scripts/optimize-old-videos.ts

   1 import { 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
   7 run()
   8   .then(() => process.exit(0))
   9   .catch(err => {
  10     console.error(err)
  11     process.exit(-1)
  12   })
  13
  14 async function run () {
  15   const localVideos = await VideoModel.listLocal()
  16
  17   for (const video of localVideos) {
  18     for (const file of video.VideoFiles) {
  19       const inputPath = video.getVideoFilename(file)
  20
  21       const [ videoBitrate, fps, resolution ] = await Promise.all([
  22         getVideoFileBitrate(inputPath),
  23         getVideoFileFPS(inputPath),
  24         getVideoFileResolution(inputPath)
  25       ])
  26
  27       const isMaxBitrateExceeded = videoBitrate > getMaxBitrate(resolution.videoFileResolution, fps, VIDEO_TRANSCODING_FPS)
  28       if (isMaxBitrateExceeded) {
  29         await optimizeVideofile(video, file)
  30       }
  31     }
  32   }
  33
  34   console.log('Finished optimizing videos')
  35 }