mirror of
https://github.com/jellyfin/jellyfin-web.git
synced 2024-11-18 11:28:23 -07:00
521 lines
15 KiB
JavaScript
521 lines
15 KiB
JavaScript
define(['browser'], function (browser) {
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function canPlayH264() {
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var v = document.createElement('video');
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return !!(v.canPlayType && v.canPlayType('video/mp4; codecs="avc1.42E01E, mp4a.40.2"').replace(/no/, ''));
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}
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var _supportsTextTracks;
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function supportsTextTracks() {
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if (_supportsTextTracks == null) {
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_supportsTextTracks = document.createElement('video').textTracks != null;
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}
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// For now, until ready
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return _supportsTextTracks;
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}
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var _canPlayHls;
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function canPlayHls(src) {
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if (_canPlayHls == null) {
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_canPlayHls = canPlayNativeHls() || canPlayHlsWithMSE();
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}
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return _canPlayHls;
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}
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function canPlayNativeHls() {
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var media = document.createElement('video');
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if (media.canPlayType('application/x-mpegURL').replace(/no/, '') ||
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media.canPlayType('application/vnd.apple.mpegURL').replace(/no/, '')) {
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return true;
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}
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return false;
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}
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function canPlayHlsWithMSE() {
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if (window.MediaSource != null && !browser.firefox) {
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// text tracks don’t work with this in firefox
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return true;
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}
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return false;
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}
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function canPlayAudioFormat(format) {
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var typeString;
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if (format == 'opus') {
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typeString = 'audio/ogg; codecs="opus"';
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if (document.createElement('audio').canPlayType(typeString).replace(/no/, '')) {
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return true;
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}
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return false;
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}
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if (format == 'webma') {
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typeString = 'audio/webm';
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} else {
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typeString = 'audio/' + format;
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}
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if (document.createElement('audio').canPlayType(typeString).replace(/no/, '')) {
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return true;
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}
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return false;
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}
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function testCanPlayMkv() {
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// Unfortunately there's no real way to detect mkv support
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if (browser.chrome) {
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var userAgent = navigator.userAgent.toLowerCase();
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// Not supported on opera tv
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if (browser.operaTv) {
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return false;
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}
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// Filter out browsers based on chromium that don't support mkv
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if (userAgent.indexOf('vivaldi') != -1 || userAgent.indexOf('opera') != -1) {
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return false;
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}
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return true;
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}
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if (browser.tizen) {
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return true;
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}
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return false;
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}
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function testCanPlayTs() {
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return browser.tizen || browser.web0s;
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}
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function getDirectPlayProfileForVideoContainer(container) {
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var supported = false;
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switch (container) {
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case '3gp':
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case 'avi':
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case 'asf':
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case 'flv':
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case 'mpg':
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case 'mpeg':
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case 'mts':
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case 'trp':
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case 'vob':
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case 'vro':
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supported = browser.tizen;
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break;
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case 'm2ts':
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case 'wmv':
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supported = browser.tizen || browser.web0s;
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break;
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case 'ts':
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supported = browser.tizen || browser.web0s;
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if (supported) {
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return {
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Container: 'ts,mpegts',
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Type: 'Video'
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};
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}
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break;
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default:
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break;
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}
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if (!supported) {
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return null;
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}
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return {
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Container: container,
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Type: 'Video'
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};
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}
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function getMaxBitrate() {
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// 10mbps
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if (browser.xboxOne) {
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return 10000000;
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}
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var userAgent = navigator.userAgent.toLowerCase();
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if (browser.tizen) {
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// 2015 models
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if (userAgent.indexOf('tizen 2.3') != -1) {
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return 20000000;
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}
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// 2016 models
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return 40000000;
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}
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return 100000000;
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}
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return function (options) {
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options = options || {};
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var physicalAudioChannels = options.audioChannels || 2;
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var bitrateSetting = getMaxBitrate();
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var videoTestElement = document.createElement('video');
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var canPlayWebm = videoTestElement.canPlayType('video/webm').replace(/no/, '');
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var canPlayMkv = testCanPlayMkv();
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var canPlayTs = testCanPlayTs();
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var profile = {};
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profile.MaxStreamingBitrate = bitrateSetting;
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profile.MaxStaticBitrate = 100000000;
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profile.MusicStreamingTranscodingBitrate = Math.min(bitrateSetting, 192000);
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profile.DirectPlayProfiles = [];
