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1 | import { Job } from 'bull' | |
2 | import { copyFile, ensureDir, move, remove, stat } from 'fs-extra' | |
3 | import { basename, extname as extnameUtil, join } from 'path' | |
4 | import { toEven } from '@server/helpers/core-utils' | |
5 | import { createTorrentAndSetInfoHash } from '@server/helpers/webtorrent' | |
6 | import { MStreamingPlaylistFilesVideo, MVideo, MVideoFile, MVideoFullLight } from '@server/types/models' | |
7 | import { VideoResolution, VideoStorage } from '../../../shared/models/videos' | |
8 | import { VideoStreamingPlaylistType } from '../../../shared/models/videos/video-streaming-playlist.type' | |
9 | import { | |
10 | buildFileMetadata, | |
11 | canDoQuickTranscode, | |
12 | getVideoStreamDuration, | |
13 | getVideoStreamFPS, | |
14 | transcodeVOD, | |
15 | TranscodeVODOptions, | |
16 | TranscodeVODOptionsType | |
17 | } from '../../helpers/ffmpeg' | |
18 | import { CONFIG } from '../../initializers/config' | |
19 | import { P2P_MEDIA_LOADER_PEER_VERSION } from '../../initializers/constants' | |
20 | import { VideoFileModel } from '../../models/video/video-file' | |
21 | import { VideoStreamingPlaylistModel } from '../../models/video/video-streaming-playlist' | |
22 | import { updateMasterHLSPlaylist, updateSha256VODSegments } from '../hls' | |
23 | import { | |
24 | generateHLSMasterPlaylistFilename, | |
25 | generateHlsSha256SegmentsFilename, | |
26 | generateHLSVideoFilename, | |
27 | generateWebTorrentVideoFilename, | |
28 | getHlsResolutionPlaylistFilename | |
29 | } from '../paths' | |
30 | import { VideoPathManager } from '../video-path-manager' | |
31 | import { VideoTranscodingProfilesManager } from './default-transcoding-profiles' | |
32 | ||
33 | /** | |
34 | * | |
35 | * Functions that run transcoding functions, update the database, cleanup files, create torrent files... | |
36 | * Mainly called by the job queue | |
37 | * | |
38 | */ | |
39 | ||
40 | // Optimize the original video file and replace it. The resolution is not changed. | |
41 | function optimizeOriginalVideofile (video: MVideoFullLight, inputVideoFile: MVideoFile, job?: Job) { | |
42 | const transcodeDirectory = CONFIG.STORAGE.TMP_DIR | |
43 | const newExtname = '.mp4' | |
44 | ||
45 | return VideoPathManager.Instance.makeAvailableVideoFile(inputVideoFile.withVideoOrPlaylist(video), async videoInputPath => { | |
46 | const videoTranscodedPath = join(transcodeDirectory, video.id + '-transcoded' + newExtname) | |
47 | ||
48 | const transcodeType: TranscodeVODOptionsType = await canDoQuickTranscode(videoInputPath) | |
49 | ? 'quick-transcode' | |
50 | : 'video' | |
51 | ||
52 | const resolution = toEven(inputVideoFile.resolution) | |
53 | ||
54 | const transcodeOptions: TranscodeVODOptions = { | |
55 | type: transcodeType, | |
56 | ||
57 | inputPath: videoInputPath, | |
58 | outputPath: videoTranscodedPath, | |
59 | ||
60 | availableEncoders: VideoTranscodingProfilesManager.Instance.getAvailableEncoders(), | |
61 | profile: CONFIG.TRANSCODING.PROFILE, | |
62 | ||
63 | resolution, | |
64 | ||
65 | job | |
66 | } | |
67 | ||
68 | // Could be very long! | |
69 | await transcodeVOD(transcodeOptions) | |
70 | ||
71 | // Important to do this before getVideoFilename() to take in account the new filename | |
72 | inputVideoFile.extname = newExtname | |
73 | inputVideoFile.filename = generateWebTorrentVideoFilename(resolution, newExtname) | |
74 | inputVideoFile.storage = VideoStorage.FILE_SYSTEM | |
75 | ||
76 | const videoOutputPath = VideoPathManager.Instance.getFSVideoFileOutputPath(video, inputVideoFile) | |
77 | ||
78 | const { videoFile } = await onWebTorrentVideoFileTranscoding(video, inputVideoFile, videoTranscodedPath, videoOutputPath) | |
