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Commit | Line | Data |
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c199c427 C |
1 | // FIXME: something weird with our path definition in tsconfig and typings |
2 | // @ts-ignore | |
3 | import * as videojs from 'video.js' | |
4 | ||
aa8b6df4 | 5 | import * as WebTorrent from 'webtorrent' |
09209296 C |
6 | import { renderVideo } from './video-renderer' |
7 | import { LoadedQualityData, PlayerNetworkInfo, VideoJSComponentInterface, WebtorrentPluginOptions } from '../peertube-videojs-typings' | |
f0a39880 | 8 | import { getRtcConfig, timeToInt, videoFileMaxByResolution, videoFileMinByResolution } from '../utils' |
09209296 | 9 | import { PeertubeChunkStore } from './peertube-chunk-store' |
6cca7360 | 10 | import { |
7b3a99d5 | 11 | getAverageBandwidthInStore, |
6cca7360 | 12 | getStoredMute, |
7b3a99d5 | 13 | getStoredVolume, |
a73115f3 | 14 | getStoredWebTorrentEnabled, |
2adfc7ea | 15 | saveAverageBandwidth |
09209296 | 16 | } from '../peertube-player-local-storage' |
d7a25329 | 17 | import { VideoFile } from '@shared/models' |
be6a4802 | 18 | |
c199c427 C |
19 | const CacheChunkStore = require('cache-chunk-store') |
20 | ||
a73115f3 C |
21 | type PlayOptions = { |
22 | forcePlay?: boolean, | |
23 | seek?: number, | |
24 | delay?: number | |
25 | } | |
26 | ||
b7f1747d | 27 | const Plugin: VideoJSComponentInterface = videojs.getPlugin('plugin') |
2adfc7ea | 28 | class WebTorrentPlugin extends Plugin { |
c6352f2c | 29 | private readonly playerElement: HTMLVideoElement |
a8462c8e | 30 | |
c6352f2c | 31 | private readonly autoplay: boolean = false |
f37bad63 | 32 | private readonly startTime: number = 0 |
c6352f2c | 33 | private readonly savePlayerSrcFunction: Function |
a8462c8e | 34 | private readonly videoFiles: VideoFile[] |
a8462c8e C |
35 | private readonly videoDuration: number |
36 | private readonly CONSTANTS = { | |
37 | INFO_SCHEDULER: 1000, // Don't change this | |
38 | AUTO_QUALITY_SCHEDULER: 3000, // Check quality every 3 seconds | |
39 | AUTO_QUALITY_THRESHOLD_PERCENT: 30, // Bandwidth should be 30% more important than a resolution bitrate to change to it | |
7ee4a4af C |
40 | AUTO_QUALITY_OBSERVATION_TIME: 10000, // Wait 10 seconds after having change the resolution before another check |
41 | AUTO_QUALITY_HIGHER_RESOLUTION_DELAY: 5000, // Buffering higher resolution during 5 seconds | |
2adfc7ea | 42 | BANDWIDTH_AVERAGE_NUMBER_OF_VALUES: 5 // Last 5 seconds to build average bandwidth |
a8462c8e C |
43 | } |
44 | ||
b7f1747d C |
45 | private readonly webtorrent = new WebTorrent({ |
46 | tracker: { | |
09209296 | 47 | rtcConfig: getRtcConfig() |
b7f1747d C |
48 | }, |
49 | dht: false | |
50 | }) | |
51 | ||
a22bfc3e C |
52 | private player: any |
53 | private currentVideoFile: VideoFile | |
c199c427 | 54 | private torrent: WebTorrent.Torrent |
287918da | 55 | |
244b4ae3 B |
56 | private renderer: any |
57 | private fakeRenderer: any | |
3b019808 | 58 | private destroyingFakeRenderer = false |
287918da | 59 | |
7ee4a4af | 60 | private autoResolution = true |
2adfc7ea | 61 | private autoResolutionPossible = true |
7ee4a4af | 62 | private isAutoResolutionObservation = false |
64cc5e85 | 63 | private playerRefusedP2P = false |
7ee4a4af | 64 | |
244b4ae3 B |
65 | private torrentInfoInterval: any |
66 | private autoQualityInterval: any | |
244b4ae3 B |
67 | private addTorrentDelay: any |
68 | private qualityObservationTimer: any | |
69 | private runAutoQualitySchedulerTimer: any | |
a8462c8e C |
70 | |
