]>
Commit | Line | Data |
---|---|---|
1 | import { copyFile, ensureDir, move, remove, stat } from 'fs-extra' | |
2 | import { basename, extname as extnameUtil, join } from 'path' | |
3 | import { createTorrentAndSetInfoHash } from '@server/helpers/webtorrent' | |
4 | import { MStreamingPlaylistFilesVideo, MVideoFile, MVideoWithAllFiles, MVideoWithFile } from '@server/types/models' | |
5 | import { VideoResolution } from '../../shared/models/videos' | |
6 | import { VideoStreamingPlaylistType } from '../../shared/models/videos/video-streaming-playlist.type' | |
7 | import { transcode, TranscodeOptions, TranscodeOptionsType } from '../helpers/ffmpeg-utils' | |
8 | import { canDoQuickTranscode, getDurationFromVideoFile, getMetadataFromFile, getVideoFileFPS } from '../helpers/ffprobe-utils' | |
9 | import { logger } from '../helpers/logger' | |
10 | import { CONFIG } from '../initializers/config' | |
11 | import { HLS_STREAMING_PLAYLIST_DIRECTORY, P2P_MEDIA_LOADER_PEER_VERSION, WEBSERVER } from '../initializers/constants' | |
12 | import { VideoFileModel } from '../models/video/video-file' | |
13 | import { VideoStreamingPlaylistModel } from '../models/video/video-streaming-playlist' | |
14 | import { updateMasterHLSPlaylist, updateSha256VODSegments } from './hls' | |
15 | import { generateVideoStreamingPlaylistName, getVideoFilename, getVideoFilePath } from './video-paths' | |
16 | import { availableEncoders } from './video-transcoding-profiles' | |
17 | ||
18 | /** | |
19 | * | |
20 | * Functions that run transcoding functions, update the database, cleanup files, create torrent files... | |
21 | * Mainly called by the job queue | |
22 | * | |
23 | */ | |
24 | ||
25 | // Optimize the original video file and replace it. The resolution is not changed. | |
26 | async function optimizeOriginalVideofile (video: MVideoWithFile, inputVideoFileArg?: MVideoFile) { | |
27 | const transcodeDirectory = CONFIG.STORAGE.TMP_DIR | |
28 | const newExtname = '.mp4' | |
29 | ||
30 | const inputVideoFile = inputVideoFileArg || video.getMaxQualityFile() | |
31 | const videoInputPath = getVideoFilePath(video, inputVideoFile) | |
32 | const videoTranscodedPath = join(transcodeDirectory, video.id + '-transcoded' + newExtname) | |
33 | ||
34 | const transcodeType: TranscodeOptionsType = await canDoQuickTranscode(videoInputPath) | |
35 | ? 'quick-transcode' | |
36 | : 'video' | |
37 | ||
38 | const transcodeOptions: TranscodeOptions = { | |
39 | type: transcodeType, | |
40 | ||
41 | inputPath: videoInputPath, | |
42 | outputPath: videoTranscodedPath, | |
43 | ||
44 | availableEncoders, | |
45 | profile: 'default', | |
46 | ||
47 | resolution: inputVideoFile.resolution | |
48 | } | |
49 | ||
50 | // Could be very long! | |
51 | await transcode(transcodeOptions) | |
52 | ||
53 | try { | |
54 | await remove(videoInputPath) | |
55 | ||
56 | // Important to do this before getVideoFilename() to take in account the new file extension | |
57 | inputVideoFile.extname = newExtname | |
58 | ||
59 | const videoOutputPath = getVideoFilePath(video, inputVideoFile) | |
60 | ||
61 | await onVideoFileTranscoding(video, inputVideoFile, videoTranscodedPath, videoOutputPath) | |
62 | ||
63 | return transcodeType | |
64 | } catch (err) { | |
65 | // Auto destruction... | |
