diff --git a/.github/workflows/build-docker.yml b/.github/workflows/build-docker.yml index 30a209b..765e7a0 100644 --- a/.github/workflows/build-docker.yml +++ b/.github/workflows/build-docker.yml @@ -1,4 +1,4 @@ -name: CI/CD +name: Docker on: push: @@ -8,31 +8,55 @@ on: - master jobs: - build-docker: - runs-on: ubuntu-latest + tests: + uses: ./.github/workflows/run-tests.yml + build-docker-amd64: + needs: [tests] + runs-on: buildjet-2vcpu-ubuntu-2204 steps: - - uses: actions/checkout@v2 + - uses: actions/checkout@v3 with: fetch-depth: 0 - - name: Set up QEMU - uses: docker/setup-qemu-action@v1 - with: - platforms: all - name: Set up Docker Buildx id: buildx - uses: docker/setup-buildx-action@v1 + uses: docker/setup-buildx-action@v2 with: version: latest - name: Login to DockerHub - uses: docker/login-action@v1 + uses: docker/login-action@v2 with: username: ${{ secrets.DOCKER_USERNAME }} password: ${{ secrets.DOCKER_PASSWORD }} - - name: Build and push - uses: docker/build-push-action@v2 + - name: Build and push AMD64 Docker image + uses: docker/build-push-action@v3 with: context: . file: ./Dockerfile platforms: linux/amd64 push: true tags: zedeus/nitter:latest,zedeus/nitter:${{ github.sha }} + build-docker-arm64: + needs: [tests] + runs-on: buildjet-2vcpu-ubuntu-2204-arm + steps: + - uses: actions/checkout@v3 + with: + fetch-depth: 0 + - name: Set up Docker Buildx + id: buildx + uses: docker/setup-buildx-action@v2 + with: + version: latest + - name: Login to DockerHub + uses: docker/login-action@v2 + with: + username: ${{ secrets.DOCKER_USERNAME }} + password: ${{ secrets.DOCKER_PASSWORD }} + - name: Build and push ARM64 Docker image + uses: docker/build-push-action@v3 + with: + context: . + file: ./Dockerfile.arm64 + platforms: linux/arm64 + push: true + tags: zedeus/nitter:latest-arm64,zedeus/nitter:${{ github.sha }}-arm64 diff --git a/.github/workflows/run-tests.yml b/.github/workflows/run-tests.yml new file mode 100644 index 0000000..140b6bf --- /dev/null +++ b/.github/workflows/run-tests.yml @@ -0,0 +1,45 @@ +name: Tests + +on: + push: + paths-ignore: + - "*.md" + branches-ignore: + - master + workflow_call: + +jobs: + test: + runs-on: ubuntu-latest + steps: + - uses: actions/checkout@v3 + with: + fetch-depth: 0 + - name: Cache nimble + id: cache-nimble + uses: actions/cache@v3 + with: + path: ~/.nimble + key: nimble-${{ hashFiles('*.nimble') }} + restore-keys: "nimble-" + - uses: actions/setup-python@v4 + with: + python-version: "3.10" + cache: "pip" + - uses: jiro4989/setup-nim-action@v1 + with: + nim-version: "1.x" + - run: nimble build -d:release -Y + - run: pip install seleniumbase + - run: seleniumbase install chromedriver + - uses: supercharge/redis-github-action@1.5.0 + - name: Prepare Nitter + run: | + sudo apt install libsass-dev -y + cp nitter.example.conf nitter.conf + nimble md + nimble scss + - name: Run tests + run: | + ./nitter & + pytest -n4 tests diff --git a/Dockerfile b/Dockerfile index 52dadf6..c100394 100644 --- a/Dockerfile +++ b/Dockerfile @@ -1,4 +1,4 @@ -FROM nimlang/nim:1.6.2-alpine-regular as nim +FROM nimlang/nim:1.6.10-alpine-regular as nim LABEL maintainer="setenforce@protonmail.com" RUN apk --no-cache add libsass-dev pcre @@ -20,4 +20,6 @@ COPY --from=nim /src/nitter/nitter ./ COPY --from=nim /src/nitter/nitter.example.conf ./nitter.conf COPY --from=nim /src/nitter/public ./public EXPOSE 8080 +RUN adduser -h /src/ -D -s /bin/sh nitter +USER nitter CMD ./nitter diff --git a/Dockerfile.arm64 b/Dockerfile.arm64 new file mode 100644 index 0000000..6cd6744 --- /dev/null +++ b/Dockerfile.arm64 @@ -0,0 +1,23 @@ +FROM alpine:3.17 as nim +LABEL maintainer="setenforce@protonmail.com" + +RUN apk --no-cache add gcc git libc-dev libsass-dev "nim=1.6.8-r0" nimble pcre + +WORKDIR /src/nitter + +COPY nitter.nimble . +RUN nimble install -y --depsOnly + +COPY . . +RUN nimble build -d:danger -d:lto -d:strip \ + && nimble scss \ + && nimble md + +FROM alpine:3.17 +WORKDIR /src/ +RUN apk --no-cache add ca-certificates pcre openssl1.1-compat +COPY --from=nim /src/nitter/nitter ./ +COPY --from=nim /src/nitter/nitter.example.conf ./nitter.conf +COPY --from=nim /src/nitter/public ./public +EXPOSE 8080 +CMD ./nitter diff --git a/README.md b/README.md index 460ce21..4f8235d 100644 --- a/README.md +++ b/README.md @@ -1,6 +1,7 @@ # Nitter -[![Test Matrix](https://github.com/zedeus/nitter/workflows/CI/CD/badge.svg)](https://github.com/zedeus/nitter/actions?query=workflow%3ACI/CD) +[![Test Matrix](https://github.com/zedeus/nitter/workflows/Tests/badge.svg)](https://github.com/zedeus/nitter/actions/workflows/run-tests.yml) +[![Test Matrix](https://github.com/zedeus/nitter/workflows/Docker/badge.svg)](https://github.com/zedeus/nitter/actions/workflows/build-docker.yml) [![License](https://img.shields.io/github/license/zedeus/nitter?style=flat)](#license) A free and open source alternative Twitter front-end focused on privacy and @@ -34,7 +35,7 @@ XMR: 42hKayRoEAw4D6G6t8mQHPJHQcXqofjFuVfavqKeNMNUZfeJLJAcNU19i1bGdDvcdN6romiSscW ## Resources -The wiki contains +The wiki contains [a list of instances](https://github.com/zedeus/nitter/wiki/Instances) and [browser extensions](https://github.com/zedeus/nitter/wiki/Extensions) maintained by the community. @@ -67,9 +68,10 @@ Twitter account. ## Installation ### Dependencies -* libpcre -* libsass -* redis + +- libpcre +- libsass +- redis To compile Nitter you need a Nim installation, see [nim-lang.org](https://nim-lang.org/install.html) for details. It is possible to @@ -108,25 +110,32 @@ performance reasons. ### Docker -#### NOTE: For ARM64/ARM support, please use [unixfox's image](https://quay.io/repository/unixfox/nitter?tab=tags), more info [here](https://github.com/zedeus/nitter/issues/399#issuecomment-997263495) +Page for the Docker image: https://hub.docker.com/r/zedeus/nitter + +#### NOTE: For ARM64 support, please use the separate ARM64 docker image: [`zedeus/nitter:latest-arm64`](https://hub.docker.com/r/zedeus/nitter/tags). To run Nitter with Docker, you'll need to install and run Redis separately before you can run the container. See below for how to also run Redis using Docker. To build and run Nitter in Docker: + ```bash docker build -t nitter:latest . docker run -v $(pwd)/nitter.conf:/src/nitter.conf -d --network host nitter:latest ``` +Note: For ARM64, use this Dockerfile: [`Dockerfile.arm64`](https://github.com/zedeus/nitter/blob/master/Dockerfile.arm64). + A prebuilt Docker image is provided as well: + ```bash docker run -v $(pwd)/nitter.conf:/src/nitter.conf -d --network host zedeus/nitter:latest ``` Using docker-compose to run both Nitter and Redis as different containers: Change `redisHost` from `localhost` to `nitter-redis` in `nitter.conf`, then run: + ```bash docker-compose up -d ``` diff --git a/config.nims b/config.nims index ee77289..b7e52d0 100644 --- a/config.nims +++ b/config.nims @@ -1,5 +1,6 @@ --define:ssl --define:useStdLib +--threads:off # workaround httpbeast file upload bug --assertions:off diff --git a/docker-compose.yml b/docker-compose.yml index 50ae752..ec8ade5 100644 --- a/docker-compose.yml +++ b/docker-compose.yml @@ -8,7 +8,7 @@ services: ports: - "127.0.0.1:8080:8080" # Replace with "8080:8080" if you don't use a reverse proxy volumes: - - ./nitter.conf:/src/nitter.conf:ro + - ./nitter.conf:/src/nitter.conf:Z,ro depends_on: - nitter-redis restart: unless-stopped @@ -17,6 +17,12 @@ services: interval: 30s timeout: 5s retries: 2 + user: "998:998" + read_only: true + security_opt: + - no-new-privileges:true + cap_drop: + - ALL nitter-redis: image: redis:6-alpine @@ -30,6 +36,12 @@ services: interval: 30s timeout: 5s retries: 2 + user: "999:1000" + read_only: true + security_opt: + - no-new-privileges:true + cap_drop: + - ALL volumes: nitter-redis: diff --git a/nitter.example.conf b/nitter.example.conf index b987cd5..0d4deb7 100644 --- a/nitter.example.conf +++ b/nitter.example.conf @@ -1,11 +1,11 @@ [Server] +hostname = "nitter.net" # for generating links, change this to your own domain/ip +title = "nitter" address = "0.0.0.0" port = 8080 https = false # disable to enable cookies when not using https httpMaxConnections = 100 staticDir = "./public" -title = "nitter" -hostname = "nitter.net" [Cache] listMinutes = 240 # how long to cache list info (not the tweets, so keep it high) @@ -13,9 +13,9 @@ rssMinutes = 10 # how long to cache rss queries redisHost = "localhost" # Change to "nitter-redis" if using docker-compose redisPort = 6379 redisPassword = "" -redisConnections = 20 # connection pool size +redisConnections = 20 # minimum open connections in pool redisMaxConnections = 30 -# max, new connections are opened when none are available, but if the pool size +# new connections are opened when none are available, but if the pool size # goes above this, they're closed when released. don't worry about this unless # you receive tons of requests per second @@ -23,23 +23,22 @@ redisMaxConnections = 30 hmacKey = "secretkey" # random key for cryptographic signing of video urls base64Media = false # use base64 encoding for proxied media urls enableRSS = true # set this to false to disable RSS feeds -enableDebug = false # enable request logs and debug endpoints +enableDebug = false # enable request logs and debug endpoints (/.tokens) proxy = "" # http/https url, SOCKS proxies are not supported proxyAuth = "" tokenCount = 10 # minimum amount of usable tokens. tokens are used to authorize API requests, -# but they expire after ~1 hour, and have a limit of 187 requests. -# the limit gets reset every 15 minutes, and the pool is filled up so there's -# always at least $tokenCount usable tokens. again, only increase this if -# you receive major bursts all the time +# but they expire after ~1 hour, and have a limit of 500 requests per endpoint. +# the limits reset every 15 minutes, and the pool is filled up so there's +# always at least `tokenCount` usable tokens. only increase this if you receive +# major bursts all the time and don't have a rate limiting setup via e.g. nginx # Change default preferences here, see src/prefs_impl.nim for a complete list [Preferences] theme = "Nitter" replaceTwitter = "nitter.net" -replaceYouTube = "piped.kavin.rocks" +replaceYouTube = "piped.video" replaceReddit = "teddit.net" -replaceInstagram = "" proxyVideos = true hlsPlayback = false infiniteScroll = false diff --git a/nitter.nimble b/nitter.nimble index d364562..7771b31 100644 --- a/nitter.nimble +++ b/nitter.nimble @@ -11,18 +11,18 @@ bin = @["nitter"] # Dependencies requires "nim >= 1.4.8" -requires "jester >= 0.5.0" -requires "karax#5498909" -requires "sass#e683aa1" -requires "nimcrypto#a5742a9" -requires "markdown#a661c26" -requires "packedjson#d11d167" -requires "supersnappy#2.1.1" +requires "jester#baca3f" +requires "karax#5cf360c" +requires "sass#7dfdd03" +requires "nimcrypto#4014ef9" +requires "markdown#158efe3" +requires "packedjson#9e6fbb6" +requires "supersnappy#6c94198" requires "redpool#8b7c1db" requires "https://github.com/zedeus/redis#d0a0e6f" -requires "zippy#0.7.3" -requires "flatty#0.2.3" -requires "jsony#d0e69bd" +requires "zippy#ca5989a" +requires 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this.readBits(t+1)-1},e.readEG=function(){var t=this.readUEG();return 1&t?1+t>>>1:-1*(t>>>1)},e.readBoolean=function(){return 1===this.readBits(1)},e.readUByte=function(){return this.readBits(8)},e.readUShort=function(){return this.readBits(16)},e.readUInt=function(){return this.readBits(32)},e.skipScalingList=function(t){for(var e=8,r=8,i=0;i=t.length)return void r();if(!(t[e].unit.length<32)){var i=this.decrypter.isSync();if(this.decryptAacSample(t,e,r,i),!i)return}}},e.getAvcEncryptedData=function(t){for(var e=16*Math.floor((t.length-48)/160)+16,r=new Int8Array(e),i=0,a=32;a<=t.length-16;a+=160,i+=16)r.set(t.subarray(a,a+16),i);return r},e.getAvcDecryptedUnit=function(t,e){for(var r=new Uint8Array(e),i=0,a=32;a<=t.length-16;a+=160,i+=16)t.set(r.subarray(i,i+16),a);return t},e.decryptAvcSample=function(t,e,r,i,a,n){var s=X(a.data),o=this.getAvcEncryptedData(s),l=this;this.decryptBuffer(o.buffer,(function(o){a.data=l.getAvcDecryptedUnit(s,o),n||l.decryptAvcSamples(t,e,r+1,i)}))},e.decryptAvcSamples=function(t,e,r,i){if(t instanceof Uint8Array)throw new Error("Cannot decrypt samples of type Uint8Array");for(;;e++,r=0){if(e>=t.length)return void i();for(var a=t[e].units;!(r>=a.length);r++){var n=a[r];if(!(n.data.length<=48||1!==n.type&&5!==n.type)){var s=this.decrypter.isSync();if(this.decryptAvcSample(t,e,r,i,n,s),!s)return}}}},t}(),U={video:1,audio:2,id3:3,text:4},G=function(){function t(t,e,r){this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._duration=0,this.aacLastPTS=null,this._initPTS=null,this._initDTS=null,this._pmtId=-1,this._avcTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.observer=t,this.config=e,this.typeSupported=r}t.probe=function(e){var r=t.syncOffset(e);return!(r<0)&&(r&&c.b.warn("MPEG2-TS detected but first sync word found @ offset "+r+", junk ahead ?"),!0)},t.syncOffset=function(t){for(var e=Math.min(1e3,t.length-564),r=0;r>4>1){if((_=A+5+e[A+4])===A+188)continue}else _=A+4;switch(D){case f:R&&(v&&(o=V(v))&&this.parseAVCPES(o,!1),v={data:[],size:0}),v&&(v.data.push(e.subarray(_,A+188)),v.size+=A+188-_);break;case g:R&&(m&&(o=V(m))&&(d.isAAC?this.parseAACPES(o):this.parseMPEGPES(o)),m={data:[],size:0}),m&&(m.data.push(e.subarray(_,A+188)),m.size+=A+188-_);break;case p:R&&(y&&(o=V(y))&&this.parseID3PES(o),y={data:[],size:0}),y&&(y.data.push(e.subarray(_,A+188)),y.size+=A+188-_);break;case 0:R&&(_+=e[_]+1),E=this._pmtId=K(e,_);break;case E:R&&(_+=e[_]+1);var k=H(e,_,!0===this.typeSupported.mpeg||!0===this.typeSupported.mp3,n);(f=k.avc)>0&&(u.pid=f),(g=k.audio)>0&&(d.pid=g,d.isAAC=k.isAAC),(p=k.id3)>0&&(h.pid=p),b&&!T&&(c.b.log("reparse from beginning"),b=!1,A=L-188),T=this.pmtParsed=!0;break;case 17:case 8191:break;default:b=!0}}else this.observer.emit(i.a.ERROR,i.a.ERROR,{type:a.b.MEDIA_ERROR,details:a.a.FRAG_PARSING_ERROR,fatal:!1,reason:"TS packet did not start with 0x47"});u.pesData=v,d.pesData=m,h.pesData=y;var x={audioTrack:d,avcTrack:u,id3Track:h,textTrack:this._txtTrack};return s&&this.extractRemainingSamples(x),x},e.flush=function(){var t,e=this.remainderData;return this.remainderData=null,t=e?this.demux(e,-1,!1,!0):{audioTrack:this._audioTrack,avcTrack:this._avcTrack,textTrack:this._txtTrack,id3Track:this._id3Track},this.extractRemainingSamples(t),this.sampleAes?this.decrypt(t,this.sampleAes):t},e.extractRemainingSamples=function(t){var e,r=t.audioTrack,i=t.avcTrack,a=t.id3Track,n=i.pesData,s=r.pesData,o=a.pesData;n&&(e=V(n))?(this.parseAVCPES(e,!0),i.pesData=null):i.pesData=n,s&&(e=V(s))?(r.isAAC?this.parseAACPES(e):this.parseMPEGPES(e),r.pesData=null):(null!=s&&s.size&&c.b.log("last AAC PES packet truncated,might overlap between fragments"),r.pesData=s),o&&(e=V(o))?(this.parseID3PES(e),a.pesData=null):a.pesData=o},e.demuxSampleAes=function(t,e,r){var i=this.demux(t,r,!0,!this.config.progressive),a=this.sampleAes=new B(this.observer,this.config,e);return this.decrypt(i,a)},e.decrypt=function(t,e){return new Promise((function(r){var i=t.audioTrack,a=t.avcTrack;i.samples&&i.isAAC?e.decryptAacSamples(i.samples,0,(function(){a.samples?e.decryptAvcSamples(a.samples,0,0,(function(){r(t)})):r(t)})):a.samples&&e.decryptAvcSamples(a.samples,0,0,(function(){r(t)}))}))},e.destroy=function(){this._initPTS=this._initDTS=null,this._duration=0},e.parseAVCPES=function(t,e){var r,i=this,a=this._avcTrack,n=this.parseAVCNALu(t.data),s=this.avcSample,l=!1;t.data=null,s&&n.length&&!a.audFound&&(W(s,a),s=this.avcSample=j(!1,t.pts,t.dts,"")),n.forEach((function(e){switch(e.type){case 1:r=!0,s||(s=i.avcSample=j(!0,t.pts,t.dts,"")),s.frame=!0;var n=e.data;if(l&&n.length>4){var u=new N(n).readSliceType();2!==u&&4!==u&&7!==u&&9!==u||(s.key=!0)}break;case 5:r=!0,s||(s=i.avcSample=j(!0,t.pts,t.dts,"")),s.key=!0,s.frame=!0;break;case 6:r=!0;var d=new N(X(e.data));d.readUByte();for(var h=0,f=0,c=!1,v=0;!c&&d.bytesAvailable>1;){h=0;do{h+=v=d.readUByte()}while(255===v);f=0;do{f+=v=d.readUByte()}while(255===v);if(4===h&&0!==d.bytesAvailable){if(c=!0,181===d.readUByte())if(49===d.readUShort())if(1195456820===d.readUInt())if(3===d.readUByte()){for(var g=d.readUByte(),p=31&g,m=[g,d.readUByte()],y=0;y16){for(var b=[],T=0;T<16;T++)b.push(d.readUByte().toString(16)),3!==T&&5!==T&&7!==T&&9!==T||b.push("-");for(var E=f-16,S=new Uint8Array(E),L=0;L=0){var h={data:t.subarray(u,l-n-1),type:d};o.push(h)}else{var f=this.getLastNalUnit();if(f&&(s&&l<=4-s&&f.state&&(f.data=f.data.subarray(0,f.data.byteLength-s)),(r=l-n-1)>0)){var c=new Uint8Array(f.data.byteLength+r);c.set(f.data,0),c.set(t.subarray(0,r),f.data.byteLength),f.data=c}}l=0&&n>=0){var v={data:t.subarray(u,i),type:d,state:n};o.push(v)}if(0===o.length){var g=this.getLastNalUnit();if(g){var p=new Uint8Array(g.data.byteLength+t.byteLength);p.set(g.data,0),p.set(t,g.data.byteLength),g.data=p}}return a.naluState=n,o},e.parseAACPES=function(t){var e,r,n,s,o,l=0,u=this._audioTrack,d=this.aacOverFlow,h=t.data;if(d){this.aacOverFlow=null;var f=d.sample.unit.byteLength,v=Math.min(d.missing,f),g=f-v;d.sample.unit.set(h.subarray(0,v),g),u.samples.push(d.sample),l=d.missing}for(e=l,r=h.length;e1;){var l=new Uint8Array(o[0].length+o[1].length);l.set(o[0]),l.set(o[1],o[0].length),o[0]=l,o.splice(1,1)}if(1===((e=o[0])[0]<<16)+(e[1]<<8)+e[2]){if((r=(e[4]<<8)+e[5])&&r>t.size-6)return null;var u=e[7];192&u&&(a=536870912*(14&e[9])+4194304*(255&e[10])+16384*(254&e[11])+128*(255&e[12])+(254&e[13])/2,64&u?a-(n=536870912*(14&e[14])+4194304*(255&e[15])+16384*(254&e[16])+128*(255&e[17])+(254&e[18])/2)>54e5&&(c.b.warn(Math.round((a-n)/9e4)+"s delta between PTS and DTS, align them"),a=n):n=a);var d=(i=e[8])+9;if(t.size<=d)return null;t.size-=d;for(var h=new Uint8Array(t.size),f=0,v=o.length;fg){d-=g;continue}e=e.subarray(d),g-=d,d=0}h.set(e,s),s+=g}return r&&(r-=i+3),{data:h,pts:a,dts:n,len:r}}return null}function W(t,e){if(t.units.length&&t.frame){if(void 0===t.pts){var r=e.samples,i=r.length;if(!i)return void e.dropped++;var a=r[i-1];t.pts=a.pts,t.dts=a.dts}e.samples.push(t)}t.debug.length&&c.b.log(t.pts+"/"+t.dts+":"+t.debug)}function Y(t,e){var r=t.length;if(r>0){if(e.pts>=t[r-1].pts)t.push(e);else for(var i=r-1;i>=0;i--)if(e.pts1?r-1:0),a=1;a>24&255,o[1]=e>>16&255,o[2]=e>>8&255,o[3]=255&e,o.set(t,4),n=0,e=8;n>24&255,e>>16&255,e>>8&255,255&e,i>>24,i>>16&255,i>>8&255,255&i,a>>24,a>>16&255,a>>8&255,255&a,85,196,0,0]))},t.mdia=function(e){return t.box(t.types.mdia,t.mdhd(e.timescale,e.duration),t.hdlr(e.type),t.minf(e))},t.mfhd=function(e){return t.box(t.types.mfhd,new Uint8Array([0,0,0,0,e>>24,e>>16&255,e>>8&255,255&e]))},t.minf=function(e){return"audio"===e.type?t.box(t.types.minf,t.box(t.types.smhd,t.SMHD),t.DINF,t.stbl(e)):t.box(t.types.minf,t.box(t.types.vmhd,t.VMHD),t.DINF,t.stbl(e))},t.moof=function(e,r,i){return t.box(t.types.moof,t.mfhd(e),t.traf(i,r))},t.moov=function(e){for(var r=e.length,i=[];r--;)i[r]=t.trak(e[r]);return t.box.apply(null,[t.types.moov,t.mvhd(e[0].timescale,e[0].duration)].concat(i).concat(t.mvex(e)))},t.mvex=function(e){for(var r=e.length,i=[];r--;)i[r]=t.trex(e[r]);return t.box.apply(null,[t.types.mvex].concat(i))},t.mvhd=function(e,r){r*=e;var i=Math.floor(r/(J+1)),a=Math.floor(r%(J+1)),n=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,e>>24&255,e>>16&255,e>>8&255,255&e,i>>24,i>>16&255,i>>8&255,255&i,a>>24,a>>16&255,a>>8&255,255&a,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return t.box(t.types.mvhd,n)},t.sdtp=function(e){var r,i,a=e.samples||[],n=new Uint8Array(4+a.length);for(r=0;r>>8&255),n.push(255&a),n=n.concat(Array.prototype.slice.call(i));for(r=0;r>>8&255),s.push(255&a),s=s.concat(Array.prototype.slice.call(i));var o=t.box(t.types.avcC,new Uint8Array([1,n[3],n[4],n[5],255,224|e.sps.length].concat(n).concat([e.pps.length]).concat(s))),l=e.width,u=e.height,d=e.pixelRatio[0],h=e.pixelRatio[1];return t.box(t.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,l>>8&255,255&l,u>>8&255,255&u,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),o,t.box(t.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),t.box(t.types.pasp,new Uint8Array([d>>24,d>>16&255,d>>8&255,255&d,h>>24,h>>16&255,h>>8&255,255&h])))},t.esds=function(t){var e=t.config.length;return new Uint8Array([0,0,0,0,3,23+e,0,1,0,4,15+e,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([e]).concat(t.config).concat([6,1,2]))},t.mp4a=function(e){var r=e.samplerate;return t.box(t.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,e.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]),t.box(t.types.esds,t.esds(e)))},t.mp3=function(e){var r=e.samplerate;return t.box(t.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,e.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]))},t.stsd=function(e){return"audio"===e.type?e.isAAC||"mp3"!==e.codec?t.box(t.types.stsd,t.STSD,t.mp4a(e)):t.box(t.types.stsd,t.STSD,t.mp3(e)):t.box(t.types.stsd,t.STSD,t.avc1(e))},t.tkhd=function(e){var r=e.id,i=e.duration*e.timescale,a=e.width,n=e.height,s=Math.floor(i/(J+1)),o=Math.floor(i%(J+1));return t.box(t.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,r>>24&255,r>>16&255,r>>8&255,255&r,0,0,0,0,s>>24,s>>16&255,s>>8&255,255&s,o>>24,o>>16&255,o>>8&255,255&o,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,a>>8&255,255&a,0,0,n>>8&255,255&n,0,0]))},t.traf=function(e,r){var i=t.sdtp(e),a=e.id,n=Math.floor(r/(J+1)),s=Math.floor(r%(J+1));return t.box(t.types.traf,t.box(t.types.tfhd,new Uint8Array([0,0,0,0,a>>24,a>>16&255,a>>8&255,255&a])),t.box(t.types.tfdt,new Uint8Array([1,0,0,0,n>>24,n>>16&255,n>>8&255,255&n,s>>24,s>>16&255,s>>8&255,255&s])),t.trun(e,i.length+16+20+8+16+8+8),i)},t.trak=function(e){return e.duration=e.duration||4294967295,t.box(t.types.trak,t.tkhd(e),t.mdia(e))},t.trex=function(e){var r=e.id;return t.box(t.types.trex,new Uint8Array([0,0,0,0,r>>24,r>>16&255,r>>8&255,255&r,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},t.trun=function(e,r){var i,a,n,s,o,l,u=e.samples||[],d=u.length,h=12+16*d,f=new Uint8Array(h);for(r+=8+h,f.set([0,0,15,1,d>>>24&255,d>>>16&255,d>>>8&255,255&d,r>>>24&255,r>>>16&255,r>>>8&255,255&r],0),i=0;i>>24&255,n>>>16&255,n>>>8&255,255&n,s>>>24&255,s>>>16&255,s>>>8&255,255&s,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,61440&o.degradPrio,15&o.degradPrio,l>>>24&255,l>>>16&255,l>>>8&255,255&l],12+16*i);return t.box(t.types.trun,f)},t.initSegment=function(e){t.types||t.init();var r=t.moov(e),i=new Uint8Array(t.FTYP.byteLength+r.byteLength);return i.set(t.FTYP),i.set(r,t.FTYP.byteLength),i},t}();tt.types=void 0,tt.HDLR_TYPES=void 0,tt.STTS=void 0,tt.STSC=void 0,tt.STCO=void 0,tt.STSZ=void 0,tt.VMHD=void 0,tt.SMHD=void 0,tt.STSD=void 0,tt.FTYP=void 0,tt.DINF=void 0;var et=tt,rt=r(4);function it(t,e,r,i){void 0===r&&(r=1),void 0===i&&(i=!1);var a=t*e*r;return i?Math.round(a):a}function at(t,e){return void 0===e&&(e=!1),it(t,1e3,1/9e4,e)}function nt(){return(nt=Object.assign||function(t){for(var e=1;e0?t:r.pts}),t[0].pts);return e&&c.b.debug("PTS rollover detected"),r},e.remux=function(t,e,r,i,a,n,s,o){var l,u,d,h,f,v,g=a,p=a,m=t.pid>-1,y=e.pid>-1,b=e.samples.length,T=t.samples.length>0,E=b>1;if((!m||T)&&(!y||E)||this.ISGenerated||s){this.ISGenerated||(d=this.generateIS(t,e,a));var S=this.isVideoContiguous,L=-1;if(E&&(L=function(t){for(var e=0;e0){c.b.warn("[mp4-remuxer]: Dropped "+L+" out of "+b+" video samples due to a missing keyframe");var A=this.getVideoStartPts(e.samples);e.samples=e.samples.slice(L),e.dropped+=L,p+=(e.samples[0].pts-A)/(e.timescale||9e4)}else-1===L&&(c.b.warn("[mp4-remuxer]: No keyframe found out of "+b+" video samples"),v=!1);if(this.ISGenerated){if(T&&E){var R=this.getVideoStartPts(e.samples),D=(dt(t.samples[0].pts,R)-R)/e.inputTimeScale;g+=Math.max(0,D),p+=Math.max(0,-D)}if(T){if(t.samplerate||(c.b.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),d=this.generateIS(t,e,a)),u=this.remuxAudio(t,g,this.isAudioContiguous,n,y||E||o===rt.b.AUDIO?p:void 0),E){var _=u?u.endPTS-u.startPTS:0;e.inputTimeScale||(c.b.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),d=this.generateIS(t,e,a)),l=this.remuxVideo(e,p,S,_)}}else E&&(l=this.remuxVideo(e,p,S,0));l&&(l.firstKeyFrame=L,l.independent=-1!==L)}}return this.ISGenerated&&(r.samples.length&&(f=this.remuxID3(r,a)),i.samples.length&&(h=this.remuxText(i,a))),{audio:u,video:l,initSegment:d,independent:v,text:h,id3:f}},e.generateIS=function(t,e,r){var i,a,n,o=t.samples,l=e.samples,u=this.typeSupported,d={},h=!Object(s.a)(this._initPTS),f="audio/mp4";if(h&&(i=a=1/0),t.config&&o.length&&(t.timescale=t.samplerate,t.isAAC||(u.mpeg?(f="audio/mpeg",t.codec=""):u.mp3&&(t.codec="mp3")),d.audio={id:"audio",container:f,codec:t.codec,initSegment:!t.isAAC&&u.mpeg?new Uint8Array(0):et.initSegment([t]),metadata:{channelCount:t.channelCount}},h&&(n=t.inputTimeScale,i=a=o[0].pts-Math.round(n*r))),e.sps&&e.pps&&l.length&&(e.timescale=e.inputTimeScale,d.video={id:"main",container:"video/mp4",codec:e.codec,initSegment:et.initSegment([e]),metadata:{width:e.width,height:e.height}},h)){n=e.inputTimeScale;var c=this.getVideoStartPts(l),v=Math.round(n*r);a=Math.min(a,dt(l[0].dts,c)-v),i=Math.min(i,c-v)}if(Object.keys(d).length)return this.ISGenerated=!0,h&&(this._initPTS=i,this._initDTS=a),{tracks:d,initPTS:i,timescale:n}},e.remuxVideo=function(t,e,r,n){var s,o,l,u=t.inputTimeScale,d=t.samples,h=[],f=d.length,v=this._initPTS,g=this.nextAvcDts,p=8,m=Number.POSITIVE_INFINITY,y=Number.NEGATIVE_INFINITY,b=0,T=!1;r&&null!==g||(g=e*u-(d[0].pts-dt(d[0].dts,d[0].pts)));for(var E=0;ES.pts){b=Math.max(Math.min(b,S.pts-S.dts),-18e3)}S.dts0?E-1:E].dts&&(T=!0)}T&&d.sort((function(t,e){var r=t.dts-e.dts,i=t.pts-e.pts;return r||i})),o=d[0].dts,l=d[d.length-1].dts;var L=Math.round((l-o)/(f-1));if(b<0){if(b<-2*L){c.b.warn("PTS < DTS detected in video samples, offsetting DTS from PTS by "+at(-L,!0)+" ms");for(var A=b,R=0;RL;if(k||_<-1){k?c.b.warn("AVC: "+at(_,!0)+" ms ("+_+"dts) hole between fragments detected, filling it"):c.b.warn("AVC: "+at(-_,!0)+" ms ("+_+"dts) overlapping between fragments detected"),o=g;var x=d[0].pts-_;d[0].dts=o,d[0].pts=x,c.b.log("Video: First PTS/DTS adjusted: "+at(x,!0)+"/"+at(o,!0)+", delta: "+at(_,!0)+" ms")}}lt&&(o=Math.max(0,o));for(var w=0,C=0,O=0;O0?j-1:j].dts;if(Q.stretchShortVideoTrack&&null!==this.nextAudioPts){var Z=Math.floor(Q.maxBufferHole*u),J=(n?m+n*u:this.nextAudioPts)-K.pts;J>Z?((s=J-$)<0&&(s=$),c.b.log("[mp4-remuxer]: It is approximately "+J/90+" ms to the next segment; using duration "+s/90+" ms for the last video frame.")):s=$}else s=$}var tt=Math.round(K.pts-K.dts);h.push(new ht(K.key,s,V,tt))}if(h.length&&st&&st<70){var rt=h[0].flags;rt.dependsOn=2,rt.isNonSync=0}this.nextAvcDts=g=l+s,this.isVideoContiguous=!0;var it={data1:et.moof(t.sequenceNumber++,o,nt({},t,{samples:h})),data2:B,startPTS:m/u,endPTS:(y+s)/u,startDTS:o/u,endDTS:g/u,type:"video",hasAudio:!1,hasVideo:!0,nb:h.length,dropped:t.dropped};return t.samples=[],t.dropped=0,it},e.remuxAudio=function(t,e,r,n,s){var o=t.inputTimeScale,l=o/(t.samplerate?t.samplerate:o),u=t.isAAC?1024:1152,d=u*l,h=this._initPTS,f=!t.isAAC&&this.typeSupported.mpeg,v=[],g=t.samples,p=f?0:8,m=this.nextAudioPts||-1,y=e*o;if(this.isAudioContiguous=r=r||g.length&&m>0&&(n&&Math.abs(y-m)<9e3||Math.abs(dt(g[0].pts-h,y)-m)<20*d),g.forEach((function(t){t.pts=dt(t.pts-h,y)})),!r||m<0){if(!(g=g.filter((function(t){return t.pts>=0}))).length)return;m=0===s?0:n?Math.max(0,y):g[0].pts}if(t.isAAC)for(var b=void 0!==s,T=this.config.maxAudioFramesDrift,E=0,S=m;E=T*d&&D<1e4&&b){var _=Math.round(R/d);(S=A-_*d)<0&&(_--,S+=d),0===E&&(this.nextAudioPts=m=S),c.b.warn("[mp4-remuxer]: Injecting "+_+" audio frame @ "+(S/o).toFixed(3)+"s due to "+Math.round(1e3*R/o)+" ms gap.");for(var k=0;k<_;k++){var x=Math.max(S,0),w=Z.getSilentFrame(t.manifestCodec||t.codec,t.channelCount);w||(c.b.log("[mp4-remuxer]: Unable to get silent frame for given audio codec; duplicating last frame instead."),w=L.unit.subarray()),g.splice(E,0,{unit:w,pts:x}),S+=d,E++}}L.pts=S,S+=d}for(var C,O=null,I=null,P=0,F=g.length;F--;)P+=g[F].unit.byteLength;for(var M=0,N=g.length;M0))return;P+=p;try{C=new Uint8Array(P)}catch(t){return void this.observer.emit(i.a.ERROR,i.a.ERROR,{type:a.b.MUX_ERROR,details:a.a.REMUX_ALLOC_ERROR,fatal:!1,bytes:P,reason:"fail allocating audio mdat "+P})}f||(new DataView(C.buffer).setUint32(0,P),C.set(et.types.mdat,4))}C.set(U,p);var j=U.byteLength;p+=j,v.push(new ht(!0,u,j,0)),I=G}var K=v.length;if(K){var H=v[v.length-1];this.nextAudioPts=m=I+l*H.duration;var V=f?new Uint8Array(0):et.moof(t.sequenceNumber++,O/l,nt({},t,{samples:v}));t.samples=[];var W=O/o,Y=m/o,X={data1:V,data2:C,startPTS:W,endPTS:Y,startDTS:W,endDTS:Y,type:"audio",hasAudio:!0,hasVideo:!1,nb:K};return this.isAudioContiguous=!0,X}},e.remuxEmptyAudio=function(t,e,r,i){var a=t.inputTimeScale,n=a/(t.samplerate?t.samplerate:a),s=this.nextAudioPts,o=(null!==s?s:i.startDTS*a)+this._initDTS,l=i.endDTS*a+this._initDTS,u=1024*n,d=Math.ceil((l-o)/u),h=Z.getSilentFrame(t.manifestCodec||t.codec,t.channelCount);if(c.b.warn("[mp4-remuxer]: remux empty Audio"),h){for(var f=[],v=0;v4294967296;)t+=r;return t}var ht=function(t,e,r,i){this.size=void 0,this.duration=void 0,this.cts=void 0,this.flags=void 0,this.duration=e,this.size=r,this.cts=i,this.flags=new ft(t)},ft=function(t){this.isLeading=0,this.isDependedOn=0,this.hasRedundancy=0,this.degradPrio=0,this.dependsOn=1,this.isNonSync=1,this.dependsOn=t?2:1,this.isNonSync=t?0:1},ct=r(5),vt=function(){function t(){this.emitInitSegment=!1,this.audioCodec=void 0,this.videoCodec=void 0,this.initData=void 0,this.initPTS=void 0,this.initTracks=void 0,this.lastEndDTS=null}var e=t.prototype;return e.destroy=function(){},e.resetTimeStamp=function(t){this.initPTS=t,this.lastEndDTS=null},e.resetNextTimestamp=function(){this.lastEndDTS=null},e.resetInitSegment=function(t,e,r){this.audioCodec=e,this.videoCodec=r,this.generateInitSegment(t),this.emitInitSegment=!0},e.generateInitSegment=function(t){var e=this.audioCodec,r=this.videoCodec;if(!t||!t.byteLength)return this.initTracks=void 0,void(this.initData=void 0);var i=this.initData=Object(l.f)(t);e||(e=pt(i.audio,ct.a.AUDIO)),r||(r=pt(i.video,ct.a.VIDEO));var a={};i.audio&&i.video?a.audiovideo={container:"video/mp4",codec:e+","+r,initSegment:t,id:"main"}:i.audio?a.audio={container:"audio/mp4",codec:e,initSegment:t,id:"audio"}:i.video?a.video={container:"video/mp4",codec:r,initSegment:t,id:"main"}:c.b.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=a},e.remux=function(t,e,r,i,a){var n=this.initPTS,o=this.lastEndDTS,u={audio:void 0,video:void 0,text:i,id3:r,initSegment:void 0};Object(s.a)(o)||(o=this.lastEndDTS=a||0);var d=e.samples;if(!d||!d.length)return u;var h={initPTS:void 0,timescale:1},f=this.initData;if(f&&f.length||(this.generateInitSegment(d),f=this.initData),!f||!f.length)return c.b.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),u;this.emitInitSegment&&(h.tracks=this.initTracks,this.emitInitSegment=!1),Object(s.a)(n)||(this.initPTS=h.initPTS=n=gt(f,d,o));var v=Object(l.c)(d,f),g=o,p=v+g;Object(l.e)(f,d,n),v>0?this.lastEndDTS=p:(c.b.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var m=!!f.audio,y=!!f.video,b="";m&&(b+="audio"),y&&(b+="video");var T={data1:d,startPTS:g,startDTS:g,endPTS:p,endDTS:p,type:b,hasAudio:m,hasVideo:y,nb:1,dropped:0};return u.audio="audio"===T.type?T:void 0,u.video="audio"!==T.type?T:void 0,u.text=i,u.id3=r,u.initSegment=h,u},t}(),gt=function(t,e,r){return Object(l.d)(t,e)-r};function pt(t,e){var r=null==t?void 0:t.codec;return r&&r.length>4?r:"hvc1"===r?"hvc1.1.c.L120.90":"av01"===r?"av01.0.04M.08":"avc1"===r||e===ct.a.VIDEO?"avc1.42e01e":"mp4a.40.5"}var mt,yt=vt,bt=r(16);try{mt=self.performance.now.bind(self.performance)}catch(t){c.b.debug("Unable to use Performance API on this environment"),mt=self.Date.now}var Tt=[{demux:q,remux:ut},{demux:D,remux:yt},{demux:A,remux:ut},{demux:$,remux:ut}],Et=1024;Tt.forEach((function(t){var e=t.demux;Et=Math.max(Et,e.minProbeByteLength)}));var St=function(){function t(t,e,r,i,a){this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.cache=new bt.a,this.observer=t,this.typeSupported=e,this.config=r,this.vendor=i,this.id=a}var e=t.prototype;return e.configure=function(t){this.transmuxConfig=t,this.decrypter&&this.decrypter.reset()},e.push=function(t,e,r,i){var a=this,n=r.transmuxing;n.executeStart=mt();var s=new Uint8Array(t),o=this.cache,u=this.config,d=this.currentTransmuxState,h=this.transmuxConfig;i&&(this.currentTransmuxState=i);var f=function(t,e){var r=null;t.byteLength>0&&null!=e&&null!=e.key&&null!==e.iv&&null!=e.method&&(r=e);return r}(s,e);if(f&&"AES-128"===f.method){var c=this.getDecrypter();if(!u.enableSoftwareAES)return this.decryptionPromise=c.webCryptoDecrypt(s,f.key.buffer,f.iv.buffer).then((function(t){var e=a.push(t,null,r);return a.decryptionPromise=null,e})),this.decryptionPromise;var v=c.softwareDecrypt(s,f.key.buffer,f.iv.buffer);if(!v)return n.executeEnd=mt(),Lt(r);s=new Uint8Array(v)}var g=i||d,p=g.contiguous,m=g.discontinuity,y=g.trackSwitch,b=g.accurateTimeOffset,T=g.timeOffset,E=h.audioCodec,S=h.videoCodec,L=h.defaultInitPts,A=h.duration,R=h.initSegmentData;if((m||y)&&this.resetInitSegment(R,E,S,A),m&&this.resetInitialTimestamp(L),p||this.resetContiguity(),this.needsProbing(s,m,y)){if(o.dataLength){var D=o.flush();s=Object(l.a)(D,s)}this.configureTransmuxer(s,h)}var _=this.transmux(s,f,T,b,r),k=this.currentTransmuxState;return k.contiguous=!0,k.discontinuity=!1,k.trackSwitch=!1,n.executeEnd=mt(),_},e.flush=function(t){var e=this,r=t.transmuxing;r.executeStart=mt();var n=this.decrypter,s=this.cache,o=this.currentTransmuxState,l=this.decryptionPromise;if(l)return l.then((function(){return e.flush(t)}));var u=[],d=o.timeOffset;if(n){var h=n.flush();h&&u.push(this.push(h,null,t))}var f=s.dataLength;s.reset();var c=this.demuxer,v=this.remuxer;if(!c||!v)return f>=Et&&this.observer.emit(i.a.ERROR,i.a.ERROR,{type:a.b.MEDIA_ERROR,details:a.a.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),r.executeEnd=mt(),[Lt(t)];var g=c.flush(d);return At(g)?g.then((function(r){return e.flushRemux(u,r,t),u})):(this.flushRemux(u,g,t),u)},e.flushRemux=function(t,e,r){var i=e.audioTrack,a=e.avcTrack,n=e.id3Track,s=e.textTrack,o=this.currentTransmuxState,l=o.accurateTimeOffset,u=o.timeOffset;c.b.log("[transmuxer.ts]: Flushed fragment "+r.sn+(r.part>-1?" p: "+r.part:"")+" of level "+r.level);var d=this.remuxer.remux(i,a,n,s,u,l,!0,this.id);t.push({remuxResult:d,chunkMeta:r}),r.transmuxing.executeEnd=mt()},e.resetInitialTimestamp=function(t){var e=this.demuxer,r=this.remuxer;e&&r&&(e.resetTimeStamp(t),r.resetTimeStamp(t))},e.resetContiguity=function(){var t=this.demuxer,e=this.remuxer;t&&e&&(t.resetContiguity(),e.resetNextTimestamp())},e.resetInitSegment=function(t,e,r,i){var a=this.demuxer,n=this.remuxer;a&&n&&(a.resetInitSegment(e,r,i),n.resetInitSegment(t,e,r))},e.destroy=function(){this.demuxer&&(this.demuxer.destroy(),this.demuxer=void 0),this.remuxer&&(this.remuxer.destroy(),this.remuxer=void 0)},e.transmux=function(t,e,r,i,a){return e&&"SAMPLE-AES"===e.method?this.transmuxSampleAes(t,e,r,i,a):this.transmuxUnencrypted(t,r,i,a)},e.transmuxUnencrypted=function(t,e,r,i){var a=this.demuxer.demux(t,e,!1,!this.config.progressive),n=a.audioTrack,s=a.avcTrack,o=a.id3Track,l=a.textTrack;return{remuxResult:this.remuxer.remux(n,s,o,l,e,r,!1,this.id),chunkMeta:i}},e.transmuxSampleAes=function(t,e,r,i,a){var n=this;return this.demuxer.demuxSampleAes(t,e,r).then((function(t){return{remuxResult:n.remuxer.remux(t.audioTrack,t.avcTrack,t.id3Track,t.textTrack,r,i,!1,n.id),chunkMeta:a}}))},e.configureTransmuxer=function(t,e){for(var r,i=this.config,a=this.observer,n=this.typeSupported,s=this.vendor,o=e.audioCodec,l=e.defaultInitPts,u=e.duration,d=e.initSegmentData,h=e.videoCodec,f=0,v=Tt.length;f>>8^255&p^99,t[c]=p,e[p]=c;var m=f[c],y=f[m],b=f[y],T=257*f[p]^16843008*p;i[c]=T<<24|T>>>8,a[c]=T<<16|T>>>16,n[c]=T<<8|T>>>24,s[c]=T,T=16843009*b^65537*y^257*m^16843008*c,l[p]=T<<24|T>>>8,u[p]=T<<16|T>>>16,d[p]=T<<8|T>>>24,h[p]=T,c?(c=m^f[f[f[b^m]]],v^=f[f[v]]):c=v=1}},e.expandKey=function(t){for(var e=this.uint8ArrayToUint32Array_(t),r=!0,i=0;i0}),!1)}t.exports=function(t,e){e=e||{};var a={main:r.m},o=e.all?{main:Object.keys(a.main)}:function(t,e){for(var r={main:[e]},i={main:[]},a={main:{}};s(r);)for(var o=Object.keys(r),l=0;lt.endSN||e>0||0===e&&r>0,this.updated||this.advanced?this.misses=Math.floor(.6*t.misses):this.misses=t.misses+1,this.availabilityDelay=t.availabilityDelay},e=t,(r=[{key:"hasProgramDateTime",get:function(){return!!this.fragments.length&&Object(a.a)(this.fragments[this.fragments.length-1].programDateTime)}},{key:"levelTargetDuration",get:function(){return this.averagetargetduration||this.targetduration||10}},{key:"drift",get:function(){var t=this.driftEndTime-this.driftStartTime;return t>0?1e3*(this.driftEnd-this.driftStart)/t:1}},{key:"edge",get:function(){return this.partEnd||this.fragmentEnd}},{key:"partEnd",get:function(){var t;return null!==(t=this.partList)&&void 0!==t&&t.length?this.partList[this.partList.length-1].end:this.fragmentEnd}},{key:"fragmentEnd",get:function(){var t;return null!==(t=this.fragments)&&void 0!==t&&t.length?this.fragments[this.fragments.length-1].end:0}},{key:"age",get:function(){return this.advancedDateTime?Math.max(Date.now()-this.advancedDateTime,0)/1e3:0}},{key:"lastPartIndex",get:function(){var t;return null!==(t=this.partList)&&void 0!==t&&t.length?this.partList[this.partList.length-1].index:-1}},{key:"lastPartSn",get:function(){var t;return null!==(t=this.partList)&&void 0!==t&&t.length?this.partList[this.partList.length-1].fragment.sn:this.endSN}}])&&d(e.prototype,r),i&&d(e,i),t}(),f=r(15),c=/^(\d+)x(\d+)$/,v=/\s*(.+?)\s*=((?:\".*?\")|.*?)(?:,|$)/g,g=function(){function t(e){for(var r in"string"==typeof e&&(e=t.parseAttrList(e)),e)e.hasOwnProperty(r)&&(this[r]=e[r])}var e=t.prototype;return e.decimalInteger=function(t){var e=parseInt(this[t],10);return e>Number.MAX_SAFE_INTEGER?1/0:e},e.hexadecimalInteger=function(t){if(this[t]){var e=(this[t]||"0x").slice(2);e=(1&e.length?"0":"")+e;for(var r=new Uint8Array(e.length/2),i=0;iNumber.MAX_SAFE_INTEGER?1/0:e},e.decimalFloatingPoint=function(t){return parseFloat(this[t])},e.optionalFloat=function(t,e){var r=this[t];return r?parseFloat(r):e},e.enumeratedString=function(t){return this[t]},e.bool=function(t){return"YES"===this[t]},e.decimalResolution=function(t){var e=c.exec(this[t]);if(null!==e)return{width:parseInt(e[1],10),height:parseInt(e[2],10)}},t.parseAttrList=function(t){var e,r={};for(v.lastIndex=0;null!==(e=v.exec(t));){var i=e[2];0===i.indexOf('"')&&i.lastIndexOf('"')===i.length-1&&(i=i.slice(1,-1)),r[e[1]]=i}return r},t}(),p={audio:{a3ds:!0,"ac-3":!0,"ac-4":!0,alac:!0,alaw:!0,dra1:!0,"dts+":!0,"dts-":!0,dtsc:!0,dtse:!0,dtsh:!0,"ec-3":!0,enca:!0,g719:!0,g726:!0,m4ae:!0,mha1:!0,mha2:!0,mhm1:!0,mhm2:!0,mlpa:!0,mp4a:!0,"raw ":!0,Opus:!0,samr:!0,sawb:!0,sawp:!0,sevc:!0,sqcp:!0,ssmv:!0,twos:!0,ulaw:!0},video:{avc1:!0,avc2:!0,avc3:!0,avc4:!0,avcp:!0,av01:!0,drac:!0,dvav:!0,dvhe:!0,encv:!0,hev1:!0,hvc1:!0,mjp2:!0,mp4v:!0,mvc1:!0,mvc2:!0,mvc3:!0,mvc4:!0,resv:!0,rv60:!0,s263:!0,svc1:!0,svc2:!0,"vc-1":!0,vp08:!0,vp09:!0},text:{stpp:!0,wvtt:!0}};function m(t,e){return MediaSource.isTypeSupported((e||"video")+'/mp4;codecs="'+t+'"')}var y=/#EXT-X-STREAM-INF:([^\r\n]*)(?:[\r\n](?:#[^\r\n]*)?)*([^\r\n]+)|#EXT-X-SESSION-DATA:([^\r\n]*)[\r\n]+/g,b=/#EXT-X-MEDIA:(.*)/g,T=new RegExp([/#EXTINF:\s*(\d*(?:\.\d+)?)(?:,(.*)\s+)?/.source,/(?!#) *(\S[\S ]*)/.source,/#EXT-X-BYTERANGE:*(.+)/.source,/#EXT-X-PROGRAM-DATE-TIME:(.