71 | private downloadSpeeds: number[] = [] | |
a22bfc3e | 72 | |
2adfc7ea | 73 | constructor (player: videojs.Player, options: WebtorrentPluginOptions) { |
a22bfc3e C |
74 | super(player, options) |
75 | ||
f0a39880 C |
76 | this.startTime = timeToInt(options.startTime) |
77 | ||
e7eb5b39 C |
78 | // Disable auto play on iOS |
79 | this.autoplay = options.autoplay && this.isIOS() === false | |
ed638e53 | 80 | this.playerRefusedP2P = !getStoredWebTorrentEnabled() |
481d3596 | 81 | |
a22bfc3e | 82 | this.videoFiles = options.videoFiles |
3bcfff7f | 83 | this.videoDuration = options.videoDuration |
a22bfc3e | 84 | |
bf5685f0 | 85 | this.savePlayerSrcFunction = this.player.src |
a22bfc3e C |
86 | this.playerElement = options.playerElement |
87 | ||
88 | this.player.ready(() => { | |
3b019808 C |
89 | const playerOptions = this.player.options_ |
90 | ||
c6352f2c C |
91 | const volume = getStoredVolume() |
92 | if (volume !== undefined) this.player.volume(volume) | |
3b019808 C |
93 | |
94 | const muted = playerOptions.muted !== undefined ? playerOptions.muted : getStoredMute() | |
c6352f2c C |
95 | if (muted !== undefined) this.player.muted(muted) |
96 | ||
fe05c3ac C |
97 | this.player.duration(options.videoDuration) |
98 | ||
0dcf9a14 | 99 | this.initializePlayer() |
a22bfc3e | 100 | this.runTorrentInfoScheduler() |
6e46de09 | 101 | |
a8462c8e | 102 | this.player.one('play', () => { |
f37bad63 | 103 | // Don't run immediately scheduler, wait some seconds the TCP connections are made |
b335ccec | 104 | this.runAutoQualitySchedulerTimer = setTimeout(() => this.runAutoQualityScheduler(), this.CONSTANTS.AUTO_QUALITY_SCHEDULER) |
a8462c8e | 105 | }) |
a22bfc3e C |
106 | }) |
107 | } | |
108 | ||
109 | dispose () { | |
7ee4a4af C |
110 | clearTimeout(this.addTorrentDelay) |
111 | clearTimeout(this.qualityObservationTimer) | |
112 | clearTimeout(this.runAutoQualitySchedulerTimer) | |
113 | ||
3bcfff7f | 114 | clearInterval(this.torrentInfoInterval) |
a8462c8e | 115 | clearInterval(this.autoQualityInterval) |
3bcfff7f | 116 | |
a22bfc3e C |
117 | // Don't need to destroy renderer, video player will be destroyed |
118 | this.flushVideoFile(this.currentVideoFile, false) | |
054a103b C |
119 | |
120 | this.destroyFakeRenderer() | |
aa8b6df4 C |
121 | } |
122 | ||
09700934 C |
123 | getCurrentResolutionId () { |
124 | return this.currentVideoFile ? this.currentVideoFile.resolution.id : -1 | |
aa8b6df4 C |
125 | } |
126 | ||
3baf9be2 C |
127 | updateVideoFile ( |
128 | videoFile?: VideoFile, | |
129 | options: { | |
130 | forcePlay?: boolean, | |
131 | seek?: number, | |
132 | delay?: number | |
133 | } = {}, | |
134 | done: () => void = () => { /* empty */ } | |
135 | ) { | |
a8462c8e | 136 | // Automatically choose the adapted video file |
aa8b6df4 | 137 | if (videoFile === undefined) { |
7b3a99d5 | 138 | const savedAverageBandwidth = getAverageBandwidthInStore() |
a8462c8e C |
139 | videoFile = savedAverageBandwidth |
140 | ? this.getAppropriateFile(savedAverageBandwidth) | |
8eb8bc20 | 141 | : this.pickAverageVideoFile() |
aa8b6df4 C |
142 | } |
143 | ||
144 | // Don't add the same video file once again | |
a22bfc3e | 145 | if (this.currentVideoFile !== undefined && this.currentVideoFile.magnetUri === videoFile.magnetUri) { |
aa8b6df4 C |
146 | return |
147 | } | |
148 | ||
c6352f2c | 149 | // Do not display error to user because we will have multiple fallback |
bf5685f0 | 150 | this.disableErrorDisplay() |
1198a08c | 151 | |
b335ccec C |
152 | // Hack to "simulate" src link in video.js >= 6 |
