scripts/optimize-old-videos.ts

   1 import { CONFIG, VIDEO_TRANSCODING_FPS } from '../server/initializers/constants'
   2 import { getVideoFileBitrate, getVideoFileFPS, getVideoFileResolution } from '../server/helpers/ffmpeg-utils'
   3 import { getMaxBitrate } from '../shared/models/videos'
   4 import { VideoModel } from '../server/models/video/video'
   5 import { optimizeVideofile } from '../server/lib/video-transcoding'
   6 import { initDatabaseModels } from '../server/initializers'
   7 import { join } from 'path'
   8
   9 run()
  10   .then(() => process.exit(0))
  11   .catch(err => {
  12     console.error(err)
  13     process.exit(-1)
  14   })
  15
  16 async function run () {
  17   await initDatabaseModels(true)
  18
  19   const localVideos = await VideoModel.listLocal()
  20
  21   for (const video of localVideos) {
  22     for (const file of video.VideoFiles) {
  23       const inputPath = join(CONFIG.STORAGE.VIDEOS_DIR, video.getVideoFilename(file))
  24
  25       const [ videoBitrate, fps, resolution ] = await Promise.all([
  26         getVideoFileBitrate(inputPath),
  27         getVideoFileFPS(inputPath),
  28         getVideoFileResolution(inputPath)
  29       ])
  30
  31       const isMaxBitrateExceeded = videoBitrate > getMaxBitrate(resolution.videoFileResolution, fps, VIDEO_TRANSCODING_FPS)
  32       if (isMaxBitrateExceeded) {
  33         await optimizeVideofile(video, file)
  34       }
  35     }
  36   }
  37
  38   console.log('Finished optimizing videos')
  39 }