79 | await remove(videoInputPath) | |
80 | ||
81 | return { transcodeType, videoFile } | |
82 | }) | |
83 | } | |
84 | ||
85 | // Transcode the original video file to a lower resolution | |
86 | // We are sure it's x264 in mp4 because optimizeOriginalVideofile was already executed | |
87 | function transcodeNewWebTorrentResolution (video: MVideoFullLight, resolution: VideoResolution, isPortrait: boolean, job: Job) { | |
88 | const transcodeDirectory = CONFIG.STORAGE.TMP_DIR | |
89 | const extname = '.mp4' | |
90 | ||
91 | return VideoPathManager.Instance.makeAvailableVideoFile(video.getMaxQualityFile().withVideoOrPlaylist(video), async videoInputPath => { | |
92 | const newVideoFile = new VideoFileModel({ | |
93 | resolution, | |
94 | extname, | |
95 | filename: generateWebTorrentVideoFilename(resolution, extname), | |
96 | size: 0, | |
97 | videoId: video.id | |
98 | }) | |
99 | ||
100 | const videoOutputPath = VideoPathManager.Instance.getFSVideoFileOutputPath(video, newVideoFile) | |
101 | const videoTranscodedPath = join(transcodeDirectory, newVideoFile.filename) | |
102 | ||
103 | const transcodeOptions = resolution === VideoResolution.H_NOVIDEO | |
104 | ? { | |
105 | type: 'only-audio' as 'only-audio', | |
106 | ||
107 | inputPath: videoInputPath, | |
108 | outputPath: videoTranscodedPath, | |
109 | ||
110 | availableEncoders: VideoTranscodingProfilesManager.Instance.getAvailableEncoders(), | |
111 | profile: CONFIG.TRANSCODING.PROFILE, | |
112 | ||
113 | resolution, | |
114 | ||
115 | job | |
116 | } | |
117 | : { | |
118 | type: 'video' as 'video', | |
119 | inputPath: videoInputPath, | |
120 | outputPath: videoTranscodedPath, | |
121 | ||
122 | availableEncoders: VideoTranscodingProfilesManager.Instance.getAvailableEncoders(), | |
123 | profile: CONFIG.TRANSCODING.PROFILE, | |
124 | ||
125 | resolution, | |
126 | isPortraitMode: isPortrait, | |
127 | ||
128 | job | |
129 | } | |
130 | ||
131 | await transcodeVOD(transcodeOptions) | |
132 | ||
133 | return onWebTorrentVideoFileTranscoding(video, newVideoFile, videoTranscodedPath, videoOutputPath) | |
134 | }) | |
135 | } | |
136 | ||
137 | // Merge an image with an audio file to create a video | |
138 | function mergeAudioVideofile (video: MVideoFullLight, resolution: VideoResolution, job: Job) { | |
139 | const transcodeDirectory = CONFIG.STORAGE.TMP_DIR | |
140 | const newExtname = '.mp4' | |
141 | ||
142 | const inputVideoFile = video.getMinQualityFile() | |
143 | ||
144 | return VideoPathManager.Instance.makeAvailableVideoFile(inputVideoFile.withVideoOrPlaylist(video), async audioInputPath => { | |
145 | const videoTranscodedPath = join(transcodeDirectory, video.id + '-transcoded' + newExtname) | |
146 | ||
147 | // If the user updates the video preview during transcoding | |
148 | const previewPath = video.getPreview().getPath() | |
149 | const tmpPreviewPath = join(CONFIG.STORAGE.TMP_DIR, basename(previewPath)) | |
150 | await copyFile(previewPath, tmpPreviewPath) | |
151 | ||
152 | const transcodeOptions = { | |
153 | type: 'merge-audio' as 'merge-audio', | |
154 | ||
155 | inputPath: tmpPreviewPath, | |
156 | outputPath: videoTranscodedPath, | |
157 | ||
158 | availableEncoders: VideoTranscodingProfilesManager.Instance.getAvailableEncoders(), | |
159 | profile: CONFIG.TRANSCODING.PROFILE, | |
160 | ||
161 | audioPath: audioInputPath, | |
162 | resolution, | |
163 | ||
164 | job | |
165 | } | |
166 | ||
167 | try { | |
168 | await transcodeVOD(transcodeOptions) | |
169 | ||
170 | await remove(audioInputPath) | |
171 | await remove(tmpPreviewPath) | |
172 | } catch (err) { | |
173 | await remove(tmpPreviewPath) | |
174 | throw err | |
175 | } | |
176 | ||
177 | // Important to do this before getVideoFilename() to take in account the new file extension | |