+)/.source,/#.*/.source].join("|"),"g"),E=new RegExp([/#(EXTM3U)/.source,/#EXT-X-(PLAYLIST-TYPE):(.+)/.source,/#EXT-X-(MEDIA-SEQUENCE): *(\d+)/.source,/#EXT-X-(SKIP):(.+)/.source,/#EXT-X-(TARGETDURATION): *(\d+)/.source,/#EXT-X-(KEY):(.+)/.source,/#EXT-X-(START):(.+)/.source,/#EXT-X-(ENDLIST)/.source,/#EXT-X-(DISCONTINUITY-SEQ)UENCE: *(\d+)/.source,/#EXT-X-(DIS)CONTINUITY/.source,/#EXT-X-(VERSION):(\d+)/.source,/#EXT-X-(MAP):(.+)/.source,/#EXT-X-(SERVER-CONTROL):(.+)/.source,/#EXT-X-(PART-INF):(.+)/.source,/#EXT-X-(GAP)/.source,/#EXT-X-(BITRATE):\s*(\d+)/.source,/#EXT-X-(PART):(.+)/.source,/#EXT-X-(PRELOAD-HINT):(.+)/.source,/#EXT-X-(RENDITION-REPORT):(.+)/.source,/(#)([^:]*):(.*)/.source,/(#)(.*)(?:.*)\r?\n?/.source].join("|")),S=/\.(mp4|m4s|m4v|m4a)$/i;var L=function(){function t(){}return t.findGroup=function(t,e){for(var r=0;r2){var r=e.shift()+".";return r+=parseInt(e.shift()).toString(16),r+=("000"+parseInt(e.shift()).toString(16)).substr(-4)}return t},t.resolve=function(t,e){return i.buildAbsoluteURL(e,t,{alwaysNormalize:!0})},t.parseMasterPlaylist=function(e,r){var i,a=[],n={},s=!1;for(y.lastIndex=0;null!=(i=y.exec(e));)if(i[1]){var o=new g(i[1]),l={attrs:o,bitrate:o.decimalInteger("AVERAGE-BANDWIDTH")||o.decimalInteger("BANDWIDTH"),name:o.NAME,url:t.resolve(i[2],r)},u=o.decimalResolution("RESOLUTION");u&&(l.width=u.width,l.height=u.height),A((o.CODECS||"").split(/[ ,]+/).filter((function(t){return t})),l),l.videoCodec&&-1!==l.videoCodec.indexOf("avc1")&&(l.videoCodec=t.convertAVC1ToAVCOTI(l.videoCodec)),a.push(l)}else if(i[3]){var d=new g(i[3]);d["DATA-ID"]&&(s=!0,n[d["DATA-ID"]]=d)}return{levels:a,sessionData:s?n:null}},t.parseMasterPlaylistMedia=function(e,r,i,a){var n;void 0===a&&(a=[]);var s=[],o=0;for(b.lastIndex=0;null!==(n=b.exec(e));){var l=new g(n[1]);if(l.TYPE===i){var u={attrs:l,bitrate:0,id:o++,groupId:l["GROUP-ID"],instreamId:l["INSTREAM-ID"],name:l.NAME||l.LANGUAGE||"",type:i,default:l.bool("DEFAULT"),autoselect:l.bool("AUTOSELECT"),forced:l.bool("FORCED"),lang:l.LANGUAGE,url:l.URI?t.resolve(l.URI,r):""};if(a.length){var d=t.findGroup(a,u.groupId)||a[0];R(u,d,"audioCodec"),R(u,d,"textCodec")}s.push(u)}}return s},t.parseLevelPlaylist=function(t,e,r,n,s){var l,d,c,v=new h(e),p=v.fragments,m=null,y=0,b=0,L=0,A=0,R=null,_=new u.b(n,e),k=-1,x=!1;for(T.lastIndex=0,v.m3u8=t;null!==(l=T.exec(t));){x&&(x=!1,(_=new u.b(n,e)).start=L,_.sn=y,_.cc=A,_.level=r,m&&(_.initSegment=m,_.rawProgramDateTime=m.rawProgramDateTime));var w=l[1];if(w){_.duration=parseFloat(w);var C=(" "+l[2]).slice(1);_.title=C||null,_.tagList.push(C?["INF",w,C]:["INF",w])}else if(l[3])Object(a.a)(_.duration)&&(_.start=L,c&&(_.levelkey=c),_.sn=y,_.level=r,_.cc=A,_.urlId=s,p.push(_),_.relurl=(" "+l[3]).slice(1),D(_,R),R=_,L+=_.duration,y++,b=0,x=!0);else if(l[4]){var O=(" "+l[4]).slice(1);R?_.setByteRange(O,R):_.setByteRange(O)}else if(l[5])_.rawProgramDateTime=(" "+l[5]).slice(1),_.tagList.push(["PROGRAM-DATE-TIME",_.rawProgramDateTime]),-1===k&&(k=p.length);else{if(!(l=l[0].match(E))){o.b.warn("No matches on slow regex match for level playlist!");continue}for(d=1;d-1){o.b.warn("Keyformat "+X+" is not supported from the manifest");continue}if("identity"!==X)continue;K&&(c=f.a.fromURL(e,H),H&&["AES-128","SAMPLE-AES","SAMPLE-AES-CENC"].indexOf(K)>=0&&(c.method=K,c.keyFormat=X,Y&&(c.keyID=Y),W&&(c.keyFormatVersions=W),c.iv=V));break;case"START":var q=new g(P).decimalFloatingPoint("TIME-OFFSET");Object(a.a)(q)&&(v.startTimeOffset=q);break;case"MAP":var z=new g(P);_.relurl=z.URI,z.BYTERANGE&&_.setByteRange(z.BYTERANGE),_.level=r,_.sn="initSegment",c&&(_.levelkey=c),_.initSegment=null,m=_,x=!0;break;case"SERVER-CONTROL":var Q=new g(P);v.canBlockReload=Q.bool("CAN-BLOCK-RELOAD"),v.canSkipUntil=Q.optionalFloat("CAN-SKIP-UNTIL",0),v.canSkipDateRanges=v.canSkipUntil>0&&Q.bool("CAN-SKIP-DATERANGES"),v.partHoldBack=Q.optionalFloat("PART-HOLD-BACK",0),v.holdBack=Q.optionalFloat("HOLD-BACK",0);break;case"PART-INF":var $=new g(P);v.partTarget=$.decimalFloatingPoint("PART-TARGET");break;case"PART":var Z=v.partList;Z||(Z=v.partList=[]);var J=b>0?Z[Z.length-1]:void 0,tt=b++,et=new u.c(new g(P),_,e,tt,J);Z.push(et),_.duration+=et.duration;break;case"PRELOAD-HINT":var rt=new g(P);v.preloadHint=rt;break;case"RENDITION-REPORT":var it=new g(P);v.renditionReports=v.renditionReports||[],v.renditionReports.push(it);break;default:o.b.warn("line parsed but not handled: "+l)}}}R&&!R.relurl?(p.pop(),L-=R.duration,v.partList&&(v.fragmentHint=R)):v.partList&&(D(_,R),_.cc=A,v.fragmentHint=_);var at=p.length,nt=p[0],st=p[at-1];if((L+=v.skippedSegments*v.targetduration)>0&&at&&st){v.averagetargetduration=L/at;var ot=st.sn;v.endSN="initSegment"!==ot?ot:0,nt&&(v.startCC=nt.cc,nt.initSegment||v.fragments.every((function(t){return t.relurl&&(e=t.relurl,S.test(null!=(r=null===(a=i.parseURL(e))||void 0===a?void 0:a.path)?r:""));var e,r,a}))&&(o.b.warn("MP4 fragments found but no init segment (probably no MAP, incomplete M3U8), trying to fetch SIDX"),(_=new u.b(n,e)).relurl=st.relurl,_.level=r,_.sn="initSegment",nt.initSegment=_,v.needSidxRanges=!0))}else v.endSN=0,v.startCC=0;return v.fragmentHint&&(L+=v.fragmentHint.duration),v.totalduration=L,v.endCC=A,k>0&&function(t,e){for(var r=t[e],i=e;i--;){var a=t[i];if(!a)return;a.programDateTime=r.programDateTime-1e3*a.duration,r=a}}(p,k),v},t}();function A(t,e){["video","audio","text"].forEach((function(r){var i=t.filter((function(t){return function(t,e){var r=p[e];return!!r&&!0===r[t.slice(0,4)]}(t,r)}));if(i.length){var a=i.filter((function(t){return 0===t.lastIndexOf("avc1",0)||0===t.lastIndexOf("mp4a",0)}));e[r+"Codec"]=a.length>0?a[0]:i[0],t=t.filter((function(t){return-1===i.indexOf(t)}))}})),e.unknownCodecs=t}function R(t,e,r){var i=e[r];i&&(t[r]=i)}function D(t,e){t.rawProgramDateTime?t.programDateTime=Date.parse(t.rawProgramDateTime):null!=e&&e.programDateTime&&(t.programDateTime=e.endProgramDateTime),Object(a.a)(t.programDateTime)||(t.programDateTime=null,t.rawProgramDateTime=null)}var _=r(4);function k(t,e){var r=t.url;return void 0!==r&&0!==r.indexOf("data:")||(r=e.url),r}var x=function(){function t(t){this.hls=void 0,this.loaders=Object.create(null),this.hls=t,this.registerListeners()}var e=t.prototype;return e.registerListeners=function(){var t=this.hls;t.on(n.a.MANIFEST_LOADING,this.onManifestLoading,this),t.on(n.a.LEVEL_LOADING,this.onLevelLoading,this),t.on(n.a.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),t.on(n.a.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},e.unregisterListeners=function(){var t=this.hls;t.off(n.a.MANIFEST_LOADING,this.onManifestLoading,this),t.off(n.a.LEVEL_LOADING,this.onLevelLoading,this),t.off(n.a.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),t.off(n.a.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},e.createInternalLoader=function(t){var e=this.hls.config,r=e.pLoader,i=e.loader,a=new(r||i)(e);return t.loader=a,this.loaders[t.type]=a,a},e.getInternalLoader=function(t){return this.loaders[t.type]},e.resetInternalLoader=function(t){this.loaders[t]&&delete this.loaders[t]},e.destroyInternalLoaders=function(){for(var t in this.loaders){var e=this.loaders[t];e&&e.destroy(),this.resetInternalLoader(t)}},e.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},e.onManifestLoading=function(t,e){var r=e.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:_.a.MANIFEST,url:r,deliveryDirectives:null})},e.onLevelLoading=function(t,e){var r=e.id,i=e.level,a=e.url,n=e.deliveryDirectives;this.load({id:r,groupId:null,level:i,responseType:"text",type:_.a.LEVEL,url:a,deliveryDirectives:n})},e.onAudioTrackLoading=function(t,e){var r=e.id,i=e.groupId,a=e.url,n=e.deliveryDirectives;this.load({id:r,groupId:i,level:null,responseType:"text",type:_.a.AUDIO_TRACK,url:a,deliveryDirectives:n})},e.onSubtitleTrackLoading=function(t,e){var r=e.id,i=e.groupId,a=e.url,n=e.deliveryDirectives;this.load({id:r,groupId:i,level:null,responseType:"text",type:_.a.SUBTITLE_TRACK,url:a,deliveryDirectives:n})},e.load=function(t){var e,r,i,a,n,s,l=this.hls.config,u=this.getInternalLoader(t);if(u){var d=u.context;if(d&&d.url===t.url)return void o.b.trace("[playlist-loader]: playlist request ongoing");o.b.log("[playlist-loader]: aborting previous loader for type: "+t.type),u.abort()}switch(t.type){case _.a.MANIFEST:r=l.manifestLoadingMaxRetry,i=l.manifestLoadingTimeOut,a=l.manifestLoadingRetryDelay,n=l.manifestLoadingMaxRetryTimeout;break;case _.a.LEVEL:case _.a.AUDIO_TRACK:case _.a.SUBTITLE_TRACK:r=0,i=l.levelLoadingTimeOut;break;default:r=l.levelLoadingMaxRetry,i=l.levelLoadingTimeOut,a=l.levelLoadingRetryDelay,n=l.levelLoadingMaxRetryTimeout}if((u=this.createInternalLoader(t),null!==(e=t.deliveryDirectives)&&void 0!==e&&e.part)&&(t.type===_.a.LEVEL&&null!==t.level?s=this.hls.levels[t.level].details:t.type===_.a.AUDIO_TRACK&&null!==t.id?s=this.hls.audioTracks[t.id].details:t.type===_.a.SUBTITLE_TRACK&&null!==t.id&&(s=this.hls.subtitleTracks[t.id].details),s)){var h=s.partTarget,f=s.targetduration;h&&f&&(i=Math.min(1e3*Math.max(3*h,.8*f),i))}var c={timeout:i,maxRetry:r,retryDelay:a,maxRetryDelay:n,highWaterMark:0},v={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};u.load(t,c,v)},e.loadsuccess=function(t,e,r,i){if(void 0===i&&(i=null),r.isSidxRequest)return this.handleSidxRequest(t,r),void this.handlePlaylistLoaded(t,e,r,i);this.resetInternalLoader(r.type);var a=t.data;0===a.indexOf("#EXTM3U")?(e.parsing.start=performance.now(),a.indexOf("#EXTINF:")>0||a.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(t,e,r,i):this.handleMasterPlaylist(t,e,r,i)):this.handleManifestParsingError(t,r,"no EXTM3U delimiter",i)},e.loaderror=function(t,e,r){void 0===r&&(r=null),this.handleNetworkError(e,r,!1,t)},e.loadtimeout=function(t,e,r){void 0===r&&(r=null),this.handleNetworkError(e,r,!0)},e.handleMasterPlaylist=function(t,e,r,i){var a=this.hls,s=t.data,l=k(t,r),u=L.parseMasterPlaylist(s,l),d=u.levels,h=u.sessionData;if(d.length){var f=d.map((function(t){return{id:t.attrs.AUDIO,audioCodec:t.audioCodec}})),c=d.map((function(t){return{id:t.attrs.SUBTITLES,textCodec:t.textCodec}})),v=L.parseMasterPlaylistMedia(s,l,"AUDIO",f),p=L.parseMasterPlaylistMedia(s,l,"SUBTITLES",c),m=L.parseMasterPlaylistMedia(s,l,"CLOSED-CAPTIONS");if(v.length)v.some((function(t){return!t.url}))||!d[0].audioCodec||d[0].attrs.AUDIO||(o.b.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),v.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new g({}),bitrate:0,url:""}));a.trigger(n.a.MANIFEST_LOADED,{levels:d,audioTracks:v,subtitles:p,captions:m,url:l,stats:e,networkDetails:i,sessionData:h})}else this.handleManifestParsingError(t,r,"no level found in manifest",i)},e.handleTrackOrLevelPlaylist=function(t,e,r,i){var o=this.hls,l=r.id,u=r.level,d=r.type,h=k(t,r),f=Object(a.a)(l)?l:0,c=Object(a.a)(u)?u:f,v=function(t){switch(t.type){case _.a.AUDIO_TRACK:return _.b.AUDIO;case _.a.SUBTITLE_TRACK:return _.b.SUBTITLE;default:return _.b.MAIN}}(r),p=L.parseLevelPlaylist(t.data,h,c,v,f);if(p.fragments.length){if(d===_.a.MANIFEST){var m={attrs:new g({}),bitrate:0,details:p,name:"",url:h};o.trigger(n.a.MANIFEST_LOADED,{levels:[m],audioTracks:[],url:h,stats:e,networkDetails:i,sessionData:null})}if(e.parsing.end=performance.now(),p.needSidxRanges){var y,b=null===(y=p.fragments[0].initSegment)||void 0===y?void 0:y.url;this.load({url:b,isSidxRequest:!0,type:d,level:u,levelDetails:p,id:l,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null})}else r.levelDetails=p,this.handlePlaylistLoaded(t,e,r,i)}else o.trigger(n.a.ERROR,{type:s.b.NETWORK_ERROR,details:s.a.LEVEL_EMPTY_ERROR,fatal:!1,url:h,reason:"no fragments found in level",level:"number"==typeof r.level?r.level:void 0})},e.handleSidxRequest=function(t,e){var r=Object(l.g)(new Uint8Array(t.data));if(r){var i=r.references,a=e.levelDetails;i.forEach((function(t,e){var i=t.info,n=a.fragments[e];0===n.byteRange.length&&n.setByteRange(String(1+i.end-i.start)+"@"+String(i.start)),n.initSegment&&n.initSegment.setByteRange(String(r.moovEndOffset)+"@0")}))}},e.handleManifestParsingError=function(t,e,r,i){this.hls.trigger(n.a.ERROR,{type:s.b.NETWORK_ERROR,details:s.a.MANIFEST_PARSING_ERROR,fatal:e.type===_.a.MANIFEST,url:t.url,reason:r,response:t,context:e,networkDetails:i})},e.handleNetworkError=function(t,e,r,i){void 0===r&&(r=!1),o.b.warn("[playlist-loader]: A network "+(r?"timeout":"error")+" occurred while loading "+t.type+" level: "+t.level+" id: "+t.id+' group-id: "'+t.groupId+'"');var a=s.a.UNKNOWN,l=!1,u=this.getInternalLoader(t);switch(t.type){case _.a.MANIFEST:a=r?s.a.MANIFEST_LOAD_TIMEOUT:s.a.MANIFEST_LOAD_ERROR,l=!0;break;case _.a.LEVEL:a=r?s.a.LEVEL_LOAD_TIMEOUT:s.a.LEVEL_LOAD_ERROR,l=!1;break;case _.a.AUDIO_TRACK:a=r?s.a.AUDIO_TRACK_LOAD_TIMEOUT:s.a.AUDIO_TRACK_LOAD_ERROR,l=!1;break;case _.a.SUBTITLE_TRACK:a=r?s.a.SUBTITLE_TRACK_LOAD_TIMEOUT:s.a.SUBTITLE_LOAD_ERROR,l=!1}u&&this.resetInternalLoader(t.type);var d={type:s.b.NETWORK_ERROR,details:a,fatal:l,url:t.url,loader:u,context:t,networkDetails:e};i&&(d.response=i),this.hls.trigger(n.a.ERROR,d)},e.handlePlaylistLoaded=function(t,e,r,i){var a=r.type,s=r.level,o=r.id,l=r.groupId,u=r.loader,d=r.levelDetails,h=r.deliveryDirectives;if(null!=d&&d.targetduration){if(u)switch(d.live&&(u.getCacheAge&&(d.ageHeader=u.getCacheAge()||0),u.getCacheAge&&!isNaN(d.ageHeader)||(d.ageHeader=0)),a){case _.a.MANIFEST:case _.a.LEVEL:this.hls.trigger(n.a.LEVEL_LOADED,{details:d,level:s||0,id:o||0,stats:e,networkDetails:i,deliveryDirectives:h});break;case _.a.AUDIO_TRACK:this.hls.trigger(n.a.AUDIO_TRACK_LOADED,{details:d,id:o||0,groupId:l||"",stats:e,networkDetails:i,deliveryDirectives:h});break;case _.a.SUBTITLE_TRACK:this.hls.trigger(n.a.SUBTITLE_TRACK_LOADED,{details:d,id:o||0,groupId:l||"",stats:e,networkDetails:i,deliveryDirectives:h})}}else this.handleManifestParsingError(t,r,"invalid target duration",i)},t}(),w=function(){function t(t){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=t,this._registerListeners()}var e=t.prototype;return e._registerListeners=function(){this.hls.on(n.a.KEY_LOADING,this.onKeyLoading,this)},e._unregisterListeners=function(){this.hls.off(n.a.KEY_LOADING,this.onKeyLoading)},e.destroy=function(){for(var t in this._unregisterListeners(),this.loaders){var e=this.loaders[t];e&&e.destroy()}this.loaders={}},e.onKeyLoading=function(t,e){var r=e.frag,i=r.type,a=this.loaders[i];if(r.decryptdata){var s=r.decryptdata.uri;if(s!==this.decrypturl||null===this.decryptkey){var l=this.hls.config;if(a&&(o.b.warn("abort previous key loader for type:"+i),a.abort()),!s)return void o.b.warn("key uri is falsy");var u=l.loader,d=r.loader=this.loaders[i]=new u(l);this.decrypturl=s,this.decryptkey=null;var h={url:s,frag:r,responseType:"arraybuffer"},f={timeout:l.fragLoadingTimeOut,maxRetry:0,retryDelay:l.fragLoadingRetryDelay,maxRetryDelay:l.fragLoadingMaxRetryTimeout,highWaterMark:0},c={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};d.load(h,f,c)}else this.decryptkey&&(r.decryptdata.key=this.decryptkey,this.hls.trigger(n.a.KEY_LOADED,{frag:r}))}else o.b.warn("Missing decryption data on fragment in onKeyLoading")},e.loadsuccess=function(t,e,r){var i=r.frag;i.decryptdata?(this.decryptkey=i.decryptdata.key=new Uint8Array(t.data),i.loader=null,delete this.loaders[i.type],this.hls.trigger(n.a.KEY_LOADED,{frag:i})):o.b.error("after key load, decryptdata unset")},e.loaderror=function(t,e){var r=e.frag,i=r.loader;i&&i.abort(),delete this.loaders[r.type],this.hls.trigger(n.a.ERROR,{type:s.b.NETWORK_ERROR,details:s.a.KEY_LOAD_ERROR,fatal:!1,frag:r,response:t})},e.loadtimeout=function(t,e){var r=e.frag,i=r.loader;i&&i.abort(),delete this.loaders[r.type],this.hls.trigger(n.a.ERROR,{type:s.b.NETWORK_ERROR,details:s.a.KEY_LOAD_TIMEOUT,fatal:!1,frag:r})},t}();function C(t,e){var r;try{r=new Event("addtrack")}catch(t){(r=document.createEvent("Event")).initEvent("addtrack",!1,!1)}r.track=t,e.dispatchEvent(r)}function O(t,e,r){var i=t.mode;if("disabled"===i&&(t.mode="hidden"),t.cues&&t.cues.length>0)for(var a=function(t,e,r){var i=[],a=function(t,e){if(et[r].endTime)return-1;var i=0,a=r;for(;i<=a;){var n=Math.floor((a+i)/2);if(et[n].startTime&&i-1)for(var n=a,s=t.length;n=e&&o.endTime<=r)i.push(o);else if(o.startTime>r)return i}return i}(t.cues,e,r),n=0;n.05&&this.forwardBufferLength>1){var u=Math.min(2,Math.max(1,n)),d=Math.round(2/(1+Math.exp(-.75*o-this.edgeStalled))*20)/20;t.playbackRate=Math.min(u,Math.max(1,d))}else 1!==t.playbackRate&&0!==t.playbackRate&&(t.playbackRate=1)}}}}},a.estimateLiveEdge=function(){var t=this.levelDetails;return null===t?null:t.edge+t.age},a.computeLatency=function(){var t=this.estimateLiveEdge();return null===t?null:t-this.currentTime},e=t,(r=[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var t=this.config,e=this.levelDetails;return void 0!==t.liveMaxLatencyDuration?t.liveMaxLatencyDuration:e?t.liveMaxLatencyDurationCount*e.targetduration:0}},{key:"targetLatency",get:function(){var t=this.levelDetails;if(null===t)return null;var e=t.holdBack,r=t.partHoldBack,i=t.targetduration,a=this.config,n=a.liveSyncDuration,s=a.liveSyncDurationCount,o=a.lowLatencyMode,l=this.hls.userConfig,u=o&&r||e;(l.liveSyncDuration||l.liveSyncDurationCount||0===u)&&(u=void 0!==n?n:s*i);var d=i;return u+Math.min(1*this.stallCount,d)}},{key:"liveSyncPosition",get:function(){var t=this.estimateLiveEdge(),e=this.targetLatency,r=this.levelDetails;if(null===t||null===e||null===r)return null;var i=r.edge,a=t-e-this.edgeStalled,n=i-r.totalduration,s=i-(this.config.lowLatencyMode&&r.partTarget||r.targetduration);return Math.min(Math.max(n,a),s)}},{key:"drift",get:function(){var t=this.levelDetails;return null===t?1:t.drift}},{key:"edgeStalled",get:function(){var t=this.levelDetails;if(null===t)return 0;var e=3*(this.config.lowLatencyMode&&t.partTarget||t.targetduration);return Math.max(t.age-e,0)}},{key:"forwardBufferLength",get:function(){var t=this.media,e=this.levelDetails;if(!t||!e)return 0;var r=t.buffered.length;return r?t.buffered.end(r-1):e.edge-this.currentTime}}])&&F(e.prototype,r),i&&F(e,i),t}();function B(t,e){for(var r=0;rt.sn?(n=r-t.start,i=t):(n=t.start-r,i=e),i.duration!==n&&(i.duration=n)}else if(e.sn>t.sn){t.cc===e.cc&&t.minEndPTS?e.start=t.start+(t.minEndPTS-t.start):e.start=t.start+t.duration}else e.start=Math.max(t.start-e.duration,0)}function V(t,e,r,i,n,s){i-r<=0&&(o.b.warn("Fragment should have a positive duration",e),i=r+e.duration,s=n+e.duration);var l=r,u=i,d=e.startPTS,h=e.endPTS;if(Object(a.a)(d)){var f=Math.abs(d-r);Object(a.a)(e.deltaPTS)?e.deltaPTS=Math.max(f,e.deltaPTS):e.deltaPTS=f,l=Math.max(r,d),r=Math.min(r,d),n=Math.min(n,e.startDTS),u=Math.min(i,h),i=Math.max(i,h),s=Math.max(s,e.endDTS)}e.duration=i-r;var c=r-e.start;e.appendedPTS=i,e.start=e.startPTS=r,e.maxStartPTS=l,e.startDTS=n,e.endPTS=i,e.minEndPTS=u,e.endDTS=s;var v,g=e.sn;if(!t||gt.endSN)return 0;var p=g-t.startSN,m=t.fragments;for(m[p]=e,v=p;v>0;v--)H(m[v],m[v-1]);for(v=p;v=0;n--){var s=i[n].initSegment;if(s){r=s;break}}t.fragmentHint&&delete t.fragmentHint.endPTS;var l,u=0;if(function(t,e,r){for(var i=e.skippedSegments,a=Math.max(t.startSN,e.startSN)-e.startSN,n=(t.fragmentHint?1:0)+(i?e.endSN:Math.min(t.endSN,e.endSN))-e.startSN,s=e.startSN-t.startSN,o=e.fragmentHint?e.fragments.concat(e.fragmentHint):e.fragments,l=t.fragmentHint?t.fragments.concat(t.fragmentHint):t.fragments,u=a;u<=n;u++){var d=l[s+u],h=o[u];i&&!h&&u=i.length||function(t,e){if(e){for(var r=t.fragments,i=t.skippedSegments;ie.partTarget&&(l+=1)}if(Object(a.a)(o))return new U(o,Object(a.a)(l)?l:void 0,M.No)}}},e.loadPlaylist=function(t){},e.shouldLoadTrack=function(t){return this.canLoad&&t&&!!t.url&&(!t.details||t.details.live)},e.playlistLoaded=function(t,e,r){var i=this,a=e.details,n=e.stats,s=n.loading.end?Math.max(0,self.performance.now()-n.loading.end):0;if(a.advancedDateTime=Date.now()-s,a.live||null!=r&&r.live){if(a.reloaded(r),r&&this.log("live playlist "+t+" "+(a.advanced?"REFRESHED "+a.lastPartSn+"-"+a.lastPartIndex:"MISSED")),r&&a.fragments.length>0&&W(r,a),!this.canLoad||!a.live)return;var o,l=void 0,u=void 0;if(a.canBlockReload&&a.endSN&&a.advanced){var d=this.hls.config.lowLatencyMode,h=a.lastPartSn,f=a.endSN,c=a.lastPartIndex,v=h===f;-1!==c?(l=v?f+1:h,u=v?d?0:c:c+1):l=f+1;var g=a.age,p=g+a.ageHeader,m=Math.min(p-a.partTarget,1.5*a.targetduration);if(m>0){if(r&&m>r.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+r.tuneInGoal+" to: "+m+" with playlist age: "+a.age),m=0;else{var y=Math.floor(m/a.targetduration);if(l+=y,void 0!==u)u+=Math.round(m%a.targetduration/a.partTarget);this.log("CDN Tune-in age: "+a.ageHeader+"s last advanced "+g.toFixed(2)+"s goal: "+m+" skip sn "+y+" to part "+u)}a.tuneInGoal=m}if(o=this.getDeliveryDirectives(a,e.deliveryDirectives,l,u),d||!v)return void this.loadPlaylist(o)}else o=this.getDeliveryDirectives(a,e.deliveryDirectives,l,u);var b=function(t,e){var r,i=1e3*t.levelTargetDuration,a=i/2,n=t.age,s=n>0&&n<3*i,o=e.loading.end-e.loading.start,l=t.availabilityDelay;if(!1===t.updated)if(s){var u=333*t.misses;r=Math.max(Math.min(a,2*o),u),t.availabilityDelay=(t.availabilityDelay||0)+r}else r=a;else s?(l=Math.min(l||i/2,n),t.availabilityDelay=l,r=l+i-n):r=i-o;return Math.round(r)}(a,n);void 0!==l&&a.canBlockReload&&(b-=a.partTarget||1),this.log("reload live playlist "+t+" in "+Math.round(b)+" ms"),this.timer=self.setTimeout((function(){return i.loadPlaylist(o)}),b)}else this.clearTimer()},e.getDeliveryDirectives=function(t,e,r,i){var a=function(t,e){var r=t.canSkipUntil,i=t.canSkipDateRanges,a=t.endSN;return r&&(void 0!==e?e-a:0)-1&&null!==(e=t.context)&&void 0!==e&&e.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+t.details+'"'),this.loadPlaylist();else{var n=Math.min(Math.pow(2,this.retryCount)*i.levelLoadingRetryDelay,i.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout((function(){return r.loadPlaylist()}),n),this.warn("retry playlist loading #"+this.retryCount+" in "+n+' ms after "'+t.details+'"')}else this.warn('cannot recover from error "'+t.details+'"'),this.clearTimer(),t.fatal=!0;return a},t}();function q(){return(q=Object.assign||function(t){for(var e=1;e0){r=a[0].bitrate,a.sort((function(t,e){return t.bitrate-e.bitrate})),this._levels=a;for(var c=0;cthis.hls.config.fragLoadingMaxRetry&&(n=r.frag.level)):n=r.frag.level}break;case s.a.LEVEL_LOAD_ERROR:case s.a.LEVEL_LOAD_TIMEOUT:i&&(i.deliveryDirectives&&(l=!1),n=i.level),o=!0;break;case s.a.REMUX_ALLOC_ERROR:n=r.level,o=!0}void 0!==n&&this.recoverLevel(r,n,o,l)}}},u.recoverLevel=function(t,e,r,i){var a=t.details,n=this._levels[e];if(n.loadError++,r){if(!this.retryLoadingOrFail(t))return void(this.currentLevelIndex=-1);t.levelRetry=!0}if(i){var s=n.url.length;if(s>1&&n.loadError1){var i=(e.urlId+1)%r;this.warn("Switching to redundant URL-id "+i),this._levels.forEach((function(t){t.urlId=i})),this.level=t}},u.onFragLoaded=function(t,e){var r=e.frag;if(void 0!==r&&r.type===_.b.MAIN){var i=this._levels[r.level];void 0!==i&&(i.fragmentError=0,i.loadError=0)}},u.onLevelLoaded=function(t,e){var r,i,a=e.level,n=e.details,s=this._levels[a];if(!s)return this.warn("Invalid level index "+a),void(null!==(i=e.deliveryDirectives)&&void 0!==i&&i.skip&&(n.deltaUpdateFailed=!0));a===this.currentLevelIndex?(0===s.fragmentError&&(s.loadError=0,this.retryCount=0),this.playlistLoaded(a,e,s.details)):null!==(r=e.deliveryDirectives)&&void 0!==r&&r.skip&&(n.deltaUpdateFailed=!0)},u.onAudioTrackSwitched=function(t,e){var r=this.hls.levels[this.currentLevelIndex];if(r&&r.audioGroupIds){for(var i=-1,a=this.hls.audioTracks[e.id].groupId,n=0;n0){var i=r.urlId,a=r.url[i];if(t)try{a=t.addDirectives(a)}catch(t){this.warn("Could not construct new URL with HLS Delivery Directives: "+t)}this.log("Attempt loading level index "+e+(t?" at sn "+t.msn+" part "+t.part:"")+" with URL-id "+i+" "+a),this.clearTimer(),this.hls.trigger(n.a.LEVEL_LOADING,{url:a,level:e,id:i,deliveryDirectives:t||null})}},u.removeLevel=function(t,e){var r=function(t,r){return r!==e},i=this._levels.filter((function(i,a){return a!==t||i.url.length>1&&void 0!==e&&(i.url=i.url.filter(r),i.audioGroupIds&&(i.audioGroupIds=i.audioGroupIds.filter(r)),i.textGroupIds&&(i.textGroupIds=i.textGroupIds.filter(r)),i.urlId=0,!0)})).map((function(t,e){var r=t.details;return null!=r&&r.fragments&&r.fragments.forEach((function(t){t.level=e})),t}));this._levels=i,this.hls.trigger(n.a.LEVELS_UPDATED,{levels:i})},a=i,(o=[{key:"levels",get:function(){return 0===this._levels.length?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(t){var e,r=this._levels;if(0!==r.length&&(this.currentLevelIndex!==t||null===(e=r[t])||void 0===e||!e.details)){if(t<0||t>=r.length){var i=t<0;if(this.hls.trigger(n.a.ERROR,{type:s.b.OTHER_ERROR,details:s.a.LEVEL_SWITCH_ERROR,level:t,fatal:i,reason:"invalid level idx"}),i)return;t=Math.min(t,r.length-1)}this.clearTimer();var a=this.currentLevelIndex,o=r[a],l=r[t];this.log("switching to level "+t+" from "+a),this.currentLevelIndex=t;var u=q({},l,{level:t,maxBitrate:l.maxBitrate,uri:l.uri,urlId:l.urlId});delete u._urlId,this.hls.trigger(n.a.LEVEL_SWITCHING,u);var d=l.details;if(!d||d.live){var h=this.switchParams(l.uri,null==o?void 0:o.details);this.loadPlaylist(h)}}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(t){this.manualLevelIndex=t,void 0===this._startLevel&&(this._startLevel=t),-1!==t&&(this.level=t)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(t){this._firstLevel=t}},{key:"startLevel",get:function(){if(void 0===this._startLevel){var t=this.hls.config.startLevel;return void 0!==t?t:this._firstLevel}return this._startLevel},set:function(t){this._startLevel=t}},{key:"nextLoadLevel",get:function(){return-1!==this.manualLevelIndex?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(t){this.level=t,-1===this.manualLevelIndex&&(this.hls.nextAutoLevel=t)}}])&&z(a.prototype,o),l&&z(a,l),i}(X);!function(t){t.NOT_LOADED="NOT_LOADED",t.BACKTRACKED="BACKTRACKED",t.APPENDING="APPENDING",t.PARTIAL="PARTIAL",t.OK="OK"}($||($={}));var tt=function(){function t(t){this.activeFragment=null,this.activeParts=null,this.fragments=Object.create(null),this.timeRanges=Object.create(null),this.bufferPadding=.2,this.hls=void 0,this.hls=t,this._registerListeners()}var e=t.prototype;return e._registerListeners=function(){var t=this.hls;t.on(n.a.BUFFER_APPENDED,this.onBufferAppended,this),t.on(n.a.FRAG_BUFFERED,this.onFragBuffered,this),t.on(n.a.FRAG_LOADED,this.onFragLoaded,this)},e._unregisterListeners=function(){var t=this.hls;t.off(n.a.BUFFER_APPENDED,this.onBufferAppended,this),t.off(n.a.FRAG_BUFFERED,this.onFragBuffered,this),t.off(n.a.FRAG_LOADED,this.onFragLoaded,this)},e.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},e.getAppendedFrag=function(t,e){if(e===_.b.MAIN){var r=this.activeFragment,i=this.activeParts;if(!r)return null;if(i)for(var a=i.length;a--;){var n=i[a],s=n?n.end:r.appendedPTS;if(n.start<=t&&void 0!==s&&t<=s)return a>9&&(this.activeParts=i.slice(a-9)),n}else if(r.start<=t&&void 0!==r.appendedPTS&&t<=r.appendedPTS)return r}return this.getBufferedFrag(t,e)},e.getBufferedFrag=function(t,e){for(var r=this.fragments,i=Object.keys(r),a=i.length;a--;){var n=r[i[a]];if((null==n?void 0:n.body.type)===e&&n.buffered){var s=n.body;if(s.start<=t&&t<=s.end)return s}}return null},e.detectEvictedFragments=function(t,e,r){var i=this;Object.keys(this.fragments).forEach((function(a){var n=i.fragments[a];if(n)if(n.buffered){var s=n.range[t];s&&s.time.some((function(t){var r=!i.isTimeBuffered(t.startPTS,t.endPTS,e);return r&&i.removeFragment(n.body),r}))}else n.body.type===r&&i.removeFragment(n.body)}))},e.detectPartialFragments=function(t){var e=this,r=this.timeRanges,i=t.frag,a=t.part;if(r&&"initSegment"!==i.sn){var n=rt(i),s=this.fragments[n];s&&(Object.keys(r).forEach((function(t){var n=i.elementaryStreams[t];if(n){var o=r[t],l=null!==a||!0===n.partial;s.range[t]=e.getBufferedTimes(i,a,l,o)}})),s.backtrack=s.loaded=null,Object.keys(s.range).length?s.buffered=!0:this.removeFragment(s.body))}},e.fragBuffered=function(t){var e=rt(t),r=this.fragments[e];r&&(r.backtrack=r.loaded=null,r.buffered=!0)},e.getBufferedTimes=function(t,e,r,i){for(var a={time:[],partial:r},n=e?e.start:t.start,s=e?e.end:t.end,o=t.minEndPTS||s,l=t.maxStartPTS||n,u=0;u=d&&o<=h){a.time.push({startPTS:Math.max(n,i.start(u)),endPTS:Math.min(s,i.end(u))});break}if(nd)a.partial=!0,a.time.push({startPTS:Math.max(n,i.start(u)),endPTS:Math.min(s,i.end(u))});else if(s<=d)break}return a},e.getPartialFragment=function(t){var e,r,i,a=null,n=0,s=this.bufferPadding,o=this.fragments;return Object.keys(o).forEach((function(l){var u=o[l];u&&et(u)&&(r=u.body.start-s,i=u.body.end+s,t>=r&&t<=i&&(e=Math.min(t-r,i-t),n<=e&&(a=u.body,n=e)))})),a},e.getState=function(t){var e=rt(t),r=this.fragments[e];return r?r.buffered?et(r)?$.PARTIAL:$.OK:r.backtrack?$.BACKTRACKED:$.APPENDING:$.NOT_LOADED},e.backtrack=function(t,e){var r=rt(t),i=this.fragments[r];if(!i||i.backtrack)return null;var a=i.backtrack=e||i.loaded;return i.loaded=null,a},e.getBacktrackData=function(t){var e=rt(t),r=this.fragments[e];if(r){var i,a=r.backtrack;if(null!=a&&null!==(i=a.payload)&&void 0!==i&&i.byteLength)return a;this.removeFragment(t)}return null},e.isTimeBuffered=function(t,e,r){for(var i,a,n=0;n=i&&e<=a)return!0;if(e<=i)return!1}return!1},e.onFragLoaded=function(t,e){var r=e.frag,i=e.part;if("initSegment"!==r.sn&&!r.bitrateTest&&!i){var a=rt(r);this.fragments[a]={body:r,loaded:e,backtrack:null,buffered:!1,range:Object.create(null)}}},e.onBufferAppended=function(t,e){var r=this,i=e.frag,a=e.part,n=e.timeRanges;if(i.type===_.b.MAIN)if(this.activeFragment=i,a){var s=this.activeParts;s||(this.activeParts=s=[]),s.push(a)}else this.activeParts=null;this.timeRanges=n,Object.keys(n).forEach((function(t){var e=n[t];if(r.detectEvictedFragments(t,e),!a)for(var s=0;st&&i.removeFragment(s)}}))},e.removeFragment=function(t){var e=rt(t);t.stats.loaded=0,t.clearElementaryStreamInfo(),delete this.fragments[e]},e.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},t}();function et(t){var e,r;return t.buffered&&((null===(e=t.range.video)||void 0===e?void 0:e.partial)||(null===(r=t.range.audio)||void 0===r?void 0:r.partial))}function rt(t){return t.type+"_"+t.level+"_"+t.urlId+"_"+t.sn}var it=function(){function t(){this._boundTick=void 0,this._tickTimer=null,this._tickInterval=null,this._tickCallCount=0,this._boundTick=this.tick.bind(this)}var e=t.prototype;return e.destroy=function(){this.onHandlerDestroying(),this.onHandlerDestroyed()},e.onHandlerDestroying=function(){this.clearNextTick(),this.clearInterval()},e.onHandlerDestroyed=function(){},e.hasInterval=function(){return!!this._tickInterval},e.hasNextTick=function(){return!!this._tickTimer},e.setInterval=function(t){return!this._tickInterval&&(this._tickInterval=self.setInterval(this._boundTick,t),!0)},e.clearInterval=function(){return!!this._tickInterval&&(self.clearInterval(this._tickInterval),this._tickInterval=null,!0)},e.clearNextTick=function(){return!!this._tickTimer&&(self.clearTimeout(this._tickTimer),this._tickTimer=null,!0)},e.tick=function(){this._tickCallCount++,1===this._tickCallCount&&(this.doTick(),this._tickCallCount>1&&this.tickImmediate(),this._tickCallCount=0)},e.tickImmediate=function(){this.clearNextTick(),this._tickTimer=self.setTimeout(this._boundTick,0)},e.doTick=function(){},t}(),at={length:0,start:function(){return 0},end:function(){return 0}},nt=function(){function t(){}return t.isBuffered=function(e,r){try{if(e)for(var i=t.getBuffered(e),a=0;a=i.start(a)&&r<=i.end(a))return!0}catch(t){}return!1},t.bufferInfo=function(e,r,i){try{if(e){var a,n=t.getBuffered(e),s=[];for(a=0;as&&(i[n-1].end=t[a].end):i.push(t[a])}else i.push(t[a])}else i=t;for(var o,l=0,u=e,d=e,h=0;h=f&&er.startCC||t&&t.cc0)r=a+1;else{if(!(s<0))return n;i=a-1}}return null}};function ht(t,e,r){void 0===t&&(t=0),void 0===e&&(e=0);var i=Math.min(e,r.duration+(r.deltaPTS?r.deltaPTS:0));return r.start+r.duration-i<=t?1:r.start-i>t&&r.start?-1:0}function ft(t,e,r){var i=1e3*Math.min(e,r.duration+(r.deltaPTS?r.deltaPTS:0));return(r.endProgramDateTime||0)-i>t}function ct(t){var e="function"==typeof Map?new Map:void 0;return(ct=function(t){if(null===t||(r=t,-1===Function.toString.call(r).indexOf("[native code]")))return t;var r;if("function"!=typeof t)throw new TypeError("Super expression must either be null or a function");if(void 0!==e){if(e.has(t))return e.get(t);e.set(t,i)}function i(){return vt(t,arguments,mt(this).constructor)}return i.prototype=Object.create(t.prototype,{constructor:{value:i,enumerable:!1,writable:!0,configurable:!0}}),pt(i,t)})(t)}function vt(t,e,r){return(vt=gt()?Reflect.construct:function(t,e,r){var i=[null];i.push.apply(i,e);var a=new(Function.bind.apply(t,i));return r&&pt(a,r.prototype),a}).apply(null,arguments)}function gt(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(t){return!1}}function pt(t,e){return(pt=Object.setPrototypeOf||function(t,e){return t.__proto__=e,t})(t,e)}function mt(t){return(mt=Object.setPrototypeOf?Object.getPrototypeOf:function(t){return t.__proto__||Object.getPrototypeOf(t)})(t)}var yt=Math.pow(2,17),bt=function(){function t(t){this.config=void 0,this.loader=null,this.partLoadTimeout=-1,this.config=t}var e=t.prototype;return e.destroy=function(){this.loader&&(this.loader.destroy(),this.loader=null)},e.abort=function(){this.loader&&this.loader.abort()},e.load=function(t,e){var r=this,i=t.url;if(!i)return Promise.reject(new Et({type:s.b.NETWORK_ERROR,details:s.a.FRAG_LOAD_ERROR,fatal:!1,frag:t,networkDetails:null},"Fragment does not have a "+(i?"part list":"url")));this.abort();var a=this.config,n=a.fLoader,o=a.loader;return new Promise((function(i,l){r.loader&&r.loader.destroy();var u=r.loader=t.loader=n?new n(a):new o(a),d=Tt(t),h={timeout:a.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:a.fragLoadingMaxRetryTimeout,highWaterMark:yt};t.stats=u.stats,u.load(d,h,{onSuccess:function(e,a,n,s){r.resetLoader(t,u),i({frag:t,part:null,payload:e.data,networkDetails:s})},onError:function(e,i,a){r.resetLoader(t,u),l(new Et({type:s.b.NETWORK_ERROR,details:s.a.FRAG_LOAD_ERROR,fatal:!1,frag:t,response:e,networkDetails:a}))},onAbort:function(e,i,a){r.resetLoader(t,u),l(new Et({type:s.b.NETWORK_ERROR,details:s.a.INTERNAL_ABORTED,fatal:!1,frag:t,networkDetails:a}))},onTimeout:function(e,i,a){r.resetLoader(t,u),l(new Et({type:s.b.NETWORK_ERROR,details:s.a.FRAG_LOAD_TIMEOUT,fatal:!1,frag:t,networkDetails:a}))},onProgress:function(r,i,a,n){e&&e({frag:t,part:null,payload:a,networkDetails:n})}})}))},e.loadPart=function(t,e,r){var i=this;this.abort();var a=this.config,n=a.fLoader,o=a.loader;return new Promise((function(l,u){i.loader&&i.loader.destroy();var d=i.loader=t.loader=n?new n(a):new o(a),h=Tt(t,e),f={timeout:a.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:a.fragLoadingMaxRetryTimeout,highWaterMark:yt};e.stats=d.stats,d.load(h,f,{onSuccess:function(a,n,s,o){i.resetLoader(t,d),i.updateStatsFromPart(t,e);var u={frag:t,part:e,payload:a.data,networkDetails:o};r(u),l(u)},onError:function(r,a,n){i.resetLoader(t,d),u(new Et({type:s.b.NETWORK_ERROR,details:s.a.FRAG_LOAD_ERROR,fatal:!1,frag:t,part:e,response:r,networkDetails:n}))},onAbort:function(r,a,n){t.stats.aborted=e.stats.aborted,i.resetLoader(t,d),u(new Et({type:s.b.NETWORK_ERROR,details:s.a.INTERNAL_ABORTED,fatal:!1,frag:t,part:e,networkDetails:n}))},onTimeout:function(r,a,n){i.resetLoader(t,d),u(new Et({type:s.b.NETWORK_ERROR,details:s.a.FRAG_LOAD_TIMEOUT,fatal:!1,frag:t,part:e,networkDetails:n}))}})}))},e.updateStatsFromPart=function(t,e){var r=t.stats,i=e.stats,a=i.total;if(r.loaded+=i.loaded,a){var n=Math.round(t.duration/e.duration),s=Math.min(Math.round(r.loaded/a),n),o=(n-s)*Math.round(r.loaded/s);r.total=r.loaded+o}else r.total=Math.max(r.loaded,r.total);var l=r.loading,u=i.loading;l.start?l.first+=u.first-u.start:(l.start=u.start,l.first=u.first),l.end=u.end},e.resetLoader=function(t,e){t.loader=null,this.loader===e&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),e.destroy()},t}();function Tt(t,e){void 0===e&&(e=null);var r=e||t,i={frag:t,part:e,responseType:"arraybuffer",url:r.url,rangeStart:0,rangeEnd:0},n=r.byteRangeStartOffset,s=r.byteRangeEndOffset;return Object(a.a)(n)&&Object(a.a)(s)&&(i.rangeStart=n,i.rangeEnd=s),i}var Et=function(t){var e,r;function i(e){for(var r,i=arguments.length,a=new Array(i>1?i-1:0),n=1;ne.start+e.duration+l;(s0&&s&&s.key&&s.iv&&"AES-128"===s.method){var o=self.performance.now();return e.decrypter.webCryptoDecrypt(new Uint8Array(a),s.key.buffer,s.iv.buffer).then((function(e){var a=self.performance.now();return i.trigger(n.a.FRAG_DECRYPTED,{frag:t,payload:e,stats:{tstart:o,tdecrypt:a}}),r.payload=e,r}))}return r})).then((function(r){var i=e.fragCurrent,a=e.hls,s=e.levels;if(!s)throw new Error("init load aborted, missing levels");s[t.level].details;var o=t.stats;e.state=_t,e.fragLoadError=0,t.data=new Uint8Array(r.payload),o.parsing.start=o.buffering.start=self.performance.now(),o.parsing.end=o.buffering.end=self.performance.now(),r.frag===i&&a.trigger(n.a.FRAG_BUFFERED,{stats:o,frag:i,part:null,id:t.type}),e.tick()})).catch((function(r){e.warn(r),e.resetFragmentLoading(t)}))},f.fragContextChanged=function(t){var e=this.fragCurrent;return!t||!e||t.level!==e.level||t.sn!==e.sn||t.urlId!==e.urlId},f.fragBufferedComplete=function(t,e){var r=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+t.type+" sn: "+t.sn+(e?" part: "+e.index:"")+" of "+("[stream-controller]"===this.logPrefix?"level":"track")+" "+t.level+" "+Lt.toString(nt.getBuffered(r))),this.state=_t,this.tick()},f._handleFragmentLoadComplete=function(t){var e=this.transmuxer;if(e){var r=t.frag,i=t.part,a=t.partsLoaded,n=!a||0===a.length||a.some((function(t){return!t})),s=new st(r.level,r.sn,r.stats.chunkCount+1,0,i?i.index:-1,!n);e.flush(s)}},f._handleFragmentLoadProgress=function(t){},f._doFragLoad=function(t,e,r,i){var s=this;if(void 0===r&&(r=null),!this.levels)throw new Error("frag load aborted, missing levels");if(r=Math.max(t.start,r||0),this.config.lowLatencyMode&&e){var o=e.partList;if(o&&i){r>t.end&&e.fragmentHint&&(t=e.fragmentHint);var l=this.getNextPart(o,t,r);if(l>-1){var u=o[l];return this.log("Loading part sn: "+t.sn+" p: "+u.index+" cc: "+t.cc+" of playlist ["+e.startSN+"-"+e.endSN+"] parts [0-"+l+"-"+(o.length-1)+"] "+("[stream-controller]"===this.logPrefix?"level":"track")+": "+t.level+", target: "+parseFloat(r.toFixed(3))),this.nextLoadPosition=u.start+u.duration,this.state=xt,this.hls.trigger(n.a.FRAG_LOADING,{frag:t,part:o[l],targetBufferTime:r}),this.doFragPartsLoad(t,o,l,i).catch((function(t){return s.handleFragLoadError(t)}))}if(!t.url||this.loadedEndOfParts(o,r))return Promise.resolve(null)}}return this.log("Loading fragment "+t.sn+" cc: "+t.cc+" "+(e?"of ["+e.startSN+"-"+e.endSN+"] ":"")+("[stream-controller]"===this.logPrefix?"level":"track")+": "+t.level+", target: "+parseFloat(r.toFixed(3))),Object(a.a)(t.sn)&&!this.bitrateTest&&(this.nextLoadPosition=t.start+t.duration),this.state=xt,this.hls.trigger(n.a.FRAG_LOADING,{frag:t,targetBufferTime:r}),this.fragmentLoader.load(t,i).catch((function(t){return s.handleFragLoadError(t)}))},f.doFragPartsLoad=function(t,e,r,i){var a=this;return new Promise((function(s,o){var l=[];!function r(u){var d=e[u];a.fragmentLoader.loadPart(t,d,i).then((function(i){l[d.index]=i;var o=i.part;a.hls.trigger(n.a.FRAG_LOADED,i);var h=e[u+1];if(!h||h.fragment!