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Commit | Line | Data |
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512decf3 | 1 | import videojs from 'video.js' |
aa8b6df4 | 2 | import * as WebTorrent from 'webtorrent' |
42b40636 | 3 | import { logger } from '@root-helpers/logger' |
57d65032 | 4 | import { isIOS } from '@root-helpers/web-browser' |
15a7eafb C |
5 | import { timeToInt } from '@shared/core-utils' |
6 | import { VideoFile } from '@shared/models' | |
57d65032 C |
7 | import { getAverageBandwidthInStore, getStoredMute, getStoredVolume, saveAverageBandwidth } from '../../peertube-player-local-storage' |
8 | import { PeerTubeResolution, PlayerNetworkInfo, WebtorrentPluginOptions } from '../../types' | |
9 | import { getRtcConfig, videoFileMaxByResolution, videoFileMinByResolution } from '../common' | |
15a7eafb C |
10 | import { PeertubeChunkStore } from './peertube-chunk-store' |
11 | import { renderVideo } from './video-renderer' | |
be6a4802 | 12 | |
c199c427 C |
13 | const CacheChunkStore = require('cache-chunk-store') |
14 | ||
a73115f3 | 15 | type PlayOptions = { |
9df52d66 C |
16 | forcePlay?: boolean |
17 | seek?: number | |
a73115f3 C |
18 | delay?: number |
19 | } | |
20 | ||
f5fcd9f7 C |
21 | const Plugin = videojs.getPlugin('plugin') |
22 | ||
2adfc7ea | 23 | class WebTorrentPlugin extends Plugin { |
abb3097e C |
24 | readonly videoFiles: VideoFile[] |
25 | ||
c6352f2c | 26 | private readonly playerElement: HTMLVideoElement |
a8462c8e | 27 | |
c6352f2c | 28 | private readonly autoplay: boolean = false |
f37bad63 | 29 | private readonly startTime: number = 0 |
7e37e111 | 30 | private readonly savePlayerSrcFunction: videojs.Player['src'] |
a8462c8e C |
31 | private readonly videoDuration: number |
32 | private readonly CONSTANTS = { | |
33 | INFO_SCHEDULER: 1000, // Don't change this | |
34 | AUTO_QUALITY_SCHEDULER: 3000, // Check quality every 3 seconds | |
35 | AUTO_QUALITY_THRESHOLD_PERCENT: 30, // Bandwidth should be 30% more important than a resolution bitrate to change to it | |
7ee4a4af C |
36 | AUTO_QUALITY_OBSERVATION_TIME: 10000, // Wait 10 seconds after having change the resolution before another check |
37 | AUTO_QUALITY_HIGHER_RESOLUTION_DELAY: 5000, // Buffering higher resolution during 5 seconds | |
2adfc7ea | 38 | BANDWIDTH_AVERAGE_NUMBER_OF_VALUES: 5 // Last 5 seconds to build average bandwidth |
a8462c8e C |
39 | } |
40 | ||
b7f1747d C |
41 | private readonly webtorrent = new WebTorrent({ |
42 | tracker: { | |
09209296 | 43 | rtcConfig: getRtcConfig() |
b7f1747d C |
44 | }, |
45 | dht: false | |
46 | }) | |
47 | ||
a22bfc3e | 48 | private currentVideoFile: VideoFile |
c199c427 | 49 | private torrent: WebTorrent.Torrent |
287918da | 50 | |
244b4ae3 B |
51 | private renderer: any |
52 | private fakeRenderer: any | |
3b019808 | 53 | private destroyingFakeRenderer = false |
287918da | 54 | |
7ee4a4af | 55 | private autoResolution = true |
2adfc7ea | 56 | private autoResolutionPossible = true |
7ee4a4af | 57 | private isAutoResolutionObservation = false |
64cc5e85 | 58 | private playerRefusedP2P = false |
7ee4a4af | 59 | |
244b4ae3 B |
60 | private torrentInfoInterval: any |
61 | private autoQualityInterval: any | |
244b4ae3 B |
62 | private addTorrentDelay: any |
63 | private qualityObservationTimer: any | |
64 | private runAutoQualitySchedulerTimer: any | |
a8462c8e C |
65 | |
66 | private downloadSpeeds: number[] = [] | |
