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Merge pull request #38 from Luro02/backup

Browse source 
more tests #25 + better docs #31
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Lucas 2019-10-03 18:06:43 +02:00 committed by GitHub
commit ebddb7a0e2
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52 changed files with 3066 additions and 1474 deletions
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59
.github/workflows/rust.yml vendored
View file

@ -4,60 +4,13 @@ name: Rust
on: [push, pull_request]
jobs:
build:
name: Build
runs-on: ${{ matrix.os }}
strategy:
matrix:
rust:
- stable
os:
- ubuntu-latest
# execute cargo build
steps:
- uses: actions/checkout@v1
- uses: actions-rs/toolchain@v1
with:
toolchain: ${{ matrix.rust }}
override: true
- uses: actions-rs/cargo@v1
with:
command: build
arguments: --all-features
test:
name: Test
runs-on: ${{ matrix.os }}
strategy:
matrix:
rust:
- stable
os:
- ubuntu-latest
# execute cargo test
steps:
- uses: actions/checkout@v1
- uses: actions-rs/toolchain@v1
with:
toolchain: ${{ matrix.rust }}
override: true
- uses: actions-rs/cargo@v1
with:
command: test
rustfmt:
name: Rustfmt
runs-on: ubuntu-latest
strategy:
matrix:
rust:
- stable
steps:
- uses: actions/checkout@v1
- uses: actions-rs/toolchain@v1
with:
toolchain: ${{ matrix.rust }}
override: true
toolchain: nightly
- run: rustup component add rustfmt
- uses: actions-rs/cargo@v1
with:
@ -65,20 +18,14 @@ jobs:
args: --all -- --check
clippy:
name: Clippy
runs-on: ubuntu-latest
strategy:
matrix:
rust:
- stable
steps:
- uses: actions/checkout@v1
- uses: actions-rs/toolchain@v1
with:
toolchain: ${{ matrix.rust }}
override: true
toolchain: stable
- run: rustup component add clippy
- uses: actions-rs/cargo@v1
with:
command: clippy
args: -- -D warnings
# args: -- -D warnings

1
.gitignore vendored
View file

@ -2,3 +2,4 @@
/target/
**/*.rs.bk
Cargo.lock
tarpaulin-report.html

52
.travis.yml
View file

@ -1,5 +1,16 @@
language: rust
sudo: required
cache: cargo
before_cache: |
cargo install cargo-tarpaulin || echo "cargo-tarpaulin already installed"
cargo install cargo-update || echo "cargo-update already installed"
cargo install cargo-audit || echo "cargo-audit already installed"
cargo install-update --all
# before_cache:
# - rm -rf /home/travis/.cargo/registry
rust:
- stable
- beta
@ -8,32 +19,19 @@ matrix:
allow_failures:
- rust: nightly
env:
global:
- RUSTFLAGS="-C link-dead-code"
script: |
cargo clean
cargo build
cargo test
addons:
apt:
packages:
- libcurl4-openssl-dev
- libelf-dev
- libdw-dev
- cmake
- gcc
- binutils-dev
- libiberty-dev
# it's enough to run this once:
if [[ "$TRAVIS_RUST_VERSION" == stable ]]; then
cargo audit
fi
after_success: |
wget https://github.com/SimonKagstrom/kcov/archive/master.tar.gz &&
tar xzf master.tar.gz &&
cd kcov-master &&
mkdir build &&
cd build &&
cmake .. &&
make &&
make install DESTDIR=../../kcov-build &&
cd ../.. &&
rm -rf kcov-master &&
for file in target/debug/hls_m3u8-*[^\.d]; do mkdir -p "target/cov/$(basename $file)"; ./kcov-build/usr/local/bin/kcov --exclude-pattern=/.cargo,/usr/lib --verify "target/cov/$(basename $file)" "$file"; done &&
bash <(curl -s https://codecov.io/bash) &&
echo "Uploaded code coverage"
# this does require a -Z flag for Doctests, which is unstable!
if [[ "$TRAVIS_RUST_VERSION" == nightly ]]; then
cargo tarpaulin --run-types Tests Doctests --out Xml
bash <(curl -s https://codecov.io/bash)
fi

6
Cargo.toml
View file

@ -12,13 +12,15 @@ edition = "2018"
categories = ["parser"]
[badges]
travis-ci = {repository = "sile/hls_m3u8"}
codecov = {repository = "sile/hls_m3u8"}
travis-ci = { repository = "sile/hls_m3u8" }
codecov = { repository = "sile/hls_m3u8" }
[dependencies]
failure = "0.1.5"
derive_builder = "0.7.2"
chrono = "0.4.9"
strum = { version = "0.16.0", features = ["derive"] }
derive_more = "0.15.0"
[dev-dependencies]
clap = "2"

10
rustfmt.toml Normal file
View file

@ -0,0 +1,10 @@
error_on_unformatted = true
edition = "2018"
fn_single_line = true
force_multiline_blocks = true
format_code_in_doc_comments = true
format_macro_matchers = true
match_arm_blocks = true
reorder_impl_items = true
use_field_init_shorthand = true
wrap_comments = true

58
src/attribute.rs
View file

@ -8,41 +8,31 @@ use crate::Error;
pub struct AttributePairs(HashMap<String, String>);
impl AttributePairs {
pub fn new() -> Self {
Self::default()
}
pub fn new() -> Self { Self::default() }
}
impl Deref for AttributePairs {
type Target = HashMap<String, String>;
fn deref(&self) -> &Self::Target {
&self.0
}
fn deref(&self) -> &Self::Target { &self.0 }
}
impl DerefMut for AttributePairs {
fn deref_mut(&mut self) -> &mut Self::Target {
&mut self.0
}
fn deref_mut(&mut self) -> &mut Self::Target { &mut self.0 }
}
impl IntoIterator for AttributePairs {
type Item = (String, String);
type IntoIter = ::std::collections::hash_map::IntoIter<String, String>;
type Item = (String, String);
fn into_iter(self) -> Self::IntoIter {
self.0.into_iter()
}
fn into_iter(self) -> Self::IntoIter { self.0.into_iter() }
}
impl<'a> IntoIterator for &'a AttributePairs {
type Item = (&'a String, &'a String);
type IntoIter = ::std::collections::hash_map::Iter<'a, String, String>;
type Item = (&'a String, &'a String);
fn into_iter(self) -> Self::IntoIter {
self.0.iter()
}
fn into_iter(self) -> Self::IntoIter { self.0.iter() }
}
impl FromStr for AttributePairs {
@ -55,11 +45,14 @@ impl FromStr for AttributePairs {
let pair = split(line.trim(), '=');
if pair.len() < 2 {
return Err(Error::invalid_input());
continue;
}
let key = pair[0].to_uppercase();
let value = pair[1].to_string();
let key = pair[0].trim().to_uppercase();
let value = pair[1].trim().to_string();
if value.is_empty() {
continue;
}
result.insert(key.trim().to_string(), value.trim().to_string());
}
@ -87,11 +80,11 @@ fn split(value: &str, terminator: char) -> Vec<String> {
temp_string.push(c);
}
k if (k == terminator) => {
if !inside_quotes {
if inside_quotes {
temp_string.push(c);
} else {
result.push(temp_string);
temp_string = String::new();
} else {
temp_string.push(c);
}
}
_ => {
@ -122,6 +115,11 @@ mod test {
let mut iterator = pairs.iter();
assert!(iterator.any(|(k, v)| k == "ABC" && v == "12.3"));
let mut pairs = AttributePairs::new();
pairs.insert("FOO".to_string(), "BAR".to_string());
assert_eq!("FOO=BAR,VAL".parse::<AttributePairs>().unwrap(), pairs);
}
#[test]
@ -136,4 +134,18 @@ mod test {
let mut iterator = attrs.iter();
assert!(iterator.any(|(k, v)| k == "key_02" && v == "value_02"));
}
#[test]
fn test_into_iter() {
let mut map = HashMap::new();
map.insert("k".to_string(), "v".to_string());
let mut attrs = AttributePairs::new();
attrs.insert("k".to_string(), "v".to_string());
assert_eq!(
attrs.into_iter().collect::<Vec<_>>(),
map.into_iter().collect::<Vec<_>>()
);
}
}

64
src/error.rs
View file

@ -1,4 +1,3 @@
use std::error;
use std::fmt;
use failure::{Backtrace, Context, Fail};
@ -6,7 +5,7 @@ use failure::{Backtrace, Context, Fail};
/// This crate specific `Result` type.
pub type Result<T> = std::result::Result<T, Error>;
/// The ErrorKind.
/// The [`ErrorKind`].
#[derive(Debug, Fail, Clone, PartialEq, Eq)]
pub enum ErrorKind {
#[fail(display = "ChronoParseError: {}", _0)]
@ -73,6 +72,10 @@ pub enum ErrorKind {
/// An attribute is missing.
MissingAttribute(String),
#[fail(display = "Unexpected Attribute: {:?}", _0)]
/// An unexpected value.
UnexpectedAttribute(String),
/// Hints that destructuring should not be exhaustive.
///
/// This enum may grow additional variants, so this makes sure clients
@ -90,49 +93,34 @@ pub struct Error {
}
impl Fail for Error {
fn cause(&self) -> Option<&dyn Fail> {
self.inner.cause()
}
fn cause(&self) -> Option<&dyn Fail> { self.inner.cause() }
fn backtrace(&self) -> Option<&Backtrace> {
self.inner.backtrace()
}
fn backtrace(&self) -> Option<&Backtrace> { self.inner.backtrace() }
}
impl fmt::Display for Error {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
self.inner.fmt(f)
}
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { self.inner.fmt(f) }
}
impl From<ErrorKind> for Error {
fn from(kind: ErrorKind) -> Error {
Error::from(Context::new(kind))
}
fn from(kind: ErrorKind) -> Error { Error::from(Context::new(kind)) }
}
impl From<Context<ErrorKind>> for Error {
fn from(inner: Context<ErrorKind>) -> Error {
Error { inner }
}
fn from(inner: Context<ErrorKind>) -> Error { Error { inner } }
}
impl Error {
pub(crate) fn unknown<T>(value: T) -> Self
where
T: error::Error,
{
Self::from(ErrorKind::UnknownError(value.to_string()))
}
pub(crate) fn missing_value<T: ToString>(value: T) -> Self {
Self::from(ErrorKind::MissingValue(value.to_string()))
}
pub(crate) fn invalid_input() -> Self {
Self::from(ErrorKind::InvalidInput)
pub(crate) fn unexpected_attribute<T: ToString>(value: T) -> Self {
Self::from(ErrorKind::UnexpectedAttribute(value.to_string()))
}
pub(crate) fn invalid_input() -> Self { Self::from(ErrorKind::InvalidInput) }
pub(crate) fn parse_int_error<T: ToString>(value: T) -> Self {
Self::from(ErrorKind::ParseIntError(value.to_string()))
}
@ -167,9 +155,7 @@ impl Error {
Self::from(ErrorKind::UnknownProtocolVersion(value.to_string()))
}
pub(crate) fn io<T: ToString>(value: T) -> Self {
Self::from(ErrorKind::Io(value.to_string()))
}
pub(crate) fn io<T: ToString>(value: T) -> Self { Self::from(ErrorKind::Io(value.to_string())) }
pub(crate) fn required_version<T, U>(required_version: T, specified_version: U) -> Self
where
@ -196,25 +182,23 @@ impl Error {
}
impl From<::std::num::ParseIntError> for Error {
fn from(value: ::std::num::ParseIntError) -> Self {
Error::parse_int_error(value)
}
fn from(value: ::std::num::ParseIntError) -> Self { Error::parse_int_error(value) }
}
impl From<::std::num::ParseFloatError> for Error {
fn from(value: ::std::num::ParseFloatError) -> Self {
Error::parse_float_error(value)
}
fn from(value: ::std::num::ParseFloatError) -> Self { Error::parse_float_error(value) }
}
impl From<::std::io::Error> for Error {
fn from(value: ::std::io::Error) -> Self {
Error::io(value)
}
fn from(value: ::std::io::Error) -> Self { Error::io(value) }
}
impl From<::chrono::ParseError> for Error {
fn from(value: ::chrono::ParseError) -> Self {
Error::chrono(value)
fn from(value: ::chrono::ParseError) -> Self { Error::chrono(value) }
}
impl From<::strum::ParseError> for Error {
fn from(value: ::strum::ParseError) -> Self {
Error::custom(value) // TODO!
}
}

10
src/lib.rs
View file

@ -1,9 +1,17 @@
#![forbid(unsafe_code)]
#![warn(
//clippy::pedantic,
clippy::nursery,
clippy::cargo
)]
#![warn(missing_docs)]
#![allow(clippy::multiple_crate_versions)]
#![warn(
missing_docs,
missing_copy_implementations,
missing_debug_implementations,
trivial_casts, // TODO (needed?)
trivial_numeric_casts
)]
//! [HLS] m3u8 parser/generator.
//!
//! [HLS]: https://tools.ietf.org/html/rfc8216

115
src/line.rs
View file

@ -9,9 +9,7 @@ use crate::Error;
pub struct Lines(Vec<Line>);
impl Lines {
pub fn new() -> Self {
Self::default()
}
pub fn new() -> Self { Self::default() }
}
impl FromStr for Lines {
@ -26,8 +24,7 @@ impl FromStr for Lines {
for l in input.lines() {
let line = l.trim();
// ignore empty lines
if line.len() == 0 {
if line.is_empty() {
continue;
}
@ -39,7 +36,7 @@ impl FromStr for Lines {
continue;
} else if line.starts_with("#EXT") {
Line::Tag(line.parse()?)
} else if line.starts_with("#") {
} else if line.starts_with('#') {
continue; // ignore comments
} else {
// stream inf line needs special treatment
@ -66,26 +63,20 @@ impl FromStr for Lines {
}
impl IntoIterator for Lines {
type Item = Line;
type IntoIter = ::std::vec::IntoIter<Line>;
type Item = Line;
fn into_iter(self) -> Self::IntoIter {
self.0.into_iter()
}
fn into_iter(self) -> Self::IntoIter { self.0.into_iter() }
}
impl Deref for Lines {
type Target = Vec<Line>;
fn deref(&self) -> &Self::Target {
&self.0
}
fn deref(&self) -> &Self::Target { &self.0 }
}
impl DerefMut for Lines {
fn deref_mut(&mut self) -> &mut Self::Target {
&mut self.0
}
fn deref_mut(&mut self) -> &mut Self::Target { &mut self.0 }
}
#[derive(Debug, PartialEq, Eq)]
@ -155,53 +146,53 @@ impl fmt::Display for Tag {
impl FromStr for Tag {
type Err = Error;
fn from_str(s: &str) -> Result<Self, Self::Err> {
if s.starts_with(tags::ExtM3u::PREFIX) {
s.parse().map(Tag::ExtM3u)
} else if s.starts_with(tags::ExtXVersion::PREFIX) {
s.parse().map(Tag::ExtXVersion)
} else if s.starts_with(tags::ExtInf::PREFIX) {
s.parse().map(Tag::ExtInf)
} else if s.starts_with(tags::ExtXByteRange::PREFIX) {
s.parse().map(Tag::ExtXByteRange)
} else if s.starts_with(tags::ExtXDiscontinuity::PREFIX) {
s.parse().map(Tag::ExtXDiscontinuity)
} else if s.starts_with(tags::ExtXKey::PREFIX) {
s.parse().map(Tag::ExtXKey)
} else if s.starts_with(tags::ExtXMap::PREFIX) {
s.parse().map(Tag::ExtXMap)
} else if s.starts_with(tags::ExtXProgramDateTime::PREFIX) {
s.parse().map(Tag::ExtXProgramDateTime)
} else if s.starts_with(tags::ExtXTargetDuration::PREFIX) {
s.parse().map(Tag::ExtXTargetDuration)
} else if s.starts_with(tags::ExtXDateRange::PREFIX) {
s.parse().map(Tag::ExtXDateRange)
} else if s.starts_with(tags::ExtXMediaSequence::PREFIX) {
s.parse().map(Tag::ExtXMediaSequence)
} else if s.starts_with(tags::ExtXDiscontinuitySequence::PREFIX) {
s.parse().map(Tag::ExtXDiscontinuitySequence)
} else if s.starts_with(tags::ExtXEndList::PREFIX) {
s.parse().map(Tag::ExtXEndList)
} else if s.starts_with(tags::ExtXPlaylistType::PREFIX) {
s.parse().map(Tag::ExtXPlaylistType)
} else if s.starts_with(tags::ExtXIFramesOnly::PREFIX) {
s.parse().map(Tag::ExtXIFramesOnly)
} else if s.starts_with(tags::ExtXMedia::PREFIX) {
s.parse().map(Tag::ExtXMedia)
} else if s.starts_with(tags::ExtXStreamInf::PREFIX) {
s.parse().map(Tag::ExtXStreamInf)
} else if s.starts_with(tags::ExtXIFrameStreamInf::PREFIX) {
s.parse().map(Tag::ExtXIFrameStreamInf)
} else if s.starts_with(tags::ExtXSessionData::PREFIX) {
s.parse().map(Tag::ExtXSessionData)
} else if s.starts_with(tags::ExtXSessionKey::PREFIX) {
s.parse().map(Tag::ExtXSessionKey)
} else if s.starts_with(tags::ExtXIndependentSegments::PREFIX) {
s.parse().map(Tag::ExtXIndependentSegments)
} else if s.starts_with(tags::ExtXStart::PREFIX) {
s.parse().map(Tag::ExtXStart)
fn from_str(input: &str) -> Result<Self, Self::Err> {
if input.starts_with(tags::ExtM3u::PREFIX) {
input.parse().map(Tag::ExtM3u)
} else if input.starts_with(tags::ExtXVersion::PREFIX) {
input.parse().map(Tag::ExtXVersion)
} else if input.starts_with(tags::ExtInf::PREFIX) {
input.parse().map(Tag::ExtInf)
} else if input.starts_with(tags::ExtXByteRange::PREFIX) {
input.parse().map(Tag::ExtXByteRange)
} else if input.starts_with(tags::ExtXDiscontinuity::PREFIX) {
input.parse().map(Tag::ExtXDiscontinuity)
} else if input.starts_with(tags::ExtXKey::PREFIX) {
input.parse().map(Tag::ExtXKey)
} else if input.starts_with(tags::ExtXMap::PREFIX) {
input.parse().map(Tag::ExtXMap)
} else if input.starts_with(tags::ExtXProgramDateTime::PREFIX) {
input.parse().map(Tag::ExtXProgramDateTime)
} else if input.starts_with(tags::ExtXTargetDuration::PREFIX) {
input.parse().map(Tag::ExtXTargetDuration)
} else if input.starts_with(tags::ExtXDateRange::PREFIX) {
input.parse().map(Tag::ExtXDateRange)
} else if input.starts_with(tags::ExtXMediaSequence::PREFIX) {
input.parse().map(Tag::ExtXMediaSequence)
} else if input.starts_with(tags::ExtXDiscontinuitySequence::PREFIX) {
input.parse().map(Tag::ExtXDiscontinuitySequence)
} else if input.starts_with(tags::ExtXEndList::PREFIX) {
input.parse().map(Tag::ExtXEndList)
} else if input.starts_with(tags::ExtXPlaylistType::PREFIX) {
input.parse().map(Tag::ExtXPlaylistType)
} else if input.starts_with(tags::ExtXIFramesOnly::PREFIX) {
input.parse().map(Tag::ExtXIFramesOnly)
} else if input.starts_with(tags::ExtXMedia::PREFIX) {
input.parse().map(Tag::ExtXMedia).map_err(Error::custom)
} else if input.starts_with(tags::ExtXStreamInf::PREFIX) {
input.parse().map(Tag::ExtXStreamInf)
} else if input.starts_with(tags::ExtXIFrameStreamInf::PREFIX) {
input.parse().map(Tag::ExtXIFrameStreamInf)
} else if input.starts_with(tags::ExtXSessionData::PREFIX) {
input.parse().map(Tag::ExtXSessionData)
} else if input.starts_with(tags::ExtXSessionKey::PREFIX) {
input.parse().map(Tag::ExtXSessionKey)
} else if input.starts_with(tags::ExtXIndependentSegments::PREFIX) {
input.parse().map(Tag::ExtXIndependentSegments)
} else if input.starts_with(tags::ExtXStart::PREFIX) {
input.parse().map(Tag::ExtXStart)
} else {
Ok(Tag::Unknown(s.to_string()))
Ok(Tag::Unknown(input.to_string()))
}
}
}

55
src/master_playlist.rs
View file

@ -21,8 +21,8 @@ pub struct MasterPlaylist {
#[builder(default, setter(name = "version"))]
/// Sets the protocol compatibility version of the resulting playlist.
///
/// If the resulting playlist has tags which requires a compatibility version greater than
/// `version`,
/// If the resulting playlist has tags which requires a compatibility
/// version greater than `version`,
/// `build()` method will fail with an `ErrorKind::InvalidInput` error.
///
/// The default is the maximum version among the tags in the playlist.
@ -47,14 +47,10 @@ pub struct MasterPlaylist {
impl MasterPlaylist {
/// Returns a Builder for a MasterPlaylist.
pub fn builder() -> MasterPlaylistBuilder {
MasterPlaylistBuilder::default()
}
pub fn builder() -> MasterPlaylistBuilder { MasterPlaylistBuilder::default() }
/// Returns the `EXT-X-VERSION` tag contained in the playlist.
pub const fn version_tag(&self) -> ExtXVersion {
self.version_tag
}
pub const fn version_tag(&self) -> ExtXVersion { self.version_tag }
/// Returns the `EXT-X-INDEPENDENT-SEGMENTS` tag contained in the playlist.
pub const fn independent_segments_tag(&self) -> Option<ExtXIndependentSegments> {
@ -62,19 +58,13 @@ impl MasterPlaylist {
}
/// Returns the `EXT-X-START` tag contained in the playlist.
pub const fn start_tag(&self) -> Option<ExtXStart> {
self.start_tag
}
pub const fn start_tag(&self) -> Option<ExtXStart> { self.start_tag }
/// Returns the `EXT-X-MEDIA` tags contained in the playlist.
pub fn media_tags(&self) -> &[ExtXMedia] {
&self.media_tags
}
pub fn media_tags(&self) -> &[ExtXMedia] { &self.media_tags }
/// Returns the `EXT-X-STREAM-INF` tags contained in the playlist.
pub fn stream_inf_tags(&self) -> &[ExtXStreamInf] {
&self.stream_inf_tags
}
pub fn stream_inf_tags(&self) -> &[ExtXStreamInf] { &self.stream_inf_tags }
/// Returns the `EXT-X-I-FRAME-STREAM-INF` tags contained in the playlist.
pub fn i_frame_stream_inf_tags(&self) -> &[ExtXIFrameStreamInf] {
@ -82,20 +72,14 @@ impl MasterPlaylist {
}
/// Returns the `EXT-X-SESSION-DATA` tags contained in the playlist.
pub fn session_data_tags(&self) -> &[ExtXSessionData] {
&self.session_data_tags
}
pub fn session_data_tags(&self) -> &[ExtXSessionData] { &self.session_data_tags }
/// Returns the `EXT-X-SESSION-KEY` tags contained in the playlist.
pub fn session_key_tags(&self) -> &[ExtXSessionKey] {
&self.session_key_tags
}
pub fn session_key_tags(&self) -> &[ExtXSessionKey] { &self.session_key_tags }
}
impl RequiredVersion for MasterPlaylist {
fn required_version(&self) -> ProtocolVersion {
self.version_tag.version()
}
fn required_version(&self) -> ProtocolVersion { self.version_tag.version() }
}
impl MasterPlaylistBuilder {
@ -103,7 +87,7 @@ impl MasterPlaylistBuilder {
let required_version = self.required_version();
let specified_version = self
.version_tag
.unwrap_or(required_version.into())
.unwrap_or_else(|| required_version.into())
.version();
if required_version > specified_version {
@ -164,7 +148,7 @@ impl MasterPlaylistBuilder {
.flatten(),
)
.max()
.unwrap_or(ProtocolVersion::latest())
.unwrap_or_else(ProtocolVersion::latest)
}
fn validate_stream_inf_tags(&self) -> crate::Result<()> {
@ -188,24 +172,23 @@ impl MasterPlaylistBuilder {
}
}
match t.closed_captions() {
Some(&ClosedCaptions::GroupId(ref group_id)) => {
&Some(ClosedCaptions::GroupId(ref group_id)) => {
if !self.check_media_group(MediaType::ClosedCaptions, group_id) {
return Err(Error::unmatched_group(group_id));
}
}
Some(&ClosedCaptions::None) => {
&Some(ClosedCaptions::None) => {
has_none_closed_captions = true;
}
None => {}
}
}
if has_none_closed_captions {
if !value
if has_none_closed_captions
&& !value
.iter()
.all(|t| t.closed_captions() == Some(&ClosedCaptions::None))
{
return Err(Error::invalid_input());
}
.all(|t| t.closed_captions() == &Some(ClosedCaptions::None))
{
return Err(Error::invalid_input());
}
}
Ok(())