==t)return s({frag:t,part:o,partsLoaded:l});r(u+1)})).catch(o)}(r)}))},f.handleFragLoadError=function(t){var e=t.data;return e&&e.details===s.a.INTERNAL_ABORTED?this.handleFragLoadAborted(e.frag,e.part):this.hls.trigger(n.a.ERROR,e),null},f._handleTransmuxerFlush=function(t){var e=this.getCurrentContext(t);if(e&&this.state===Ct){var r=e.frag,i=e.part,a=e.level,n=self.performance.now();r.stats.parsing.end=n,i&&(i.stats.parsing.end=n),this.updateLevelTiming(r,i,a,t.partial)}else this.fragCurrent||(this.state=_t)},f.getCurrentContext=function(t){var e=this.levels,r=t.level,i=t.sn,a=t.part;if(!e||!e[r])return this.warn("Levels object was unset while buffering fragment "+i+" of level "+r+". The current chunk will not be buffered."),null;var n=e[r],s=a>-1?function(t,e,r){if(!t||!t.details)return null;var i=t.details.partList;if(i)for(var a=i.length;a--;){var n=i[a];if(n.index===r&&n.fragment.sn===e)return n}return null}(n,i,a):null,o=s?s.fragment:function(t,e,r){if(!t||!t.details)return null;var i=t.details,a=i.fragments[e-i.startSN];return a||((a=i.fragmentHint)&&a.sn===e?a:en&&this.flushMainBuffer(s,t.start)}else this.flushMainBuffer(0,t.start)},f.getFwdBufferInfo=function(t,e){var r=this.config,i=this.getLoadPosition();if(!Object(a.a)(i))return null;var n=nt.bufferInfo(t,i,r.maxBufferHole);if(0===n.len&&void 0!==n.nextStart){var s=this.fragmentTracker.getBufferedFrag(i,e);if(s&&n.nextStart=r&&(e.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+e.maxMaxBufferLength+"s"),!0)},f.getNextFragment=function(t,e){var r,i,a=e.fragments,n=a.length;if(!n)return null;var s,o=this.config,l=a[0].start;if(e.live){var u=o.initialLiveManifestSize;if(n-1&&rr.start&&r.loaded},f.getInitialLiveFragment=function(t,e){var r=this.fragPrevious,i=null;if(r){if(t.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+r.programDateTime),i=function(t,e,r){if(null===e||!Array.isArray(t)||!t.length||!Object(a.a)(e))return null;if(e<(t[0].programDateTime||0))return null;if(e>=(t[t.length-1].endProgramDateTime||0))return null;r=r||0;for(var i=0;i=t.startSN&&n<=t.endSN){var s=e[n-t.startSN];r.cc===s.cc&&(i=s,this.log("Live playlist, switching playlist, load frag with next SN: "+i.sn))}i||(i=function(t,e){return dt.search(t,(function(t){return t.cce?-1:0}))}(e,r.cc))&&this.log("Live playlist, switching playlist, load frag with same CC: "+i.sn)}}else{var o=this.hls.liveSyncPosition;null!==o&&(i=this.getFragmentAtPosition(o,this.bitrateTest?t.fragmentEnd:t.edge,t))}return i},f.getFragmentAtPosition=function(t,e,r){var i,a=this.config,n=this.fragPrevious,s=r.fragments,o=r.endSN,l=r.fragmentHint,u=a.maxFragLookUpTolerance,d=!!(a.lowLatencyMode&&r.partList&&l);(d&&l&&!this.bitrateTest&&(s=s.concat(l),o=l.sn),te-u?0:u):i=s[s.length-1];if(i){var h=i.sn-r.startSN,f=n&&i.level===n.level,c=s[h+1];if(this.fragmentTracker.getState(i)===$.BACKTRACKED){i=null;for(var v=h;s[v]&&this.fragmentTracker.getState(s[v])===$.BACKTRACKED;)i=n?s[v--]:s[--v];i||(i=c)}else n&&i.sn===n.sn&&!d&&f&&(i.sn=n-e.maxFragLookUpTolerance&&a<=s;if(null!==i&&r.duration>i&&(a"+t.startSN+" prev-sn: "+(n?n.sn:"na")+" fragments: "+o),h}return l},f.waitForCdnTuneIn=function(t){return t.live&&t.canBlockReload&&t.tuneInGoal>Math.max(t.partHoldBack,3*t.partTarget)},f.setStartPosition=function(t,e){var r=this.startPosition;if(r"+t))}}])&&At(u.prototype,d),h&&At(u,h),i}(it);function Bt(){return self.MediaSource||self.WebKitMediaSource}function Ut(){return self.SourceBuffer||self.WebKitSourceBuffer}var Gt=r(17),jt=r(9),Kt=r(13),Ht=Bt()||{isTypeSupported:function(){return!1}},Vt=function(){function t(t,e,r,i){var a=this;this.hls=void 0,this.id=void 0,this.observer=void 0,this.frag=null,this.part=null,this.worker=void 0,this.onwmsg=void 0,this.transmuxer=null,this.onTransmuxComplete=void 0,this.onFlush=void 0,this.hls=t,this.id=e,this.onTransmuxComplete=r,this.onFlush=i;var l=t.config,u=function(e,r){(r=r||{}).frag=a.frag,r.id=a.id,t.trigger(e,r)};this.observer=new Kt.EventEmitter,this.observer.on(n.a.FRAG_DECRYPTED,u),this.observer.on(n.a.ERROR,u);var d={mp4:Ht.isTypeSupported("video/mp4"),mpeg:Ht.isTypeSupported("audio/mpeg"),mp3:Ht.isTypeSupported('audio/mp4; codecs="mp3"')},h=navigator.vendor;if(l.enableWorker&&"undefined"!=typeof Worker){var f;o.b.log("demuxing in webworker");try{f=this.worker=Gt(18),this.onwmsg=this.onWorkerMessage.bind(this),f.addEventListener("message",this.onwmsg),f.onerror=function(e){t.trigger(n.a.ERROR,{type:s.b.OTHER_ERROR,details:s.a.INTERNAL_EXCEPTION,fatal:!0,event:"demuxerWorker",error:new Error(e.message+" ("+e.filename+":"+e.lineno+")")})},f.postMessage({cmd:"init",typeSupported:d,vendor:h,id:e,config:JSON.stringify(l)})}catch(t){o.b.warn("Error in worker:",t),o.b.error("Error while initializing DemuxerWorker, fallback to inline"),f&&self.URL.revokeObjectURL(f.objectURL),this.transmuxer=new jt.c(this.observer,d,l,h,e),this.worker=null}}else this.transmuxer=new jt.c(this.observer,d,l,h,e)}var e=t.prototype;return e.destroy=function(){var t=this.worker;if(t)t.removeEventListener("message",this.onwmsg),t.terminate(),this.worker=null;else{var e=this.transmuxer;e&&(e.destroy(),this.transmuxer=null)}var r=this.observer;r&&r.removeAllListeners(),this.observer=null},e.push=function(t,e,r,i,a,n,s,l,u,d){var h=this;u.transmuxing.start=self.performance.now();var f=this.transmuxer,c=this.worker,v=n?n.start:a.start,g=a.decryptdata,p=this.frag,m=!(p&&a.cc===p.cc),y=!(p&&u.level===p.level),b=p?u.sn-p.sn:-1,T=this.part?u.part-this.part.index:1,E=!y&&(1===b||0===b&&1===T),S=self.performance.now();(y||b||0===a.stats.parsing.start)&&(a.stats.parsing.start=S),!n||!T&&E||(n.stats.parsing.start=S);var L=new jt.b(m,E,l,y,v);if(!E||m){o.b.log("[transmuxer-interface, "+a.type+"]: Starting new transmux session for sn: "+u.sn+" p: "+u.part+" level: "+u.level+" id: "+u.id+"\n discontinuity: "+m+"\n trackSwitch: "+y+"\n contiguous: "+E+"\n accurateTimeOffset: "+l+"\n timeOffset: "+v);var A=new jt.a(r,i,e,s,d);this.configureTransmuxer(A)}if(this.frag=a,this.part=n,c)c.postMessage({cmd:"demux",data:t,decryptdata:g,chunkMeta:u,state:L},t instanceof ArrayBuffer?[t]:[]);else if(f){var R=f.push(t,g,u,L);Object(jt.d)(R)?R.then((function(t){h.handleTransmuxComplete(t)})):this.handleTransmuxComplete(R)}},e.flush=function(t){var e=this;t.transmuxing.start=self.performance.now();var r=this.transmuxer,i=this.worker;if(i)i.postMessage({cmd:"flush",chunkMeta:t});else if(r){var a=r.flush(t);Object(jt.d)(a)?a.then((function(r){e.handleFlushResult(r,t)})):this.handleFlushResult(a,t)}},e.handleFlushResult=function(t,e){var r=this;t.forEach((function(t){r.handleTransmuxComplete(t)})),this.onFlush(e)},e.onWorkerMessage=function(t){var e=t.data,r=this.hls;switch(e.event){case"init":self.URL.revokeObjectURL(this.worker.objectURL);break;case"transmuxComplete":this.handleTransmuxComplete(e.data);break;case"flush":this.onFlush(e.data);break;default:e.data=e.data||{},e.data.frag=this.frag,e.data.id=this.id,r.trigger(e.event,e.data)}},e.configureTransmuxer=function(t){var e=this.worker,r=this.transmuxer;e?e.postMessage({cmd:"configure",config:t}):r&&r.configure(t)},e.handleTransmuxComplete=function(t){t.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(t)},t}(),Wt=function(){function t(t,e,r,i){this.config=void 0,this.media=void 0,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=t,this.media=e,this.fragmentTracker=r,this.hls=i}var e=t.prototype;return e.destroy=function(){this.hls=this.fragmentTracker=this.media=null},e.poll=function(t){var e=this.config,r=this.media,i=this.stalled,a=r.currentTime,n=r.seeking,s=this.seeking&&!n,l=!this.seeking&&n;if(this.seeking=n,a===t){if((l||s)&&(this.stalled=null),!r.paused&&!r.ended&&0!==r.playbackRate&&nt.getBuffered(r).length){var u=nt.bufferInfo(r,a,0),d=u.len>0,h=u.nextStart||0;if(d||h){if(n){var f=u.len>2,c=!h||h-a>2&&!this.fragmentTracker.getPartialFragment(a);if(f||c)return;this.moved=!1}if(!this.moved&&null!==this.stalled){var v,g=Math.max(h,u.start||0)-a,p=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,m=(null==p||null===(v=p.details)||void 0===v?void 0:v.live)?2*p.details.targetduration:2;if(g>0&&g<=m)return void this._trySkipBufferHole(null)}var y=self.performance.now();if(null!==i){var b=y-i;!n&&b>=250&&this._reportStall(u.len);var T=nt.bufferInfo(r,a,e.maxBufferHole);this._tryFixBufferStall(T,b)}else this.stalled=y}}}else if(this.moved=!0,null!==i){if(this.stallReported){var E=self.performance.now()-i;o.b.warn("playback not stuck anymore @"+a+", after "+Math.round(E)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}},e._tryFixBufferStall=function(t,e){var r=this.config,i=this.fragmentTracker,a=this.media.currentTime,n=i.getPartialFragment(a);if(n&&this._trySkipBufferHole(n))return;t.len>r.maxBufferHole&&e>1e3*r.highBufferWatchdogPeriod&&(o.b.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())},e._reportStall=function(t){var e=this.hls,r=this.media;this.stallReported||(this.stallReported=!0,o.b.warn("Playback stalling at @"+r.currentTime+" due to low buffer (buffer="+t+")"),e.trigger(n.a.ERROR,{type:s.b.MEDIA_ERROR,details:s.a.BUFFER_STALLED_ERROR,fatal:!1,buffer:t}))},e._trySkipBufferHole=function(t){for(var e=this.config,r=this.hls,i=this.media,a=i.currentTime,l=0,u=nt.getBuffered(i),d=0;d=l&&a0&&-1===t&&(this.log("Override startPosition with lastCurrentTime @"+e.toFixed(3)),t=e),this.state=_t,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=t,this.tick()}else this._forceStartLoad=!0,this.state=Dt},f.stopLoad=function(){this._forceStartLoad=!1,t.prototype.stopLoad.call(this)},f.doTick=function(){switch(this.state){case _t:this.doTickIdle();break;case Mt:var t,e=this.levels,r=this.level,i=null==e||null===(t=e[r])||void 0===t?void 0:t.details;if(i&&(!i.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(i))break;this.state=_t;break}break;case wt:var a,n=self.performance.now(),s=this.retryDate;(!s||n>=s||null!==(a=this.media)&&void 0!==a&&a.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.state=_t)}this.onTickEnd()},f.onTickEnd=function(){t.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},f.doTickIdle=function(){var t,e,r=this.hls,i=this.levelLastLoaded,a=this.levels,s=this.media,o=r.config,l=r.nextLoadLevel;if(null!==i&&(s||!this.startFragRequested&&o.startFragPrefetch)&&(!this.altAudio||!this.audioOnly)&&a&&a[l]){var d=a[l];this.level=r.nextLoadLevel=l;var h=d.details;if(!h||this.state===Mt||h.live&&this.levelLastLoaded!==l)this.state=Mt;else{var f=this.getFwdBufferInfo(this.mediaBuffer?this.mediaBuffer:s,_.b.MAIN);if(null!==f)if(!(f.len>=this.getMaxBufferLength(d.maxBitrate))){if(this._streamEnded(f,h)){var c={};return this.altAudio&&(c.type="video"),this.hls.trigger(n.a.BUFFER_EOS,c),void(this.state=Pt)}var v=f.end,g=this.getNextFragment(v,h);if(this.couldBacktrack&&!this.fragPrevious&&g&&"initSegment"!==g.sn){var p=g.sn-h.startSN;p>1&&(g=h.fragments[p-1],this.fragmentTracker.removeFragment(g))}if(g&&this.fragmentTracker.getState(g)===$.OK&&this.nextLoadPosition>v){var m=this.audioOnly&&!this.altAudio?u.a.AUDIO:u.a.VIDEO;this.afterBufferFlushed(s,m,_.b.MAIN),g=this.getNextFragment(this.nextLoadPosition,h)}g&&(!g.initSegment||g.initSegment.data||this.bitrateTest||(g=g.initSegment),"identity"!==(null===(t=g.decryptdata)||void 0===t?void 0:t.keyFormat)||null!==(e=g.decryptdata)&&void 0!==e&&e.key?this.loadFragment(g,h,v):this.loadKey(g,h))}}}},f.loadFragment=function(e,r,i){var a,n=this.fragmentTracker.getState(e);if(this.fragCurrent=e,n===$.BACKTRACKED){var s=this.fragmentTracker.getBacktrackData(e);if(s)return this._handleFragmentLoadProgress(s),void this._handleFragmentLoadComplete(s);n=$.NOT_LOADED}n===$.NOT_LOADED||n===$.PARTIAL?"initSegment"===e.sn?this._loadInitSegment(e):this.bitrateTest?(e.bitrateTest=!0,this.log("Fragment "+e.sn+" of level "+e.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(e)):(this.startFragRequested=!0,t.prototype.loadFragment.call(this,e,r,i)):n===$.APPENDING?this.reduceMaxBufferLength(e.duration)&&this.fragmentTracker.removeFragment(e):0===(null===(a=this.media)||void 0===a?void 0:a.buffered.length)&&this.fragmentTracker.removeAllFragments()},f.getAppendedFrag=function(t){var e=this.fragmentTracker.getAppendedFrag(t,_.b.MAIN);return e&&"fragment"in e?e.fragment:e},f.getBufferedFrag=function(t){return this.fragmentTracker.getBufferedFrag(t,_.b.MAIN)},f.followingBufferedFrag=function(t){return t?this.getBufferedFrag(t.end+.5):null},f.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},f.nextLevelSwitch=function(){var t=this.levels,e=this.media;if(null!=e&&e.readyState){var r,i=this.getAppendedFrag(e.currentTime);if(i&&i.start>1&&this.flushMainBuffer(0,i.start-1),!e.paused&&t){var a=t[this.hls.nextLoadLevel],n=this.fragLastKbps;r=n&&this.fragCurrent?this.fragCurrent.duration*a.maxBitrate/(1e3*n)+1:0}else r=0;var s=this.getBufferedFrag(e.currentTime+r);if(s){var o=this.followingBufferedFrag(s);if(o){this.abortCurrentFrag();var l=o.maxStartPTS?o.maxStartPTS:o.start,u=o.duration,d=Math.max(s.end,l+Math.min(Math.max(u-this.config.maxFragLookUpTolerance,.5*u),.75*u));this.flushMainBuffer(d,Number.POSITIVE_INFINITY)}}}},f.abortCurrentFrag=function(){var t=this.fragCurrent;this.fragCurrent=null,null!=t&&t.loader&&t.loader.abort(),this.state===kt&&(this.state=_t),this.nextLoadPosition=this.getLoadPosition()},f.flushMainBuffer=function(e,r){t.prototype.flushMainBuffer.call(this,e,r,this.altAudio?"video":null)},f.onMediaAttached=function(e,r){t.prototype.onMediaAttached.call(this,e,r);var i=r.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),i.addEventListener("playing",this.onvplaying),i.addEventListener("seeked",this.onvseeked),this.gapController=new Wt(this.config,i,this.fragmentTracker,this.hls)},f.onMediaDetaching=function(){var e=this.media;e&&(e.removeEventListener("playing",this.onvplaying),e.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),t.prototype.onMediaDetaching.call(this)},f.onMediaPlaying=function(){this.tick()},f.onMediaSeeked=function(){var t=this.media,e=t?t.currentTime:null;Object(a.a)(e)&&this.log("Media seeked to "+e.toFixed(3)),this.tick()},f.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(n.a.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=this.stalled=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null},f.onManifestParsed=function(t,e){var r,i,a,n=!1,s=!1;e.levels.forEach((function(t){(r=t.audioCodec)&&(-1!==r.indexOf("mp4a.40.2")&&(n=!0),-1!==r.indexOf("mp4a.40.5")&&(s=!0))})),this.audioCodecSwitch=n&&s&&!("function"==typeof(null==(a=Ut())||null===(i=a.prototype)||void 0===i?void 0:i.changeType)),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=e.levels,this.startFragRequested=!1},f.onLevelLoading=function(t,e){var r=this.levels;if(r&&this.state===_t){var i=r[e.level];(!i.details||i.details.live&&this.levelLastLoaded!==e.level||this.waitForCdnTuneIn(i.details))&&(this.state=Mt)}},f.onLevelLoaded=function(t,e){var r,i=this.levels,a=e.level,s=e.details,o=s.totalduration;if(i){this.log("Level "+a+" loaded ["+s.startSN+","+s.endSN+"], cc ["+s.startCC+", "+s.endCC+"] duration:"+o);var l=this.fragCurrent;!l||this.state!==xt&&this.state!==wt||l.level!==e.level&&l.loader&&(this.state=_t,l.loader.abort());var u=i[a],d=0;if(s.live||null!==(r=u.details)&&void 0!==r&&r.live){if(s.fragments[0]||(s.deltaUpdateFailed=!0),s.deltaUpdateFailed)return;d=this.alignPlaylists(s,u.details)}if(u.details=s,this.levelLastLoaded=a,this.hls.trigger(n.a.LEVEL_UPDATED,{details:s,level:a}),this.state===Mt){if(this.waitForCdnTuneIn(s))return;this.state=_t}this.startFragRequested?s.live&&this.synchronizeToLiveEdge(s):this.setStartPosition(s,d),this.tick()}else this.warn("Levels were reset while loading level "+a)},f._handleFragmentLoadProgress=function(t){var e,r=t.frag,i=t.part,a=t.payload,n=this.levels;if(n){var s=n[r.level],o=s.details;if(o){var l=s.videoCodec,u=o.PTSKnown||!o.live,d=null===(e=r.initSegment)||void 0===e?void 0:e.data,h=this._getAudioCodec(s),f=this.transmuxer=this.transmuxer||new Vt(this.hls,_.b.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),c=i?i.index:-1,v=-1!==c,g=new st(r.level,r.sn,r.stats.chunkCount,a.byteLength,c,v),p=this.initPTS[r.cc];f.push(a,d,h,l,r,i,o.totalduration,u,g,p)}else this.warn("Dropping fragment "+r.sn+" of level "+r.level+" after level details were reset")}else this.warn("Levels were reset while fragment load was in progress. Fragment "+r.sn+" of level "+r.level+" will not be buffered")},f.onAudioTrackSwitching=function(t,e){var r=this.altAudio,i=!!e.url,a=e.id;if(!i){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var s=this.fragCurrent;null!=s&&s.loader&&(this.log("Switching to main audio track, cancel main fragment load"),s.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var o=this.hls;r&&o.trigger(n.a.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),o.trigger(n.a.AUDIO_TRACK_SWITCHED,{id:a})}},f.onAudioTrackSwitched=function(t,e){var r=e.id,i=!!this.hls.audioTracks[r].url;if(i){var a=this.videoBuffer;a&&this.mediaBuffer!==a&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=a)}this.altAudio=i,this.tick()},f.onBufferCreated=function(t,e){var r,i,a=e.tracks,n=!1;for(var s in a){var o=a[s];if("main"===o.id){if(i=s,r=o,"video"===s){var l=a[s];l&&(this.videoBuffer=l.buffer)}}else n=!0}n&&r?(this.log("Alternate track found, use "+i+".buffered to schedule main fragment loading"),this.mediaBuffer=r.buffer):this.mediaBuffer=this.media},f.onFragBuffered=function(t,e){var r=e.frag,i=e.part;if(!r||r.type===_.b.MAIN){if(this.fragContextChanged(r))return this.warn("Fragment "+r.sn+(i?" p: "+i.index:"")+" of level "+r.level+" finished buffering, but was aborted. state: "+this.state),void(this.state===Ot&&(this.state=_t));var a=i?i.stats:r.stats;this.fragLastKbps=Math.round(8*a.total/(a.buffering.end-a.loading.first)),"initSegment"!==r.sn&&(this.fragPrevious=r),this.fragBufferedComplete(r,i)}},f.onError=function(t,e){switch(e.details){case s.a.FRAG_LOAD_ERROR:case s.a.FRAG_LOAD_TIMEOUT:case s.a.KEY_LOAD_ERROR:case s.a.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(_.b.MAIN,e);break;case s.a.LEVEL_LOAD_ERROR:case s.a.LEVEL_LOAD_TIMEOUT:this.state!==Ft&&(e.fatal?(this.warn(""+e.details),this.state=Ft):e.levelRetry||this.state!==Mt||(this.state=_t));break;case s.a.BUFFER_FULL_ERROR:if("main"===e.parent&&(this.state===Ct||this.state===Ot)){var r=!0,i=this.getFwdBufferInfo(this.media,_.b.MAIN);i&&i.len>.5&&(r=!this.reduceMaxBufferLength(i.len)),r&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}}},f.checkBuffer=function(){var t=this.media,e=this.gapController;if(t&&e&&t.readyState){var r=nt.getBuffered(t);!this.loadedmetadata&&r.length?(this.loadedmetadata=!0,this.seekToStartPos()):e.poll(this.lastCurrentTime),this.lastCurrentTime=t.currentTime}},f.onFragLoadEmergencyAborted=function(){this.state=_t,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},f.onBufferFlushed=function(t,e){var r=e.type;if(r!==u.a.AUDIO||this.audioOnly&&!this.altAudio){var i=(r===u.a.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(i,r,_.b.MAIN)}},f.onLevelsUpdated=function(t,e){this.levels=e.levels},f.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},f.seekToStartPos=function(){var t=this.media,e=t.currentTime,r=this.startPosition;if(r>=0&&e0&&a1&&!1===t.seeking){var r=t.currentTime;if(nt.isBuffered(t,r)?e=this.getAppendedFrag(r):nt.isBuffered(t,r+.1)&&(e=this.getAppendedFrag(r+.1)),e){var i=this.fragPlaying,a=e.level;i&&e.sn===i.sn&&i.level===a&&e.urlId===i.urlId||(this.hls.trigger(n.a.FRAG_CHANGED,{frag:e}),i&&i.level===a||this.hls.trigger(n.a.LEVEL_SWITCHED,{level:a}),this.fragPlaying=e)}}},l=i,(d=[{key:"nextLevel",get:function(){var t=this.nextBufferedFrag;return t?t.level:-1}},{key:"currentLevel",get:function(){var t=this.media;if(t){var e=this.getAppendedFrag(t.currentTime);if(e)return e.level}return-1}},{key:"nextBufferedFrag",get:function(){var t=this.media;if(t){var e=this.getAppendedFrag(t.currentTime);return this.followingBufferedFrag(e)}return null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}])&&Yt(l.prototype,d),h&&Yt(l,h),i}(Nt),zt=function(){function t(t,e,r){void 0===e&&(e=0),void 0===r&&(r=0),this.halfLife=void 0,this.alpha_=void 0,this.estimate_=void 0,this.totalWeight_=void 0,this.halfLife=t,this.alpha_=t?Math.exp(Math.log(.5)/t):0,this.estimate_=e,this.totalWeight_=r}var e=t.prototype;return e.sample=function(t,e){var r=Math.pow(this.alpha_,t);this.estimate_=e*(1-r)+r*this.estimate_,this.totalWeight_+=t},e.getTotalWeight=function(){return this.totalWeight_},e.getEstimate=function(){if(this.alpha_){var t=1-Math.pow(this.alpha_,this.totalWeight_);if(t)return this.estimate_/t}return this.estimate_},t}(),Qt=function(){function t(t,e,r){this.defaultEstimate_=void 0,this.minWeight_=void 0,this.minDelayMs_=void 0,this.slow_=void 0,this.fast_=void 0,this.defaultEstimate_=r,this.minWeight_=.001,this.minDelayMs_=50,this.slow_=new zt(t),this.fast_=new zt(e)}var e=t.prototype;return e.update=function(t,e){var r=this.slow_,i=this.fast_;this.slow_.halfLife!==t&&(this.slow_=new zt(t,r.getEstimate(),r.getTotalWeight())),this.fast_.halfLife!==e&&(this.fast_=new zt(e,i.getEstimate(),i.getTotalWeight()))},e.sample=function(t,e){var r=(t=Math.max(t,this.minDelayMs_))/1e3,i=8*e/r;this.fast_.sample(r,i),this.slow_.sample(r,i)},e.canEstimate=function(){var t=this.fast_;return t&&t.getTotalWeight()>=this.minWeight_},e.getEstimate=function(){return this.canEstimate()?Math.min(this.fast_.getEstimate(),this.slow_.getEstimate()):this.defaultEstimate_},e.destroy=function(){},t}();function $t(t,e){for(var r=0;r=2*d/f||y<=T)){var E,S=Number.POSITIVE_INFINITY;for(E=t.level-1;E>v;E--){if((S=d*c[E].maxBitrate/(6.4*m))=y)){var L=this.bwEstimator.getEstimate();o.b.warn("Fragment "+t.sn+(e?" part "+e.index:"")+" of level "+t.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+E+"\n Current BW estimate: "+(Object(a.a)(L)?(L/1024).toFixed(3):"Unknown")+" Kb/s\n Estimated load time for current fragment: "+y.toFixed(3)+" s\n Estimated load time for the next fragment: "+S.toFixed(3)+" s\n Time to underbuffer: "+T.toFixed(3)+" s"),r.nextLoadLevel=E,this.bwEstimator.sample(h,u.loaded),this.clearTimer(),t.loader&&(this.fragCurrent=this.partCurrent=null,t.loader.abort()),r.trigger(n.a.FRAG_LOAD_EMERGENCY_ABORTED,{frag:t,part:e,stats:u})}}}}}},l.onFragLoaded=function(t,e){var r=e.frag,i=e.part;if(r.type===_.b.MAIN&&Object(a.a)(r.sn)){var s=i?i.stats:r.stats,o=i?i.duration:r.duration;if(this.clearTimer(),this.lastLoadedFragLevel=r.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var l=this.hls.levels[r.level],u=(l.loaded?l.loaded.bytes:0)+s.loaded,d=(l.loaded?l.loaded.duration:0)+o;l.loaded={bytes:u,duration:d},l.realBitrate=Math.round(8*u/d)}if(r.bitrateTest){var h={stats:s,frag:r,part:i,id:r.type};this.onFragBuffered(n.a.FRAG_BUFFERED,h),r.bitrateTest=!1}}},l.onFragBuffered=function(t,e){var r=e.frag,i=e.part,a=i?i.stats:r.stats;if(!a.aborted&&r.type===_.b.MAIN&&"initSegment"!==r.sn){var n=a.parsing.end-a.loading.start;this.bwEstimator.sample(n,a.loaded),a.bwEstimate=this.bwEstimator.getEstimate(),r.bitrateTest?this.bitrateTestDelay=n/1e3:this.bitrateTestDelay=0}},l.onError=function(t,e){switch(e.details){case s.a.FRAG_LOAD_ERROR:case s.a.FRAG_LOAD_TIMEOUT:this.clearTimer()}},l.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},l.getNextABRAutoLevel=function(){var t=this.fragCurrent,e=this.partCurrent,r=this.hls,i=r.maxAutoLevel,a=r.config,n=r.minAutoLevel,s=r.media,l=e?e.duration:t?t.duration:0,u=s?s.currentTime:0,d=s&&0!==s.playbackRate?Math.abs(s.playbackRate):1,h=this.bwEstimator?this.bwEstimator.getEstimate():a.abrEwmaDefaultEstimate,f=(nt.bufferInfo(s,u,a.maxBufferHole).end-u)/d,c=this.findBestLevel(h,n,i,f,a.abrBandWidthFactor,a.abrBandWidthUpFactor);if(c>=0)return c;o.b.trace((f?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var v=l?Math.min(l,a.maxStarvationDelay):a.maxStarvationDelay,g=a.abrBandWidthFactor,p=a.abrBandWidthUpFactor;if(!f){var m=this.bitrateTestDelay;if(m)v=(l?Math.min(l,a.maxLoadingDelay):a.maxLoadingDelay)-m,o.b.trace("bitrate test took "+Math.round(1e3*m)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*v)+" ms"),g=p=1}return c=this.findBestLevel(h,n,i,f+v,g,p),Math.max(c,0)},l.findBestLevel=function(t,e,r,i,a,n){for(var s,l=this.fragCurrent,u=this.partCurrent,d=this.lastLoadedFragLevel,h=this.hls.levels,f=h[d],c=!(null==f||null===(s=f.details)||void 0===s||!s.live),v=null==f?void 0:f.codecSet,g=u?u.duration:l?l.duration:0,p=r;p>=e;p--){var m=h[p];if(m&&(!v||m.codecSet===v)){var y=m.details,b=(u?null==y?void 0:y.partTarget:null==y?void 0:y.averagetargetduration)||g,T=void 0;T=p<=d?a*t:n*t;var E=h[p].maxBitrate,S=E*b/T;if(o.b.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+p+"/"+Math.round(T)+"/"+E+"/"+b+"/"+i+"/"+S),T>E&&(!S||c&&!this.bitrateTestDelay||S0||Object.keys(this.pendingTracks).length>0},e.destroy=function(){this.unregisterListeners(),this.details=null},e.registerListeners=function(){var t=this.hls;t.on(n.a.MEDIA_ATTACHING,this.onMediaAttaching,this),t.on(n.a.MEDIA_DETACHING,this.onMediaDetaching,this),t.on(n.a.MANIFEST_PARSED,this.onManifestParsed,this),t.on(n.a.BUFFER_RESET,this.onBufferReset,this),t.on(n.a.BUFFER_APPENDING,this.onBufferAppending,this),t.on(n.a.BUFFER_CODECS,this.onBufferCodecs,this),t.on(n.a.BUFFER_EOS,this.onBufferEos,this),t.on(n.a.BUFFER_FLUSHING,this.onBufferFlushing,this),t.on(n.a.LEVEL_UPDATED,this.onLevelUpdated,this),t.on(n.a.FRAG_PARSED,this.onFragParsed,this),t.on(n.a.FRAG_CHANGED,this.onFragChanged,this)},e.unregisterListeners=function(){var t=this.hls;t.off(n.a.MEDIA_ATTACHING,this.onMediaAttaching,this),t.off(n.a.MEDIA_DETACHING,this.onMediaDetaching,this),t.off(n.a.MANIFEST_PARSED,this.onManifestParsed,this),t.off(n.a.BUFFER_RESET,this.onBufferReset,this),t.off(n.a.BUFFER_APPENDING,this.onBufferAppending,this),t.off(n.a.BUFFER_CODECS,this.onBufferCodecs,this),t.off(n.a.BUFFER_EOS,this.onBufferEos,this),t.off(n.a.BUFFER_FLUSHING,this.onBufferFlushing,this),t.off(n.a.LEVEL_UPDATED,this.onLevelUpdated,this),t.off(n.a.FRAG_PARSED,this.onFragParsed,this),t.off(n.a.FRAG_CHANGED,this.onFragChanged,this)},e._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new ee(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},e.onManifestParsed=function(t,e){var r=2;(e.audio&&!e.video||!e.altAudio)&&(r=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=r,this.details=null,o.b.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},e.onMediaAttaching=function(t,e){var r=this.media=e.media;if(r&&re){var i=this.mediaSource=new re;i.addEventListener("sourceopen",this._onMediaSourceOpen),i.addEventListener("sourceended",this._onMediaSourceEnded),i.addEventListener("sourceclose",this._onMediaSourceClose),r.src=self.URL.createObjectURL(i),this._objectUrl=r.src}},e.onMediaDetaching=function(){var t=this.media,e=this.mediaSource,r=this._objectUrl;if(e){if(o.b.log("[buffer-controller]: media source detaching"),"open"===e.readyState)try{e.endOfStream()}catch(t){o.b.warn("[buffer-controller]: onMediaDetaching: "+t.message+" while calling endOfStream")}this.onBufferReset(),e.removeEventListener("sourceopen",this._onMediaSourceOpen),e.removeEventListener("sourceended",this._onMediaSourceEnded),e.removeEventListener("sourceclose",this._onMediaSourceClose),t&&(r&&self.URL.revokeObjectURL(r),t.src===r?(t.removeAttribute("src"),t.load()):o.b.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(n.a.MEDIA_DETACHED,void 0)},e.onBufferReset=function(){var t=this;this.getSourceBufferTypes().forEach((function(e){var r=t.sourceBuffer[e];try{r&&(t.removeBufferListeners(e),t.mediaSource&&t.mediaSource.removeSourceBuffer(r),t.sourceBuffer[e]=void 0)}catch(t){o.b.warn("[buffer-controller]: Failed to reset the "+e+" buffer",t)}})),this._initSourceBuffer()},e.onBufferCodecs=function(t,e){var r=this,i=this.getSourceBufferTypes().length;Object.keys(e).forEach((function(t){if(i){var a=r.tracks[t];if(a&&"function"==typeof a.buffer.changeType){var n=e[t],s=n.codec,o=n.levelCodec,l=n.container;if((a.levelCodec||a.codec).replace(ie,"$1")!==(o||s).replace(ie,"$1")){var u=l+";codecs="+(o||s);r.appendChangeType(t,u)}}}else r.pendingTracks[t]=e[t]})),i||(this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&"open"===this.mediaSource.readyState&&this.checkPendingTracks())},e.appendChangeType=function(t,e){var r=this,i=this.operationQueue,a={execute:function(){var a=r.sourceBuffer[t];a&&(o.b.log("[buffer-controller]: changing "+t+" sourceBuffer type to "+e),a.changeType(e)),i.shiftAndExecuteNext(t)},onStart:function(){},onComplete:function(){},onError:function(e){o.b.warn("[buffer-controller]: Failed to change "+t+" SourceBuffer type",e)}};i.append(a,t)},e.onBufferAppending=function(t,e){var r=this,i=this.hls,a=this.operationQueue,l=this.tracks,u=e.data,d=e.type,h=e.frag,f=e.part,c=e.chunkMeta,v=c.buffering[d],g=self.performance.now();v.start=g;var p=h.stats.buffering,m=f?f.stats.buffering:null;0===p.start&&(p.start=g),m&&0===m.start&&(m.start=g);var y=l.audio,b="audio"===d&&1===c.id&&"audio/mpeg"===(null==y?void 0:y.container),T={execute:function(){if(v.executeStart=self.performance.now(),b){var t=r.sourceBuffer[d];if(t){var e=h.start-t.timestampOffset;Math.abs(e)>=.1&&(o.b.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+h.start+" (delta: "+e+") sn: "+h.sn+")"),t.timestampOffset=h.start)}}r.appendExecutor(u,d)},onStart:function(){},onComplete:function(){var t=self.performance.now();v.executeEnd=v.end=t,0===p.first&&(p.first=t),m&&0===m.first&&(m.first=t);var e=r.sourceBuffer,i={};for(var a in e)i[a]=nt.getBuffered(e[a]);r.appendError=0,r.hls.trigger(n.a.BUFFER_APPENDED,{type:d,frag:h,part:f,chunkMeta:c,parent:h.type,timeRanges:i})},onError:function(t){o.b.error("[buffer-controller]: Error encountered while trying to append to the "+d+" SourceBuffer",t);var e={type:s.b.MEDIA_ERROR,parent:h.type,details:s.a.BUFFER_APPEND_ERROR,err:t,fatal:!1};t.code===DOMException.QUOTA_EXCEEDED_ERR?e.details=s.a.BUFFER_FULL_ERROR:(r.appendError++,e.details=s.a.BUFFER_APPEND_ERROR,r.appendError>i.config.appendErrorMaxRetry&&(o.b.error("[buffer-controller]: Failed "+i.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),e.fatal=!0)),i.trigger(n.a.ERROR,e)}};a.append(T,d)},e.onBufferFlushing=function(t,e){var r=this,i=this.operationQueue,a=function(t){return{execute:r.removeExecutor.bind(r,t,e.startOffset,e.endOffset),onStart:function(){},onComplete:function(){r.hls.trigger(n.a.BUFFER_FLUSHED,{type:t})},onError:function(e){o.b.warn("[buffer-controller]: Failed to remove from "+t+" SourceBuffer",e)}}};e.type?i.append(a(e.type),e.type):this.getSourceBufferTypes().forEach((function(t){i.append(a(t),t)}))},e.onFragParsed=function(t,e){var r=this,i=e.frag,a=e.part,s=[],l=a?a.elementaryStreams:i.elementaryStreams;l[u.a.AUDIOVIDEO]?s.push("audiovideo"):(l[u.a.AUDIO]&&s.push("audio"),l[u.a.VIDEO]&&s.push("video"));0===s.length&&o.b.warn("Fragments must have at least one ElementaryStreamType set. type: "+i.type+" level: "+i.level+" sn: "+i.sn),this.blockBuffers((function(){var t=self.performance.now();i.stats.buffering.end=t,a&&(a.stats.buffering.end=t);var e=a?a.stats:i.stats;r.hls.trigger(n.a.FRAG_BUFFERED,{frag:i,part:a,stats:e,id:i.type})}),s)},e.onFragChanged=function(t,e){this.flushBackBuffer()},e.onBufferEos=function(t,e){var r=this;this.getSourceBufferTypes().reduce((function(t,i){var a=r.sourceBuffer[i];return e.type&&e.type!==i||a&&!a.ended&&(a.ended=!0,o.b.log("[buffer-controller]: "+i+" sourceBuffer now EOS")),t&&!(a&&!a.ended)}),!0)&&this.blockBuffers((function(){var t=r.mediaSource;t&&"open"===t.readyState&&t.endOfStream()}))},e.onLevelUpdated=function(t,e){var r=e.details;r.fragments.length&&(this.details=r,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration())},e.flushBackBuffer=function(){var t=this.hls,e=this.details,r=this.media,i=this.sourceBuffer;if(r&&null!==e){var s=this.getSourceBufferTypes();if(s.length){var o=e.live&&null!==t.config.liveBackBufferLength?t.config.liveBackBufferLength:t.config.backBufferLength;if(Object(a.a)(o)&&!(o<0)){var l=r.currentTime,u=e.levelTargetDuration,d=Math.max(o,u),h=Math.floor(l/u)*u-d;s.forEach((function(r){var a=i[r];if(a){var s=nt.getBuffered(a);s.length>0&&h>s.start(0)&&(t.trigger(n.a.BACK_BUFFER_REACHED,{bufferEnd:h}),e.live&&t.trigger(n.a.LIVE_BACK_BUFFER_REACHED,{bufferEnd:h}),t.trigger(n.a.BUFFER_FLUSHING,{startOffset:0,endOffset:h,type:r}))}}))}}}},e.updateMediaElementDuration=function(){if(this.details&&this.media&&this.mediaSource&&"open"===this.mediaSource.readyState){var t=this.details,e=this.hls,r=this.media,i=this.mediaSource,n=t.fragments[0].start+t.totalduration,s=r.duration,l=Object(a.a)(i.duration)?i.duration:0;t.live&&e.config.liveDurationInfinity?(o.b.log("[buffer-controller]: Media Source duration is set to Infinity"),i.duration=1/0,this.updateSeekableRange(t)):(n>l&&n>s||!Object(a.a)(s))&&(o.b.log("[buffer-controller]: Updating Media Source duration to "+n.toFixed(3)),i.duration=n)}},e.updateSeekableRange=function(t){var e=this.mediaSource,r=t.fragments;if(r.length&&t.live&&null!=e&&e.setLiveSeekableRange){var i=Math.max(0,r[0].start),a=Math.max(i,i+t.totalduration);e.setLiveSeekableRange(i,a)}},e.checkPendingTracks=function(){var t=this.bufferCodecEventsExpected,e=this.operationQueue,r=this.pendingTracks,i=Object.keys(r).length;if(i&&!t||2===i){this.createSourceBuffers(r),this.pendingTracks={};var a=this.getSourceBufferTypes();if(0===a.length)return void this.hls.trigger(n.a.ERROR,{type:s.b.MEDIA_ERROR,details:s.a.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});a.forEach((function(t){e.executeNext(t)}))}},e.createSourceBuffers=function(t){var e=this.sourceBuffer,r=this.mediaSource;if(!r)throw Error("createSourceBuffers called when mediaSource was null");var i=0;for(var a in t)if(!e[a]){var l=t[a];if(!l)throw Error("source buffer exists for track "+a+", however track does not");var u=l.levelCodec||l.codec,d=l.container+";codecs="+u;o.b.log("[buffer-controller]: creating sourceBuffer("+d+")");try{var h=e[a]=r.addSourceBuffer(d),f=a;this.addBufferListener(f,"updatestart",this._onSBUpdateStart),this.addBufferListener(f,"updateend",this._onSBUpdateEnd),this.addBufferListener(f,"error",this._onSBUpdateError),this.tracks[a]={buffer:h,codec:u,container:l.container,levelCodec:l.levelCodec,id:l.id},i++}catch(t){o.b.error("[buffer-controller]: error while trying to add sourceBuffer: "+t.message),this.hls.trigger(n.a.ERROR,{type:s.b.MEDIA_ERROR,details:s.a.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:t,mimeType:d})}}i&&this.hls.trigger(n.a.BUFFER_CREATED,{tracks:this.tracks})},e._onSBUpdateStart=function(t){this.operationQueue.current(t).onStart()},e._onSBUpdateEnd=function(t){var e=this.operationQueue;e.current(t).onComplete(),e.shiftAndExecuteNext(t)},e._onSBUpdateError=function(t,e){o.b.error("[buffer-controller]: "+t+" SourceBuffer error",e),this.hls.trigger(n.a.ERROR,{type:s.b.MEDIA_ERROR,details:s.a.BUFFER_APPENDING_ERROR,fatal:!1});var r=this.operationQueue.current(t);r&&r.onError(e)},e.removeExecutor=function(t,e,r){var i=this.media,n=this.mediaSource,s=this.operationQueue,l=this.sourceBuffer[t];if(!i||!n||!l)return o.b.warn("[buffer-controller]: Attempting to remove from the "+t+" SourceBuffer, but it does not exist"),void s.shiftAndExecuteNext(t);var u=Object(a.a)(i.duration)?i.duration:1/0,d=Object(a.a)(n.duration)?n.duration:1/0,h=Math.max(0,e),f=Math.min(r,u,d);f>h?(o.b.log("[buffer-controller]: Removing ["+h+","+f+"] from the "+t+" SourceBuffer"),l.remove(h,f)):s.shiftAndExecuteNext(t)},e.appendExecutor=function(t,e){var r=this.operationQueue,i=this.sourceBuffer[e];if(!i)return o.b.warn("[buffer-controller]: Attempting to append to the "+e+" SourceBuffer, but it does not exist"),void r.shiftAndExecuteNext(e);i.ended=!1,i.appendBuffer(t)},e.blockBuffers=function(t,e){var r=this;if(void 0===e&&(e=this.getSourceBufferTypes()),!e.length)return o.b.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),void Promise.resolve(t);var i=this.operationQueue,a=e.map((function(t){return i.appendBlocker(t)}));Promise.all(a).then((function(){t(),e.forEach((function(t){var e=r.sourceBuffer[t];e&&e.updating||i.shiftAndExecuteNext(t)}))}))},e.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},e.addBufferListener=function(t,e,r){var i=this.sourceBuffer[t];if(i){var a=r.bind(this,t);this.listeners[t].push({event:e,listener:a}),i.addEventListener(e,a)}},e.removeBufferListeners=function(t){var e=this.sourceBuffer[t];e&&this.listeners[t].forEach((function(t){e.removeEventListener(t.event,t.listener)}))},t}();function ne(t,e){for(var r=0;r0&&this.mediaWidth>0){var t=this.hls.levels;if(t.length){var e=this.hls;e.autoLevelCapping=this.getMaxLevel(t.length-1),e.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=e.autoLevelCapping}}},a.getMaxLevel=function(e){var r=this,i=this.hls.levels;if(!i.length)return-1;var a=i.filter((function(i,a){return t.isLevelAllowed(a,r.restrictedLevels)&&a<=e}));return this.clientRect=null,t.getMaxLevelByMediaSize(a,this.mediaWidth,this.mediaHeight)},a.startCapping=function(){this.timer||(this.autoLevelCapping=Number.POSITIVE_INFINITY,this.hls.firstLevel=this.getMaxLevel(this.firstLevel),self.clearInterval(this.timer),this.timer=self.setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize())},a.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},a.getDimensions=function(){if(this.clientRect)return this.clientRect;var t=this.media,e={width:0,height:0};if(t){var r=t.getBoundingClientRect();e.width=r.width,e.height=r.height,e.width||e.height||(e.width=r.right-r.left||t.width||0,e.height=r.bottom-r.top||t.height||0)}return this.clientRect=e,e},t.isLevelAllowed=function(t,e){return void 0===e&&(e=[]),-1===e.indexOf(t)},t.getMaxLevelByMediaSize=function(t,e,r){if(!t||!t.length)return-1;for(var i,a,n=t.length-1,s=0;s=e||o.height>=r)&&(i=o,!(a=t[s+1])||i.width!==a.width||i.height!==a.height)){n=s;break}}return n},e=t,i=[{key:"contentScaleFactor",get:function(){var t=1;try{t=self.devicePixelRatio}catch(t){}return t}}],(r=[{key:"mediaWidth",get:function(){return this.getDimensions().width*t.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*t.contentScaleFactor}}])&&ne(e.prototype,r),i&&ne(e,i),t}(),oe=function(){function t(t){this.hls=void 0,this.isVideoPlaybackQualityAvailable=!1,this.timer=void 0,this.media=null,this.lastTime=void 0,this.lastDroppedFrames=0,this.lastDecodedFrames=0,this.streamController=void 0,this.hls=t,this.registerListeners()}var e=t.prototype;return e.setStreamController=function(t){this.streamController=t},e.registerListeners=function(){this.hls.on(n.a.MEDIA_ATTACHING,this.onMediaAttaching,this)},e.unregisterListeners=function(){this.hls.off(n.a.MEDIA_ATTACHING,this.onMediaAttaching)},e.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},e.onMediaAttaching=function(t,e){var r=this.hls.config;if(r.capLevelOnFPSDrop){var i=e.media instanceof self.HTMLVideoElement?e.media:null;this.media=i,i&&"function"==typeof i.getVideoPlaybackQuality&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),r.fpsDroppedMonitoringPeriod)}},e.checkFPS=function(t,e,r){var i=performance.now();if(e){if(this.lastTime){var a=i-this.lastTime,s=r-this.lastDroppedFrames,l=e-this.lastDecodedFrames,u=1e3*s/a,d=this.hls;if(d.trigger(n.a.FPS_DROP,{currentDropped:s,currentDecoded:l,totalDroppedFrames:r}),u>0&&s>d.config.fpsDroppedMonitoringThreshold*l){var h=d.currentLevel;o.b.warn("drop FPS ratio greater than max allowed value for currentLevel: "+h),h>0&&(-1===d.autoLevelCapping||d.autoLevelCapping>=h)&&(h-=1,d.trigger(n.a.FPS_DROP_LEVEL_CAPPING,{level:h,droppedLevel:d.currentLevel}),d.autoLevelCapping=h,this.streamController.nextLevelSwitch())}}this.lastTime=i,this.lastDroppedFrames=r,this.lastDecodedFrames=e}},e.checkFPSInterval=function(){var t=this.media;if(t)if(this.isVideoPlaybackQualityAvailable){var e=t.getVideoPlaybackQuality();this.checkFPS(t,e.totalVideoFrames,e.droppedVideoFrames)}else this.checkFPS(t,t.webkitDecodedFrameCount,t.webkitDroppedFrameCount)},t}(),le=r(12),ue=/^age:\s*[\d.]