153 | // Without this, we can't play the video after pausing it | |
154 | // https://github.com/videojs/video.js/blob/master/src/js/player.js#L1633 | |
bf5685f0 | 155 | this.player.src = () => true |
c6352f2c | 156 | const oldPlaybackRate = this.player.playbackRate() |
bf5685f0 | 157 | |
a22bfc3e C |
158 | const previousVideoFile = this.currentVideoFile |
159 | this.currentVideoFile = videoFile | |
aa8b6df4 | 160 | |
a73115f3 C |
161 | // Don't try on iOS that does not support MediaSource |
162 | // Or don't use P2P if webtorrent is disabled | |
163 | if (this.isIOS() || this.playerRefusedP2P) { | |
164 | return this.fallbackToHttp(options, () => { | |
165 | this.player.playbackRate(oldPlaybackRate) | |
166 | return done() | |
167 | }) | |
168 | } | |
169 | ||
3baf9be2 | 170 | this.addTorrent(this.currentVideoFile.magnetUri, previousVideoFile, options, () => { |
c6352f2c C |
171 | this.player.playbackRate(oldPlaybackRate) |
172 | return done() | |
173 | }) | |
a216c623 | 174 | |
2adfc7ea | 175 | this.changeQuality() |
3b6f205c | 176 | this.trigger('resolutionChange', { auto: this.autoResolution, resolutionId: this.currentVideoFile.resolution.id }) |
a216c623 C |
177 | } |
178 | ||
b335ccec C |
179 | updateResolution (resolutionId: number, delay = 0) { |
180 | // Remember player state | |
181 | const currentTime = this.player.currentTime() | |
182 | const isPaused = this.player.paused() | |
183 | ||
b335ccec C |
184 | // Hide bigPlayButton |
185 | if (!isPaused) { | |
186 | this.player.bigPlayButton.hide() | |
187 | } | |
188 | ||
3a149e9f C |
189 | // Audio-only (resolutionId === 0) gets special treatment |
190 | if (resolutionId === 0) { | |
5c7d6508 | 191 | // Audio-only: show poster, do not auto-hide controls |
192 | this.player.addClass('vjs-playing-audio-only-content') | |
193 | this.player.posterImage.show() | |
3a149e9f C |
194 | } else { |
195 | // Hide poster to have black background | |
196 | this.player.removeClass('vjs-playing-audio-only-content') | |
197 | this.player.posterImage.hide() | |
5c7d6508 | 198 | } |
199 | ||
b335ccec C |
200 | const newVideoFile = this.videoFiles.find(f => f.resolution.id === resolutionId) |
201 | const options = { | |
202 | forcePlay: false, | |
203 | delay, | |
204 | seek: currentTime + (delay / 1000) | |
205 | } | |
5c7d6508 | 206 | |
b335ccec C |
207 | this.updateVideoFile(newVideoFile, options) |
208 | } | |
209 | ||
210 | flushVideoFile (videoFile: VideoFile, destroyRenderer = true) { | |
211 | if (videoFile !== undefined && this.webtorrent.get(videoFile.magnetUri)) { | |
212 | if (destroyRenderer === true && this.renderer && this.renderer.destroy) this.renderer.destroy() | |
213 | ||
214 | this.webtorrent.remove(videoFile.magnetUri) | |
215 | console.log('Removed ' + videoFile.magnetUri) | |
216 | } | |
217 | } | |
218 | ||
b335ccec C |
219 | enableAutoResolution () { |
220 | this.autoResolution = true | |
3b6f205c | 221 | this.trigger('resolutionChange', { auto: this.autoResolution, resolutionId: this.getCurrentResolutionId() }) |
b335ccec C |
222 | } |
223 | ||
224 | disableAutoResolution (forbid = false) { | |
2adfc7ea | 225 | if (forbid === true) this.autoResolutionPossible = false |
b335ccec C |
226 | |
227 | this.autoResolution = false | |
3b6f205c C |
228 | this.trigger('autoResolutionChange', { possible: this.autoResolutionPossible }) |
229 | this.trigger('resolutionChange', { auto: this.autoResolution, resolutionId: this.getCurrentResolutionId() }) | |
b335ccec C |
230 | } |
231 | ||
232 | getTorrent () { | |
233 | return this.torrent | |
234 | } | |
235 | ||