51
src/media_playlist.rs
View file

@ -53,7 +53,8 @@ pub struct MediaPlaylist {
end_list_tag: Option<ExtXEndList>,
/// Sets all [MediaSegment]s.
segments: Vec<MediaSegment>,
/// Sets the allowable excess duration of each media segment in the associated playlist.
/// Sets the allowable excess duration of each media segment in the
/// associated playlist.
///
/// # Error
/// If there is a media segment of which duration exceeds
@ -70,7 +71,7 @@ impl MediaPlaylistBuilder {
let required_version = self.required_version();
let specified_version = self
.version_tag
.unwrap_or(required_version.into())
.unwrap_or_else(|| required_version.into())
.version();
if required_version > specified_version {
@ -109,7 +110,7 @@ impl MediaPlaylistBuilder {
}
};
if !(rounded_segment_duration <= max_segment_duration) {
if rounded_segment_duration > max_segment_duration {
return Err(Error::custom(format!(
"Too large segment duration: actual={:?}, max={:?}, target_duration={:?}, uri={:?}",
segment_duration,
@ -122,7 +123,7 @@ impl MediaPlaylistBuilder {
// CHECK: `#EXT-X-BYTE-RANGE`
if let Some(tag) = s.byte_range_tag() {
if tag.to_range().start().is_none() {
let last_uri = last_range_uri.ok_or(Error::invalid_input())?;
let last_uri = last_range_uri.ok_or_else(Error::invalid_input)?;
if last_uri != s.uri() {
return Err(Error::invalid_input());
}
@ -200,7 +201,7 @@ impl MediaPlaylistBuilder {
.unwrap_or(ProtocolVersion::V1)
}))
.max()
.unwrap_or(ProtocolVersion::latest())
.unwrap_or_else(ProtocolVersion::latest)
}
/// Adds a media segment to the resulting playlist.
@ -221,38 +222,28 @@ impl MediaPlaylistBuilder {
impl MediaPlaylist {
/// Creates a [MediaPlaylistBuilder].
pub fn builder() -> MediaPlaylistBuilder {
MediaPlaylistBuilder::default()
}
pub fn builder() -> MediaPlaylistBuilder { MediaPlaylistBuilder::default() }
/// Returns the `EXT-X-VERSION` tag contained in the playlist.
pub const fn version_tag(&self) -> ExtXVersion {
self.version_tag
}
pub const fn version_tag(&self) -> ExtXVersion { self.version_tag }
/// Returns the `EXT-X-TARGETDURATION` tag contained in the playlist.
pub const fn target_duration_tag(&self) -> ExtXTargetDuration {
self.target_duration_tag
}
pub const fn target_duration_tag(&self) -> ExtXTargetDuration { self.target_duration_tag }
/// Returns the `EXT-X-MEDIA-SEQUENCE` tag contained in the playlist.
pub const fn media_sequence_tag(&self) -> Option<ExtXMediaSequence> {
self.media_sequence_tag
}
pub const fn media_sequence_tag(&self) -> Option<ExtXMediaSequence> { self.media_sequence_tag }
/// Returns the `EXT-X-DISCONTINUITY-SEQUENCE` tag contained in the playlist.
/// Returns the `EXT-X-DISCONTINUITY-SEQUENCE` tag contained in the
/// playlist.
pub const fn discontinuity_sequence_tag(&self) -> Option<ExtXDiscontinuitySequence> {
self.discontinuity_sequence_tag
}
/// Returns the `EXT-X-PLAYLIST-TYPE` tag contained in the playlist.
pub const fn playlist_type_tag(&self) -> Option<ExtXPlaylistType> {
self.playlist_type_tag
}
pub const fn playlist_type_tag(&self) -> Option<ExtXPlaylistType> { self.playlist_type_tag }
/// Returns the `EXT-X-I-FRAMES-ONLY` tag contained in the playlist.
pub const fn i_frames_only_tag(&self) -> Option<ExtXIFramesOnly> {
self.i_frames_only_tag
}
pub const fn i_frames_only_tag(&self) -> Option<ExtXIFramesOnly> { self.i_frames_only_tag }
/// Returns the `EXT-X-INDEPENDENT-SEGMENTS` tag contained in the playlist.
pub const fn independent_segments_tag(&self) -> Option<ExtXIndependentSegments> {
@ -260,19 +251,13 @@ impl MediaPlaylist {
}
/// Returns the `EXT-X-START` tag contained in the playlist.
pub const fn start_tag(&self) -> Option<ExtXStart> {
self.start_tag
}
pub const fn start_tag(&self) -> Option<ExtXStart> { self.start_tag }
/// Returns the `EXT-X-ENDLIST` tag contained in the playlist.
pub const fn end_list_tag(&self) -> Option<ExtXEndList> {
self.end_list_tag
}
pub const fn end_list_tag(&self) -> Option<ExtXEndList> { self.end_list_tag }
/// Returns the media segments contained in the playlist.
pub fn segments(&self) -> &[MediaSegment] {
&self.segments
}
pub fn segments(&self) -> &[MediaSegment] { &self.segments }
}
impl fmt::Display for MediaPlaylist {

36
src/media_segment.rs
View file

@ -76,48 +76,34 @@ impl fmt::Display for MediaSegment {
impl MediaSegment {
/// Creates a [MediaSegmentBuilder].
pub fn builder() -> MediaSegmentBuilder {
MediaSegmentBuilder::default()
}
pub fn builder() -> MediaSegmentBuilder { MediaSegmentBuilder::default() }
/// Returns the URI of the media segment.
pub const fn uri(&self) -> &String {
&self.uri
}
pub const fn uri(&self) -> &String { &self.uri }
/// Returns the `EXT-X-INF` tag associated with the media segment.
pub const fn inf_tag(&self) -> &ExtInf {
&self.inf_tag
}
pub const fn inf_tag(&self) -> &ExtInf { &self.inf_tag }
/// Returns the `EXT-X-BYTERANGE` tag associated with the media segment.
pub const fn byte_range_tag(&self) -> Option<ExtXByteRange> {
self.byte_range_tag
}
pub const fn byte_range_tag(&self) -> Option<ExtXByteRange> { self.byte_range_tag }
/// Returns the `EXT-X-DATERANGE` tag associated with the media segment.
pub fn date_range_tag(&self) -> Option<&ExtXDateRange> {
self.date_range_tag.as_ref()
}
pub fn date_range_tag(&self) -> Option<&ExtXDateRange> { self.date_range_tag.as_ref() }
/// Returns the `EXT-X-DISCONTINUITY` tag associated with the media segment.
pub const fn discontinuity_tag(&self) -> Option<ExtXDiscontinuity> {
self.discontinuity_tag
}
pub const fn discontinuity_tag(&self) -> Option<ExtXDiscontinuity> { self.discontinuity_tag }
/// Returns the `EXT-X-PROGRAM-DATE-TIME` tag associated with the media segment.
/// Returns the `EXT-X-PROGRAM-DATE-TIME` tag associated with the media
/// segment.
pub fn program_date_time_tag(&self) -> Option<&ExtXProgramDateTime> {
self.program_date_time_tag.as_ref()
}
/// Returns the `EXT-X-MAP` tag associated with the media segment.
pub fn map_tag(&self) -> Option<&ExtXMap> {
self.map_tag.as_ref()
}
pub fn map_tag(&self) -> Option<&ExtXMap> { self.map_tag.as_ref() }
/// Returns the `EXT-X-KEY` tags associated with the media segment.
pub fn key_tags(&self) -> &[ExtXKey] {
&self.key_tags
}
pub fn key_tags(&self) -> &[ExtXKey] { &self.key_tags }
}
impl RequiredVersion for MediaSegment {

43
src/tags/basic/m3u.rs
View file

@ -5,17 +5,35 @@ use crate::types::{ProtocolVersion, RequiredVersion};
use crate::utils::tag;
use crate::Error;
/// # [4.3.1.1. EXTM3U]
/// The [ExtM3u] tag indicates that the file is an Extended [M3U]
/// # [4.4.1.1. EXTM3U]
/// The [`ExtM3u`] tag indicates that the file is an **Ext**ended **[`M3U`]**
/// Playlist file.
/// It is the at the start of every [`Media Playlist`] and [`Master Playlist`].
///
/// Its format is:
/// ```text
/// #EXTM3U
/// # Examples
/// Parsing from a [`str`]:
/// ```
/// # use failure::Error;
/// # use hls_m3u8::tags::ExtM3u;
/// #
/// # fn main() -> Result<(), Error> {
/// assert_eq!("#EXTM3U".parse::<ExtM3u>()?, ExtM3u);
/// #
/// # Ok(())
/// # }
/// ```
/// Converting to a [`str`]:
/// ```
/// # use hls_m3u8::tags::ExtM3u;
/// #
/// assert_eq!("#EXTM3U".to_string(), ExtM3u.to_string());
/// ```
///
/// [M3U]: https://en.wikipedia.org/wiki/M3U
/// [4.3.1.1. EXTM3U]: https://tools.ietf.org/html/rfc8216#section-4.3.1.1
/// [`Media Playlist`]: crate::MediaPlaylist
/// [`Master Playlist`]: crate::MasterPlaylist
/// [`M3U`]: https://en.wikipedia.org/wiki/M3U
/// [4.4.1.1. EXTM3U]:
/// https://tools.ietf.org/html/draft-pantos-hls-rfc8216bis-05#section-4.4.1.1
#[derive(Copy, Clone, Eq, PartialEq, Ord, PartialOrd, Hash, Debug, Default)]
pub struct ExtM3u;
@ -23,16 +41,13 @@ impl ExtM3u {
pub(crate) const PREFIX: &'static str = "#EXTM3U";
}
/// This tag requires [`ProtocolVersion::V1`].
impl RequiredVersion for ExtM3u {
fn required_version(&self) -> ProtocolVersion {
ProtocolVersion::V1
}
fn required_version(&self) -> ProtocolVersion { ProtocolVersion::V1 }
}
impl fmt::Display for ExtM3u {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Self::PREFIX.fmt(f)
}
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { write!(f, "{}", Self::PREFIX) }
}
impl FromStr for ExtM3u {
@ -40,7 +55,7 @@ impl FromStr for ExtM3u {
fn from_str(input: &str) -> Result<Self, Self::Err> {
tag(input, Self::PREFIX)?;
Ok(ExtM3u)
Ok(Self)
}
}

87
src/tags/basic/version.rs
View file

@ -5,40 +5,62 @@ use crate::types::{ProtocolVersion, RequiredVersion};
use crate::utils::tag;
use crate::Error;
/// # [4.3.1.2. EXT-X-VERSION]
/// The [ExtXVersion] tag indicates the compatibility version of the
/// Playlist file, its associated media, and its server.
/// # [4.4.1.2. EXT-X-VERSION]
/// The [`ExtXVersion`] tag indicates the compatibility version of the
/// [`Master Playlist`] or [`Media Playlist`] file.
/// It applies to the entire Playlist.
///
/// The [ExtXVersion] tag applies to the entire Playlist file. Its
/// format is:
///
/// ```text
/// #EXT-X-VERSION:<n>
/// # Examples
/// Parsing from a [`str`]:
/// ```
/// where `n` is an integer indicating the protocol compatibility version
/// number.
/// # use failure::Error;
/// # use hls_m3u8::tags::ExtXVersion;
/// #
/// # fn main() -> Result<(), Error> {
/// use hls_m3u8::types::ProtocolVersion;
///
/// [4.3.1.2. EXT-X-VERSION]: https://tools.ietf.org/html/rfc8216#section-4.3.1.2
/// assert_eq!(
/// "#EXT-X-VERSION:5".parse::<ExtXVersion>()?,
/// ExtXVersion::new(ProtocolVersion::V5)
/// );
/// #
/// # Ok(())
/// # }
/// ```
/// Converting to a [`str`]:
/// ```
/// # use hls_m3u8::tags::ExtXVersion;
/// #
/// use hls_m3u8::types::ProtocolVersion;
///
/// assert_eq!(
/// "#EXT-X-VERSION:5".to_string(),
/// ExtXVersion::new(ProtocolVersion::V5).to_string()
/// );
/// ```
///
/// [`Media Playlist`]: crate::MediaPlaylist
/// [`Master Playlist`]: crate::MasterPlaylist
/// [4.4.1.2. EXT-X-VERSION]:
/// https://tools.ietf.org/html/draft-pantos-hls-rfc8216bis-05#section-4.4.1.2
#[derive(Copy, Clone, Eq, PartialEq, Ord, PartialOrd, Hash, Debug)]
pub struct ExtXVersion(ProtocolVersion);
impl ExtXVersion {
pub(crate) const PREFIX: &'static str = "#EXT-X-VERSION:";
/// Makes a new [ExtXVersion] tag.
/// Makes a new [`ExtXVersion`] tag.
///
/// # Example
/// ```
/// # use hls_m3u8::tags::ExtXVersion;
/// use hls_m3u8::types::ProtocolVersion;
///
/// let version_tag = ExtXVersion::new(ProtocolVersion::V2);
/// let version = ExtXVersion::new(ProtocolVersion::V2);
/// ```
pub const fn new(version: ProtocolVersion) -> Self {
Self(version)
}
pub const fn new(version: ProtocolVersion) -> Self { Self(version) }
/// Returns the protocol compatibility version of the playlist, containing this tag.
/// Returns the [`ProtocolVersion`] of the playlist, containing this tag.
///
/// # Example
/// ```
@ -50,33 +72,24 @@ impl ExtXVersion {
/// ProtocolVersion::V6
/// );
/// ```
pub const fn version(&self) -> ProtocolVersion {
self.0
}
pub const fn version(self) -> ProtocolVersion { self.0 }
}
/// This tag requires [`ProtocolVersion::V1`].
impl RequiredVersion for ExtXVersion {
fn required_version(&self) -> ProtocolVersion {
ProtocolVersion::V1
}
fn required_version(&self) -> ProtocolVersion { ProtocolVersion::V1 }
}
impl fmt::Display for ExtXVersion {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "{}{}", Self::PREFIX, self.0)
}
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { write!(f, "{}{}", Self::PREFIX, self.0) }
}
impl Default for ExtXVersion {
fn default() -> Self {
Self(ProtocolVersion::V1)
}
fn default() -> Self { Self(ProtocolVersion::V1) }
}
impl From<ProtocolVersion> for ExtXVersion {
fn from(value: ProtocolVersion) -> Self {
Self(value)
}
fn from(value: ProtocolVersion) -> Self { Self(value) }
}
impl FromStr for ExtXVersion {
@ -84,7 +97,7 @@ impl FromStr for ExtXVersion {
fn from_str(input: &str) -> Result<Self, Self::Err> {
let version = tag(input, Self::PREFIX)?.parse()?;
Ok(ExtXVersion::new(version))
Ok(Self::new(version))
}
}
@ -115,4 +128,12 @@ mod test {
ProtocolVersion::V1
);
}
#[test]
fn test_default_and_from() {
assert_eq!(
ExtXVersion::default(),
ExtXVersion::from(ProtocolVersion::V1)
);
}
}

84
src/tags/master_playlist/i_frame_stream_inf.rs
View file

@ -7,21 +7,18 @@ use crate::types::{ProtocolVersion, RequiredVersion, StreamInf};
use crate::utils::{quote, tag, unquote};
use crate::Error;
/// # [4.3.4.3. EXT-X-I-FRAME-STREAM-INF]
/// The [ExtXIFrameStreamInf] tag identifies a [Media Playlist] file
/// containing the I-frames of a multimedia presentation. It stands
/// alone, in that it does not apply to a particular `URI` in the [Master Playlist].
/// # [4.4.5.3. EXT-X-I-FRAME-STREAM-INF]
/// The [`ExtXIFrameStreamInf`] tag identifies a [`Media Playlist`] file,
/// containing the I-frames of a multimedia presentation.
///
/// Its format is:
/// I-frames are encoded video frames, whose decoding
/// does not depend on any other frame.
///
/// ```text
/// #EXT-X-I-FRAME-STREAM-INF:<attribute-list>
/// ```
///
/// [Master Playlist]: crate::MasterPlaylist
/// [Media Playlist]: crate::MediaPlaylist
/// [4.3.4.3. EXT-X-I-FRAME-STREAM-INF]: https://tools.ietf.org/html/rfc8216#section-4.3.4.3
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
/// [`Master Playlist`]: crate::MasterPlaylist
/// [`Media Playlist`]: crate::MediaPlaylist
/// [4.4.5.3. EXT-X-I-FRAME-STREAM-INF]:
/// https://tools.ietf.org/html/draft-pantos-hls-rfc8216bis-05#section-4.4.5.3
#[derive(PartialOrd, Debug, Clone, PartialEq, Eq, Hash)]
pub struct ExtXIFrameStreamInf {
uri: String,
stream_inf: StreamInf,
@ -30,7 +27,13 @@ pub struct ExtXIFrameStreamInf {
impl ExtXIFrameStreamInf {
pub(crate) const PREFIX: &'static str = "#EXT-X-I-FRAME-STREAM-INF:";
/// Makes a new [ExtXIFrameStreamInf] tag.
/// Makes a new [`ExtXIFrameStreamInf`] tag.
///
/// # Example
/// ```
/// # use hls_m3u8::tags::ExtXIFrameStreamInf;
/// let stream = ExtXIFrameStreamInf::new("https://www.example.com", 20);
/// ```
pub fn new<T: ToString>(uri: T, bandwidth: u64) -> Self {
ExtXIFrameStreamInf {
uri: uri.to_string(),
@ -38,20 +41,19 @@ impl ExtXIFrameStreamInf {
}
}
/// Returns the `URI`, that identifies the associated media playlist.
/// Returns the `URI`, that identifies the associated [`media playlist`].
///
/// # Example
/// ```
/// # use hls_m3u8::tags::ExtXIFrameStreamInf;
/// #
/// let stream = ExtXIFrameStreamInf::new("https://www.example.com", 20);
/// assert_eq!(stream.uri(), &"https://www.example.com".to_string());
/// ```
pub const fn uri(&self) -> &String {
&self.uri
}
///
/// [`media playlist`]: crate::MediaPlaylist
pub const fn uri(&self) -> &String { &self.uri }
/// Sets the `URI`, that identifies the associated media playlist.
/// Sets the `URI`, that identifies the associated [`media playlist`].
///
/// # Example
/// ```
@ -62,16 +64,17 @@ impl ExtXIFrameStreamInf {
/// stream.set_uri("../new/uri");
/// assert_eq!(stream.uri(), &"../new/uri".to_string());
/// ```
///
/// [`media playlist`]: crate::MediaPlaylist
pub fn set_uri<T: ToString>(&mut self, value: T) -> &mut Self {
self.uri = value.to_string();
self
}
}
/// This tag requires [`ProtocolVersion::V1`].
impl RequiredVersion for ExtXIFrameStreamInf {
fn required_version(&self) -> ProtocolVersion {
ProtocolVersion::V1
}
fn required_version(&self) -> ProtocolVersion { ProtocolVersion::V1 }
}
impl fmt::Display for ExtXIFrameStreamInf {
@ -91,13 +94,12 @@ impl FromStr for ExtXIFrameStreamInf {
let mut uri = None;
for (key, value) in input.parse::<AttributePairs>()? {
match key.as_str() {
"URI" => uri = Some(unquote(value)),
_ => {}
if let "URI" = key.as_str() {
uri = Some(unquote(value));
}
}
let uri = uri.ok_or(Error::missing_value("URI"))?;
let uri = uri.ok_or_else(|| Error::missing_value("URI"))?;
Ok(Self {
uri,
@ -109,15 +111,11 @@ impl FromStr for ExtXIFrameStreamInf {
impl Deref for ExtXIFrameStreamInf {
type Target = StreamInf;
fn deref(&self) -> &Self::Target {
&self.stream_inf
}
fn deref(&self) -> &Self::Target { &self.stream_inf }
}
impl DerefMut for ExtXIFrameStreamInf {
fn deref_mut(&mut self) -> &mut Self::Target {
&mut self.stream_inf
}
fn deref_mut(&mut self) -> &mut Self::Target { &mut self.stream_inf }
}
#[cfg(test)]
@ -140,6 +138,8 @@ mod test {
.unwrap(),
ExtXIFrameStreamInf::new("foo", 1000)
);
assert!("garbage".parse::<ExtXIFrameStreamInf>().is_err());
}
#[test]
@ -149,4 +149,22 @@ mod test {
ProtocolVersion::V1
);
}
#[test]
fn test_deref() {
assert_eq!(
ExtXIFrameStreamInf::new("https://www.example.com", 20).average_bandwidth(),
None
)
}
#[test]
fn test_deref_mut() {
assert_eq!(
ExtXIFrameStreamInf::new("https://www.example.com", 20)
.set_average_bandwidth(Some(4))
.average_bandwidth(),
Some(4)
)
}
}

