server/tests/cli/print-transcode-command.ts

   1 /* eslint-disable @typescript-eslint/no-unused-expressions,@typescript-eslint/require-await */
   2
   3 import 'mocha'
   4 import * as chai from 'chai'
   5 import { execCLI } from '../../../shared/extra-utils'
   6 import { getTargetBitrate, VideoResolution } from '../../../shared/models/videos'
   7 import { VIDEO_TRANSCODING_FPS } from '../../initializers/constants'
   8 import { getVideoFileBitrate, getVideoFileFPS } from '@server/helpers/ffprobe-utils'
   9
  10 const expect = chai.expect
  11
  12 describe('Test create transcoding jobs', function () {
  13   it('Should print the correct command for each resolution', async function () {
  14     const fixturePath = 'server/tests/fixtures/video_short.webm'
  15     const fps = await getVideoFileFPS(fixturePath)
  16     const bitrate = await getVideoFileBitrate(fixturePath)
  17
  18     for (const resolution of [
  19       VideoResolution.H_720P,
  20       VideoResolution.H_1080P
  21     ]) {
  22       const command = await execCLI(`npm run print-transcode-command -- ${fixturePath} -r ${resolution}`)
  23       const targetBitrate = Math.min(getTargetBitrate(resolution, fps, VIDEO_TRANSCODING_FPS), bitrate)
  24
  25       expect(command).to.includes(`-y -acodec aac -vcodec libx264 -filter:v scale=w=trunc(oh*a/2)*2:h=${resolution}`)
  26       expect(command).to.includes('-f mp4')
  27       expect(command).to.includes('-movflags faststart')
  28       expect(command).to.includes('-b:a 256k')
  29       expect(command).to.includes('-r 25')
  30       expect(command).to.includes('-level:v 3.1')
  31       expect(command).to.includes('-g:v 50')
  32       expect(command).to.includes(`-maxrate ${targetBitrate}`)
  33       expect(command).to.includes(`-bufsize ${targetBitrate * 2}`)
  34     }
  35   })
  36 })