a22bfc3e | 67 | |
8426a711 | 68 | constructor (player: videojs.Player, options?: WebtorrentPluginOptions) { |
f5fcd9f7 | 69 | super(player) |
a22bfc3e | 70 | |
f0a39880 C |
71 | this.startTime = timeToInt(options.startTime) |
72 | ||
a9bfa85d | 73 | // Custom autoplay handled by webtorrent because we lazy play the video |
9eccae74 | 74 | this.autoplay = options.autoplay |
a9bfa85d C |
75 | |
76 | this.playerRefusedP2P = options.playerRefusedP2P | |
481d3596 | 77 | |
a22bfc3e | 78 | this.videoFiles = options.videoFiles |
3bcfff7f | 79 | this.videoDuration = options.videoDuration |
a22bfc3e | 80 | |
bf5685f0 | 81 | this.savePlayerSrcFunction = this.player.src |
a22bfc3e C |
82 | this.playerElement = options.playerElement |
83 | ||
84 | this.player.ready(() => { | |
3b019808 C |
85 | const playerOptions = this.player.options_ |
86 | ||
c6352f2c C |
87 | const volume = getStoredVolume() |
88 | if (volume !== undefined) this.player.volume(volume) | |
3b019808 C |
89 | |
90 | const muted = playerOptions.muted !== undefined ? playerOptions.muted : getStoredMute() | |
c6352f2c C |
91 | if (muted !== undefined) this.player.muted(muted) |
92 | ||
fe05c3ac C |
93 | this.player.duration(options.videoDuration) |
94 | ||
0dcf9a14 | 95 | this.initializePlayer() |
a22bfc3e | 96 | this.runTorrentInfoScheduler() |
6e46de09 | 97 | |
a8462c8e | 98 | this.player.one('play', () => { |
f37bad63 | 99 | // Don't run immediately scheduler, wait some seconds the TCP connections are made |
b335ccec | 100 | this.runAutoQualitySchedulerTimer = setTimeout(() => this.runAutoQualityScheduler(), this.CONSTANTS.AUTO_QUALITY_SCHEDULER) |
a8462c8e | 101 | }) |
a22bfc3e C |
102 | }) |
103 | } | |
104 | ||
105 | dispose () { | |
7ee4a4af C |
106 | clearTimeout(this.addTorrentDelay) |
107 | clearTimeout(this.qualityObservationTimer) | |
108 | clearTimeout(this.runAutoQualitySchedulerTimer) | |
109 | ||
3bcfff7f | 110 | clearInterval(this.torrentInfoInterval) |
a8462c8e | 111 | clearInterval(this.autoQualityInterval) |
3bcfff7f | 112 | |
a22bfc3e C |
113 | // Don't need to destroy renderer, video player will be destroyed |
114 | this.flushVideoFile(this.currentVideoFile, false) | |
054a103b C |
115 | |
116 | this.destroyFakeRenderer() | |
aa8b6df4 C |
117 | } |
118 | ||
09700934 C |
119 | getCurrentResolutionId () { |
120 | return this.currentVideoFile ? this.currentVideoFile.resolution.id : -1 | |
aa8b6df4 C |
121 | } |
122 | ||
8426a711 | 123 | updateVideoFile ( |
a325db17 | 124 | videoFile?: VideoFile, |
3baf9be2 | 125 | options: { |
9df52d66 C |
126 | forcePlay?: boolean |
127 | seek?: number | |
3baf9be2 C |
128 | delay?: number |
129 | } = {}, | |
130 | done: () => void = () => { /* empty */ } | |
131 | ) { | |
a325db17 | 132 | // Automatically choose the adapted video file |
6a882bc4 | 133 | if (!videoFile) { |
a325db17 | 134 | const savedAverageBandwidth = getAverageBandwidthInStore() |
135 | videoFile = savedAverageBandwidth | |
136 | ? this.getAppropriateFile(savedAverageBandwidth) | |
137 | : this.pickAverageVideoFile() | |
138 | } | |
139 | ||
6a882bc4 | 140 | if (!videoFile) { |
a5a69fc7 | 141 | throw Error(`Can't update video file since videoFile is undefined.`) |
142 | } | |
143 | ||
aa8b6df4 | 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 |
c4207f97 | 150 | this.player.peertube().hideFatalError(); |
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 | |