1164
src/tags/master_playlist/media.rs
View file

File diff suppressed because it is too large Load diff

166
src/tags/master_playlist/session_data.rs
View file

@ -11,37 +11,43 @@ use crate::Error;
/// The data of an [ExtXSessionData] tag.
#[derive(Hash, Eq, Ord, Debug, PartialEq, Clone, PartialOrd)]
pub enum SessionData {
/// A String, that contains the data identified by [data_id](ExtXSessionData::data_id).
/// If a [language](ExtXSessionData::language) is specified, the value should
/// contain a human-readable string written in the specified language.
/// A String, that contains the data identified by
/// [`data_id`](ExtXSessionData::data_id).
/// If a [`language`](ExtXSessionData::language) is specified, the value
/// should contain a human-readable string written in the specified
/// language.
Value(String),
/// An [uri], which points to a [json].
/// An [`uri`], which points to a [`json`].
///
/// [json]: https://tools.ietf.org/html/rfc8259
/// [uri]: https://tools.ietf.org/html/rfc3986
/// [`json`]: https://tools.ietf.org/html/rfc8259
/// [`uri`]: https://tools.ietf.org/html/rfc3986
Uri(String),
}
/// # [4.3.4.4. EXT-X-SESSION-DATA]
///
/// The [ExtXSessionData] tag allows arbitrary session data to be
/// carried in a [Master Playlist].
/// The [`ExtXSessionData`] tag allows arbitrary session data to be
/// carried in a [`Master Playlist`].
///
/// [Master Playlist]: crate::MasterPlaylist
/// [`Master Playlist`]: crate::MasterPlaylist
/// [4.3.4.4. EXT-X-SESSION-DATA]: https://tools.ietf.org/html/rfc8216#section-4.3.4.4
#[derive(Builder, Hash, Eq, Ord, Debug, PartialEq, Clone, PartialOrd)]
#[builder(setter(into))]
pub struct ExtXSessionData {
/// The identifier of the data. For more information look [here](ExtXSessionData::set_data_id).
/// The identifier of the data.
/// For more information look [`here`](ExtXSessionData::set_data_id).
///
/// # Note
/// This field is required.
data_id: String,
/// The data associated with the [data_id](ExtXSessionDataBuilder::data_id).
/// For more information look [here](SessionData).
/// The data associated with the
/// [`data_id`](ExtXSessionDataBuilder::data_id).
/// For more information look [`here`](SessionData).
///
/// # Note
/// This field is required.
data: SessionData,
/// The language of the [data](ExtXSessionDataBuilder::data).
/// The language of the [`data`](ExtXSessionDataBuilder::data).
#[builder(setter(into, strip_option), default)]
language: Option<String>,
}
@ -49,7 +55,7 @@ pub struct ExtXSessionData {
impl ExtXSessionData {
pub(crate) const PREFIX: &'static str = "#EXT-X-SESSION-DATA:";
/// Makes a new [ExtXSessionData] tag.
/// Makes a new [`ExtXSessionData`] tag.
///
/// # Example
/// ```
@ -57,18 +63,18 @@ impl ExtXSessionData {
///
/// ExtXSessionData::new(
/// "com.example.movie.title",
/// SessionData::Uri("https://www.example.com/".to_string())
/// SessionData::Uri("https://www.example.com/".to_string()),
/// );
/// ```
pub fn new<T: ToString>(data_id: T, data: SessionData) -> Self {
ExtXSessionData {
Self {
data_id: data_id.to_string(),
data,
language: None,
}
}
/// Returns a new Builder for [ExtXSessionData].
/// Returns a new Builder for [`ExtXSessionData`].
///
/// # Example
/// ```
@ -90,11 +96,9 @@ impl ExtXSessionData {
/// )
/// );
/// ```
pub fn builder() -> ExtXSessionDataBuilder {
ExtXSessionDataBuilder::default()
}
pub fn builder() -> ExtXSessionDataBuilder { ExtXSessionDataBuilder::default() }
/// Makes a new [ExtXSessionData] tag, with the given language.
/// Makes a new [`ExtXSessionData`] tag, with the given language.
///
/// # Example
/// ```
@ -103,11 +107,11 @@ impl ExtXSessionData {
/// let session_data = ExtXSessionData::with_language(
/// "com.example.movie.title",
/// SessionData::Value("some data".to_string()),
/// "english"
/// "english",
/// );
/// ```
pub fn with_language<T: ToString>(data_id: T, data: SessionData, language: T) -> Self {
ExtXSessionData {
Self {
data_id: data_id.to_string(),
data,
language: Some(language.to_string()),
@ -130,9 +134,7 @@ impl ExtXSessionData {
/// &"com.example.movie.title".to_string()
/// )
/// ```
pub const fn data_id(&self) -> &String {
&self.data_id
}
pub const fn data_id(&self) -> &String { &self.data_id }
/// Returns the `data`.
///
@ -150,11 +152,10 @@ impl ExtXSessionData {
/// &SessionData::Value("some data".to_string())
/// )
/// ```
pub const fn data(&self) -> &SessionData {
&self.data
}
pub const fn data(&self) -> &SessionData { &self.data }
/// Returns the `language` tag, that identifies the language of [SessionData].
/// Returns the `language` tag, that identifies the language of
/// [`SessionData`].
///
/// # Example
/// ```
@ -171,12 +172,10 @@ impl ExtXSessionData {
/// &Some("english".to_string())
/// )
/// ```
pub const fn language(&self) -> &Option<String> {
&self.language
}
pub const fn language(&self) -> &Option<String> { &self.language }
/// Sets the `language` attribute, that identifies the language of [SessionData].
/// See [rfc5646](https://tools.ietf.org/html/rfc5646).
/// Sets the `language` attribute, that identifies the language of
/// [`SessionData`]. See [rfc5646](https://tools.ietf.org/html/rfc5646).
///
/// # Example
/// ```
@ -197,8 +196,8 @@ impl ExtXSessionData {
self
}
/// Sets the `data_id` attribute, that should conform to a [reverse DNS] naming convention,
/// such as `com.example.movie.title`.
/// Sets the `data_id` attribute, that should conform to a [reverse DNS]
/// naming convention, such as `com.example.movie.title`.
///
/// # Note:
/// There is no central registration authority, so a value
@ -224,7 +223,7 @@ impl ExtXSessionData {
self
}
/// Sets the [data](ExtXSessionData::data) of this tag.
/// Sets the [`data`](ExtXSessionData::data) of this tag.
///
/// # Example
/// ```
@ -247,22 +246,23 @@ impl ExtXSessionData {
}
impl RequiredVersion for ExtXSessionData {
fn required_version(&self) -> ProtocolVersion {
ProtocolVersion::V1
}
fn required_version(&self) -> ProtocolVersion { ProtocolVersion::V1 }
}
impl fmt::Display for ExtXSessionData {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "{}", Self::PREFIX)?;
write!(f, "DATA-ID={}", quote(&self.data_id))?;
match &self.data {
SessionData::Value(value) => write!(f, ",VALUE={}", quote(value))?,
SessionData::Uri(value) => write!(f, ",URI={}", quote(value))?,
}
if let Some(value) = &self.language {
write!(f, ",LANGUAGE={}", quote(value))?;
}
Ok(())
}
}
@ -286,12 +286,13 @@ impl FromStr for ExtXSessionData {
"LANGUAGE" => language = Some(unquote(value)),
_ => {
// [6.3.1. General Client Responsibilities]
// > ignore any attribute/value pair with an unrecognized AttributeName.
// > ignore any attribute/value pair with an unrecognized
// AttributeName.
}
}
}
let data_id = data_id.ok_or(Error::missing_value("EXT-X-DATA-ID"))?;
let data_id = data_id.ok_or_else(|| Error::missing_value("EXT-X-DATA-ID"))?;
let data = {
if let Some(value) = session_value {
if uri.is_some() {
@ -306,7 +307,7 @@ impl FromStr for ExtXSessionData {
}
};
Ok(ExtXSessionData {
Ok(Self {
data_id,
data,
language,
@ -321,7 +322,10 @@ mod test {
#[test]
fn test_display() {
assert_eq!(
"#EXT-X-SESSION-DATA:DATA-ID=\"com.example.lyrics\",URI=\"lyrics.json\"".to_string(),
"#EXT-X-SESSION-DATA:\
DATA-ID=\"com.example.lyrics\",\
URI=\"lyrics.json\""
.to_string(),
ExtXSessionData::new(
"com.example.lyrics",
SessionData::Uri("lyrics.json".to_string())
@ -330,8 +334,10 @@ mod test {
);
assert_eq!(
"#EXT-X-SESSION-DATA:DATA-ID=\"com.example.title\",\
VALUE=\"This is an example\",LANGUAGE=\"en\""
"#EXT-X-SESSION-DATA:\
DATA-ID=\"com.example.title\",\
VALUE=\"This is an example\",\
LANGUAGE=\"en\""
.to_string(),
ExtXSessionData::with_language(
"com.example.title",
@ -342,8 +348,10 @@ mod test {
);
assert_eq!(
"#EXT-X-SESSION-DATA:DATA-ID=\"com.example.title\",\
VALUE=\"Este es un ejemplo\",LANGUAGE=\"es\""
"#EXT-X-SESSION-DATA:\
DATA-ID=\"com.example.title\",\
VALUE=\"Este es un ejemplo\",\
LANGUAGE=\"es\""
.to_string(),
ExtXSessionData::with_language(
"com.example.title",
@ -354,17 +362,27 @@ mod test {
);
assert_eq!(
"#EXT-X-SESSION-DATA:DATA-ID=\"foo\",VALUE=\"bar\"".to_string(),
"#EXT-X-SESSION-DATA:\
DATA-ID=\"foo\",\
VALUE=\"bar\""
.to_string(),
ExtXSessionData::new("foo", SessionData::Value("bar".into())).to_string()
);
assert_eq!(
"#EXT-X-SESSION-DATA:DATA-ID=\"foo\",URI=\"bar\"".to_string(),
"#EXT-X-SESSION-DATA:\
DATA-ID=\"foo\",\
URI=\"bar\""
.to_string(),
ExtXSessionData::new("foo", SessionData::Uri("bar".into())).to_string()
);
assert_eq!(
"#EXT-X-SESSION-DATA:DATA-ID=\"foo\",VALUE=\"bar\",LANGUAGE=\"baz\"".to_string(),
"#EXT-X-SESSION-DATA:\
DATA-ID=\"foo\",\
VALUE=\"bar\",\
LANGUAGE=\"baz\""
.to_string(),
ExtXSessionData::with_language("foo", SessionData::Value("bar".into()), "baz")
.to_string()
);
@ -373,7 +391,9 @@ mod test {
#[test]
fn test_parser() {
assert_eq!(
"#EXT-X-SESSION-DATA:DATA-ID=\"com.example.lyrics\",URI=\"lyrics.json\""
"#EXT-X-SESSION-DATA:\
DATA-ID=\"com.example.lyrics\",\
URI=\"lyrics.json\""
.parse::<ExtXSessionData>()
.unwrap(),
ExtXSessionData::new(
@ -383,8 +403,10 @@ mod test {
);
assert_eq!(
"#EXT-X-SESSION-DATA:DATA-ID=\"com.example.title\",\
LANGUAGE=\"en\", VALUE=\"This is an example\""
"#EXT-X-SESSION-DATA:\
DATA-ID=\"com.example.title\",\
LANGUAGE=\"en\",\
VALUE=\"This is an example\""
.parse::<ExtXSessionData>()
.unwrap(),
ExtXSessionData::with_language(
@ -395,8 +417,10 @@ mod test {
);
assert_eq!(
"#EXT-X-SESSION-DATA:DATA-ID=\"com.example.title\",\
LANGUAGE=\"es\", VALUE=\"Este es un ejemplo\""
"#EXT-X-SESSION-DATA:\
DATA-ID=\"com.example.title\",\
LANGUAGE=\"es\",\
VALUE=\"Este es un ejemplo\""
.parse::<ExtXSessionData>()
.unwrap(),
ExtXSessionData::with_language(
@ -407,25 +431,47 @@ mod test {
);
assert_eq!(
"#EXT-X-SESSION-DATA:DATA-ID=\"foo\",VALUE=\"bar\""
"#EXT-X-SESSION-DATA:\
DATA-ID=\"foo\",\
VALUE=\"bar\""
.parse::<ExtXSessionData>()
.unwrap(),
ExtXSessionData::new("foo", SessionData::Value("bar".into()))
);
assert_eq!(
"#EXT-X-SESSION-DATA:DATA-ID=\"foo\",URI=\"bar\""
"#EXT-X-SESSION-DATA:\
DATA-ID=\"foo\",\
URI=\"bar\""
.parse::<ExtXSessionData>()
.unwrap(),
ExtXSessionData::new("foo", SessionData::Uri("bar".into()))
);
assert_eq!(
"#EXT-X-SESSION-DATA:DATA-ID=\"foo\",VALUE=\"bar\",LANGUAGE=\"baz\""
"#EXT-X-SESSION-DATA:\
DATA-ID=\"foo\",\
VALUE=\"bar\",\
LANGUAGE=\"baz\",\
UNKNOWN=TAG"
.parse::<ExtXSessionData>()
.unwrap(),
ExtXSessionData::with_language("foo", SessionData::Value("bar".into()), "baz")
);
assert!("#EXT-X-SESSION-DATA:\
DATA-ID=\"foo\",\
LANGUAGE=\"baz\""
.parse::<ExtXSessionData>()
.is_err());
assert!("#EXT-X-SESSION-DATA:\
DATA-ID=\"foo\",\
LANGUAGE=\"baz\",\
VALUE=\"VALUE\",\
URI=\"https://www.example.com/\""
.parse::<ExtXSessionData>()
.is_err());
}
#[test]

73
src/tags/master_playlist/session_key.rs
View file

@ -7,9 +7,9 @@ use crate::utils::tag;
use crate::Error;
/// # [4.3.4.5. EXT-X-SESSION-KEY]
/// The [ExtXSessionKey] tag allows encryption keys from [Media Playlist]s
/// to be specified in a [Master Playlist]. This allows the client to
/// preload these keys without having to read the [Media Playlist]s
/// The [`ExtXSessionKey`] tag allows encryption keys from [`Media Playlist`]s
/// to be specified in a [`Master Playlist`]. This allows the client to
/// preload these keys without having to read the [`Media Playlist`]s
/// first.
///
/// Its format is:
@ -17,8 +17,8 @@ use crate::Error;
/// #EXT-X-SESSION-KEY:<attribute-list>
/// ```
///
/// [Media Playlist]: crate::MediaPlaylist
/// [Master Playlist]: crate::MasterPlaylist
/// [`Media Playlist`]: crate::MediaPlaylist
/// [`Master Playlist`]: crate::MasterPlaylist
/// [4.3.4.5. EXT-X-SESSION-KEY]: https://tools.ietf.org/html/rfc8216#section-4.3.4.5
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
pub struct ExtXSessionKey(DecryptionKey);
@ -26,21 +26,20 @@ pub struct ExtXSessionKey(DecryptionKey);
impl ExtXSessionKey {
pub(crate) const PREFIX: &'static str = "#EXT-X-SESSION-KEY:";
/// Makes a new [ExtXSessionKey] tag.
/// Makes a new [`ExtXSessionKey`] tag.
///
/// # Panic
/// An [ExtXSessionKey] should only be used, if the segments of the stream are encrypted.
/// Therefore this function will panic, if the `method` is [EncryptionMethod::None].
/// An [`ExtXSessionKey`] should only be used,
/// if the segments of the stream are encrypted.
/// Therefore this function will panic,
/// if the `method` is [`EncryptionMethod::None`].
///
/// # Example
/// ```
/// # use hls_m3u8::tags::ExtXSessionKey;
/// use hls_m3u8::types::EncryptionMethod;
///
/// let session_key = ExtXSessionKey::new(
/// EncryptionMethod::Aes128,
/// "https://www.example.com/"
/// );
/// let session_key = ExtXSessionKey::new(EncryptionMethod::Aes128, "https://www.example.com/");
/// ```
pub fn new<T: ToString>(method: EncryptionMethod, uri: T) -> Self {
if method == EncryptionMethod::None {
@ -52,9 +51,7 @@ impl ExtXSessionKey {
}
impl RequiredVersion for ExtXSessionKey {
fn required_version(&self) -> ProtocolVersion {
self.0.required_version()
}
fn required_version(&self) -> ProtocolVersion { self.0.required_version() }
}
impl fmt::Display for ExtXSessionKey {
@ -78,15 +75,11 @@ impl FromStr for ExtXSessionKey {
impl Deref for ExtXSessionKey {
type Target = DecryptionKey;
fn deref(&self) -> &Self::Target {
&self.0
}
fn deref(&self) -> &Self::Target { &self.0 }
}
impl DerefMut for ExtXSessionKey {
fn deref_mut(&mut self) -> &mut Self::Target {
&mut self.0
}
fn deref_mut(&mut self) -> &mut Self::Target { &mut self.0 }
}
#[cfg(test)]
@ -100,9 +93,9 @@ mod test {
EncryptionMethod::Aes128,
"https://www.example.com/hls-key/key.bin",
);
key.set_iv([
key.set_iv(Some([
16, 239, 143, 117, 140, 165, 85, 17, 85, 132, 187, 91, 60, 104, 127, 82,
]);
]));
assert_eq!(
key.to_string(),
@ -129,9 +122,9 @@ mod test {
EncryptionMethod::Aes128,
"https://www.example.com/hls-key/key.bin",
);
key.set_iv([
key.set_iv(Some([
16, 239, 143, 117, 140, 165, 85, 17, 85, 132, 187, 91, 60, 104, 127, 82,
]);
]));
assert_eq!(
"#EXT-X-SESSION-KEY:METHOD=AES-128,\
@ -164,4 +157,34 @@ mod test {
ProtocolVersion::V1
);
}
#[test]
#[should_panic]
// ExtXSessionKey::new should panic, if the provided
// EncryptionMethod is None!
fn test_new_panic() { ExtXSessionKey::new(EncryptionMethod::None, ""); }
#[test]
#[should_panic]
fn test_display_err() {
ExtXSessionKey(DecryptionKey::new(EncryptionMethod::None, "")).to_string();
}
#[test]
fn test_deref() {
let key = ExtXSessionKey::new(EncryptionMethod::Aes128, "https://www.example.com/");
assert_eq!(key.method(), EncryptionMethod::Aes128);
assert_eq!(key.uri(), &Some("https://www.example.com/".into()));
}
#[test]
fn test_deref_mut() {
let mut key = ExtXSessionKey::new(EncryptionMethod::Aes128, "https://www.example.com/");
key.set_method(EncryptionMethod::None);
assert_eq!(key.method(), EncryptionMethod::None);
key.set_uri(Some("https://www.github.com/"));
assert_eq!(key.uri(), &Some("https://www.github.com/".into()));
}
}

192
src/tags/master_playlist/stream_inf.rs
View file

@ -12,7 +12,7 @@ use crate::Error;
/// [4.3.4.2. EXT-X-STREAM-INF]
///
/// [4.3.4.2. EXT-X-STREAM-INF]: https://tools.ietf.org/html/rfc8216#section-4.3.4.2
#[derive(Debug, Clone, PartialEq, Eq)]
#[derive(PartialOrd, Debug, Clone, PartialEq, Eq)]
pub struct ExtXStreamInf {
uri: String,
frame_rate: Option<DecimalFloatingPoint>,
@ -25,16 +25,15 @@ pub struct ExtXStreamInf {
impl ExtXStreamInf {
pub(crate) const PREFIX: &'static str = "#EXT-X-STREAM-INF:";
/// Creates a new [ExtXStreamInf] tag.
/// Creates a new [`ExtXStreamInf`] tag.
///
/// # Examples
/// # Example
/// ```
/// # use hls_m3u8::tags::ExtXStreamInf;
/// #
/// let stream = ExtXStreamInf::new("https://www.example.com/", 20);
/// ```
pub fn new<T: ToString>(uri: T, bandwidth: u64) -> Self {
ExtXStreamInf {
Self {
uri: uri.to_string(),
frame_rate: None,
audio: None,
@ -44,48 +43,155 @@ impl ExtXStreamInf {
}
}
/// Returns the `URI` that identifies the associated media playlist.
///
/// # Example
/// ```
/// # use hls_m3u8::tags::ExtXStreamInf;
/// let stream = ExtXStreamInf::new("https://www.example.com/", 20);
///
/// assert_eq!(stream.uri(), &"https://www.example.com/".to_string());
/// ```
pub const fn uri(&self) -> &String { &self.uri }
/// Sets the `URI` that identifies the associated media playlist.
///
/// # Example
/// ```
/// # use hls_m3u8::tags::ExtXStreamInf;
/// let mut stream = ExtXStreamInf::new("https://www.example.com/", 20);
///
/// stream.set_uri("https://www.google.com/");
/// assert_eq!(stream.uri(), &"https://www.google.com/".to_string());
/// ```
pub fn set_uri<T: ToString>(&mut self, value: T) -> &mut Self {
self.uri = value.to_string();
self
}
/// Returns the `URI` that identifies the associated media playlist.
pub const fn uri(&self) -> &String {
&self.uri
}
/// Sets the maximum frame rate for all the video in the variant stream.
///
/// # Example
/// ```
/// # use hls_m3u8::tags::ExtXStreamInf;
/// let mut stream = ExtXStreamInf::new("https://www.example.com/", 20);
/// # assert_eq!(stream.frame_rate(), None);
///
/// stream.set_frame_rate(Some(59.9));
/// assert_eq!(stream.frame_rate(), Some(59.9));
/// ```
pub fn set_frame_rate(&mut self, value: Option<f64>) -> &mut Self {
self.frame_rate = value.map(|v| v.into());
self
}
/// Returns the maximum frame rate for all the video in the variant stream.
pub fn frame_rate(&self) -> Option<f64> {
self.frame_rate.map_or(None, |v| Some(v.as_f64()))
}
///
/// # Example
/// ```
/// # use hls_m3u8::tags::ExtXStreamInf;
/// let mut stream = ExtXStreamInf::new("https://www.example.com/", 20);
/// # assert_eq!(stream.frame_rate(), None);
///
/// stream.set_frame_rate(Some(59.9));
/// assert_eq!(stream.frame_rate(), Some(59.9));
/// ```
pub fn frame_rate(&self) -> Option<f64> { self.frame_rate.map(|v| v.as_f64()) }
/// Returns the group identifier for the audio in the variant stream.
pub fn audio(&self) -> Option<&String> {
self.audio.as_ref()
///
/// # Example
/// ```
/// # use hls_m3u8::tags::ExtXStreamInf;
/// let mut stream = ExtXStreamInf::new("https://www.example.com/", 20);
/// # assert_eq!(stream.audio(), &None);
///
/// stream.set_audio(Some("audio"));
/// assert_eq!(stream.audio(), &Some("audio".to_string()));
/// ```
pub const fn audio(&self) -> &Option<String> { &self.audio }
/// Sets the group identifier for the audio in the variant stream.
///
/// # Example
/// ```
/// # use hls_m3u8::tags::ExtXStreamInf;
/// let mut stream = ExtXStreamInf::new("https://www.example.com/", 20);
/// # assert_eq!(stream.audio(), &None);
///
/// stream.set_audio(Some("audio"));
/// assert_eq!(stream.audio(), &Some("audio".to_string()));
/// ```
pub fn set_audio<T: Into<String>>(&mut self, value: Option<T>) -> &mut Self {
self.audio = value.map(|v| v.into());
self
}
/// Returns the group identifier for the subtitles in the variant stream.
pub fn subtitles(&self) -> Option<&String> {
self.subtitles.as_ref()
///
/// # Example
/// ```
/// # use hls_m3u8::tags::ExtXStreamInf;
/// let mut stream = ExtXStreamInf::new("https://www.example.com/", 20);
/// # assert_eq!(stream.subtitles(), &None);
///
/// stream.set_subtitles(Some("subs"));
/// assert_eq!(stream.subtitles(), &Some("subs".to_string()));
/// ```
pub const fn subtitles(&self) -> &Option<String> { &self.subtitles }
/// Sets the group identifier for the subtitles in the variant stream.
///
/// # Example
/// ```
/// # use hls_m3u8::tags::ExtXStreamInf;
/// let mut stream = ExtXStreamInf::new("https://www.example.com/", 20);
/// # assert_eq!(stream.subtitles(), &None);
///
/// stream.set_subtitles(Some("subs"));
/// assert_eq!(stream.subtitles(), &Some("subs".to_string()));
/// ```
pub fn set_subtitles<T: Into<String>>(&mut self, value: Option<T>) -> &mut Self {
self.subtitles = value.map(|v| v.into());
self
}
/// Returns the value of `CLOSED-CAPTIONS` attribute.
pub fn closed_captions(&self) -> Option<&ClosedCaptions> {
self.closed_captions.as_ref()
/// Returns the value of [`ClosedCaptions`] attribute.
///
/// # Example
/// ```
/// # use hls_m3u8::tags::ExtXStreamInf;
/// use hls_m3u8::types::ClosedCaptions;
///
/// let mut stream = ExtXStreamInf::new("https://www.example.com/", 20);
/// # assert_eq!(stream.closed_captions(), &None);
///
/// stream.set_closed_captions(Some(ClosedCaptions::None));
/// assert_eq!(stream.closed_captions(), &Some(ClosedCaptions::None));
/// ```
pub const fn closed_captions(&self) -> &Option<ClosedCaptions> { &self.closed_captions }
/// Returns the value of [`ClosedCaptions`] attribute.
///
/// # Example
/// ```
/// # use hls_m3u8::tags::ExtXStreamInf;
/// use hls_m3u8::types::ClosedCaptions;
///
/// let mut stream = ExtXStreamInf::new("https://www.example.com/", 20);
/// # assert_eq!(stream.closed_captions(), &None);
///
/// stream.set_closed_captions(Some(ClosedCaptions::None));
/// assert_eq!(stream.closed_captions(), &Some(ClosedCaptions::None));
/// ```
pub fn set_closed_captions(&mut self, value: Option<ClosedCaptions>) -> &mut Self {
self.closed_captions = value;
self
}
}
impl RequiredVersion for ExtXStreamInf {
fn required_version(&self) -> ProtocolVersion {
ProtocolVersion::V1
}
fn required_version(&self) -> ProtocolVersion { ProtocolVersion::V1 }
}
impl fmt::Display for ExtXStreamInf {
@ -113,8 +219,10 @@ impl FromStr for ExtXStreamInf {
fn from_str(input: &str) -> Result<Self, Self::Err> {
let mut lines = input.lines();
let first_line = lines.next().ok_or(Error::missing_value("first_line"))?;
let uri = lines.next().ok_or(Error::missing_value("URI"))?;
let first_line = lines
.next()
.ok_or_else(|| Error::missing_value("first_line"))?;
let uri = lines.next().ok_or_else(|| Error::missing_value("URI"))?;
let input = tag(first_line, Self::PREFIX)?;
@ -128,7 +236,7 @@ impl FromStr for ExtXStreamInf {
"FRAME-RATE" => frame_rate = Some((value.parse())?),
"AUDIO" => audio = Some(unquote(value)),
"SUBTITLES" => subtitles = Some(unquote(value)),
"CLOSED-CAPTIONS" => closed_captions = Some((value.parse())?),
"CLOSED-CAPTIONS" => closed_captions = Some(value.parse()?),
_ => {}
}
}
@ -147,15 +255,11 @@ impl FromStr for ExtXStreamInf {
impl Deref for ExtXStreamInf {
type Target = StreamInf;
fn deref(&self) -> &Self::Target {
&self.stream_inf
}
fn deref(&self) -> &Self::Target { &self.stream_inf }
}
impl DerefMut for ExtXStreamInf {
fn deref_mut(&mut self) -> &mut Self::Target {
&mut self.stream_inf
}
fn deref_mut(&mut self) -> &mut Self::Target { &mut self.stream_inf }
}
#[cfg(test)]
@ -174,6 +278,14 @@ mod test {
);
}
#[test]
fn test_display() {
assert_eq!(
ExtXStreamInf::new("http://www.example.com/", 1000).to_string(),
"#EXT-X-STREAM-INF:BANDWIDTH=1000\nhttp://www.example.com/".to_string()
);
}
#[test]
fn test_required_version() {
assert_eq!(
@ -183,10 +295,20 @@ mod test {
}
#[test]
fn test_display() {
fn test_deref() {
assert_eq!(
ExtXStreamInf::new("http://www.example.com/", 1000).to_string(),
"#EXT-X-STREAM-INF:BANDWIDTH=1000\nhttp://www.example.com/".to_string()
ExtXStreamInf::new("http://www.example.com", 1000).bandwidth(),
1000
);
}
#[test]
fn test_deref_mut() {
assert_eq!(
ExtXStreamInf::new("http://www.example.com", 1000)
.set_bandwidth(1)
.bandwidth(),
1
);
}
}