+\s*$/m,de=function(){function t(t){this.xhrSetup=void 0,this.requestTimeout=void 0,this.retryTimeout=void 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t=this.config,e=this.context;if(t){var r=this.loader=new self.XMLHttpRequest,i=this.stats;i.loading.first=0,i.loaded=0;var a=this.xhrSetup;try{if(a)try{a(r,e.url)}catch(t){r.open("GET",e.url,!0),a(r,e.url)}r.readyState||r.open("GET",e.url,!0)}catch(t){return void this.callbacks.onError({code:r.status,text:t.message},e,r)}e.rangeEnd&&r.setRequestHeader("Range","bytes="+e.rangeStart+"-"+(e.rangeEnd-1)),r.onreadystatechange=this.readystatechange.bind(this),r.onprogress=this.loadprogress.bind(this),r.responseType=e.responseType,self.clearTimeout(this.requestTimeout),this.requestTimeout=self.setTimeout(this.loadtimeout.bind(this),t.timeout),r.send()}},e.readystatechange=function(){var t=this.context,e=this.loader,r=this.stats;if(t&&e){var i=e.readyState,a=this.config;if(!r.aborted&&i>=2)if(self.clearTimeout(this.requestTimeout),0===r.loading.first&&(r.loading.first=Math.max(self.performance.now(),r.loading.start)),4===i){e.onreadystatechange=null,e.onprogress=null;var 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t.resetInitSegment=function(e,t,r,i){this._id3Track={type:"id3",id:3,pid:-1,inputTimeScale:9e4,sequenceNumber:0,samples:[],dropped:0}},t.resetTimeStamp=function(e){this.initPTS=e,this.resetContiguity()},t.resetContiguity=function(){this.basePTS=null,this.lastPTS=null,this.frameIndex=0},t.canParse=function(e,t){return!1},t.appendFrame=function(e,t,r){},t.demux=function(e,t){this.cachedData&&(e=(0,d.appendUint8Array)(this.cachedData,e),this.cachedData=null);var r,i=o.getID3Data(e,0),n=i?i.length:0,a=this._audioTrack,f=this._id3Track,v=i?o.getTimeStamp(i):void 0,g=e.length;for((null===this.basePTS||0===this.frameIndex&&(0,s.isFiniteNumber)(v))&&(this.basePTS=c(v,t,this.initPTS),this.lastPTS=this.basePTS),null===this.lastPTS&&(this.lastPTS=this.basePTS),i&&i.length>0&&f.samples.push({pts:this.lastPTS,dts:this.lastPTS,data:i,type:l.MetadataSchema.audioId3,duration:Number.POSITIVE_INFINITY});n>>5}function E(e,t){return t+1=e.length)return!1;var i=y(e,t);if(i<=r)return!1;var n=t+i;return n===e.length||E(e,n)}return!1}function S(e,t,r,a,s){if(!e.samplerate){var o=function(e,t,r,a){var s,o,l,u,d=navigator.userAgent.toLowerCase(),h=a,f=[96e3,88200,64e3,48e3,44100,32e3,24e3,22050,16e3,12e3,11025,8e3,7350];s=1+((192&t[r+2])>>>6);var c=(60&t[r+2])>>>2;if(!(c>f.length-1))return l=(1&t[r+2])<<2,l|=(192&t[r+3])>>>6,g.logger.log("manifest codec:"+a+", ADTS type:"+s+", samplingIndex:"+c),/firefox/i.test(d)?c>=6?(s=5,u=new Array(4),o=c-3):(s=2,u=new Array(2),o=c):-1!==d.indexOf("android")?(s=2,u=new Array(2),o=c):(s=5,u=new Array(4),a&&(-1!==a.indexOf("mp4a.40.29")||-1!==a.indexOf("mp4a.40.5"))||!a&&c>=6?o=c-3:((a&&-1!==a.indexOf("mp4a.40.2")&&(c>=6&&1===l||/vivaldi/i.test(d))||!a&&1===l)&&(s=2,u=new Array(2)),o=c)),u[0]=s<<3,u[0]|=(14&c)>>1,u[1]|=(1&c)<<7,u[1]|=l<<3,5===s&&(u[1]|=(14&o)>>1,u[2]=(1&o)<<7,u[2]|=8,u[3]=0),{config:u,samplerate:f[c],channelCount:l,codec:"mp4a.40."+s,manifestCodec:h};e.trigger(i.Events.ERROR,{type:n.ErrorTypes.MEDIA_ERROR,details:n.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"invalid ADTS sampling index:"+c})}(t,r,a,s);if(!o)return;e.config=o.config,e.samplerate=o.samplerate,e.channelCount=o.channelCount,e.codec=o.codec,e.manifestCodec=o.manifestCodec,g.logger.log("parsed codec:"+e.codec+", rate:"+o.samplerate+", channels:"+o.channelCount)}}function b(e){return 9216e4/e}function L(e,t,r,i,n){var a,s=i+n*b(e.samplerate),o=function(e,t){var r=m(e,t);if(t+r<=e.length){var i=y(e,t)-r;if(i>0)return{headerLength:r,frameLength:i}}}(t,r);if(o){var l=o.frameLength,u=o.headerLength,d=u+l,h=Math.max(0,r+d-t.length);h?(a=new Uint8Array(d-u)).set(t.subarray(r+u,t.length),0):a=t.subarray(r+u,r+d);var f={unit:a,pts:s};return h||e.samples.push(f),{sample:f,length:d,missing:h}}var c=t.length-r;return(a=new Uint8Array(c)).set(t.subarray(r,t.length),0),{sample:{unit:a,pts:s},length:c,missing:-1}}function A(e,t){return A=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(e,t){return e.__proto__=t,e},A(e,t)}const D=function(e){var t,r;function i(t,r){var i;return(i=e.call(this)||this).observer=void 0,i.config=void 0,i.observer=t,i.config=r,i}r=e,(t=i).prototype=Object.create(r.prototype),t.prototype.constructor=t,A(t,r);var n=i.prototype;return n.resetInitSegment=function(t,r,i,n){e.prototype.resetInitSegment.call(this,t,r,i,n),this._audioTrack={container:"audio/adts",type:"audio",id:2,pid:-1,sequenceNumber:0,segmentCodec:"aac",samples:[],manifestCodec:r,duration:n,inputTimeScale:9e4,dropped:0}},i.probe=function(e){if(!e)return!1;for(var t=(o.getID3Data(e,0)||[]).length,r=e.length;t16384?e.subarray(0,16384):e,(0,d.findBox)(e,["moof"]).length>0},t.demux=function(e,t){this.timeOffset=t;var r=e,i=this.videoTrack,n=this.txtTrack;if(this.config.progressive){this.remainderData&&(r=(0,d.appendUint8Array)(this.remainderData,e));var a=(0,d.segmentValidRange)(r);this.remainderData=a.remainder,i.samples=a.valid||new Uint8Array}else i.samples=r;var s=this.extractID3Track(i,t);return n.samples=(0,d.parseSamples)(t,i),{videoTrack:i,audioTrack:this.audioTrack,id3Track:s,textTrack:this.txtTrack}},t.flush=function(){var e=this.timeOffset,t=this.videoTrack,r=this.txtTrack;t.samples=this.remainderData||new Uint8Array,this.remainderData=null;var i=this.extractID3Track(t,this.timeOffset);return r.samples=(0,d.parseSamples)(e,t),{videoTrack:t,audioTrack:u(),id3Track:i,textTrack:u()}},t.extractID3Track=function(e,t){var r=this.id3Track;if(e.samples.length){var i=(0,d.findBox)(e.samples,["emsg"]);i&&i.forEach((function(e){var i=(0,d.parseEmsg)(e);if(R.test(i.schemeIdUri)){var n=(0,s.isFiniteNumber)(i.presentationTime)?i.presentationTime/i.timeScale:t+i.presentationTimeDelta/i.timeScale,a=4294967295===i.eventDuration?Number.POSITIVE_INFINITY:i.eventDuration/i.timeScale;a<=.001&&(a=Number.POSITIVE_INFINITY);var o=i.payload;r.samples.push({data:o,len:o.byteLength,dts:n,pts:n,type:l.MetadataSchema.emsg,duration:a})}}))}return r},t.demuxSampleAes=function(e,t,r){return Promise.reject(new Error("The MP4 demuxer does not support SAMPLE-AES decryption"))},t.destroy=function(){},e}();var _=null,x=[32,64,96,128,160,192,224,256,288,320,352,384,416,448,32,48,56,64,80,96,112,128,160,192,224,256,320,384,32,40,48,56,64,80,96,112,128,160,192,224,256,320,32,48,56,64,80,96,112,128,144,160,176,192,224,256,8,16,24,32,40,48,56,64,80,96,112,128,144,160],I=[44100,48e3,32e3,22050,24e3,16e3,11025,12e3,8e3],w=[[0,72,144,12],[0,0,0,0],[0,72,144,12],[0,144,144,12]],C=[0,1,1,4];function P(e,t,r,i,n){if(!(r+24>t.length)){var a=O(t,r);if(a&&r+a.frameLength<=t.length){var s=i+n*(9e4*a.samplesPerFrame/a.sampleRate),o={unit:t.subarray(r,r+a.frameLength),pts:s,dts:s};return e.config=[],e.channelCount=a.channelCount,e.samplerate=a.sampleRate,e.samples.push(o),{sample:o,length:a.frameLength,missing:0}}}}function O(e,t){var r=e[t+1]>>3&3,i=e[t+1]>>1&3,n=e[t+2]>>4&15,a=e[t+2]>>2&3;if(1!==r&&0!==n&&15!==n&&3!==a){var s=e[t+2]>>1&1,o=e[t+3]>>6,l=1e3*x[14*(3===r?3-i:3===i?3:4)+n-1],u=I[3*(3===r?0:2===r?1:2)+a],d=3===o?1:2,h=w[r][i],f=C[i],c=8*h*f,v=Math.floor(h*l/u+s)*f;if(null===_){var g=(navigator.userAgent||"").match(/Chrome\/(\d+)/i);_=g?parseInt(g[1]):0}return!!_&&_<=87&&2===i&&l>=224e3&&0===o&&(e[t+3]=128|e[t+3]),{sampleRate:u,channelCount:d,frameLength:v,samplesPerFrame:c}}}function F(e,t){return 255===e[t]&&224==(224&e[t+1])&&0!=(6&e[t+1])}function M(e,t){return t+1e?(this.word<<=e,this.bitsAvailable-=e):(e-=this.bitsAvailable,e-=(t=e>>3)>>3,this.bytesAvailable-=t,this.loadWord(),this.word<<=e,this.bitsAvailable-=e)},t.readBits=function(e){var t=Math.min(this.bitsAvailable,e),r=this.word>>>32-t;return e>32&&g.logger.error("Cannot read more than 32 bits at a time"),this.bitsAvailable-=t,this.bitsAvailable>0?this.word<<=t:this.bytesAvailable>0&&this.loadWord(),(t=e-t)>0&&this.bitsAvailable?r<>>e))return this.word<<=e,this.bitsAvailable-=e,e;return this.loadWord(),e+this.skipLZ()},t.skipUEG=function(){this.skipBits(1+this.skipLZ())},t.skipEG=function(){this.skipBits(1+this.skipLZ())},t.readUEG=function(){var e=this.skipLZ();return this.readBits(e+1)-1},t.readEG=function(){var e=this.readUEG();return 1&e?1+e>>>1:-1*(e>>>1)},t.readBoolean=function(){return 1===this.readBits(1)},t.readUByte=function(){return this.readBits(8)},t.readUShort=function(){return this.readBits(16)},t.readUInt=function(){return this.readBits(32)},t.skipScalingList=function(e){for(var t=8,r=8,i=0;i=e.length)return void r();if(!(e[t].unit.length<32)){var i=this.decrypter.isSync();if(this.decryptAacSample(e,t,r,i),!i)return}}},t.getAvcEncryptedData=function(e){for(var t=16*Math.floor((e.length-48)/160)+16,r=new Int8Array(t),i=0,n=32;n=e.length)return void i();for(var n=e[t].units;!(r>=n.length);r++){var a=n[r];if(!(a.data.length<=48||1!==a.type&&5!==a.type)){var s=this.decrypter.isSync();if(this.decryptAvcSample(e,t,r,i,a,s),!s)return}}}},e}();function G(){return G=Object.assign?Object.assign.bind():function(e){for(var t=1;t1;){var l=new Uint8Array(o[0].length+o[1].length);l.set(o[0]),l.set(o[1],o[0].length),o[0]=l,o.splice(1,1)}if(1===((t=o[0])[0]<<16)+(t[1]<<8)+t[2]){if((r=(t[4]<<8)+t[5])&&r>e.size-6)return null;var u=t[7];192&u&&(n=536870912*(14&t[9])+4194304*(255&t[10])+16384*(254&t[11])+128*(255&t[12])+(254&t[13])/2,64&u?n-(a=536870912*(14&t[14])+4194304*(255&t[15])+16384*(254&t[16])+128*(255&t[17])+(254&t[18])/2)>54e5&&(g.logger.warn(Math.round((n-a)/9e4)+"s delta between PTS and DTS, align them"),n=a):a=n);var d=(i=t[8])+9;if(e.size<=d)return null;e.size-=d;for(var h=new Uint8Array(e.size),f=0,c=o.length;fv){d-=v;continue}t=t.subarray(d),v-=d,d=0}h.set(t,s),s+=v}return r&&(r-=i+3),{data:h,pts:n,dts:a,len:r}}return null}function Y(e,t){if(e.units.length&&e.frame){if(void 0===e.pts){var r=t.samples,i=r.length;if(!i)return void t.dropped++;var n=r[i-1];e.pts=n.pts,e.dts=n.dts}t.samples.push(e)}e.debug.length&&g.logger.log(e.pts+"/"+e.dts+":"+e.debug)}const q=function(){function e(e,t,r){this.observer=void 0,this.config=void 0,this.typeSupported=void 0,this.sampleAes=null,this.pmtParsed=!1,this.audioCodec=void 0,this.videoCodec=void 0,this._duration=0,this._pmtId=-1,this._avcTrack=void 0,this._audioTrack=void 0,this._id3Track=void 0,this._txtTrack=void 0,this.aacOverFlow=null,this.avcSample=null,this.remainderData=null,this.observer=e,this.config=t,this.typeSupported=r}e.probe=function(t){var r=e.syncOffset(t);return r>0&&g.logger.warn("MPEG2-TS detected but first sync word found @ offset "+r),-1!==r},e.syncOffset=function(e){for(var t=Math.min(940,e.length-376)+1,r=0;r>4>1){if((x=R+5+t[R+4])===R+V)continue}else x=R+4;switch(_){case c:k&&(v&&(o=W(v))&&this.parseAVCPES(l,f,o,!1),v={data:[],size:0}),v&&(v.data.push(t.subarray(x,R+V)),v.size+=R+V-x);break;case p:if(k){if(y&&(o=W(y)))switch(u.segmentCodec){case"aac":this.parseAACPES(u,o);break;case"mp3":this.parseMPEGPES(u,o)}y={data:[],size:0}}y&&(y.data.push(t.subarray(x,R+V)),y.size+=R+V-x);break;case m:k&&(E&&(o=W(E))&&this.parseID3PES(h,o),E={data:[],size:0}),E&&(E.data.push(t.subarray(x,R+V)),E.size+=R+V-x);break;case 0:k&&(x+=t[x]+1),b=this._pmtId=j(t,x);break;case b:k&&(x+=t[x]+1);var I=K(t,x,this.typeSupported,a);(c=I.avc)>0&&(l.pid=c),(p=I.audio)>0&&(u.pid=p,u.segmentCodec=I.segmentCodec),(m=I.id3)>0&&(h.pid=m),null===T||S||(g.logger.log("unknown PID '"+T+"' in TS found"),T=null,R=A-188),S=this.pmtParsed=!0;break;case 17:case 8191:break;default:T=_}}else D++;D>0&&this.observer.emit(i.Events.ERROR,i.Events.ERROR,{type:n.ErrorTypes.MEDIA_ERROR,details:n.ErrorDetails.FRAG_PARSING_ERROR,fatal:!1,reason:"Found "+D+" TS packet/s that do not start with 0x47"}),l.pesData=v,u.pesData=y,h.pesData=E;var w={audioTrack:u,videoTrack:l,id3Track:h,textTrack:f};return s&&this.extractRemainingSamples(w),w},t.flush=function(){var e,t=this.remainderData;return this.remainderData=null,e=t?this.demux(t,-1,!1,!0):{videoTrack:this._avcTrack,audioTrack:this._audioTrack,id3Track:this._id3Track,textTrack:this._txtTrack},this.extractRemainingSamples(e),this.sampleAes?this.decrypt(e,this.sampleAes):e},t.extractRemainingSamples=function(e){var t,r=e.audioTrack,i=e.videoTrack,n=e.id3Track,a=e.textTrack,s=i.pesData,o=r.pesData,l=n.pesData;if(s&&(t=W(s))?(this.parseAVCPES(i,a,t,!0),i.pesData=null):i.pesData=s,o&&(t=W(o))){switch(r.segmentCodec){case"aac":this.parseAACPES(r,t);break;case"mp3":this.parseMPEGPES(r,t)}r.pesData=null}else null!=o&&o.size&&g.logger.log("last AAC PES packet truncated,might overlap between fragments"),r.pesData=o;l&&(t=W(l))?(this.parseID3PES(n,t),n.pesData=null):n.pesData=l},t.demuxSampleAes=function(e,t,r){var i=this.demux(e,r,!0,!this.config.progressive),n=this.sampleAes=new B(this.observer,this.config,t);return this.decrypt(i,n)},t.decrypt=function(e,t){return new Promise((function(r){var i=e.audioTrack,n=e.videoTrack;i.samples&&"aac"===i.segmentCodec?t.decryptAacSamples(i.samples,0,(function(){n.samples?t.decryptAvcSamples(n.samples,0,0,(function(){r(e)})):r(e)})):n.samples&&t.decryptAvcSamples(n.samples,0,0,(function(){r(e)}))}))},t.destroy=function(){this._duration=0},t.parseAVCPES=function(e,t,r,i){var n,a=this,s=this.parseAVCNALu(e,r.data),o=this.avcSample,l=!1;r.data=null,o&&s.length&&!e.audFound&&(Y(o,e),o=this.avcSample=H(!1,r.pts,r.dts,"")),s.forEach((function(i){switch(i.type){case 1:n=!0,o||(o=a.avcSample=H(!0,r.pts,r.dts,"")),o.frame=!0;var s=i.data;if(l&&s.length>4){var u=new U(s).readSliceType();2!==u&&4!==u&&7!==u&&9!==u||(o.key=!0)}break;case 5:n=!0,o||(o=a.avcSample=H(!0,r.pts,r.dts,"")),o.key=!0,o.frame=!0;break;case 6:n=!0,(0,d.parseSEIMessageFromNALu)(i.data,1,r.pts,t.samples);break;case 7:if(n=!0,l=!0,!e.sps){var h=new U(i.data).readSPS();e.width=h.width,e.height=h.height,e.pixelRatio=h.pixelRatio,e.sps=[i.data],e.duration=a._duration;for(var f=i.data.subarray(1,4),c="avc1.",v=0;v<3;v++){var g=f[v].toString(16);g.length<2&&(g="0"+g),c+=g}e.codec=c}break;case 8:n=!0,e.pps||(e.pps=[i.data]);break;case 9:n=!1,e.audFound=!0,o&&Y(o,e),o=a.avcSample=H(!1,r.pts,r.dts,"");break;case 12:n=!0;break;default:n=!1,o&&(o.debug+="unknown NAL "+i.type+" ")}o&&n&&o.units.push(i)})),i&&o&&(Y(o,e),this.avcSample=null)},t.getLastNalUnit=function(e){var t,r,i=this.avcSample;if(i&&0!==i.units.length||(i=e[e.length-1]),null!==(t=i)&&void 0!==t&&t.units){var n=i.units;r=n[n.length-1]}return r},t.parseAVCNALu=function(e,t){var r,i,n=t.byteLength,a=e.naluState||0,s=a,o=[],l=0,u=-1,d=0;for(-1===a&&(u=0,d=31&t[0],a=0,l=1);l=0){var h={data:t.subarray(u,l-a-1),type:d};o.push(h)}else{var f=this.getLastNalUnit(e.samples);if(f&&(s&&l<=4-s&&f.state&&(f.data=f.data.subarray(0,f.data.byteLength-s)),(i=l-a-1)>0)){var c=new Uint8Array(f.data.byteLength+i);c.set(f.data,0),c.set(t.subarray(0,i),f.data.byteLength),f.data=c,f.state=0}}l=0&&a>=0){var v={data:t.subarray(u,n),type:d,state:a};o.push(v)}if(0===o.length){var g=this.getLastNalUnit(e.samples);if(g){var p=new Uint8Array(g.data.byteLength+t.byteLength);p.set(g.data,0),p.set(t,g.data.byteLength),g.data=p}}return e.naluState=a,o},t.parseAACPES=function(e,t){var r,a,s,o,l,u=0,d=this.aacOverFlow,h=t.data;if(d){this.aacOverFlow=null;var f=d.missing,c=d.sample.unit.byteLength;if(-1===f){var v=new Uint8Array(c+h.byteLength);v.set(d.sample.unit,0),v.set(h,c),h=v}else{var p=c-f;d.sample.unit.set(h.subarray(0,f),p),e.samples.push(d.sample),u=d.missing}}for(r=u,a=h.length;r1?r-1:0),n=1;n>24&255,o[1]=t>>16&255,o[2]=t>>8&255,o[3]=255&t,o.set(e,4),a=0,t=8;a>24&255,t>>16&255,t>>8&255,255&t,i>>24,i>>16&255,i>>8&255,255&i,n>>24,n>>16&255,n>>8&255,255&n,85,196,0,0]))},e.mdia=function(t){return e.box(e.types.mdia,e.mdhd(t.timescale,t.duration),e.hdlr(t.type),e.minf(t))},e.mfhd=function(t){return e.box(e.types.mfhd,new Uint8Array([0,0,0,0,t>>24,t>>16&255,t>>8&255,255&t]))},e.minf=function(t){return"audio"===t.type?e.box(e.types.minf,e.box(e.types.smhd,e.SMHD),e.DINF,e.stbl(t)):e.box(e.types.minf,e.box(e.types.vmhd,e.VMHD),e.DINF,e.stbl(t))},e.moof=function(t,r,i){return e.box(e.types.moof,e.mfhd(t),e.traf(i,r))},e.moov=function(t){for(var r=t.length,i=[];r--;)i[r]=e.trak(t[r]);return e.box.apply(null,[e.types.moov,e.mvhd(t[0].timescale,t[0].duration)].concat(i).concat(e.mvex(t)))},e.mvex=function(t){for(var r=t.length,i=[];r--;)i[r]=e.trex(t[r]);return e.box.apply(null,[e.types.mvex].concat(i))},e.mvhd=function(t,r){r*=t;var i=Math.floor(r/($+1)),n=Math.floor(r%($+1)),a=new Uint8Array([1,0,0,0,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,t>>24&255,t>>16&255,t>>8&255,255&t,i>>24,i>>16&255,i>>8&255,255&i,n>>24,n>>16&255,n>>8&255,255&n,0,1,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,255,255,255,255]);return e.box(e.types.mvhd,a)},e.sdtp=function(t){var r,i,n=t.samples||[],a=new Uint8Array(4+n.length);for(r=0;r>>8&255),a.push(255&n),a=a.concat(Array.prototype.slice.call(i));for(r=0;r>>8&255),s.push(255&n),s=s.concat(Array.prototype.slice.call(i));var o=e.box(e.types.avcC,new Uint8Array([1,a[3],a[4],a[5],255,224|t.sps.length].concat(a).concat([t.pps.length]).concat(s))),l=t.width,u=t.height,d=t.pixelRatio[0],h=t.pixelRatio[1];return e.box(e.types.avc1,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,l>>8&255,255&l,u>>8&255,255&u,0,72,0,0,0,72,0,0,0,0,0,0,0,1,18,100,97,105,108,121,109,111,116,105,111,110,47,104,108,115,46,106,115,0,0,0,0,0,0,0,0,0,0,0,0,0,0,24,17,17]),o,e.box(e.types.btrt,new Uint8Array([0,28,156,128,0,45,198,192,0,45,198,192])),e.box(e.types.pasp,new Uint8Array([d>>24,d>>16&255,d>>8&255,255&d,h>>24,h>>16&255,h>>8&255,255&h])))},e.esds=function(e){var t=e.config.length;return new Uint8Array([0,0,0,0,3,23+t,0,1,0,4,15+t,64,21,0,0,0,0,0,0,0,0,0,0,0,5].concat([t]).concat(e.config).concat([6,1,2]))},e.mp4a=function(t){var r=t.samplerate;return e.box(e.types.mp4a,new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,t.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]),e.box(e.types.esds,e.esds(t)))},e.mp3=function(t){var r=t.samplerate;return e.box(e.types[".mp3"],new Uint8Array([0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,t.channelCount,0,16,0,0,0,0,r>>8&255,255&r,0,0]))},e.stsd=function(t){return"audio"===t.type?"mp3"===t.segmentCodec&&"mp3"===t.codec?e.box(e.types.stsd,e.STSD,e.mp3(t)):e.box(e.types.stsd,e.STSD,e.mp4a(t)):e.box(e.types.stsd,e.STSD,e.avc1(t))},e.tkhd=function(t){var r=t.id,i=t.duration*t.timescale,n=t.width,a=t.height,s=Math.floor(i/($+1)),o=Math.floor(i%($+1));return e.box(e.types.tkhd,new Uint8Array([1,0,0,7,0,0,0,0,0,0,0,2,0,0,0,0,0,0,0,3,r>>24&255,r>>16&255,r>>8&255,255&r,0,0,0,0,s>>24,s>>16&255,s>>8&255,255&s,o>>24,o>>16&255,o>>8&255,255&o,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,64,0,0,0,n>>8&255,255&n,0,0,a>>8&255,255&a,0,0]))},e.traf=function(t,r){var i=e.sdtp(t),n=t.id,a=Math.floor(r/($+1)),s=Math.floor(r%($+1));return e.box(e.types.traf,e.box(e.types.tfhd,new Uint8Array([0,0,0,0,n>>24,n>>16&255,n>>8&255,255&n])),e.box(e.types.tfdt,new Uint8Array([1,0,0,0,a>>24,a>>16&255,a>>8&255,255&a,s>>24,s>>16&255,s>>8&255,255&s])),e.trun(t,i.length+16+20+8+16+8+8),i)},e.trak=function(t){return t.duration=t.duration||4294967295,e.box(e.types.trak,e.tkhd(t),e.mdia(t))},e.trex=function(t){var r=t.id;return e.box(e.types.trex,new Uint8Array([0,0,0,0,r>>24,r>>16&255,r>>8&255,255&r,0,0,0,1,0,0,0,0,0,0,0,0,0,1,0,1]))},e.trun=function(t,r){var i,n,a,s,o,l,u=t.samples||[],d=u.length,h=12+16*d,f=new Uint8Array(h);for(r+=8+h,f.set(["video"===t.type?1:0,0,15,1,d>>>24&255,d>>>16&255,d>>>8&255,255&d,r>>>24&255,r>>>16&255,r>>>8&255,255&r],0),i=0;i>>24&255,a>>>16&255,a>>>8&255,255&a,s>>>24&255,s>>>16&255,s>>>8&255,255&s,o.isLeading<<2|o.dependsOn,o.isDependedOn<<6|o.hasRedundancy<<4|o.paddingValue<<1|o.isNonSync,61440&o.degradPrio,15&o.degradPrio,l>>>24&255,l>>>16&255,l>>>8&255,255&l],12+16*i);return e.box(e.types.trun,f)},e.initSegment=function(t){e.types||e.init();var r=e.moov(t),i=new Uint8Array(e.FTYP.byteLength+r.byteLength);return i.set(e.FTYP),i.set(r,e.FTYP.byteLength),i},e}();Z.types=void 0,Z.HDLR_TYPES=void 0,Z.STTS=void 0,Z.STSC=void 0,Z.STCO=void 0,Z.STSZ=void 0,Z.VMHD=void 0,Z.SMHD=void 0,Z.STSD=void 0,Z.FTYP=void 0,Z.DINF=void 0;const J=Z;var ee=r(308);function te(e,t){return void 0===t&&(t=!1),function(e,t,r,i){void 0===r&&(r=1),void 0===i&&(i=!1);var n=e*t*r;return i?Math.round(n):n}(e,1e3,1/9e4,t)}function re(){return re=Object.assign?Object.assign.bind():function(e){for(var t=1;t0?e:r.pts}),e[0].pts);return t&&g.logger.debug("PTS rollover detected"),r},t.remux=function(e,t,r,i,n,a,s,o){var l,u,d,h,f,c,v=n,p=n,m=e.pid>-1,y=t.pid>-1,E=t.samples.length,T=e.samples.length>0,S=s&&E>0||E>1;if((!m||T)&&(!y||S)||this.ISGenerated||s){this.ISGenerated||(d=this.generateIS(e,t,n));var b,L=this.isVideoContiguous,A=-1;if(S&&(A=function(e){for(var t=0;t0){g.logger.warn("[mp4-remuxer]: Dropped "+A+" out of "+E+" video samples due to a missing keyframe");var D=this.getVideoStartPts(t.samples);t.samples=t.samples.slice(A),t.dropped+=A,b=p+=(t.samples[0].pts-D)/t.inputTimeScale}else-1===A&&(g.logger.warn("[mp4-remuxer]: No keyframe found out of "+E+" video samples"),c=!1);if(this.ISGenerated){if(T&&S){var R=this.getVideoStartPts(t.samples),k=(se(e.samples[0].pts,R)-R)/t.inputTimeScale;v+=Math.max(0,k),p+=Math.max(0,-k)}if(T){if(e.samplerate||(g.logger.warn("[mp4-remuxer]: regenerate InitSegment as audio detected"),d=this.generateIS(e,t,n)),u=this.remuxAudio(e,v,this.isAudioContiguous,a,y||S||o===ee.PlaylistLevelType.AUDIO?p:void 0),S){var _=u?u.endPTS-u.startPTS:0;t.inputTimeScale||(g.logger.warn("[mp4-remuxer]: regenerate InitSegment as video detected"),d=this.generateIS(e,t,n)),l=this.remuxVideo(t,p,L,_)}}else S&&(l=this.remuxVideo(t,p,L,0));l&&(l.firstKeyFrame=A,l.independent=-1!==A,l.firstKeyFramePTS=b)}}return this.ISGenerated&&(r.samples.length&&(f=oe(r,n,this._initPTS,this._initDTS)),i.samples.length&&(h=le(i,n,this._initPTS))),{audio:u,video:l,initSegment:d,independent:c,text:h,id3:f}},t.generateIS=function(e,t,r){var i,n,a,o=e.samples,l=t.samples,u=this.typeSupported,d={},h=!(0,s.isFiniteNumber)(this._initPTS),f="audio/mp4";if(h&&(i=n=1/0),e.config&&o.length&&(e.timescale=e.samplerate,"mp3"===e.segmentCodec&&(u.mpeg?(f="audio/mpeg",e.codec=""):u.mp3&&(e.codec="mp3")),d.audio={id:"audio",container:f,codec:e.codec,initSegment:"mp3"===e.segmentCodec&&u.mpeg?new Uint8Array(0):J.initSegment([e]),metadata:{channelCount:e.channelCount}},h&&(a=e.inputTimeScale,i=n=o[0].pts-Math.round(a*r))),t.sps&&t.pps&&l.length&&(t.timescale=t.inputTimeScale,d.video={id:"main",container:"video/mp4",codec:t.codec,initSegment:J.initSegment([t]),metadata:{width:t.width,height:t.height}},h)){a=t.inputTimeScale;var c=this.getVideoStartPts(l),v=Math.round(a*r);n=Math.min(n,se(l[0].dts,c)-v),i=Math.min(i,c-v)}if(Object.keys(d).length)return this.ISGenerated=!0,h&&(this._initPTS=i,this._initDTS=n),{tracks:d,initPTS:i,timescale:a}},t.remuxVideo=function(e,t,r,a){var s,o,l=e.inputTimeScale,u=e.samples,d=[],h=u.length,f=this._initPTS,c=this.nextAvcDts,v=8,p=this.videoSampleDuration,m=Number.POSITIVE_INFINITY,y=Number.NEGATIVE_INFINITY,E=!1;r&&null!==c||(c=t*l-(u[0].pts-se(u[0].dts,u[0].pts)));for(var T=0;T0?T-1:T].dts&&(E=!0)}E&&u.sort((function(e,t){var r=e.dts-t.dts,i=e.pts-t.pts;return r||i})),s=u[0].dts;var b=u[u.length-1].dts-s,L=b?Math.round(b/(h-1)):p||e.inputTimeScale/30;if(r){var A=s-c,D=A>L,R=A<-1;if((D||R)&&(D?g.logger.warn("AVC: "+te(A,!0)+" ms ("+A+"dts) hole between fragments detected, filling it"):g.logger.warn("AVC: "+te(-A,!0)+" ms ("+A+"dts) overlapping between fragments detected"),!R||c>u[0].pts)){s=c;var k=u[0].pts-A;u[0].dts=s,u[0].pts=k,g.logger.log("Video: First PTS/DTS adjusted: "+te(k,!0)+"/"+te(s,!0)+", delta: "+te(A,!0)+" ms")}}s=Math.max(0,s);for(var _=0,x=0,I=0;I0?W.dts-u[K-1].dts:L;if(ee=K>0?W.pts-u[K-1].pts:L,ae.stretchShortVideoTrack&&null!==this.nextAudioPts){var le=Math.floor(ae.maxBufferHole*l),de=(a?m+a*l:this.nextAudioPts)-W.pts;de>le?((p=de-oe)<0?p=oe:B=!0,g.logger.log("[mp4-remuxer]: It is approximately "+de/90+" ms to the next segment; using duration "+p/90+" ms for the last video frame.")):p=oe}else p=oe}var he=Math.round(W.pts-W.dts);G=Math.min(G,p),H=Math.max(H,p),V=Math.min(V,ee),j=Math.max(j,ee),d.push(new ue(W.key,p,q,he))}if(d.length)if(ie){if(ie<70){var fe=d[0].flags;fe.dependsOn=2,fe.isNonSync=0}}else if(ne&&j-V0&&(a&&Math.abs(E-y)<9e3||Math.abs(se(p[0].pts-h,E)-y)<20*d),p.forEach((function(e){e.pts=se(e.pts-h,E)})),!r||y<0){if(p=p.filter((function(e){return e.pts>=0})),!p.length)return;y=0===s?0:a&&!v?Math.max(0,E):p[0].pts}if("aac"===e.segmentCodec)for(var T=this.config.maxAudioFramesDrift,S=0,b=y;S=T*d&&R<1e4&&v){var k=Math.round(D/d);(b=A-k*d)<0&&(k--,b+=d),0===S&&(this.nextAudioPts=y=b),g.logger.warn("[mp4-remuxer]: Injecting "+k+" audio frame @ "+(b/o).toFixed(3)+"s due to "+Math.round(1e3*D/o)+" ms gap.");for(var _=0;_0))return;O+=m;try{w=new Uint8Array(O)}catch(e){return void this.observer.emit(i.Events.ERROR,i.Events.ERROR,{type:n.ErrorTypes.MUX_ERROR,details:n.ErrorDetails.REMUX_ALLOC_ERROR,fatal:!1,bytes:O,reason:"fail allocating audio mdat "+O})}f||(new DataView(w.buffer).setUint32(0,O),w.set(J.types.mdat,4))}w.set(B,m);var V=B.byteLength;m+=V,c.push(new ue(!0,u,V,0)),P=G}var H=c.length;if(H){var j=c[c.length-1];this.nextAudioPts=y=P+l*j.duration;var K=f?new Uint8Array(0):J.moof(e.sequenceNumber++,C/l,re({},e,{samples:c}));e.samples=[];var W=C/o,Y=y/o,q={data1:K,data2:w,startPTS:W,endPTS:Y,startDTS:W,endDTS:Y,type:"audio",hasAudio:!0,hasVideo:!1,nb:H};return this.isAudioContiguous=!0,q}},t.remuxEmptyAudio=function(e,t,r,i){var n=e.inputTimeScale,a=n/(e.samplerate?e.samplerate:n),s=this.nextAudioPts,o=(null!==s?s:i.startDTS*n)+this._initDTS,l=i.endDTS*n+this._initDTS,u=1024*a,d=Math.ceil((l-o)/u),h=Q.getSilentFrame(e.manifestCodec||e.codec,e.channelCount);if(g.logger.warn("[mp4-remuxer]: remux empty Audio"),h){for(var f=[],c=0;c4294967296;)e+=r;return e}function oe(e,t,r,i){var n=e.samples.length;if(n){for(var a=e.inputTimeScale,s=0;s4?r:"hvc1"===r||"hev1"===r?"hvc1.1.c.L120.90":"av01"===r?"av01.0.04M.08":"avc1"===r||t===he.ElementaryStreamTypes.VIDEO?"avc1.42e01e":"mp4a.40.5"}const ce=function(){function e(){this.emitInitSegment=!1,this.audioCodec=void 0,this.videoCodec=void 0,this.initData=void 0,this.initPTS=void 0,this.initTracks=void 0,this.lastEndTime=null}var t=e.prototype;return t.destroy=function(){},t.resetTimeStamp=function(e){this.initPTS=e,this.lastEndTime=null},t.resetNextTimestamp=function(){this.lastEndTime=null},t.resetInitSegment=function(e,t,r){this.audioCodec=t,this.videoCodec=r,this.generateInitSegment(e),this.emitInitSegment=!0},t.generateInitSegment=function(e){var t=this.audioCodec,r=this.videoCodec;if(!e||!e.byteLength)return this.initTracks=void 0,void(this.initData=void 0);var i=this.initData=(0,d.parseInitSegment)(e);t||(t=fe(i.audio,he.ElementaryStreamTypes.AUDIO)),r||(r=fe(i.video,he.ElementaryStreamTypes.VIDEO));var n={};i.audio&&i.video?n.audiovideo={container:"video/mp4",codec:t+","+r,initSegment:e,id:"main"}:i.audio?n.audio={container:"audio/mp4",codec:t,initSegment:e,id:"audio"}:i.video?n.video={container:"video/mp4",codec:r,initSegment:e,id:"main"}:g.logger.warn("[passthrough-remuxer.ts]: initSegment does not contain moov or trak boxes."),this.initTracks=n},t.remux=function(e,t,r,i,n){var a,o=this.initPTS,l=this.lastEndTime,u={audio:void 0,video:void 0,text:i,id3:r,initSegment:void 0};(0,s.isFiniteNumber)(l)||(l=this.lastEndTime=n||0);var h=t.samples;if(!h||!h.length)return u;var f={initPTS:void 0,timescale:1},c=this.initData;if(c&&c.length||(this.generateInitSegment(h),c=this.initData),!c||!c.length)return g.logger.warn("[passthrough-remuxer.ts]: Failed to generate initSegment."),u;this.emitInitSegment&&(f.tracks=this.initTracks,this.emitInitSegment=!1);var v=(0,d.getStartDTS)(c,h);(0,s.isFiniteNumber)(o)||(this.initPTS=f.initPTS=o=v-n);var p=(0,d.getDuration)(h,c),m=e?v-o:l,y=m+p;(0,d.offsetStartDTS)(c,h,o),p>0?this.lastEndTime=y:(g.logger.warn("Duration parsed from mp4 should be greater than zero"),this.resetNextTimestamp());var E=!!c.audio,T=!!c.video,S="";E&&(S+="audio"),T&&(S+="video");var b={data1:h,startPTS:m,startDTS:m,endPTS:y,endDTS:y,type:S,hasAudio:E,hasVideo:T,nb:1,dropped:0};u.audio="audio"===b.type?b:void 0,u.video="audio"!==b.type?b:void 0,u.initSegment=f;var L=null!=(a=this.initPTS)?a:0;return u.id3=oe(r,n,L,L),i.samples.length&&(u.text=le(i,n,L)),u},e}();var ve;try{ve=self.performance.now.bind(self.performance)}catch(e){g.logger.debug("Unable to use Performance API on this environment"),ve=self.Date.now}var ge=[{demux:q,remux:ae},{demux:k,remux:ce},{demux:D,remux:ae},{demux:X,remux:ae}],pe=function(){function e(e,t,r,i,n){this.observer=void 0,this.typeSupported=void 0,this.config=void 0,this.vendor=void 0,this.id=void 0,this.demuxer=void 0,this.remuxer=void 0,this.decrypter=void 0,this.probe=void 0,this.decryptionPromise=null,this.transmuxConfig=void 0,this.currentTransmuxState=void 0,this.observer=e,this.typeSupported=t,this.config=r,this.vendor=i,this.id=n}var t=e.prototype;return t.configure=function(e){this.transmuxConfig=e,this.decrypter&&this.decrypter.reset()},t.push=function(e,t,r,i){var n=this,a=r.transmuxing;a.executeStart=ve();var s=new 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D=this.transmux(s,b,g,v,r),R=this.currentTransmuxState;return R.contiguous=!0,R.discontinuity=!1,R.trackSwitch=!1,a.executeEnd=ve(),D},t.flush=function(e){var t=this,r=e.transmuxing;r.executeStart=ve();var a=this.decrypter,s=this.currentTransmuxState,o=this.decryptionPromise;if(o)return o.then((function(){return t.flush(e)}));var l=[],u=s.timeOffset;if(a){var d=a.flush();d&&l.push(this.push(d,null,e))}var h=this.demuxer,f=this.remuxer;if(!h||!f)return this.observer.emit(i.Events.ERROR,i.Events.ERROR,{type:n.ErrorTypes.MEDIA_ERROR,details:n.ErrorDetails.FRAG_PARSING_ERROR,fatal:!0,reason:"no demux matching with content found"}),r.executeEnd=ve(),[me(e)];var c=h.flush(u);return ye(c)?c.then((function(r){return t.flushRemux(l,r,e),l})):(this.flushRemux(l,c,e),l)},t.flushRemux=function(e,t,r){var i=t.audioTrack,n=t.videoTrack,a=t.id3Track,s=t.textTrack,o=this.currentTransmuxState,l=o.accurateTimeOffset,u=o.timeOffset;g.logger.log("[transmuxer.ts]: Flushed fragment "+r.sn+(r.part>-1?" p: 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n=this.demuxer.demux(e,t,!1,!this.config.progressive),a=n.audioTrack,s=n.videoTrack,o=n.id3Track,l=n.textTrack;return{remuxResult:this.remuxer.remux(a,s,o,l,t,r,!1,this.id),chunkMeta:i}},t.transmuxSampleAes=function(e,t,r,i,n){var a=this;return this.demuxer.demuxSampleAes(e,t,r).then((function(e){return{remuxResult:a.remuxer.remux(e.audioTrack,e.videoTrack,e.id3Track,e.textTrack,r,i,!1,a.id),chunkMeta:n}}))},t.configureTransmuxer=function(e,t){for(var r,i=this.config,n=this.observer,a=this.typeSupported,s=this.vendor,o=t.audioCodec,l=t.defaultInitPts,u=t.duration,d=t.initSegmentData,h=t.videoCodec,f=0,c=ge.length;f{e.exports=void 0},973:(e,t,r)=>{"use strict";var i,n;r.r(t),r.d(t,{ErrorDetails:()=>n,ErrorTypes:()=>i}),function(e){e.NETWORK_ERROR="networkError",e.MEDIA_ERROR="mediaError",e.KEY_SYSTEM_ERROR="keySystemError",e.MUX_ERROR="muxError",e.OTHER_ERROR="otherError"}(i||(i={})),function(e){e.KEY_SYSTEM_NO_KEYS="keySystemNoKeys",e.KEY_SYSTEM_NO_ACCESS="keySystemNoAccess",e.KEY_SYSTEM_NO_SESSION="keySystemNoSession",e.KEY_SYSTEM_LICENSE_REQUEST_FAILED="keySystemLicenseRequestFailed",e.KEY_SYSTEM_NO_INIT_DATA="keySystemNoInitData",e.MANIFEST_LOAD_ERROR="manifestLoadError",e.MANIFEST_LOAD_TIMEOUT="manifestLoadTimeOut",e.MANIFEST_PARSING_ERROR="manifestParsingError",e.MANIFEST_INCOMPATIBLE_CODECS_ERROR="manifestIncompatibleCodecsError",e.LEVEL_EMPTY_ERROR="levelEmptyError",e.LEVEL_LOAD_ERROR="levelLoadError",e.LEVEL_LOAD_TIMEOUT="levelLoadTimeOut",e.LEVEL_SWITCH_ERROR="levelSwitchError",e.AUDIO_TRACK_LOAD_ERROR="audioTrackLoadError",e.AUDIO_TRACK_LOAD_TIMEOUT="audioTrackLoadTimeOut",e.SUBTITLE_LOAD_ERROR="subtitleTrackLoadError",e.SUBTITLE_TRACK_LOAD_TIMEOUT="subtitleTrackLoadTimeOut",e.FRAG_LOAD_ERROR="fragLoadError",e.FRAG_LOAD_TIMEOUT="fragLoadTimeOut",e.FRAG_DECRYPT_ERROR="fragDecryptError",e.FRAG_PARSING_ERROR="fragParsingError",e.REMUX_ALLOC_ERROR="remuxAllocError",e.KEY_LOAD_ERROR="keyLoadError",e.KEY_LOAD_TIMEOUT="keyLoadTimeOut",e.BUFFER_ADD_CODEC_ERROR="bufferAddCodecError",e.BUFFER_INCOMPATIBLE_CODECS_ERROR="bufferIncompatibleCodecsError",e.BUFFER_APPEND_ERROR="bufferAppendError",e.BUFFER_APPENDING_ERROR="bufferAppendingError",e.BUFFER_STALLED_ERROR="bufferStalledError",e.BUFFER_FULL_ERROR="bufferFullError",e.BUFFER_SEEK_OVER_HOLE="bufferSeekOverHole",e.BUFFER_NUDGE_ON_STALL="bufferNudgeOnStall",e.INTERNAL_EXCEPTION="internalException",e.INTERNAL_ABORTED="aborted",e.UNKNOWN="unknown"}(n||(n={}))},851:(e,t,r)=>{"use 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0===e.lastIndexOf("avc1",0)||0===e.lastIndexOf("mp4a",0)}));t[r+"Codec"]=n.length>0?n[0]:i[0],e=e.filter((function(e){return-1===i.indexOf(e)}))}})),t.unknownCodecs=e}function x(e,t,r){var i=t[r];i&&(e[r]=i)}function I(e,t){e.rawProgramDateTime?e.programDateTime=Date.parse(e.rawProgramDateTime):null!=t&&t.programDateTime&&(e.programDateTime=t.endProgramDateTime),(0,a.isFiniteNumber)(e.programDateTime)||(e.programDateTime=null,e.rawProgramDateTime=null)}function w(e,t,r,i){e.relurl=t.URI,t.BYTERANGE&&e.setByteRange(t.BYTERANGE),e.level=r,e.sn="initSegment",i&&(e.levelkey=i),e.initSegment=null}var C=r(308);function P(e,t){var r=e.url;return void 0!==r&&0!==r.indexOf("data:")||(r=t.url),r}const O=function(){function e(e){this.hls=void 0,this.loaders=Object.create(null),this.hls=e,this.registerListeners()}var t=e.prototype;return t.startLoad=function(e){},t.stopLoad=function(){this.destroyInternalLoaders()},t.registerListeners=function(){var e=this.hls;e.on(s.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(s.Events.LEVEL_LOADING,this.onLevelLoading,this),e.on(s.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),e.on(s.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},t.unregisterListeners=function(){var e=this.hls;e.off(s.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(s.Events.LEVEL_LOADING,this.onLevelLoading,this),e.off(s.Events.AUDIO_TRACK_LOADING,this.onAudioTrackLoading,this),e.off(s.Events.SUBTITLE_TRACK_LOADING,this.onSubtitleTrackLoading,this)},t.createInternalLoader=function(e){var t=this.hls.config,r=t.pLoader,i=t.loader,n=new(r||i)(t);return e.loader=n,this.loaders[e.type]=n,n},t.getInternalLoader=function(e){return this.loaders[e.type]},t.resetInternalLoader=function(e){this.loaders[e]&&delete this.loaders[e]},t.destroyInternalLoaders=function(){for(var e in this.loaders){var t=this.loaders[e];t&&t.destroy(),this.resetInternalLoader(e)}},t.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},t.onManifestLoading=function(e,t){var r=t.url;this.load({id:null,groupId:null,level:0,responseType:"text",type:C.PlaylistContextType.MANIFEST,url:r,deliveryDirectives:null})},t.onLevelLoading=function(e,t){var r=t.id,i=t.level,n=t.url,a=t.deliveryDirectives;this.load({id:r,groupId:null,level:i,responseType:"text",type:C.PlaylistContextType.LEVEL,url:n,deliveryDirectives:a})},t.onAudioTrackLoading=function(e,t){var r=t.id,i=t.groupId,n=t.url,a=t.deliveryDirectives;this.load({id:r,groupId:i,level:null,responseType:"text",type:C.PlaylistContextType.AUDIO_TRACK,url:n,deliveryDirectives:a})},t.onSubtitleTrackLoading=function(e,t){var r=t.id,i=t.groupId,n=t.url,a=t.deliveryDirectives;this.load({id:r,groupId:i,level:null,responseType:"text",type:C.PlaylistContextType.SUBTITLE_TRACK,url:n,deliveryDirectives:a})},t.load=function(e){var t,r,i,n,a,s,o=this.hls.config,u=this.getInternalLoader(e);if(u){var d=u.context;if(d&&d.url===e.url)return void l.logger.trace("[playlist-loader]: playlist request ongoing");l.logger.log("[playlist-loader]: aborting previous loader for type: "+e.type),u.abort()}switch(e.type){case C.PlaylistContextType.MANIFEST:r=o.manifestLoadingMaxRetry,i=o.manifestLoadingTimeOut,n=o.manifestLoadingRetryDelay,a=o.manifestLoadingMaxRetryTimeout;break;case C.PlaylistContextType.LEVEL:case C.PlaylistContextType.AUDIO_TRACK:case C.PlaylistContextType.SUBTITLE_TRACK:r=0,i=o.levelLoadingTimeOut;break;default:r=o.levelLoadingMaxRetry,i=o.levelLoadingTimeOut,n=o.levelLoadingRetryDelay,a=o.levelLoadingMaxRetryTimeout}if(u=this.createInternalLoader(e),null!==(t=e.deliveryDirectives)&&void 0!==t&&t.part&&(e.type===C.PlaylistContextType.LEVEL&&null!==e.level?s=this.hls.levels[e.level].details:e.type===C.PlaylistContextType.AUDIO_TRACK&&null!==e.id?s=this.hls.audioTracks[e.id].details:e.type===C.PlaylistContextType.SUBTITLE_TRACK&&null!==e.id&&(s=this.hls.subtitleTracks[e.id].details),s)){var h=s.partTarget,f=s.targetduration;h&&f&&(i=Math.min(1e3*Math.max(3*h,.8*f),i))}var c={timeout:i,maxRetry:r,retryDelay:n,maxRetryDelay:a,highWaterMark:0},v={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};u.load(e,c,v)},t.loadsuccess=function(e,t,r,i){if(void 0===i&&(i=null),r.isSidxRequest)return this.handleSidxRequest(e,r),void this.handlePlaylistLoaded(e,t,r,i);this.resetInternalLoader(r.type);var n=e.data;0===n.indexOf("#EXTM3U")?(t.parsing.start=performance.now(),n.indexOf("#EXTINF:")>0||n.indexOf("#EXT-X-TARGETDURATION:")>0?this.handleTrackOrLevelPlaylist(e,t,r,i):this.handleMasterPlaylist(e,t,r,i)):this.handleManifestParsingError(e,r,"no EXTM3U delimiter",i)},t.loaderror=function(e,t,r){void 0===r&&(r=null),this.handleNetworkError(t,r,!1,e)},t.loadtimeout=function(e,t,r){void 0===r&&(r=null),this.handleNetworkError(t,r,!0)},t.handleMasterPlaylist=function(e,t,r,i){var n=this.hls,a=e.data,o=P(e,r),u=k.parseMasterPlaylist(a,o),d=u.levels,h=u.sessionData;if(d.length){var c=d.map((function(e){return{id:e.attrs.AUDIO,audioCodec:e.audioCodec}})),v=d.map((function(e){return{id:e.attrs.SUBTITLES,textCodec:e.textCodec}})),g=k.parseMasterPlaylistMedia(a,o,"AUDIO",c),p=k.parseMasterPlaylistMedia(a,o,"SUBTITLES",v),m=k.parseMasterPlaylistMedia(a,o,"CLOSED-CAPTIONS");g.length&&(g.some((function(e){return!e.url}))||!d[0].audioCodec||d[0].attrs.AUDIO||(l.logger.log("[playlist-loader]: audio codec signaled in quality level, but no embedded audio track signaled, create one"),g.unshift({type:"main",name:"main",default:!1,autoselect:!1,forced:!1,id:-1,attrs:new f({}),bitrate:0,url:""}))),n.trigger(s.Events.MANIFEST_LOADED,{levels:d,audioTracks:g,subtitles:p,captions:m,url:o,stats:t,networkDetails:i,sessionData:h})}else this.handleManifestParsingError(e,r,"no level found in manifest",i)},t.handleTrackOrLevelPlaylist=function(e,t,r,i){var n=this.hls,l=r.id,u=r.level,d=r.type,h=P(e,r),c=(0,a.isFiniteNumber)(l)?l:0,v=(0,a.isFiniteNumber)(u)?u:c,g=function(e){switch(e.type){case C.PlaylistContextType.AUDIO_TRACK:return C.PlaylistLevelType.AUDIO;case C.PlaylistContextType.SUBTITLE_TRACK:return C.PlaylistLevelType.SUBTITLE;default:return C.PlaylistLevelType.MAIN}}(r),p=k.parseLevelPlaylist(e.data,h,v,g,c);if(p.fragments.length){if(d===C.PlaylistContextType.MANIFEST){var m={attrs:new f({}),bitrate:0,details:p,name:"",url:h};n.trigger(s.Events.MANIFEST_LOADED,{levels:[m],audioTracks:[],url:h,stats:t,networkDetails:i,sessionData:null})}if(t.parsing.end=performance.now(),p.needSidxRanges){var y,E=null===(y=p.fragments[0].initSegment)||void 0===y?void 0:y.url;this.load({url:E,isSidxRequest:!0,type:d,level:u,levelDetails:p,id:l,groupId:null,rangeStart:0,rangeEnd:2048,responseType:"arraybuffer",deliveryDirectives:null})}else r.levelDetails=p,this.handlePlaylistLoaded(e,t,r,i)}else n.trigger(s.Events.ERROR,{type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.LEVEL_EMPTY_ERROR,fatal:!1,url:h,reason:"no fragments found in level",level:"number"==typeof r.level?r.level:void 0})},t.handleSidxRequest=function(e,t){var r=new Uint8Array(e.data),i=(0,u.findBox)(r,["sidx"])[0];if(i){var n=(0,u.parseSegmentIndex)(i);if(n){var a=n.references,s=t.levelDetails;a.forEach((function(e,t){var i=e.info,n=s.fragments[t];if(0===n.byteRange.length&&n.setByteRange(String(1+i.end-i.start)+"@"+String(i.start)),n.initSegment){var a=(0,u.findBox)(r,["moov"])[0],o=a?a.length:null;n.initSegment.setByteRange(String(o)+"@0")}}))}}},t.handleManifestParsingError=function(e,t,r,i){this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.MANIFEST_PARSING_ERROR,fatal:t.type===C.PlaylistContextType.MANIFEST,url:e.url,reason:r,response:e,context:t,networkDetails:i})},t.handleNetworkError=function(e,t,r,i){void 0===r&&(r=!1),l.logger.warn("[playlist-loader]: A network "+(r?"timeout":"error")+" occurred while loading "+e.type+" level: "+e.level+" id: "+e.id+' group-id: "'+e.groupId+'"');var n=o.ErrorDetails.UNKNOWN,a=!1,u=this.getInternalLoader(e);switch(e.type){case C.PlaylistContextType.MANIFEST:n=r?o.ErrorDetails.MANIFEST_LOAD_TIMEOUT:o.ErrorDetails.MANIFEST_LOAD_ERROR,a=!0;break;case C.PlaylistContextType.LEVEL:n=r?o.ErrorDetails.LEVEL_LOAD_TIMEOUT:o.ErrorDetails.LEVEL_LOAD_ERROR,a=!1;break;case C.PlaylistContextType.AUDIO_TRACK:n=r?o.ErrorDetails.AUDIO_TRACK_LOAD_TIMEOUT:o.ErrorDetails.AUDIO_TRACK_LOAD_ERROR,a=!1;break;case C.PlaylistContextType.SUBTITLE_TRACK:n=r?o.ErrorDetails.SUBTITLE_TRACK_LOAD_TIMEOUT:o.ErrorDetails.SUBTITLE_LOAD_ERROR,a=!1}u&&this.resetInternalLoader(e.type);var d={type:o.ErrorTypes.NETWORK_ERROR,details:n,fatal:a,url:e.url,loader:u,context:e,networkDetails:t};i&&(d.response=i),this.hls.trigger(s.Events.ERROR,d)},t.handlePlaylistLoaded=function(e,t,r,i){var n=r.type,a=r.level,o=r.id,l=r.groupId,u=r.loader,d=r.levelDetails,h=r.deliveryDirectives;if(null!