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var videoAudioCodecs = [];
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var hlsVideoAudioCodecs = [];
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var supportsMp3VideoAudio = videoTestElement.canPlayType('video/mp4; codecs="avc1.640029, mp4a.69"').replace(/no/, '') ||
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videoTestElement.canPlayType('video/mp4; codecs="avc1.640029, mp4a.6B"').replace(/no/, '');
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// Only put mp3 first if mkv support is there
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// Otherwise with HLS and mp3 audio we're seeing some browsers
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if (videoTestElement.canPlayType('audio/mp4; codecs="ac-3"').replace(/no/, '')) {
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// safari is lying
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if (!browser.safari) {
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videoAudioCodecs.push('ac3');
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// This works in edge desktop, but not mobile
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if (!browser.edge || !browser.mobile) {
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hlsVideoAudioCodecs.push('ac3');
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}
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}
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}
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var mp3Added = false;
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if (canPlayMkv || canPlayTs) {
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if (supportsMp3VideoAudio && !browser.tizen) {
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mp3Added = true;
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videoAudioCodecs.push('mp3');
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hlsVideoAudioCodecs.push('mp3');
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}
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}
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if (videoTestElement.canPlayType('video/mp4; codecs="avc1.640029, mp4a.40.2"').replace(/no/, '')) {
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videoAudioCodecs.push('aac');
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hlsVideoAudioCodecs.push('aac');
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}
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if (!mp3Added && supportsMp3VideoAudio) {
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videoAudioCodecs.push('mp3');
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hlsVideoAudioCodecs.push('mp3');
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}
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if (canPlayH264()) {
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profile.DirectPlayProfiles.push({
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Container: 'mp4,m4v',
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Type: 'Video',
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VideoCodec: 'h264',
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AudioCodec: videoAudioCodecs.join(',')
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});
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}
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if (canPlayMkv) {
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profile.DirectPlayProfiles.push({
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Container: 'mkv,mov',
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Type: 'Video',
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VideoCodec: 'h264',
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AudioCodec: videoAudioCodecs.join(',')
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});
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}
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// These are formats we can't test for but some devices will support
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['m2ts', 'wmv', 'ts'].map(getDirectPlayProfileForVideoContainer).filter(function (i) {
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return i != null;
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}).forEach(function (i) {
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profile.DirectPlayProfiles.push(i);
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});
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['opus', 'mp3', 'aac', 'flac', 'webma'].filter(canPlayAudioFormat).forEach(function (audioFormat) {
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profile.DirectPlayProfiles.push({
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Container: audioFormat == 'webma' ? 'webma,webm' : audioFormat,
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Type: 'Audio'
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});
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// aac also appears in the m4a container
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if (audioFormat == 'aac') {
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profile.DirectPlayProfiles.push({
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Container: 'm4a',
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AudioCodec: audioFormat,
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Type: 'Audio'
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});
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}
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});
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if (canPlayWebm) {
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profile.DirectPlayProfiles.push({
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Container: 'webm',
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Type: 'Video'
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});
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}
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profile.TranscodingProfiles = [];
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['opus', 'mp3', 'aac'].filter(canPlayAudioFormat).forEach(function (audioFormat) {
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profile.TranscodingProfiles.push({
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Container: audioFormat,
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Type: 'Audio',
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AudioCodec: audioFormat,
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Context: 'Streaming',
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Protocol: 'http'
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});
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profile.TranscodingProfiles.push({
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Container: audioFormat,
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Type: 'Audio',
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AudioCodec: audioFormat,
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Context: 'Static',
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Protocol: 'http'
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});
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});
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// Can't use mkv on mobile because we have to use the native player controls and they won't be able to seek it
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if (canPlayMkv && options.supportsCustomSeeking) {
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profile.TranscodingProfiles.push({
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Container: 'mkv',
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Type: 'Video',
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AudioCodec: videoAudioCodecs.join(','),
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VideoCodec: 'h264',
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Context: 'Streaming',
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CopyTimestamps: true
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});
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}
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if (canPlayTs && options.supportsCustomSeeking) {
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profile.TranscodingProfiles.push({
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Container: 'ts',
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Type: 'Video',
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AudioCodec: videoAudioCodecs.join(','),
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VideoCodec: 'h264',
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Context: 'Streaming',
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CopyTimestamps: true,
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// If audio transcoding is needed, limit channels to number of physical audio channels
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// Trying to transcode to 5 channels when there are only 2 speakers generally does not sound good
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MaxAudioChannels: physicalAudioChannels.toString()
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});
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}
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if (canPlayHls()) {
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profile.TranscodingProfiles.push({
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Container: 'ts',
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Type: 'Video',
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AudioCodec: hlsVideoAudioCodecs.join(','),
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VideoCodec: 'h264',
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Context: 'Streaming',
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Protocol: 'hls'
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});
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}
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// Put mp4 ahead of webm
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if (browser.firefox) {
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profile.TranscodingProfiles.push({
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Container: 'mp4',
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Type: 'Video',
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AudioCodec: videoAudioCodecs.join(','),
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VideoCodec: 'h264',
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Context: 'Streaming',
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Protocol: 'http'
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// Edit: Can't use this in firefox because we're seeing situations of no sound when downmixing from 6 channel to 2