32
src/tags/media_playlist/discontinuity_sequence.rs
View file

@ -6,9 +6,9 @@ use crate::utils::tag;
/// # [4.4.3.3. EXT-X-DISCONTINUITY-SEQUENCE]
///
/// The [ExtXDiscontinuitySequence] tag allows synchronization between
/// The [`ExtXDiscontinuitySequence`] tag allows synchronization between
/// different Renditions of the same Variant Stream or different Variant
/// Streams that have [ExtXDiscontinuity] tags in their [Media Playlist]s.
/// Streams that have [`ExtXDiscontinuity`] tags in their [`Media Playlist`]s.
///
/// Its format is:
/// ```text
@ -16,8 +16,8 @@ use crate::utils::tag;
/// ```
/// where `number` is a [u64].
///
/// [ExtXDiscontinuity]: crate::tags::ExtXDiscontinuity
/// [Media Playlist]: crate::MediaPlaylist
/// [`ExtXDiscontinuity`]: crate::tags::ExtXDiscontinuity
/// [`Media Playlist`]: crate::MediaPlaylist
/// [4.4.3.3. EXT-X-DISCONTINUITY-SEQUENCE]:
/// https://tools.ietf.org/html/draft-pantos-hls-rfc8216bis-04#section-4.4.3.3
#[derive(Default, Debug, Clone, Copy, PartialEq, Eq, Hash, Ord, PartialOrd)]
@ -33,9 +33,7 @@ impl ExtXDiscontinuitySequence {
/// # use hls_m3u8::tags::ExtXDiscontinuitySequence;
/// let discontinuity_sequence = ExtXDiscontinuitySequence::new(5);
/// ```
pub const fn new(seq_num: u64) -> Self {
Self(seq_num)
}
pub const fn new(seq_num: u64) -> Self { Self(seq_num) }
/// Returns the discontinuity sequence number of
/// the first media segment that appears in the associated playlist.
@ -47,9 +45,7 @@ impl ExtXDiscontinuitySequence {
///
/// assert_eq!(discontinuity_sequence.seq_num(), 5);
/// ```
pub const fn seq_num(&self) -> u64 {
self.0
}
pub const fn seq_num(self) -> u64 { self.0 }
/// Sets the sequence number.
///
@ -68,15 +64,11 @@ impl ExtXDiscontinuitySequence {
}
impl RequiredVersion for ExtXDiscontinuitySequence {
fn required_version(&self) -> ProtocolVersion {
ProtocolVersion::V1
}
fn required_version(&self) -> ProtocolVersion { ProtocolVersion::V1 }
}
impl fmt::Display for ExtXDiscontinuitySequence {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "{}{}", Self::PREFIX, self.0)
}
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { write!(f, "{}{}", Self::PREFIX, self.0) }
}
impl FromStr for ExtXDiscontinuitySequence {
@ -115,4 +107,12 @@ mod test {
"#EXT-X-DISCONTINUITY-SEQUENCE:123".parse().unwrap()
);
}
#[test]
fn test_seq_num() {
let mut sequence = ExtXDiscontinuitySequence::new(123);
assert_eq!(sequence.seq_num(), 123);
sequence.set_seq_num(1);
assert_eq!(sequence.seq_num(), 1);
}
}

16
src/tags/media_playlist/end_list.rs
View file

@ -6,16 +6,16 @@ use crate::utils::tag;
use crate::Error;
/// # [4.4.3.4. EXT-X-ENDLIST]
/// The [ExtXEndList] tag indicates, that no more [Media Segment]s will be
/// added to the [Media Playlist] file.
/// The [`ExtXEndList`] tag indicates, that no more [`Media Segment`]s will be
/// added to the [`Media Playlist`] file.
///
/// Its format is:
/// ```text
/// #EXT-X-ENDLIST
/// ```
///
/// [Media Segment]: crate::MediaSegment
/// [Media Playlist]: crate::MediaPlaylist
/// [`Media Segment`]: crate::MediaSegment
/// [`Media Playlist`]: crate::MediaPlaylist
/// [4.4.3.4. EXT-X-ENDLIST]:
/// https://tools.ietf.org/html/draft-pantos-hls-rfc8216bis-04#section-4.4.3.4
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
@ -26,15 +26,11 @@ impl ExtXEndList {
}
impl RequiredVersion for ExtXEndList {
fn required_version(&self) -> ProtocolVersion {
ProtocolVersion::V1
}
fn required_version(&self) -> ProtocolVersion { ProtocolVersion::V1 }
}
impl fmt::Display for ExtXEndList {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Self::PREFIX.fmt(f)
}
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { Self::PREFIX.fmt(f) }
}
impl FromStr for ExtXEndList {

16
src/tags/media_playlist/i_frames_only.rs
View file

@ -6,7 +6,7 @@ use crate::utils::tag;
use crate::Error;
/// # [4.4.3.6. EXT-X-I-FRAMES-ONLY]
/// The [ExtXIFramesOnly] tag indicates that each [Media Segment] in the
/// The [`ExtXIFramesOnly`] tag indicates that each [`Media Segment`] in the
/// Playlist describes a single I-frame. I-frames are encoded video
/// frames, whose decoding does not depend on any other frame. I-frame
/// Playlists can be used for trick play, such as fast forward, rapid
@ -17,7 +17,7 @@ use crate::Error;
/// #EXT-X-I-FRAMES-ONLY
/// ```
///
/// [Media Segment]: crate::MediaSegment
/// [`Media Segment`]: crate::MediaSegment
/// [4.4.3.6. EXT-X-I-FRAMES-ONLY]:
/// https://tools.ietf.org/html/draft-pantos-hls-rfc8216bis-04#section-4.4.3.6
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
@ -28,15 +28,11 @@ impl ExtXIFramesOnly {
}
impl RequiredVersion for ExtXIFramesOnly {
fn required_version(&self) -> ProtocolVersion {
ProtocolVersion::V4
}
fn required_version(&self) -> ProtocolVersion { ProtocolVersion::V4 }
}
impl fmt::Display for ExtXIFramesOnly {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Self::PREFIX.fmt(f)
}
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { Self::PREFIX.fmt(f) }
}
impl FromStr for ExtXIFramesOnly {
@ -61,9 +57,7 @@ mod test {
}
#[test]
fn test_parser() {
assert_eq!(ExtXIFramesOnly, "#EXT-X-I-FRAMES-ONLY".parse().unwrap(),)
}
fn test_parser() { assert_eq!(ExtXIFramesOnly, "#EXT-X-I-FRAMES-ONLY".parse().unwrap(),) }
#[test]
fn test_required_version() {

32
src/tags/media_playlist/media_sequence.rs
View file

@ -6,14 +6,14 @@ use crate::utils::tag;
use crate::Error;
/// # [4.4.3.2. EXT-X-MEDIA-SEQUENCE]
/// The [ExtXMediaSequence] tag indicates the Media Sequence Number of
/// the first [Media Segment] that appears in a Playlist file.
/// The [`ExtXMediaSequence`] tag indicates the Media Sequence Number of
/// the first [`Media Segment`] that appears in a Playlist file.
///
/// Its format is:
/// ```text
/// #EXT-X-MEDIA-SEQUENCE:<number>
/// ```
/// where `number` is a [u64].
/// where `number` is a [`u64`].
///
/// [Media Segment]: crate::MediaSegment
/// [4.4.3.2. EXT-X-MEDIA-SEQUENCE]:
@ -24,16 +24,14 @@ pub struct ExtXMediaSequence(u64);
impl ExtXMediaSequence {
pub(crate) const PREFIX: &'static str = "#EXT-X-MEDIA-SEQUENCE:";
/// Makes a new [ExtXMediaSequence] tag.
/// Makes a new [`ExtXMediaSequence`] tag.
///
/// # Example
/// ```
/// # use hls_m3u8::tags::ExtXMediaSequence;
/// let media_sequence = ExtXMediaSequence::new(5);
/// ```
pub const fn new(seq_num: u64) -> Self {
Self(seq_num)
}
pub const fn new(seq_num: u64) -> Self { Self(seq_num) }
/// Returns the sequence number of the first media segment,
/// that appears in the associated playlist.
@ -45,9 +43,7 @@ impl ExtXMediaSequence {
///
/// assert_eq!(media_sequence.seq_num(), 5);
/// ```
pub const fn seq_num(&self) -> u64 {
self.0
}
pub const fn seq_num(self) -> u64 { self.0 }
/// Sets the sequence number.
///
@ -66,15 +62,11 @@ impl ExtXMediaSequence {
}
impl RequiredVersion for ExtXMediaSequence {
fn required_version(&self) -> ProtocolVersion {
ProtocolVersion::V1
}
fn required_version(&self) -> ProtocolVersion { ProtocolVersion::V1 }
}
impl fmt::Display for ExtXMediaSequence {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "{}{}", Self::PREFIX, self.0)
}
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { write!(f, "{}{}", Self::PREFIX, self.0) }
}
impl FromStr for ExtXMediaSequence {
@ -113,4 +105,12 @@ mod test {
"#EXT-X-MEDIA-SEQUENCE:123".parse().unwrap()
);
}
#[test]
fn test_seq_num() {
let mut sequence = ExtXMediaSequence::new(123);
assert_eq!(sequence.seq_num(), 123);
sequence.set_seq_num(1);
assert_eq!(sequence.seq_num(), 1);
}
}

14
src/tags/media_playlist/playlist_type.rs
View file

@ -7,8 +7,8 @@ use crate::Error;
/// # [4.4.3.5. EXT-X-PLAYLIST-TYPE]
///
/// The [ExtXPlaylistType] tag provides mutability information about the
/// [Media Playlist]. It applies to the entire [Media Playlist].
/// The [`ExtXPlaylistType`] tag provides mutability information about the
/// [`Media Playlist`]. It applies to the entire [`Media Playlist`].
///
/// Its format is:
/// ```text
@ -20,10 +20,10 @@ use crate::Error;
/// https://tools.ietf.org/html/draft-pantos-hls-rfc8216bis-04#section-4.4.3.5
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub enum ExtXPlaylistType {
/// If the [ExtXPlaylistType] is Event, Media Segments can only be added to
/// the end of the Media Playlist.
/// If the [`ExtXPlaylistType`] is Event, Media Segments
/// can only be added to the end of the Media Playlist.
Event,
/// If the [ExtXPlaylistType] is Video On Demand (Vod),
/// If the [`ExtXPlaylistType`] is Video On Demand (Vod),
/// the Media Playlist cannot change.
Vod,
}
@ -33,9 +33,7 @@ impl ExtXPlaylistType {
}
impl RequiredVersion for ExtXPlaylistType {
fn required_version(&self) -> ProtocolVersion {
ProtocolVersion::V1
}
fn required_version(&self) -> ProtocolVersion { ProtocolVersion::V1 }
}
impl fmt::Display for ExtXPlaylistType {

45
src/tags/media_playlist/target_duration.rs
View file

@ -7,43 +7,52 @@ use crate::utils::tag;
use crate::Error;
/// # [4.4.3.1. EXT-X-TARGETDURATION]
/// The [ExtXTargetDuration] tag specifies the maximum [Media Segment]
/// The [`ExtXTargetDuration`] tag specifies the maximum [`Media Segment`]
/// duration.
///
/// Its format is:
/// ```text
/// #EXT-X-TARGETDURATION:<s>
/// ```
/// where `s` is the target [Duration] in seconds.
///
/// [Media Segment]: crate::MediaSegment
/// [`Media Segment`]: crate::MediaSegment
/// [4.4.3.1. EXT-X-TARGETDURATION]:
/// https://tools.ietf.org/html/draft-pantos-hls-rfc8216bis-04#section-4.4.3.1
/// https://tools.ietf.org/html/draft-pantos-hls-rfc8216bis-05#section-4.4.3.1
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, Default)]
pub struct ExtXTargetDuration(Duration);
impl ExtXTargetDuration {
pub(crate) const PREFIX: &'static str = "#EXT-X-TARGETDURATION:";
/// Makes a new [ExtXTargetduration] tag.
/// Makes a new [`ExtXTargetDuration`] tag.
///
/// # Example
/// ```
/// # use hls_m3u8::tags::ExtXTargetDuration;
/// use std::time::Duration;
///
/// let target_duration = ExtXTargetDuration::new(Duration::from_secs(20));
/// ```
///
/// # Note
/// The nanoseconds part of the [Duration] will be discarded.
/// The nanoseconds part of the [`Duration`] will be discarded.
pub const fn new(duration: Duration) -> Self {
// TOOD: round instead of discarding?
Self(Duration::from_secs(duration.as_secs()))
}
/// Returns the maximum media segment duration in the associated playlist.
pub const fn duration(&self) -> Duration {
self.0
}
/// Returns the maximum media segment duration.
///
/// # Example
/// ```
/// # use hls_m3u8::tags::ExtXTargetDuration;
/// use std::time::Duration;
///
/// let target_duration = ExtXTargetDuration::new(Duration::from_nanos(2_000_000_000));
///
/// assert_eq!(target_duration.duration(), Duration::from_secs(2));
/// ```
pub const fn duration(&self) -> Duration { self.0 }
}
/// This tag requires [`ProtocolVersion::V1`].
impl RequiredVersion for ExtXTargetDuration {
fn required_version(&self) -> ProtocolVersion {
ProtocolVersion::V1
}
fn required_version(&self) -> ProtocolVersion { ProtocolVersion::V1 }
}
impl fmt::Display for ExtXTargetDuration {

30
src/tags/media_segment/byte_range.rs
View file

@ -8,7 +8,7 @@ use crate::Error;
/// # [4.4.2.2. EXT-X-BYTERANGE]
///
/// The [ExtXByteRange] tag indicates that a [Media Segment] is a sub-range
/// The [`ExtXByteRange`] tag indicates that a [`Media Segment`] is a sub-range
/// of the resource identified by its `URI`.
///
/// Its format is:
@ -20,7 +20,7 @@ use crate::Error;
/// If present, `o` is a [usize] indicating the start of the sub-range,
/// as a byte offset from the beginning of the resource.
///
/// [Media Segment]: crate::MediaSegment
/// [`Media Segment`]: crate::MediaSegment
/// [4.4.2.2. EXT-X-BYTERANGE]:
/// https://tools.ietf.org/html/draft-pantos-hls-rfc8216bis-04#section-4.4.2.2
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
@ -29,7 +29,7 @@ pub struct ExtXByteRange(ByteRange);
impl ExtXByteRange {
pub(crate) const PREFIX: &'static str = "#EXT-X-BYTERANGE:";
/// Makes a new [ExtXByteRange] tag.
/// Makes a new [`ExtXByteRange`] tag.
///
/// # Example
/// ```
@ -40,7 +40,7 @@ impl ExtXByteRange {
Self(ByteRange::new(length, start))
}
/// Converts the [ExtXByteRange] to a [ByteRange].
/// Converts the [`ExtXByteRange`] to a [`ByteRange`].
///
/// # Example
/// ```
@ -50,29 +50,21 @@ impl ExtXByteRange {
/// let byte_range = ExtXByteRange::new(20, Some(5));
/// let range: ByteRange = byte_range.to_range();
/// ```
pub const fn to_range(&self) -> ByteRange {
self.0
}
pub const fn to_range(&self) -> ByteRange { self.0 }
}
impl RequiredVersion for ExtXByteRange {
fn required_version(&self) -> ProtocolVersion {
ProtocolVersion::V4
}
fn required_version(&self) -> ProtocolVersion { ProtocolVersion::V4 }
}
impl Deref for ExtXByteRange {
type Target = ByteRange;
fn deref(&self) -> &Self::Target {
&self.0
}
fn deref(&self) -> &Self::Target { &self.0 }
}
impl DerefMut for ExtXByteRange {
fn deref_mut(&mut self) -> &mut Self::Target {
&mut self.0
}
fn deref_mut(&mut self) -> &mut Self::Target { &mut self.0 }
}
impl fmt::Display for ExtXByteRange {
@ -98,11 +90,11 @@ impl FromStr for ExtXByteRange {
let length = tokens[0].parse()?;
let start = {
let mut result = None;
if tokens.len() == 2 {
result = Some(tokens[1].parse()?);
Some(tokens[1].parse()?)
} else {
None
}
result
};
Ok(ExtXByteRange::new(length, start))

136
src/tags/media_segment/date_range.rs
View file

@ -6,29 +6,30 @@ use std::time::Duration;
use chrono::{DateTime, FixedOffset};
use crate::attribute::AttributePairs;
use crate::types::{DecimalFloatingPoint, ProtocolVersion, RequiredVersion};
use crate::types::{ProtocolVersion, RequiredVersion};
use crate::utils::{quote, tag, unquote};
use crate::Error;
/// [4.3.2.7. EXT-X-DATERANGE]
/// # [4.3.2.7. EXT-X-DATERANGE]
///
/// [4.3.2.7. EXT-X-DATERANGE]: https://tools.ietf.org/html/rfc8216#section-4.3.2.7
/// [4.3.2.7. EXT-X-DATERANGE]: https://tools.ietf.org/html/rfc8216#section-4.3.2.7
///
/// TODO: Implement properly
#[allow(missing_docs)]
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
pub struct ExtXDateRange {
/// A string that uniquely identifies a [ExtXDateRange] in the Playlist.
/// A string that uniquely identifies a [`ExtXDateRange`] in the Playlist.
/// This attribute is required.
id: String,
/// A client-defined string that specifies some set of attributes and their associated value
/// semantics. All Date Ranges with the same CLASS attribute value MUST adhere to these
/// semantics. This attribute is OPTIONAL.
/// A client-defined string that specifies some set of attributes and their
/// associated value semantics. All Date Ranges with the same CLASS
/// attribute value MUST adhere to these semantics. This attribute is
/// OPTIONAL.
class: Option<String>,
/// The date at which the Date Range begins. This attribute is REQUIRED.
start_date: DateTime<FixedOffset>,
/// The date at which the Date Range ends. It MUST be equal to or later than the value of the
/// START-DATE attribute. This attribute is OPTIONAL.
/// The date at which the Date Range ends. It MUST be equal to or later than
/// the value of the START-DATE attribute. This attribute is OPTIONAL.
end_date: Option<DateTime<FixedOffset>>,
/// The duration of the Date Range. It MUST NOT be negative. A single
/// instant in time (e.g., crossing a finish line) SHOULD be
@ -45,11 +46,11 @@ pub struct ExtXDateRange {
scte35_out: Option<String>,
///
scte35_in: Option<String>,
/// This attribute indicates that the end of the range containing it is equal to the
/// START-DATE of its Following Range. The Following Range is the
/// Date Range of the same CLASS, that has the earliest START-DATE
/// after the START-DATE of the range in question. This attribute is
/// OPTIONAL.
/// This attribute indicates that the end of the range containing it is
/// equal to the START-DATE of its Following Range. The Following Range
/// is the Date Range of the same CLASS, that has the earliest
/// START-DATE after the START-DATE of the range in question. This
/// attribute is OPTIONAL.
end_on_next: bool,
/// The "X-" prefix defines a namespace reserved for client-defined
/// attributes. The client-attribute MUST be a legal AttributeName.
@ -63,12 +64,62 @@ pub struct ExtXDateRange {
impl ExtXDateRange {
pub(crate) const PREFIX: &'static str = "#EXT-X-DATERANGE:";
/// Makes a new [`ExtXDateRange`] tag.
///
/// # Example
/// ```
/// # use hls_m3u8::tags::ExtXDateRange;
/// use chrono::offset::TimeZone;
/// use chrono::{DateTime, FixedOffset};
///
/// const HOURS_IN_SECS: i32 = 3600; // 1 hour = 3600 seconds
///
/// let date_range = ExtXDateRange::new(
/// "id",
/// FixedOffset::east(8 * HOURS_IN_SECS)
/// .ymd(2010, 2, 19)
/// .and_hms_milli(14, 54, 23, 31),
/// );
/// ```
pub fn new<T: ToString>(id: T, start_date: DateTime<FixedOffset>) -> Self {
Self {
id: id.to_string(),
class: None,
start_date,
end_date: None,
duration: None,
planned_duration: None,
scte35_cmd: None,
scte35_out: None,
scte35_in: None,
end_on_next: false,
client_attributes: BTreeMap::new(),
}
}
}
/// This tag requires [`ProtocolVersion::V1`].
///
/// # Example
/// ```
/// # use hls_m3u8::tags::ExtXDateRange;
/// use chrono::offset::TimeZone;
/// use chrono::{DateTime, FixedOffset};
/// use hls_m3u8::types::{ProtocolVersion, RequiredVersion};
///
/// const HOURS_IN_SECS: i32 = 3600; // 1 hour = 3600 seconds
///
/// let date_range = ExtXDateRange::new(
/// "id",
/// FixedOffset::east(8 * HOURS_IN_SECS)
/// .ymd(2010, 2, 19)
/// .and_hms_milli(14, 54, 23, 31),
/// );
/// assert_eq!(date_range.required_version(), ProtocolVersion::V1);
/// ```
impl RequiredVersion for ExtXDateRange {
fn required_version(&self) -> ProtocolVersion {
ProtocolVersion::V1
}
fn required_version(&self) -> ProtocolVersion { ProtocolVersion::V1 }
}
impl fmt::Display for ExtXDateRange {
@ -82,15 +133,11 @@ impl fmt::Display for ExtXDateRange {
if let Some(value) = &self.end_date {
write!(f, ",END-DATE={}", quote(value))?;
}
if let Some(x) = self.duration {
write!(f, ",DURATION={}", DecimalFloatingPoint::from_duration(x))?;
if let Some(value) = &self.duration {
write!(f, ",DURATION={}", value.as_secs_f64())?;
}
if let Some(x) = self.planned_duration {
write!(
f,
",PLANNED-DURATION={}",
DecimalFloatingPoint::from_duration(x)
)?;
if let Some(value) = &self.planned_duration {
write!(f, ",PLANNED-DURATION={}", value.as_secs_f64())?;
}
if let Some(value) = &self.scte35_cmd {
write!(f, ",SCTE35-CMD={}", quote(value))?;
@ -137,12 +184,10 @@ impl FromStr for ExtXDateRange {
"START-DATE" => start_date = Some(unquote(value)),
"END-DATE" => end_date = Some(unquote(value).parse()?),
"DURATION" => {
let seconds: DecimalFloatingPoint = (value.parse())?;
duration = Some(seconds.to_duration());
duration = Some(Duration::from_secs_f64(value.parse()?));
}
"PLANNED-DURATION" => {
let seconds: DecimalFloatingPoint = (value.parse())?;
planned_duration = Some(seconds.to_duration());
planned_duration = Some(Duration::from_secs_f64(value.parse()?));
}
"SCTE35-CMD" => scte35_cmd = Some(unquote(value)),
"SCTE35-OUT" => scte35_out = Some(unquote(value)),
@ -158,23 +203,22 @@ impl FromStr for ExtXDateRange {
client_attributes.insert(key.split_at(2).1.to_owned(), value.to_owned());
} else {
// [6.3.1. General Client Responsibilities]
// > ignore any attribute/value pair with an unrecognized AttributeName.
// > ignore any attribute/value pair with an
// unrecognized AttributeName.
}
}
}
}
let id = id.ok_or(Error::missing_value("EXT-X-ID"))?;
let id = id.ok_or_else(|| Error::missing_value("ID"))?;
let start_date = start_date
.ok_or(Error::missing_value("EXT-X-START-DATE"))?
.ok_or_else(|| Error::missing_value("START-DATE"))?
.parse()?;
if end_on_next {
if class.is_none() {
return Err(Error::invalid_input());
}
if end_on_next && class.is_none() {
return Err(Error::invalid_input());
}
Ok(ExtXDateRange {
Ok(Self {
id,
class,
start_date,
@ -193,7 +237,21 @@ impl FromStr for ExtXDateRange {
#[cfg(test)]
mod test {
use super::*;
use chrono::offset::TimeZone;
#[test] // TODO; write some tests
fn it_works() {}
const HOURS_IN_SECS: i32 = 3600; // 1 hour = 3600 seconds
#[test]
fn test_required_version() {
assert_eq!(
ExtXDateRange::new(
"id",
FixedOffset::east(8 * HOURS_IN_SECS)
.ymd(2010, 2, 19)
.and_hms_milli(14, 54, 23, 31)
)
.required_version(),
ProtocolVersion::V1
);
}
}

18
src/tags/media_segment/discontinuity.rs
View file

@ -6,15 +6,15 @@ use crate::utils::tag;
use crate::Error;
/// # [4.4.2.3. EXT-X-DISCONTINUITY]
/// The [ExtXDiscontinuity] tag indicates a discontinuity between the
/// [Media Segment] that follows it and the one that preceded it.
/// The [`ExtXDiscontinuity`] tag indicates a discontinuity between the
/// [`Media Segment`] that follows it and the one that preceded it.
///
/// Its format is:
/// ```text
/// #EXT-X-DISCONTINUITY
/// ```
///
/// [Media Segment]: crate::MediaSegment
/// [`Media Segment`]: crate::MediaSegment
/// [4.4.2.3. EXT-X-DISCONTINUITY]:
/// https://tools.ietf.org/html/draft-pantos-hls-rfc8216bis-04#section-4.4.2.3
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
@ -25,15 +25,11 @@ impl ExtXDiscontinuity {
}
impl RequiredVersion for ExtXDiscontinuity {
fn required_version(&self) -> ProtocolVersion {
ProtocolVersion::V1
}
fn required_version(&self) -> ProtocolVersion { ProtocolVersion::V1 }
}
impl fmt::Display for ExtXDiscontinuity {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Self::PREFIX.fmt(f)
}
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { Self::PREFIX.fmt(f) }
}
impl FromStr for ExtXDiscontinuity {
@ -58,9 +54,7 @@ mod test {
}
#[test]
fn test_parser() {
assert_eq!(ExtXDiscontinuity, "#EXT-X-DISCONTINUITY".parse().unwrap())
}
fn test_parser() { assert_eq!(ExtXDiscontinuity, "#EXT-X-DISCONTINUITY".parse().unwrap()) }
#[test]
fn test_required_version() {

