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1 | import * as Bull from 'bull' | |
2 | import { VideoResolution, VideoState } from '../../../../shared' | |
3 | import { logger } from '../../../helpers/logger' | |
4 | import { VideoModel } from '../../../models/video/video' | |
5 | import { JobQueue } from '../job-queue' | |
6 | import { federateVideoIfNeeded } from '../../activitypub' | |
7 | import { retryTransactionWrapper } from '../../../helpers/database-utils' | |
8 | import { sequelizeTypescript } from '../../../initializers' | |
9 | import * as Bluebird from 'bluebird' | |
10 | import { computeResolutionsToTranscode } from '../../../helpers/ffmpeg-utils' | |
11 | import { generateHlsPlaylist, optimizeVideofile, transcodeOriginalVideofile } from '../../video-transcoding' | |
12 | import { Notifier } from '../../notifier' | |
13 | import { CONFIG } from '../../../initializers/config' | |
14 | ||
15 | export type VideoTranscodingPayload = { | |
16 | videoUUID: string | |
17 | resolution?: VideoResolution | |
18 | isNewVideo?: boolean | |
19 | isPortraitMode?: boolean | |
20 | generateHlsPlaylist?: boolean | |
21 | } | |
22 | ||
23 | async function processVideoTranscoding (job: Bull.Job) { | |
24 | const payload = job.data as VideoTranscodingPayload | |
25 | logger.info('Processing video file in job %d.', job.id) | |
26 | ||
27 | const video = await VideoModel.loadAndPopulateAccountAndServerAndTags(payload.videoUUID) | |
28 | // No video, maybe deleted? | |
29 | if (!video) { | |
30 | logger.info('Do not process job %d, video does not exist.', job.id) | |
31 | return undefined | |
32 | } | |
33 | ||
34 | if (payload.generateHlsPlaylist) { | |
35 | await generateHlsPlaylist(video, payload.resolution, payload.isPortraitMode || false) | |
36 | ||
37 | await retryTransactionWrapper(onHlsPlaylistGenerationSuccess, video) | |
38 | } else if (payload.resolution) { // Transcoding in other resolution | |
39 | await transcodeOriginalVideofile(video, payload.resolution, payload.isPortraitMode || false) | |
40 | ||
41 | await retryTransactionWrapper(publishVideoIfNeeded, video, payload) | |
42 | } else { | |
43 | await optimizeVideofile(video) | |
44 | ||
45 | await retryTransactionWrapper(onVideoFileOptimizerSuccess, video, payload) | |
46 | } | |
47 | ||
48 | return video | |
49 | } | |
50 | ||
51 | async function onHlsPlaylistGenerationSuccess (video: VideoModel) { | |
52 | if (video === undefined) return undefined | |
53 | ||
54 | await sequelizeTypescript.transaction(async t => { | |
55 | // Maybe the video changed in database, refresh it | |
56 | let videoDatabase = await VideoModel.loadAndPopulateAccountAndServerAndTags(video.uuid, t) | |
57 | // Video does not exist anymore | |
58 | if (!videoDatabase) return undefined | |
59 | ||
60 | // If the video was not published, we consider it is a new one for other instances | |
61 | await federateVideoIfNeeded(videoDatabase, false, t) | |
62 | }) | |
63 | } | |
64 | ||
65 | async function publishVideoIfNeeded (video: VideoModel, payload?: VideoTranscodingPayload) { | |
66 | const { videoDatabase, videoPublished } = await sequelizeTypescript.transaction(async t => { | |
67 | // Maybe the video changed in database, refresh it | |
68 | let videoDatabase = await VideoModel.loadAndPopulateAccountAndServerAndTags(video.uuid, t) | |
69 | // Video does not exist anymore | |
70 | if (!videoDatabase) return undefined | |
71 | ||
72 | let videoPublished = false | |
73 | ||
74 | // We transcoded the video file in another format, now we can publish it | |
75 | if (videoDatabase.state !== VideoState.PUBLISHED) { | |
76 | videoPublished = true | |
77 | ||
78 | videoDatabase.state = VideoState.PUBLISHED | |
79 | videoDatabase.publishedAt = new Date() | |
80 | videoDatabase = await videoDatabase.save({ transaction: t }) | |
81 | } | |
82 | ||
83 | // If the video was not published, we consider it is a new one for other instances | |
