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 { getVideoFileBitrate, getVideoFileFPS } from '@server/helpers/ffprobe-utils'
   6 import { getMaxBitrate } from '@shared/core-utils'
   7 import { buildAbsoluteFixturePath, CLICommand } from '@shared/extra-utils'
   8 import { VideoResolution } from '../../../shared/models/videos'
   9
  10 const expect = chai.expect
  11
  12 describe('Test print transcode jobs', function () {
  13
  14   it('Should print the correct command for each resolution', async function () {
  15     const fixturePath = buildAbsoluteFixturePath('video_short.webm')
  16     const fps = await getVideoFileFPS(fixturePath)
  17     const bitrate = await getVideoFileBitrate(fixturePath)
  18
  19     for (const resolution of [
  20       VideoResolution.H_720P,
  21       VideoResolution.H_1080P
  22     ]) {
  23       const command = await CLICommand.exec(`npm run print-transcode-command -- ${fixturePath} -r ${resolution}`)
  24       const targetBitrate = Math.min(getMaxBitrate({ resolution, fps, ratio: 16 / 9 }), bitrate + (bitrate * 0.3))
  25
  26       expect(command).to.includes(`-vf scale=w=-2:h=${resolution}`)
  27       expect(command).to.includes(`-y -acodec aac -vcodec libx264`)
  28       expect(command).to.includes('-f mp4')
  29       expect(command).to.includes('-movflags faststart')
  30       expect(command).to.includes('-b:a 256k')
  31       expect(command).to.includes('-r 25')
  32       expect(command).to.includes('-level:v 3.1')
  33       expect(command).to.includes('-g:v 50')
  34       expect(command).to.includes(`-maxrate ${targetBitrate}`)
  35       expect(command).to.includes(`-bufsize ${targetBitrate * 2}`)
  36     }
  37   })
  38 })