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