aedf50d1 C |
236 | getCurrentVideoFile () { |
237 | return this.currentVideoFile | |
238 | } | |
239 | ||
b335ccec | 240 | private addTorrent ( |
3baf9be2 C |
241 | magnetOrTorrentUrl: string, |
242 | previousVideoFile: VideoFile, | |
a73115f3 | 243 | options: PlayOptions, |
3baf9be2 C |
244 | done: Function |
245 | ) { | |
a216c623 C |
246 | console.log('Adding ' + magnetOrTorrentUrl + '.') |
247 | ||
a8462c8e | 248 | const oldTorrent = this.torrent |
3baf9be2 | 249 | const torrentOptions = { |
85394ba2 C |
250 | // Don't use arrow function: it breaks webtorrent (that uses `new` keyword) |
251 | store: function (chunkLength: number, storeOpts: any) { | |
252 | return new CacheChunkStore(new PeertubeChunkStore(chunkLength, storeOpts), { | |
253 | max: 100 | |
254 | }) | |
255 | } | |
efda99c3 C |
256 | } |
257 | ||
b7f1747d | 258 | this.torrent = this.webtorrent.add(magnetOrTorrentUrl, torrentOptions, torrent => { |
a216c623 | 259 | console.log('Added ' + magnetOrTorrentUrl + '.') |
aa8b6df4 | 260 | |
a8462c8e | 261 | if (oldTorrent) { |
4a7591e1 | 262 | // Pause the old torrent |
b335ccec | 263 | this.stopTorrent(oldTorrent) |
6d272f39 C |
264 | |
265 | // We use a fake renderer so we download correct pieces of the next file | |
b335ccec | 266 | if (options.delay) this.renderFileInFakeElement(torrent.files[ 0 ], options.delay) |
a8462c8e | 267 | } |
aa8b6df4 | 268 | |
e7eb5b39 | 269 | // Render the video in a few seconds? (on resolution change for example, we wait some seconds of the new video resolution) |
7ee4a4af | 270 | this.addTorrentDelay = setTimeout(() => { |
b335ccec | 271 | // We don't need the fake renderer anymore |
054a103b | 272 | this.destroyFakeRenderer() |
6d272f39 | 273 | |
3baf9be2 C |
274 | const paused = this.player.paused() |
275 | ||
a8462c8e | 276 | this.flushVideoFile(previousVideoFile) |
0dcf9a14 | 277 | |
fe05c3ac C |
278 | // Update progress bar (just for the UI), do not wait rendering |
279 | if (options.seek) this.player.currentTime(options.seek) | |
280 | ||
3baf9be2 | 281 | const renderVideoOptions = { autoplay: false, controls: true } |
b335ccec | 282 | renderVideo(torrent.files[ 0 ], this.playerElement, renderVideoOptions, (err, renderer) => { |
a8462c8e | 283 | this.renderer = renderer |
aa8b6df4 | 284 | |
a73115f3 | 285 | if (err) return this.fallbackToHttp(options, done) |
3bcfff7f | 286 | |
c199c427 | 287 | return this.tryToPlay(err => { |
3baf9be2 | 288 | if (err) return done(err) |
a8462c8e | 289 | |
3baf9be2 C |
290 | if (options.seek) this.seek(options.seek) |
291 | if (options.forcePlay === false && paused === true) this.player.pause() | |
8244e187 | 292 | |
a73115f3 | 293 | return done() |
3baf9be2 | 294 | }) |
a8462c8e | 295 | }) |
3baf9be2 | 296 | }, options.delay || 0) |
aa8b6df4 C |
297 | }) |
298 | ||
244b4ae3 | 299 | this.torrent.on('error', (err: any) => console.error(err)) |
a216c623 | 300 | |
a22bfc3e | 301 | this.torrent.on('warning', (err: any) => { |
a96aed15 | 302 | // We don't support HTTP tracker but we don't care -> we use the web socket tracker |
531ab5b6 | 303 | if (err.message.indexOf('Unsupported tracker protocol') !== -1) return |
a216c623 | 304 | |
7dbdc3ba C |
305 | // Users don't care about issues with WebRTC, but developers do so log it in the console |
306 | if (err.message.indexOf('Ice connection failed') !== -1) { | |
332e7032 | 307 | console.log(err) |
7dbdc3ba C |
308 | return |
309 | } | |
a96aed15 | 310 | |
a216c623 C |
311 | // Magnet hash is not up to date with the torrent file, add directly the torrent file |