178 | inputVideoFile.extname = newExtname | |
179 | inputVideoFile.resolution = resolution | |
180 | inputVideoFile.filename = generateWebTorrentVideoFilename(inputVideoFile.resolution, newExtname) | |
181 | ||
182 | const videoOutputPath = VideoPathManager.Instance.getFSVideoFileOutputPath(video, inputVideoFile) | |
183 | // ffmpeg generated a new video file, so update the video duration | |
184 | // See https://trac.ffmpeg.org/ticket/5456 | |
185 | video.duration = await getVideoStreamDuration(videoTranscodedPath) | |
186 | await video.save() | |
187 | ||
188 | return onWebTorrentVideoFileTranscoding(video, inputVideoFile, videoTranscodedPath, videoOutputPath) | |
189 | }) | |
190 | } | |
191 | ||
192 | // Concat TS segments from a live video to a fragmented mp4 HLS playlist | |
193 | async function generateHlsPlaylistResolutionFromTS (options: { | |
194 | video: MVideo | |
195 | concatenatedTsFilePath: string | |
196 | resolution: VideoResolution | |
197 | isPortraitMode: boolean | |
198 | isAAC: boolean | |
199 | }) { | |
200 | return generateHlsPlaylistCommon({ | |
201 | video: options.video, | |
202 | resolution: options.resolution, | |
203 | isPortraitMode: options.isPortraitMode, | |
204 | inputPath: options.concatenatedTsFilePath, | |
205 | type: 'hls-from-ts' as 'hls-from-ts', | |
206 | isAAC: options.isAAC | |
207 | }) | |
208 | } | |
209 | ||
210 | // Generate an HLS playlist from an input file, and update the master playlist | |
211 | function generateHlsPlaylistResolution (options: { | |
212 | video: MVideo | |
213 | videoInputPath: string | |
214 | resolution: VideoResolution | |
215 | copyCodecs: boolean | |
216 | isPortraitMode: boolean | |
217 | job?: Job | |
218 | }) { | |
219 | return generateHlsPlaylistCommon({ | |
220 | video: options.video, | |
221 | resolution: options.resolution, | |
222 | copyCodecs: options.copyCodecs, | |
223 | isPortraitMode: options.isPortraitMode, | |
224 | inputPath: options.videoInputPath, | |
225 | type: 'hls' as 'hls', | |
226 | job: options.job | |
227 | }) | |
228 | } | |
229 | ||
230 | // --------------------------------------------------------------------------- | |
231 | ||
232 | export { | |
233 | generateHlsPlaylistResolution, | |
234 | generateHlsPlaylistResolutionFromTS, | |
235 | optimizeOriginalVideofile, | |
236 | transcodeNewWebTorrentResolution, | |
237 | mergeAudioVideofile | |
238 | } | |
239 | ||
240 | // --------------------------------------------------------------------------- | |
241 | ||
242 | async function onWebTorrentVideoFileTranscoding ( | |
243 | video: MVideoFullLight, | |
244 | videoFile: MVideoFile, | |
245 | transcodingPath: string, | |
246 | outputPath: string | |
247 | ) { | |
248 | const stats = await stat(transcodingPath) | |
249 | const fps = await getVideoStreamFPS(transcodingPath) | |
250 | const metadata = await buildFileMetadata(transcodingPath) | |
251 | ||
252 | await move(transcodingPath, outputPath, { overwrite: true }) | |
253 | ||
254 | videoFile.size = stats.size | |
255 | videoFile.fps = fps | |
256 | videoFile.metadata = metadata | |
257 | ||
258 | await createTorrentAndSetInfoHash(video, videoFile) | |
259 | ||
260 | await VideoFileModel.customUpsert(videoFile, 'video', undefined) | |
261 | video.VideoFiles = await video.$get('VideoFiles') | |
262 | ||
263 | return { video, videoFile } | |
264 | } | |
265 | ||
266 | async function generateHlsPlaylistCommon (options: { | |
267 | type: 'hls' | 'hls-from-ts' | |
268 | video: MVideo | |
269 | inputPath: string | |
270 | resolution: VideoResolution | |
271 | copyCodecs?: boolean | |
272 | isAAC?: boolean | |
273 | isPortraitMode: boolean | |
274 | ||
275 | job?: Job | |
276 | }) { | |
277 | const { type, video, inputPath, resolution, copyCodecs, isPortraitMode, isAAC, job } = options | |