66 | video.destroy().catch(err => logger.error('Cannot destruct video after transcoding failure.', { err })) | |
67 | ||
68 | throw err | |
69 | } | |
70 | } | |
71 | ||
72 | // Transcode the original video file to a lower resolution. | |
73 | async function transcodeNewResolution (video: MVideoWithFile, resolution: VideoResolution, isPortrait: boolean) { | |
74 | const transcodeDirectory = CONFIG.STORAGE.TMP_DIR | |
75 | const extname = '.mp4' | |
76 | ||
77 | // We are sure it's x264 in mp4 because optimizeOriginalVideofile was already executed | |
78 | const videoInputPath = getVideoFilePath(video, video.getMaxQualityFile()) | |
79 | ||
80 | const newVideoFile = new VideoFileModel({ | |
81 | resolution, | |
82 | extname, | |
83 | size: 0, | |
84 | videoId: video.id | |
85 | }) | |
86 | const videoOutputPath = getVideoFilePath(video, newVideoFile) | |
87 | const videoTranscodedPath = join(transcodeDirectory, getVideoFilename(video, newVideoFile)) | |
88 | ||
89 | const transcodeOptions = resolution === VideoResolution.H_NOVIDEO | |
90 | ? { | |
91 | type: 'only-audio' as 'only-audio', | |
92 | ||
93 | inputPath: videoInputPath, | |
94 | outputPath: videoTranscodedPath, | |
95 | ||
96 | availableEncoders, | |
97 | profile: 'default', | |
98 | ||
99 | resolution | |
100 | } | |
101 | : { | |
102 | type: 'video' as 'video', | |
103 | inputPath: videoInputPath, | |
104 | outputPath: videoTranscodedPath, | |
105 | ||
106 | availableEncoders, | |
107 | profile: 'default', | |
108 | ||
109 | resolution, | |
110 | isPortraitMode: isPortrait | |
111 | } | |
112 | ||
113 | await transcode(transcodeOptions) | |
114 | ||
115 | return onVideoFileTranscoding(video, newVideoFile, videoTranscodedPath, videoOutputPath) | |
116 | } | |
117 | ||
118 | // Merge an image with an audio file to create a video | |
119 | async function mergeAudioVideofile (video: MVideoWithAllFiles, resolution: VideoResolution) { | |
120 | const transcodeDirectory = CONFIG.STORAGE.TMP_DIR | |
121 | const newExtname = '.mp4' | |
122 | ||
123 | const inputVideoFile = video.getMinQualityFile() | |
124 | ||
125 | const audioInputPath = getVideoFilePath(video, inputVideoFile) | |
126 | const videoTranscodedPath = join(transcodeDirectory, video.id + '-transcoded' + newExtname) | |
127 | ||
128 | // If the user updates the video preview during transcoding | |
129 | const previewPath = video.getPreview().getPath() | |
130 | const tmpPreviewPath = join(CONFIG.STORAGE.TMP_DIR, basename(previewPath)) | |
131 | await copyFile(previewPath, tmpPreviewPath) | |
132 | ||
133 | const transcodeOptions = { | |
134 | type: 'merge-audio' as 'merge-audio', | |
135 | ||
136 | inputPath: tmpPreviewPath, | |
137 | outputPath: videoTranscodedPath, | |
138 | ||
139 | availableEncoders, | |
140 | profile: 'default', | |
141 | ||
142 | audioPath: audioInputPath, | |
143 | resolution | |
144 | } | |
145 | ||
146 | try { | |
147 | await transcode(transcodeOptions) | |
148 | ||
149 | await remove(audioInputPath) | |
150 | await remove(tmpPreviewPath) | |
151 | } catch (err) { | |
152 | await remove(tmpPreviewPath) | |
153 | throw err | |
154 | } | |
155 | ||
156 | // Important to do this before getVideoFilename() to take in account the new file extension | |
157 | inputVideoFile.extname = newExtname | |
158 | ||