55
src/tags/media_segment/inf.rs
View file

@ -2,14 +2,14 @@ use std::fmt;
use std::str::FromStr;
use std::time::Duration;
use crate::types::{DecimalFloatingPoint, ProtocolVersion, RequiredVersion};
use crate::types::{ProtocolVersion, RequiredVersion};
use crate::utils::tag;
use crate::Error;
/// # [4.4.2.1. EXTINF]
///
/// The [ExtInf] tag specifies the duration of a [Media Segment]. It applies
/// only to the next [Media Segment].
/// The [`ExtInf`] tag specifies the duration of a [`Media Segment`]. It applies
/// only to the next [`Media Segment`].
///
/// Its format is:
/// ```text
@ -17,7 +17,7 @@ use crate::Error;
/// ```
/// The title is an optional informative title about the [Media Segment].
///
/// [Media Segment]: crate::media_segment::MediaSegment
/// [`Media Segment`]: crate::media_segment::MediaSegment
/// [4.4.2.1. EXTINF]:
/// https://tools.ietf.org/html/draft-pantos-hls-rfc8216bis-04#section-4.4.2.1
#[derive(Default, Debug, Clone, PartialEq, Eq, Hash, PartialOrd, Ord)]
@ -29,7 +29,7 @@ pub struct ExtInf {
impl ExtInf {
pub(crate) const PREFIX: &'static str = "#EXTINF:";
/// Makes a new [ExtInf] tag.
/// Makes a new [`ExtInf`] tag.
///
/// # Example
/// ```
@ -39,13 +39,13 @@ impl ExtInf {
/// let ext_inf = ExtInf::new(Duration::from_secs(5));
/// ```
pub const fn new(duration: Duration) -> Self {
ExtInf {
Self {
duration,
title: None,
}
}
/// Makes a new [ExtInf] tag with the given title.
/// Makes a new [`ExtInf`] tag with the given title.
///
/// # Example
/// ```
@ -55,7 +55,7 @@ impl ExtInf {
/// let ext_inf = ExtInf::with_title(Duration::from_secs(5), "title");
/// ```
pub fn with_title<T: ToString>(duration: Duration, title: T) -> Self {
ExtInf {
Self {
duration,
title: Some(title.to_string()),
}
@ -70,14 +70,9 @@ impl ExtInf {
///
/// let ext_inf = ExtInf::new(Duration::from_secs(5));
///
/// assert_eq!(
/// ext_inf.duration(),
/// Duration::from_secs(5)
/// );
/// assert_eq!(ext_inf.duration(), Duration::from_secs(5));
/// ```
pub const fn duration(&self) -> Duration {
self.duration
}
pub const fn duration(&self) -> Duration { self.duration }
/// Sets the duration of the associated media segment.
///
@ -90,10 +85,7 @@ impl ExtInf {
///
/// ext_inf.set_duration(Duration::from_secs(10));
///
/// assert_eq!(
/// ext_inf.duration(),
/// Duration::from_secs(10)
/// );
/// assert_eq!(ext_inf.duration(), Duration::from_secs(10));
/// ```
pub fn set_duration(&mut self, value: Duration) -> &mut Self {
self.duration = value;
@ -109,14 +101,9 @@ impl ExtInf {
///
/// let ext_inf = ExtInf::with_title(Duration::from_secs(5), "title");
///
/// assert_eq!(
/// ext_inf.title(),
/// &Some("title".to_string())
/// );
/// assert_eq!(ext_inf.title(), &Some("title".to_string()));
/// ```
pub const fn title(&self) -> &Option<String> {
&self.title
}
pub const fn title(&self) -> &Option<String> { &self.title }
/// Sets the title of the associated media segment.
///
@ -129,10 +116,7 @@ impl ExtInf {
///
/// ext_inf.set_title(Some("better title"));
///
/// assert_eq!(
/// ext_inf.title(),
/// &Some("better title".to_string())
/// );
/// assert_eq!(ext_inf.title(), &Some("better title".to_string()));
/// ```
pub fn set_title<T: ToString>(&mut self, value: Option<T>) -> &mut Self {
self.title = value.map(|v| v.to_string());
@ -170,17 +154,16 @@ impl FromStr for ExtInf {
fn from_str(input: &str) -> Result<Self, Self::Err> {
let input = tag(input, Self::PREFIX)?;
dbg!(&input);
let tokens = input.splitn(2, ',').collect::<Vec<_>>();
if tokens.len() == 0 {
if tokens.is_empty() {
return Err(Error::custom(format!(
"failed to parse #EXTINF tag, couldn't split input: {:?}",
input
)));
}
let duration = tokens[0].parse::<DecimalFloatingPoint>()?.to_duration();
let duration = Duration::from_secs_f64(tokens[0].parse()?);
let title = {
if tokens.len() >= 2 {
@ -194,14 +177,12 @@ impl FromStr for ExtInf {
}
};
Ok(ExtInf { duration, title })
Ok(Self { duration, title })
}
}
impl From<Duration> for ExtInf {
fn from(value: Duration) -> Self {
Self::new(value)
}
fn from(value: Duration) -> Self { Self::new(value) }
}
#[cfg(test)]

84
src/tags/media_segment/key.rs
View file

@ -2,16 +2,16 @@ use std::fmt;
use std::ops::{Deref, DerefMut};
use std::str::FromStr;
use crate::types::{DecryptionKey, EncryptionMethod, KeyFormatVersions};
use crate::types::{DecryptionKey, EncryptionMethod};
use crate::utils::tag;
use crate::Error;
/// # [4.4.2.4. EXT-X-KEY]
/// [Media Segment]s may be encrypted. The [ExtXKey] tag specifies how to
/// decrypt them. It applies to every [Media Segment] and to every Media
/// Initialization Section declared by an [ExtXMap] tag, that appears
/// between it and the next [ExtXKey] tag in the Playlist file with the
/// same [KeyFormat] attribute (or the end of the Playlist file).
/// [`Media Segment`]s may be encrypted. The [`ExtXKey`] tag specifies how to
/// decrypt them. It applies to every [`Media Segment`] and to every Media
/// Initialization Section declared by an [`ExtXMap`] tag, that appears
/// between it and the next [`ExtXKey`] tag in the Playlist file with the
/// same [`KeyFormat`] attribute (or the end of the Playlist file).
///
/// The format is:
/// ```text
@ -19,11 +19,12 @@ use crate::Error;
/// ```
///
/// # Note
/// In case of an empty key (`EncryptionMethod::None`), all attributes will be ignored.
/// In case of an empty key (`EncryptionMethod::None`),
/// all attributes will be ignored.
///
/// [KeyFormat]: crate::types::KeyFormat
/// [ExtXMap]: crate::tags::ExtXMap
/// [Media Segment]: crate::MediaSegment
/// [`KeyFormat`]: crate::types::KeyFormat
/// [`ExtXMap`]: crate::tags::ExtXMap
/// [`Media Segment`]: crate::MediaSegment
/// [4.4.2.4. EXT-X-KEY]:
/// https://tools.ietf.org/html/draft-pantos-hls-rfc8216bis-04#section-4.4.2.4
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
@ -32,16 +33,14 @@ pub struct ExtXKey(DecryptionKey);
impl ExtXKey {
pub(crate) const PREFIX: &'static str = "#EXT-X-KEY:";
/// Makes a new `ExtXKey` tag.
/// # Examples
/// Makes a new [`ExtXKey`] tag.
///
/// # Example
/// ```
/// use hls_m3u8::tags::ExtXKey;
/// use hls_m3u8::types::EncryptionMethod;
///
/// let key = ExtXKey::new(
/// EncryptionMethod::Aes128,
/// "https://www.example.com/"
/// );
/// let key = ExtXKey::new(EncryptionMethod::Aes128, "https://www.example.com/");
///
/// assert_eq!(
/// key.to_string(),
@ -52,44 +51,39 @@ impl ExtXKey {
Self(DecryptionKey::new(method, uri))
}
/// Makes a new `ExtXKey` tag without a decryption key.
/// # Examples
/// Makes a new [`ExtXKey`] tag without a decryption key.
///
/// # Example
/// ```
/// use hls_m3u8::tags::ExtXKey;
///
/// let key = ExtXKey::empty();
///
/// assert_eq!(
/// key.to_string(),
/// "#EXT-X-KEY:METHOD=NONE"
/// );
/// assert_eq!(key.to_string(), "#EXT-X-KEY:METHOD=NONE");
/// ```
pub fn empty() -> Self {
pub const fn empty() -> Self {
Self(DecryptionKey {
method: EncryptionMethod::None,
uri: None,
iv: None,
key_format: None,
key_format_versions: KeyFormatVersions::new(),
key_format_versions: None,
})
}
/// Returns whether the [EncryptionMethod] is [None](EncryptionMethod::None).
/// # Examples
/// Returns whether the [`EncryptionMethod`] is
/// [`None`](EncryptionMethod::None).
///
/// # Example
/// ```
/// use hls_m3u8::tags::ExtXKey;
/// use hls_m3u8::types::EncryptionMethod;
///
/// let key = ExtXKey::empty();
///
/// assert_eq!(
/// key.method() == EncryptionMethod::None,
/// key.is_empty()
/// );
/// assert_eq!(key.method() == EncryptionMethod::None, key.is_empty());
/// ```
pub fn is_empty(&self) -> bool {
self.0.method() == EncryptionMethod::None
}
pub fn is_empty(&self) -> bool { self.0.method() == EncryptionMethod::None }
}
impl FromStr for ExtXKey {
@ -102,23 +96,17 @@ impl FromStr for ExtXKey {
}
impl fmt::Display for ExtXKey {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "{}{}", Self::PREFIX, self.0)
}
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { write!(f, "{}{}", Self::PREFIX, self.0) }
}
impl Deref for ExtXKey {
type Target = DecryptionKey;
fn deref(&self) -> &Self::Target {
&self.0
}
fn deref(&self) -> &Self::Target { &self.0 }
}
impl DerefMut for ExtXKey {
fn deref_mut(&mut self) -> &mut Self::Target {
&mut self.0
}
fn deref_mut(&mut self) -> &mut Self::Target { &mut self.0 }
}
#[cfg(test)]
@ -134,13 +122,13 @@ mod test {
);
let mut key = ExtXKey::empty();
// it is expected, that all attributes will be ignored in an empty key!
// it is expected, that all attributes will be ignored for an empty key!
key.set_key_format(Some(KeyFormat::Identity));
key.set_iv([
key.set_iv(Some([
16, 239, 143, 117, 140, 165, 85, 17, 85, 132, 187, 91, 60, 104, 127, 82,
]);
]));
key.set_uri(Some("https://www.example.com"));
key.set_key_format_versions(vec![1, 2, 3]);
key.set_key_format_versions(Some(vec![1, 2, 3]));
assert_eq!(key.to_string(), "#EXT-X-KEY:METHOD=NONE".to_string());
}
@ -163,8 +151,8 @@ mod test {
EncryptionMethod::Aes128,
"https://www.example.com/hls-key/key.bin",
);
key.set_iv([
key.set_iv(Some([
16, 239, 143, 117, 140, 165, 85, 17, 85, 132, 187, 91, 60, 104, 127, 82,
]);
]));
}
}

26
src/tags/media_segment/map.rs
View file

@ -7,7 +7,7 @@ use crate::utils::{quote, tag, unquote};
use crate::Error;
/// # [4.4.2.5. EXT-X-MAP]
/// The [ExtXMap] tag specifies how to obtain the Media Initialization
/// The [`ExtXMap`] tag specifies how to obtain the Media Initialization
/// Section, required to parse the applicable [Media Segment]s.
///
/// Its format is:
@ -27,7 +27,7 @@ pub struct ExtXMap {
impl ExtXMap {
pub(crate) const PREFIX: &'static str = "#EXT-X-MAP:";
/// Makes a new `ExtXMap` tag.
/// Makes a new [`ExtXMap`] tag.
pub fn new<T: ToString>(uri: T) -> Self {
ExtXMap {
uri: uri.to_string(),
@ -35,7 +35,7 @@ impl ExtXMap {
}
}
/// Makes a new `ExtXMap` tag with the given range.
/// Makes a new [`ExtXMap`] tag with the given range.
pub fn with_range<T: ToString>(uri: T, range: ByteRange) -> Self {
ExtXMap {
uri: uri.to_string(),
@ -43,21 +43,16 @@ impl ExtXMap {
}
}
/// Returns the URI that identifies a resource that contains the media initialization section.
pub const fn uri(&self) -> &String {
&self.uri
}
/// Returns the `URI` that identifies a resource,
/// that contains the media initialization section.
pub const fn uri(&self) -> &String { &self.uri }
/// Returns the range of the media initialization section.
pub const fn range(&self) -> Option<ByteRange> {
self.range
}
pub const fn range(&self) -> Option<ByteRange> { self.range }
}
impl RequiredVersion for ExtXMap {
fn required_version(&self) -> ProtocolVersion {
ProtocolVersion::V6
}
fn required_version(&self) -> ProtocolVersion { ProtocolVersion::V6 }
}
impl fmt::Display for ExtXMap {
@ -88,12 +83,13 @@ impl FromStr for ExtXMap {
}
_ => {
// [6.3.1. General Client Responsibilities]
// > ignore any attribute/value pair with an unrecognized AttributeName.
// > ignore any attribute/value pair with an unrecognized
// AttributeName.
}
}
}
let uri = uri.ok_or(Error::missing_value("EXT-X-URI"))?;
let uri = uri.ok_or_else(|| Error::missing_value("EXT-X-URI"))?;
Ok(ExtXMap { uri, range })
}
}

35
src/tags/media_segment/program_date_time.rs
View file

@ -9,10 +9,10 @@ use crate::utils::tag;
use crate::Error;
/// # [4.3.2.6. EXT-X-PROGRAM-DATE-TIME]
/// The [ExtXProgramDateTime] tag associates the first sample of a
/// [Media Segment] with an absolute date and/or time.
/// The [`ExtXProgramDateTime`] tag associates the first sample of a
/// [`Media Segment`] with an absolute date and/or time.
///
/// [Media Segment]: crate::MediaSegment
/// [`Media Segment`]: crate::MediaSegment
/// [4.3.2.6. EXT-X-PROGRAM-DATE-TIME]: https://tools.ietf.org/html/rfc8216#section-4.3.2.6
#[derive(Debug, Copy, Clone, PartialEq, Eq, Hash, PartialOrd, Ord)]
pub struct ExtXProgramDateTime(DateTime<FixedOffset>);
@ -20,29 +20,26 @@ pub struct ExtXProgramDateTime(DateTime<FixedOffset>);
impl ExtXProgramDateTime {
pub(crate) const PREFIX: &'static str = "#EXT-X-PROGRAM-DATE-TIME:";
/// Makes a new `ExtXProgramDateTime` tag.
/// Makes a new [`ExtXProgramDateTime`] tag.
///
/// # Example
/// ```
/// use hls_m3u8::tags::ExtXProgramDateTime;
/// use chrono::{FixedOffset, TimeZone};
/// use hls_m3u8::tags::ExtXProgramDateTime;
///
/// const HOURS_IN_SECS: i32 = 3600; // 1 hour = 3600 seconds
///
/// let program_date_time = ExtXProgramDateTime::new(
/// FixedOffset::east(8 * HOURS_IN_SECS)
/// .ymd(2010, 2, 19)
/// .and_hms_milli(14, 54, 23, 31)
/// .and_hms_milli(14, 54, 23, 31),
/// );
/// ```
pub const fn new(date_time: DateTime<FixedOffset>) -> Self {
Self(date_time)
}
pub const fn new(date_time: DateTime<FixedOffset>) -> Self { Self(date_time) }
/// Returns the date-time of the first sample of the associated media segment.
pub const fn date_time(&self) -> DateTime<FixedOffset> {
self.0
}
/// Returns the date-time of the first sample of the associated media
/// segment.
pub const fn date_time(&self) -> DateTime<FixedOffset> { self.0 }
/// Sets the date-time of the first sample of the associated media segment.
pub fn set_date_time(&mut self, value: DateTime<FixedOffset>) -> &mut Self {
@ -52,9 +49,7 @@ impl ExtXProgramDateTime {
}
impl RequiredVersion for ExtXProgramDateTime {
fn required_version(&self) -> ProtocolVersion {
ProtocolVersion::V1
}
fn required_version(&self) -> ProtocolVersion { ProtocolVersion::V1 }
}
impl fmt::Display for ExtXProgramDateTime {
@ -78,15 +73,11 @@ impl FromStr for ExtXProgramDateTime {
impl Deref for ExtXProgramDateTime {
type Target = DateTime<FixedOffset>;
fn deref(&self) -> &Self::Target {
&self.0
}
fn deref(&self) -> &Self::Target { &self.0 }
}
impl DerefMut for ExtXProgramDateTime {
fn deref_mut(&mut self) -> &mut Self::Target {
&mut self.0
}
fn deref_mut(&mut self) -> &mut Self::Target { &mut self.0 }
}
#[cfg(test)]

10
src/tags/shared/independent_segments.rs
View file

@ -8,7 +8,7 @@ use crate::Error;
/// [4.3.5.1. EXT-X-INDEPENDENT-SEGMENTS]
///
/// [4.3.5.1. EXT-X-INDEPENDENT-SEGMENTS]: https://tools.ietf.org/html/rfc8216#section-4.3.5.1
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, Ord, PartialOrd)]
pub struct ExtXIndependentSegments;
impl ExtXIndependentSegments {
@ -16,15 +16,11 @@ impl ExtXIndependentSegments {
}
impl RequiredVersion for ExtXIndependentSegments {
fn required_version(&self) -> ProtocolVersion {
ProtocolVersion::V1
}
fn required_version(&self) -> ProtocolVersion { ProtocolVersion::V1 }
}
impl fmt::Display for ExtXIndependentSegments {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
Self::PREFIX.fmt(f)
}
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { Self::PREFIX.fmt(f) }
}
impl FromStr for ExtXIndependentSegments {

109
src/tags/shared/start.rs
View file

@ -9,7 +9,7 @@ use crate::Error;
/// [4.3.5.2. EXT-X-START]
///
/// [4.3.5.2. EXT-X-START]: https://tools.ietf.org/html/rfc8216#section-4.3.5.2
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
#[derive(PartialOrd, Debug, Clone, Copy, PartialEq, Eq)]
pub struct ExtXStart {
time_offset: SignedDecimalFloatingPoint,
precise: bool,
@ -18,52 +18,99 @@ pub struct ExtXStart {
impl ExtXStart {
pub(crate) const PREFIX: &'static str = "#EXT-X-START:";
/// Makes a new `ExtXStart` tag.
/// Makes a new [`ExtXStart`] tag.
///
/// # Panic
/// Panics if the time_offset value is infinite.
///
/// # Example
/// ```
/// # use hls_m3u8::tags::ExtXStart;
/// ExtXStart::new(20.123456);
/// ```
pub fn new(time_offset: f64) -> Self {
if time_offset.is_infinite() {
panic!("EXT-X-START: Floating point value must be finite!");
}
ExtXStart {
time_offset: SignedDecimalFloatingPoint::new(time_offset).unwrap(),
Self {
time_offset: SignedDecimalFloatingPoint::new(time_offset),
precise: false,
}
}
/// Makes a new `ExtXStart` tag with the given `precise` flag.
/// Makes a new [`ExtXStart`] tag with the given `precise` flag.
///
/// # Panic
/// Panics if the time_offset value is infinite.
///
/// # Example
/// ```
/// # use hls_m3u8::tags::ExtXStart;
/// let start = ExtXStart::with_precise(20.123456, true);
/// assert_eq!(start.precise(), true);
/// ```
pub fn with_precise(time_offset: f64, precise: bool) -> Self {
if time_offset.is_infinite() {
panic!("EXT-X-START: Floating point value must be finite!");
}
ExtXStart {
time_offset: SignedDecimalFloatingPoint::new(time_offset).unwrap(),
Self {
time_offset: SignedDecimalFloatingPoint::new(time_offset),
precise,
}
}
/// Returns the time offset of the media segments in the playlist.
pub const fn time_offset(&self) -> f64 {
self.time_offset.as_f64()
///
/// # Example
/// ```
/// # use hls_m3u8::tags::ExtXStart;
/// let start = ExtXStart::new(20.123456);
/// assert_eq!(start.time_offset(), 20.123456);
/// ```
pub const fn time_offset(&self) -> f64 { self.time_offset.as_f64() }
/// Sets the time offset of the media segments in the playlist.
///
/// # Example
/// ```
/// # use hls_m3u8::tags::ExtXStart;
/// let mut start = ExtXStart::new(20.123456);
/// # assert_eq!(start.time_offset(), 20.123456);
///
/// start.set_time_offset(1.0);
///
/// assert_eq!(start.time_offset(), 1.0);
/// ```
pub fn set_time_offset(&mut self, value: f64) -> &mut Self {
self.time_offset = SignedDecimalFloatingPoint::new(value);
self
}
/// Returns whether clients should not render media stream whose presentation times are
/// prior to the specified time offset.
pub const fn precise(&self) -> bool {
self.precise
/// Returns whether clients should not render media stream whose
/// presentation times are prior to the specified time offset.
///
/// # Example
/// ```
/// # use hls_m3u8::tags::ExtXStart;
/// let start = ExtXStart::with_precise(20.123456, true);
/// assert_eq!(start.precise(), true);
/// ```
pub const fn precise(&self) -> bool { self.precise }
/// Sets the `precise` flag.
///
/// # Example
/// ```
/// # use hls_m3u8::tags::ExtXStart;
/// let mut start = ExtXStart::new(20.123456);
/// # assert_eq!(start.precise(), false);
///
/// start.set_precise(true);
///
/// assert_eq!(start.precise(), true);
/// ```
pub fn set_precise(&mut self, value: bool) -> &mut Self {
self.precise = value;
self
}
}
impl RequiredVersion for ExtXStart {
fn required_version(&self) -> ProtocolVersion {
ProtocolVersion::V1
}
fn required_version(&self) -> ProtocolVersion { ProtocolVersion::V1 }
}
impl fmt::Display for ExtXStart {
@ -92,14 +139,15 @@ impl FromStr for ExtXStart {
"PRECISE" => precise = (parse_yes_or_no(value))?,
_ => {
// [6.3.1. General Client Responsibilities]
// > ignore any attribute/value pair with an unrecognized AttributeName.
// > ignore any attribute/value pair with an unrecognized
// AttributeName.
}
}
}
let time_offset = time_offset.ok_or(Error::missing_value("EXT-X-TIME-OFFSET"))?;
let time_offset = time_offset.ok_or_else(|| Error::missing_value("EXT-X-TIME-OFFSET"))?;
Ok(ExtXStart {
Ok(Self {
time_offset,
precise,
})
@ -147,5 +195,12 @@ mod test {
ExtXStart::with_precise(1.23, true),
"#EXT-X-START:TIME-OFFSET=1.23,PRECISE=YES".parse().unwrap(),
);
assert_eq!(
ExtXStart::with_precise(1.23, true),
"#EXT-X-START:TIME-OFFSET=1.23,PRECISE=YES,UNKNOWN=TAG"
.parse()
.unwrap(),
);
}
}