278 | const transcodeDirectory = CONFIG.STORAGE.TMP_DIR | |
279 | ||
280 | const videoTranscodedBasePath = join(transcodeDirectory, type) | |
281 | await ensureDir(videoTranscodedBasePath) | |
282 | ||
283 | const videoFilename = generateHLSVideoFilename(resolution) | |
284 | const resolutionPlaylistFilename = getHlsResolutionPlaylistFilename(videoFilename) | |
285 | const resolutionPlaylistFileTranscodePath = join(videoTranscodedBasePath, resolutionPlaylistFilename) | |
286 | ||
287 | const transcodeOptions = { | |
288 | type, | |
289 | ||
290 | inputPath, | |
291 | outputPath: resolutionPlaylistFileTranscodePath, | |
292 | ||
293 | availableEncoders: VideoTranscodingProfilesManager.Instance.getAvailableEncoders(), | |
294 | profile: CONFIG.TRANSCODING.PROFILE, | |
295 | ||
296 | resolution, | |
297 | copyCodecs, | |
298 | isPortraitMode, | |
299 | ||
300 | isAAC, | |
301 | ||
302 | hlsPlaylist: { | |
303 | videoFilename | |
304 | }, | |
305 | ||
306 | job | |
307 | } | |
308 | ||
309 | await transcodeVOD(transcodeOptions) | |
310 | ||
311 | // Create or update the playlist | |
312 | const playlist = await VideoStreamingPlaylistModel.loadOrGenerate(video) | |
313 | ||
314 | if (!playlist.playlistFilename) { | |
315 | playlist.playlistFilename = generateHLSMasterPlaylistFilename(video.isLive) | |
316 | } | |
317 | ||
318 | if (!playlist.segmentsSha256Filename) { | |
319 | playlist.segmentsSha256Filename = generateHlsSha256SegmentsFilename(video.isLive) | |
320 | } | |
321 | ||
322 | playlist.p2pMediaLoaderInfohashes = [] | |
323 | playlist.p2pMediaLoaderPeerVersion = P2P_MEDIA_LOADER_PEER_VERSION | |
324 | ||
325 | playlist.type = VideoStreamingPlaylistType.HLS | |
326 | ||
327 | await playlist.save() | |
328 | ||
329 | // Build the new playlist file | |
330 | const extname = extnameUtil(videoFilename) | |
331 | const newVideoFile = new VideoFileModel({ | |
332 | resolution, | |
333 | extname, | |
334 | size: 0, | |
335 | filename: videoFilename, | |
336 | fps: -1, | |
337 | videoStreamingPlaylistId: playlist.id | |
338 | }) | |
339 | ||
340 | const videoFilePath = VideoPathManager.Instance.getFSVideoFileOutputPath(playlist, newVideoFile) | |
341 | ||
342 | // Move files from tmp transcoded directory to the appropriate place | |
343 | await ensureDir(VideoPathManager.Instance.getFSHLSOutputPath(video)) | |
344 | ||
345 | // Move playlist file | |
346 | const resolutionPlaylistPath = VideoPathManager.Instance.getFSHLSOutputPath(video, resolutionPlaylistFilename) | |
347 | await move(resolutionPlaylistFileTranscodePath, resolutionPlaylistPath, { overwrite: true }) | |
348 | // Move video file | |
349 | await move(join(videoTranscodedBasePath, videoFilename), videoFilePath, { overwrite: true }) | |
350 | ||
351 | const stats = await stat(videoFilePath) | |
352 | ||
353 | newVideoFile.size = stats.size | |
354 | newVideoFile.fps = await getVideoStreamFPS(videoFilePath) | |
355 | newVideoFile.metadata = await buildFileMetadata(videoFilePath) | |
356 | ||
357 | await createTorrentAndSetInfoHash(playlist, newVideoFile) | |
358 | ||
359 | const savedVideoFile = await VideoFileModel.customUpsert(newVideoFile, 'streaming-playlist', undefined) | |
360 | ||
361 | const playlistWithFiles = playlist as MStreamingPlaylistFilesVideo | |
362 | playlistWithFiles.VideoFiles = await playlist.$get('VideoFiles') | |
363 | playlist.assignP2PMediaLoaderInfoHashes(video, playlistWithFiles.VideoFiles) | |
364 | ||
365 | await playlist.save() | |
366 | ||
367 | video.setHLSPlaylist(playlist) | |
368 | ||
369 | await updateMasterHLSPlaylist(video, playlistWithFiles) | |
370 | await updateSha256VODSegments(video, playlistWithFiles) | |
371 | ||
372 | return { resolutionPlaylistPath, videoFile: savedVideoFile } | |
373 | } |