143 lines
4.7 KiB
JavaScript
143 lines
4.7 KiB
JavaScript
Object.defineProperty(TimeRanges.prototype, "polymnyVideoAsArray", {
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get: function() {
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var ret = [];
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for (var i = 0; i < this.length; i++) {
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ret.push({start: this.start(i), end: this.end(i)});
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}
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return ret;
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}
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});
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Object.defineProperty(HTMLElement.prototype, "polymnyVideoDocument", {
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get: function() {
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return document;
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}
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});
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const PolymnyVideo = (function() {
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const PolymnyVideo = {};
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PolymnyVideo.embed = function(options) {
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if (!(options.node instanceof HTMLElement)) {
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throw new Error("options.node must be an HTMLElement");
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}
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if (typeof options.url !== "string" && ! (options.url instanceof String)) {
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throw new Error("options.url must be a string");
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}
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options.flags = options;
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options.width = window.innerWidth;
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options.height = window.innerHeight;
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const app = Elm.Examples.Embed.init(options);
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PolymnyVideo.setup(app);
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};
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PolymnyVideo.setup = function(app) {
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let hls;
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app.ports.polymnyVideoInit.subscribe(function(arg) {
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requestAnimationFrame(function() {
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const video = document.getElementById(arg[0]);
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if (Hls.isSupported()) {
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hls = new Hls();
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window.hls = hls;
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hls.loadSource(arg[1]);
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hls.on(Hls.Events.MANIFEST_PARSED, function(event, data) {
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const availableQualities = hls.levels.map((l) => l.height);
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availableQualities.unshift(0);
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app.ports.polymnyVideoNowHasQualities.send(availableQualities);
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});
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hls.on(Hls.Events.LEVEL_SWITCHED, function(event, data) {
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app.ports.polymnyVideoNowHasQuality.send({
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auto: hls.autoLevelEnabled,
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height: hls.levels[data.level].height
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});
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})
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hls.on(Hls.Events.SUBTITLE_TRACKS_UPDATED, function(event, data) {
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app.ports.polymnyVideoNowHasSubtitles.send(data.subtitleTracks);
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});
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hls.on(Hls.Events.SUBTITLE_TRACK_SWITCH, function(event, data) {
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app.ports.polymnyVideoNowHasSubtitleTrack.send(data.id === -1 ? null : hls.subtitleTracks[data.id]);
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});
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hls.attachMedia(video);
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} else if (video.canPlayType('application/vnd.apple.mpegurl')) {
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video.src = arg[1];
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}
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if (arg[2]) {
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video.play();
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}
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});
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});
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app.ports.polymnyVideoPlayPause.subscribe(function(arg) {
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const video = document.getElementById(arg);
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if (video.paused) {
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video.play();
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} else {
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video.pause();
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}
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});
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app.ports.polymnyVideoSeek.subscribe(function(arg) {
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const video = document.getElementById(arg[0]);
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video.currentTime = arg[1];
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});
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app.ports.polymnyVideoRequestFullscreen.subscribe(function(arg) {
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document.getElementById(arg + '-full').requestFullscreen();
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});
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app.ports.polymnyVideoExitFullscreen.subscribe(function(arg) {
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document.exitFullscreen();
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});
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app.ports.polymnyVideoSetPlaybackRate.subscribe(function(arg) {
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const video = document.getElementById(arg[0]);
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video.playbackRate = arg[1];
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});
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app.ports.polymnyVideoSetQuality.subscribe(function(arg) {
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var old = hls.currentLevel;
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if (arg[1].auto) {
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hls.currentLevel = -1;
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} else {
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hls.levels.forEach((level, levelIndex) => {
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if (level.height === arg[1].height) {
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hls.currentLevel = levelIndex;
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}
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});
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}
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if (old === hls.currentLevel) {
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app.ports.polymnyVideoNowHasQuality.send({
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auto: hls.autoLevelEnabled,
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height: hls.currentLevel === -1 ? 0 : hls.levels[hls.currentLevel].height
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});
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}
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});
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app.ports.polymnyVideoSetVolume.subscribe(function(arg) {
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const video = document.getElementById(arg[0]);
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video.volume = arg[1].volume;
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video.muted = arg[1].muted;
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});
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app.ports.polymnyVideoSetSubtitleTrack.subscribe(function(arg) {
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hls.subtitleDisplay = arg[1] !== -1;
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hls.subtitleTrack = arg[1];
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});
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};
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return PolymnyVideo;
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})();
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