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//MaxAudioChannels: physicalAudioChannels.toString()
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});
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}
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if (canPlayWebm) {
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profile.TranscodingProfiles.push({
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Container: 'webm',
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Type: 'Video',
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AudioCodec: 'vorbis',
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VideoCodec: 'vpx',
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Context: 'Streaming',
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Protocol: 'http',
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// If audio transcoding is needed, limit channels to number of physical audio channels
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// Trying to transcode to 5 channels when there are only 2 speakers generally does not sound good
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MaxAudioChannels: physicalAudioChannels.toString()
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});
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}
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profile.TranscodingProfiles.push({
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Container: 'mp4',
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Type: 'Video',
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AudioCodec: videoAudioCodecs.join(','),
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VideoCodec: 'h264',
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Context: 'Streaming',
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Protocol: 'http',
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// If audio transcoding is needed, limit channels to number of physical audio channels
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// Trying to transcode to 5 channels when there are only 2 speakers generally does not sound good
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MaxAudioChannels: physicalAudioChannels.toString()
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});
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profile.TranscodingProfiles.push({
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Container: 'mp4',
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Type: 'Video',
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AudioCodec: videoAudioCodecs.join(','),
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VideoCodec: 'h264',
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Context: 'Static',
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Protocol: 'http'
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});
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profile.ContainerProfiles = [];
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profile.CodecProfiles = [];
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profile.CodecProfiles.push({
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Type: 'Audio',
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Conditions: [{
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Condition: 'LessThanEqual',
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Property: 'AudioChannels',
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Value: '2'
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}]
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});
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var videoAudioChannels = '6';
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// Handle he-aac not supported
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if (!videoTestElement.canPlayType('video/mp4; codecs="avc1.640029, mp4a.40.5"').replace(/no/, '')) {
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profile.CodecProfiles.push({
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Type: 'VideoAudio',
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Codec: 'aac',
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Conditions: [
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{
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Condition: 'NotEquals',
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Property: 'AudioProfile',
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Value: 'HE-AAC'
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},
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{
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Condition: 'LessThanEqual',
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Property: 'AudioChannels',
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Value: videoAudioChannels
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},
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{
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Condition: 'LessThanEqual',
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Property: 'AudioBitrate',
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Value: '128000'
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},
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{
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Condition: 'Equals',
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Property: 'IsSecondaryAudio',
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Value: 'false',
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IsRequired: 'false'
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}
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]
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});
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}
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profile.CodecProfiles.push({
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Type: 'VideoAudio',
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Conditions: [
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{
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Condition: 'LessThanEqual',
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Property: 'AudioChannels',
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Value: videoAudioChannels
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},
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{
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Condition: 'Equals',
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Property: 'IsSecondaryAudio',
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Value: 'false',
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IsRequired: 'false'
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}
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]
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});
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var maxLevel = '41';
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if (browser.chrome && !browser.mobile) {
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maxLevel = '51';
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}
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profile.CodecProfiles.push({
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Type: 'Video',
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Codec: 'h264',
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Conditions: [
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{
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Condition: 'NotEquals',
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Property: 'IsAnamorphic',
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Value: 'true',
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IsRequired: false
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},
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{
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Condition: 'EqualsAny',
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Property: 'VideoProfile',
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Value: 'high|main|baseline|constrained baseline'
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},
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{
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Condition: 'LessThanEqual',
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Property: 'VideoLevel',
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Value: maxLevel
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}]
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});
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profile.CodecProfiles.push({
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Type: 'Video',
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Codec: 'vpx',
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Conditions: [
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{
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Condition: 'NotEquals',
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Property: 'IsAnamorphic',
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Value: 'true',
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IsRequired: false
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}]
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});
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// Subtitle profiles
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// External vtt or burn in
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profile.SubtitleProfiles = [];
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if (supportsTextTracks()) {
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profile.SubtitleProfiles.push({
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Format: 'vtt',
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Method: 'External'
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});
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}
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profile.ResponseProfiles = [];
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profile.ResponseProfiles.push({
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Type: 'Video',
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Container: 'm4v',
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MimeType: 'video/mp4'
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});
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profile.ResponseProfiles.push({
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Type: 'Video',
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Container: 'mov',
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MimeType: 'video/webm'
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});
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return profile;
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};
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}); |