f5fcd9f7 | 155 | (this.player as any).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 | |
3e2bc4ea | 163 | if (isIOS() || this.playerRefusedP2P) { |
a73115f3 C |
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 | |
e367da94 | 175 | this.selectAppropriateResolution(true) |
a216c623 C |
176 | } |
177 | ||
89ac282e | 178 | updateEngineResolution (resolutionId: number, delay = 0) { |
b335ccec C |
179 | // Remember player state |
180 | const currentTime = this.player.currentTime() | |
181 | const isPaused = this.player.paused() | |
182 | ||
b335ccec C |
183 | // Hide bigPlayButton |
184 | if (!isPaused) { | |
185 | this.player.bigPlayButton.hide() | |
186 | } | |
187 | ||
3a149e9f C |
188 | // Audio-only (resolutionId === 0) gets special treatment |
189 | if (resolutionId === 0) { | |
5c7d6508 | 190 | // Audio-only: show poster, do not auto-hide controls |
191 | this.player.addClass('vjs-playing-audio-only-content') | |
192 | this.player.posterImage.show() | |
3a149e9f C |
193 | } else { |
194 | // Hide poster to have black background | |
195 | this.player.removeClass('vjs-playing-audio-only-content') | |
196 | this.player.posterImage.hide() | |
5c7d6508 | 197 | } |
198 | ||
b335ccec C |
199 | const newVideoFile = this.videoFiles.find(f => f.resolution.id === resolutionId) |
200 | const options = { | |
201 | forcePlay: false, | |
202 | delay, | |
203 | seek: currentTime + (delay / 1000) | |
204 | } | |
5c7d6508 | 205 | |
b335ccec C |
206 | this.updateVideoFile(newVideoFile, options) |
207 | } | |
208 | ||
209 | flushVideoFile (videoFile: VideoFile, destroyRenderer = true) { | |
210 | if (videoFile !== undefined && this.webtorrent.get(videoFile.magnetUri)) { | |
211 | if (destroyRenderer === true && this.renderer && this.renderer.destroy) this.renderer.destroy() | |
212 | ||
213 | this.webtorrent.remove(videoFile.magnetUri) | |
42b40636 | 214 | logger.info(`Removed ${videoFile.magnetUri}`) |
b335ccec C |
215 | } |
216 | } | |
217 | ||
e367da94 | 218 | disableAutoResolution () { |
b335ccec | 219 | this.autoResolution = false |
e367da94 C |
220 | this.autoResolutionPossible = false |
221 | this.player.peertubeResolutions().disableAutoResolution() | |
b335ccec C |
222 | } |
223 | ||
6377a9f2 C |
224 | isAutoResolutionPossible () { |
225 | return this.autoResolutionPossible | |
226 | } | |
227 | ||
b335ccec C |
228 | getTorrent () { |
229 | return this.torrent | |
230 | } | |
231 | ||
aedf50d1 C |
232 | getCurrentVideoFile () { |
233 | return this.currentVideoFile | |
234 | } | |
235 | ||
89ac282e C |
236 | changeQuality (id: number) { |
237 | if (id === -1) { | |
238 | if (this.autoResolutionPossible === true) { | |
239 | this.autoResolution = true | |
240 | ||
241 | this.selectAppropriateResolution(false) | |
242 | } | |
243 | ||
244 | return | |
245 | } | |
246 | ||
247 | this.autoResolution = false | |
248 | this.updateEngineResolution(id) | |
249 | this.selectAppropriateResolution(false) | |
250 | } | |
251 | ||
b335ccec | 252 | private addTorrent ( |
3baf9be2 C |
253 | magnetOrTorrentUrl: string, |
254 | previousVideoFile: VideoFile, | |
a73115f3 | 255 | options: PlayOptions, |
9df52d66 | 256 | done: (err?: Error) => void |
3baf9be2 | 257 | ) { |
d61893f7 C |
258 | if (!magnetOrTorrentUrl) return this.fallbackToHttp(options, done) |
259 | ||
42b40636 | 260 | logger.info(`Adding ${magnetOrTorrentUrl}.`) |
a216c623 | 261 | |
a8462c8e | 262 | const oldTorrent = this.torrent |
