mirror of
https://gitlab.freedesktop.org/gstreamer/gst-plugins-rs.git
synced 2024-11-30 07:20:59 +00:00
457 lines
13 KiB
HTML
457 lines
13 KiB
HTML
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<!doctype html>
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<html lang="en">
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<title>GstWebRTC API</title>
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<style>
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body {
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background-color: #3a3f44;
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color: #c8c8c8;
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}
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section {
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border-top: 2px solid #272b30;
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}
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main {
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border-bottom: 2px solid #272b30;
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padding-bottom: 1em;
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}
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.button {
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cursor: pointer;
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border-radius: 10px;
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user-select: none;
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}
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.button:disabled {
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cursor: default;
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}
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button.button {
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box-shadow: 4px 4px 14px 1px #272b30;
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border: none;
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}
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.spinner {
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display: inline-block;
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position: absolute;
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width: 80px;
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height: 80px;
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}
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.spinner>div {
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box-sizing: border-box;
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display: block;
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position: absolute;
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width: 64px;
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height: 64px;
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margin: 8px;
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border: 8px solid #fff;
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border-radius: 50%;
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animation: spinner 1.2s cubic-bezier(0.5, 0, 0.5, 1) infinite;
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border-color: #fff transparent transparent transparent;
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}
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.spinner div:nth-child(1) {
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animation-delay: -0.45s;
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}
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.spinner div:nth-child(2) {
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animation-delay: -0.3s;
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}
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.spinner div:nth-child(3) {
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animation-delay: -0.15s;
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}
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@keyframes spinner {
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0% {
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transform: rotate(0deg);
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}
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100% {
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transform: rotate(360deg);
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}
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}
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video:focus-visible,
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video:focus {
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outline: none;
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}
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div.video {
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position: relative;
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display: inline-block;
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margin: 1em;
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}
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div.video>div.fullscreen {
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position: absolute;
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top: 0;
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right: 0;
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width: 2.6em;
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height: 2.6em;
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}
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div.video>div.fullscreen>span {
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position: absolute;
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top: 0.3em;
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right: 0.4em;
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font-size: 1.5em;
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font-weight: bolder;
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cursor: pointer;
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user-select: none;
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display: none;
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text-shadow: 1px 1px 4px #272b30;
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}
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div.video>video {
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width: 320px;
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height: 240px;
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background-color: #202020;
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border-radius: 15px;
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box-shadow: 4px 4px 14px 1px #272b30;
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}
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div.video>.spinner {
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top: 80px;
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left: 120px;
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}
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#capture {
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padding-top: 1.2em;
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}
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#capture>.button {
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vertical-align: top;
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margin-top: 1.5em;
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margin-left: 1em;
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background-color: #98d35e;
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width: 5em;
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height: 5em;
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}
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#capture>.client-id {
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display: block;
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}
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#capture>.client-id::before {
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content: "Client ID:";
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margin-right: 0.5em;
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}
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#capture.has-session>.button {
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background-color: #e36868;
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}
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#capture>.button::after {
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content: "Start Capture";
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}
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#capture.has-session>.button::after {
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content: "Stop Capture";
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}
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#capture .spinner {
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display: none;
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}
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#capture.starting .spinner {
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display: inline-block;
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}
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#remote-streams {
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list-style: none;
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padding-left: 1em;
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}
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#remote-streams>li .button::before {
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content: "\2799";
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padding-right: 0.2em;
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}
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#remote-streams>li.has-session .button::before {
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content: "\2798";
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}
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#remote-streams>li div.video {
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display: none;
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}
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#remote-streams>li.has-session div.video {
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display: inline-block;
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}
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#remote-streams>li.streaming .spinner {
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display: none;
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}
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#remote-streams>li.streaming>div.video>div.fullscreen:hover>span {
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display: block;
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}
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#remote-streams .remote-control {
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display: none;
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position: absolute;
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top: 0.2em;
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left: 0.3em;
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font-size: 1.8em;
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font-weight: bolder;
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animation: blink 1s ease-in-out infinite alternate;
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text-shadow: 1px 1px 4px #272b30;
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}
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@keyframes blink {
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to {
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opacity: 0;
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}
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}
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#remote-streams>li.streaming.has-remote-control .remote-control {
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display: block;
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}
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#remote-streams>li.streaming.has-remote-control>div.video>video {
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width: 640px;
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height: 480px;
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}
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</style>
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<script>
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const signalingProtocol = window.location.protocol.startsWith("https") ? "wss" : "ws";
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window.gstWebRTCConfig = {
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meta: { name: `WebClient-${Date.now()}` },
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signalingServerUrl: `${signalingProtocol}://${window.location.host}/webrtc`
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};
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function initCapture() {
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const captureSection = document.getElementById("capture");
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const clientIdElement = captureSection.querySelector(".client-id");
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const videoElement = captureSection.getElementsByTagName("video")[0];
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const listener = {
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connected: function(clientId) { clientIdElement.textContent = clientId; },
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disconnected: function() { clientIdElement.textContent = "none"; }