312 | if (err.message.indexOf('incorrect info hash') !== -1) { | |
313 | console.error('Incorrect info hash detected, falling back to torrent file.') | |
1f6824c9 | 314 | const newOptions = { forcePlay: true, seek: options.seek } |
b335ccec | 315 | return this.addTorrent(this.torrent[ 'xs' ], previousVideoFile, newOptions, done) |
a216c623 C |
316 | } |
317 | ||
6d88de72 | 318 | // Remote instance is down |
0f7fedc3 | 319 | if (err.message.indexOf('from xs param') !== -1) { |
6d88de72 C |
320 | this.handleError(err) |
321 | } | |
322 | ||
323 | console.warn(err) | |
a96aed15 | 324 | }) |
aa8b6df4 C |
325 | } |
326 | ||
c199c427 | 327 | private tryToPlay (done?: (err?: Error) => void) { |
80109b2d | 328 | if (!done) done = function () { /* empty */ } |
1fad099d | 329 | |
80109b2d C |
330 | const playPromise = this.player.play() |
331 | if (playPromise !== undefined) { | |
332 | return playPromise.then(done) | |
244b4ae3 | 333 | .catch((err: Error) => { |
70b40c2e C |
334 | if (err.message.indexOf('The play() request was interrupted by a call to pause()') !== -1) { |
335 | return | |
336 | } | |
337 | ||
80109b2d C |
338 | console.error(err) |
339 | this.player.pause() | |
340 | this.player.posterImage.show() | |
341 | this.player.removeClass('vjs-has-autoplay') | |
91d95589 | 342 | this.player.removeClass('vjs-has-big-play-button-clicked') |
5c7d6508 | 343 | this.player.removeClass('vjs-playing-audio-only-content') |
80109b2d C |
344 | |
345 | return done() | |
346 | }) | |
347 | } | |
348 | ||
349 | return done() | |
350 | } | |
351 | ||
f37bad63 C |
352 | private seek (time: number) { |
353 | this.player.currentTime(time) | |
354 | this.player.handleTechSeeked_() | |
355 | } | |
356 | ||
a8462c8e C |
357 | private getAppropriateFile (averageDownloadSpeed?: number): VideoFile { |
358 | if (this.videoFiles === undefined || this.videoFiles.length === 0) return undefined | |
359 | if (this.videoFiles.length === 1) return this.videoFiles[0] | |
a8462c8e | 360 | |
3c40590d C |
361 | // Don't change the torrent is the play was ended |
362 | if (this.torrent && this.torrent.progress === 1 && this.player.ended()) return this.currentVideoFile | |
363 | ||
364 | if (!averageDownloadSpeed) averageDownloadSpeed = this.getAndSaveActualDownloadSpeed() | |
a8462c8e | 365 | |
0b755f3b | 366 | // Limit resolution according to player height |
c4710631 | 367 | const playerHeight = this.playerElement.offsetHeight |
0b755f3b C |
368 | |
369 | // We take the first resolution just above the player height | |
370 | // Example: player height is 530px, we want the 720p file instead of 480p | |
371 | let maxResolution = this.videoFiles[0].resolution.id | |
372 | for (let i = this.videoFiles.length - 1; i >= 0; i--) { | |
373 | const resolutionId = this.videoFiles[i].resolution.id | |
374 | if (resolutionId >= playerHeight) { | |
375 | maxResolution = resolutionId | |
376 | break | |
a8462c8e | 377 | } |
0b755f3b | 378 | } |
a8462c8e | 379 | |
0b755f3b C |
380 | // Filter videos we can play according to our screen resolution and bandwidth |
381 | const filteredFiles = this.videoFiles | |
382 | .filter(f => f.resolution.id <= maxResolution) | |
383 | .filter(f => { | |
384 | const fileBitrate = (f.size / this.videoDuration) | |
385 | let threshold = fileBitrate | |
386 | ||
387 | // If this is for a higher resolution or an initial load: add a margin | |
388 | if (!this.currentVideoFile || f.resolution.id > this.currentVideoFile.resolution.id) { | |
389 | threshold += ((fileBitrate * this.CONSTANTS.AUTO_QUALITY_THRESHOLD_PERCENT) / 100) | |