3baf9be2 | 263 | const torrentOptions = { |
85394ba2 C |
264 | // Don't use arrow function: it breaks webtorrent (that uses `new` keyword) |
265 | store: function (chunkLength: number, storeOpts: any) { | |
266 | return new CacheChunkStore(new PeertubeChunkStore(chunkLength, storeOpts), { | |
267 | max: 100 | |
268 | }) | |
269 | } | |
efda99c3 C |
270 | } |
271 | ||
b7f1747d | 272 | this.torrent = this.webtorrent.add(magnetOrTorrentUrl, torrentOptions, torrent => { |
42b40636 | 273 | logger.info(`Added ${magnetOrTorrentUrl}.`) |
aa8b6df4 | 274 | |
a8462c8e | 275 | if (oldTorrent) { |
4a7591e1 | 276 | // Pause the old torrent |
b335ccec | 277 | this.stopTorrent(oldTorrent) |
6d272f39 C |
278 | |
279 | // We use a fake renderer so we download correct pieces of the next file | |
9df52d66 | 280 | if (options.delay) this.renderFileInFakeElement(torrent.files[0], options.delay) |
a8462c8e | 281 | } |
aa8b6df4 | 282 | |
e7eb5b39 | 283 | // Render the video in a few seconds? (on resolution change for example, we wait some seconds of the new video resolution) |
7ee4a4af | 284 | this.addTorrentDelay = setTimeout(() => { |
b335ccec | 285 | // We don't need the fake renderer anymore |
054a103b | 286 | this.destroyFakeRenderer() |
6d272f39 | 287 | |
3baf9be2 C |
288 | const paused = this.player.paused() |
289 | ||
a8462c8e | 290 | this.flushVideoFile(previousVideoFile) |
0dcf9a14 | 291 | |
fe05c3ac C |
292 | // Update progress bar (just for the UI), do not wait rendering |
293 | if (options.seek) this.player.currentTime(options.seek) | |
294 | ||
3baf9be2 | 295 | const renderVideoOptions = { autoplay: false, controls: true } |
9df52d66 | 296 | renderVideo(torrent.files[0], this.playerElement, renderVideoOptions, (err, renderer) => { |
a8462c8e | 297 | this.renderer = renderer |
aa8b6df4 | 298 | |
a73115f3 | 299 | if (err) return this.fallbackToHttp(options, done) |
3bcfff7f | 300 | |
c199c427 | 301 | return this.tryToPlay(err => { |
3baf9be2 | 302 | if (err) return done(err) |
a8462c8e | 303 | |
3baf9be2 C |
304 | if (options.seek) this.seek(options.seek) |
305 | if (options.forcePlay === false && paused === true) this.player.pause() | |
8244e187 | 306 | |
a73115f3 | 307 | return done() |
3baf9be2 | 308 | }) |
a8462c8e | 309 | }) |
3baf9be2 | 310 | }, options.delay || 0) |
aa8b6df4 C |
311 | }) |
312 | ||
42b40636 | 313 | this.torrent.on('error', (err: any) => logger.error(err)) |
a216c623 | 314 | |
a22bfc3e | 315 | this.torrent.on('warning', (err: any) => { |
a96aed15 | 316 | // We don't support HTTP tracker but we don't care -> we use the web socket tracker |
531ab5b6 | 317 | if (err.message.indexOf('Unsupported tracker protocol') !== -1) return |
a216c623 | 318 | |
7dbdc3ba C |
319 | // Users don't care about issues with WebRTC, but developers do so log it in the console |
320 | if (err.message.indexOf('Ice connection failed') !== -1) { | |
42b40636 | 321 | logger.info(err) |
7dbdc3ba C |
322 | return |
323 | } | |
a96aed15 | 324 | |
a216c623 C |
325 | // Magnet hash is not up to date with the torrent file, add directly the torrent file |
326 | if (err.message.indexOf('incorrect info hash') !== -1) { | |
42b40636 | 327 | logger.error('Incorrect info hash detected, falling back to torrent file.') |
1f6824c9 | 328 | const newOptions = { forcePlay: true, seek: options.seek } |
9df52d66 | 329 | return this.addTorrent(this.torrent['xs'], previousVideoFile, newOptions, done) |
a216c623 C |