159 | const videoOutputPath = getVideoFilePath(video, inputVideoFile) | |
160 | // ffmpeg generated a new video file, so update the video duration | |
161 | // See https://trac.ffmpeg.org/ticket/5456 | |
162 | video.duration = await getDurationFromVideoFile(videoTranscodedPath) | |
163 | await video.save() | |
164 | ||
165 | return onVideoFileTranscoding(video, inputVideoFile, videoTranscodedPath, videoOutputPath) | |
166 | } | |
167 | ||
168 | // Concat TS segments from a live video to a fragmented mp4 HLS playlist | |
169 | async function generateHlsPlaylistFromTS (options: { | |
170 | video: MVideoWithFile | |
171 | concatenatedTsFilePath: string | |
172 | resolution: VideoResolution | |
173 | isPortraitMode: boolean | |
174 | isAAC: boolean | |
175 | }) { | |
176 | return generateHlsPlaylistCommon({ | |
177 | video: options.video, | |
178 | resolution: options.resolution, | |
179 | isPortraitMode: options.isPortraitMode, | |
180 | inputPath: options.concatenatedTsFilePath, | |
181 | type: 'hls-from-ts' as 'hls-from-ts', | |
182 | isAAC: options.isAAC | |
183 | }) | |
184 | } | |
185 | ||
186 | // Generate an HLS playlist from an input file, and update the master playlist | |
187 | function generateHlsPlaylist (options: { | |
188 | video: MVideoWithFile | |
189 | videoInputPath: string | |
190 | resolution: VideoResolution | |
191 | copyCodecs: boolean | |
192 | isPortraitMode: boolean | |
193 | }) { | |
194 | return generateHlsPlaylistCommon({ | |
195 | video: options.video, | |
196 | resolution: options.resolution, | |
197 | copyCodecs: options.copyCodecs, | |
198 | isPortraitMode: options.isPortraitMode, | |
199 | inputPath: options.videoInputPath, | |
200 | type: 'hls' as 'hls' | |
201 | }) | |
202 | } | |
203 | ||
204 | function getEnabledResolutions (type: 'vod' | 'live') { | |
205 | const transcoding = type === 'vod' | |
206 | ? CONFIG.TRANSCODING | |
207 | : CONFIG.LIVE.TRANSCODING | |
208 | ||
209 | return Object.keys(transcoding.RESOLUTIONS) | |
210 | .filter(key => transcoding.ENABLED && transcoding.RESOLUTIONS[key] === true) | |
211 | .map(r => parseInt(r, 10)) | |
212 | } | |
213 | ||
214 | // --------------------------------------------------------------------------- | |
215 | ||
216 | export { | |
217 | generateHlsPlaylist, | |
218 | generateHlsPlaylistFromTS, | |
219 | optimizeOriginalVideofile, | |
220 | transcodeNewResolution, | |
221 | mergeAudioVideofile, | |
222 | getEnabledResolutions | |
223 | } | |
224 | ||
225 | // --------------------------------------------------------------------------- | |
226 | ||
227 | async function onVideoFileTranscoding (video: MVideoWithFile, videoFile: MVideoFile, transcodingPath: string, outputPath: string) { | |
228 | const stats = await stat(transcodingPath) | |
229 | const fps = await getVideoFileFPS(transcodingPath) | |
230 | const metadata = await getMetadataFromFile(transcodingPath) | |
231 | ||
232 | await move(transcodingPath, outputPath, { overwrite: true }) | |
233 | ||
234 | videoFile.size = stats.size | |
235 | videoFile.fps = fps | |
236 | videoFile.metadata = metadata | |
237 | ||
238 | await createTorrentAndSetInfoHash(video, videoFile) | |
239 | ||
240 | await VideoFileModel.customUpsert(videoFile, 'video', undefined) | |
241 | video.VideoFiles = await video.$get('VideoFiles') | |