390 | } | |
391 | ||
392 | return averageDownloadSpeed > threshold | |
393 | }) | |
a8462c8e C |
394 | |
395 | // If the download speed is too bad, return the lowest resolution we have | |
6cca7360 | 396 | if (filteredFiles.length === 0) return videoFileMinByResolution(this.videoFiles) |
a8462c8e | 397 | |
6cca7360 | 398 | return videoFileMaxByResolution(filteredFiles) |
a8462c8e C |
399 | } |
400 | ||
3c40590d | 401 | private getAndSaveActualDownloadSpeed () { |
a8462c8e C |
402 | const start = Math.max(this.downloadSpeeds.length - this.CONSTANTS.BANDWIDTH_AVERAGE_NUMBER_OF_VALUES, 0) |
403 | const lastDownloadSpeeds = this.downloadSpeeds.slice(start, this.downloadSpeeds.length) | |
404 | if (lastDownloadSpeeds.length === 0) return -1 | |
405 | ||
406 | const sum = lastDownloadSpeeds.reduce((a, b) => a + b) | |
407 | const averageBandwidth = Math.round(sum / lastDownloadSpeeds.length) | |
408 | ||
409 | // Save the average bandwidth for future use | |
410 | saveAverageBandwidth(averageBandwidth) | |
ed9f9f5f | 411 | |
a8462c8e | 412 | return averageBandwidth |
ed9f9f5f C |
413 | } |
414 | ||
0dcf9a14 | 415 | private initializePlayer () { |
2adfc7ea | 416 | this.buildQualities() |
c6352f2c | 417 | |
481d3596 | 418 | if (this.autoplay === true) { |
33d78552 | 419 | this.player.posterImage.hide() |
e6f62797 | 420 | |
b335ccec C |
421 | return this.updateVideoFile(undefined, { forcePlay: true, seek: this.startTime }) |
422 | } | |
e7eb5b39 | 423 | |
b335ccec C |
424 | // Proxy first play |
425 | const oldPlay = this.player.play.bind(this.player) | |
426 | this.player.play = () => { | |
427 | this.player.addClass('vjs-has-big-play-button-clicked') | |
428 | this.player.play = oldPlay | |
429 | ||
430 | this.updateVideoFile(undefined, { forcePlay: true, seek: this.startTime }) | |
aa8b6df4 | 431 | } |
a22bfc3e | 432 | } |
aa8b6df4 | 433 | |
a8462c8e C |
434 | private runAutoQualityScheduler () { |
435 | this.autoQualityInterval = setInterval(() => { | |
7ee4a4af | 436 | |
877b0528 C |
437 | // Not initialized or in HTTP fallback |
438 | if (this.torrent === undefined || this.torrent === null) return | |
2adfc7ea | 439 | if (this.autoResolution === false) return |
a8462c8e C |
440 | if (this.isAutoResolutionObservation === true) return |
441 | ||
442 | const file = this.getAppropriateFile() | |
443 | let changeResolution = false | |
444 | let changeResolutionDelay = 0 | |
445 | ||
446 | // Lower resolution | |
447 | if (this.isPlayerWaiting() && file.resolution.id < this.currentVideoFile.resolution.id) { | |
448 | console.log('Downgrading automatically the resolution to: %s', file.resolution.label) | |
449 | changeResolution = true | |
7ee4a4af | 450 | } else if (file.resolution.id > this.currentVideoFile.resolution.id) { // Higher resolution |
a8462c8e C |
451 | console.log('Upgrading automatically the resolution to: %s', file.resolution.label) |
452 | changeResolution = true | |
7ee4a4af | 453 | changeResolutionDelay = this.CONSTANTS.AUTO_QUALITY_HIGHER_RESOLUTION_DELAY |
a8462c8e C |
454 | } |
455 | ||
456 | if (changeResolution === true) { | |
457 | this.updateResolution(file.resolution.id, changeResolutionDelay) | |
458 | ||
459 | // Wait some seconds in observation of our new resolution | |
460 | this.isAutoResolutionObservation = true | |
7ee4a4af C |
461 | |
462 | this.qualityObservationTimer = setTimeout(() => { | |
463 | this.isAutoResolutionObservation = false | |
464 | }, this.CONSTANTS.AUTO_QUALITY_OBSERVATION_TIME) | |
a8462c8e C |
465 | } |