330 | } |
331 | ||
6d88de72 | 332 | // Remote instance is down |
0f7fedc3 | 333 | if (err.message.indexOf('from xs param') !== -1) { |
6d88de72 C |
334 | this.handleError(err) |
335 | } | |
336 | ||
42b40636 | 337 | logger.warn(err) |
a96aed15 | 338 | }) |
aa8b6df4 C |
339 | } |
340 | ||
c199c427 | 341 | private tryToPlay (done?: (err?: Error) => void) { |
80109b2d | 342 | if (!done) done = function () { /* empty */ } |
1fad099d | 343 | |
80109b2d C |
344 | const playPromise = this.player.play() |
345 | if (playPromise !== undefined) { | |
f5fcd9f7 | 346 | return playPromise.then(() => done()) |
244b4ae3 | 347 | .catch((err: Error) => { |
9df52d66 | 348 | if (err.message.includes('The play() request was interrupted by a call to pause()')) { |
70b40c2e C |
349 | return |
350 | } | |
351 | ||
42b40636 | 352 | logger.error(err) |
80109b2d C |
353 | this.player.pause() |
354 | this.player.posterImage.show() | |
355 | this.player.removeClass('vjs-has-autoplay') | |
91d95589 | 356 | this.player.removeClass('vjs-has-big-play-button-clicked') |
5c7d6508 | 357 | this.player.removeClass('vjs-playing-audio-only-content') |
80109b2d C |
358 | |
359 | return done() | |
360 | }) | |
361 | } | |
362 | ||
363 | return done() | |
364 | } | |
365 | ||
f37bad63 C |
366 | private seek (time: number) { |
367 | this.player.currentTime(time) | |
368 | this.player.handleTechSeeked_() | |
369 | } | |
370 | ||
a8462c8e | 371 | private getAppropriateFile (averageDownloadSpeed?: number): VideoFile { |
3cd56a29 | 372 | if (this.videoFiles === undefined) return undefined |
2b6af10e | 373 | if (this.videoFiles.length === 1) return this.videoFiles[0] |
3cd56a29 C |
374 | |
375 | const files = this.videoFiles.filter(f => f.resolution.id !== 0) | |
3cd56a29 | 376 | if (files.length === 0) return undefined |
a8462c8e | 377 | |
aea53cc6 | 378 | // Don't change the torrent if the player ended |
3c40590d C |
379 | if (this.torrent && this.torrent.progress === 1 && this.player.ended()) return this.currentVideoFile |
380 | ||
381 | if (!averageDownloadSpeed) averageDownloadSpeed = this.getAndSaveActualDownloadSpeed() | |
a8462c8e | 382 | |
0b755f3b | 383 | // Limit resolution according to player height |
c4710631 | 384 | const playerHeight = this.playerElement.offsetHeight |
0b755f3b C |
385 | |
386 | // We take the first resolution just above the player height | |
387 | // Example: player height is 530px, we want the 720p file instead of 480p | |
3cd56a29 C |
388 | let maxResolution = files[0].resolution.id |
389 | for (let i = files.length - 1; i >= 0; i--) { | |
390 | const resolutionId = files[i].resolution.id | |
391 | if (resolutionId !== 0 && resolutionId >= playerHeight) { | |
0b755f3b C |
392 | maxResolution = resolutionId |
393 | break | |
a8462c8e | 394 | } |
0b755f3b | 395 | } |
a8462c8e | 396 | |
0b755f3b | 397 | // Filter videos we can play according to our screen resolution and bandwidth |
3cd56a29 C |
398 | const filteredFiles = files.filter(f => f.resolution.id <= maxResolution) |
399 | .filter(f => { | |
400 | const fileBitrate = (f.size / this.videoDuration) | |
401 | let threshold = fileBitrate | |
0b755f3b | 402 | |
3cd56a29 C |
403 | // If this is for a higher resolution or an initial load: add a margin |
404 | if (!this.currentVideoFile || f.resolution.id > this.currentVideoFile.resolution.id) { | |
405 | threshold += ((fileBitrate * this.CONSTANTS.AUTO_QUALITY_THRESHOLD_PERCENT) / 100) | |