70
src/types/byte_range.rs
View file

@ -15,23 +15,27 @@ pub struct ByteRange {
}
impl ByteRange {
/// Creates a new [ByteRange].
pub const fn new(length: usize, start: Option<usize>) -> Self {
Self { length, start }
}
/// Creates a new [`ByteRange`].
///
/// # Example
/// ```
/// # use hls_m3u8::types::ByteRange;
/// ByteRange::new(22, Some(12));
/// ```
pub const fn new(length: usize, start: Option<usize>) -> Self { Self { length, start } }
/// Returns the length of the range.
///
/// # Example
/// ```
/// # use hls_m3u8::types::ByteRange;
/// #
/// assert_eq!(ByteRange::new(20, Some(3)).length(), 20);
/// ```
pub const fn length(&self) -> usize {
self.length
}
pub const fn length(&self) -> usize { self.length }
/// Sets the length of the range.
///
/// # Example
/// ```
/// # use hls_m3u8::types::ByteRange;
@ -48,17 +52,17 @@ impl ByteRange {
}
/// Returns the start of the range.
///
/// # Example
/// ```
/// # use hls_m3u8::types::ByteRange;
/// #
/// assert_eq!(ByteRange::new(20, Some(3)).start(), Some(3));
/// ```
pub const fn start(&self) -> Option<usize> {
self.start
}
pub const fn start(&self) -> Option<usize> { self.start }
/// Sets the start of the range.
///
/// # Example
/// ```
/// # use hls_m3u8::types::ByteRange;
@ -97,13 +101,13 @@ impl FromStr for ByteRange {
let length = tokens[0].parse()?;
let start = {
let mut result = None;
if tokens.len() == 2 {
result = Some(tokens[1].parse()?);
Some(tokens[1].parse()?)
} else {
None
}
result
};
Ok(ByteRange::new(length, start))
Ok(Self::new(length, start))
}
}
@ -134,22 +138,30 @@ mod tests {
#[test]
fn test_parser() {
let byte_range = ByteRange {
length: 99999,
start: Some(2),
};
assert_eq!(byte_range, "99999@2".parse::<ByteRange>().unwrap());
assert_eq!(
ByteRange {
length: 99999,
start: Some(2),
},
"99999@2".parse::<ByteRange>().unwrap()
);
let byte_range = ByteRange {
length: 99999,
start: Some(2),
};
assert_eq!(byte_range, "99999@2".parse::<ByteRange>().unwrap());
assert_eq!(
ByteRange {
length: 99999,
start: Some(2),
},
"99999@2".parse::<ByteRange>().unwrap()
);
let byte_range = ByteRange {
length: 99999,
start: None,
};
assert_eq!(byte_range, "99999".parse::<ByteRange>().unwrap());
assert_eq!(
ByteRange {
length: 99999,
start: None,
},
"99999".parse::<ByteRange>().unwrap()
);
assert!("".parse::<ByteRange>().is_err());
}
}

193
src/types/channels.rs Normal file
View file

@ -0,0 +1,193 @@
use core::fmt;
use core::str::FromStr;
use crate::Error;
/// Specifies a list of parameters.
///
/// # `MediaType::Audio`
/// The first parameter is a count of audio channels expressed as a [`u64`],
/// indicating the maximum number of independent, simultaneous audio channels
/// present in any [`MediaSegment`] in the rendition. For example, an
/// `AC-3 5.1` rendition would have a `CHANNELS="6"` attribute.
///
/// The second parameter identifies the encoding of object-based audio used by
/// the rendition. This parameter is a comma-separated list of Audio
/// Object Coding Identifiers. It is optional. An Audio Object
/// Coding Identifier is a string containing characters from the set
/// `[A..Z]`, `[0..9]`, and `'-'`. They are codec-specific. A parameter
/// value of consisting solely of the dash character (`'-'`) indicates
/// that the audio is not object-based.
///
/// # Example
/// Creating a `CHANNELS="6"` attribute
/// ```
/// # use hls_m3u8::types::Channels;
/// let mut channels = Channels::new(6);
///
/// assert_eq!(
/// format!("CHANNELS=\"{}\"", channels),
/// "CHANNELS=\"6\"".to_string()
/// );
/// ```
///
/// # Note
/// Currently there are no example playlists in the documentation,
/// or in popular m3u8 libraries, showing a usage for the second parameter
/// of [`Channels`], so if you have one please open an issue on github!
///
/// [`MediaSegment`]: crate::MediaSegment
#[derive(Debug, Clone, Default, Eq, PartialEq, Ord, PartialOrd, Hash)]
pub struct Channels {
first_parameter: u64,
second_parameter: Option<Vec<String>>,
}
impl Channels {
/// Makes a new [`Channels`] struct.
///
/// # Example
/// ```
/// # use hls_m3u8::types::Channels;
/// let mut channels = Channels::new(6);
/// ```
pub const fn new(value: u64) -> Self {
Self {
first_parameter: value,
second_parameter: None,
}
}
/// Returns the first parameter.
///
/// # Example
/// ```
/// # use hls_m3u8::types::Channels;
/// let mut channels = Channels::new(6);
///
/// assert_eq!(channels.first_parameter(), 6);
/// ```
pub const fn first_parameter(&self) -> u64 { self.first_parameter }
/// Sets the first parameter.
///
/// # Example
/// ```
/// # use hls_m3u8::types::Channels;
/// let mut channels = Channels::new(3);
///
/// channels.set_first_parameter(6);
/// assert_eq!(channels.first_parameter(), 6)
/// ```
pub fn set_first_parameter(&mut self, value: u64) -> &mut Self {
self.first_parameter = value;
self
}
/// Returns the second parameter, if there is any!
///
/// # Example
/// ```
/// # use hls_m3u8::types::Channels;
/// let mut channels = Channels::new(3);
/// # assert_eq!(channels.second_parameter(), &None);
///
/// channels.set_second_parameter(Some(vec!["AAC", "MP3"]));
/// assert_eq!(
/// channels.second_parameter(),
/// &Some(vec!["AAC".to_string(), "MP3".to_string()])
/// )
/// ```
///
/// # Note
/// Currently there is no use for this parameter.
pub const fn second_parameter(&self) -> &Option<Vec<String>> { &self.second_parameter }
/// Sets the second parameter.
///
/// # Example
/// ```
/// # use hls_m3u8::types::Channels;
/// let mut channels = Channels::new(3);
/// # assert_eq!(channels.second_parameter(), &None);
///
/// channels.set_second_parameter(Some(vec!["AAC", "MP3"]));
/// assert_eq!(
/// channels.second_parameter(),
/// &Some(vec!["AAC".to_string(), "MP3".to_string()])
/// )
/// ```
///
/// # Note
/// Currently there is no use for this parameter.
pub fn set_second_parameter<T: ToString>(&mut self, value: Option<Vec<T>>) -> &mut Self {
self.second_parameter = value.map(|v| v.into_iter().map(|s| s.to_string()).collect());
self
}
}
impl FromStr for Channels {
type Err = Error;
fn from_str(input: &str) -> Result<Self, Self::Err> {
let parameters = input.split('/').collect::<Vec<_>>();
let first_parameter = parameters
.first()
.ok_or_else(|| Error::missing_attribute("First parameter of channels!"))?
.parse()?;
let second_parameter = parameters
.get(1)
.map(|v| v.split(',').map(|v| v.to_string()).collect());
Ok(Self {
first_parameter,
second_parameter,
})
}
}
impl fmt::Display for Channels {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "{}", self.first_parameter)?;
if let Some(second) = &self.second_parameter {
write!(f, "/{}", second.join(","))?;
}
Ok(())
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_display() {
let mut channels = Channels::new(6);
assert_eq!(channels.to_string(), "6".to_string());
channels.set_first_parameter(7);
assert_eq!(channels.to_string(), "7".to_string());
assert_eq!(
"6/P,K,J".to_string(),
Channels::new(6)
.set_second_parameter(Some(vec!["P", "K", "J"]))
.to_string()
);
}
#[test]
fn test_parser() {
assert_eq!("6".parse::<Channels>().unwrap(), Channels::new(6));
let mut result = Channels::new(6);
result.set_second_parameter(Some(vec!["P", "K", "J"]));
assert_eq!("6/P,K,J".parse::<Channels>().unwrap(), result);
assert!("garbage".parse::<Channels>().is_err());
assert!("".parse::<Channels>().is_err());
}
}

37
src/types/closed_captions.rs
View file

@ -2,7 +2,7 @@ use std::fmt;
use std::str::FromStr;
use crate::utils::{quote, unquote};
use crate::{Error, Result};
use crate::Error;
/// The identifier of a closed captions group or its absence.
///
@ -10,7 +10,7 @@ use crate::{Error, Result};
///
/// [4.3.4.2. EXT-X-STREAM-INF]: https://tools.ietf.org/html/rfc8216#section-4.3.4.2
#[allow(missing_docs)]
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
#[derive(Clone, Eq, PartialEq, Ord, PartialOrd, Hash, Debug)]
pub enum ClosedCaptions {
GroupId(String),
None,
@ -19,19 +19,20 @@ pub enum ClosedCaptions {
impl fmt::Display for ClosedCaptions {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
match &self {
ClosedCaptions::GroupId(value) => write!(f, "{}", quote(value)),
ClosedCaptions::None => "NONE".fmt(f),
Self::GroupId(value) => write!(f, "{}", quote(value)),
Self::None => write!(f, "NONE"),
}
}
}
impl FromStr for ClosedCaptions {
type Err = Error;
fn from_str(s: &str) -> Result<Self> {
if s == "NONE" {
Ok(ClosedCaptions::None)
fn from_str(input: &str) -> Result<Self, Self::Err> {
if input.trim() == "NONE" {
Ok(Self::None)
} else {
Ok(ClosedCaptions::GroupId(unquote(s)))
Ok(Self::GroupId(unquote(input)))
}
}
}
@ -42,21 +43,23 @@ mod tests {
#[test]
fn test_display() {
let closed_captions = ClosedCaptions::None;
assert_eq!(closed_captions.to_string(), "NONE".to_string());
assert_eq!(ClosedCaptions::None.to_string(), "NONE".to_string());
let closed_captions = ClosedCaptions::GroupId("value".into());
assert_eq!(closed_captions.to_string(), "\"value\"".to_string());
assert_eq!(
ClosedCaptions::GroupId("value".into()).to_string(),
"\"value\"".to_string()
);
}
#[test]
fn test_parser() {
let closed_captions = ClosedCaptions::None;
assert_eq!(closed_captions, "NONE".parse::<ClosedCaptions>().unwrap());
let closed_captions = ClosedCaptions::GroupId("value".into());
assert_eq!(
closed_captions,
ClosedCaptions::None,
"NONE".parse::<ClosedCaptions>().unwrap()
);
assert_eq!(
ClosedCaptions::GroupId("value".into()),
"\"value\"".parse::<ClosedCaptions>().unwrap()
);
}

127
src/types/decimal_floating_point.rs
View file

@ -1,6 +1,7 @@
use std::fmt;
use std::str::FromStr;
use std::time::Duration;
use core::ops::Deref;
use core::str::FromStr;
use derive_more::Display;
use crate::Error;
@ -8,84 +9,87 @@ use crate::Error;
///
/// See: [4.2. Attribute Lists]
///
/// [4.2. Attribute Lists]: https://tools.ietf.org/html/rfc8216#section-4.2
#[derive(Debug, Clone, Copy, PartialEq, PartialOrd)]
/// [4.2. Attribute Lists]:
/// https://tools.ietf.org/html/draft-pantos-hls-rfc8216bis-05#section-4.2
#[derive(Default, Debug, Clone, Copy, PartialEq, PartialOrd, Display)]
pub(crate) struct DecimalFloatingPoint(f64);
impl DecimalFloatingPoint {
/// Makes a new `DecimalFloatingPoint` instance.
/// Makes a new [`DecimalFloatingPoint`] instance.
///
/// # Errors
///
/// The given value must have a positive sign and be finite,
/// otherwise this function will return an error that has the kind `ErrorKind::InvalidInput`.
pub fn new(n: f64) -> crate::Result<Self> {
if !n.is_sign_positive() || !n.is_finite() {
/// otherwise this function will return an error that has the kind
/// `ErrorKind::InvalidInput`.
pub fn new(value: f64) -> crate::Result<Self> {
if value.is_sign_negative() || value.is_infinite() {
return Err(Error::invalid_input());
}
Ok(DecimalFloatingPoint(n))
Ok(Self(value))
}
/// Converts `DecimalFloatingPoint` to `f64`.
pub const fn as_f64(self) -> f64 {
self.0
}
pub(crate) const fn from_f64_unchecked(value: f64) -> Self { Self(value) }
pub(crate) fn to_duration(self) -> Duration {
let secs = self.0 as u64;
let nanos = (self.0.fract() * 1_000_000_000.0) as u32;
Duration::new(secs, nanos)
}
pub(crate) fn from_duration(duration: Duration) -> Self {
let n =
(duration.as_secs() as f64) + (f64::from(duration.subsec_nanos()) / 1_000_000_000.0);
DecimalFloatingPoint(n)
}
}
impl From<u32> for DecimalFloatingPoint {
fn from(f: u32) -> Self {
DecimalFloatingPoint(f64::from(f))
}
/// Converts [`DecimalFloatingPoint`] to [`f64`].
pub const fn as_f64(self) -> f64 { self.0 }
}
impl Eq for DecimalFloatingPoint {}
impl fmt::Display for DecimalFloatingPoint {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
self.0.fmt(f)
}
}
// this trait is implemented manually, so it doesn't construct a
// [`DecimalFloatingPoint`], with a negative value.
impl FromStr for DecimalFloatingPoint {
type Err = Error;
fn from_str(input: &str) -> Result<Self, Self::Err> {
if !input.chars().all(|c| c.is_digit(10) || c == '.') {
return Err(Error::invalid_input());
}
let n = input.parse()?;
DecimalFloatingPoint::new(n)
}
fn from_str(input: &str) -> Result<Self, Self::Err> { Self::new(input.parse()?) }
}
impl Deref for DecimalFloatingPoint {
type Target = f64;
fn deref(&self) -> &Self::Target { &self.0 }
}
impl From<f64> for DecimalFloatingPoint {
fn from(value: f64) -> Self {
Self(value)
let mut result = value;
// guard against the unlikely case of an infinite value...
if result.is_infinite() {
result = 0.0;
}
Self(result.abs())
}
}
impl From<f32> for DecimalFloatingPoint {
fn from(value: f32) -> Self {
Self(value.into())
}
fn from(value: f32) -> Self { (value as f64).into() }
}
#[cfg(test)]
mod tests {
use super::*;
macro_rules! test_from {
( $($input:expr),* ) => {
use ::core::convert::From;
#[test]
fn test_from() {
$(
assert_eq!(
DecimalFloatingPoint::from($input),
DecimalFloatingPoint::new(1.0).unwrap(),
);
)*
}
}
}
test_from![1u8, 1u16, 1u32, 1.0f32, -1.0f32, 1.0f64, -1.0f64];
#[test]
pub fn test_display() {
let decimal_floating_point = DecimalFloatingPoint::new(22.0).unwrap();
@ -108,5 +112,32 @@ mod tests {
decimal_floating_point,
"4.1".parse::<DecimalFloatingPoint>().unwrap()
);
assert!("1#".parse::<DecimalFloatingPoint>().is_err());
assert!("-1.0".parse::<DecimalFloatingPoint>().is_err());
}
#[test]
fn test_new() {
assert!(DecimalFloatingPoint::new(::std::f64::INFINITY).is_err());
assert!(DecimalFloatingPoint::new(-1.0).is_err());
}
#[test]
fn test_as_f64() {
assert_eq!(DecimalFloatingPoint::new(1.0).unwrap().as_f64(), 1.0);
}
#[test]
fn test_from_inf() {
assert_eq!(
DecimalFloatingPoint::from(::std::f64::INFINITY),
DecimalFloatingPoint::new(0.0).unwrap()
);
}
#[test]
fn test_deref() {
assert_eq!(DecimalFloatingPoint::from(0.1).floor(), 0.0);
}
}

44
src/types/decimal_resolution.rs
View file

@ -1,6 +1,7 @@
use std::fmt;
use std::str::FromStr;
use derive_more::Display;
use crate::Error;
/// Decimal resolution.
@ -8,22 +9,19 @@ use crate::Error;
/// See: [4.2. Attribute Lists]
///
/// [4.2. Attribute Lists]: https://tools.ietf.org/html/rfc8216#section-4.2
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
#[derive(Ord, PartialOrd, Debug, Clone, Copy, PartialEq, Eq, Hash, Display)]
#[display(fmt = "{}x{}", width, height)]
pub(crate) struct DecimalResolution {
width: usize,
height: usize,
}
impl DecimalResolution {
/// Creates a new DecimalResolution.
pub const fn new(width: usize, height: usize) -> Self {
Self { width, height }
}
/// Creates a new [`DecimalResolution`].
pub const fn new(width: usize, height: usize) -> Self { Self { width, height } }
/// Horizontal pixel dimension.
pub const fn width(&self) -> usize {
self.width
}
pub const fn width(&self) -> usize { self.width }
/// Sets Horizontal pixel dimension.
pub fn set_width(&mut self, value: usize) -> &mut Self {
@ -32,9 +30,7 @@ impl DecimalResolution {
}
/// Vertical pixel dimension.
pub const fn height(&self) -> usize {
self.height
}
pub const fn height(&self) -> usize { self.height }
/// Sets Vertical pixel dimension.
pub fn set_height(&mut self, value: usize) -> &mut Self {
@ -43,10 +39,9 @@ impl DecimalResolution {
}
}
impl fmt::Display for DecimalResolution {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "{}x{}", self.width, self.height)
}
/// [`DecimalResolution`] can be constructed from a tuple; `(width, height)`.
impl From<(usize, usize)> for DecimalResolution {
fn from(value: (usize, usize)) -> Self { DecimalResolution::new(value.0, value.1) }
}
impl FromStr for DecimalResolution {
@ -62,12 +57,9 @@ impl FromStr for DecimalResolution {
)));
}
let width = tokens[0];
let height = tokens[1];
Ok(DecimalResolution {
width: width.parse()?,
height: height.parse()?,
Ok(Self {
width: tokens[0].parse()?,
height: tokens[1].parse()?,
})
}
}
@ -118,4 +110,12 @@ mod tests {
12
);
}
#[test]
fn test_from() {
assert_eq!(
DecimalResolution::from((1920, 1080)),
DecimalResolution::new(1920, 1080)
);
}
}