466 | }, this.CONSTANTS.AUTO_QUALITY_SCHEDULER) | |
467 | } | |
468 | ||
469 | private isPlayerWaiting () { | |
7ee4a4af | 470 | return this.player && this.player.hasClass('vjs-waiting') |
a8462c8e C |
471 | } |
472 | ||
a22bfc3e | 473 | private runTorrentInfoScheduler () { |
3bcfff7f | 474 | this.torrentInfoInterval = setInterval(() => { |
bf5685f0 C |
475 | // Not initialized yet |
476 | if (this.torrent === undefined) return | |
477 | ||
478 | // Http fallback | |
2adfc7ea | 479 | if (this.torrent === null) return this.player.trigger('p2pInfo', false) |
bf5685f0 | 480 | |
b7f1747d C |
481 | // this.webtorrent.downloadSpeed because we need to take into account the potential old torrent too |
482 | if (this.webtorrent.downloadSpeed !== 0) this.downloadSpeeds.push(this.webtorrent.downloadSpeed) | |
a8462c8e | 483 | |
2adfc7ea | 484 | return this.player.trigger('p2pInfo', { |
09209296 C |
485 | http: { |
486 | downloadSpeed: 0, | |
487 | uploadSpeed: 0, | |
488 | downloaded: 0, | |
489 | uploaded: 0 | |
490 | }, | |
3b6f205c C |
491 | p2p: { |
492 | downloadSpeed: this.torrent.downloadSpeed, | |
493 | numPeers: this.torrent.numPeers, | |
494 | uploadSpeed: this.torrent.uploadSpeed, | |
495 | downloaded: this.torrent.downloaded, | |
496 | uploaded: this.torrent.uploaded | |
497 | } | |
498 | } as PlayerNetworkInfo) | |
a8462c8e | 499 | }, this.CONSTANTS.INFO_SCHEDULER) |
a22bfc3e | 500 | } |
aa8b6df4 | 501 | |
a73115f3 C |
502 | private fallbackToHttp (options: PlayOptions, done?: Function) { |
503 | const paused = this.player.paused() | |
504 | ||
c4082b8b C |
505 | this.disableAutoResolution(true) |
506 | ||
bf5685f0 C |
507 | this.flushVideoFile(this.currentVideoFile, true) |
508 | this.torrent = null | |
509 | ||
510 | // Enable error display now this is our last fallback | |
511 | this.player.one('error', () => this.enableErrorDisplay()) | |
512 | ||
513 | const httpUrl = this.currentVideoFile.fileUrl | |
514 | this.player.src = this.savePlayerSrcFunction | |
515 | this.player.src(httpUrl) | |
c6352f2c | 516 | |
2adfc7ea C |
517 | this.changeQuality() |
518 | ||
c32bf839 | 519 | // We changed the source, so reinit captions |
2adfc7ea | 520 | this.player.trigger('sourcechange') |
c32bf839 | 521 | |
a73115f3 C |
522 | return this.tryToPlay(err => { |
523 | if (err && done) return done(err) | |
524 | ||
525 | if (options.seek) this.seek(options.seek) | |
526 | if (options.forcePlay === false && paused === true) this.player.pause() | |
527 | ||
528 | if (done) return done() | |
529 | }) | |
bf5685f0 C |
530 | } |
531 | ||
a22bfc3e C |
532 | private handleError (err: Error | string) { |
533 | return this.player.trigger('customError', { err }) | |
aa8b6df4 | 534 | } |
bf5685f0 C |
535 | |
536 | private enableErrorDisplay () { | |
537 | this.player.addClass('vjs-error-display-enabled') | |
538 | } | |
539 | ||
540 | private disableErrorDisplay () { | |
541 | this.player.removeClass('vjs-error-display-enabled') | |
542 | } | |
e993ecb3 | 543 | |
e7eb5b39 C |
544 | private isIOS () { |
545 | return !!navigator.platform && /iPad|iPhone|iPod/.test(navigator.platform) | |
546 | } | |
547 | ||
8eb8bc20 C |
548 | private pickAverageVideoFile () { |
549 | if (this.videoFiles.length === 1) return this.videoFiles[0] | |
550 | ||
551 | return this.videoFiles[Math.floor(this.videoFiles.length / 2)] | |
552 | } | |
553 | ||
c199c427 | 554 | private stopTorrent (torrent: WebTorrent.Torrent) { |
b335ccec C |
555 | torrent.pause() |
556 | // Pause does not remove actual peers (in particular the webseed peer) | |