406 | } | |
0b755f3b | 407 | |
3cd56a29 C |
408 | return averageDownloadSpeed > threshold |
409 | }) | |
a8462c8e C |
410 | |
411 | // If the download speed is too bad, return the lowest resolution we have | |
3cd56a29 | 412 | if (filteredFiles.length === 0) return videoFileMinByResolution(files) |
a8462c8e | 413 | |
6cca7360 | 414 | return videoFileMaxByResolution(filteredFiles) |
a8462c8e C |
415 | } |
416 | ||
3c40590d | 417 | private getAndSaveActualDownloadSpeed () { |
a8462c8e C |
418 | const start = Math.max(this.downloadSpeeds.length - this.CONSTANTS.BANDWIDTH_AVERAGE_NUMBER_OF_VALUES, 0) |
419 | const lastDownloadSpeeds = this.downloadSpeeds.slice(start, this.downloadSpeeds.length) | |
420 | if (lastDownloadSpeeds.length === 0) return -1 | |
421 | ||
422 | const sum = lastDownloadSpeeds.reduce((a, b) => a + b) | |
423 | const averageBandwidth = Math.round(sum / lastDownloadSpeeds.length) | |
424 | ||
425 | // Save the average bandwidth for future use | |
426 | saveAverageBandwidth(averageBandwidth) | |
ed9f9f5f | 427 | |
a8462c8e | 428 | return averageBandwidth |
ed9f9f5f C |
429 | } |
430 | ||
0dcf9a14 | 431 | private initializePlayer () { |
2adfc7ea | 432 | this.buildQualities() |
c6352f2c | 433 | |
d3f4689b C |
434 | if (this.videoFiles.length === 0) { |
435 | this.player.addClass('disabled') | |
436 | return | |
437 | } | |
438 | ||
72efdda5 | 439 | if (this.autoplay) { |
33d78552 | 440 | this.player.posterImage.hide() |
e6f62797 | 441 | |
a325db17 | 442 | return this.updateVideoFile(undefined, { forcePlay: true, seek: this.startTime }) |
b335ccec | 443 | } |
e7eb5b39 | 444 | |
b335ccec | 445 | // Proxy first play |
f5fcd9f7 C |
446 | const oldPlay = this.player.play.bind(this.player); |
447 | (this.player as any).play = () => { | |
b335ccec C |
448 | this.player.addClass('vjs-has-big-play-button-clicked') |
449 | this.player.play = oldPlay | |
450 | ||
a325db17 | 451 | this.updateVideoFile(undefined, { forcePlay: true, seek: this.startTime }) |
aa8b6df4 | 452 | } |
a22bfc3e | 453 | } |
aa8b6df4 | 454 | |
a8462c8e C |
455 | private runAutoQualityScheduler () { |
456 | this.autoQualityInterval = setInterval(() => { | |
7ee4a4af | 457 | |
877b0528 C |
458 | // Not initialized or in HTTP fallback |
459 | if (this.torrent === undefined || this.torrent === null) return | |
2adfc7ea | 460 | if (this.autoResolution === false) return |
a8462c8e C |
461 | if (this.isAutoResolutionObservation === true) return |
462 | ||
463 | const file = this.getAppropriateFile() | |
464 | let changeResolution = false | |
465 | let changeResolutionDelay = 0 | |
466 | ||
467 | // Lower resolution | |
468 | if (this.isPlayerWaiting() && file.resolution.id < this.currentVideoFile.resolution.id) { | |
42b40636 | 469 | logger.info(`Downgrading automatically the resolution to: ${file.resolution.label}`) |
a8462c8e | 470 | changeResolution = true |
7ee4a4af | 471 | } else if (file.resolution.id > this.currentVideoFile.resolution.id) { // Higher resolution |
42b40636 | 472 | logger.info(`Upgrading automatically the resolution to: ${file.resolution.label}`) |
a8462c8e | 473 | changeResolution = true |
7ee4a4af | 474 | changeResolutionDelay = this.CONSTANTS.AUTO_QUALITY_HIGHER_RESOLUTION_DELAY |
a8462c8e C |
475 | } |
476 | ||
477 | if (changeResolution === true) { | |
89ac282e | 478 | this.updateEngineResolution(file.resolution.id, changeResolutionDelay) |
a8462c8e C |
479 | |