274
src/types/decryption_key.rs
View file

@ -12,11 +12,12 @@ use crate::utils::{quote, unquote};
use crate::Error;
#[derive(Builder, Debug, Clone, PartialEq, Eq, Hash)]
#[builder(setter(into))]
/// [DecryptionKey] contains data, that is shared between [ExtXSessionKey] and [ExtXKey].
#[builder(setter(into), build_fn(validate = "Self::validate"))]
/// [`DecryptionKey`] contains data, that is shared between [`ExtXSessionKey`]
/// and [`ExtXKey`].
///
/// [ExtXSessionKey]: crate::tags::ExtXSessionKey
/// [ExtXKey]: crate::tags::ExtXKey
/// [`ExtXSessionKey`]: crate::tags::ExtXSessionKey
/// [`ExtXKey`]: crate::tags::ExtXKey
pub struct DecryptionKey {
/// The [EncryptionMethod].
pub(crate) method: EncryptionMethod,
@ -30,9 +31,18 @@ pub struct DecryptionKey {
/// A string that specifies how the key is
/// represented in the resource identified by the `URI`.
pub(crate) key_format: Option<KeyFormat>,
#[builder(setter(into), default)]
/// The `KEYFORMATVERSIONS` attribute.
pub(crate) key_format_versions: KeyFormatVersions,
#[builder(setter(into, strip_option), default)]
/// The [KeyFormatVersions] attribute.
pub(crate) key_format_versions: Option<KeyFormatVersions>,
}
impl DecryptionKeyBuilder {
fn validate(&self) -> Result<(), String> {
if self.method != Some(EncryptionMethod::None) && self.uri.is_none() {
return Err(Error::custom("Missing URL").to_string());
}
Ok(())
}
}
impl DecryptionKey {
@ -43,10 +53,7 @@ impl DecryptionKey {
/// # use hls_m3u8::types::DecryptionKey;
/// use hls_m3u8::types::EncryptionMethod;
///
/// let key = DecryptionKey::new(
/// EncryptionMethod::Aes128,
/// "https://www.example.com/"
/// );
/// let key = DecryptionKey::new(EncryptionMethod::Aes128, "https://www.example.com/");
/// ```
pub fn new<T: ToString>(method: EncryptionMethod, uri: T) -> Self {
Self {
@ -54,7 +61,7 @@ impl DecryptionKey {
uri: Some(uri.to_string()),
iv: None,
key_format: None,
key_format_versions: KeyFormatVersions::new(),
key_format_versions: None,
}
}
@ -65,24 +72,14 @@ impl DecryptionKey {
/// # use hls_m3u8::types::DecryptionKey;
/// use hls_m3u8::types::EncryptionMethod;
///
/// let key = DecryptionKey::new(
/// EncryptionMethod::Aes128,
/// "https://www.example.com/"
/// );
/// let key = DecryptionKey::new(EncryptionMethod::Aes128, "https://www.example.com/");
///
/// assert_eq!(
/// key.method(),
/// EncryptionMethod::Aes128
/// );
/// assert_eq!(key.method(), EncryptionMethod::Aes128);
/// ```
pub const fn method(&self) -> EncryptionMethod {
self.method
}
pub const fn method(&self) -> EncryptionMethod { self.method }
/// Returns a Builder to build a [DecryptionKey].
pub fn builder() -> DecryptionKeyBuilder {
DecryptionKeyBuilder::default()
}
pub fn builder() -> DecryptionKeyBuilder { DecryptionKeyBuilder::default() }
/// Sets the [EncryptionMethod].
///
@ -91,10 +88,7 @@ impl DecryptionKey {
/// # use hls_m3u8::types::DecryptionKey;
/// use hls_m3u8::types::EncryptionMethod;
///
/// let mut key = DecryptionKey::new(
/// EncryptionMethod::Aes128,
/// "https://www.example.com/"
/// );
/// let mut key = DecryptionKey::new(EncryptionMethod::Aes128, "https://www.example.com/");
///
/// key.set_method(EncryptionMethod::SampleAes);
///
@ -103,32 +97,26 @@ impl DecryptionKey {
/// "METHOD=SAMPLE-AES,URI=\"https://www.example.com/\"".to_string()
/// );
/// ```
pub fn set_method(&mut self, value: EncryptionMethod) {
pub fn set_method(&mut self, value: EncryptionMethod) -> &mut Self {
self.method = value;
self
}
/// Returns an `URI`, that specifies how to obtain the key.
///
/// This attribute is required, if the [EncryptionMethod] is not None.
/// # Note
/// This attribute is required, if the [EncryptionMethod] is not `None`.
///
/// # Example
/// ```
/// # use hls_m3u8::types::DecryptionKey;
/// use hls_m3u8::types::EncryptionMethod;
///
/// let key = DecryptionKey::new(
/// EncryptionMethod::Aes128,
/// "https://www.example.com/"
/// );
/// let key = DecryptionKey::new(EncryptionMethod::Aes128, "https://www.example.com/");
///
/// assert_eq!(
/// key.uri(),
/// &Some("https://www.example.com/".to_string())
/// );
/// assert_eq!(key.uri(), &Some("https://www.example.com/".to_string()));
/// ```
pub const fn uri(&self) -> &Option<String> {
&self.uri
}
pub const fn uri(&self) -> &Option<String> { &self.uri }
/// Sets the `URI` attribute.
///
@ -140,10 +128,7 @@ impl DecryptionKey {
/// # use hls_m3u8::types::DecryptionKey;
/// use hls_m3u8::types::EncryptionMethod;
///
/// let mut key = DecryptionKey::new(
/// EncryptionMethod::Aes128,
/// "https://www.example.com/"
/// );
/// let mut key = DecryptionKey::new(EncryptionMethod::Aes128, "https://www.example.com/");
///
/// key.set_uri(Some("http://www.google.com/"));
///
@ -152,27 +137,22 @@ impl DecryptionKey {
/// "METHOD=AES-128,URI=\"http://www.google.com/\"".to_string()
/// );
/// ```
pub fn set_uri<T: ToString>(&mut self, value: Option<T>) {
pub fn set_uri<T: ToString>(&mut self, value: Option<T>) -> &mut Self {
self.uri = value.map(|v| v.to_string());
self
}
/// Returns the IV (Initialization Vector) attribute.
///
/// This attribute is optional.
///
/// # Example
/// ```
/// # use hls_m3u8::types::DecryptionKey;
/// use hls_m3u8::types::EncryptionMethod;
///
/// let mut key = DecryptionKey::new(
/// EncryptionMethod::Aes128,
/// "https://www.example.com/"
/// );
/// let mut key = DecryptionKey::new(EncryptionMethod::Aes128, "https://www.example.com/");
///
/// key.set_iv([
/// 1, 2, 3, 4, 5, 6, 7, 8, 9, 1, 2, 3, 4, 5, 6, 7
/// ]);
/// # assert_eq!(key.iv(), None);
/// key.set_iv(Some([1, 2, 3, 4, 5, 6, 7, 8, 9, 1, 2, 3, 4, 5, 6, 7]));
///
/// assert_eq!(
/// key.iv(),
@ -189,139 +169,112 @@ impl DecryptionKey {
/// Sets the `IV` attribute.
///
/// This attribute is optional.
///
/// # Example
/// ```
/// # use hls_m3u8::types::DecryptionKey;
/// use hls_m3u8::types::EncryptionMethod;
///
/// let mut key = DecryptionKey::new(
/// EncryptionMethod::Aes128,
/// "https://www.example.com/"
/// );
/// let mut key = DecryptionKey::new(EncryptionMethod::Aes128, "https://www.example.com/");
///
/// key.set_iv([
/// 1, 2, 3, 4, 5, 6, 7, 8, 9, 1, 2, 3, 4, 5, 6, 7
/// ]);
/// key.set_iv(Some([1, 2, 3, 4, 5, 6, 7, 8, 9, 1, 2, 3, 4, 5, 6, 7]));
///
/// assert_eq!(
/// key.to_string(),
/// "METHOD=AES-128,URI=\"https://www.example.com/\",IV=0x01020304050607080901020304050607".to_string()
/// "METHOD=AES-128,URI=\"https://www.example.com/\",IV=0x01020304050607080901020304050607"
/// .to_string()
/// );
/// ```
pub fn set_iv<T>(&mut self, value: T)
pub fn set_iv<T>(&mut self, value: Option<T>) -> &mut Self
where
T: Into<[u8; 16]>,
{
self.iv = Some(InitializationVector(value.into()));
self.iv = value.map(|v| InitializationVector(v.into()));
self
}
/// Returns a string that specifies how the key is
/// represented in the resource identified by the `URI`.
///
/// This attribute is optional.
///
/// # Example
/// ```
/// # use hls_m3u8::types::DecryptionKey;
/// use hls_m3u8::types::{KeyFormat, EncryptionMethod};
/// use hls_m3u8::types::{EncryptionMethod, KeyFormat};
///
/// let mut key = DecryptionKey::new(
/// EncryptionMethod::Aes128,
/// "https://www.example.com/"
/// );
/// let mut key = DecryptionKey::new(EncryptionMethod::Aes128, "https://www.example.com/");
///
/// key.set_key_format(Some(KeyFormat::Identity));
///
/// assert_eq!(
/// key.key_format(),
/// Some(KeyFormat::Identity)
/// );
/// assert_eq!(key.key_format(), Some(KeyFormat::Identity));
/// ```
pub const fn key_format(&self) -> Option<KeyFormat> {
self.key_format
}
pub const fn key_format(&self) -> Option<KeyFormat> { self.key_format }
/// Sets the `KEYFORMAT` attribute.
///
/// This attribute is optional.
/// Sets the [KeyFormat] attribute.
///
/// # Example
/// ```
/// # use hls_m3u8::types::DecryptionKey;
/// use hls_m3u8::types::{KeyFormat, EncryptionMethod};
/// use hls_m3u8::types::{EncryptionMethod, KeyFormat};
///
/// let mut key = DecryptionKey::new(
/// EncryptionMethod::Aes128,
/// "https://www.example.com/"
/// );
/// let mut key = DecryptionKey::new(EncryptionMethod::Aes128, "https://www.example.com/");
///
/// key.set_key_format(Some(KeyFormat::Identity));
///
/// assert_eq!(
/// key.key_format(),
/// Some(KeyFormat::Identity)
/// );
/// assert_eq!(key.key_format(), Some(KeyFormat::Identity));
/// ```
pub fn set_key_format<T: Into<KeyFormat>>(&mut self, value: Option<T>) {
pub fn set_key_format<T: Into<KeyFormat>>(&mut self, value: Option<T>) -> &mut Self {
self.key_format = value.map(|v| v.into());
self
}
/// Returns the [KeyFormatVersions] attribute.
///
/// This attribute is optional.
///
/// # Example
/// ```
/// # use hls_m3u8::types::DecryptionKey;
/// use hls_m3u8::types::{KeyFormatVersions, EncryptionMethod};
/// use hls_m3u8::types::{EncryptionMethod, KeyFormatVersions};
///
/// let mut key = DecryptionKey::new(
/// EncryptionMethod::Aes128,
/// "https://www.example.com/"
/// );
/// let mut key = DecryptionKey::new(EncryptionMethod::Aes128, "https://www.example.com/");
///
/// key.set_key_format_versions(vec![1, 2, 3, 4, 5]);
/// key.set_key_format_versions(Some(vec![1, 2, 3, 4, 5]));
///
/// assert_eq!(
/// key.key_format_versions(),
/// &KeyFormatVersions::from(vec![1, 2, 3, 4, 5])
/// &Some(KeyFormatVersions::from(vec![1, 2, 3, 4, 5]))
/// );
/// ```
pub const fn key_format_versions(&self) -> &KeyFormatVersions {
pub const fn key_format_versions(&self) -> &Option<KeyFormatVersions> {
&self.key_format_versions
}
/// Sets the [KeyFormatVersions] attribute.
///
/// This attribute is optional.
///
/// # Example
/// ```
/// # use hls_m3u8::types::DecryptionKey;
/// use hls_m3u8::types::EncryptionMethod;
///
/// let mut key = DecryptionKey::new(
/// EncryptionMethod::Aes128,
/// "https://www.example.com/"
/// );
/// let mut key = DecryptionKey::new(EncryptionMethod::Aes128, "https://www.example.com/");
///
/// key.set_key_format_versions(vec![1, 2, 3, 4, 5]);
/// key.set_key_format_versions(Some(vec![1, 2, 3, 4, 5]));
///
/// assert_eq!(
/// key.to_string(),
/// "METHOD=AES-128,URI=\"https://www.example.com/\",KEYFORMATVERSIONS=\"1/2/3/4/5\"".to_string()
/// "METHOD=AES-128,URI=\"https://www.example.com/\",KEYFORMATVERSIONS=\"1/2/3/4/5\""
/// .to_string()
/// );
/// ```
pub fn set_key_format_versions<T: Into<KeyFormatVersions>>(&mut self, value: T) {
self.key_format_versions = value.into();
pub fn set_key_format_versions<T: Into<KeyFormatVersions>>(
&mut self,
value: Option<T>,
) -> &mut Self {
self.key_format_versions = value.map(|v| v.into());
self
}
}
impl RequiredVersion for DecryptionKey {
fn required_version(&self) -> ProtocolVersion {
if self.key_format.is_some() || !self.key_format_versions.is_default() {
if self.key_format.is_some() || self.key_format_versions.is_some() {
ProtocolVersion::V5
} else if self.iv.is_some() {
ProtocolVersion::V2
@ -350,22 +303,23 @@ impl FromStr for DecryptionKey {
"KEYFORMATVERSIONS" => key_format_versions = Some(value.parse()?),
_ => {
// [6.3.1. General Client Responsibilities]
// > ignore any attribute/value pair with an unrecognized AttributeName.
// > ignore any attribute/value pair with an unrecognized
// AttributeName.
}
}
}
let method = method.ok_or(Error::missing_value("METHOD"))?;
let method = method.ok_or_else(|| Error::missing_value("METHOD"))?;
if method != EncryptionMethod::None && uri.is_none() {
return Err(Error::missing_value("URI"));
}
Ok(DecryptionKey {
Ok(Self {
method,
uri,
iv,
key_format,
key_format_versions: key_format_versions.unwrap_or(KeyFormatVersions::new()),
key_format_versions,
})
}
}
@ -386,8 +340,11 @@ impl fmt::Display for DecryptionKey {
if let Some(value) = &self.key_format {
write!(f, ",KEYFORMAT={}", quote(value))?;
}
if !self.key_format_versions.is_default() {
write!(f, ",KEYFORMATVERSIONS={}", &self.key_format_versions)?;
if let Some(key_format_versions) = &self.key_format_versions {
if !key_format_versions.is_default() {
write!(f, ",KEYFORMATVERSIONS={}", key_format_versions)?;
}
}
Ok(())
}
@ -410,6 +367,7 @@ mod test {
.key_format_versions(vec![1, 2, 3, 4, 5])
.build()
.unwrap();
assert_eq!(
key.to_string(),
"METHOD=AES-128,\
@ -419,7 +377,13 @@ mod test {
KEYFORMATVERSIONS=\"1/2/3/4/5\"\
"
.to_string()
)
);
assert!(DecryptionKey::builder().build().is_err());
assert!(DecryptionKey::builder()
.method(EncryptionMethod::Aes128)
.build()
.is_err());
}
#[test]
@ -428,9 +392,9 @@ mod test {
EncryptionMethod::Aes128,
"https://www.example.com/hls-key/key.bin",
);
key.set_iv([
key.set_iv(Some([
16, 239, 143, 117, 140, 165, 85, 17, 85, 132, 187, 91, 60, 104, 127, 82,
]);
]));
assert_eq!(
key.to_string(),
@ -458,9 +422,9 @@ mod test {
EncryptionMethod::Aes128,
"https://www.example.com/hls-key/key.bin",
);
key.set_iv([
key.set_iv(Some([
16, 239, 143, 117, 140, 165, 85, 17, 85, 132, 187, 91, 60, 104, 127, 82,
]);
]));
assert_eq!(
"METHOD=AES-128,\
@ -472,9 +436,9 @@ mod test {
);
let mut key = DecryptionKey::new(EncryptionMethod::Aes128, "http://www.example.com");
key.set_iv([
key.set_iv(Some([
16, 239, 143, 117, 140, 165, 85, 17, 85, 132, 187, 91, 60, 104, 127, 82,
]);
]));
key.set_key_format(Some(KeyFormat::Identity));
assert_eq!(
@ -485,7 +449,30 @@ mod test {
.parse::<DecryptionKey>()
.unwrap(),
key
)
);
key.set_key_format_versions(Some(vec![1, 2, 3]));
assert_eq!(
"METHOD=AES-128,\
URI=\"http://www.example.com\",\
IV=0x10ef8f758ca555115584bb5b3c687f52,\
KEYFORMAT=\"identity\",\
KEYFORMATVERSIONS=\"1/2/3\""
.parse::<DecryptionKey>()
.unwrap(),
key
);
assert_eq!(
"METHOD=AES-128,\
URI=\"http://www.example.com\",\
UNKNOWNTAG=abcd"
.parse::<DecryptionKey>()
.unwrap(),
DecryptionKey::new(EncryptionMethod::Aes128, "http://www.example.com")
);
assert!("METHOD=AES-128,URI=".parse::<DecryptionKey>().is_err());
assert!("garbage".parse::<DecryptionKey>().is_err());
}
#[test]
@ -494,6 +481,29 @@ mod test {
DecryptionKey::new(EncryptionMethod::Aes128, "https://www.example.com/")
.required_version(),
ProtocolVersion::V1
)
);
assert_eq!(
DecryptionKey::builder()
.method(EncryptionMethod::Aes128)
.uri("https://www.example.com/")
.key_format(KeyFormat::Identity)
.key_format_versions(vec![1, 2, 3])
.build()
.unwrap()
.required_version(),
ProtocolVersion::V5
);
assert_eq!(
DecryptionKey::builder()
.method(EncryptionMethod::Aes128)
.uri("https://www.example.com/")
.iv([1, 2, 3, 4, 5, 6, 7, 8, 9, 1, 2, 3, 4, 5, 6, 7])
.build()
.unwrap()
.required_version(),
ProtocolVersion::V2
);
}
}

37
src/types/encryption_method.rs
View file

@ -1,7 +1,4 @@
use std::fmt;
use std::str::FromStr;
use crate::Error;
use strum::{Display, EnumString};
/// Encryption method.
///
@ -9,7 +6,8 @@ use crate::Error;
///
/// [4.3.2.4. EXT-X-KEY]: https://tools.ietf.org/html/rfc8216#section-4.3.2.4
#[allow(missing_docs)]
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
#[derive(Ord, PartialOrd, Debug, Clone, Copy, PartialEq, Eq, Hash, Display, EnumString)]
#[strum(serialize_all = "SCREAMING-KEBAB-CASE")]
pub enum EncryptionMethod {
/// `None` means that [MediaSegment]s are not encrypted.
///
@ -26,6 +24,7 @@ pub enum EncryptionMethod {
/// [MediaSegment]: crate::MediaSegment
/// [AES_128]: http://nvlpubs.nist.gov/nistpubs/FIPS/NIST.FIPS.197.pdf
/// [Public-Key Cryptography Standards #7 (PKCS7)]: https://tools.ietf.org/html/rfc5652
#[strum(serialize = "AES-128")]
Aes128,
/// `SampleAes` means that the [MediaSegment]s
/// contain media samples, such as audio or video, that are encrypted
@ -48,32 +47,6 @@ pub enum EncryptionMethod {
SampleAes,
}
impl fmt::Display for EncryptionMethod {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
match &self {
EncryptionMethod::Aes128 => "AES-128".fmt(f),
EncryptionMethod::SampleAes => "SAMPLE-AES".fmt(f),
EncryptionMethod::None => "NONE".fmt(f),
}
}
}
impl FromStr for EncryptionMethod {
type Err = Error;
fn from_str(input: &str) -> Result<Self, Self::Err> {
match input {
"AES-128" => Ok(EncryptionMethod::Aes128),
"SAMPLE-AES" => Ok(EncryptionMethod::SampleAes),
"NONE" => Ok(EncryptionMethod::None),
_ => Err(Error::custom(format!(
"Unknown encryption method: {:?}",
input
))),
}
}
}
#[cfg(test)]
mod tests {
use super::*;
@ -104,5 +77,7 @@ mod tests {
EncryptionMethod::None,
"NONE".parse::<EncryptionMethod>().unwrap()
);
assert!("unknown".parse::<EncryptionMethod>().is_err());
}
}

32
src/types/hdcp_level.rs
View file

@ -1,7 +1,4 @@
use std::fmt;
use std::str::FromStr;
use crate::Error;
use strum::{Display, EnumString};
/// HDCP level.
///
@ -9,33 +6,14 @@ use crate::Error;
///
/// [4.3.4.2. EXT-X-STREAM-INF]: https://tools.ietf.org/html/rfc8216#section-4.3.4.2
#[allow(missing_docs)]
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
#[derive(Ord, PartialOrd, Debug, Clone, Copy, PartialEq, Eq, Hash, Display, EnumString)]
#[strum(serialize_all = "SCREAMING-KEBAB-CASE")]
pub enum HdcpLevel {
#[strum(serialize = "TYPE-0")]
Type0,
None,
}
impl fmt::Display for HdcpLevel {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
match &self {
HdcpLevel::Type0 => "TYPE-0".fmt(f),
HdcpLevel::None => "NONE".fmt(f),
}
}
}
impl FromStr for HdcpLevel {
type Err = Error;
fn from_str(input: &str) -> Result<Self, Self::Err> {
match input {
"TYPE-0" => Ok(HdcpLevel::Type0),
"NONE" => Ok(HdcpLevel::None),
_ => Err(Error::custom(format!("Unknown HDCP level: {:?}", input))),
}
}
}
#[cfg(test)]
mod tests {
use super::*;
@ -56,5 +34,7 @@ mod tests {
let level = HdcpLevel::None;
assert_eq!(level, "NONE".parse::<HdcpLevel>().unwrap());
assert!("unk".parse::<HdcpLevel>().is_err());
}
}

175
src/types/in_stream_id.rs
View file

@ -1,7 +1,4 @@
use std::fmt;
use std::str::FromStr;
use crate::Error;
use strum::{Display, EnumString};
/// Identifier of a rendition within the segments in a media playlist.
///
@ -9,7 +6,8 @@ use crate::Error;
///
/// [4.3.4.1. EXT-X-MEDIA]: https://tools.ietf.org/html/rfc8216#section-4.3.4.1
#[allow(missing_docs)]
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
#[derive(Ord, PartialOrd, Debug, Clone, Copy, PartialEq, Eq, Hash, Display, EnumString)]
#[strum(serialize_all = "UPPERCASE")]
pub enum InStreamId {
Cc1,
Cc2,
@ -80,85 +78,96 @@ pub enum InStreamId {
Service63,
}
impl fmt::Display for InStreamId {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
format!("{:?}", self).to_uppercase().fmt(f)
}
}
#[cfg(test)]
mod tests {
use super::*;
impl FromStr for InStreamId {
type Err = Error;
macro_rules! gen_tests {
( $($string:expr => $enum:expr),* ) => {
#[test]
fn test_display() {
$(
assert_eq!($enum.to_string(), $string.to_string());
)*
}
fn from_str(input: &str) -> Result<Self, Self::Err> {
Ok(match input {
"CC1" => InStreamId::Cc1,
"CC2" => InStreamId::Cc2,
"CC3" => InStreamId::Cc3,
"CC4" => InStreamId::Cc4,
"SERVICE1" => InStreamId::Service1,
"SERVICE2" => InStreamId::Service2,
"SERVICE3" => InStreamId::Service3,
"SERVICE4" => InStreamId::Service4,
"SERVICE5" => InStreamId::Service5,
"SERVICE6" => InStreamId::Service6,
"SERVICE7" => InStreamId::Service7,
"SERVICE8" => InStreamId::Service8,
"SERVICE9" => InStreamId::Service9,
"SERVICE10" => InStreamId::Service10,
"SERVICE11" => InStreamId::Service11,
"SERVICE12" => InStreamId::Service12,
"SERVICE13" => InStreamId::Service13,
"SERVICE14" => InStreamId::Service14,
"SERVICE15" => InStreamId::Service15,
"SERVICE16" => InStreamId::Service16,
"SERVICE17" => InStreamId::Service17,
"SERVICE18" => InStreamId::Service18,
"SERVICE19" => InStreamId::Service19,
"SERVICE20" => InStreamId::Service20,
"SERVICE21" => InStreamId::Service21,
"SERVICE22" => InStreamId::Service22,
"SERVICE23" => InStreamId::Service23,
"SERVICE24" => InStreamId::Service24,
"SERVICE25" => InStreamId::Service25,
"SERVICE26" => InStreamId::Service26,
"SERVICE27" => InStreamId::Service27,
"SERVICE28" => InStreamId::Service28,
"SERVICE29" => InStreamId::Service29,
"SERVICE30" => InStreamId::Service30,
"SERVICE31" => InStreamId::Service31,
"SERVICE32" => InStreamId::Service32,
"SERVICE33" => InStreamId::Service33,
"SERVICE34" => InStreamId::Service34,
"SERVICE35" => InStreamId::Service35,
"SERVICE36" => InStreamId::Service36,
"SERVICE37" => InStreamId::Service37,
"SERVICE38" => InStreamId::Service38,
"SERVICE39" => InStreamId::Service39,
"SERVICE40" => InStreamId::Service40,
"SERVICE41" => InStreamId::Service41,
"SERVICE42" => InStreamId::Service42,
"SERVICE43" => InStreamId::Service43,
"SERVICE44" => InStreamId::Service44,
"SERVICE45" => InStreamId::Service45,
"SERVICE46" => InStreamId::Service46,
"SERVICE47" => InStreamId::Service47,
"SERVICE48" => InStreamId::Service48,
"SERVICE49" => InStreamId::Service49,
"SERVICE50" => InStreamId::Service50,
"SERVICE51" => InStreamId::Service51,
"SERVICE52" => InStreamId::Service52,
"SERVICE53" => InStreamId::Service53,
"SERVICE54" => InStreamId::Service54,
"SERVICE55" => InStreamId::Service55,
"SERVICE56" => InStreamId::Service56,
"SERVICE57" => InStreamId::Service57,
"SERVICE58" => InStreamId::Service58,
"SERVICE59" => InStreamId::Service59,
"SERVICE60" => InStreamId::Service60,
"SERVICE61" => InStreamId::Service61,
"SERVICE62" => InStreamId::Service62,
"SERVICE63" => InStreamId::Service63,
_ => return Err(Error::custom(format!("Unknown instream id: {:?}", input))),
})
#[test]
fn test_parser() {
$(
assert_eq!($enum, $string.parse::<InStreamId>().unwrap());
)*
assert!("invalid_input".parse::<InStreamId>().is_err());
}
};
}
gen_tests![
"CC1" => InStreamId::Cc1,
"CC2" => InStreamId::Cc2,
"CC3" => InStreamId::Cc3,
"CC4" => InStreamId::Cc4,
"SERVICE1" => InStreamId::Service1,
"SERVICE2" => InStreamId::Service2,
"SERVICE3" => InStreamId::Service3,
"SERVICE4" => InStreamId::Service4,
"SERVICE5" => InStreamId::Service5,
"SERVICE6" => InStreamId::Service6,
"SERVICE7" => InStreamId::Service7,
"SERVICE8" => InStreamId::Service8,
"SERVICE9" => InStreamId::Service9,
"SERVICE10" => InStreamId::Service10,
"SERVICE11" => InStreamId::Service11,
"SERVICE12" => InStreamId::Service12,
"SERVICE13" => InStreamId::Service13,
"SERVICE14" => InStreamId::Service14,
"SERVICE15" => InStreamId::Service15,
"SERVICE16" => InStreamId::Service16,
"SERVICE17" => InStreamId::Service17,
"SERVICE18" => InStreamId::Service18,
"SERVICE19" => InStreamId::Service19,
"SERVICE20" => InStreamId::Service20,
"SERVICE21" => InStreamId::Service21,
"SERVICE22" => InStreamId::Service22,
"SERVICE23" => InStreamId::Service23,
"SERVICE24" => InStreamId::Service24,
"SERVICE25" => InStreamId::Service25,
"SERVICE26" => InStreamId::Service26,
"SERVICE27" => InStreamId::Service27,
"SERVICE28" => InStreamId::Service28,
"SERVICE29" => InStreamId::Service29,
"SERVICE30" => InStreamId::Service30,
"SERVICE31" => InStreamId::Service31,
"SERVICE32" => InStreamId::Service32,
"SERVICE33" => InStreamId::Service33,
"SERVICE34" => InStreamId::Service34,
"SERVICE35" => InStreamId::Service35,
"SERVICE36" => InStreamId::Service36,
"SERVICE37" => InStreamId::Service37,
"SERVICE38" => InStreamId::Service38,
"SERVICE39" => InStreamId::Service39,
"SERVICE40" => InStreamId::Service40,
"SERVICE41" => InStreamId::Service41,
"SERVICE42" => InStreamId::Service42,
"SERVICE43" => InStreamId::Service43,
"SERVICE44" => InStreamId::Service44,
"SERVICE45" => InStreamId::Service45,
"SERVICE46" => InStreamId::Service46,
"SERVICE47" => InStreamId::Service47,
"SERVICE48" => InStreamId::Service48,
"SERVICE49" => InStreamId::Service49,
"SERVICE50" => InStreamId::Service50,
"SERVICE51" => InStreamId::Service51,
"SERVICE52" => InStreamId::Service52,
"SERVICE53" => InStreamId::Service53,
"SERVICE54" => InStreamId::Service54,
"SERVICE55" => InStreamId::Service55,
"SERVICE56" => InStreamId::Service56,
"SERVICE57" => InStreamId::Service57,
"SERVICE58" => InStreamId::Service58,
"SERVICE59" => InStreamId::Service59,
"SERVICE60" => InStreamId::Service60,
"SERVICE61" => InStreamId::Service61,
"SERVICE62" => InStreamId::Service62,
"SERVICE63" => InStreamId::Service63
];
}

122
src/types/initialization_vector.rs
View file

@ -13,29 +13,22 @@ use crate::Error;
pub struct InitializationVector(pub [u8; 16]);
impl InitializationVector {
/// Converts the initialization vector to a slice.
pub const fn to_slice(&self) -> [u8; 16] {
self.0
}
/// Converts the [InitializationVector] to a slice.
pub const fn to_slice(&self) -> [u8; 16] { self.0 }
}
impl From<[u8; 16]> for InitializationVector {
fn from(value: [u8; 16]) -> Self {
Self(value)
}
fn from(value: [u8; 16]) -> Self { Self(value) }
}
impl Deref for InitializationVector {
type Target = [u8];
fn deref(&self) -> &Self::Target {
&self.0
}
fn deref(&self) -> &Self::Target { &self.0 }
}
impl AsRef<[u8]> for InitializationVector {
fn as_ref(&self) -> &[u8] {
&self.0
}
fn as_ref(&self) -> &[u8] { &self.0 }
}
impl fmt::Display for InitializationVector {
@ -51,21 +44,106 @@ impl fmt::Display for InitializationVector {
impl FromStr for InitializationVector {
type Err = Error;
fn from_str(s: &str) -> Result<Self, Self::Err> {
if !(s.starts_with("0x") || s.starts_with("0X")) {
fn from_str(input: &str) -> Result<Self, Self::Err> {
if !(input.starts_with("0x") || input.starts_with("0X")) {
return Err(Error::invalid_input());
}
if s.len() - 2 != 32 {
if input.len() - 2 != 32 {
return Err(Error::invalid_input());
}
let mut v = [0; 16];
for (i, c) in s.as_bytes().chunks(2).skip(1).enumerate() {
let d = std::str::from_utf8(c).map_err(|e| Error::custom(e))?;
let b = u8::from_str_radix(d, 16).map_err(|e| Error::custom(e))?;
v[i] = b;
let mut result = [0; 16];
for (i, c) in input.as_bytes().chunks(2).skip(1).enumerate() {
let d = std::str::from_utf8(c).map_err(Error::custom)?;
let b = u8::from_str_radix(d, 16).map_err(Error::custom)?;
result[i] = b;
}
Ok(InitializationVector(v))
Ok(Self(result))
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_display() {
assert_eq!(
"0x10ef8f758ca555115584bb5b3c687f52".to_string(),
InitializationVector([
16, 239, 143, 117, 140, 165, 85, 17, 85, 132, 187, 91, 60, 104, 127, 82
])
.to_string()
);
}
#[test]
fn test_parser() {
assert_eq!(
"0x10ef8f758ca555115584bb5b3c687f52"
.parse::<InitializationVector>()
.unwrap(),
InitializationVector([
16, 239, 143, 117, 140, 165, 85, 17, 85, 132, 187, 91, 60, 104, 127, 82
])
);
assert_eq!(
"0X10ef8f758ca555115584bb5b3c687f52"
.parse::<InitializationVector>()
.unwrap(),
InitializationVector([
16, 239, 143, 117, 140, 165, 85, 17, 85, 132, 187, 91, 60, 104, 127, 82
])
);
assert_eq!(
"0X10EF8F758CA555115584BB5B3C687F52"
.parse::<InitializationVector>()
.unwrap(),
InitializationVector([
16, 239, 143, 117, 140, 165, 85, 17, 85, 132, 187, 91, 60, 104, 127, 82
])
);
assert!("garbage".parse::<InitializationVector>().is_err());
assert!("0xgarbage".parse::<InitializationVector>().is_err());
assert!("0x12".parse::<InitializationVector>().is_err());
assert!("0X10EF8F758CA555115584BB5B3C687F5Z"
.parse::<InitializationVector>()
.is_err());
}
#[test]
fn test_as_ref() {
assert_eq!(
InitializationVector([0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]).as_ref(),
&[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
);
}
#[test]
fn test_deref() {
assert_eq!(
InitializationVector([0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]).deref(),
&[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
);
}
#[test]
fn test_from() {
assert_eq!(
InitializationVector::from([0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]),
InitializationVector([0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0])
);
}
#[test]
fn test_to_slice() {
assert_eq!(
InitializationVector([0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]).to_slice(),
[0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
);
}
}

