server/lib/job-queue/handlers/video-file.ts

   1 import * as kue from 'kue'
   2 import { VideoResolution } from '../../../../shared'
   3 import { VideoPrivacy } from '../../../../shared/models/videos'
   4 import { logger } from '../../../helpers/logger'
   5 import { computeResolutionsToTranscode } from '../../../helpers/utils'
   6 import { sequelizeTypescript } from '../../../initializers'
   7 import { VideoModel } from '../../../models/video/video'
   8 import { shareVideoByServerAndChannel } from '../../activitypub'
   9 import { sendCreateVideo, sendUpdateVideo } from '../../activitypub/send'
  10 import { JobQueue } from '../job-queue'
  11
  12 export type VideoFilePayload = {
  13   videoUUID: string
  14   resolution?: VideoResolution,
  15   isPortraitMode?: boolean
  16 }
  17
  18 async function processVideoFile (job: kue.Job) {
  19   const payload = job.data as VideoFilePayload
  20   logger.info('Processing video file in job %d.', job.id)
  21
  22   const video = await VideoModel.loadByUUIDAndPopulateAccountAndServerAndTags(payload.videoUUID)
  23   // No video, maybe deleted?
  24   if (!video) {
  25     logger.info('Do not process job %d, video does not exist.', job.id, { videoUUID: video.uuid })
  26     return undefined
  27   }
  28
  29   // Transcoding in other resolution
  30   if (payload.resolution) {
  31     await video.transcodeOriginalVideofile(payload.resolution, payload.isPortraitMode)
  32     await onVideoFileTranscoderSuccess(video)
  33   } else {
  34     await video.optimizeOriginalVideofile()
  35     await onVideoFileOptimizerSuccess(video)
  36   }
  37
  38   return video
  39 }
  40
  41 async function onVideoFileTranscoderSuccess (video: VideoModel) {
  42   if (video === undefined) return undefined
  43
  44   // Maybe the video changed in database, refresh it
  45   const videoDatabase = await VideoModel.loadByUUIDAndPopulateAccountAndServerAndTags(video.uuid)
  46   // Video does not exist anymore
  47   if (!videoDatabase) return undefined
  48
  49   if (video.privacy !== VideoPrivacy.PRIVATE) {
  50     await sendUpdateVideo(video, undefined)
  51   }
  52
  53   return undefined
  54 }
  55
  56 async function onVideoFileOptimizerSuccess (video: VideoModel) {
  57   if (video === undefined) return undefined
  58
  59   // Maybe the video changed in database, refresh it
  60   const videoDatabase = await VideoModel.loadByUUIDAndPopulateAccountAndServerAndTags(video.uuid)
  61   // Video does not exist anymore
  62   if (!videoDatabase) return undefined
  63
  64   if (video.privacy !== VideoPrivacy.PRIVATE) {
  65     // Now we'll add the video's meta data to our followers
  66     await sendCreateVideo(video, undefined)
  67     await shareVideoByServerAndChannel(video, undefined)
  68   }
  69
  70   const { videoFileResolution } = await videoDatabase.getOriginalFileResolution()
  71
  72   // Create transcoding jobs if there are enabled resolutions
  73   const resolutionsEnabled = computeResolutionsToTranscode(videoFileResolution)
  74   logger.info(
  75     'Resolutions computed for video %s and origin file height of %d.', videoDatabase.uuid, videoFileResolution,
  76     { resolutions: resolutionsEnabled }
  77   )
  78
  79   if (resolutionsEnabled.length !== 0) {
  80     try {
  81       await sequelizeTypescript.transaction(async t => {
  82         const tasks: Promise<any>[] = []
  83
  84         for (const resolution of resolutionsEnabled) {
  85           const dataInput = {
  86             videoUUID: videoDatabase.uuid,
  87             resolution
  88           }
  89
  90           const p = JobQueue.Instance.createJob({ type: 'video-file', payload: dataInput })
  91           tasks.push(p)
  92         }
  93
  94         await Promise.all(tasks)
  95       })
  96
  97       logger.info('Transcoding jobs created for uuid %s.', videoDatabase.uuid, { resolutionsEnabled })
  98     } catch (err) {
  99       logger.warn('Cannot transcode the video.', err)
 100     }
 101   } else {
 102     logger.info('No transcoding jobs created for video %s (no resolutions enabled).')
 103     return undefined
 104   }
 105 }
 106
 107 // ---------------------------------------------------------------------------
 108
 109 export {
 110   processVideoFile
 111 }