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};
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gstWebRTCAPI.registerConnectionListener(listener);
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document.getElementById("capture-button").addEventListener("click", (event) => {
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event.preventDefault();
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if (captureSection._producerSession) {
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captureSection._producerSession.close();
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} else if (!captureSection.classList.contains("starting")) {
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captureSection.classList.add("starting");
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const constraints = {
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video: { width: 1280, height: 720 }
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};
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navigator.mediaDevices.getUserMedia(constraints).then((stream) => {
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const session = gstWebRTCAPI.createProducerSession(stream);
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if (session) {
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captureSection._producerSession = session;
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session.addEventListener("error", (event) => {
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if (captureSection._producerSession === session) {
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console.error(event.message, event.error);
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}
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});
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session.addEventListener("closed", () => {
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if (captureSection._producerSession === session) {
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videoElement.pause();
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videoElement.srcObject = null;
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captureSection.classList.remove("has-session", "starting");
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delete captureSection._producerSession;
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}
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});
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session.addEventListener("stateChanged", (event) => {
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if ((captureSection._producerSession === session) &&
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(event.target.state === gstWebRTCAPI.SessionState.streaming)) {
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videoElement.srcObject = stream;
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videoElement.play().catch(() => {});
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captureSection.classList.remove("starting");
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}
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});
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session.addEventListener("clientConsumerAdded", (event) => {
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if (captureSection._producerSession === session) {
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console.info(`client consumer added: ${event.detail.peerId}`);
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}
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});
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session.addEventListener("clientConsumerRemoved", (event) => {
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if (captureSection._producerSession === session) {
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console.info(`client consumer removed: ${event.detail.peerId}`);
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}
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});
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captureSection.classList.add("has-session");
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session.start();
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} else {
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for (const track of stream.getTracks()) {
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track.stop();
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}
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captureSection.classList.remove("starting");
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}
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}).catch((error) => {
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console.error("cannot have access to webcam and microphone", error);
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captureSection.classList.remove("starting");
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});
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}
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});
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}
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function initRemoteStreams() {
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const remoteStreamsElement = document.getElementById("remote-streams");
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const listener = {
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producerAdded: function(producer) {
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const producerId = producer.id
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if (!document.getElementById(producerId)) {
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remoteStreamsElement.insertAdjacentHTML("beforeend",
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`<li id="${producerId}">
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<div class="button">${producer.meta.name || producerId}</div>
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<div class="video">
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<div class="spinner">
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<div></div>
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<div></div>
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<div></div>
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<div></div>
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</div>
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<span class="remote-control">©</span>
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<video></video>
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<div class="fullscreen"><span title="Toggle fullscreen">▢</span></div>
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</div>
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</li>`);
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const entryElement = document.getElementById(producerId);
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const videoElement = entryElement.getElementsByTagName("video")[0];
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videoElement.addEventListener("playing", () => {
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if (entryElement.classList.contains("has-session")) {
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entryElement.classList.add("streaming");
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}
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});
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entryElement.addEventListener("click", (event) => {
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event.preventDefault();
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if (!event.target.classList.contains("button")) {
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return;
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}
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if (entryElement._consumerSession) {
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entryElement._consumerSession.close();
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} else {
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const session = gstWebRTCAPI.createConsumerSession(producerId);
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if (session) {
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entryElement._consumerSession = session;
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session.addEventListener("error", (event) => {
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if (entryElement._consumerSession === session) {
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console.error(event.message, event.error);
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}
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});
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session.addEventListener("closed", () => {
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if (entryElement._consumerSession === session) {
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videoElement.pause();
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videoElement.srcObject = null;
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entryElement.classList.remove("has-session", "streaming", "has-remote-control");
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delete entryElement._consumerSession;
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}
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});
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session.addEventListener("streamsChanged", () => {
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if (entryElement._consumerSession === session) {
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const streams = session.streams;
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if (streams.length > 0) {
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videoElement.srcObject = streams[0];
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videoElement.play().catch(() => {});
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}
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}
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});
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session.addEventListener("remoteControllerChanged", () => {
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if (entryElement._consumerSession === session) {
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const remoteController = session.remoteController;
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if (remoteController) {
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entryElement.classList.add("has-remote-control");
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remoteController.attachVideoElement(videoElement);
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} else {
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entryElement.classList.remove("has-remote-control");
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}
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}
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});
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entryElement.classList.add("has-session");
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session.connect();
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}
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}
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});
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}
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},
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producerRemoved: function(producer) {
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const element = document.getElementById(producer.id);
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if (element) {
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if (element._consumerSession) {
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element._consumerSession.close();
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}
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element.remove();
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}
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}
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};
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gstWebRTCAPI.registerProducersListener(listener);
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for (const producer of gstWebRTCAPI.getAvailableProducers()) {
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listener.producerAdded(producer);
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}
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}
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|
|
|
||
|
|
window.addEventListener("DOMContentLoaded", () => {
|
||
|
|
document.addEventListener("click", (event) => {
|
||
|
|
if (event.target.matches("div.video>div.fullscreen:hover>span")) {
|
||
|
|
event.preventDefault();
|
||
|
|
event.target.parentNode.previousElementSibling.requestFullscreen();
|
||
|
|
}
|
||
|
|
});
|
||
|
|
|
||
|
|
initCapture();
|
||
|
|
initRemoteStreams();
|
||
|
|
});
|
||
|
|
</script>
|
||
|
|
</head>
|
||
|
|
|
||
|
|
<body>
|
||
|
|
<header>
|
||
|
|
<h1>GstWebRTC API</h1>
|
||
|
|
</header>
|
||
|
|
<main>
|
||
|
|
<section id="capture">
|
||
|
|
<span class="client-id">none</span>
|
||
|
|
<button class="button" id="capture-button"></button>
|
||
|
|
<div class="video">
|
||
|
|
<div class="spinner">
|
||
|
|
<div></div>
|
||
|
|
<div></div>
|
||
|
|
<div></div>
|
||
|
|
<div></div>
|
||
|
|
</div>
|
||
|
|
<video></video>
|
||
|
|
</div>
|
||
|
|
</section>
|
||
|
|
<section>
|
||
|
|
<h1>Remote Streams</h1>
|
||
|
|
<ul id="remote-streams"></ul>
|
||
|
|
</section>
|
||
|
|
</main>
|
||
|
|
</body>
|
||
|
|
|
||
|
|
</html>
|