17
src/types/key_format.rs
View file

@ -6,16 +6,15 @@ use crate::utils::{quote, tag, unquote};
use crate::Error;
#[derive(Copy, Clone, Eq, PartialEq, Ord, PartialOrd, Hash, Debug)]
/// KeyFormat specifies, how the key is represented in the resource identified by the URI
/// [`KeyFormat`] specifies, how the key is represented in the
/// resource identified by the `URI`.
pub enum KeyFormat {
/// The key is a single packed array of 16 octets in binary format.
Identity,
}
impl Default for KeyFormat {
fn default() -> Self {
Self::Identity
}
fn default() -> Self { Self::Identity }
}
impl FromStr for KeyFormat {
@ -29,15 +28,11 @@ impl FromStr for KeyFormat {
}
impl fmt::Display for KeyFormat {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "{}", quote("identity"))
}
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result { write!(f, "{}", quote("identity")) }
}
impl RequiredVersion for KeyFormat {
fn required_version(&self) -> ProtocolVersion {
ProtocolVersion::V5
}
fn required_version(&self) -> ProtocolVersion { ProtocolVersion::V5 }
}
#[cfg(test)]
@ -54,6 +49,8 @@ mod tests {
assert_eq!(KeyFormat::Identity, quote("identity").parse().unwrap());
assert_eq!(KeyFormat::Identity, "identity".parse().unwrap());
assert!("garbage".parse::<KeyFormat>().is_err());
}
#[test]

41
src/types/key_format_versions.rs
View file

@ -8,25 +8,21 @@ use crate::Error;
/// A list of [usize], that can be used to indicate which version(s)
/// this instance complies with, if more than one version of a particular
/// [KeyFormat] is defined.
/// [`KeyFormat`] is defined.
///
/// [KeyFormat]: crate::types::KeyFormat
/// [`KeyFormat`]: crate::types::KeyFormat
#[derive(Clone, Eq, PartialEq, Ord, PartialOrd, Hash, Debug)]
pub struct KeyFormatVersions(Vec<usize>);
impl Default for KeyFormatVersions {
fn default() -> Self {
Self(vec![1])
}
fn default() -> Self { Self(vec![1]) }
}
impl KeyFormatVersions {
/// Makes a new [KeyFormatVersions].
pub fn new() -> Self {
Self::default()
}
/// Makes a new [`KeyFormatVersions`].
pub fn new() -> Self { Self::default() }
/// Add a value to the [KeyFormatVersions].
/// Add a value to the [`KeyFormatVersions`].
pub fn push(&mut self, value: usize) {
if self.is_default() {
self.0 = vec![value];
@ -35,30 +31,23 @@ impl KeyFormatVersions {
}
}
/// Returns `true`, if [KeyFormatVersions] has the default value of `vec![1]`.
pub fn is_default(&self) -> bool {
self.0 == vec![1] || self.0.is_empty()
}
/// Returns `true`, if [`KeyFormatVersions`] has the default value of
/// `vec![1]`.
pub fn is_default(&self) -> bool { self.0 == vec![1] && self.0.len() == 1 || self.0.is_empty() }
}
impl Deref for KeyFormatVersions {
type Target = Vec<usize>;
fn deref(&self) -> &Self::Target {
&self.0
}
fn deref(&self) -> &Self::Target { &self.0 }
}
impl DerefMut for KeyFormatVersions {
fn deref_mut(&mut self) -> &mut Self::Target {
&mut self.0
}
fn deref_mut(&mut self) -> &mut Self::Target { &mut self.0 }
}
impl RequiredVersion for KeyFormatVersions {
fn required_version(&self) -> ProtocolVersion {
ProtocolVersion::V5
}
fn required_version(&self) -> ProtocolVersion { ProtocolVersion::V5 }
}
impl FromStr for KeyFormatVersions {
@ -66,7 +55,7 @@ impl FromStr for KeyFormatVersions {
fn from_str(input: &str) -> Result<Self, Self::Err> {
let mut result = unquote(input)
.split("/")
.split('/')
.filter_map(|v| v.parse().ok())
.collect::<Vec<_>>();
@ -100,9 +89,7 @@ impl fmt::Display for KeyFormatVersions {
}
impl<T: Into<Vec<usize>>> From<T> for KeyFormatVersions {
fn from(value: T) -> Self {
Self(value.into())
}
fn from(value: T) -> Self { Self(value.into()) }
}
#[cfg(test)]

62
src/types/media_type.rs
View file

@ -1,15 +1,9 @@
use std::fmt;
use std::str::FromStr;
use strum::{Display, EnumString};
use crate::Error;
/// Media type.
///
/// See: [4.3.4.1. EXT-X-MEDIA]
///
/// [4.3.4.1. EXT-X-MEDIA]: https://tools.ietf.org/html/rfc8216#section-4.3.4.1
/// Specifies the media type.
#[allow(missing_docs)]
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
#[derive(Ord, PartialOrd, Display, EnumString, Debug, Clone, Copy, PartialEq, Eq, Hash)]
#[strum(serialize_all = "SCREAMING-KEBAB-CASE")]
pub enum MediaType {
Audio,
Video,
@ -17,29 +11,29 @@ pub enum MediaType {
ClosedCaptions,
}
impl fmt::Display for MediaType {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
match &self {
MediaType::Audio => "AUDIO".fmt(f),
MediaType::Video => "VIDEO".fmt(f),
MediaType::Subtitles => "SUBTITLES".fmt(f),
MediaType::ClosedCaptions => "CLOSED-CAPTIONS".fmt(f),
}
}
}
impl FromStr for MediaType {
type Err = Error;
fn from_str(input: &str) -> Result<Self, Self::Err> {
Ok(match input {
"AUDIO" => MediaType::Audio,
"VIDEO" => MediaType::Video,
"SUBTITLES" => MediaType::Subtitles,
"CLOSED-CAPTIONS" => MediaType::ClosedCaptions,
_ => {
return Err(Error::invalid_input());
}
})
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_parser() {
assert_eq!(MediaType::Audio, "AUDIO".parse().unwrap());
assert_eq!(MediaType::Video, "VIDEO".parse().unwrap());
assert_eq!(MediaType::Subtitles, "SUBTITLES".parse().unwrap());
assert_eq!(
MediaType::ClosedCaptions,
"CLOSED-CAPTIONS".parse().unwrap()
);
}
#[test]
fn test_display() {
assert_eq!(MediaType::Audio.to_string(), "AUDIO".to_string());
assert_eq!(MediaType::Video.to_string(), "VIDEO".to_string());
assert_eq!(MediaType::Subtitles.to_string(), "SUBTITLES".to_string());
assert_eq!(
MediaType::ClosedCaptions.to_string(),
"CLOSED-CAPTIONS".to_string()
);
}
}

2
src/types/mod.rs
View file

@ -1,5 +1,6 @@
//! Miscellaneous types.
mod byte_range;
mod channels;
mod closed_captions;
mod decimal_floating_point;
mod decimal_resolution;
@ -16,6 +17,7 @@ mod signed_decimal_floating_point;
mod stream_inf;
pub use byte_range::*;
pub use channels::*;
pub use closed_captions::*;
pub(crate) use decimal_floating_point::*;
pub(crate) use decimal_resolution::*;

58
src/types/protocol_version.rs
View file

@ -27,9 +27,12 @@ pub trait RequiredVersion {
fn required_version(&self) -> ProtocolVersion;
}
/// [7. Protocol Version Compatibility]
/// # [7. Protocol Version Compatibility]
/// The [`ProtocolVersion`] specifies, which m3u8 revision is required, to parse
/// a certain tag correctly.
///
/// [7. Protocol Version Compatibility]: https://tools.ietf.org/html/rfc8216#section-7
/// [7. Protocol Version Compatibility]:
/// https://tools.ietf.org/html/draft-pantos-hls-rfc8216bis-05#section-7
#[allow(missing_docs)]
#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub enum ProtocolVersion {
@ -43,26 +46,28 @@ pub enum ProtocolVersion {
}
impl ProtocolVersion {
/// Returns the newest ProtocolVersion, that is supported by this library.
pub const fn latest() -> Self {
Self::V7
}
/// Returns the newest [`ProtocolVersion`], that is supported by
/// this library.
///
/// # Example
/// ```
/// # use hls_m3u8::types::ProtocolVersion;
/// assert_eq!(ProtocolVersion::latest(), ProtocolVersion::V7);
/// ```
pub const fn latest() -> Self { Self::V7 }
}
impl fmt::Display for ProtocolVersion {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
let n = {
match &self {
Self::V1 => 1,
Self::V2 => 2,
Self::V3 => 3,
Self::V4 => 4,
Self::V5 => 5,
Self::V6 => 6,
Self::V7 => 7,
}
};
write!(f, "{}", n)
match &self {
Self::V1 => write!(f, "1"),
Self::V2 => write!(f, "2"),
Self::V3 => write!(f, "3"),
Self::V4 => write!(f, "4"),
Self::V5 => write!(f, "5"),
Self::V6 => write!(f, "6"),
Self::V7 => write!(f, "7"),
}
}
}
@ -86,9 +91,7 @@ impl FromStr for ProtocolVersion {
}
impl Default for ProtocolVersion {
fn default() -> Self {
Self::V1
}
fn default() -> Self { Self::V1 }
}
#[cfg(test)]
@ -115,5 +118,18 @@ mod tests {
assert_eq!(ProtocolVersion::V5, "5".parse().unwrap());
assert_eq!(ProtocolVersion::V6, "6".parse().unwrap());
assert_eq!(ProtocolVersion::V7, "7".parse().unwrap());
assert_eq!(ProtocolVersion::V7, " 7 ".parse().unwrap());
assert!("garbage".parse::<ProtocolVersion>().is_err());
}
#[test]
fn test_default() {
assert_eq!(ProtocolVersion::default(), ProtocolVersion::V1);
}
#[test]
fn test_latest() {
assert_eq!(ProtocolVersion::latest(), ProtocolVersion::V7);
}
}

113
src/types/signed_decimal_floating_point.rs
View file

@ -1,55 +1,100 @@
use std::fmt;
use std::str::FromStr;
use crate::Error;
use core::ops::Deref;
use derive_more::{Display, FromStr};
/// Signed decimal floating-point number.
///
/// See: [4.2. Attribute Lists]
///
/// [4.2. Attribute Lists]: https://tools.ietf.org/html/rfc8216#section-4.2
#[derive(Debug, Clone, Copy, PartialEq, PartialOrd)]
#[derive(Default, Debug, Clone, Copy, PartialEq, PartialOrd, Display, FromStr)]
pub(crate) struct SignedDecimalFloatingPoint(f64);
impl SignedDecimalFloatingPoint {
/// Makes a new `SignedDecimalFloatingPoint` instance.
/// Makes a new [SignedDecimalFloatingPoint] instance.
///
/// # Errors
///
/// The given value must be finite,
/// otherwise this function will return an error that has the kind `ErrorKind::InvalidInput`.
pub fn new(n: f64) -> crate::Result<Self> {
if !n.is_finite() {
Err(Error::invalid_input())
} else {
Ok(SignedDecimalFloatingPoint(n))
/// # Panics
/// The given value must be finite, otherwise this function will panic!
pub fn new(value: f64) -> Self {
if value.is_infinite() {
panic!("Floating point value must be finite!");
}
Self(value)
}
/// Converts `DecimalFloatingPoint` to `f64`.
pub const fn as_f64(self) -> f64 {
self.0
}
pub(crate) const fn from_f64_unchecked(value: f64) -> Self { Self(value) }
/// Converts [DecimalFloatingPoint] to [f64].
pub const fn as_f64(self) -> f64 { self.0 }
}
impl From<i32> for SignedDecimalFloatingPoint {
fn from(f: i32) -> Self {
SignedDecimalFloatingPoint(f64::from(f))
}
impl Deref for SignedDecimalFloatingPoint {
type Target = f64;
fn deref(&self) -> &Self::Target { &self.0 }
}
impl Eq for SignedDecimalFloatingPoint {}
impl fmt::Display for SignedDecimalFloatingPoint {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
self.0.fmt(f)
}
}
impl FromStr for SignedDecimalFloatingPoint {
type Err = Error;
fn from_str(input: &str) -> Result<Self, Self::Err> {
SignedDecimalFloatingPoint::new(input.parse().map_err(Error::parse_float_error)?)
#[cfg(test)]
mod tests {
use super::*;
macro_rules! test_from {
( $( $input:expr => $output:expr ),* ) => {
use ::core::convert::From;
#[test]
fn test_from() {
$(
assert_eq!(
$input,
$output,
);
)*
}
}
}
test_from![
SignedDecimalFloatingPoint::from(1u8) => SignedDecimalFloatingPoint::new(1.0),
SignedDecimalFloatingPoint::from(1i8) => SignedDecimalFloatingPoint::new(1.0),
SignedDecimalFloatingPoint::from(1u16) => SignedDecimalFloatingPoint::new(1.0),
SignedDecimalFloatingPoint::from(1i16) => SignedDecimalFloatingPoint::new(1.0),
SignedDecimalFloatingPoint::from(1u32) => SignedDecimalFloatingPoint::new(1.0),
SignedDecimalFloatingPoint::from(1i32) => SignedDecimalFloatingPoint::new(1.0),
SignedDecimalFloatingPoint::from(1.0f32) => SignedDecimalFloatingPoint::new(1.0),
SignedDecimalFloatingPoint::from(1.0f64) => SignedDecimalFloatingPoint::new(1.0)
];
#[test]
fn test_display() {
assert_eq!(
SignedDecimalFloatingPoint::new(1.0).to_string(),
1.0f64.to_string()
);
}
#[test]
#[should_panic]
fn test_new_panic() { SignedDecimalFloatingPoint::new(::std::f64::INFINITY); }
#[test]
fn test_parser() {
assert_eq!(
SignedDecimalFloatingPoint::new(1.0),
"1.0".parse::<SignedDecimalFloatingPoint>().unwrap()
);
assert!("garbage".parse::<SignedDecimalFloatingPoint>().is_err());
}
#[test]
fn test_as_f64() {
assert_eq!(SignedDecimalFloatingPoint::new(1.0).as_f64(), 1.0);
}
#[test]
fn test_deref() {
assert_eq!(SignedDecimalFloatingPoint::from(0.1).floor(), 0.0);
}
}

103
src/types/stream_inf.rs
View file

@ -3,14 +3,13 @@ use std::str::FromStr;
use crate::attribute::AttributePairs;
use crate::types::{DecimalResolution, HdcpLevel};
use crate::utils::parse_u64;
use crate::utils::{quote, unquote};
use crate::Error;
/// [4.3.4.2. EXT-X-STREAM-INF]
///
/// [4.3.4.2. EXT-X-STREAM-INF]: https://tools.ietf.org/html/rfc8216#section-4.3.4.2
#[derive(Debug, Clone, PartialEq, Eq, Hash)]
#[derive(PartialOrd, Debug, Clone, PartialEq, Eq, Hash)]
pub struct StreamInf {
bandwidth: u64,
average_bandwidth: Option<u64>,
@ -48,9 +47,7 @@ impl StreamInf {
/// let stream = StreamInf::new(20);
/// assert_eq!(stream.bandwidth(), 20);
/// ```
pub const fn bandwidth(&self) -> u64 {
self.bandwidth
}
pub const fn bandwidth(&self) -> u64 { self.bandwidth }
/// Sets the peak segment bit rate of the variant stream.
///
@ -77,9 +74,7 @@ impl StreamInf {
/// let stream = StreamInf::new(20);
/// assert_eq!(stream.video(), &None);
/// ```
pub const fn video(&self) -> &Option<String> {
&self.video
}
pub const fn video(&self) -> &Option<String> { &self.video }
/// Sets the group identifier for the video in the variant stream.
///
@ -106,9 +101,7 @@ impl StreamInf {
/// let stream = StreamInf::new(20);
/// assert_eq!(stream.average_bandwidth(), None);
/// ```
pub const fn average_bandwidth(&self) -> Option<u64> {
self.average_bandwidth
}
pub const fn average_bandwidth(&self) -> Option<u64> { self.average_bandwidth }
/// Sets the average segment bit rate of the variant stream.
///
@ -126,7 +119,8 @@ impl StreamInf {
self
}
/// A string that represents the list of codec types contained the variant stream.
/// A string that represents the list of codec types contained the variant
/// stream.
///
/// # Examples
/// ```
@ -135,11 +129,10 @@ impl StreamInf {
/// let stream = StreamInf::new(20);
/// assert_eq!(stream.codecs(), &None);
/// ```
pub const fn codecs(&self) -> &Option<String> {
&self.codecs
}
pub const fn codecs(&self) -> &Option<String> { &self.codecs }
/// A string that represents the list of codec types contained the variant stream.
/// A string that represents the list of codec types contained the variant
/// stream.
///
/// # Examples
/// ```
@ -182,6 +175,8 @@ impl StreamInf {
///
/// stream.set_resolution(1920, 1080);
/// assert_eq!(stream.resolution(), Some((1920, 1080)));
/// # stream.set_resolution(1280, 10);
/// # assert_eq!(stream.resolution(), Some((1280, 10)));
/// ```
pub fn set_resolution(&mut self, width: usize, height: usize) -> &mut Self {
if let Some(res) = &mut self.resolution {
@ -202,9 +197,7 @@ impl StreamInf {
/// let stream = StreamInf::new(20);
/// assert_eq!(stream.hdcp_level(), None);
/// ```
pub const fn hdcp_level(&self) -> Option<HdcpLevel> {
self.hdcp_level
}
pub const fn hdcp_level(&self) -> Option<HdcpLevel> { self.hdcp_level }
/// The HDCP level of the variant stream.
///
@ -259,20 +252,21 @@ impl FromStr for StreamInf {
for (key, value) in input.parse::<AttributePairs>()? {
match key.as_str() {
"BANDWIDTH" => bandwidth = Some(parse_u64(value)?),
"AVERAGE-BANDWIDTH" => average_bandwidth = Some(parse_u64(value)?),
"BANDWIDTH" => bandwidth = Some(value.parse::<u64>()?),
"AVERAGE-BANDWIDTH" => average_bandwidth = Some(value.parse::<u64>()?),
"CODECS" => codecs = Some(unquote(value)),
"RESOLUTION" => resolution = Some(value.parse()?),
"HDCP-LEVEL" => hdcp_level = Some(value.parse()?),
"VIDEO" => video = Some(unquote(value)),
_ => {
// [6.3.1. General Client Responsibilities]
// > ignore any attribute/value pair with an unrecognized AttributeName.
// > ignore any attribute/value pair with an unrecognized
// AttributeName.
}
}
}
let bandwidth = bandwidth.ok_or(Error::missing_value("BANDWIDTH"))?;
let bandwidth = bandwidth.ok_or_else(|| Error::missing_value("BANDWIDTH"))?;
Ok(Self {
bandwidth,
@ -284,3 +278,66 @@ impl FromStr for StreamInf {
})
}
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn test_display() {
let mut stream_inf = StreamInf::new(200);
stream_inf.set_average_bandwidth(Some(15));
stream_inf.set_codecs(Some("mp4a.40.2,avc1.4d401e"));
stream_inf.set_resolution(1920, 1080);
stream_inf.set_hdcp_level(Some(HdcpLevel::Type0));
stream_inf.set_video(Some("video"));
assert_eq!(
stream_inf.to_string(),
"BANDWIDTH=200,\
AVERAGE-BANDWIDTH=15,\
CODECS=\"mp4a.40.2,avc1.4d401e\",\
RESOLUTION=1920x1080,\
HDCP-LEVEL=TYPE-0,\
VIDEO=\"video\""
.to_string()
);
}
#[test]
fn test_parser() {
let mut stream_inf = StreamInf::new(200);
stream_inf.set_average_bandwidth(Some(15));
stream_inf.set_codecs(Some("mp4a.40.2,avc1.4d401e"));
stream_inf.set_resolution(1920, 1080);
stream_inf.set_hdcp_level(Some(HdcpLevel::Type0));
stream_inf.set_video(Some("video"));
assert_eq!(
stream_inf,
"BANDWIDTH=200,\
AVERAGE-BANDWIDTH=15,\
CODECS=\"mp4a.40.2,avc1.4d401e\",\
RESOLUTION=1920x1080,\
HDCP-LEVEL=TYPE-0,\
VIDEO=\"video\""
.parse()
.unwrap()
);
assert_eq!(
stream_inf,
"BANDWIDTH=200,\
AVERAGE-BANDWIDTH=15,\
CODECS=\"mp4a.40.2,avc1.4d401e\",\
RESOLUTION=1920x1080,\
HDCP-LEVEL=TYPE-0,\
VIDEO=\"video\",\
UNKNOWN=\"value\""
.parse()
.unwrap()
);
assert!("garbage".parse::<StreamInf>().is_err());
}
}

49
src/utils.rs
View file

@ -1,5 +1,26 @@
use crate::Error;
macro_rules! impl_from {
( $($( $type:tt ),* => $target:path ),* ) => {
use ::core::convert::From;
$( // repeat $target
$( // repeat $type
impl From<$type> for $target {
fn from(value: $type) -> Self {
Self::from_f64_unchecked(value.into())
}
}
)*
)*
};
}
impl_from![
u8, u16, u32 => crate::types::DecimalFloatingPoint,
u8, i8, u16, i16, u32, i32, f32, f64 => crate::types::SignedDecimalFloatingPoint
];
pub(crate) fn parse_yes_or_no<T: AsRef<str>>(s: T) -> crate::Result<bool> {
match s.as_ref() {
"YES" => Ok(true),
@ -8,11 +29,6 @@ pub(crate) fn parse_yes_or_no<T: AsRef<str>>(s: T) -> crate::Result<bool> {
}
}
pub(crate) fn parse_u64<T: AsRef<str>>(s: T) -> crate::Result<u64> {
let n = s.as_ref().parse().map_err(Error::unknown)?; // TODO: Error::number
Ok(n)
}
/// According to the documentation the following characters are forbidden
/// inside a quoted string:
/// - carriage return (`\r`)
@ -31,17 +47,17 @@ pub(crate) fn unquote<T: ToString>(value: T) -> String {
/// Puts a string inside quotes.
pub(crate) fn quote<T: ToString>(value: T) -> String {
// the replace is for the case, that quote is called on an already quoted string, which could
// cause problems!
// the replace is for the case, that quote is called on an already quoted
// string, which could cause problems!
format!("\"{}\"", value.to_string().replace("\"", ""))
}
/// Checks, if the given tag is at the start of the input. If this is the case, it will remove it
/// and return the rest of the input.
/// Checks, if the given tag is at the start of the input. If this is the case,
/// it will remove it and return the rest of the input.
///
/// # Error
/// This function will return `Error::MissingTag`, if the input doesn't start with the tag, that
/// has been passed to this function.
/// This function will return `Error::MissingTag`, if the input doesn't start
/// with the tag, that has been passed to this function.
pub(crate) fn tag<T>(input: &str, tag: T) -> crate::Result<&str>
where
T: AsRef<str>,
@ -61,14 +77,7 @@ mod tests {
fn test_parse_yes_or_no() {
assert!(parse_yes_or_no("YES").unwrap());
assert!(!parse_yes_or_no("NO").unwrap());
// TODO: test for error
}
#[test]
fn test_parse_u64() {
assert_eq!(parse_u64("1").unwrap(), 1);
assert_eq!(parse_u64("25").unwrap(), 25);
// TODO: test for error
assert!(parse_yes_or_no("garbage").is_err());
}
#[test]
@ -99,5 +108,7 @@ mod tests {
let input = tag(input, "A").unwrap();
assert_eq!(input, "SampleString");
assert!(tag(input, "B").is_err());
}
}