84 | await federateVideoIfNeeded(videoDatabase, videoPublished, t) | |
85 | ||
86 | return { videoDatabase, videoPublished } | |
87 | }) | |
88 | ||
89 | if (videoPublished) { | |
90 | Notifier.Instance.notifyOnNewVideo(videoDatabase) | |
91 | Notifier.Instance.notifyOnVideoPublishedAfterTranscoding(videoDatabase) | |
92 | } | |
93 | ||
94 | await createHlsJobIfEnabled(payload) | |
95 | } | |
96 | ||
97 | async function onVideoFileOptimizerSuccess (videoArg: VideoModel, payload: VideoTranscodingPayload) { | |
98 | if (videoArg === undefined) return undefined | |
99 | ||
100 | // Outside the transaction (IO on disk) | |
101 | const { videoFileResolution } = await videoArg.getOriginalFileResolution() | |
102 | ||
103 | const { videoDatabase, videoPublished } = await sequelizeTypescript.transaction(async t => { | |
104 | // Maybe the video changed in database, refresh it | |
105 | let videoDatabase = await VideoModel.loadAndPopulateAccountAndServerAndTags(videoArg.uuid, t) | |
106 | // Video does not exist anymore | |
107 | if (!videoDatabase) return undefined | |
108 | ||
109 | // Create transcoding jobs if there are enabled resolutions | |
110 | const resolutionsEnabled = computeResolutionsToTranscode(videoFileResolution) | |
111 | logger.info( | |
112 | 'Resolutions computed for video %s and origin file height of %d.', videoDatabase.uuid, videoFileResolution, | |
113 | { resolutions: resolutionsEnabled } | |
114 | ) | |
115 | ||
116 | let videoPublished = false | |
117 | ||
118 | if (resolutionsEnabled.length !== 0) { | |
119 | const tasks: (Bluebird<Bull.Job<any>> | Promise<Bull.Job<any>>)[] = [] | |
120 | ||
121 | for (const resolution of resolutionsEnabled) { | |
122 | const dataInput = { | |
123 | videoUUID: videoDatabase.uuid, | |
124 | resolution | |
125 | } | |
126 | ||
127 | const p = JobQueue.Instance.createJob({ type: 'video-transcoding', payload: dataInput }) | |
128 | tasks.push(p) | |
129 | } | |
130 | ||
131 | await Promise.all(tasks) | |
132 | ||
133 | logger.info('Transcoding jobs created for uuid %s.', videoDatabase.uuid, { resolutionsEnabled }) | |
134 | } else { | |
135 | videoPublished = true | |
136 | ||
137 | // No transcoding to do, it's now published | |
138 | videoDatabase.state = VideoState.PUBLISHED | |
139 | videoDatabase = await videoDatabase.save({ transaction: t }) | |
140 | ||
141 | logger.info('No transcoding jobs created for video %s (no resolutions).', videoDatabase.uuid, { privacy: videoDatabase.privacy }) | |
142 | } | |
143 | ||
144 | await federateVideoIfNeeded(videoDatabase, payload.isNewVideo, t) | |
145 | ||
146 | return { videoDatabase, videoPublished } | |
147 | }) | |
148 | ||
149 | if (payload.isNewVideo) Notifier.Instance.notifyOnNewVideo(videoDatabase) | |
150 | if (videoPublished) Notifier.Instance.notifyOnVideoPublishedAfterTranscoding(videoDatabase) | |
151 | ||
152 | await createHlsJobIfEnabled(Object.assign({}, payload, { resolution: videoDatabase.getOriginalFile().resolution })) | |
153 | } | |
154 | ||
155 | // --------------------------------------------------------------------------- | |
156 | ||
157 | export { | |
158 | processVideoTranscoding, | |
159 | publishVideoIfNeeded | |
160 | } | |
161 | ||
162 | // --------------------------------------------------------------------------- | |
163 | ||
164 | function createHlsJobIfEnabled (payload?: VideoTranscodingPayload) { | |
165 | // Generate HLS playlist? | |
166 | if (payload && CONFIG.TRANSCODING.HLS.ENABLED) { | |
167 | const hlsTranscodingPayload = { | |
168 | videoUUID: payload.videoUUID, | |
169 | resolution: payload.resolution, | |
170 | isPortraitMode: payload.isPortraitMode, | |
171 | ||
172 | generateHlsPlaylist: true | |
173 | } | |
174 | ||
175 | return JobQueue.Instance.createJob({ type: 'video-transcoding', payload: hlsTranscodingPayload }) | |
176 | } | |
177 | } |