server/helpers/ffmpeg/ffmpeg-options.ts

   1 import { logger } from '@server/helpers/logger'
   2 import { CONFIG } from '@server/initializers/config'
   3 import { FFMPEG_NICE } from '@server/initializers/constants'
   4 import { FFmpegCommandWrapperOptions } from '@shared/ffmpeg'
   5 import { AvailableEncoders } from '@shared/models'
   6
   7 type CommandType = 'live' | 'vod' | 'thumbnail'
   8
   9 export function getFFmpegCommandWrapperOptions (type: CommandType, availableEncoders?: AvailableEncoders): FFmpegCommandWrapperOptions {
  10   return {
  11     availableEncoders,
  12     profile: getProfile(type),
  13
  14     niceness: FFMPEG_NICE[type.toUpperCase()],
  15     tmpDirectory: CONFIG.STORAGE.TMP_DIR,
  16     threads: getThreads(type),
  17
  18     logger: {
  19       debug: logger.debug.bind(logger),
  20       info: logger.info.bind(logger),
  21       warn: logger.warn.bind(logger),
  22       error: logger.error.bind(logger)
  23     },
  24     lTags: { tags: [ 'ffmpeg' ] }
  25   }
  26 }
  27
  28 // ---------------------------------------------------------------------------
  29 // Private
  30 // ---------------------------------------------------------------------------
  31
  32 function getThreads (type: CommandType) {
  33   if (type === 'live') return CONFIG.LIVE.TRANSCODING.THREADS
  34   if (type === 'vod') return CONFIG.TRANSCODING.THREADS
  35
  36   // Auto
  37   return 0
  38 }
  39
  40 function getProfile (type: CommandType) {
  41   if (type === 'live') return CONFIG.LIVE.TRANSCODING.PROFILE
  42   if (type === 'vod') return CONFIG.TRANSCODING.PROFILE
  43
  44   return undefined
  45 }