=d&&d.targetduration){if(u)switch(d.live&&(u.getCacheAge&&(d.ageHeader=u.getCacheAge()||0),u.getCacheAge&&!isNaN(d.ageHeader)||(d.ageHeader=0)),n){case C.PlaylistContextType.MANIFEST:case C.PlaylistContextType.LEVEL:this.hls.trigger(s.Events.LEVEL_LOADED,{details:d,level:a||0,id:o||0,stats:t,networkDetails:i,deliveryDirectives:h});break;case C.PlaylistContextType.AUDIO_TRACK:this.hls.trigger(s.Events.AUDIO_TRACK_LOADED,{details:d,id:o||0,groupId:l||"",stats:t,networkDetails:i,deliveryDirectives:h});break;case C.PlaylistContextType.SUBTITLE_TRACK:this.hls.trigger(s.Events.SUBTITLE_TRACK_LOADED,{details:d,id:o||0,groupId:l||"",stats:t,networkDetails:i,deliveryDirectives:h})}}else this.handleManifestParsingError(e,r,"invalid target duration",i)},e}();var F=function(){function e(e){this.hls=void 0,this.loaders={},this.decryptkey=null,this.decrypturl=null,this.hls=e,this.registerListeners()}var t=e.prototype;return t.startLoad=function(e){},t.stopLoad=function(){this.destroyInternalLoaders()},t.registerListeners=function(){this.hls.on(s.Events.KEY_LOADING,this.onKeyLoading,this)},t.unregisterListeners=function(){this.hls.off(s.Events.KEY_LOADING,this.onKeyLoading)},t.destroyInternalLoaders=function(){for(var e in this.loaders){var t=this.loaders[e];t&&t.destroy()}this.loaders={}},t.destroy=function(){this.unregisterListeners(),this.destroyInternalLoaders()},t.onKeyLoading=function(e,t){var r=t.frag,i=r.type,n=this.loaders[i];if(r.decryptdata){var a=r.decryptdata.uri;if(a!==this.decrypturl||null===this.decryptkey){var o=this.hls.config;if(n&&(l.logger.warn("abort previous key loader for type:"+i),n.abort()),!a)return void l.logger.warn("key uri is falsy");var u=o.loader,d=r.loader=this.loaders[i]=new u(o);this.decrypturl=a,this.decryptkey=null;var h={url:a,frag:r,responseType:"arraybuffer"},f={timeout:o.fragLoadingTimeOut,maxRetry:0,retryDelay:o.fragLoadingRetryDelay,maxRetryDelay:o.fragLoadingMaxRetryTimeout,highWaterMark:0},c={onSuccess:this.loadsuccess.bind(this),onError:this.loaderror.bind(this),onTimeout:this.loadtimeout.bind(this)};d.load(h,f,c)}else this.decryptkey&&(r.decryptdata.key=this.decryptkey,this.hls.trigger(s.Events.KEY_LOADED,{frag:r}))}else l.logger.warn("Missing decryption data on fragment in onKeyLoading")},t.loadsuccess=function(e,t,r){var i=r.frag;i.decryptdata?(this.decryptkey=i.decryptdata.key=new Uint8Array(e.data),i.loader=null,delete this.loaders[i.type],this.hls.trigger(s.Events.KEY_LOADED,{frag:i})):l.logger.error("after key load, decryptdata unset")},t.loaderror=function(e,t){var r=t.frag,i=r.loader;i&&i.abort(),delete this.loaders[r.type],this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.KEY_LOAD_ERROR,fatal:!1,frag:r,response:e})},t.loadtimeout=function(e,t){var r=t.frag,i=r.loader;i&&i.abort(),delete this.loaders[r.type],this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.KEY_LOAD_TIMEOUT,fatal:!1,frag:r})},e}();function M(e,t){var r;try{r=new Event("addtrack")}catch(e){(r=document.createEvent("Event")).initEvent("addtrack",!1,!1)}r.track=e,t.dispatchEvent(r)}var N=r(181),U=r(856);function B(){return self.WebKitDataCue||self.VTTCue||self.TextTrackCue}var G=function(){var e=B();try{new e(0,Number.POSITIVE_INFINITY,"")}catch(e){return Number.MAX_VALUE}return Number.POSITIVE_INFINITY}();function V(e,t){return e.getTime()/1e3-t}const H=function(){function e(e){this.hls=void 0,this.id3Track=null,this.media=null,this.dateRangeCuesAppended={},this.hls=e,this._registerListeners()}var t=e.prototype;return t.destroy=function(){this._unregisterListeners(),this.id3Track=null,this.media=null,this.dateRangeCuesAppended={},this.hls=null},t._registerListeners=function(){var e=this.hls;e.on(s.Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.on(s.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(s.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.on(s.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),e.on(s.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),e.on(s.Events.LEVEL_UPDATED,this.onLevelUpdated,this)},t._unregisterListeners=function(){var e=this.hls;e.off(s.Events.MEDIA_ATTACHED,this.onMediaAttached,this),e.off(s.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(s.Events.MANIFEST_LOADING,this.onManifestLoading,this),e.off(s.Events.FRAG_PARSING_METADATA,this.onFragParsingMetadata,this),e.off(s.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),e.off(s.Events.LEVEL_UPDATED,this.onLevelUpdated,this)},t.onMediaAttached=function(e,t){this.media=t.media},t.onMediaDetaching=function(){this.id3Track&&(function(e){var t=e.mode;if("disabled"===t&&(e.mode="hidden"),e.cues)for(var r=e.cues.length;r--;)e.removeCue(e.cues[r]);"disabled"===t&&(e.mode=t)}(this.id3Track),this.id3Track=null,this.media=null,this.dateRangeCuesAppended={})},t.onManifestLoading=function(){this.dateRangeCuesAppended={}},t.createTrack=function(e){var t=this.getID3Track(e.textTracks);return t.mode="hidden",t},t.getID3Track=function(e){if(this.media){for(var t=0;tG&&(h=G),h-d<=0&&(h=d+.25);for(var f=0;f0)for(var a=function(e,t,r){var i=[],n=function(e,t){if(te[r].endTime)return-1;for(var i=0,n=r;i<=n;){var a=Math.floor((n+i)/2);if(te[a].startTime&&i-1)for(var a=n,s=e.length;a=t&&o.endTime<=r)i.push(o);else if(o.startTime>r)return i}return i}(e.cues,t,r),s=0;sn.startDate&&e.push(r),e}),[]).sort((function(e,t){return e.startDate.getTime()-t.startDate.getTime()}))[0];p&&(f=V(p.startDate,v),d=!0)}for(var m,y=Object.keys(n.attr),E=0;E.05&&this.forwardBufferLength>1){var u=Math.min(2,Math.max(1,a)),d=Math.round(2/(1+Math.exp(-.75*o-this.edgeStalled))*20)/20;e.playbackRate=Math.min(u,Math.max(1,d))}else 1!==e.playbackRate&&0!==e.playbackRate&&(e.playbackRate=1)}}}}},i.estimateLiveEdge=function(){var e=this.levelDetails;return null===e?null:e.edge+e.age},i.computeLatency=function(){var e=this.estimateLiveEdge();return null===e?null:e-this.currentTime},t=e,(r=[{key:"latency",get:function(){return this._latency||0}},{key:"maxLatency",get:function(){var e=this.config,t=this.levelDetails;return void 0!==e.liveMaxLatencyDuration?e.liveMaxLatencyDuration:t?e.liveMaxLatencyDurationCount*t.targetduration:0}},{key:"targetLatency",get:function(){var e=this.levelDetails;if(null===e)return null;var t=e.holdBack,r=e.partHoldBack,i=e.targetduration,n=this.config,a=n.liveSyncDuration,s=n.liveSyncDurationCount,o=n.lowLatencyMode,l=this.hls.userConfig,u=o&&r||t;(l.liveSyncDuration||l.liveSyncDurationCount||0===u)&&(u=void 0!==a?a:s*i);var d=i;return u+Math.min(1*this.stallCount,d)}},{key:"liveSyncPosition",get:function(){var e=this.estimateLiveEdge(),t=this.targetLatency,r=this.levelDetails;if(null===e||null===t||null===r)return null;var i=r.edge,n=e-t-this.edgeStalled,a=i-r.totalduration,s=i-(this.config.lowLatencyMode&&r.partTarget||r.targetduration);return Math.min(Math.max(a,n),s)}},{key:"drift",get:function(){var e=this.levelDetails;return null===e?1:e.drift}},{key:"edgeStalled",get:function(){var e=this.levelDetails;if(null===e)return 0;var t=3*(this.config.lowLatencyMode&&e.partTarget||e.targetduration);return Math.max(e.age-t,0)}},{key:"forwardBufferLength",get:function(){var e=this.media,t=this.levelDetails;if(!e||!t)return 0;var r=e.buffered.length;return(r?e.buffered.end(r-1):t.edge)-this.currentTime}}])&&j(t.prototype,r),Object.defineProperty(t,"prototype",{writable:!1}),e}();function Y(e,t){for(var r=0;re.sn?(n=r-e.start,i=e):(n=e.start-r,i=t),i.duration!==n&&(i.duration=n)}else t.sn>e.sn?e.cc===t.cc&&e.minEndPTS?t.start=e.start+(e.minEndPTS-e.start):t.start=e.start+e.duration:t.start=Math.max(e.start-t.duration,0)}function J(e,t,r,i,n,s){i-r<=0&&(l.logger.warn("Fragment should have a positive duration",t),i=r+t.duration,s=n+t.duration);var o=r,u=i,d=t.startPTS,h=t.endPTS;if((0,a.isFiniteNumber)(d)){var f=Math.abs(d-r);(0,a.isFiniteNumber)(t.deltaPTS)?t.deltaPTS=Math.max(f,t.deltaPTS):t.deltaPTS=f,o=Math.max(r,d),r=Math.min(r,d),n=Math.min(n,t.startDTS),u=Math.min(i,h),i=Math.max(i,h),s=Math.max(s,t.endDTS)}t.duration=i-r;var c=r-t.start;t.appendedPTS=i,t.start=t.startPTS=r,t.maxStartPTS=o,t.startDTS=n,t.endPTS=i,t.minEndPTS=u,t.endDTS=s;var v,g=t.sn;if(!e||ge.endSN)return 0;var p=g-e.startSN,m=e.fragments;for(m[p]=t,v=p;v>0;v--)Z(m[v],m[v-1]);for(v=p;v=i.length||function(e,t){if(t){for(var r=e.fragments,i=e.skippedSegments;it.partTarget&&(l+=1)}if((0,a.isFiniteNumber)(o))return new q(o,(0,a.isFiniteNumber)(l)?l:void 0,K.No)}}},t.loadPlaylist=function(e){},t.shouldLoadTrack=function(e){return this.canLoad&&e&&!!e.url&&(!e.details||e.details.live)},t.playlistLoaded=function(e,t,r){var i=this,n=t.details,s=t.stats,o=s.loading.end?Math.max(0,self.performance.now()-s.loading.end):0;if(n.advancedDateTime=Date.now()-o,n.live||null!=r&&r.live){if(n.reloaded(r),r&&this.log("live playlist "+e+" "+(n.advanced?"REFRESHED "+n.lastPartSn+"-"+n.lastPartIndex:"MISSED")),r&&n.fragments.length>0&&function(e,t){for(var r=null,i=e.fragments,n=i.length-1;n>=0;n--){var s=i[n].initSegment;if(s){r=s;break}}e.fragmentHint&&delete e.fragmentHint.endPTS;var o,u,d,h,f,c=0;if(function(e,t,r){for(var i=t.skippedSegments,n=Math.max(e.startSN,t.startSN)-t.startSN,a=(e.fragmentHint?1:0)+(i?t.endSN:Math.min(e.endSN,t.endSN))-t.startSN,s=t.startSN-e.startSN,o=t.fragmentHint?t.fragments.concat(t.fragmentHint):t.fragments,l=e.fragmentHint?e.fragments.concat(e.fragmentHint):e.fragments,u=n;u<=a;u++){var d=l[s+u],h=o[u];i&&!h&&u0){if(r&&T>r.tuneInGoal)this.warn("CDN Tune-in goal increased from: "+r.tuneInGoal+" to: "+T+" with playlist age: "+n.age),T=0;else{var S=Math.floor(T/n.targetduration);d+=S,void 0!==h&&(h+=Math.round(T%n.targetduration/n.partTarget)),this.log("CDN Tune-in age: "+n.ageHeader+"s last advanced "+y.toFixed(2)+"s goal: "+T+" skip sn "+S+" to part "+h)}n.tuneInGoal=T}if(u=this.getDeliveryDirectives(n,t.deliveryDirectives,d,h),f||!m)return void this.loadPlaylist(u)}else u=this.getDeliveryDirectives(n,t.deliveryDirectives,d,h);var b=function(e,t){var r,i=1e3*e.levelTargetDuration,n=i/2,a=e.age,s=a>0&&a<3*i,o=t.loading.end-t.loading.start,l=e.availabilityDelay;if(!1===e.updated)if(s){var u=333*e.misses;r=Math.max(Math.min(n,2*o),u),e.availabilityDelay=(e.availabilityDelay||0)+r}else r=n;else s?(l=Math.min(l||i/2,a),e.availabilityDelay=l,r=l+i-a):r=i-o;return Math.round(r)}(n,s);void 0!==d&&n.canBlockReload&&(b-=n.partTarget||1),this.log("reload live playlist "+e+" in "+Math.round(b)+" ms"),this.timer=self.setTimeout((function(){return i.loadPlaylist(u)}),b)}else this.clearTimer()},t.getDeliveryDirectives=function(e,t,r,i){var n=function(e,t){var r=e.canSkipUntil,i=e.canSkipDateRanges,n=e.endSN;return r&&(void 0!==t?t-n:0)-1&&null!==(t=e.context)&&void 0!==t&&t.deliveryDirectives)this.warn("retry playlist loading #"+this.retryCount+' after "'+e.details+'"'),this.loadPlaylist();else{var a=Math.min(Math.pow(2,this.retryCount)*i.levelLoadingRetryDelay,i.levelLoadingMaxRetryTimeout);this.timer=self.setTimeout((function(){return r.loadPlaylist()}),a),this.warn("retry playlist loading #"+this.retryCount+" in "+a+' ms after "'+e.details+'"')}else this.warn('cannot recover from error "'+e.details+'"'),this.clearTimer(),e.fatal=!0;return n},e}();function re(){return re=Object.assign?Object.assign.bind():function(e){for(var t=1;t0){r=n[0].bitrate,n.sort((function(e,t){return e.bitrate-t.bitrate})),this._levels=n;for(var c=0;cthis.hls.config.fragLoadingMaxRetry&&(s=d)):s=d}break;case o.ErrorDetails.LEVEL_LOAD_ERROR:case o.ErrorDetails.LEVEL_LOAD_TIMEOUT:n&&(n.deliveryDirectives&&(u=!1),s=n.level),l=!0;break;case o.ErrorDetails.REMUX_ALLOC_ERROR:s=null!=(i=r.level)?i:this.currentLevelIndex,l=!0}void 0!==s&&this.recoverLevel(r,s,l,u)}}},l.recoverLevel=function(e,t,r,i){var n=e.details,a=this._levels[t];if(a.loadError++,r){if(!this.retryLoadingOrFail(e))return void(this.currentLevelIndex=-1);e.levelRetry=!0}if(i){var s=a.url.length;if(s>1&&a.loadError-1&&this.currentLevelIndex!==o&&(this.warn(n+": switch to "+o),e.levelRetry=!0,this.hls.nextAutoLevel=o)}}},l.redundantFailover=function(e){var t=this._levels[e],r=t.url.length;if(r>1){var i=(t.urlId+1)%r;this.warn("Switching to redundant URL-id "+i),this._levels.forEach((function(e){e.urlId=i})),this.level=e}},l.onFragLoaded=function(e,t){var r=t.frag;if(void 0!==r&&r.type===C.PlaylistLevelType.MAIN){var i=this._levels[r.level];void 0!==i&&(i.fragmentError=0,i.loadError=0)}},l.onLevelLoaded=function(e,t){var r,i,n=t.level,a=t.details,s=this._levels[n];if(!s)return this.warn("Invalid level index "+n),void(null!==(i=t.deliveryDirectives)&&void 0!==i&&i.skip&&(a.deltaUpdateFailed=!0));n===this.currentLevelIndex?(0===s.fragmentError&&(s.loadError=0,this.retryCount=0),this.playlistLoaded(n,t,s.details)):null!==(r=t.deliveryDirectives)&&void 0!==r&&r.skip&&(a.deltaUpdateFailed=!0)},l.onAudioTrackSwitched=function(e,t){var r=this.hls.levels[this.currentLevelIndex];if(r&&r.audioGroupIds){for(var i=-1,n=this.hls.audioTracks[t.id].groupId,a=0;a0){var i=r.urlId,n=r.url[i];if(e)try{n=e.addDirectives(n)}catch(e){this.warn("Could not construct new URL with HLS Delivery Directives: "+e)}this.log("Attempt loading level index "+t+(e?" at sn "+e.msn+" part "+e.part:"")+" with URL-id "+i+" "+n),this.clearTimer(),this.hls.trigger(s.Events.LEVEL_LOADING,{url:n,level:t,id:i,deliveryDirectives:e||null})}},l.removeLevel=function(e,t){var r=function(e,r){return r!==t},i=this._levels.filter((function(i,n){return n!==e||i.url.length>1&&void 0!==t&&(i.url=i.url.filter(r),i.audioGroupIds&&(i.audioGroupIds=i.audioGroupIds.filter(r)),i.textGroupIds&&(i.textGroupIds=i.textGroupIds.filter(r)),i.urlId=0,!0)})).map((function(e,t){var r=e.details;return null!=r&&r.fragments&&r.fragments.forEach((function(e){e.level=t})),e}));this._levels=i,this.hls.trigger(s.Events.LEVELS_UPDATED,{levels:i})},n=i,(a=[{key:"levels",get:function(){return 0===this._levels.length?null:this._levels}},{key:"level",get:function(){return this.currentLevelIndex},set:function(e){var t,r=this._levels;if(0!==r.length&&(this.currentLevelIndex!==e||null===(t=r[e])||void 0===t||!t.details)){if(e<0||e>=r.length){var i=e<0;if(this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.OTHER_ERROR,details:o.ErrorDetails.LEVEL_SWITCH_ERROR,level:e,fatal:i,reason:"invalid level idx"}),i)return;e=Math.min(e,r.length-1)}this.clearTimer();var n=this.currentLevelIndex,a=r[n],l=r[e];this.log("switching to level "+e+" from "+n),this.currentLevelIndex=e;var u=re({},l,{level:e,maxBitrate:l.maxBitrate,uri:l.uri,urlId:l.urlId});delete u._urlId,this.hls.trigger(s.Events.LEVEL_SWITCHING,u);var d=l.details;if(!d||d.live){var h=this.switchParams(l.uri,null==a?void 0:a.details);this.loadPlaylist(h)}}}},{key:"manualLevel",get:function(){return this.manualLevelIndex},set:function(e){this.manualLevelIndex=e,void 0===this._startLevel&&(this._startLevel=e),-1!==e&&(this.level=e)}},{key:"firstLevel",get:function(){return this._firstLevel},set:function(e){this._firstLevel=e}},{key:"startLevel",get:function(){if(void 0===this._startLevel){var e=this.hls.config.startLevel;return void 0!==e?e:this._firstLevel}return this._startLevel},set:function(e){this._startLevel=e}},{key:"nextLoadLevel",get:function(){return-1!==this.manualLevelIndex?this.manualLevelIndex:this.hls.nextAutoLevel},set:function(e){this.level=e,-1===this.manualLevelIndex&&(this.hls.nextAutoLevel=e)}}])&&ie(n.prototype,a),Object.defineProperty(n,"prototype",{writable:!1}),i}(te);!function(e){e.NOT_LOADED="NOT_LOADED",e.APPENDING="APPENDING",e.PARTIAL="PARTIAL",e.OK="OK"}(ae||(ae={}));var le=function(){function e(e){this.activeFragment=null,this.activeParts=null,this.fragments=Object.create(null),this.timeRanges=Object.create(null),this.bufferPadding=.2,this.hls=void 0,this.hls=e,this._registerListeners()}var t=e.prototype;return t._registerListeners=function(){var e=this.hls;e.on(s.Events.BUFFER_APPENDED,this.onBufferAppended,this),e.on(s.Events.FRAG_BUFFERED,this.onFragBuffered,this),e.on(s.Events.FRAG_LOADED,this.onFragLoaded,this)},t._unregisterListeners=function(){var e=this.hls;e.off(s.Events.BUFFER_APPENDED,this.onBufferAppended,this),e.off(s.Events.FRAG_BUFFERED,this.onFragBuffered,this),e.off(s.Events.FRAG_LOADED,this.onFragLoaded,this)},t.destroy=function(){this._unregisterListeners(),this.fragments=this.timeRanges=null},t.getAppendedFrag=function(e,t){if(t===C.PlaylistLevelType.MAIN){var r=this.activeFragment,i=this.activeParts;if(!r)return null;if(i)for(var n=i.length;n--;){var a=i[n],s=a?a.end:r.appendedPTS;if(a.start<=e&&void 0!==s&&e<=s)return n>9&&(this.activeParts=i.slice(n-9)),a}else if(r.start<=e&&void 0!==r.appendedPTS&&e<=r.appendedPTS)return r}return this.getBufferedFrag(e,t)},t.getBufferedFrag=function(e,t){for(var r=this.fragments,i=Object.keys(r),n=i.length;n--;){var a=r[i[n]];if((null==a?void 0:a.body.type)===t&&a.buffered){var s=a.body;if(s.start<=e&&e<=s.end)return s}}return null},t.detectEvictedFragments=function(e,t,r){var i=this;Object.keys(this.fragments).forEach((function(n){var a=i.fragments[n];if(a)if(a.buffered){var s=a.range[e];s&&s.time.some((function(e){var r=!i.isTimeBuffered(e.startPTS,e.endPTS,t);return r&&i.removeFragment(a.body),r}))}else a.body.type===r&&i.removeFragment(a.body)}))},t.detectPartialFragments=function(e){var t=this,r=this.timeRanges,i=e.frag,n=e.part;if(r&&"initSegment"!==i.sn){var a=de(i),s=this.fragments[a];s&&(Object.keys(r).forEach((function(e){var a=i.elementaryStreams[e];if(a){var o=r[e],l=null!==n||!0===a.partial;s.range[e]=t.getBufferedTimes(i,n,l,o)}})),s.loaded=null,Object.keys(s.range).length?s.buffered=!0:this.removeFragment(s.body))}},t.fragBuffered=function(e){var t=de(e),r=this.fragments[t];r&&(r.loaded=null,r.buffered=!0)},t.getBufferedTimes=function(e,t,r,i){for(var n={time:[],partial:r},a=t?t.start:e.start,s=t?t.end:e.end,o=e.minEndPTS||s,l=e.maxStartPTS||a,u=0;u=d&&o<=h){n.time.push({startPTS:Math.max(a,i.start(u)),endPTS:Math.min(s,i.end(u))});break}if(ad)n.partial=!0,n.time.push({startPTS:Math.max(a,i.start(u)),endPTS:Math.min(s,i.end(u))});else if(s<=d)break}return n},t.getPartialFragment=function(e){var t,r,i,n=null,a=0,s=this.bufferPadding,o=this.fragments;return Object.keys(o).forEach((function(l){var u=o[l];u&&ue(u)&&(r=u.body.start-s,i=u.body.end+s,e>=r&&e<=i&&(t=Math.min(e-r,i-e),a<=t&&(n=u.body,a=t)))})),n},t.getState=function(e){var t=de(e),r=this.fragments[t];return r?r.buffered?ue(r)?ae.PARTIAL:ae.OK:ae.APPENDING:ae.NOT_LOADED},t.isTimeBuffered=function(e,t,r){for(var i,n,a=0;a=i&&t<=n)return!0;if(t<=i)return!1}return!1},t.onFragLoaded=function(e,t){var r=t.frag,i=t.part;if("initSegment"!==r.sn&&!r.bitrateTest&&!i){var n=de(r);this.fragments[n]={body:r,loaded:t,buffered:!1,range:Object.create(null)}}},t.onBufferAppended=function(e,t){var r=this,i=t.frag,n=t.part,a=t.timeRanges;if(i.type===C.PlaylistLevelType.MAIN)if(this.activeFragment=i,n){var s=this.activeParts;s||(this.activeParts=s=[]),s.push(n)}else this.activeParts=null;this.timeRanges=a,Object.keys(a).forEach((function(e){var t=a[e];if(r.detectEvictedFragments(e,t),!n)for(var s=0;se&&i.removeFragment(s)}}))},t.removeFragment=function(e){var t=de(e);e.stats.loaded=0,e.clearElementaryStreamInfo(),delete this.fragments[t]},t.removeAllFragments=function(){this.fragments=Object.create(null),this.activeFragment=null,this.activeParts=null},e}();function ue(e){var t,r;return e.buffered&&((null===(t=e.range.video)||void 0===t?void 0:t.partial)||(null===(r=e.range.audio)||void 0===r?void 0:r.partial))}function de(e){return e.type+"_"+e.level+"_"+e.urlId+"_"+e.sn}var he=function(){function e(){this._boundTick=void 0,this._tickTimer=null,this._tickInterval=null,this._tickCallCount=0,this._boundTick=this.tick.bind(this)}var t=e.prototype;return t.destroy=function(){this.onHandlerDestroying(),this.onHandlerDestroyed()},t.onHandlerDestroying=function(){this.clearNextTick(),this.clearInterval()},t.onHandlerDestroyed=function(){},t.hasInterval=function(){return!!this._tickInterval},t.hasNextTick=function(){return!!this._tickTimer},t.setInterval=function(e){return!this._tickInterval&&(this._tickInterval=self.setInterval(this._boundTick,e),!0)},t.clearInterval=function(){return!!this._tickInterval&&(self.clearInterval(this._tickInterval),this._tickInterval=null,!0)},t.clearNextTick=function(){return!!this._tickTimer&&(self.clearTimeout(this._tickTimer),this._tickTimer=null,!0)},t.tick=function(){this._tickCallCount++,1===this._tickCallCount&&(this.doTick(),this._tickCallCount>1&&this.tickImmediate(),this._tickCallCount=0)},t.tickImmediate=function(){this.clearNextTick(),this._tickTimer=self.setTimeout(this._boundTick,0)},t.doTick=function(){},e}(),fe={length:0,start:function(){return 0},end:function(){return 0}},ce=function(){function e(){}return e.isBuffered=function(t,r){try{if(t)for(var i=e.getBuffered(t),n=0;n=i.start(n)&&r<=i.end(n))return!0}catch(e){}return!1},e.bufferInfo=function(t,r,i){try{if(t){var n,a=e.getBuffered(t),s=[];for(n=0;ns&&(i[a-1].end=e[n].end):i.push(e[n])}else i.push(e[n])}else i=e;for(var o,l=0,u=t,d=t,h=0;h=f&&t0)r=n+1;else{if(!(s<0))return a;i=n-1}}return null};function ye(e,t,r){void 0===e&&(e=0),void 0===t&&(t=0);var i=Math.min(t,r.duration+(r.deltaPTS?r.deltaPTS:0));return r.start+r.duration-i<=e?1:r.start-i>e&&r.start?-1:0}function Ee(e,t,r){var i=1e3*Math.min(t,r.duration+(r.deltaPTS?r.deltaPTS:0));return(r.endProgramDateTime||0)-i>e}function Te(e){var t="function"==typeof Map?new Map:void 0;return Te=function(e){if(null===e||(r=e,-1===Function.toString.call(r).indexOf("[native code]")))return e;var r;if("function"!=typeof e)throw new TypeError("Super expression must either be null or a function");if(void 0!==t){if(t.has(e))return t.get(e);t.set(e,i)}function i(){return Se(e,arguments,Ae(this).constructor)}return i.prototype=Object.create(e.prototype,{constructor:{value:i,enumerable:!1,writable:!0,configurable:!0}}),Le(i,e)},Te(e)}function Se(e,t,r){return Se=be()?Reflect.construct.bind():function(e,t,r){var i=[null];i.push.apply(i,t);var n=new(Function.bind.apply(e,i));return r&&Le(n,r.prototype),n},Se.apply(null,arguments)}function be(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){}))),!0}catch(e){return!1}}function Le(e,t){return Le=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(e,t){return e.__proto__=t,e},Le(e,t)}function Ae(e){return Ae=Object.setPrototypeOf?Object.getPrototypeOf.bind():function(e){return e.__proto__||Object.getPrototypeOf(e)},Ae(e)}var De=Math.pow(2,17),Re=function(){function e(e){this.config=void 0,this.loader=null,this.partLoadTimeout=-1,this.config=e}var t=e.prototype;return t.destroy=function(){this.loader&&(this.loader.destroy(),this.loader=null)},t.abort=function(){this.loader&&this.loader.abort()},t.load=function(e,t){var r=this,i=e.url;if(!i)return Promise.reject(new _e({type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:e,networkDetails:null},"Fragment does not have a "+(i?"part list":"url")));this.abort();var n=this.config,a=n.fLoader,s=n.loader;return new Promise((function(i,l){r.loader&&r.loader.destroy();var u=r.loader=e.loader=a?new a(n):new s(n),d=ke(e),h={timeout:n.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:n.fragLoadingMaxRetryTimeout,highWaterMark:"initSegment"===e.sn?1/0:De};e.stats=u.stats,u.load(d,h,{onSuccess:function(t,n,a,s){r.resetLoader(e,u),i({frag:e,part:null,payload:t.data,networkDetails:s})},onError:function(t,i,n){r.resetLoader(e,u),l(new _e({type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:e,response:t,networkDetails:n}))},onAbort:function(t,i,n){r.resetLoader(e,u),l(new _e({type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:e,networkDetails:n}))},onTimeout:function(t,i,n){r.resetLoader(e,u),l(new _e({type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:!1,frag:e,networkDetails:n}))},onProgress:function(r,i,n,a){t&&t({frag:e,part:null,payload:n,networkDetails:a})}})}))},t.loadPart=function(e,t,r){var i=this;this.abort();var n=this.config,a=n.fLoader,s=n.loader;return new Promise((function(l,u){i.loader&&i.loader.destroy();var d=i.loader=e.loader=a?new a(n):new s(n),h=ke(e,t),f={timeout:n.fragLoadingTimeOut,maxRetry:0,retryDelay:0,maxRetryDelay:n.fragLoadingMaxRetryTimeout,highWaterMark:De};t.stats=d.stats,d.load(h,f,{onSuccess:function(n,a,s,o){i.resetLoader(e,d),i.updateStatsFromPart(e,t);var u={frag:e,part:t,payload:n.data,networkDetails:o};r(u),l(u)},onError:function(r,n,a){i.resetLoader(e,d),u(new _e({type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.FRAG_LOAD_ERROR,fatal:!1,frag:e,part:t,response:r,networkDetails:a}))},onAbort:function(r,n,a){e.stats.aborted=t.stats.aborted,i.resetLoader(e,d),u(new _e({type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.INTERNAL_ABORTED,fatal:!1,frag:e,part:t,networkDetails:a}))},onTimeout:function(r,n,a){i.resetLoader(e,d),u(new _e({type:o.ErrorTypes.NETWORK_ERROR,details:o.ErrorDetails.FRAG_LOAD_TIMEOUT,fatal:!1,frag:e,part:t,networkDetails:a}))}})}))},t.updateStatsFromPart=function(e,t){var r=e.stats,i=t.stats,n=i.total;if(r.loaded+=i.loaded,n){var a=Math.round(e.duration/t.duration),s=Math.min(Math.round(r.loaded/n),a),o=(a-s)*Math.round(r.loaded/s);r.total=r.loaded+o}else r.total=Math.max(r.loaded,r.total);var l=r.loading,u=i.loading;l.start?l.first+=u.first-u.start:(l.start=u.start,l.first=u.first),l.end=u.end},t.resetLoader=function(e,t){e.loader=null,this.loader===t&&(self.clearTimeout(this.partLoadTimeout),this.loader=null),t.destroy()},e}();function ke(e,t){void 0===t&&(t=null);var r=t||e,i={frag:e,part:t,responseType:"arraybuffer",url:r.url,headers:{},rangeStart:0,rangeEnd:0},n=r.byteRangeStartOffset,s=r.byteRangeEndOffset;return(0,a.isFiniteNumber)(n)&&(0,a.isFiniteNumber)(s)&&(i.rangeStart=n,i.rangeEnd=s),i}var _e=function(e){var t,r;function i(t){for(var r,i=arguments.length,n=new Array(i>1?i-1:0),a=1;a=t.endSN&&!e.nextStart){var n=t.partList;if(null!=n&&n.length){var a=n[n.length-1];return ce.isBuffered(this.media,a.start+a.duration/2)}var s=i.getState(r);return s===ae.PARTIAL||s===ae.OK}return!1},h.onMediaAttached=function(e,t){var r=this.media=this.mediaBuffer=t.media;this.onvseeking=this.onMediaSeeking.bind(this),this.onvended=this.onMediaEnded.bind(this),r.addEventListener("seeking",this.onvseeking),r.addEventListener("ended",this.onvended);var i=this.config;this.levels&&i.autoStartLoad&&this.state===Oe&&this.startLoad(i.startPosition)},h.onMediaDetaching=function(){var e=this.media;null!=e&&e.ended&&(this.log("MSE detaching and video ended, reset startPosition"),this.startPosition=this.lastCurrentTime=0),e&&this.onvseeking&&this.onvended&&(e.removeEventListener("seeking",this.onvseeking),e.removeEventListener("ended",this.onvended),this.onvseeking=this.onvended=null),this.media=this.mediaBuffer=null,this.loadedmetadata=!1,this.fragmentTracker.removeAllFragments(),this.stopLoad()},h.onMediaSeeking=function(){var e=this.config,t=this.fragCurrent,r=this.media,i=this.mediaBuffer,n=this.state,s=r?r.currentTime:0,o=ce.bufferInfo(i||r,s,e.maxBufferHole);if(this.log("media seeking to "+((0,a.isFiniteNumber)(s)?s.toFixed(3):s)+", state: "+n),n===Ve)this.resetLoadingState();else if(t){var l=e.maxFragLookUpTolerance,u=t.start-l,d=t.start+t.duration+l;if(!o.len||do.end){var h=s>d;(s0&&a&&a.key&&a.iv&&"AES-128"===a.method){var o=self.performance.now();return t.decrypter.webCryptoDecrypt(new Uint8Array(n),a.key.buffer,a.iv.buffer).then((function(t){var n=self.performance.now();return i.trigger(s.Events.FRAG_DECRYPTED,{frag:e,payload:t,stats:{tstart:o,tdecrypt:n}}),r.payload=t,r}))}return r})).then((function(r){var i=t.fragCurrent,n=t.hls,a=t.levels;if(!a)throw new Error("init load aborted, missing levels");a[e.level].details;var o=e.stats;t.state=Fe,t.fragLoadError=0,e.data=new Uint8Array(r.payload),o.parsing.start=o.buffering.start=self.performance.now(),o.parsing.end=o.buffering.end=self.performance.now(),r.frag===i&&n.trigger(s.Events.FRAG_BUFFERED,{stats:o,frag:i,part:null,id:e.type}),t.tick()})).catch((function(r){t.state!==Oe&&t.state!==He&&(t.warn(r),t.resetFragmentLoading(e))}))},h.fragContextChanged=function(e){var t=this.fragCurrent;return!e||!t||e.level!==t.level||e.sn!==t.sn||e.urlId!==t.urlId},h.fragBufferedComplete=function(e,t){var r,i,n=this.mediaBuffer?this.mediaBuffer:this.media;this.log("Buffered "+e.type+" sn: "+e.sn+(t?" part: "+t.index:"")+" of "+("[stream-controller]"===this.logPrefix?"level":"track")+" "+e.level+" "+(n?Ie(ce.getBuffered(n)):"(detached)")),this.state=Fe,n&&(!this.loadedmetadata&&e.type==C.PlaylistLevelType.MAIN&&n.buffered.length&&(null===(r=this.fragCurrent)||void 0===r?void 0:r.sn)===(null===(i=this.fragPrevious)||void 0===i?void 0:i.sn)&&(this.loadedmetadata=!0,this.seekToStartPos()),this.tick())},h.seekToStartPos=function(){},h._handleFragmentLoadComplete=function(e){var t=this.transmuxer;if(t){var r=e.frag,i=e.part,n=e.partsLoaded,a=!n||0===n.length||n.some((function(e){return!e})),s=new ve(r.level,r.sn,r.stats.chunkCount+1,0,i?i.index:-1,!a);t.flush(s)}},h._handleFragmentLoadProgress=function(e){},h._doFragLoad=function(e,t,r,i){var n=this;if(void 0===r&&(r=null),!this.levels)throw new Error("frag load aborted, missing levels");if(r=Math.max(e.start,r||0),this.config.lowLatencyMode&&t){var o=t.partList;if(o&&i){r>e.end&&t.fragmentHint&&(e=t.fragmentHint);var l=this.getNextPart(o,e,r);if(l>-1){var u=o[l];return this.log("Loading part sn: "+e.sn+" p: "+u.index+" cc: "+e.cc+" of playlist ["+t.startSN+"-"+t.endSN+"] parts [0-"+l+"-"+(o.length-1)+"] "+("[stream-controller]"===this.logPrefix?"level":"track")+": "+e.level+", target: "+parseFloat(r.toFixed(3))),this.nextLoadPosition=u.start+u.duration,this.state=Ne,this.hls.trigger(s.Events.FRAG_LOADING,{frag:e,part:o[l],targetBufferTime:r}),this.doFragPartsLoad(e,o,l,i).catch((function(e){return n.handleFragLoadError(e)}))}if(!e.url||this.loadedEndOfParts(o,r))return Promise.resolve(null)}}return this.log("Loading fragment "+e.sn+" cc: "+e.cc+" "+(t?"of ["+t.startSN+"-"+t.endSN+"] ":"")+("[stream-controller]"===this.logPrefix?"level":"track")+": "+e.level+", target: "+parseFloat(r.toFixed(3))),(0,a.isFiniteNumber)(e.sn)&&!this.bitrateTest&&(this.nextLoadPosition=e.start+e.duration),this.state=Ne,this.hls.trigger(s.Events.FRAG_LOADING,{frag:e,targetBufferTime:r}),this.fragmentLoader.load(e,i).catch((function(e){return n.handleFragLoadError(e)}))},h.doFragPartsLoad=function(e,t,r,i){var n=this;return new Promise((function(a,o){var l=[];!function r(u){var d=t[u];n.fragmentLoader.loadPart(e,d,i).then((function(i){l[d.index]=i;var o=i.part;n.hls.trigger(s.Events.FRAG_LOADED,i);var h=t[u+1];if(!h||h.fragment!==e)return a({frag:e,part:o,partsLoaded:l});r(u+1)})).catch(o)}(r)}))},h.handleFragLoadError=function(e){var t=e.data;return t&&t.details===o.ErrorDetails.INTERNAL_ABORTED?this.handleFragLoadAborted(t.frag,t.part):this.hls.trigger(s.Events.ERROR,t),null},h._handleTransmuxerFlush=function(e){var t=this.getCurrentContext(e);if(t&&this.state===Be){var r=t.frag,i=t.part,n=t.level,a=self.performance.now();r.stats.parsing.end=a,i&&(i.stats.parsing.end=a),this.updateLevelTiming(r,i,n,e.partial)}else this.fragCurrent||(this.state=Fe)},h.getCurrentContext=function(e){var t=this.levels,r=e.level,i=e.sn,n=e.part;if(!t||!t[r])return this.warn("Levels object was unset while buffering fragment "+i+" of level "+r+". The current chunk will not be buffered."),null;var a=t[r],s=n>-1?function(e,t,r){if(!e||!e.details)return null;var i=e.details.partList;if(i)for(var n=i.length;n--;){var a=i[n];if(a.index===r&&a.fragment.sn===t)return a}return null}(a,i,n):null,o=s?s.fragment:function(e,t,r){if(!e||!e.details)return null;var i=e.details,n=i.fragments[t-i.startSN];return n||((n=i.fragmentHint)&&n.sn===t?n:ta&&this.flushMainBuffer(s,e.start)}else this.flushMainBuffer(0,e.start)},h.getFwdBufferInfo=function(e,t){var r=this.config,i=this.getLoadPosition();if(!(0,a.isFiniteNumber)(i))return null;var n=ce.bufferInfo(e,i,r.maxBufferHole);if(0===n.len&&void 0!==n.nextStart){var s=this.fragmentTracker.getBufferedFrag(i,t);if(s&&n.nextStart=r&&(t.maxMaxBufferLength/=2,this.warn("Reduce max buffer length to "+t.maxMaxBufferLength+"s"),!0)},h.getNextFragment=function(e,t){var r=t.fragments,i=r.length;if(!i)return null;var n,a=this.config,s=r[0].start;if(t.live){var o=a.initialLiveManifestSize;if(i-1&&rr.start&&r.loaded},h.getInitialLiveFragment=function(e,t){var r=this.fragPrevious,i=null;if(r){if(e.hasProgramDateTime&&(this.log("Live playlist, switching playlist, load frag with same PDT: "+r.programDateTime),i=function(e,t,r){if(null===t||!Array.isArray(e)||!e.length||!(0,a.isFiniteNumber)(t))return null;if(t<(e[0].programDateTime||0))return null;if(t>=(e[e.length-1].endProgramDateTime||0))return null;r=r||0;for(var i=0;i=e.startSN&&n<=e.endSN){var s=t[n-e.startSN];r.cc===s.cc&&(i=s,this.log("Live playlist, switching playlist, load frag with next SN: "+i.sn))}i||(i=function(e,t){return me(e,(function(e){return e.cct?-1:0}))}(t,r.cc),i&&this.log("Live playlist, switching playlist, load frag with same CC: "+i.sn))}}else{var o=this.hls.liveSyncPosition;null!==o&&(i=this.getFragmentAtPosition(o,this.bitrateTest?e.fragmentEnd:e.edge,e))}return i},h.getFragmentAtPosition=function(e,t,r){var i,n=this.config,a=this.fragPrevious,s=r.fragments,o=r.endSN,l=r.fragmentHint,u=n.maxFragLookUpTolerance,d=!!(n.lowLatencyMode&&r.partList&&l);if(d&&l&&!this.bitrateTest&&(s=s.concat(l),o=l.sn),i=et-u?0:u):s[s.length-1],i){var h=i.sn-r.startSN;if(this.fragmentTracker.getState(i)===ae.OK&&(a=i),a&&i.sn===a.sn&&!d&&a&&i.level===a.level){var f=s[h+1];i.sn=a-t.maxFragLookUpTolerance&&n<=s;if(null!==i&&r.duration>i&&(nr.startCC||e&&e.cc"+e.startSN+" prev-sn: "+(n?n.sn:"na")+" fragments: "+o),f}return u},h.waitForCdnTuneIn=function(e){return e.live&&e.canBlockReload&&e.partTarget&&e.tuneInGoal>Math.max(e.partHoldBack,3*e.partTarget)},h.setStartPosition=function(e,t){var r=this.startPosition;if(r"+e))}}])&&we(n.prototype,d),Object.defineProperty(n,"prototype",{writable:!1}),i}(he);function We(){return self.MediaSource||self.WebKitMediaSource}function Ye(){return self.SourceBuffer||self.WebKitSourceBuffer}var qe=function(){var e=ENTRY_MODULE,t={},r=function r(i){var n=t[i];if(void 0!==n)return n.exports;var a=t[i]={exports:{}};return e[i].call(a.exports,a,a.exports,r),a.exports};r.m=e,r.n=function(e){var t=e&&e.__esModule?function(){return e.default}:function(){return e};return r.d(t,{a:t}),t},r.d=function(e,t){for(var i in t)r.o(t,i)&&!r.o(e,i)&&Object.defineProperty(e,i,{enumerable:!0,get:t[i]})},r.o=function(e,t){return Object.prototype.hasOwnProperty.call(e,t)},r.r=function(e){"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(e,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(e,"__esModule",{value:!0})};var i=r(ENTRY_MODULE);return i.default||i}.toString().split("ENTRY_MODULE"),ze="\\(\\s*(/\\*.*?\\*/)?\\s*.*?([\\.|\\-|\\+|\\w|/|@]+).*?\\)";function Xe(e){return(e+"").replace(/[.?*+^$[\]\\(){}|-]/g,"\\$&")}function Qe(e,t,i){var n={};n[i]=[];var a=t.toString().replace(/^"[^"]+"/,"function"),s=a.match(/^function\s?\w*\(\w+,\s*\w+,\s*(\w+)\)/)||a.match(/^\(\w+,\s*\w+,\s*(\w+)\)\s?\=\s?\>/);if(!s)return n;for(var o,l=s[1],u=new RegExp("(\\\\n|\\W)"+Xe(l)+ze,"g");o=u.exec(a);)"dll-reference"!==o[3]&&n[i].push(o[3]);for(u=new RegExp("\\("+Xe(l)+'\\("(dll-reference\\s([\\.|\\-|\\+|\\w|/|@]+))"\\)\\)'+ze,"g");o=u.exec(a);)e[o[2]]||(n[i].push(o[1]),e[o[2]]=r(o[1]).m),n[o[2]]=n[o[2]]||[],n[o[2]].push(o[4]);for(var d,h=Object.keys(n),f=0;f0}),!1)}function Ze(e,t,r,i){var n=e[i].map((function(e){return'"'+e+'": '+t[i][e].toString().replace(/^"[^"]+"/,"function")})).join(",");return qe[0]+"{"+n+"}"+qe[1]+'"'+r+'"'+qe[2]}var Je=r(764),et=r(729),tt=We()||{isTypeSupported:function(){return!1}},rt=function(){function e(e,t,i,n){var a=this;this.hls=void 0,this.id=void 0,this.observer=void 0,this.frag=null,this.part=null,this.useWorker=void 0,this.worker=void 0,this.onwmsg=void 0,this.transmuxer=null,this.onTransmuxComplete=void 0,this.onFlush=void 0;var u=e.config;this.hls=e,this.id=t,this.useWorker=!!u.enableWorker,this.onTransmuxComplete=i,this.onFlush=n;var d=function(e,t){(t=t||{}).frag=a.frag,t.id=a.id,a.hls.trigger(e,t)};this.observer=new et.EventEmitter,this.observer.on(s.Events.FRAG_DECRYPTED,d),this.observer.on(s.Events.ERROR,d);var h={mp4:tt.isTypeSupported("video/mp4"),mpeg:tt.isTypeSupported("audio/mpeg"),mp3:tt.isTypeSupported('audio/mp4; codecs="mp3"')},f=navigator.vendor;if(this.useWorker&&"undefined"!=typeof Worker){var c;l.logger.log("demuxing in webworker");try{c=this.worker=function(e,t){t=t||{};var i={main:r.m},n=t.all?{main:Object.keys(i.main)}:function(e,t){for(var r={main:[t]},i={main:[]},n={main:{}};$e(r);)for(var a=Object.keys(r),s=0;s1&&u.id===(null==y?void 0:y.stats.chunkCount),A=!T&&(1===S||0===S&&(1===b||L&&b<=0)),D=self.performance.now();(T||S||0===n.stats.parsing.start)&&(n.stats.parsing.start=D),!a||!b&&A||(a.stats.parsing.start=D);var R=!(y&&(null===(h=n.initSegment)||void 0===h?void 0:h.url)===(null===(f=y.initSegment)||void 0===f?void 0:f.url)),k=new Je.TransmuxState(E,A,o,T,p,R);if(!A||E||R){l.logger.log("[transmuxer-interface, "+n.type+"]: Starting new transmux session for sn: "+u.sn+" p: "+u.part+" level: "+u.level+" id: "+u.id+"\n discontinuity: "+E+"\n trackSwitch: "+T+"\n contiguous: "+A+"\n accurateTimeOffset: "+o+"\n timeOffset: "+p+"\n initSegmentChange: "+R);var _=new Je.TransmuxConfig(r,i,t,s,d);this.configureTransmuxer(_)}if(this.frag=n,this.part=a,g)g.postMessage({cmd:"demux",data:e,decryptdata:m,chunkMeta:u,state:k},e instanceof ArrayBuffer?