557 | torrent.removePeer(torrent[ 'ws' ]) | |
558 | } | |
559 | ||
560 | private renderFileInFakeElement (file: WebTorrent.TorrentFile, delay: number) { | |
3b019808 | 561 | this.destroyingFakeRenderer = false |
287918da | 562 | |
b335ccec C |
563 | const fakeVideoElem = document.createElement('video') |
564 | renderVideo(file, fakeVideoElem, { autoplay: false, controls: false }, (err, renderer) => { | |
565 | this.fakeRenderer = renderer | |
566 | ||
287918da | 567 | // The renderer returns an error when we destroy it, so skip them |
3b019808 | 568 | if (this.destroyingFakeRenderer === false && err) { |
287918da C |
569 | console.error('Cannot render new torrent in fake video element.', err) |
570 | } | |
b335ccec C |
571 | |
572 | // Load the future file at the correct time (in delay MS - 2 seconds) | |
573 | fakeVideoElem.currentTime = this.player.currentTime() + (delay - 2000) | |
574 | }) | |
575 | } | |
576 | ||
054a103b C |
577 | private destroyFakeRenderer () { |
578 | if (this.fakeRenderer) { | |
3b019808 | 579 | this.destroyingFakeRenderer = true |
287918da | 580 | |
054a103b C |
581 | if (this.fakeRenderer.destroy) { |
582 | try { | |
583 | this.fakeRenderer.destroy() | |
584 | } catch (err) { | |
585 | console.log('Cannot destroy correctly fake renderer.', err) | |
586 | } | |
587 | } | |
588 | this.fakeRenderer = undefined | |
589 | } | |
590 | } | |
591 | ||
2adfc7ea C |
592 | private buildQualities () { |
593 | const qualityLevelsPayload = [] | |
594 | ||
595 | for (const file of this.videoFiles) { | |
596 | const representation = { | |
597 | id: file.resolution.id, | |
598 | label: this.buildQualityLabel(file), | |
599 | height: file.resolution.id, | |
600 | _enabled: true | |
601 | } | |
602 | ||
603 | this.player.qualityLevels().addQualityLevel(representation) | |
604 | ||
605 | qualityLevelsPayload.push({ | |
606 | id: representation.id, | |
607 | label: representation.label, | |
608 | selected: false | |
609 | }) | |
16f7022b | 610 | } |
c32bf839 | 611 | |
2adfc7ea C |
612 | const payload: LoadedQualityData = { |
613 | qualitySwitchCallback: (d: any) => this.qualitySwitchCallback(d), | |
614 | qualityData: { | |
615 | video: qualityLevelsPayload | |
616 | } | |
617 | } | |
3b6f205c | 618 | this.player.tech_.trigger('loadedqualitydata', payload) |
16f7022b C |
619 | } |
620 | ||
2adfc7ea C |
621 | private buildQualityLabel (file: VideoFile) { |
622 | let label = file.resolution.label | |
623 | ||
624 | if (file.fps && file.fps >= 50) { | |
625 | label += file.fps | |
e993ecb3 | 626 | } |
2adfc7ea C |
627 | |
628 | return label | |
629 | } | |
630 | ||
631 | private qualitySwitchCallback (id: number) { | |
632 | if (id === -1) { | |
633 | if (this.autoResolutionPossible === true) this.enableAutoResolution() | |
634 | return | |
635 | } | |
636 | ||
637 | this.disableAutoResolution() | |
638 | this.updateResolution(id) | |
639 | } | |
640 | ||
641 | private changeQuality () { | |
642 | const resolutionId = this.currentVideoFile.resolution.id | |
643 | const qualityLevels = this.player.qualityLevels() | |
644 | ||
645 | if (resolutionId === -1) { | |
646 | qualityLevels.selectedIndex = -1 | |
647 | return | |
648 | } | |
649 | ||
650 | for (let i = 0; i < qualityLevels; i++) { | |
651 | const q = this.player.qualityLevels[i] | |
652 | if (q.height === resolutionId) qualityLevels.selectedIndex = i | |
e993ecb3 C |
653 | } |
654 | } | |
aa8b6df4 | 655 | } |
c6352f2c | 656 | |
2adfc7ea C |
657 | videojs.registerPlugin('webtorrent', WebTorrentPlugin) |
658 | export { WebTorrentPlugin } |