shared/ffmpeg/ffmpeg-version.ts

   1 import { exec } from 'child_process'
   2 import ffmpeg from 'fluent-ffmpeg'
   3
   4 export function getFFmpegVersion () {
   5   return new Promise<string>((res, rej) => {
   6     (ffmpeg() as any)._getFfmpegPath((err, ffmpegPath) => {
   7       if (err) return rej(err)
   8       if (!ffmpegPath) return rej(new Error('Could not find ffmpeg path'))
   9
  10       return exec(`${ffmpegPath} -version`, (err, stdout) => {
  11         if (err) return rej(err)
  12
  13         const parsed = stdout.match(/ffmpeg version .?(\d+\.\d+(\.\d+)?)/)
  14         if (!parsed?.[1]) return rej(new Error(`Could not find ffmpeg version in ${stdout}`))
  15
  16         // Fix ffmpeg version that does not include patch version (4.4 for example)
  17         let version = parsed[1]
  18         if (version.match(/^\d+\.\d+$/)) {
  19           version += '.0'
  20         }
  21       })
  22     })
  23   })
  24 }