[e]:[]);else if(v){var x=v.push(e,m,u,k);(0,Je.isPromise)(x)?x.then((function(e){c.handleTransmuxComplete(e)})):this.handleTransmuxComplete(x)}},t.flush=function(e){var t=this;e.transmuxing.start=self.performance.now();var r=this.transmuxer,i=this.worker;if(i)i.postMessage({cmd:"flush",chunkMeta:e});else if(r){var n=r.flush(e);(0,Je.isPromise)(n)?n.then((function(r){t.handleFlushResult(r,e)})):this.handleFlushResult(n,e)}},t.handleFlushResult=function(e,t){var r=this;e.forEach((function(e){r.handleTransmuxComplete(e)})),this.onFlush(t)},t.onWorkerMessage=function(e){var t=e.data,r=this.hls;switch(t.event){case"init":self.URL.revokeObjectURL(this.worker.objectURL);break;case"transmuxComplete":this.handleTransmuxComplete(t.data);break;case"flush":this.onFlush(t.data);break;case"workerLog":l.logger[t.data.logType]&&l.logger[t.data.logType](t.data.message);break;default:t.data=t.data||{},t.data.frag=this.frag,t.data.id=this.id,r.trigger(t.event,t.data)}},t.configureTransmuxer=function(e){var t=this.worker,r=this.transmuxer;t?t.postMessage({cmd:"configure",config:e}):r&&r.configure(e)},t.handleTransmuxComplete=function(e){e.chunkMeta.transmuxing.end=self.performance.now(),this.onTransmuxComplete(e)},e}(),it=function(){function e(e,t,r,i){this.config=void 0,this.media=null,this.fragmentTracker=void 0,this.hls=void 0,this.nudgeRetry=0,this.stallReported=!1,this.stalled=null,this.moved=!1,this.seeking=!1,this.config=e,this.media=t,this.fragmentTracker=r,this.hls=i}var t=e.prototype;return t.destroy=function(){this.media=null,this.hls=this.fragmentTracker=null},t.poll=function(e,t){var r=this.config,i=this.media,n=this.stalled;if(null!==i){var a=i.currentTime,s=i.seeking,o=this.seeking&&!s,u=!this.seeking&&s;if(this.seeking=s,a===e){if((u||o)&&(this.stalled=null),!(i.paused&&!s||i.ended||0===i.playbackRate)&&ce.getBuffered(i).length){var d=ce.bufferInfo(i,a,0),h=d.len>0,f=d.nextStart||0;if(h||f){if(s){var c=d.len>2,v=!f||t&&t.start<=a||f-a>2&&!this.fragmentTracker.getPartialFragment(a);if(c||v)return;this.moved=!1}if(!this.moved&&null!==this.stalled){var g,p=Math.max(f,d.start||0)-a,m=this.hls.levels?this.hls.levels[this.hls.currentLevel]:null,y=(null==m||null===(g=m.details)||void 0===g?void 0:g.live)?2*m.details.targetduration:2;if(p>0&&p<=y)return void this._trySkipBufferHole(null)}var E=self.performance.now();if(null!==n){var T=E-n;if(s||!(T>=250)||(this._reportStall(d),this.media)){var S=ce.bufferInfo(i,a,r.maxBufferHole);this._tryFixBufferStall(S,T)}}else this.stalled=E}}}else if(this.moved=!0,null!==n){if(this.stallReported){var b=self.performance.now()-n;l.logger.warn("playback not stuck anymore @"+a+", after "+Math.round(b)+"ms"),this.stallReported=!1}this.stalled=null,this.nudgeRetry=0}}},t._tryFixBufferStall=function(e,t){var r=this.config,i=this.fragmentTracker,n=this.media;if(null!==n){var a=n.currentTime,s=i.getPartialFragment(a);if(s&&(this._trySkipBufferHole(s)||!this.media))return;e.len>r.maxBufferHole&&t>1e3*r.highBufferWatchdogPeriod&&(l.logger.warn("Trying to nudge playhead over buffer-hole"),this.stalled=null,this._tryNudgeBuffer())}},t._reportStall=function(e){var t=this.hls,r=this.media;!this.stallReported&&r&&(this.stallReported=!0,l.logger.warn("Playback stalling at @"+r.currentTime+" due to low buffer ("+JSON.stringify(e)+")"),t.trigger(s.Events.ERROR,{type:o.ErrorTypes.MEDIA_ERROR,details:o.ErrorDetails.BUFFER_STALLED_ERROR,fatal:!1,buffer:e.len}))},t._trySkipBufferHole=function(e){var t=this.config,r=this.hls,i=this.media;if(null===i)return 0;for(var n=i.currentTime,a=0,u=ce.getBuffered(i),d=0;d=a&&n1?(i=0,this.bitrateTest=!0):i=r.nextAutoLevel),this.level=r.nextLoadLevel=i,this.loadedmetadata=!1}t>0&&-1===e&&(this.log("Override startPosition with lastCurrentTime @"+t.toFixed(3)),e=t),this.state=Fe,this.nextLoadPosition=this.startPosition=this.lastCurrentTime=e,this.tick()}else this._forceStartLoad=!0,this.state=Oe},u.stopLoad=function(){this._forceStartLoad=!1,e.prototype.stopLoad.call(this)},u.doTick=function(){switch(this.state){case Fe:this.doTickIdle();break;case je:var e,t=this.levels,r=this.level,i=null==t||null===(e=t[r])||void 0===e?void 0:e.details;if(i&&(!i.live||this.levelLastLoaded===this.level)){if(this.waitForCdnTuneIn(i))break;this.state=Fe;break}break;case Ue:var n,a=self.performance.now(),s=this.retryDate;(!s||a>=s||null!==(n=this.media)&&void 0!==n&&n.seeking)&&(this.log("retryDate reached, switch back to IDLE state"),this.resetStartWhenNotLoaded(this.level),this.state=Fe)}this.onTickEnd()},u.onTickEnd=function(){e.prototype.onTickEnd.call(this),this.checkBuffer(),this.checkFragmentChanged()},u.doTickIdle=function(){var e,t,r=this.hls,i=this.levelLastLoaded,n=this.levels,a=this.media,o=r.config,l=r.nextLoadLevel;if(null!==i&&(a||!this.startFragRequested&&o.startFragPrefetch)&&(!this.altAudio||!this.audioOnly)&&n&&n[l]){var u=n[l];this.level=r.nextLoadLevel=l;var d=u.details;if(!d||this.state===je||d.live&&this.levelLastLoaded!==l)this.state=je;else{var h=this.getMainFwdBufferInfo();if(null!==h&&!(h.len>=this.getMaxBufferLength(u.maxBitrate))){if(this._streamEnded(h,d)){var f={};return this.altAudio&&(f.type="video"),this.hls.trigger(s.Events.BUFFER_EOS,f),void(this.state=Ve)}this.backtrackFragment&&this.backtrackFragment.start>h.end&&(this.backtrackFragment=null);var c=this.backtrackFragment?this.backtrackFragment.start:h.end,v=this.getNextFragment(c,d);if(this.couldBacktrack&&!this.fragPrevious&&v&&"initSegment"!==v.sn&&this.fragmentTracker.getState(v)!==ae.OK){var g,m=(null!=(g=this.backtrackFragment)?g:v).sn-d.startSN,y=d.fragments[m-1];y&&v.cc===y.cc&&(v=y,this.fragmentTracker.removeFragment(y))}else this.backtrackFragment&&h.len&&(this.backtrackFragment=null);if(v&&this.fragmentTracker.getState(v)===ae.OK&&this.nextLoadPosition>c){var E=this.audioOnly&&!this.altAudio?p.ElementaryStreamTypes.AUDIO:p.ElementaryStreamTypes.VIDEO;a&&this.afterBufferFlushed(a,E,C.PlaylistLevelType.MAIN),v=this.getNextFragment(this.nextLoadPosition,d)}v&&(!v.initSegment||v.initSegment.data||this.bitrateTest||(v=v.initSegment),"identity"!==(null===(e=v.decryptdata)||void 0===e?void 0:e.keyFormat)||null!==(t=v.decryptdata)&&void 0!==t&&t.key?this.loadFragment(v,d,c):this.loadKey(v,d))}}}},u.loadFragment=function(t,r,i){var n,a=this.fragmentTracker.getState(t);this.fragCurrent=t,a===ae.NOT_LOADED?"initSegment"===t.sn?this._loadInitSegment(t):this.bitrateTest?(this.log("Fragment "+t.sn+" of level "+t.level+" is being downloaded to test bitrate and will not be buffered"),this._loadBitrateTestFrag(t)):(this.startFragRequested=!0,e.prototype.loadFragment.call(this,t,r,i)):a===ae.APPENDING?this.reduceMaxBufferLength(t.duration)&&this.fragmentTracker.removeFragment(t):0===(null===(n=this.media)||void 0===n?void 0:n.buffered.length)&&this.fragmentTracker.removeAllFragments()},u.getAppendedFrag=function(e){var t=this.fragmentTracker.getAppendedFrag(e,C.PlaylistLevelType.MAIN);return t&&"fragment"in t?t.fragment:t},u.getBufferedFrag=function(e){return this.fragmentTracker.getBufferedFrag(e,C.PlaylistLevelType.MAIN)},u.followingBufferedFrag=function(e){return e?this.getBufferedFrag(e.end+.5):null},u.immediateLevelSwitch=function(){this.abortCurrentFrag(),this.flushMainBuffer(0,Number.POSITIVE_INFINITY)},u.nextLevelSwitch=function(){var e=this.levels,t=this.media;if(null!=t&&t.readyState){var r,i=this.getAppendedFrag(t.currentTime);if(i&&i.start>1&&this.flushMainBuffer(0,i.start-1),!t.paused&&e){var n=e[this.hls.nextLoadLevel],a=this.fragLastKbps;r=a&&this.fragCurrent?this.fragCurrent.duration*n.maxBitrate/(1e3*a)+1:0}else r=0;var s=this.getBufferedFrag(t.currentTime+r);if(s){var o=this.followingBufferedFrag(s);if(o){this.abortCurrentFrag();var l=o.maxStartPTS?o.maxStartPTS:o.start,u=o.duration,d=Math.max(s.end,l+Math.min(Math.max(u-this.config.maxFragLookUpTolerance,.5*u),.75*u));this.flushMainBuffer(d,Number.POSITIVE_INFINITY)}}}},u.abortCurrentFrag=function(){var e=this.fragCurrent;switch(this.fragCurrent=null,this.backtrackFragment=null,null!=e&&e.loader&&e.loader.abort(),this.state){case Me:case Ne:case Ue:case Be:case Ge:this.state=Fe}this.nextLoadPosition=this.getLoadPosition()},u.flushMainBuffer=function(t,r){e.prototype.flushMainBuffer.call(this,t,r,this.altAudio?"video":null)},u.onMediaAttached=function(t,r){e.prototype.onMediaAttached.call(this,t,r);var i=r.media;this.onvplaying=this.onMediaPlaying.bind(this),this.onvseeked=this.onMediaSeeked.bind(this),i.addEventListener("playing",this.onvplaying),i.addEventListener("seeked",this.onvseeked),this.gapController=new it(this.config,i,this.fragmentTracker,this.hls)},u.onMediaDetaching=function(){var t=this.media;t&&this.onvplaying&&this.onvseeked&&(t.removeEventListener("playing",this.onvplaying),t.removeEventListener("seeked",this.onvseeked),this.onvplaying=this.onvseeked=null,this.videoBuffer=null),this.fragPlaying=null,this.gapController&&(this.gapController.destroy(),this.gapController=null),e.prototype.onMediaDetaching.call(this)},u.onMediaPlaying=function(){this.tick()},u.onMediaSeeked=function(){var e=this.media,t=e?e.currentTime:null;(0,a.isFiniteNumber)(t)&&this.log("Media seeked to "+t.toFixed(3)),this.tick()},u.onManifestLoading=function(){this.log("Trigger BUFFER_RESET"),this.hls.trigger(s.Events.BUFFER_RESET,void 0),this.fragmentTracker.removeAllFragments(),this.couldBacktrack=!1,this.startPosition=this.lastCurrentTime=0,this.fragPlaying=null,this.backtrackFragment=null},u.onManifestParsed=function(e,t){var r,i,n,a=!1,s=!1;t.levels.forEach((function(e){(r=e.audioCodec)&&(-1!==r.indexOf("mp4a.40.2")&&(a=!0),-1!==r.indexOf("mp4a.40.5")&&(s=!0))})),this.audioCodecSwitch=a&&s&&!("function"==typeof(null==(n=Ye())||null===(i=n.prototype)||void 0===i?void 0:i.changeType)),this.audioCodecSwitch&&this.log("Both AAC/HE-AAC audio found in levels; declaring level codec as HE-AAC"),this.levels=t.levels,this.startFragRequested=!1},u.onLevelLoading=function(e,t){var r=this.levels;if(r&&this.state===Fe){var i=r[t.level];(!i.details||i.details.live&&this.levelLastLoaded!==t.level||this.waitForCdnTuneIn(i.details))&&(this.state=je)}},u.onLevelLoaded=function(e,t){var r,i=this.levels,n=t.level,a=t.details,o=a.totalduration;if(i){this.log("Level "+n+" loaded ["+a.startSN+","+a.endSN+"], cc ["+a.startCC+", "+a.endCC+"] duration:"+o);var l=this.fragCurrent;!l||this.state!==Ne&&this.state!==Ue||l.level!==t.level&&l.loader&&(this.state=Fe,this.backtrackFragment=null,l.loader.abort());var u=i[n],d=0;if(a.live||null!==(r=u.details)&&void 0!==r&&r.live){if(a.fragments[0]||(a.deltaUpdateFailed=!0),a.deltaUpdateFailed)return;d=this.alignPlaylists(a,u.details)}if(u.details=a,this.levelLastLoaded=n,this.hls.trigger(s.Events.LEVEL_UPDATED,{details:a,level:n}),this.state===je){if(this.waitForCdnTuneIn(a))return;this.state=Fe}this.startFragRequested?a.live&&this.synchronizeToLiveEdge(a):this.setStartPosition(a,d),this.tick()}else this.warn("Levels were reset while loading level "+n)},u._handleFragmentLoadProgress=function(e){var t,r=e.frag,i=e.part,n=e.payload,a=this.levels;if(a){var s=a[r.level],o=s.details;if(o){var l=s.videoCodec,u=o.PTSKnown||!o.live,d=null===(t=r.initSegment)||void 0===t?void 0:t.data,h=this._getAudioCodec(s),f=this.transmuxer=this.transmuxer||new rt(this.hls,C.PlaylistLevelType.MAIN,this._handleTransmuxComplete.bind(this),this._handleTransmuxerFlush.bind(this)),c=i?i.index:-1,v=-1!==c,g=new ve(r.level,r.sn,r.stats.chunkCount,n.byteLength,c,v),p=this.initPTS[r.cc];f.push(n,d,h,l,r,i,o.totalduration,u,g,p)}else this.warn("Dropping fragment "+r.sn+" of level "+r.level+" after level details were reset")}else this.warn("Levels were reset while fragment load was in progress. Fragment "+r.sn+" of level "+r.level+" will not be buffered")},u.onAudioTrackSwitching=function(e,t){var r=this.altAudio,i=!!t.url,n=t.id;if(!i){if(this.mediaBuffer!==this.media){this.log("Switching on main audio, use media.buffered to schedule main fragment loading"),this.mediaBuffer=this.media;var a=this.fragCurrent;null!=a&&a.loader&&(this.log("Switching to main audio track, cancel main fragment load"),a.loader.abort()),this.resetTransmuxer(),this.resetLoadingState()}else this.audioOnly&&this.resetTransmuxer();var o=this.hls;r&&o.trigger(s.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:Number.POSITIVE_INFINITY,type:"audio"}),o.trigger(s.Events.AUDIO_TRACK_SWITCHED,{id:n})}},u.onAudioTrackSwitched=function(e,t){var r=t.id,i=!!this.hls.audioTracks[r].url;if(i){var n=this.videoBuffer;n&&this.mediaBuffer!==n&&(this.log("Switching on alternate audio, use video.buffered to schedule main fragment loading"),this.mediaBuffer=n)}this.altAudio=i,this.tick()},u.onBufferCreated=function(e,t){var r,i,n=t.tracks,a=!1;for(var s in n){var o=n[s];if("main"===o.id){if(i=s,r=o,"video"===s){var l=n[s];l&&(this.videoBuffer=l.buffer)}}else a=!0}a&&r?(this.log("Alternate track found, use "+i+".buffered to schedule main fragment loading"),this.mediaBuffer=r.buffer):this.mediaBuffer=this.media},u.onFragBuffered=function(e,t){var r=t.frag,i=t.part;if(!r||r.type===C.PlaylistLevelType.MAIN){if(this.fragContextChanged(r))return this.warn("Fragment "+r.sn+(i?" p: "+i.index:"")+" of level "+r.level+" finished buffering, but was aborted. state: "+this.state),void(this.state===Ge&&(this.state=Fe));var n=i?i.stats:r.stats;this.fragLastKbps=Math.round(8*n.total/(n.buffering.end-n.loading.first)),"initSegment"!==r.sn&&(this.fragPrevious=r),this.fragBufferedComplete(r,i)}},u.onError=function(e,t){switch(t.details){case o.ErrorDetails.FRAG_LOAD_ERROR:case o.ErrorDetails.FRAG_LOAD_TIMEOUT:case o.ErrorDetails.KEY_LOAD_ERROR:case o.ErrorDetails.KEY_LOAD_TIMEOUT:this.onFragmentOrKeyLoadError(C.PlaylistLevelType.MAIN,t);break;case o.ErrorDetails.LEVEL_LOAD_ERROR:case o.ErrorDetails.LEVEL_LOAD_TIMEOUT:this.state!==He&&(t.fatal?(this.warn(""+t.details),this.state=He):t.levelRetry||this.state!==je||(this.state=Fe));break;case o.ErrorDetails.BUFFER_FULL_ERROR:if("main"===t.parent&&(this.state===Be||this.state===Ge)){var r=!0,i=this.getFwdBufferInfo(this.media,C.PlaylistLevelType.MAIN);i&&i.len>.5&&(r=!this.reduceMaxBufferLength(i.len)),r&&(this.warn("buffer full error also media.currentTime is not buffered, flush main"),this.immediateLevelSwitch()),this.resetLoadingState()}}},u.checkBuffer=function(){var e=this.media,t=this.gapController;if(e&&t&&e.readyState){if(this.loadedmetadata||!ce.getBuffered(e).length){var r=this.state!==Fe?this.fragCurrent:null;t.poll(this.lastCurrentTime,r)}this.lastCurrentTime=e.currentTime}},u.onFragLoadEmergencyAborted=function(){this.state=Fe,this.loadedmetadata||(this.startFragRequested=!1,this.nextLoadPosition=this.startPosition),this.tickImmediate()},u.onBufferFlushed=function(e,t){var r=t.type;if(r!==p.ElementaryStreamTypes.AUDIO||this.audioOnly&&!this.altAudio){var i=(r===p.ElementaryStreamTypes.VIDEO?this.videoBuffer:this.mediaBuffer)||this.media;this.afterBufferFlushed(i,r,C.PlaylistLevelType.MAIN)}},u.onLevelsUpdated=function(e,t){this.levels=t.levels},u.swapAudioCodec=function(){this.audioCodecSwap=!this.audioCodecSwap},u.seekToStartPos=function(){var e=this.media;if(e){var t=e.currentTime,r=this.startPosition;if(r>=0&&t0&&(n1&&!1===e.seeking){var r=e.currentTime;if(ce.isBuffered(e,r)?t=this.getAppendedFrag(r):ce.isBuffered(e,r+.1)&&(t=this.getAppendedFrag(r+.1)),t){this.backtrackFragment=null;var i=this.fragPlaying,n=t.level;i&&t.sn===i.sn&&i.level===n&&t.urlId===i.urlId||(this.hls.trigger(s.Events.FRAG_CHANGED,{frag:t}),i&&i.level===n||this.hls.trigger(s.Events.LEVEL_SWITCHED,{level:n}),this.fragPlaying=t)}}},n=i,(l=[{key:"nextLevel",get:function(){var e=this.nextBufferedFrag;return e?e.level:-1}},{key:"currentFrag",get:function(){var e=this.media;return e?this.fragPlaying||this.getAppendedFrag(e.currentTime):null}},{key:"currentProgramDateTime",get:function(){var e=this.media;if(e){var t=e.currentTime,r=this.currentFrag;if(r&&(0,a.isFiniteNumber)(t)&&(0,a.isFiniteNumber)(r.programDateTime)){var i=r.programDateTime+1e3*(t-r.start);return new Date(i)}}return null}},{key:"currentLevel",get:function(){var e=this.currentFrag;return e?e.level:-1}},{key:"nextBufferedFrag",get:function(){var e=this.currentFrag;return e?this.followingBufferedFrag(e):null}},{key:"forceStartLoad",get:function(){return this._forceStartLoad}}])&&nt(n.prototype,l),Object.defineProperty(n,"prototype",{writable:!1}),i}(Ke);const ot=function(){function e(e,t,r){void 0===t&&(t=0),void 0===r&&(r=0),this.halfLife=void 0,this.alpha_=void 0,this.estimate_=void 0,this.totalWeight_=void 0,this.halfLife=e,this.alpha_=e?Math.exp(Math.log(.5)/e):0,this.estimate_=t,this.totalWeight_=r}var t=e.prototype;return t.sample=function(e,t){var r=Math.pow(this.alpha_,e);this.estimate_=t*(1-r)+r*this.estimate_,this.totalWeight_+=e},t.getTotalWeight=function(){return this.totalWeight_},t.getEstimate=function(){if(this.alpha_){var e=1-Math.pow(this.alpha_,this.totalWeight_);if(e)return this.estimate_/e}return this.estimate_},e}(),lt=function(){function e(e,t,r){this.defaultEstimate_=void 0,this.minWeight_=void 0,this.minDelayMs_=void 0,this.slow_=void 0,this.fast_=void 0,this.defaultEstimate_=r,this.minWeight_=.001,this.minDelayMs_=50,this.slow_=new ot(e),this.fast_=new ot(t)}var t=e.prototype;return t.update=function(e,t){var r=this.slow_,i=this.fast_;this.slow_.halfLife!==e&&(this.slow_=new ot(e,r.getEstimate(),r.getTotalWeight())),this.fast_.halfLife!==t&&(this.fast_=new ot(t,i.getEstimate(),i.getTotalWeight()))},t.sample=function(e,t){var r=(e=Math.max(e,this.minDelayMs_))/1e3,i=8*t/r;this.fast_.sample(r,i),this.slow_.sample(r,i)},t.canEstimate=function(){var e=this.fast_;return e&&e.getTotalWeight()>=this.minWeight_},t.getEstimate=function(){return this.canEstimate()?Math.min(this.fast_.getEstimate(),this.slow_.getEstimate()):this.defaultEstimate_},t.destroy=function(){},e}();function ut(e,t){for(var r=0;rp;b--){var A=g[b].maxBitrate;if((L=E?u*A/(6.4*E):u*A/v)=T||(l.logger.warn("Fragment "+e.sn+(t?" part "+t.index:"")+" of level "+e.level+" is loading too slowly and will cause an underbuffer; aborting and switching to level "+b+"\n Current BW estimate: "+((0,a.isFiniteNumber)(v)?(v/1024).toFixed(3):"Unknown")+" Kb/s\n Estimated load time for current fragment: "+T.toFixed(3)+" s\n Estimated load time for the next fragment: "+L.toFixed(3)+" s\n Time to underbuffer: "+S.toFixed(3)+" s"),r.nextLoadLevel=b,c&&this.bwEstimator.sample(h,o.loaded),this.clearTimer(),e.loader&&(this.fragCurrent=this.partCurrent=null,e.loader.abort()),r.trigger(s.Events.FRAG_LOAD_EMERGENCY_ABORTED,{frag:e,part:t,stats:o}))}}}}}},i.onFragLoaded=function(e,t){var r=t.frag,i=t.part;if(r.type===C.PlaylistLevelType.MAIN&&(0,a.isFiniteNumber)(r.sn)){var n=i?i.stats:r.stats,o=i?i.duration:r.duration;if(this.clearTimer(),this.lastLoadedFragLevel=r.level,this._nextAutoLevel=-1,this.hls.config.abrMaxWithRealBitrate){var l=this.hls.levels[r.level],u=(l.loaded?l.loaded.bytes:0)+n.loaded,d=(l.loaded?l.loaded.duration:0)+o;l.loaded={bytes:u,duration:d},l.realBitrate=Math.round(8*u/d)}if(r.bitrateTest){var h={stats:n,frag:r,part:i,id:r.type};this.onFragBuffered(s.Events.FRAG_BUFFERED,h)}}},i.onFragBuffered=function(e,t){var r=t.frag,i=t.part,n=i?i.stats:r.stats;if(!n.aborted&&r.type===C.PlaylistLevelType.MAIN&&"initSegment"!==r.sn){var a=n.parsing.end-n.loading.start;this.bwEstimator.sample(a,n.loaded),n.bwEstimate=this.bwEstimator.getEstimate(),r.bitrateTest?this.bitrateTestDelay=a/1e3:this.bitrateTestDelay=0}},i.onError=function(e,t){switch(t.details){case o.ErrorDetails.FRAG_LOAD_ERROR:case o.ErrorDetails.FRAG_LOAD_TIMEOUT:this.clearTimer()}},i.clearTimer=function(){self.clearInterval(this.timer),this.timer=void 0},i.getNextABRAutoLevel=function(){var e=this.fragCurrent,t=this.partCurrent,r=this.hls,i=r.maxAutoLevel,n=r.config,a=r.minAutoLevel,s=r.media,o=t?t.duration:e?e.duration:0,u=(s&&s.currentTime,s&&0!==s.playbackRate?Math.abs(s.playbackRate):1),d=this.bwEstimator?this.bwEstimator.getEstimate():n.abrEwmaDefaultEstimate,h=r.mainForwardBufferInfo,f=(h?h.len:0)/u,c=this.findBestLevel(d,a,i,f,n.abrBandWidthFactor,n.abrBandWidthUpFactor);if(c>=0)return c;l.logger.trace((f?"rebuffering expected":"buffer is empty")+", finding optimal quality level");var v=o?Math.min(o,n.maxStarvationDelay):n.maxStarvationDelay,g=n.abrBandWidthFactor,p=n.abrBandWidthUpFactor;if(!f){var m=this.bitrateTestDelay;m&&(v=(o?Math.min(o,n.maxLoadingDelay):n.maxLoadingDelay)-m,l.logger.trace("bitrate test took "+Math.round(1e3*m)+"ms, set first fragment max fetchDuration to "+Math.round(1e3*v)+" ms"),g=p=1)}return c=this.findBestLevel(d,a,i,f+v,g,p),Math.max(c,0)},i.findBestLevel=function(e,t,r,i,n,s){for(var o,u=this.fragCurrent,d=this.partCurrent,h=this.lastLoadedFragLevel,f=this.hls.levels,c=f[h],v=!(null==c||null===(o=c.details)||void 0===o||!o.live),g=null==c?void 0:c.codecSet,p=d?d.duration:u?u.duration:0,m=r;m>=t;m--){var y=f[m];if(y&&(!g||y.codecSet===g)){var E,T=y.details,S=(d?null==T?void 0:T.partTarget:null==T?void 0:T.averagetargetduration)||p;E=m<=h?n*e:s*e;var b=f[m].maxBitrate,L=b*S/E;if(l.logger.trace("level/adjustedbw/bitrate/avgDuration/maxFetchDuration/fetchDuration: "+m+"/"+Math.round(E)+"/"+b+"/"+S+"/"+i+"/"+L),E>b&&(0===L||!(0,a.isFiniteNumber)(L)||v&&!this.bitrateTestDelay||L0||Object.keys(this.pendingTracks).length>0},t.destroy=function(){this.unregisterListeners(),this.details=null},t.registerListeners=function(){var e=this.hls;e.on(s.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),e.on(s.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.on(s.Events.MANIFEST_PARSED,this.onManifestParsed,this),e.on(s.Events.BUFFER_RESET,this.onBufferReset,this),e.on(s.Events.BUFFER_APPENDING,this.onBufferAppending,this),e.on(s.Events.BUFFER_CODECS,this.onBufferCodecs,this),e.on(s.Events.BUFFER_EOS,this.onBufferEos,this),e.on(s.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),e.on(s.Events.LEVEL_UPDATED,this.onLevelUpdated,this),e.on(s.Events.FRAG_PARSED,this.onFragParsed,this),e.on(s.Events.FRAG_CHANGED,this.onFragChanged,this)},t.unregisterListeners=function(){var e=this.hls;e.off(s.Events.MEDIA_ATTACHING,this.onMediaAttaching,this),e.off(s.Events.MEDIA_DETACHING,this.onMediaDetaching,this),e.off(s.Events.MANIFEST_PARSED,this.onManifestParsed,this),e.off(s.Events.BUFFER_RESET,this.onBufferReset,this),e.off(s.Events.BUFFER_APPENDING,this.onBufferAppending,this),e.off(s.Events.BUFFER_CODECS,this.onBufferCodecs,this),e.off(s.Events.BUFFER_EOS,this.onBufferEos,this),e.off(s.Events.BUFFER_FLUSHING,this.onBufferFlushing,this),e.off(s.Events.LEVEL_UPDATED,this.onLevelUpdated,this),e.off(s.Events.FRAG_PARSED,this.onFragParsed,this),e.off(s.Events.FRAG_CHANGED,this.onFragChanged,this)},t._initSourceBuffer=function(){this.sourceBuffer={},this.operationQueue=new ct(this.sourceBuffer),this.listeners={audio:[],video:[],audiovideo:[]}},t.onManifestParsed=function(e,t){var r=2;(t.audio&&!t.video||!t.altAudio)&&(r=1),this.bufferCodecEventsExpected=this._bufferCodecEventsTotal=r,this.details=null,l.logger.log(this.bufferCodecEventsExpected+" bufferCodec event(s) expected")},t.onMediaAttaching=function(e,t){var r=this.media=t.media;if(r&&vt){var i=this.mediaSource=new vt;i.addEventListener("sourceopen",this._onMediaSourceOpen),i.addEventListener("sourceended",this._onMediaSourceEnded),i.addEventListener("sourceclose",this._onMediaSourceClose),r.src=self.URL.createObjectURL(i),this._objectUrl=r.src}},t.onMediaDetaching=function(){var e=this.media,t=this.mediaSource,r=this._objectUrl;if(t){if(l.logger.log("[buffer-controller]: media source detaching"),"open"===t.readyState)try{t.endOfStream()}catch(e){l.logger.warn("[buffer-controller]: onMediaDetaching: "+e.message+" while calling endOfStream")}this.onBufferReset(),t.removeEventListener("sourceopen",this._onMediaSourceOpen),t.removeEventListener("sourceended",this._onMediaSourceEnded),t.removeEventListener("sourceclose",this._onMediaSourceClose),e&&(r&&self.URL.revokeObjectURL(r),e.src===r?(e.removeAttribute("src"),e.load()):l.logger.warn("[buffer-controller]: media.src was changed by a third party - skip cleanup")),this.mediaSource=null,this.media=null,this._objectUrl=null,this.bufferCodecEventsExpected=this._bufferCodecEventsTotal,this.pendingTracks={},this.tracks={}}this.hls.trigger(s.Events.MEDIA_DETACHED,void 0)},t.onBufferReset=function(){var e=this;this.getSourceBufferTypes().forEach((function(t){var r=e.sourceBuffer[t];try{r&&(e.removeBufferListeners(t),e.mediaSource&&e.mediaSource.removeSourceBuffer(r),e.sourceBuffer[t]=void 0)}catch(e){l.logger.warn("[buffer-controller]: Failed to reset the "+t+" buffer",e)}})),this._initSourceBuffer()},t.onBufferCodecs=function(e,t){var r=this,i=this.getSourceBufferTypes().length;Object.keys(t).forEach((function(e){if(i){var n=r.tracks[e];if(n&&"function"==typeof n.buffer.changeType){var a=t[e],s=a.id,o=a.codec,u=a.levelCodec,d=a.container,h=a.metadata,f=(n.levelCodec||n.codec).replace(gt,"$1"),c=(u||o).replace(gt,"$1");if(f!==c){var v=d+";codecs="+(u||o);r.appendChangeType(e,v),l.logger.log("[buffer-controller]: switching codec "+f+" to "+c),r.tracks[e]={buffer:n.buffer,codec:o,container:d,levelCodec:u,metadata:h,id:s}}}}else r.pendingTracks[e]=t[e]})),i||(this.bufferCodecEventsExpected=Math.max(this.bufferCodecEventsExpected-1,0),this.mediaSource&&"open"===this.mediaSource.readyState&&this.checkPendingTracks())},t.appendChangeType=function(e,t){var r=this,i=this.operationQueue,n={execute:function(){var n=r.sourceBuffer[e];n&&(l.logger.log("[buffer-controller]: changing "+e+" sourceBuffer type to "+t),n.changeType(t)),i.shiftAndExecuteNext(e)},onStart:function(){},onComplete:function(){},onError:function(t){l.logger.warn("[buffer-controller]: Failed to change "+e+" SourceBuffer type",t)}};i.append(n,e)},t.onBufferAppending=function(e,t){var r=this,i=this.hls,n=this.operationQueue,a=this.tracks,u=t.data,d=t.type,h=t.frag,f=t.part,c=t.chunkMeta,v=c.buffering[d],g=self.performance.now();v.start=g;var p=h.stats.buffering,m=f?f.stats.buffering:null;0===p.start&&(p.start=g),m&&0===m.start&&(m.start=g);var y=a.audio,E="audio"===d&&1===c.id&&"audio/mpeg"===(null==y?void 0:y.container),T={execute:function(){if(v.executeStart=self.performance.now(),E){var e=r.sourceBuffer[d];if(e){var t=h.start-e.timestampOffset;Math.abs(t)>=.1&&(l.logger.log("[buffer-controller]: Updating audio SourceBuffer timestampOffset to "+h.start+" (delta: "+t+") sn: "+h.sn+")"),e.timestampOffset=h.start)}}r.appendExecutor(u,d)},onStart:function(){},onComplete:function(){var e=self.performance.now();v.executeEnd=v.end=e,0===p.first&&(p.first=e),m&&0===m.first&&(m.first=e);var t=r.sourceBuffer,i={};for(var n in t)i[n]=ce.getBuffered(t[n]);r.appendError=0,r.hls.trigger(s.Events.BUFFER_APPENDED,{type:d,frag:h,part:f,chunkMeta:c,parent:h.type,timeRanges:i})},onError:function(e){l.logger.error("[buffer-controller]: Error encountered while trying to append to the "+d+" SourceBuffer",e);var t={type:o.ErrorTypes.MEDIA_ERROR,parent:h.type,details:o.ErrorDetails.BUFFER_APPEND_ERROR,err:e,fatal:!1};e.code===DOMException.QUOTA_EXCEEDED_ERR?t.details=o.ErrorDetails.BUFFER_FULL_ERROR:(r.appendError++,t.details=o.ErrorDetails.BUFFER_APPEND_ERROR,r.appendError>i.config.appendErrorMaxRetry&&(l.logger.error("[buffer-controller]: Failed "+i.config.appendErrorMaxRetry+" times to append segment in sourceBuffer"),t.fatal=!0,i.stopLoad())),i.trigger(s.Events.ERROR,t)}};n.append(T,d)},t.onBufferFlushing=function(e,t){var r=this,i=this.operationQueue,n=function(e){return{execute:r.removeExecutor.bind(r,e,t.startOffset,t.endOffset),onStart:function(){},onComplete:function(){r.hls.trigger(s.Events.BUFFER_FLUSHED,{type:e})},onError:function(t){l.logger.warn("[buffer-controller]: Failed to remove from "+e+" SourceBuffer",t)}}};t.type?i.append(n(t.type),t.type):this.getSourceBufferTypes().forEach((function(e){i.append(n(e),e)}))},t.onFragParsed=function(e,t){var r=this,i=t.frag,n=t.part,a=[],o=n?n.elementaryStreams:i.elementaryStreams;o[p.ElementaryStreamTypes.AUDIOVIDEO]?a.push("audiovideo"):(o[p.ElementaryStreamTypes.AUDIO]&&a.push("audio"),o[p.ElementaryStreamTypes.VIDEO]&&a.push("video")),0===a.length&&l.logger.warn("Fragments must have at least one ElementaryStreamType set. type: "+i.type+" level: "+i.level+" sn: "+i.sn),this.blockBuffers((function(){var e=self.performance.now();i.stats.buffering.end=e,n&&(n.stats.buffering.end=e);var t=n?n.stats:i.stats;r.hls.trigger(s.Events.FRAG_BUFFERED,{frag:i,part:n,stats:t,id:i.type})}),a)},t.onFragChanged=function(e,t){this.flushBackBuffer()},t.onBufferEos=function(e,t){var r=this;this.getSourceBufferTypes().reduce((function(e,i){var n=r.sourceBuffer[i];return t.type&&t.type!==i||n&&!n.ended&&(n.ended=!0,l.logger.log("[buffer-controller]: "+i+" sourceBuffer now EOS")),e&&!(n&&!n.ended)}),!0)&&this.blockBuffers((function(){var e=r.mediaSource;e&&"open"===e.readyState&&e.endOfStream()}))},t.onLevelUpdated=function(e,t){var r=t.details;r.fragments.length&&(this.details=r,this.getSourceBufferTypes().length?this.blockBuffers(this.updateMediaElementDuration.bind(this)):this.updateMediaElementDuration())},t.flushBackBuffer=function(){var e=this.hls,t=this.details,r=this.media,i=this.sourceBuffer;if(r&&null!==t){var n=this.getSourceBufferTypes();if(n.length){var o=t.live&&null!==e.config.liveBackBufferLength?e.config.liveBackBufferLength:e.config.backBufferLength;if((0,a.isFiniteNumber)(o)&&!(o<0)){var l=r.currentTime,u=t.levelTargetDuration,d=Math.max(o,u),h=Math.floor(l/u)*u-d;n.forEach((function(r){var n=i[r];if(n){var a=ce.getBuffered(n);a.length>0&&h>a.start(0)&&(e.trigger(s.Events.BACK_BUFFER_REACHED,{bufferEnd:h}),t.live&&e.trigger(s.Events.LIVE_BACK_BUFFER_REACHED,{bufferEnd:h}),e.trigger(s.Events.BUFFER_FLUSHING,{startOffset:0,endOffset:h,type:r}))}}))}}}},t.updateMediaElementDuration=function(){if(this.details&&this.media&&this.mediaSource&&"open"===this.mediaSource.readyState){var e=this.details,t=this.hls,r=this.media,i=this.mediaSource,n=e.fragments[0].start+e.totalduration,s=r.duration,o=(0,a.isFiniteNumber)(i.duration)?i.duration:0;e.live&&t.config.liveDurationInfinity?(l.logger.log("[buffer-controller]: Media Source duration is set to Infinity"),i.duration=1/0,this.updateSeekableRange(e)):(n>o&&n>s||!(0,a.isFiniteNumber)(s))&&(l.logger.log("[buffer-controller]: Updating Media Source duration to "+n.toFixed(3)),i.duration=n)}},t.updateSeekableRange=function(e){var t=this.mediaSource,r=e.fragments;if(r.length&&e.live&&null!=t&&t.setLiveSeekableRange){var i=Math.max(0,r[0].start),n=Math.max(i,i+e.totalduration);t.setLiveSeekableRange(i,n)}},t.checkPendingTracks=function(){var e=this.bufferCodecEventsExpected,t=this.operationQueue,r=this.pendingTracks,i=Object.keys(r).length;if(i&&!e||2===i){this.createSourceBuffers(r),this.pendingTracks={};var n=this.getSourceBufferTypes();if(0===n.length)return void this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.MEDIA_ERROR,details:o.ErrorDetails.BUFFER_INCOMPATIBLE_CODECS_ERROR,fatal:!0,reason:"could not create source buffer for media codec(s)"});n.forEach((function(e){t.executeNext(e)}))}},t.createSourceBuffers=function(e){var t=this.sourceBuffer,r=this.mediaSource;if(!r)throw Error("createSourceBuffers called when mediaSource was null");var i=0;for(var n in e)if(!t[n]){var a=e[n];if(!a)throw Error("source buffer exists for track "+n+", however track does not");var u=a.levelCodec||a.codec,d=a.container+";codecs="+u;l.logger.log("[buffer-controller]: creating sourceBuffer("+d+")");try{var h=t[n]=r.addSourceBuffer(d),f=n;this.addBufferListener(f,"updatestart",this._onSBUpdateStart),this.addBufferListener(f,"updateend",this._onSBUpdateEnd),this.addBufferListener(f,"error",this._onSBUpdateError),this.tracks[n]={buffer:h,codec:u,container:a.container,levelCodec:a.levelCodec,metadata:a.metadata,id:a.id},i++}catch(e){l.logger.error("[buffer-controller]: error while trying to add sourceBuffer: "+e.message),this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.MEDIA_ERROR,details:o.ErrorDetails.BUFFER_ADD_CODEC_ERROR,fatal:!1,error:e,mimeType:d})}}i&&this.hls.trigger(s.Events.BUFFER_CREATED,{tracks:this.tracks})},t._onSBUpdateStart=function(e){this.operationQueue.current(e).onStart()},t._onSBUpdateEnd=function(e){var t=this.operationQueue;t.current(e).onComplete(),t.shiftAndExecuteNext(e)},t._onSBUpdateError=function(e,t){l.logger.error("[buffer-controller]: "+e+" SourceBuffer error",t),this.hls.trigger(s.Events.ERROR,{type:o.ErrorTypes.MEDIA_ERROR,details:o.ErrorDetails.BUFFER_APPENDING_ERROR,fatal:!1});var r=this.operationQueue.current(e);r&&r.onError(t)},t.removeExecutor=function(e,t,r){var i=this.media,n=this.mediaSource,s=this.operationQueue,o=this.sourceBuffer[e];if(!i||!n||!o)return l.logger.warn("[buffer-controller]: Attempting to remove from the "+e+" SourceBuffer, but it does not exist"),void s.shiftAndExecuteNext(e);var u=(0,a.isFiniteNumber)(i.duration)?i.duration:1/0,d=(0,a.isFiniteNumber)(n.duration)?n.duration:1/0,h=Math.max(0,t),f=Math.min(r,u,d);f>h?(l.logger.log("[buffer-controller]: Removing ["+h+","+f+"] from the "+e+" SourceBuffer"),o.remove(h,f)):s.shiftAndExecuteNext(e)},t.appendExecutor=function(e,t){var r=this.operationQueue,i=this.sourceBuffer[t];if(!i)return l.logger.warn("[buffer-controller]: Attempting to append to the "+t+" SourceBuffer, but it does not exist"),void r.shiftAndExecuteNext(t);i.ended=!1,i.appendBuffer(e)},t.blockBuffers=function(e,t){var r=this;if(void 0===t&&(t=this.getSourceBufferTypes()),!t.length)return l.logger.log("[buffer-controller]: Blocking operation requested, but no SourceBuffers exist"),void Promise.resolve().then(e);var i=this.operationQueue,n=t.map((function(e){return i.appendBlocker(e)}));Promise.all(n).then((function(){e(),t.forEach((function(e){var t=r.sourceBuffer[e];t&&t.updating||i.shiftAndExecuteNext(e)}))}))},t.getSourceBufferTypes=function(){return Object.keys(this.sourceBuffer)},t.addBufferListener=function(e,t,r){var i=this.sourceBuffer[e];if(i){var n=r.bind(this,e);this.listeners[e].push({event:t,listener:n}),i.addEventListener(t,n)}},t.removeBufferListeners=function(e){var t=this.sourceBuffer[e];t&&this.listeners[e].forEach((function(e){t.removeEventListener(e.event,e.listener)}))},e}();function mt(e,t){for(var r=0;r0&&this.mediaWidth>0){var e=this.hls.levels;if(e.length){var t=this.hls;t.autoLevelCapping=this.getMaxLevel(e.length-1),t.autoLevelCapping>this.autoLevelCapping&&this.streamController&&this.streamController.nextLevelSwitch(),this.autoLevelCapping=t.autoLevelCapping}}},i.getMaxLevel=function(t){var r=this,i=this.hls.levels;if(!i.length)return-1;var n=i.filter((function(i,n){return e.isLevelAllowed(n,r.restrictedLevels)&&n<=t}));return this.clientRect=null,e.getMaxLevelByMediaSize(n,this.mediaWidth,this.mediaHeight)},i.startCapping=function(){this.timer||(this.autoLevelCapping=Number.POSITIVE_INFINITY,this.hls.firstLevel=this.getMaxLevel(this.firstLevel),self.clearInterval(this.timer),this.timer=self.setInterval(this.detectPlayerSize.bind(this),1e3),this.detectPlayerSize())},i.stopCapping=function(){this.restrictedLevels=[],this.firstLevel=-1,this.autoLevelCapping=Number.POSITIVE_INFINITY,this.timer&&(self.clearInterval(this.timer),this.timer=void 0)},i.getDimensions=function(){if(this.clientRect)return this.clientRect;var e=this.media,t={width:0,height:0};if(e){var r=e.getBoundingClientRect();t.width=r.width,t.height=r.height,t.width||t.height||(t.width=r.right-r.left||e.width||0,t.height=r.bottom-r.top||e.height||0)}return this.clientRect=t,t},e.isLevelAllowed=function(e,t){return void 0===t&&(t=[]),-1===t.indexOf(e)},e.getMaxLevelByMediaSize=function(e,t,r){if(!e||!e.length)return-1;for(var i,n,a=e.length-1,s=0;s=t||o.height>=r)&&(i=o,!(n=e[s+1])||i.width!==n.width||i.height!==n.height)){a=s;break}}return a},t=e,(r=[{key:"mediaWidth",get:function(){return this.getDimensions().width*this.contentScaleFactor}},{key:"mediaHeight",get:function(){return this.getDimensions().height*this.contentScaleFactor}},{key:"contentScaleFactor",get:function(){var e=1;if(!this.hls.config.ignoreDevicePixelRatio)try{e=self.devicePixelRatio}catch(e){}return e}}])&&mt(t.prototype,r),Object.defineProperty(t,"prototype",{writable:!1}),e}(),Et=function(){function e(e){this.hls=void 0,this.isVideoPlaybackQualityAvailable=!1,this.timer=void 0,this.media=null,this.lastTime=void 0,this.lastDroppedFrames=0,this.lastDecodedFrames=0,this.streamController=void 0,this.hls=e,this.registerListeners()}var t=e.prototype;return t.setStreamController=function(e){this.streamController=e},t.registerListeners=function(){this.hls.on(s.Events.MEDIA_ATTACHING,this.onMediaAttaching,this)},t.unregisterListeners=function(){this.hls.off(s.Events.MEDIA_ATTACHING,this.onMediaAttaching)},t.destroy=function(){this.timer&&clearInterval(this.timer),this.unregisterListeners(),this.isVideoPlaybackQualityAvailable=!1,this.media=null},t.onMediaAttaching=function(e,t){var r=this.hls.config;if(r.capLevelOnFPSDrop){var i=t.media instanceof self.HTMLVideoElement?t.media:null;this.media=i,i&&"function"==typeof i.getVideoPlaybackQuality&&(this.isVideoPlaybackQualityAvailable=!0),self.clearInterval(this.timer),this.timer=self.setInterval(this.checkFPSInterval.bind(this),r.fpsDroppedMonitoringPeriod)}},t.checkFPS=function(e,t,r){var i=performance.now();if(t){if(this.lastTime){var n=i-this.lastTime,a=r-this.lastDroppedFrames,o=t-this.lastDecodedFrames,u=1e3*a/n,d=this.hls;if(d.trigger(s.Events.FPS_DROP,{currentDropped:a,currentDecoded:o,totalDroppedFrames:r}),u>0&&a>d.config.fpsDroppedMonitoringThreshold*o){var h=d.currentLevel;l.logger.warn("drop FPS ratio greater than max allowed value for currentLevel: "+h),h>0&&(-1===d.autoLevelCapping||d.autoLevelCapping>=h)&&(h-=1,d.trigger(s.Events.FPS_DROP_LEVEL_CAPPING,{level:h,droppedLevel:d.currentLevel}),d.autoLevelCapping=h,this.streamController.nextLevelSwitch())}}this.lastTime=i,this.lastDroppedFrames=r,this.lastDecodedFrames=t}},t.checkFPSInterval=function(){var e=this.media;if(e)if(this.isVideoPlaybackQualityAvailable){var t=e.getVideoPlaybackQuality();this.checkFPS(e,t.totalVideoFrames,t.droppedVideoFrames)}else this.checkFPS(e,e.webkitDecodedFrameCount,e.webkitDroppedFrameCount)},e}();var Tt=r(408),St=/^age:\s*[\d.]+\s*$/m;const bt=function(){function e(e){this.xhrSetup=void 0,this.requestTimeout=void 0,this.retryTimeout=void 0,this.retryDelay=void 0,this.config=null,this.callbacks=null,this.context=void 0,this.loader=null,this.stats=void 0,this.xhrSetup=e?e.xhrSetup:null,this.stats=new Tt.LoadStats,this.retryDelay=0}var t=e.prototype;return t.destroy=function(){this.callbacks=null,this.abortInternal(),this.loader=null,this.config=null},t.abortInternal=function(){var e=this.loader;self.clearTimeout(this.requestTimeout),self.clearTimeout(this.retryTimeout),e&&(e.onreadystatechange=null,e.onprogress=null,4!==e.readyState&&(this.stats.aborted=!0,e.abort()))},t.abort=function(){var e;this.abortInternal(),null!==(e=this.callbacks)&&void 0!==e&&e.onAbort&&this.callbacks.onAbort(this.stats,this.context,this.loader)},t.load=function(e,t,r){if(this.stats.loading.start)throw new Error("Loader can only be used once.");this.stats.loading.start=self.performance.now(),this.context=e,this.config=t,this.callbacks=r,this.retryDelay=t.retryDelay,this.loadInternal()},t.loadInternal=function(){var e=this.config,t=this.context;if(e){var r=this.loader=new self.XMLHttpRequest,i=this.stats;i.loading.first=0,i.loaded=0;var n=this.xhrSetup;try{if(n)try{n(r,t.url)}catch(e){r.open("GET",t.url,!0),n(r,t.url)}r.readyState||r.open("GET",t.url,!0);var a=this.context.headers;if(a)for(var s in a)r.setRequestHeader(s,a[s])}catch(e){return void this.callbacks.onError({code:r.status,text:e.message},t,r)}t.rangeEnd&&r.setRequestHeader("Range","bytes="+t.rangeStart+"-"+(t.rangeEnd-1)),r.onreadystatechange=this.readystatechange.bind(this),r.onprogress=this.loadprogress.bind(this),r.responseType=t.responseType,self.clearTimeout(this.requestTimeout),this.requestTimeout=self.setTimeout(this.loadtimeout.bind(this),e.timeout),r.send()}},t.readystatechange=function(){var e=this.context,t=this.loader,r=this.stats;if(e&&t){var i=t.readyState,n=this.config;if(!r.aborted&&i>=2)if(self.clearTimeout(this.requestTimeout),0===r.loading.first&&(r.loading.first=Math.max(self.performance.now(),r.loading.start)),4===i){t.onreadystatechange=null,t.onprogress=null;var a=t.status,s="arraybuffer"===t.responseType;if(a>=200&&a<300&&(s&&t.response||null!