480 | // Wait some seconds in observation of our new resolution | |
481 | this.isAutoResolutionObservation = true | |
7ee4a4af C |
482 | |
483 | this.qualityObservationTimer = setTimeout(() => { | |
484 | this.isAutoResolutionObservation = false | |
485 | }, this.CONSTANTS.AUTO_QUALITY_OBSERVATION_TIME) | |
a8462c8e C |
486 | } |
487 | }, this.CONSTANTS.AUTO_QUALITY_SCHEDULER) | |
488 | } | |
489 | ||
490 | private isPlayerWaiting () { | |
9df52d66 | 491 | return this.player?.hasClass('vjs-waiting') |
a8462c8e C |
492 | } |
493 | ||
a22bfc3e | 494 | private runTorrentInfoScheduler () { |
3bcfff7f | 495 | this.torrentInfoInterval = setInterval(() => { |
bf5685f0 C |
496 | // Not initialized yet |
497 | if (this.torrent === undefined) return | |
498 | ||
499 | // Http fallback | |
2adfc7ea | 500 | if (this.torrent === null) return this.player.trigger('p2pInfo', false) |
bf5685f0 | 501 | |
b7f1747d C |
502 | // this.webtorrent.downloadSpeed because we need to take into account the potential old torrent too |
503 | if (this.webtorrent.downloadSpeed !== 0) this.downloadSpeeds.push(this.webtorrent.downloadSpeed) | |
a8462c8e | 504 | |
2adfc7ea | 505 | return this.player.trigger('p2pInfo', { |
17152837 | 506 | source: 'webtorrent', |
09209296 C |
507 | http: { |
508 | downloadSpeed: 0, | |
509 | uploadSpeed: 0, | |
510 | downloaded: 0, | |
511 | uploaded: 0 | |
512 | }, | |
3b6f205c C |
513 | p2p: { |
514 | downloadSpeed: this.torrent.downloadSpeed, | |
515 | numPeers: this.torrent.numPeers, | |
516 | uploadSpeed: this.torrent.uploadSpeed, | |
517 | downloaded: this.torrent.downloaded, | |
518 | uploaded: this.torrent.uploaded | |
4e11d8f3 C |
519 | }, |
520 | bandwidthEstimate: this.webtorrent.downloadSpeed | |
3b6f205c | 521 | } as PlayerNetworkInfo) |
a8462c8e | 522 | }, this.CONSTANTS.INFO_SCHEDULER) |
a22bfc3e | 523 | } |
aa8b6df4 | 524 | |
9df52d66 | 525 | private fallbackToHttp (options: PlayOptions, done?: (err?: Error) => void) { |
a73115f3 C |
526 | const paused = this.player.paused() |
527 | ||
e367da94 | 528 | this.disableAutoResolution() |
c4082b8b | 529 | |
bf5685f0 C |
530 | this.flushVideoFile(this.currentVideoFile, true) |
531 | this.torrent = null | |
532 | ||
533 | // Enable error display now this is our last fallback | |
c4207f97 | 534 | this.player.one('error', () => this.player.peertube().displayFatalError()) |
bf5685f0 C |
535 | |
536 | const httpUrl = this.currentVideoFile.fileUrl | |
537 | this.player.src = this.savePlayerSrcFunction | |
538 | this.player.src(httpUrl) | |
c6352f2c | 539 | |
e367da94 | 540 | this.selectAppropriateResolution(true) |
2adfc7ea | 541 | |
c32bf839 | 542 | // We changed the source, so reinit captions |
2adfc7ea | 543 | this.player.trigger('sourcechange') |
c32bf839 | 544 | |
a73115f3 C |
545 | return this.tryToPlay(err => { |
546 | if (err && done) return done(err) | |
547 | ||
548 | if (options.seek) this.seek(options.seek) | |
549 | if (options.forcePlay === false && paused === true) this.player.pause() | |
550 | ||
551 | if (done) return done() | |
552 | }) | |
bf5685f0 C |
553 | } |
554 | ||
a22bfc3e C |
555 | private handleError (err: Error | string) { |
556 | return this.player.trigger('customError', { err }) | |
aa8b6df4 | 557 | } |
bf5685f0 | 558 | |
8eb8bc20 C |
559 | private pickAverageVideoFile () { |
560 | if (this.videoFiles.length === 1) return this.videoFiles[0] | |
561 | ||
1a5b67b6 C |