242 | ||
243 | return video | |
244 | } | |
245 | ||
246 | async function generateHlsPlaylistCommon (options: { | |
247 | type: 'hls' | 'hls-from-ts' | |
248 | video: MVideoWithFile | |
249 | inputPath: string | |
250 | resolution: VideoResolution | |
251 | copyCodecs?: boolean | |
252 | isAAC?: boolean | |
253 | isPortraitMode: boolean | |
254 | }) { | |
255 | const { type, video, inputPath, resolution, copyCodecs, isPortraitMode, isAAC } = options | |
256 | ||
257 | const baseHlsDirectory = join(HLS_STREAMING_PLAYLIST_DIRECTORY, video.uuid) | |
258 | await ensureDir(join(HLS_STREAMING_PLAYLIST_DIRECTORY, video.uuid)) | |
259 | ||
260 | const outputPath = join(baseHlsDirectory, VideoStreamingPlaylistModel.getHlsPlaylistFilename(resolution)) | |
261 | const videoFilename = generateVideoStreamingPlaylistName(video.uuid, resolution) | |
262 | ||
263 | const transcodeOptions = { | |
264 | type, | |
265 | ||
266 | inputPath, | |
267 | outputPath, | |
268 | ||
269 | availableEncoders, | |
270 | profile: 'default', | |
271 | ||
272 | resolution, | |
273 | copyCodecs, | |
274 | isPortraitMode, | |
275 | ||
276 | isAAC, | |
277 | ||
278 | hlsPlaylist: { | |
279 | videoFilename | |
280 | } | |
281 | } | |
282 | ||
283 | await transcode(transcodeOptions) | |
284 | ||
285 | const playlistUrl = WEBSERVER.URL + VideoStreamingPlaylistModel.getHlsMasterPlaylistStaticPath(video.uuid) | |
286 | ||
287 | const [ videoStreamingPlaylist ] = await VideoStreamingPlaylistModel.upsert({ | |
288 | videoId: video.id, | |
289 | playlistUrl, | |
290 | segmentsSha256Url: WEBSERVER.URL + VideoStreamingPlaylistModel.getHlsSha256SegmentsStaticPath(video.uuid, video.isLive), | |
291 | p2pMediaLoaderInfohashes: [], | |
292 | p2pMediaLoaderPeerVersion: P2P_MEDIA_LOADER_PEER_VERSION, | |
293 | ||
294 | type: VideoStreamingPlaylistType.HLS | |
295 | }, { returning: true }) as [ MStreamingPlaylistFilesVideo, boolean ] | |
296 | videoStreamingPlaylist.Video = video | |
297 | ||
298 | const newVideoFile = new VideoFileModel({ | |
299 | resolution, | |
300 | extname: extnameUtil(videoFilename), | |
301 | size: 0, | |
302 | fps: -1, | |
303 | videoStreamingPlaylistId: videoStreamingPlaylist.id | |
304 | }) | |
305 | ||
306 | const videoFilePath = getVideoFilePath(videoStreamingPlaylist, newVideoFile) | |
307 | const stats = await stat(videoFilePath) | |
308 | ||
309 | newVideoFile.size = stats.size | |
310 | newVideoFile.fps = await getVideoFileFPS(videoFilePath) | |
311 | newVideoFile.metadata = await getMetadataFromFile(videoFilePath) | |
312 | ||
313 | await createTorrentAndSetInfoHash(videoStreamingPlaylist, newVideoFile) | |
314 | ||
315 | await VideoFileModel.customUpsert(newVideoFile, 'streaming-playlist', undefined) | |
316 | videoStreamingPlaylist.VideoFiles = await videoStreamingPlaylist.$get('VideoFiles') | |
317 | ||
318 | videoStreamingPlaylist.p2pMediaLoaderInfohashes = VideoStreamingPlaylistModel.buildP2PMediaLoaderInfoHashes( | |
319 | playlistUrl, videoStreamingPlaylist.VideoFiles | |
320 | ) | |
321 | await videoStreamingPlaylist.save() | |
322 | ||
323 | video.setHLSPlaylist(videoStreamingPlaylist) | |
324 | ||
325 | await updateMasterHLSPlaylist(video) | |
326 | await updateSha256VODSegments(video) | |
327 | ||
328 | return outputPath | |
329 | } |