==t.responseText)){var o,u;if(r.loading.end=Math.max(self.performance.now(),r.loading.first),u=s?(o=t.response).byteLength:(o=t.responseText).length,r.loaded=r.total=u,!this.callbacks)return;var d=this.callbacks.onProgress;if(d&&d(r,e,o,t),!this.callbacks)return;var h={url:t.responseURL,data:o};this.callbacks.onSuccess(h,r,e,t)}else r.retry>=n.maxRetry||a>=400&&a<499?(l.logger.error(a+" while loading "+e.url),this.callbacks.onError({code:a,text:t.statusText},e,t)):(l.logger.warn(a+" while loading "+e.url+", retrying in "+this.retryDelay+"..."),this.abortInternal(),this.loader=null,self.clearTimeout(this.retryTimeout),this.retryTimeout=self.setTimeout(this.loadInternal.bind(this),this.retryDelay),this.retryDelay=Math.min(2*this.retryDelay,n.maxRetryDelay),r.retry++)}else self.clearTimeout(this.requestTimeout),this.requestTimeout=self.setTimeout(this.loadtimeout.bind(this),n.timeout)}},t.loadtimeout=function(){l.logger.warn("timeout while loading "+this.context.url);var e=this.callbacks;e&&(this.abortInternal(),e.onTimeout(this.stats,this.context,this.loader))},t.loadprogress=function(e){var t=this.stats;t.loaded=e.loaded,e.lengthComputable&&(t.total=e.total)},t.getCacheAge=function(){var e=null;if(this.loader&&St.test(this.loader.getAllResponseHeaders())){var t=this.loader.getResponseHeader("age");e=t?parseFloat(t):null}return e},e}();var Lt=function(){function e(){this.chunks=[],this.dataLength=0}var t=e.prototype;return t.push=function(e){this.chunks.push(e),this.dataLength+=e.length},t.flush=function(){var e,t=this.chunks,r=this.dataLength;return t.length?(e=1===t.length?t[0]:function(e,t){for(var r=new Uint8Array(t),i=0,n=0;n=i&&n(t,r,a.flush(),e)):n(t,r,l,e),o()})).catch((function(){return Promise.reject()}))}()},e}();function wt(e,t){return new self.Request(e.url,t)}var Ct=function(e){var t,r;function i(t,r,i){var n;return(n=e.call(this,t)||this).code=void 0,n.details=void 0,n.code=r,n.details=i,n}return r=e,(t=i).prototype=Object.create(r.prototype),t.prototype.constructor=t,kt(t,r),i}(At(Error));const Pt=It;var Ot;!function(e){e.WIDEVINE="com.widevine.alpha",e.PLAYREADY="com.microsoft.playready"}(Ot||(Ot={}));var Ft="undefined"!=typeof self&&self.navigator&&self.navigator.requestMediaKeySystemAccess?self.navigator.requestMediaKeySystemAccess.bind(self.navigator):null;function Mt(){return Mt=Object.assign?Object.assign.bind():function(e){for(var t=1;t=t)return i;return 0}},{key:"maxAutoLevel",get:function(){var e=this.levels,t=this.autoLevelCapping;return-1===t&&e&&e.length?e.length-1:t}},{key:"nextAutoLevel",get:function(){return Math.min(Math.max(this.abrController.nextAutoLevel,this.minAutoLevel),this.maxAutoLevel)},set:function(e){this.abrController.nextAutoLevel=Math.max(this.minAutoLevel,e)}},{key:"playingDate",get:function(){return this.streamController.currentProgramDateTime}},{key:"mainForwardBufferInfo",get:function(){return this.streamController.getMainFwdBufferInfo()}},{key:"audioTracks",get:function(){var e=this.audioTrackController;return e?e.audioTracks:[]}},{key:"audioTrack",get:function(){var e=this.audioTrackController;return e?e.audioTrack:-1},set:function(e){var t=this.audioTrackController;t&&(t.audioTrack=e)}},{key:"subtitleTracks",get:function(){var e=this.subtitleTrackController;return e?e.subtitleTracks:[]}},{key:"subtitleTrack",get:function(){var e=this.subtitleTrackController;return e?e.subtitleTrack:-1},set:function(e){var t=this.subtitleTrackController;t&&(t.subtitleTrack=e)}},{key:"media",get:function(){return this._media}},{key:"subtitleDisplay",get:function(){var e=this.subtitleTrackController;return!!e&&e.subtitleDisplay},set:function(e){var t=this.subtitleTrackController;t&&(t.subtitleDisplay=e)}},{key:"lowLatencyMode",get:function(){return this.config.lowLatencyMode},set:function(e){this.config.lowLatencyMode=e}},{key:"liveSyncPosition",get:function(){return this.latencyController.liveSyncPosition}},{key:"latency",get:function(){return 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Object.getOwnPropertySymbols?n.concat(Object.getOwnPropertySymbols(e)):n},o.prototype.listeners=function(e){var t=r?r+e:e,i=this._events[t];if(!i)return[];if(i.fn)return[i.fn];for(var n=0,a=i.length,s=new Array(a);n{var t=e&&e.__esModule?()=>e.default:()=>e;return r.d(t,{a:t}),t},r.d=(e,t)=>{for(var i in t)r.o(t,i)&&!r.o(e,i)&&Object.defineProperty(e,i,{enumerable:!0,get:t[i]})},r.o=(e,t)=>Object.prototype.hasOwnProperty.call(e,t),r.r=e=>{"undefined"!=typeof Symbol&&Symbol.toStringTag&&Object.defineProperty(e,Symbol.toStringTag,{value:"Module"}),Object.defineProperty(e,"__esModule",{value:!0})};var i=r(392);return i.default})())); +// @license-end diff --git a/public/robots.txt b/public/robots.txt index 7a74568..812656a 100644 --- a/public/robots.txt +++ b/public/robots.txt @@ -1,4 +1,5 @@ User-agent: * Disallow: / +Crawl-delay: 1 User-agent: Twitterbot Disallow: diff --git a/src/api.nim b/src/api.nim index 392795c..b23aa87 100644 --- a/src/api.nim +++ b/src/api.nim @@ -4,123 +4,143 @@ import packedjson import types, query, formatters, consts, apiutils, parser import experimental/parser as newParser -proc getGraphUser*(id: string): Future[User] {.async.} = +proc getGraphUser*(username: string): Future[User] {.async.} = + if username.len == 0: return + let + variables = %*{"screen_name": username} + params = {"variables": $variables, "features": gqlFeatures} + js = await fetchRaw(graphUser ? params, Api.userScreenName) + result = parseGraphUser(js) + +proc getGraphUserById*(id: string): Future[User] {.async.} = if id.len == 0 or id.any(c => not c.isDigit): return let - variables = %*{"userId": id, "withSuperFollowsUserFields": true} - js = await fetchRaw(graphUser ? {"variables": $variables}, Api.userRestId) + variables = %*{"userId": id} + params = {"variables": $variables, "features": gqlFeatures} + js = await fetchRaw(graphUserById ? params, Api.userRestId) result = parseGraphUser(js) +proc getGraphUserTweets*(id: string; kind: TimelineKind; after=""): Future[Timeline] {.async.} = + if id.len == 0: return + let + cursor = if after.len > 0: "\"cursor\":\"$1\"," % after else: "" + variables = userTweetsVariables % [id, cursor] + params = {"variables": variables, "features": gqlFeatures} + (url, apiId) = case kind + of TimelineKind.tweets: (graphUserTweets, Api.userTweets) + of TimelineKind.replies: (graphUserTweetsAndReplies, Api.userTweetsAndReplies) + of TimelineKind.media: (graphUserMedia, Api.userMedia) + js = await fetch(url ? params, apiId) + result = parseGraphTimeline(js, "user", after) + +proc getGraphListTweets*(id: string; after=""): Future[Timeline] {.async.} = + if id.len == 0: return + let + cursor = if after.len > 0: "\"cursor\":\"$1\"," % after else: "" + variables = listTweetsVariables % [id, cursor] + params = {"variables": variables, "features": gqlFeatures} + js = await fetch(graphListTweets ? params, Api.listTweets) + result = parseGraphTimeline(js, "list", after) + proc getGraphListBySlug*(name, list: string): Future[List] {.async.} = let - variables = %*{"screenName": name, "listSlug": list, "withHighlightedLabel": false} - url = graphListBySlug ? {"variables": $variables} - result = parseGraphList(await fetch(url, Api.listBySlug)) + variables = %*{"screenName": name, "listSlug": list} + params = {"variables": $variables, "features": gqlFeatures} + result = parseGraphList(await fetch(graphListBySlug ? params, Api.listBySlug)) proc getGraphList*(id: string): Future[List] {.async.} = let - variables = %*{"listId": id, "withHighlightedLabel": false} - url = graphList ? {"variables": $variables} - result = parseGraphList(await fetch(url, Api.list)) + variables = %*{"listId": id} + params = {"variables": $variables, "features": gqlFeatures} + result = parseGraphList(await fetch(graphListById ? params, Api.list)) proc getGraphListMembers*(list: List; after=""): Future[Result[User]] {.async.} = if list.id.len == 0: return var variables = %*{ "listId": list.id, - "withSuperFollowsUserFields": false, "withBirdwatchPivots": false, "withDownvotePerspective": false, "withReactionsMetadata": false, - "withReactionsPerspective": false, - "withSuperFollowsTweetFields": false + "withReactionsPerspective": false } if after.len > 0: variables["cursor"] = % after - let url = graphListMembers ? {"variables": $variables} + let url = graphListMembers ? {"variables": $variables, "features": gqlFeatures} result = parseGraphListMembers(await fetchRaw(url, Api.listMembers), after) -proc getListTimeline*(id: string; after=""): Future[Timeline] {.async.} = +proc getGraphTweetResult*(id: string): Future[Tweet] {.async.} = if id.len == 0: return let - ps = genParams({"list_id": id, "ranking_mode": "reverse_chronological"}, after) - url = listTimeline ? ps - result = parseTimeline(await fetch(url, Api.timeline), after) + variables = tweetResultVariables % id + params = {"variables": variables, "features": gqlFeatures} + js = await fetch(graphTweetResult ? params, Api.tweetResult) + result = parseGraphTweetResult(js) -proc getUser*(username: string): Future[User] {.async.} = - if username.len == 0: return - let - ps = genParams({"screen_name": username}) - json = await fetchRaw(userShow ? ps, Api.userShow) - result = parseUser(json, username) - -proc getUserById*(userId: string): Future[User] {.async.} = - if userId.len == 0: return - let - ps = genParams({"user_id": userId}) - json = await fetchRaw(userShow ? ps, Api.userShow) - result = parseUser(json) - -proc getTimeline*(id: string; after=""; replies=false): Future[Timeline] {.async.} = +proc getGraphTweet(id: string; after=""): Future[Conversation] {.async.} = if id.len == 0: return let - ps = genParams({"userId": id, "include_tweet_replies": $replies}, after) - url = timeline / (id & ".json") ? ps - result = parseTimeline(await fetch(url, Api.timeline), after) + cursor = if after.len > 0: "\"cursor\":\"$1\"," % after else: "" + variables = tweetVariables % [id, cursor] + params = {"variables": variables, "features": gqlFeatures} + js = await fetch(graphTweet ? params, Api.tweetDetail) + result = parseGraphConversation(js, id) -proc getMediaTimeline*(id: string; after=""): Future[Timeline] {.async.} = - if id.len == 0: return - let url = mediaTimeline / (id & ".json") ? genParams(cursor=after) - result = parseTimeline(await fetch(url, Api.timeline), after) +proc getReplies*(id, after: string): Future[Result[Chain]] {.async.} = + result = (await getGraphTweet(id, after)).replies + result.beginning = after.len == 0 + +proc getTweet*(id: string; after=""): Future[Conversation] {.async.} = + result = await getGraphTweet(id) + if after.len > 0: + result.replies = await getReplies(id, after) + +proc getGraphSearch*(query: Query; after=""): Future[Result[Tweet]] {.async.} = + let q = genQueryParam(query) + if q.len == 0 or q == emptyQuery: + return Result[Tweet](query: query, beginning: true) + + var + variables = %*{ + "rawQuery": q, + "count": 20, + "product": "Latest", + "withDownvotePerspective": false, + "withReactionsMetadata": false, + "withReactionsPerspective": false + } + if after.len > 0: + variables["cursor"] = % after + let url = graphSearchTimeline ? {"variables": $variables, "features": gqlFeatures} + result = parseGraphSearch(await fetch(url, Api.search), after) + result.query = query + +proc getUserSearch*(query: Query; page="1"): Future[Result[User]] {.async.} = + if query.text.len == 0: + return Result[User](query: query, beginning: true) + + var url = userSearch ? { + "q": query.text, + "skip_status": "1", + "count": "20", + "page": page + } + + result = parseUsers(await fetchRaw(url, Api.userSearch)) + result.query = query + if page.len == 0: + result.bottom = "2" + elif page.allCharsInSet(Digits): + result.bottom = $(parseInt(page) + 1) proc getPhotoRail*(name: string): Future[PhotoRail] {.async.} = if name.len == 0: return let ps = genParams({"screen_name": name, "trim_user": "true"}, - count="18", ext=false) + count="18", ext=false) url = photoRail ? ps result = parsePhotoRail(await fetch(url, Api.timeline)) -proc getSearch*[T](query: Query; after=""): Future[Result[T]] {.async.} = - when T is User: - const - searchMode = ("result_filter", "user") - parse = parseUsers - fetchFunc = fetchRaw - else: - const - searchMode = ("tweet_search_mode", "live") - parse = parseTimeline - fetchFunc = fetch - - let q = genQueryParam(query) - if q.len == 0 or q == emptyQuery: - return Result[T](beginning: true, query: query) - - let url = search ? genParams(searchParams & @[("q", q), searchMode], after) - try: - result = parse(await fetchFunc(url, Api.search), after) - result.query = query - except InternalError: - return Result[T](beginning: true, query: query) - -proc getTweetImpl(id: string; after=""): Future[Conversation] {.async.} = - let url = tweet / (id & ".json") ? genParams(cursor=after) - result = parseConversation(await fetch(url, Api.tweet), id) - -proc getReplies*(id, after: string): Future[Result[Chain]] {.async.} = - result = (await getTweetImpl(id, after)).replies - result.beginning = after.len == 0 - -proc getTweet*(id: string; after=""): Future[Conversation] {.async.} = - result = await getTweetImpl(id) - if after.len > 0: - result.replies = await getReplies(id, after) - -proc getStatus*(id: string): Future[Tweet] {.async.} = - let url = status / (id & ".json") ? genParams() - result = parseStatus(await fetch(url, Api.status)) - proc resolve*(url: string; prefs: Prefs): Future[string] {.async.} = let client = newAsyncHttpClient(maxRedirects=0) try: diff --git a/src/apiutils.nim b/src/apiutils.nim index fd6960f..dbc6cca 100644 --- a/src/apiutils.nim +++ b/src/apiutils.nim @@ -17,13 +17,13 @@ proc genParams*(pars: openArray[(string, string)] = @[]; cursor=""; result &= p if ext: result &= ("ext", "mediaStats") - result &= ("include_ext_alt_text", "true") - result &= ("include_ext_media_availability", "true") + result &= ("include_ext_alt_text", "1") + result &= ("include_ext_media_availability", "1") if count.len > 0: result &= ("count", count) if cursor.len > 0: # The raw cursor often has plus signs, which sometimes get turned into spaces, - # so we need to them back into a plus + # so we need to turn them back into a plus if " " in cursor: result &= ("cursor", cursor.replace(" ", "+")) else: @@ -44,7 +44,7 @@ proc genHeaders*(token: Token = nil): HttpHeaders = }) template updateToken() = - if api != Api.search and resp.headers.hasKey(rlRemaining): + if resp.headers.hasKey(rlRemaining): let remaining = parseInt(resp.headers[rlRemaining]) reset = parseInt(resp.headers[rlReset]) @@ -61,12 +61,15 @@ template fetchImpl(result, fetchBody) {.dirty.} = try: var resp: AsyncResponse pool.use(genHeaders(token)): - resp = await c.get($url) - result = await resp.body + template getContent = + resp = await c.get($url) + result = await resp.body + + getContent() if resp.status == $Http503: badClient = true - raise newException(InternalError, result) + raise newException(BadClientError, "Bad client") if result.len > 0: if resp.headers.getOrDefault("content-encoding") == "gzip": @@ -82,6 +85,9 @@ template fetchImpl(result, fetchBody) {.dirty.} = raise newException(InternalError, $url) except InternalError as e: raise e + except BadClientError as e: + release(token, used=true) + raise e except Exception as e: echo "error: ", e.name, ", msg: ", e.msg, ", token: ", token[], ", url: ", url if "length" notin e.msg and "descriptor" notin e.msg: @@ -100,7 +106,7 @@ proc fetch*(url: Uri; api: Api): Future[JsonNode] {.async.} = updateToken() let error = result.getError - if error in {invalidToken, forbidden, badToken}: + if error in {invalidToken, badToken}: echo "fetch error: ", result.getError release(token, invalid=true) raise rateLimitError() @@ -115,7 +121,7 @@ proc fetchRaw*(url: Uri; api: Api): Future[string] {.async.} = if result.startsWith("{\"errors"): let errors = result.fromJson(Errors) - if errors in {invalidToken, forbidden, badToken}: + if errors in {invalidToken, badToken}: echo "fetch error: ", errors release(token, invalid=true) raise rateLimitError() diff --git a/src/consts.nim b/src/consts.nim index 3687a54..f22581f 100644 --- a/src/consts.nim +++ b/src/consts.nim @@ -1,28 +1,28 @@ # SPDX-License-Identifier: AGPL-3.0-only -import uri, sequtils +import uri, sequtils, strutils const - auth* = "Bearer AAAAAAAAAAAAAAAAAAAAAPYXBAAAAAAACLXUNDekMxqa8h%2F40K4moUkGsoc%3DTYfbDKbT3jJPCEVnMYqilB28NHfOPqkca3qaAxGfsyKCs0wRbw" + auth* = "Bearer AAAAAAAAAAAAAAAAAAAAANRILgAAAAAAnNwIzUejRCOuH5E6I8xnZz4puTs%3D1Zv7ttfk8LF81IUq16cHjhLTvJu4FA33AGWWjCpTnA" api = parseUri("https://api.twitter.com") activate* = $(api / "1.1/guest/activate.json") - userShow* = api / "1.1/users/show.json" photoRail* = api / "1.1/statuses/media_timeline.json" - status* = api / "1.1/statuses/show" - search* = api / "2/search/adaptive.json" - - timelineApi = api / "2/timeline" - timeline* = timelineApi / "profile" - mediaTimeline* = timelineApi / "media" - listTimeline* = timelineApi / "list.json" - tweet* = timelineApi / "conversation" + userSearch* = api / "1.1/users/search.json" graphql = api / "graphql" - graphUser* = graphql / "I5nvpI91ljifos1Y3Lltyg/UserByRestId" - graphList* = graphql / "JADTh6cjebfgetzvF3tQvQ/List" - graphListBySlug* = graphql / "ErWsz9cObLel1BF-HjuBlA/ListBySlug" - graphListMembers* = graphql / "Ke6urWMeCV2UlKXGRy4sow/ListMembers" + graphUser* = graphql / "pVrmNaXcxPjisIvKtLDMEA/UserByScreenName" + graphUserById* = graphql / "1YAM811Q8Ry4XyPpJclURQ/UserByRestId" + graphUserTweets* = graphql / "WzJjibAcDa-oCjCcLOotcg/UserTweets" + graphUserTweetsAndReplies* = graphql / "fn9oRltM1N4thkh5CVusPg/UserTweetsAndReplies" + graphUserMedia* = graphql / "qQoeS7szGavsi8-ehD2AWg/UserMedia" + graphTweet* = graphql / "miKSMGb2R1SewIJv2-ablQ/TweetDetail" + graphTweetResult* = graphql / "0kc0a_7TTr3dvweZlMslsQ/TweetResultByRestId" + graphSearchTimeline* = graphql / "gkjsKepM6gl_HmFWoWKfgg/SearchTimeline" + graphListById* = graphql / "iTpgCtbdxrsJfyx0cFjHqg/ListByRestId" + graphListBySlug* = graphql / "-kmqNvm5Y-cVrfvBy6docg/ListBySlug" + graphListMembers* = graphql / "P4NpVZDqUD_7MEM84L-8nw/ListMembers" + graphListTweets* = graphql / "jZntL0oVJSdjhmPcdbw_eA/ListLatestTweetsTimeline" timelineParams* = { "include_profile_interstitial_type": "0", @@ -33,27 +33,89 @@ const "include_mute_edge": "0", "include_can_dm": "0", "include_can_media_tag": "1", + "include_ext_is_blue_verified": "1", "skip_status": "1", "cards_platform": "Web-12", "include_cards": "1", - "include_composer_source": "false", + "include_composer_source": "0", "include_reply_count": "1", "tweet_mode": "extended", - "include_entities": "true", - "include_user_entities": "true", - "include_ext_media_color": "false", - "send_error_codes": "true", - "simple_quoted_tweet": "true", - "include_quote_count": "true" + "include_entities": "1", + "include_user_entities": "1", + "include_ext_media_color": "0", + "send_error_codes": "1", + "simple_quoted_tweet": "1", + "include_quote_count": "1" }.toSeq - searchParams* = { - "query_source": "typed_query", - "pc": "1", - "spelling_corrections": "1" - }.toSeq - ## top: nothing - ## latest: "tweet_search_mode: live" - ## user: "result_filter: user" - ## photos: "result_filter: photos" - ## videos: "result_filter: videos" + gqlFeatures* = """{ + "blue_business_profile_image_shape_enabled": false, + "creator_subscriptions_tweet_preview_api_enabled": true, + "freedom_of_speech_not_reach_fetch_enabled": false, + "graphql_is_translatable_rweb_tweet_is_translatable_enabled": false, + "highlights_tweets_tab_ui_enabled": false, + "interactive_text_enabled": false, + "longform_notetweets_consumption_enabled": true, + "longform_notetweets_inline_media_enabled": false, + "longform_notetweets_richtext_consumption_enabled": true, + "longform_notetweets_rich_text_read_enabled": false, + "responsive_web_edit_tweet_api_enabled": false, + "responsive_web_enhance_cards_enabled": false, + "responsive_web_graphql_exclude_directive_enabled": true, + "responsive_web_graphql_skip_user_profile_image_extensions_enabled": false, + "responsive_web_graphql_timeline_navigation_enabled": false, + "responsive_web_text_conversations_enabled": false, + "responsive_web_twitter_blue_verified_badge_is_enabled": true, + "rweb_lists_timeline_redesign_enabled": true, + "spaces_2022_h2_clipping": true, + "spaces_2022_h2_spaces_communities": true, + "standardized_nudges_misinfo": false, + "tweet_awards_web_tipping_enabled": false, + "tweet_with_visibility_results_prefer_gql_limited_actions_policy_enabled": false, + "tweetypie_unmention_optimization_enabled": false, + "verified_phone_label_enabled": false, + "vibe_api_enabled": false, + "view_counts_everywhere_api_enabled": false +}""".replace(" ", "").replace("\n", "") + + tweetVariables* = """{ + "focalTweetId": "$1", + $2 + "withBirdwatchNotes": false, + "includePromotedContent": false, + "withDownvotePerspective": false, + "withReactionsMetadata": false, + "withReactionsPerspective": false, + "withVoice": false +}""" + + tweetResultVariables* = """{ + "tweetId": "$1", + "includePromotedContent": false, + "withDownvotePerspective": false, + "withReactionsMetadata": false, + "withReactionsPerspective": false, + "withVoice": false, + "withCommunity": false +}""" + + userTweetsVariables* = """{ + "userId": "$1", $2 + "count": 20, + "includePromotedContent": false, + "withDownvotePerspective": false, + "withReactionsMetadata": false, + "withReactionsPerspective": false, + "withVoice": false, + "withV2Timeline": true +}""" + + listTweetsVariables* = """{ + "listId": "$1", $2 + "count": 20, + "includePromotedContent": false, + "withDownvotePerspective": false, + "withReactionsMetadata": false, + "withReactionsPerspective": false, + "withVoice": false +}""" diff --git a/src/experimental/parser.nim b/src/experimental/parser.nim index 98ce7df..40986f5 100644 --- a/src/experimental/parser.nim +++ b/src/experimental/parser.nim @@ -1,2 +1,2 @@ -import parser/[user, graphql, timeline] -export user, graphql, timeline +import parser/[user, graphql] +export user, graphql diff --git a/src/experimental/parser/graphql.nim b/src/experimental/parser/graphql.nim index b00ab24..36014e3 100644 --- a/src/experimental/parser/graphql.nim +++ b/src/experimental/parser/graphql.nim @@ -1,11 +1,17 @@ +import options import jsony import user, ../types/[graphuser, graphlistmembers] from ../../types import User, Result, Query, QueryKind proc parseGraphUser*(json: string): User = let raw = json.fromJson(GraphUser) + + if raw.data.user.result.reason.get("") == "Suspended": + return User(suspended: true) + result = toUser raw.data.user.result.legacy result.id = raw.data.user.result.restId + result.verified = result.verified or raw.data.user.result.isBlueVerified proc parseGraphListMembers*(json, cursor: string): Result[User] = result = Result[User]( diff --git a/src/experimental/parser/timeline.nim b/src/experimental/parser/timeline.nim deleted file mode 100644 index 4663d00..0000000 --- a/src/experimental/parser/timeline.nim +++ /dev/null @@ -1,30 +0,0 @@ -import std/[strutils, tables] -import jsony -import user, ../types/timeline -from ../../types import Result, User - -proc getId(id: string): string {.inline.} = - let start = id.rfind("-") - if start < 0: return id - id[start + 1 ..< id.len] - -proc parseUsers*(json: string; after=""): Result[User] = - result = Result[User](beginning: after.len == 0) - - let raw = json.fromJson(Search) - if raw.timeline.instructions.len == 0: - return - - for i in raw.timeline.instructions: - if i.addEntries.entries.len > 0: - for e in i.addEntries.entries: - let id = e.entryId.getId - if e.entryId.startsWith("user"): - if id in raw.globalObjects.users: - result.content.add toUser raw.globalObjects.users[id] - elif e.entryId.startsWith("cursor"): - let cursor = e.content.operation.cursor - if cursor.cursorType == "Top": - result.top = cursor.value - elif cursor.cursorType == "Bottom": - result.bottom = cursor.value diff --git a/src/experimental/parser/unifiedcard.nim b/src/experimental/parser/unifiedcard.nim index 337c3b9..c9af437 100644 --- a/src/experimental/parser/unifiedcard.nim +++ b/src/experimental/parser/unifiedcard.nim @@ -66,6 +66,8 @@ proc parseMedia(component: Component; card: UnifiedCard; result: var Card) = durationMs: videoInfo.durationMillis, variants: videoInfo.variants ) + of model3d: + result.title = "Unsupported 3D model ad" proc parseUnifiedCard*(json: string): Card = let card = json.fromJson(UnifiedCard) @@ -82,6 +84,10 @@ proc parseUnifiedCard*(json: string): Card = component.parseMedia(card, result) of buttonGroup: discard + of ComponentType.hidden: + result.kind = CardKind.hidden + of ComponentType.unknown: + echo "ERROR: Unknown component type: ", json case component.kind of twitterListDetails: diff --git a/src/experimental/parser/user.nim b/src/experimental/parser/user.nim index 715c9a9..b4d710f 100644 --- a/src/experimental/parser/user.nim +++ b/src/experimental/parser/user.nim @@ -2,7 +2,7 @@ import std/[algorithm, unicode, re, strutils, strformat, options, nre] import jsony import utils, slices import ../types/user as userType -from ../../types import User, Error +from ../../types import Result, User, Error let unRegex = re.re"(^|[^A-z0-9-_./?])@([A-z0-9_]{1,15})" @@ -76,3 +76,12 @@ proc parseUser*(json: string; username=""): User = else: echo "[error - parseUser]: ", error result = toUser json.fromJson(RawUser) + +proc parseUsers*(json: string; after=""): Result[User] = + result = Result[User](beginning: after.len == 0) + + # starting with '{' means it's an error + if json[0] == '[': + let raw = json.fromJson(seq[RawUser]) + for user in raw: + result.content.add user.toUser diff --git a/src/experimental/types/graphuser.nim b/src/experimental/types/graphuser.nim index dded4eb..478e7f3 100644 --- a/src/experimental/types/graphuser.nim +++ b/src/experimental/types/graphuser.nim @@ -1,3 +1,4 @@ +import options import user type @@ -10,3 +11,5 @@ type UserResult = object legacy*: RawUser restId*: string + isBlueVerified*: bool + reason*: Option[string] diff --git a/src/experimental/types/unifiedcard.nim b/src/experimental/types/unifiedcard.nim index 16500df..6e83cad 100644 --- a/src/experimental/types/unifiedcard.nim +++ b/src/experimental/types/unifiedcard.nim @@ -17,6 +17,8 @@ type twitterListDetails communityDetails mediaWithDetailsHorizontal + hidden + unknown Component* = object kind*: ComponentType @@ -47,7 +49,7 @@ type vanity*: string MediaType* = enum - photo, video + photo, video, model3d MediaEntity* = object kind*: MediaType @@ -70,10 +72,37 @@ type Text = object content: string - HasTypeField = Component | Destination | MediaEntity | AppStoreData + TypeField = Component | Destination | MediaEntity | AppStoreData converter fromText*(text: Text): string = text.content -proc renameHook*(v: var HasTypeField; fieldName: var string) = +proc renameHook*(v: var TypeField; fieldName: var string) = if fieldName == "type": fieldName = "kind" + +proc enumHook*(s: string; v: var ComponentType) = + v = case s + of "details": details + of "media": media + of "swipeable_media": swipeableMedia + of "button_group": buttonGroup + of "app_store_details": appStoreDetails + of "twitter_list_details": twitterListDetails + of "community_details": communityDetails + of "media_with_details_horizontal": mediaWithDetailsHorizontal + of "commerce_drop_details": hidden + else: echo "ERROR: Unknown enum value (ComponentType): ", s; unknown + +proc enumHook*(s: string; v: var AppType) = + v = case s + of "android_app": androidApp + of "iphone_app": iPhoneApp + of "ipad_app": iPadApp + else: echo "ERROR: Unknown enum value (AppType): ", s; androidApp + +proc enumHook*(s: string; v: var MediaType) = + v = case s + of "video": video + of "photo": photo + of "model3d": model3d + else: echo "ERROR: Unknown enum value (MediaType): ", s; photo diff --git a/src/formatters.nim b/src/formatters.nim index 28bfa1c..3630917 100644 --- a/src/formatters.nim +++ b/src/formatters.nim @@ -12,8 +12,7 @@ let twRegex = re"(?<=(?twitter\.com(\S+)""" - ytRegex = re"([A-z.]+\.)?youtu(be\.com|\.be)" - igRegex = re"(www\.)?instagram\.com" + ytRegex = re(r"([A-z.]+\.)?youtu(be\.com|\.be)", {reStudy, reIgnoreCase}) rdRegex = re"(? 0 and "youtu" in result: result = result.replace(ytRegex, prefs.replaceYouTube) - if prefs.replaceYouTube in result: - result = result.replace("/c/", "/") if prefs.replaceTwitter.len > 0 and ("twitter.com" in body or tco in body): - result = result.replace(tco, &"{https}{prefs.replaceTwitter}/t.co") + result = result.replace(tco, https & prefs.replaceTwitter & "/t.co") result = result.replace(cards, prefs.replaceTwitter & "/cards") result = result.replace(twRegex, prefs.replaceTwitter) result = result.replacef(twLinkRegex, a( - prefs.replaceTwitter & "$2", href = &"{https}{prefs.replaceTwitter}$1")) + prefs.replaceTwitter & "$2", href = https & prefs.replaceTwitter & "$1")) if prefs.replaceReddit.len > 0 and ("reddit.com" in result or "redd.it" in result): result = result.replace(rdShortRegex, prefs.replaceReddit & "/comments/") @@ -72,9 +69,6 @@ proc replaceUrls*(body: string; prefs: Prefs; absolute=""): string = if prefs.replaceReddit in result and "/gallery/" in result: result = result.replace("/gallery/", "/comments/") - if prefs.replaceInstagram.len > 0 and "instagram.com" in result: - result = result.replace(igRegex, prefs.replaceInstagram) - if absolute.len > 0 and "href" in result: result = result.replace("href=\"/", &"href=\"{absolute}/") diff --git a/src/http_pool.nim b/src/http_pool.nim index 2037520..b4e3cee 100644 --- a/src/http_pool.nim +++ b/src/http_pool.nim @@ -42,5 +42,11 @@ template use*(pool: HttpPool; heads: HttpHeaders; body: untyped): untyped = except ProtocolError: # Twitter closed the connection, retry body + except BadClientError: + # Twitter returned 503, we need a new client + pool.release(c, true) + badClient = false + c = pool.acquire(heads) + body finally: pool.release(c, badClient) diff --git a/src/nitter.nim b/src/nitter.nim index d743599..627af75 100644 --- a/src/nitter.nim +++ b/src/nitter.nim @@ -56,6 +56,7 @@ settings: port = Port(cfg.port) staticDir = cfg.staticDir bindAddr = cfg.address + reusePort = true routes: get "/": @@ -84,19 +85,23 @@ routes: resp Http500, showError( &"An error occurred, please {link} with the URL you tried to visit.", cfg) + error BadClientError: + echo error.exc.name, ": ", error.exc.msg + resp Http500, showError("Network error occured, please try again.", cfg) + error RateLimitError: const link = a("another instance", href = instancesUrl) resp Http429, showError( &"Instance has been rate limited.
Use {link} or try again later.", cfg) - extend unsupported, "" - extend preferences, "" - extend resolver, "" extend rss, "" + extend status, "" extend search, "" extend timeline, "" - extend list, "" - extend status, "" extend media, "" + extend list, "" + extend preferences, "" + extend resolver, "" extend embed, "" extend debug, "" + extend unsupported, "" diff --git a/src/parser.nim b/src/parser.nim index b731bdb..5ec21e4 100644 --- a/src/parser.nim +++ b/src/parser.nim @@ -4,6 +4,8 @@ import packedjson, packedjson/deserialiser import types, parserutils, utils import experimental/parser/unifiedcard +proc parseGraphTweet(js: JsonNode): Tweet + proc parseUser(js: JsonNode; id=""): User = if js.isNull: return result = User( @@ -19,13 +21,20 @@ proc parseUser(js: JsonNode; id=""): User = tweets: js{"statuses_count"}.getInt, likes: js{"favourites_count"}.getInt, media: js{"media_count"}.getInt, - verified: js{"verified"}.getBool, + verified: js{"verified"}.getBool or js{"ext_is_blue_verified"}.getBool, protected: js{"protected"}.getBool, joinDate: js{"created_at"}.getTime ) result.expandUserEntities(js) +proc parseGraphUser(js: JsonNode): User = + let user = ? js{"user_results", "result"} + result = parseUser(user{"legacy"}) + + if "is_blue_verified" in user: + result.verified = true + proc parseGraphList*(js: JsonNode): List = if js.isNull: return @@ -38,14 +47,13 @@ proc parseGraphList*(js: JsonNode): List = result = List( id: list{"id_str"}.getStr, name: list{"name"}.getStr, - username: list{"user", "legacy", "screen_name"}.getStr, - userId: list{"user", "rest_id"}.getStr, + username: list{"user_results", "result", "legacy", "screen_name"}.getStr, + userId: list{"user_results", "result", "rest_id"}.getStr, description: list{"description"}.getStr, members: list{"member_count"}.getInt, - banner: list{"custom_banner_media", "media_info", "url"}.getImageStr + banner: list{"custom_banner_media", "media_info", "original_img_url"}.getImageStr ) - proc parsePoll(js: JsonNode): Poll = let vals = js{"binding_values"} # name format is pollNchoice_* @@ -73,8 +81,8 @@ proc parseGif(js: JsonNode): Gif = proc parseVideo(js: JsonNode): Video = result = Video( thumb: js{"media_url_https"}.getImageStr, - views: js{"ext", "mediaStats", "r", "ok", "viewCount"}.getStr, - available: js{"ext_media_availability", "status"}.getStr == "available", + views: js{"ext", "mediaStats", "r", "ok", "viewCount"}.getStr($js{"mediaStats", "viewCount"}.getInt), + available: js{"ext_media_availability", "status"}.getStr.toLowerAscii == "available", title: js{"ext_alt_text"}.getStr, durationMs: js{"video_info", "duration_millis"}.getInt # playbackType: mp4 @@ -186,7 +194,7 @@ proc parseCard(js: JsonNode; urls: JsonNode): Card = result.url.len == 0 or result.url.startsWith("card://"): result.url = getPicUrl(result.image) -proc parseTweet(js: JsonNode): Tweet = +proc parseTweet(js: JsonNode; jsCard: JsonNode = newJNull()): Tweet = if js.isNull: return result = Tweet( id: js{"id_str"}.getId, @@ -194,7 +202,6 @@ proc parseTweet(js: JsonNode): Tweet = replyId: js{"in_reply_to_status_id_str"}.getId, text: js{"full_text"}.getStr, time: js{"created_at"}.getTime, - source: getSource(js), hasThread: js{"self_thread"}.notNull, available: true, user: User(id: js{"user_id_str"}.getStr), @@ -208,14 +215,26 @@ proc parseTweet(js: JsonNode): Tweet = result.expandTweetEntities(js) + # fix for pinned threads + if result.hasThread and result.threadId == 0: + result.threadId = js{"self_thread", "id_str"}.getId + if js{"is_quote_status"}.getBool: result.quote = some Tweet(id: js{"quoted_status_id_str"}.getId) + # legacy with rt, js{"retweeted_status_id_str"}: result.retweet = some Tweet(id: rt.getId) return - with jsCard, js{"card"}: + # graphql + with rt, js{"retweeted_status_result", "result"}: + # needed due to weird edgecase where the actual tweet data isn't included + if "legacy" in rt: + result.retweet = some parseGraphTweet(rt) + return + + if jsCard.kind != JNull: let name = jsCard{"name"}.getStr if "poll" in name: if "image" in name: @@ -235,7 +254,10 @@ proc parseTweet(js: JsonNode): Tweet = of "video": result.video = some(parseVideo(m)) with user, m{"additional_media_info", "source_user"}: - result.attribution = some(parseUser(user)) + if user{"id"}.getInt > 0: + result.attribution = some(parseUser(user)) + else: + result.attribution = some(parseGraphUser(user)) of "animated_gif": result.gif = some(parseGif(m)) else: discard @@ -292,70 +314,11 @@ proc parseGlobalObjects(js: JsonNode): GlobalObjects = result.users[k] = parseUser(v, k) for k, v in tweets: - var tweet = parseTweet(v) + var tweet = parseTweet(v, v{"card"}) if tweet.user.id in result.users: tweet.user = result.users[tweet.user.id] result.tweets[k] = tweet -proc parseThread(js: JsonNode; global: GlobalObjects): tuple[thread: Chain, self: bool] = - result.thread = Chain() - - let thread = js{"content", "item", "content", "conversationThread"} - with cursor, thread{"showMoreCursor"}: - result.thread.cursor = cursor{"value"}.getStr - result.thread.hasMore = true - - for t in thread{"conversationComponents"}: - let content = t{"conversationTweetComponent", "tweet"} - - if content{"displayType"}.getStr == "SelfThread": - result.self = true - - var tweet = finalizeTweet(global, content{"id"}.getStr) - if not tweet.available: - tweet.tombstone = getTombstone(content{"tombstone"}) - result.thread.content.add tweet - -proc parseConversation*(js: JsonNode; tweetId: string): Conversation = - result = Conversation(replies: Result[Chain](beginning: true)) - let global = parseGlobalObjects(? js) - - let instructions = ? js{"timeline", "instructions"} - if instructions.len == 0: - return - - for e in instructions[0]{"addEntries", "entries"}: - let entry = e{"entryId"}.getStr - if "tweet" in entry or "tombstone" in entry: - let tweet = finalizeTweet(global, e.getEntryId) - if $tweet.id != tweetId: - result.before.content.add tweet - else: - result.tweet = tweet - elif "conversationThread" in entry: - let (thread, self) = parseThread(e, global) - if thread.content.len > 0: - if self: - result.after = thread - else: - result.replies.content.add thread - elif "cursor-showMore" in entry: - result.replies.bottom = e.getCursor - elif "cursor-bottom" in entry: - result.replies.bottom = e.getCursor - -proc parseStatus*(js: JsonNode): Tweet = - with e, js{"errors"}: - if e.getError == tweetNotFound: - return - - result = parseTweet(js) - if not result.isNil: - result.user = parseUser(js{"user"}) - - with quote, js{"quoted_status"}: - result.quote = some parseStatus(js{"quoted_status"}) - proc parseInstructions[T](res: var Result[T]; global: GlobalObjects; js: JsonNode) = if js.kind != JArray or js.len == 0: return @@ -396,7 +359,7 @@ proc parseTimeline*(js: JsonNode; after=""): Timeline = result.top = e.getCursor elif "cursor-bottom" in entry: result.bottom = e.getCursor - elif entry.startsWith("sq-C"): + elif entry.startsWith("sq-cursor"): with cursor, e{"content", "operation", "cursor"}: if cursor{"cursorType"}.getStr == "Bottom": result.bottom = cursor{"value"}.getStr @@ -406,7 +369,7 @@ proc parseTimeline*(js: JsonNode; after=""): Timeline = proc parsePhotoRail*(js: JsonNode): PhotoRail = for tweet in js: let - t = parseTweet(tweet) + t = parseTweet(tweet, js{"card"}) url = if t.photos.len > 0: t.photos[0] elif t.video.isSome: get(t.video).thumb elif t.gif.isSome: get(t.gif).thumb @@ -415,3 +378,141 @@ proc parsePhotoRail*(js: JsonNode): PhotoRail = if url.len == 0: continue result.add GalleryPhoto(url: url, tweetId: $t.id) + +proc parseGraphTweet(js: JsonNode): Tweet = + if js.kind == JNull: + return Tweet() + + case js{"__typename"}.getStr + of "TweetUnavailable": + return Tweet() + of "TweetTombstone": + return Tweet(text: js{"tombstone", "text"}.getTombstone) + of "TweetPreviewDisplay": + return Tweet(text: "You're unable to view this Tweet because it's only available to the Subscribers of the account owner.") + of "TweetWithVisibilityResults": + return parseGraphTweet(js{"tweet"}) + + var jsCard = copy(js{"card", "legacy"}) + if jsCard.kind != JNull: + var values = newJObject() + for val in jsCard["binding_values"]: + values[val["key"].getStr] = val["value"] + jsCard["binding_values"] = values + + result = parseTweet(js{"legacy"}, jsCard) + result.user = parseGraphUser(js{"core"}) + + with noteTweet, js{"note_tweet", "note_tweet_results", "result"}: + result.expandNoteTweetEntities(noteTweet) + + if result.quote.isSome: + result.quote = some(parseGraphTweet(js{"quoted_status_result", "result"})) + +proc parseGraphThread(js: JsonNode): tuple[thread: Chain; self: bool] = + let thread = js{"content", "items"} + for t in js{"content", "items"}: + let entryId = t{"entryId"}.getStr + if "cursor-showmore" in entryId: + let cursor = t{"item", "itemContent", "value"} + result.thread.cursor = cursor.getStr + result.thread.hasMore = true + elif "tweet" in entryId: + let tweet = parseGraphTweet(t{"item", "itemContent", "tweet_results", "result"}) + result.thread.content.add tweet + + if t{"item", "itemContent", "tweetDisplayType"}.getStr == "SelfThread": + result.self = true + +proc parseGraphTweetResult*(js: JsonNode): Tweet = + with tweet, js{"data", "tweetResult", "result"}: + result = parseGraphTweet(tweet) + +proc parseGraphConversation*(js: JsonNode; tweetId: string): Conversation = + result = Conversation(replies: Result[Chain](beginning: true)) + + let instructions = ? js{"data", "threaded_conversation_with_injections", "instructions"} + if instructions.len == 0: + return + + for e in instructions[0]{"entries"}: + let entryId = e{"entryId"}.getStr + # echo entryId + if entryId.startsWith("tweet"): + with tweetResult, e{"content", "itemContent", "tweet_results", "result"}: + let tweet = parseGraphTweet(tweetResult) + + if not tweet.available: + tweet.id = parseBiggestInt(entryId.getId()) + + if $tweet.id == tweetId: + result.tweet = tweet + else: + result.before.content.add tweet + elif entryId.startsWith("tombstone"): + let id = entryId.getId() + let tweet = Tweet( + id: parseBiggestInt(id), + available: false, + text: e{"content", "itemContent", "tombstoneInfo", "richText"}.getTombstone + ) + + if id == tweetId: + result.tweet = tweet + else: + result.before.content.add tweet + elif entryId.startsWith("conversationthread"): + let (thread, self) = parseGraphThread(e) + if self: + result.after = thread + else: + result.replies.content.add thread + elif entryId.startsWith("cursor-bottom"): + result.replies.bottom = e{"content", "itemContent", "value"}.getStr + +proc parseGraphTimeline*(js: JsonNode; root: string; after=""): Timeline = + result = Timeline(beginning: after.len == 0) + + let instructions = + if root == "list": ? js{"data", "list", "tweets_timeline", "timeline", "instructions"} + else: ? js{"data", "user", "result", "timeline_v2", "timeline", "instructions"} + + if instructions.len == 0: + return + + for i in instructions: + if i{"type"}.getStr == "TimelineAddEntries": + for e in i{"entries"}: + let entryId = e{"entryId"}.getStr + if entryId.startsWith("tweet"): + with tweetResult, e{"content", "itemContent", "tweet_results", "result"}: + let tweet = parseGraphTweet(tweetResult) + if not tweet.available: + tweet.id = parseBiggestInt(entryId.getId()) + result.content.add tweet + elif entryId.startsWith("cursor-bottom"): + result.bottom = e{"content", "value"}.getStr + +proc parseGraphSearch*(js: JsonNode; after=""): Timeline = + result = Timeline(beginning: after.len == 0) + + let instructions = js{"data", "search_by_raw_query", "search_timeline", "timeline", "instructions"} + if instructions.len == 0: + return + + for instruction in instructions: + let typ = instruction{"type"}.getStr + if typ == "TimelineAddEntries": + for e in instructions[0]{"entries"}: + let entryId = e{"entryId"}.getStr + if entryId.startsWith("tweet"): + with tweetResult, e{"content", "itemContent", "tweet_results", "result"}: + let tweet = parseGraphTweet(tweetResult) + if not tweet.available: + tweet.id = parseBiggestInt(entryId.getId()) + result.content.add tweet + elif entryId.startsWith("cursor-bottom"): + result.bottom = e{"content", "value"}.getStr + elif typ == "TimelineReplaceEntry": + if instruction{"entry_id_to_replace"}.getStr.startsWith("cursor-bottom"): + result.bottom = instruction{"entry", "content", "value"}.getStr diff --git a/src/parserutils.nim b/src/parserutils.nim index 51ccea5..f28bd52 100644 --- a/src/parserutils.nim +++ b/src/parserutils.nim @@ -28,13 +28,13 @@ template `?