562 | const files = this.videoFiles.filter(f => f.resolution.id !== 0) |
563 | return files[Math.floor(files.length / 2)] | |
8eb8bc20 C |
564 | } |
565 | ||
c199c427 | 566 | private stopTorrent (torrent: WebTorrent.Torrent) { |
b335ccec C |
567 | torrent.pause() |
568 | // Pause does not remove actual peers (in particular the webseed peer) | |
9df52d66 | 569 | torrent.removePeer(torrent['ws']) |
b335ccec C |
570 | } |
571 | ||
572 | private renderFileInFakeElement (file: WebTorrent.TorrentFile, delay: number) { | |
3b019808 | 573 | this.destroyingFakeRenderer = false |
287918da | 574 | |
b335ccec C |
575 | const fakeVideoElem = document.createElement('video') |
576 | renderVideo(file, fakeVideoElem, { autoplay: false, controls: false }, (err, renderer) => { | |
577 | this.fakeRenderer = renderer | |
578 | ||
287918da | 579 | // The renderer returns an error when we destroy it, so skip them |
3b019808 | 580 | if (this.destroyingFakeRenderer === false && err) { |
42b40636 | 581 | logger.error('Cannot render new torrent in fake video element.', err) |
287918da | 582 | } |
b335ccec C |
583 | |
584 | // Load the future file at the correct time (in delay MS - 2 seconds) | |
585 | fakeVideoElem.currentTime = this.player.currentTime() + (delay - 2000) | |
586 | }) | |
587 | } | |
588 | ||
054a103b C |
589 | private destroyFakeRenderer () { |
590 | if (this.fakeRenderer) { | |
3b019808 | 591 | this.destroyingFakeRenderer = true |
287918da | 592 | |
054a103b C |
593 | if (this.fakeRenderer.destroy) { |
594 | try { | |
595 | this.fakeRenderer.destroy() | |
596 | } catch (err) { | |
42b40636 | 597 | logger.info('Cannot destroy correctly fake renderer.', err) |
054a103b C |
598 | } |
599 | } | |
600 | this.fakeRenderer = undefined | |
601 | } | |
602 | } | |
603 | ||
2adfc7ea | 604 | private buildQualities () { |
e367da94 C |
605 | const resolutions: PeerTubeResolution[] = this.videoFiles.map(file => ({ |
606 | id: file.resolution.id, | |
607 | label: this.buildQualityLabel(file), | |
608 | height: file.resolution.id, | |
609 | selected: false, | |
89ac282e | 610 | selectCallback: () => this.changeQuality(file.resolution.id) |
e367da94 C |
611 | })) |
612 | ||
613 | resolutions.push({ | |
614 | id: -1, | |
615 | label: this.player.localize('Auto'), | |
616 | selected: true, | |
89ac282e | 617 | selectCallback: () => this.changeQuality(-1) |
e367da94 | 618 | }) |
c32bf839 | 619 | |
e367da94 | 620 | this.player.peertubeResolutions().add(resolutions) |
16f7022b C |
621 | } |
622 | ||
2adfc7ea C |
623 | private buildQualityLabel (file: VideoFile) { |
624 | let label = file.resolution.label | |
625 | ||
626 | if (file.fps && file.fps >= 50) { | |
627 | label += file.fps | |
e993ecb3 | 628 | } |
2adfc7ea C |
629 | |
630 | return label | |
631 | } | |
632 | ||
e367da94 C |
633 | private selectAppropriateResolution (byEngine: boolean) { |
634 | const resolution = this.autoResolution | |
635 | ? -1 | |
636 | : this.getCurrentResolutionId() | |
2adfc7ea | 637 | |
e367da94 C |
638 | const autoResolutionChosen = this.autoResolution |
639 | ? this.getCurrentResolutionId() | |
640 | : undefined | |
2adfc7ea | 641 | |
e367da94 | 642 | this.player.peertubeResolutions().select({ id: resolution, autoResolutionChosenId: autoResolutionChosen, byEngine }) |
e993ecb3 | 643 | } |
aa8b6df4 | 644 | } |
c6352f2c | 645 | |
2adfc7ea C |
646 | videojs.registerPlugin('webtorrent', WebTorrentPlugin) |
647 | export { WebTorrentPlugin } |