aboutsummaryrefslogtreecommitdiffhomepage
path: root/server/lib/job-queue/handlers/video-file.ts
blob: 3a867b77fee2bb70f633fd256f374f4dfa4cd504 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
import * as Bull from 'bull'
import { VideoResolution, VideoState } from '../../../../shared'
import { logger } from '../../../helpers/logger'
import { VideoModel } from '../../../models/video/video'
import { JobQueue } from '../job-queue'
import { federateVideoIfNeeded } from '../../activitypub'
import { retryTransactionWrapper } from '../../../helpers/database-utils'
import { sequelizeTypescript, CONFIG } from '../../../initializers'
import * as Bluebird from 'bluebird'
import { computeResolutionsToTranscode } from '../../../helpers/ffmpeg-utils'
import { generateHlsPlaylist, importVideoFile, optimizeVideofile, transcodeOriginalVideofile } from '../../video-transcoding'
import { Notifier } from '../../notifier'

export type VideoFilePayload = {
  videoUUID: string
  resolution?: VideoResolution
  isNewVideo?: boolean
  isPortraitMode?: boolean
  generateHlsPlaylist?: boolean
}

export type VideoFileImportPayload = {
  videoUUID: string,
  filePath: string
}

async function processVideoFileImport (job: Bull.Job) {
  const payload = job.data as VideoFileImportPayload
  logger.info('Processing video file import in job %d.', job.id)

  const video = await VideoModel.loadAndPopulateAccountAndServerAndTags(payload.videoUUID)
  // No video, maybe deleted?
  if (!video) {
    logger.info('Do not process job %d, video does not exist.', job.id)
    return undefined
  }

  await importVideoFile(video, payload.filePath)

  await onVideoFileTranscoderOrImportSuccess(video)
  return video
}

async function processVideoFile (job: Bull.Job) {
  const payload = job.data as VideoFilePayload
  logger.info('Processing video file in job %d.', job.id)

  const video = await VideoModel.loadAndPopulateAccountAndServerAndTags(payload.videoUUID)
  // No video, maybe deleted?
  if (!video) {
    logger.info('Do not process job %d, video does not exist.', job.id)
    return undefined
  }

  if (payload.generateHlsPlaylist) {
    await generateHlsPlaylist(video, payload.resolution, payload.isPortraitMode || false)

    await retryTransactionWrapper(onHlsPlaylistGenerationSuccess, video)
  } else if (payload.resolution) { // Transcoding in other resolution
    await transcodeOriginalVideofile(video, payload.resolution, payload.isPortraitMode || false)

    await retryTransactionWrapper(onVideoFileTranscoderOrImportSuccess, video, payload)
  } else {
    await optimizeVideofile(video)

    await retryTransactionWrapper(onVideoFileOptimizerSuccess, video, payload)
  }

  return video
}

async function onHlsPlaylistGenerationSuccess (video: VideoModel) {
  if (video === undefined) return undefined

  await sequelizeTypescript.transaction(async t => {
    // Maybe the video changed in database, refresh it
    let videoDatabase = await VideoModel.loadAndPopulateAccountAndServerAndTags(video.uuid, t)
    // Video does not exist anymore
    if (!videoDatabase) return undefined

    // If the video was not published, we consider it is a new one for other instances
    await federateVideoIfNeeded(videoDatabase, false, t)
  })
}

async function onVideoFileTranscoderOrImportSuccess (video: VideoModel, payload?: VideoFilePayload) {
  if (video === undefined) return undefined

  const { videoDatabase, videoPublished } = await sequelizeTypescript.transaction(async t => {
    // Maybe the video changed in database, refresh it
    let videoDatabase = await VideoModel.loadAndPopulateAccountAndServerAndTags(video.uuid, t)
    // Video does not exist anymore
    if (!videoDatabase) return undefined

    let videoPublished = false

    // We transcoded the video file in another format, now we can publish it
    if (videoDatabase.state !== VideoState.PUBLISHED) {
      videoPublished = true

      videoDatabase.state = VideoState.PUBLISHED
      videoDatabase.publishedAt = new Date()
      videoDatabase = await videoDatabase.save({ transaction: t })
    }