`*(js: JsonNode): untyped = if j.isNull: return j -template `with`*(ident, value, body): untyped = - block: +template with*(ident, value, body): untyped = + if true: let ident {.inject.} = value if ident != nil: body -template `with`*(ident; value: JsonNode; body): untyped = - block: +template with*(ident; value: JsonNode; body): untyped = + if true: let ident {.inject.} = value if value.notNull: body @@ -130,13 +130,9 @@ proc getBanner*(js: JsonNode): string = return proc getTombstone*(js: JsonNode): string = - result = js{"tombstoneInfo", "richText", "text"}.getStr + result = js{"text"}.getStr result.removeSuffix(" Learn more") -proc getSource*(js: JsonNode): string = - let src = js{"source"}.getStr - result = src.substr(src.find('>') + 1, src.rfind('<') - 1) - proc getMp4Resolution*(url: string): int = # parses the height out of a URL like this one: # https://video.twimg.com/ext_tw_video//pu/vid/720x1280/.mp4 @@ -234,47 +230,37 @@ proc expandUserEntities*(user: var User; js: JsonNode) = user.bio = user.bio.replacef(unRegex, unReplace) .replacef(htRegex, htReplace) -proc expandTweetEntities*(tweet: Tweet; js: JsonNode) = - let - orig = tweet.text.toRunes - textRange = js{"display_text_range"} - textSlice = textRange{0}.getInt .. textRange{1}.getInt - hasQuote = js{"is_quote_status"}.getBool - hasCard = tweet.card.isSome - - var replyTo = "" - if tweet.replyId != 0: - with reply, js{"in_reply_to_screen_name"}: - tweet.reply.add reply.getStr - replyTo = reply.getStr - - let ent = ? js{"entities"} +proc expandTextEntities(tweet: Tweet; entities: JsonNode; text: string; textSlice: Slice[int]; + replyTo=""; hasQuote=false) = + let hasCard = tweet.card.isSome var replacements = newSeq[ReplaceSlice]() - with urls, ent{"urls"}: + with urls, entities{"urls"}: for u in urls: let urlStr = u["url"].getStr - if urlStr.len == 0 or urlStr notin tweet.text: + if urlStr.len == 0 or urlStr notin text: continue + replacements.extractUrls(u, textSlice.b, hideTwitter = hasQuote) + if hasCard and u{"url"}.getStr == get(tweet.card).url: get(tweet.card).url = u{"expanded_url"}.getStr - with media, ent{"media"}: + with media, entities{"media"}: for m in media: replacements.extractUrls(m, textSlice.b, hideTwitter = true) - if "hashtags" in ent: - for hashtag in ent["hashtags"]: + if "hashtags" in entities: + for hashtag in entities["hashtags"]: replacements.extractHashtags(hashtag) - if "symbols" in ent: - for symbol in ent["symbols"]: + if "symbols" in entities: + for symbol in entities["symbols"]: replacements.extractHashtags(symbol) - if "user_mentions" in ent: - for mention in ent["user_mentions"]: + if "user_mentions" in entities: + for mention in entities["user_mentions"]: let name = mention{"screen_name"}.getStr slice = mention.extractSlice @@ -291,5 +277,27 @@ proc expandTweetEntities*(tweet: Tweet; js: JsonNode) = replacements.deduplicate replacements.sort(cmp) - tweet.text = orig.replacedWith(replacements, textSlice) - .strip(leading=false) + tweet.text = text.toRunes.replacedWith(replacements, textSlice).strip(leading=false) + +proc expandTweetEntities*(tweet: Tweet; js: JsonNode) = + let + entities = ? js{"entities"} + hasQuote = js{"is_quote_status"}.getBool + textRange = js{"display_text_range"} + textSlice = textRange{0}.getInt .. textRange{1}.getInt + + var replyTo = "" + if tweet.replyId != 0: + with reply, js{"in_reply_to_screen_name"}: + replyTo = reply.getStr + tweet.reply.add replyTo + + tweet.expandTextEntities(entities, tweet.text, textSlice, replyTo, hasQuote) + +proc expandNoteTweetEntities*(tweet: Tweet; js: JsonNode) = + let + entities = ? js{"entity_set"} + text = js{"text"}.getStr + textSlice = 0..text.runeLen + + tweet.expandTextEntities(entities, text, textSlice) diff --git a/src/prefs_impl.nim b/src/prefs_impl.nim index b9734be..b3d9c10 100644 --- a/src/prefs_impl.nim +++ b/src/prefs_impl.nim @@ -83,7 +83,7 @@ genPrefs: "Enable mp4 video playback" hlsPlayback(checkbox, false): - "Enable hls video streaming (requires JavaScript)" + "Enable HLS video streaming (requires JavaScript)" proxyVideos(checkbox, true): "Proxy video streaming through the server (might be slow)" @@ -107,10 +107,6 @@ genPrefs: "Reddit -> Teddit/Libreddit" placeholder: "Teddit hostname" - replaceInstagram(input, ""): - "Instagram -> Bibliogram" - placeholder: "Bibliogram hostname" - iterator allPrefs*(): Pref = for k, v in prefList: for pref in v: diff --git a/src/redis_cache.nim b/src/redis_cache.nim index 469157a..89161be 100644 --- a/src/redis_cache.nim +++ b/src/redis_cache.nim @@ -118,11 +118,11 @@ proc getUserId*(username: string): Future[string] {.async.} = pool.withAcquire(r): result = await r.hGet(name.uidKey, name) if result == redisNil: - let user = await getUser(username) + let user = await getGraphUser(username) if user.suspended: return "suspended" else: - await cacheUserId(name, user.id) + await all(cacheUserId(name, user.id), cache(user)) return user.id proc getCachedUser*(username: string; fetch=true): Future[User] {.async.} = @@ -130,8 +130,7 @@ proc getCachedUser*(username: string; fetch=true): Future[User] {.async.} = if prof != redisNil: prof.deserialize(User) elif fetch: - let userId = await getUserId(username) - result = await getGraphUser(userId) + result = await getGraphUser(username) await cache(result) proc getCachedUsername*(userId: string): Future[string] {.async.} = @@ -142,9 +141,11 @@ proc getCachedUsername*(userId: string): Future[string] {.async.} = if username != redisNil: result = username else: - let user = await getUserById(userId) + let user = await getGraphUserById(userId) result = user.username await setEx(key, baseCacheTime, result) + if result.len > 0 and user.id.len > 0: + await all(cacheUserId(result, user.id), cache(user)) proc getCachedTweet*(id: int64): Future[Tweet] {.async.} = if id == 0: return @@ -152,8 +153,8 @@ proc getCachedTweet*(id: int64): Future[Tweet] {.async.} = if tweet != redisNil: tweet.deserialize(Tweet) else: - result = await getStatus($id) - if result.isNil: + result = await getGraphTweetResult($id) + if not result.isNil: await cache(result) proc getCachedPhotoRail*(name: string): Future[PhotoRail] {.async.} = diff --git a/src/routes/embed.nim b/src/routes/embed.nim index 8690357..baaec68 100644 --- a/src/routes/embed.nim +++ b/src/routes/embed.nim @@ -25,7 +25,7 @@ proc createEmbedRouter*(cfg: Config) = if convo == nil or convo.tweet == nil: resp Http404 - resp $renderTweetEmbed(convo.tweet, path, prefs, cfg, request) + resp renderTweetEmbed(convo.tweet, path, prefs, cfg, request) get "/embed/Tweet.html": let id = @"id" diff --git a/src/routes/list.nim b/src/routes/list.nim index c97b1c1..ac3e97e 100644 --- a/src/routes/list.nim +++ b/src/routes/list.nim @@ -6,7 +6,6 @@ import jester import router_utils import ".."/[types, redis_cache, api] import ../views/[general, timeline, list] -export getListTimeline, getGraphList template respList*(list, timeline, title, vnode: typed) = if list.id.len == 0 or list.name.len == 0: @@ -39,7 +38,7 @@ proc createListRouter*(cfg: Config) = let prefs = cookiePrefs() list = await getCachedList(id=(@"id")) - timeline = await getListTimeline(list.id, getCursor()) + timeline = await getGraphListTweets(list.id, getCursor()) vnode = renderTimelineTweets(timeline, prefs, request.path) respList(list, timeline, list.title, vnode) diff --git a/src/routes/rss.nim b/src/routes/rss.nim index 700c215..1323ed3 100644 --- a/src/routes/rss.nim +++ b/src/routes/rss.nim @@ -1,5 +1,5 @@ # SPDX-License-Identifier: AGPL-3.0-only -import asyncdispatch, strutils, strformat, tables, times, hashes, uri +import asyncdispatch, tables, times, hashes, uri import jester @@ -10,6 +10,11 @@ include "../views/rss.nimf" export times, hashes +proc redisKey*(page, name, cursor: string): string = + result = page & ":" & name + if cursor.len > 0: + result &= ":" & cursor + proc timelineRss*(req: Request; cfg: Config; query: Query): Future[Rss] {.async.} = var profile: Profile let @@ -23,7 +28,7 @@ proc timelineRss*(req: Request; cfg: Config; query: Query): Future[Rss] {.async. var q = query q.fromUser = names profile = Profile( - tweets: await getSearch[Tweet](q, after), + tweets: await getGraphSearch(q, after), # this is kinda dumb user: User( username: name, @@ -42,8 +47,8 @@ proc timelineRss*(req: Request; cfg: Config; query: Query): Future[Rss] {.async. template respRss*(rss, page) = if rss.cursor.len == 0: let info = case page - of "User": &""" "{@"name"}" """ - of "List": &""" "{@"id"}" """ + of "User": " \"" & @"name" & "\" " + of "List": " \"" & @"id" & "\" " else: " " resp Http404, showError(page & info & "not found", cfg) @@ -67,13 +72,13 @@ proc createRssRouter*(cfg: Config) = let cursor = getCursor() - key = &"search:{hash(genQueryUrl(query))}:cursor" + key = redisKey("search", $hash(genQueryUrl(query)), cursor) var rss = await getCachedRss(key) if rss.cursor.len > 0: respRss(rss, "Search") - let tweets = await getSearch[Tweet](query, cursor) + let tweets = await getGraphSearch(query, cursor) rss.cursor = tweets.bottom rss.feed = renderSearchRss(tweets.content, query.text, genQueryUrl(query), cfg) @@ -84,9 +89,8 @@ proc createRssRouter*(cfg: Config) = cond cfg.enableRss cond '.' notin @"name" let - cursor = getCursor() name = @"name" - key = &"twitter:{name}:{cursor}" + key = redisKey("twitter", name, getCursor()) var rss = await getCachedRss(key) if rss.cursor.len > 0: @@ -101,18 +105,20 @@ proc createRssRouter*(cfg: Config) = cond cfg.enableRss cond '.' notin @"name" cond @"tab" in ["with_replies", "media", "search"] - let name = @"name" - let query = - case @"tab" - of "with_replies": getReplyQuery(name) - of "media": getMediaQuery(name) - of "search": initQuery(params(request), name=name) - else: Query(fromUser: @[name]) + let + name = @"name" + tab = @"tab" + query = + case tab + of "with_replies": getReplyQuery(name) + of "media": getMediaQuery(name) + of "search": initQuery(params(request), name=name) + else: Query(fromUser: @[name]) - var key = &"""{@"tab"}:{@"name"}:""" - if @"tab" == "search": - key &= $hash(genQueryUrl(query)) & ":" - key &= getCursor() + let searchKey = if tab != "search": "" + else: ":" & $hash(genQueryUrl(query)) + + let key = redisKey(tab, name & searchKey, getCursor()) var rss = await getCachedRss(key) if rss.cursor.len > 0: @@ -132,29 +138,28 @@ proc createRssRouter*(cfg: Config) = cursor = getCursor() if list.id.len == 0: - resp Http404, showError(&"""List "{@"slug"}" not found""", cfg) + resp Http404, showError("List \"" & @"slug" & "\" not found", cfg) - let url = &"/i/lists/{list.id}/rss" + let url = "/i/lists/" & list.id & "/rss" if cursor.len > 0: - redirect(&"{url}?cursor={encodeUrl(cursor, false)}") + redirect(url & "?cursor=" & encodeUrl(cursor, false)) else: redirect(url) get "/i/lists/@id/rss": cond cfg.enableRss let + id = @"id" cursor = getCursor() - key = - if cursor.len == 0: "lists:" & @"id" - else: &"""lists:{@"id"}:{cursor}""" + key = redisKey("lists", id, cursor) var rss = await getCachedRss(key) if rss.cursor.len > 0: respRss(rss, "List") let - list = await getCachedList(id=(@"id")) - timeline = await getListTimeline(list.id, cursor) + list = await getCachedList(id=id) + timeline = await getGraphListTweets(list.id, cursor) rss.cursor = timeline.bottom rss.feed = renderListRss(timeline.content, list, cfg) diff --git a/src/routes/search.nim b/src/routes/search.nim index 554f2f6..02c14e3 100644 --- a/src/routes/search.nim +++ b/src/routes/search.nim @@ -1,5 +1,5 @@ # SPDX-License-Identifier: AGPL-3.0-only -import strutils, strformat, uri +import strutils, uri import jester @@ -14,32 +14,38 @@ export search proc createSearchRouter*(cfg: Config) = router search: get "/search/?": - if @"q".len > 500: + let q = @"q" + if q.len > 500: resp Http400, showError("Search input too long.", cfg) let prefs = cookiePrefs() query = initQuery(params(request)) + title = "Search" & (if q.len > 0: " (" & q & ")" else: "") case query.kind of users: - if "," in @"q": - redirect("/" & @"q") - let users = await getSearch[User](query, getCursor()) - resp renderMain(renderUserSearch(users, prefs), request, cfg, prefs) + if "," in q: + redirect("/" & q) + var users: Result[User] + try: + users = await getUserSearch(query, getCursor()) + except InternalError: + users = Result[User](beginning: true, query: query) + resp renderMain(renderUserSearch(users, prefs), request, cfg, prefs, title) of tweets: let - tweets = await getSearch[Tweet](query, getCursor()) + tweets = await getGraphSearch(query, getCursor()) rss = "/search/rss?" & genQueryUrl(query) resp renderMain(renderTweetSearch(tweets, prefs, getPath()), - request, cfg, prefs, rss=rss) + request, cfg, prefs, title, rss=rss) else: resp Http404, showError("Invalid search", cfg) get "/hashtag/@hash": - redirect(&"""/search?q={encodeUrl("#" & @"hash")}""") + redirect("/search?q=" & encodeUrl("#" & @"hash")) get "/opensearch": let url = getUrlPrefix(cfg) & "/search?q=" resp Http200, {"Content-Type": "application/opensearchdescription+xml"}, - generateOpenSearchXML(cfg.title, cfg.hostname, url) + generateOpenSearchXML(cfg.title, cfg.hostname, url) diff --git a/src/routes/status.nim b/src/routes/status.nim index 0303152..7e89220 100644 --- a/src/routes/status.nim +++ b/src/routes/status.nim @@ -16,17 +16,21 @@ proc createStatusRouter*(cfg: Config) = router status: get "/@name/status/@id/?": cond '.' notin @"name" - cond not @"id".any(c => not c.isDigit) + let id = @"id" + + if id.len > 19 or id.any(c => not c.isDigit): + resp Http404, showError("Invalid tweet ID", cfg) + let prefs = cookiePrefs() # used for the infinite scroll feature if @"scroll".len > 0: - let replies = await getReplies(@"id", getCursor()) + let replies = await getReplies(id, getCursor()) if replies.content.len == 0: resp Http404, "" resp $renderReplies(replies, prefs, getPath()) - let conv = await getTweet(@"id", getCursor()) + let conv = await getTweet(id, getCursor()) if conv == nil: echo "nil conv" @@ -72,3 +76,6 @@ proc createStatusRouter*(cfg: Config) = get "/i/web/status/@id": redirect("/i/status/" & @"id") + + get "/@name/thread/@id/?": + redirect("/$1/status/$2" % [@"name", @"id"]) diff --git a/src/routes/timeline.nim b/src/routes/timeline.nim index 9d97c29..331b8ae 100644 --- a/src/routes/timeline.nim +++ b/src/routes/timeline.nim @@ -1,5 +1,5 @@ # SPDX-License-Identifier: AGPL-3.0-only -import asyncdispatch, strutils, strformat, sequtils, uri, options, times +import asyncdispatch, strutils, sequtils, uri, options, times import jester, karax/vdom import router_utils @@ -47,10 +47,10 @@ proc fetchProfile*(after: string; query: Query; skipRail=false; let timeline = case query.kind - of posts: getTimeline(userId, after) - of replies: getTimeline(userId, after, replies=true) - of media: getMediaTimeline(userId, after) - else: getSearch[Tweet](query, after) + of posts: getGraphUserTweets(userId, TimelineKind.tweets, after) + of replies: getGraphUserTweets(userId, TimelineKind.replies, after) + of media: getGraphUserTweets(userId, TimelineKind.media, after) + else: getGraphSearch(query, after) rail = skipIf(skipRail or query.kind == media, @[]): @@ -64,6 +64,7 @@ proc fetchProfile*(after: string; query: Query; skipRail=false; let tweet = await getCachedTweet(user.pinnedTweet) if not tweet.isNil: tweet.pinned = true + tweet.user = user pinned = some tweet result = Profile( @@ -82,7 +83,7 @@ proc showTimeline*(request: Request; query: Query; cfg: Config; prefs: Prefs; rss, after: string): Future[string] {.async.} = if query.fromUser.len != 1: let - timeline = await getSearch[Tweet](query, after) + timeline = await getGraphSearch(query, after) html = renderTweetSearch(timeline, prefs, getPath()) return renderMain(html, request, cfg, prefs, "Multi", rss=rss) @@ -102,7 +103,7 @@ proc showTimeline*(request: Request; query: Query; cfg: Config; prefs: Prefs; template respTimeline*(timeline: typed) = let t = timeline if t.len == 0: - resp Http404, showError(&"""User "{@"name"}" not found""", cfg) + resp Http404, showError("User \"" & @"name" & "\" not found", cfg) resp t template respUserId*() = @@ -123,7 +124,7 @@ proc createTimelineRouter*(cfg: Config) = get "/@name/?@tab?/?": cond '.' notin @"name" - cond @"name" notin ["pic", "gif", "video"] + cond @"name" notin ["pic", "gif", "video", "search", "settings", "login", "intent", "i"] cond @"tab" in ["with_replies", "media", "search", ""] let prefs = cookiePrefs() @@ -137,7 +138,7 @@ proc createTimelineRouter*(cfg: Config) = # used for the infinite scroll feature if @"scroll".len > 0: if query.fromUser.len != 1: - var timeline = await getSearch[Tweet](query, after) + var timeline = await getGraphSearch(query, after) if timeline.content.len == 0: resp Http404 timeline.beginning = true resp $renderTweetSearch(timeline, prefs, getPath()) diff --git a/src/sass/profile/card.scss b/src/sass/profile/card.scss index cc68d7d..85878e4 100644 --- a/src/sass/profile/card.scss +++ b/src/sass/profile/card.scss @@ -73,9 +73,9 @@ } } - .profile-joindate, .profile-location, profile-website { + .profile-joindate, .profile-location, .profile-website { color: var(--fg_faded); - margin: 2px 0; + margin: 1px 0; width: 100%; } } diff --git a/src/sass/tweet/_base.scss b/src/sass/tweet/_base.scss index b5410f5..69f51c0 100644 --- a/src/sass/tweet/_base.scss +++ b/src/sass/tweet/_base.scss @@ -100,6 +100,7 @@ .avatar { &.round { border-radius: 50%; + -webkit-user-select: none; } &.mini { @@ -137,7 +138,6 @@ } } - .attribution { display: flex; pointer-events: all; @@ -200,6 +200,7 @@ .tweet-stats { margin-bottom: -3px; + -webkit-user-select: none; } .tweet-stat { @@ -231,6 +232,7 @@ left: 0; top: 0; position: absolute; + -webkit-user-select: none; &:hover { background-color: var(--bg_hover); diff --git a/src/sass/tweet/thread.scss b/src/sass/tweet/thread.scss index f8ad603..5fbad21 100644 --- a/src/sass/tweet/thread.scss +++ b/src/sass/tweet/thread.scss @@ -23,7 +23,6 @@ font-size: 18px; } - @media(max-width: 600px) { .main-tweet .tweet-content { font-size: 16px; diff --git a/src/sass/tweet/video.scss b/src/sass/tweet/video.scss index 2dd257a..1e9096e 100644 --- a/src/sass/tweet/video.scss +++ b/src/sass/tweet/video.scss @@ -3,7 +3,7 @@ video { max-height: 100%; - max-width: 100%; + width: 100%; } .gallery-video { diff --git a/src/tokens.nim b/src/tokens.nim index 4bbcd81..6ef81f5 100644 --- a/src/tokens.nim +++ b/src/tokens.nim @@ -1,8 +1,7 @@ # SPDX-License-Identifier: AGPL-3.0-only import asyncdispatch, httpclient, times, sequtils, json, random import strutils, tables -import zippy -import types, consts, http_pool +import types, consts const maxConcurrentReqs = 5 # max requests at a time per token, to avoid race conditions @@ -11,11 +10,12 @@ const failDelay = initDuration(minutes=30) var - clientPool: HttpPool tokenPool: seq[Token] lastFailed: Time enableLogging = false +let headers = newHttpHeaders({"authorization": auth}) + template log(str) = if enableLogging: echo "[tokens] ", str @@ -41,9 +41,12 @@ proc getPoolJson*(): JsonNode = let maxReqs = case api - of Api.listMembers, Api.listBySlug, Api.list, Api.userRestId: 500 of Api.timeline: 187 - else: 180 + of Api.listMembers, Api.listBySlug, Api.list, Api.listTweets, + Api.userTweets, Api.userTweetsAndReplies, Api.userMedia, + Api.userRestId, Api.userScreenName, + Api.tweetDetail, Api.tweetResult, Api.search: 500 + of Api.userSearch: 900 reqs = maxReqs - token.apis[api].remaining reqsPerApi[$api] = reqsPerApi.getOrDefault($api, 0) + reqs @@ -64,18 +67,12 @@ proc fetchToken(): Future[Token] {.async.} = if getTime() - lastFailed < failDelay: raise rateLimitError() - let headers = newHttpHeaders({ - "accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8", - "accept-encoding": "gzip", - "accept-language": "en-US,en;q=0.5", - "connection": "keep-alive", - "authorization": auth - }) + let client = newAsyncHttpClient(headers=headers) try: let - resp = clientPool.use(headers): await c.postContent(activate) - tokNode = parseJson(uncompress(resp))["guest_token"] + resp = await client.postContent(activate) + tokNode = parseJson(resp)["guest_token"] tok = tokNode.getStr($(tokNode.getInt)) time = getTime() @@ -85,6 +82,8 @@ proc fetchToken(): Future[Token] {.async.} = if "Try again" notin e.msg: echo "[tokens] fetching tokens paused, resuming in 30 minutes" lastFailed = getTime() + finally: + client.close() proc expired(token: Token): bool = let time = getTime() @@ -157,7 +156,6 @@ proc poolTokens*(amount: int) {.async.} = tokenPool.add newToken proc initTokenPool*(cfg: Config) {.async.} = - clientPool = HttpPool() enableLogging = cfg.enableDebug while true: diff --git a/src/types.nim b/src/types.nim index 061ec8a..4dca5f0 100644 --- a/src/types.nim +++ b/src/types.nim @@ -7,17 +7,28 @@ genPrefsType() type RateLimitError* = object of CatchableError InternalError* = object of CatchableError + BadClientError* = object of CatchableError + + TimelineKind* {.pure.} = enum + tweets + replies + media Api* {.pure.} = enum - userShow + tweetDetail + tweetResult timeline search - tweet + userSearch list listBySlug listMembers + listTweets userRestId - status + userScreenName + userTweets + userTweetsAndReplies + userMedia RateLimit* = object remaining*: int @@ -34,17 +45,22 @@ type null = 0 noUserMatches = 17 protectedUser = 22 + missingParams = 25 couldntAuth = 32 doesntExist = 34 + invalidParam = 47 userNotFound = 50 suspended = 63 rateLimited = 88 invalidToken = 89 listIdOrSlug = 112 tweetNotFound = 144 + tweetNotAuthorized = 179 forbidden = 200 badToken = 239 noCsrf = 353 + tweetUnavailable = 421 + tweetCensored = 422 User* = object id*: string @@ -145,6 +161,7 @@ type imageDirectMessage = "image_direct_message" audiospace = "audiospace" newsletterPublication = "newsletter_publication" + hidden unknown Card* = object @@ -175,6 +192,7 @@ type available*: bool tombstone*: string location*: string + # Unused, needed for backwards compat source*: string stats*: TweetStats retweet*: Option[Tweet] diff --git a/src/views/embed.nim b/src/views/embed.nim index e6afffd..a884cf3 100644 --- a/src/views/embed.nim +++ b/src/views/embed.nim @@ -15,7 +15,8 @@ proc renderVideoEmbed*(tweet: Tweet; cfg: Config; req: Request): string = let node = buildHtml(html(lang="en")): renderHead(prefs, cfg, req, video=vidUrl, images=(@[thumb])) - tdiv(class="embed-video"): - renderVideo(get(tweet.video), prefs, "") + body: + tdiv(class="embed-video"): + renderVideo(get(tweet.video), prefs, "") result = doctype & $node diff --git a/src/views/general.nim b/src/views/general.nim index f242e66..5e96d02 100644 --- a/src/views/general.nim +++ b/src/views/general.nim @@ -81,7 +81,7 @@ proc renderHead*(prefs: Prefs; cfg: Config; req: Request; titleText=""; desc=""; title: if titleText.len > 0: - text &"{titleText}|{cfg.title}" + text titleText & " | " & cfg.title else: text cfg.title @@ -98,9 +98,8 @@ proc renderHead*(prefs: Prefs; cfg: Config; req: Request; titleText=""; desc=""; link(rel="preload", type="image/png", href=bannerUrl, `as`="image") for url in images: - let suffix = if "400x400" in url or url.endsWith("placeholder.png"): "" - else: "?name=small" - let preloadUrl = getPicUrl(url & suffix) + let preloadUrl = if "400x400" in url: getPicUrl(url) + else: getSmallPic(url) link(rel="preload", type="image/png", href=preloadUrl, `as`="image") let image = getUrlPrefix(cfg) & getPicUrl(url) diff --git a/src/views/profile.nim b/src/views/profile.nim index 73ce59d..2b2e410 100644 --- a/src/views/profile.nim +++ b/src/views/profile.nim @@ -50,7 +50,7 @@ proc renderUserCard*(user: User; prefs: Prefs): VNode = span: let url = replaceUrls(user.website, prefs) icon "link" - a(href=url): text shortLink(url) + a(href=url): text url.shortLink tdiv(class="profile-joindate"): span(title=getJoinDateFull(user)): @@ -108,7 +108,7 @@ proc renderProfile*(profile: var Profile; prefs: Prefs; path: string): VNode = renderBanner(profile.user.banner) let sticky = if prefs.stickyProfile: " sticky" else: "" - tdiv(class=(&"profile-tab{sticky}")): + tdiv(class=("profile-tab" & sticky)): renderUserCard(profile.user, prefs) if profile.photoRail.len > 0: renderPhotoRail(profile) diff --git a/src/views/renderutils.nim b/src/views/renderutils.nim index 6d5f59b..331d03e 100644 --- a/src/views/renderutils.nim +++ b/src/views/renderutils.nim @@ -3,6 +3,14 @@ import strutils, strformat import karax/[karaxdsl, vdom, vstyles] import ".."/[types, utils] +const smallWebp* = "?name=small&format=webp" + +proc getSmallPic*(url: string): string = + result = url + if "?" notin url and not url.endsWith("placeholder.png"): + result &= smallWebp + result = getPicUrl(result) + proc icon*(icon: string; text=""; title=""; class=""; href=""): VNode = var c = "icon-" & icon if class.len > 0: c = &"{c} {class}" @@ -51,29 +59,23 @@ proc buttonReferer*(action, text, path: string; class=""; `method`="post"): VNod proc genCheckbox*(pref, label: string; state: bool): VNode = buildHtml(label(class="pref-group checkbox-container")): text label - if state: input(name=pref, `type`="checkbox", checked="") - else: input(name=pref, `type`="checkbox") + input(name=pref, `type`="checkbox", checked=state) span(class="checkbox") -proc genInput*(pref, label, state, placeholder: string; class=""): VNode = +proc genInput*(pref, label, state, placeholder: string; class=""; autofocus=true): VNode = let p = placeholder buildHtml(tdiv(class=("pref-group pref-input " & class))): if label.len > 0: label(`for`=pref): text label - if state.len == 0: - input(name=pref, `type`="text", placeholder=p, value=state, autofocus="") - else: - input(name=pref, `type`="text", placeholder=p, value=state) + input(name=pref, `type`="text", placeholder=p, value=state, autofocus=(autofocus and state.len == 0)) proc genSelect*(pref, label, state: string; options: seq[string]): VNode = buildHtml(tdiv(class="pref-group pref-input")): label(`for`=pref): text label select(name=pref): for opt in options: - if opt == state: - option(value=opt, selected=""): text opt - else: - option(value=opt): text opt + option(value=opt, selected=(opt == state)): + text opt proc genDate*(pref, state: string): VNode = buildHtml(span(class="date-input")): @@ -85,12 +87,9 @@ proc genImg*(url: string; class=""): VNode = img(src=getPicUrl(url), class=class, alt="", loading="lazy", decoding="async") proc getTabClass*(query: Query; tab: QueryKind): string = - result = "tab-item" - if query.kind == tab: - result &= " active" + if query.kind == tab: "tab-item active" + else: "tab-item" proc getAvatarClass*(prefs: Prefs): string = - if prefs.squareAvatars: - "avatar" - else: - "avatar round" + if prefs.squareAvatars: "avatar" + else: "avatar round" diff --git a/src/views/search.nim b/src/views/search.nim index 94bbac8..72c59f5 100644 --- a/src/views/search.nim +++ b/src/views/search.nim @@ -63,12 +63,10 @@ proc renderSearchPanel*(query: Query): VNode = hiddenField("f", "tweets") genInput("q", "", query.text, "Enter search...", class="pref-inline") button(`type`="submit"): icon "search" - if isPanelOpen(query): - input(id="search-panel-toggle", `type`="checkbox", checked="") - else: - input(id="search-panel-toggle", `type`="checkbox") - label(`for`="search-panel-toggle"): - icon "down" + + input(id="search-panel-toggle", `type`="checkbox", checked=isPanelOpen(query)) + label(`for`="search-panel-toggle"): icon "down" + tdiv(class="search-panel"): for f in @["filter", "exclude"]: span(class="search-title"): text capitalize(f) @@ -88,7 +86,7 @@ proc renderSearchPanel*(query: Query): VNode = genDate("until", query.until) tdiv: span(class="search-title"): text "Near" - genInput("near", "", query.near, placeholder="Location...") + genInput("near", "", query.near, "Location...", autofocus=false) proc renderTweetSearch*(results: Result[Tweet]; prefs: Prefs; path: string; pinned=none(Tweet)): VNode = diff --git a/src/views/tweet.nim b/src/views/tweet.nim index bcc8f02..70bbe20 100644 --- a/src/views/tweet.nim +++ b/src/views/tweet.nim @@ -7,11 +7,7 @@ import renderutils import ".."/[types, utils, formatters] import general -proc getSmallPic(url: string): string = - result = url - if "?" notin url and not url.endsWith("placeholder.png"): - result &= "?name=small" - result = getPicUrl(result) +const doctype = "\n" proc renderMiniAvatar(user: User; prefs: Prefs): VNode = let url = getPicUrl(user.getUserPic("_mini")) @@ -57,9 +53,8 @@ proc renderAlbum(tweet: Tweet): VNode = tdiv(class="attachment image"): let named = "name=" in photo - orig = photo - small = if named: photo else: photo & "?name=small" - a(href=getOrigPicUrl(orig), class="still-image", target="_blank"): + small = if named: photo else: photo & smallWebp + a(href=getOrigPicUrl(photo), class="still-image", target="_blank"): genImg(small) proc isPlaybackEnabled(prefs: Prefs; playbackType: VideoType): bool = @@ -106,12 +101,10 @@ proc renderVideo*(video: Video; prefs: Prefs; path: string): VNode = else: vidUrl case playbackType of mp4: - if prefs.muteVideos: - video(src=source, poster=thumb, controls="", preload="none", muted=""): - else: - video(src=source, poster=thumb, controls="", preload="none"): + video(poster=thumb, controls="", muted=prefs.muteVideos): + source(src=source, `type`="video/mp4") of m3u8, vmap: - video(poster=thumb, data-url=source, data-autoload="false") + video(poster=thumb, data-url=source, data-autoload="false", muted=prefs.muteVideos) verbatim "
" tdiv(class="overlay-circle"): span(class="overlay-triangle") verbatim "
" @@ -132,12 +125,9 @@ proc renderGif(gif: Gif; prefs: Prefs): VNode = buildHtml(tdiv(class="attachments media-gif")): tdiv(class="gallery-gif", style={maxHeight: "unset"}): tdiv(class="attachment"): - let thumb = getSmallPic(gif.thumb) - let url = getPicUrl(gif.url) - if prefs.autoplayGifs: - video(src=url, class="gif", poster=thumb, controls="", muted="", loop="", playsinline="", autoplay="") - else: - video(src=url, class="gif", poster=thumb, controls="", muted="", loop="", playsinline="") + video(class="gif", poster=getSmallPic(gif.thumb), autoplay=prefs.autoplayGifs, + controls="", muted="", loop=""): + source(src=getPicUrl(gif.url), `type`="video/mp4") proc renderPoll(poll: Poll): VNode = buildHtml(tdiv(class="poll")): @@ -331,7 +321,7 @@ proc renderTweet*(tweet: Tweet; prefs: Prefs; path: string; class=""; index=0; if tweet.attribution.isSome: renderAttribution(tweet.attribution.get(), prefs) - if tweet.card.isSome: + if tweet.card.isSome and tweet.card.get().kind != hidden: renderCard(tweet.card.get(), prefs, path) if tweet.photos.len > 0: @@ -350,7 +340,7 @@ proc renderTweet*(tweet: Tweet; prefs: Prefs; path: string; class=""; index=0; renderQuote(tweet.quote.get(), prefs, path) if mainTweet: - p(class="tweet-published"): text &"{getTime(tweet)} · {tweet.source}" + p(class="tweet-published"): text &"{getTime(tweet)}" if tweet.mediaTags.len > 0: renderMediaTags(tweet.mediaTags) @@ -362,7 +352,12 @@ proc renderTweet*(tweet: Tweet; prefs: Prefs; path: string; class=""; index=0; a(class="show-thread", href=("/i/status/" & $tweet.threadId)): text "Show this thread" -proc renderTweetEmbed*(tweet: Tweet; path: string; prefs: Prefs; cfg: Config; req: Request): VNode = - buildHtml(tdiv(class="tweet-embed")): +proc renderTweetEmbed*(tweet: Tweet; path: string; prefs: Prefs; cfg: Config; req: Request): string = + let node = buildHtml(html(lang="en")): renderHead(prefs, cfg, req) - renderTweet(tweet, prefs, path, mainTweet=true) + + body: + tdiv(class="tweet-embed"): + renderTweet(tweet, prefs, path, mainTweet=true) + + result = doctype & $node diff --git a/tests/requirements.txt b/tests/requirements.txt new file mode 100644 index 0000000..56ea4c0 --- /dev/null +++ b/tests/requirements.txt @@ -0,0 +1 @@ +seleniumbase diff --git a/tests/test_card.py b/tests/test_card.py index ab79e9c..696b9d5 100644 --- a/tests/test_card.py +++ b/tests/test_card.py @@ -3,11 +3,6 @@ from parameterized import parameterized card = [ - ['Thom_Wolf/status/1122466524860702729', - 'facebookresearch/fairseq', - 'Facebook AI Research Sequence-to-Sequence Toolkit written in Python. - GitHub - facebookresearch/fairseq: Facebook AI Research Sequence-to-Sequence Toolkit written in Python.', - 'github.com', True], - ['nim_lang/status/1136652293510717440', 'Version 0.20.0 released', 'We are very proud to announce Nim version 0.20. This is a massive release, both literally and figuratively. It contains more than 1,000 commits and it marks our release candidate for version 1.0!', @@ -25,6 +20,11 @@ card = [ ] no_thumb = [ + ['Thom_Wolf/status/1122466524860702729', + 'facebookresearch/fairseq', + 'Facebook AI Research Sequence-to-Sequence Toolkit written in Python. - GitHub - facebookresearch/fairseq: Facebook AI Research Sequence-to-Sequence Toolkit written in Python.', + 'github.com'], + ['brent_p/status/1088857328680488961', 'Hts Nim Sugar', 'hts-nim is a library that allows one to use htslib via the nim programming language. Nim is a garbage-collected language that compiles to C and often has similar performance. I have become very...', @@ -35,14 +35,9 @@ no_thumb = [ 'A sample of a Qt app written using mostly nim. Contribute to sinkingsugar/nimqt-example development by creating an account on GitHub.', 'github.com'], - ['mobile_test/status/490378953744318464', - 'Nantasket Beach', - 'Explore this photo titled Nantasket Beach by Ben Sandofsky (@sandofsky) on 500px', - '500px.com'], - ['nim_lang/status/1082989146040340480', 'Nim in 2018: A short recap', - 'Posted in r/programming by u/miran1', + 'Posted by u/miran1 - 36 votes and 46 comments', 'reddit.com'] ] @@ -76,7 +71,7 @@ class CardTest(BaseTestCase): c = Card(Conversation.main + " ") self.assert_text(title, c.title) self.assert_text(destination, c.destination) - self.assertIn('_img', self.get_image_url(c.image + ' img')) + self.assertIn('/pic/', self.get_image_url(c.image + ' img')) if len(description) > 0: self.assert_text(description, c.description) if large: @@ -99,7 +94,7 @@ class CardTest(BaseTestCase): c = Card(Conversation.main + " ") self.assert_text(title, c.title) self.assert_text(destination, c.destination) - self.assertIn('_img', self.get_image_url(c.image + ' img')) + self.assertIn('/pic/', self.get_image_url(c.image + ' img')) self.assert_element_visible('.card-overlay') if len(description) > 0: self.assert_text(description, c.description) diff --git a/tests/test_profile.py b/tests/test_profile.py index e62f7b9..f9b5047 100644 --- a/tests/test_profile.py +++ b/tests/test_profile.py @@ -17,11 +17,6 @@ protected = [ invalid = [['thisprofiledoesntexist'], ['%']] -banner_color = [ - ['nim_lang', '22, 25, 32'], - ['rustlang', '35, 31, 32'] -] - banner_image = [ ['mobile_test', 'profile_banners%2F82135242%2F1384108037%2F1500x500'] ] @@ -74,12 +69,6 @@ class ProfileTest(BaseTestCase): self.open_nitter('user') self.assert_text('User "user" has been suspended') - @parameterized.expand(banner_color) - def test_banner_color(self, username, color): - self.open_nitter(username) - banner = self.find_element(Profile.banner + ' a') - self.assertIn(color, banner.value_of_css_property('background-color')) - @parameterized.expand(banner_image) def test_banner_image(self, username, url): self.open_nitter(username) diff --git a/tests/test_quote.py b/tests/test_quote.py index e1ee728..1b458ea 100644 --- a/tests/test_quote.py +++ b/tests/test_quote.py @@ -3,7 +3,7 @@ from parameterized import parameterized text = [ ['elonmusk/status/1138136540096319488', - 'Trev Page', '@Model3Owners', + 'TREV PAGE', '@Model3Owners', """As of March 58.4% of new car sales in Norway are electric. What are we doing wrong? reuters.com/article/us-norwa…"""],