    // If the video was not published, we consider it is a new one for other instances
    await federateVideoIfNeeded(videoDatabase, videoPublished, t)

    return { videoDatabase, videoPublished }
  })

  // don't notify prior to scheduled video update
  if (videoPublished && !videoDatabase.ScheduleVideoUpdate) {
    Notifier.Instance.notifyOnNewVideo(videoDatabase)
    Notifier.Instance.notifyOnPendingVideoPublished(videoDatabase)
  }

  await createHlsJobIfEnabled(payload)
}

async function onVideoFileOptimizerSuccess (videoArg: VideoModel, payload: VideoFilePayload) {
  if (videoArg === undefined) return undefined

  // Outside the transaction (IO on disk)
  const { videoFileResolution } = await videoArg.getOriginalFileResolution()

  const { videoDatabase, videoPublished } = await sequelizeTypescript.transaction(async t => {
    // Maybe the video changed in database, refresh it
    let videoDatabase = await VideoModel.loadAndPopulateAccountAndServerAndTags(videoArg.uuid, t)
    // Video does not exist anymore
    if (!videoDatabase) return undefined

    // Create transcoding jobs if there are enabled resolutions
    const resolutionsEnabled = computeResolutionsToTranscode(videoFileResolution)
    logger.info(
      'Resolutions computed for video %s and origin file height of %d.', videoDatabase.uuid, videoFileResolution,
      { resolutions: resolutionsEnabled }
    )

    let videoPublished = false

    if (resolutionsEnabled.length !== 0) {
      const tasks: (Bluebird<Bull.Job<any>> | Promise<Bull.Job<any>>)[] = []

      for (const resolution of resolutionsEnabled) {
        const dataInput = {
          videoUUID: videoDatabase.uuid,
          resolution
        }

        const p = JobQueue.Instance.createJob({ type: 'video-file', payload: dataInput })
        tasks.push(p)
      }

      await Promise.all(tasks)

      logger.info('Transcoding jobs created for uuid %s.', videoDatabase.uuid, { resolutionsEnabled })
    } else {
      videoPublished = true

      // No transcoding to do, it's now published
      videoDatabase.state = VideoState.PUBLISHED
      videoDatabase = await videoDatabase.save({ transaction: t })

      logger.info('No transcoding jobs created for video %s (no resolutions).', videoDatabase.uuid, { privacy: videoDatabase.privacy })
    }

    await federateVideoIfNeeded(videoDatabase, payload.isNewVideo, t)

    return { videoDatabase, videoPublished }
  })

  // don't notify prior to scheduled video update
  if (!videoDatabase.ScheduleVideoUpdate) {
    if (payload.isNewVideo) Notifier.Instance.notifyOnNewVideo(videoDatabase)
    if (videoPublished) Notifier.Instance.notifyOnPendingVideoPublished(videoDatabase)
  }

  await createHlsJobIfEnabled(Object.assign({}, payload, { resolution: videoDatabase.getOriginalFile().resolution }))
}

// ---------------------------------------------------------------------------

export {
  processVideoFile,
  processVideoFileImport
}

// ---------------------------------------------------------------------------

function createHlsJobIfEnabled (payload?: VideoFilePayload) {
  // Generate HLS playlist?
  if (payload && CONFIG.TRANSCODING.HLS.ENABLED) {
    const hlsTranscodingPayload = {
      videoUUID: payload.videoUUID,
      resolution: payload.resolution,
      isPortraitMode: payload.isPortraitMode,

      generateHlsPlaylist: true
    }

    return JobQueue.Instance.createJob({ type: 'video-file', payload: hlsTranscodingPayload })
  }
}