import * as program from 'commander'
import * as ffmpeg from 'fluent-ffmpeg'
-import { availableEncoders } from '@server/lib/video-transcoding-profiles'
import { buildx264VODCommand, runCommand, TranscodeOptions } from '@server/helpers/ffmpeg-utils'
import { exit } from 'process'
+import { VideoTranscodingProfilesManager } from '@server/lib/video-transcoding-profiles'
program
.arguments('<path>')
inputPath: path,
outputPath: '/dev/null',
- availableEncoders,
+ availableEncoders: VideoTranscodingProfilesManager.Instance.getAvailableEncoders(),
profile: 'default',
resolution: +cmd.resolution,
import * as ffmpeg from 'fluent-ffmpeg'
import { readFile, remove, writeFile } from 'fs-extra'
import { dirname, join } from 'path'
-import { FFMPEG_NICE, VIDEO_LIVE, VIDEO_TRANSCODING_ENCODERS } from '@server/initializers/constants'
+import { FFMPEG_NICE, VIDEO_LIVE } from '@server/initializers/constants'
import { VideoResolution } from '../../shared/models/videos'
import { checkFFmpegEncoders } from '../initializers/checker-before-init'
import { CONFIG } from '../initializers/config'
}
export type AvailableEncoders = {
- [ id in 'live' | 'vod' ]: {
- [ encoder in 'libx264' | 'aac' | 'libfdk_aac' ]?: EncoderProfile<EncoderOptionsBuilder>
+ live: {
+ [ encoder: string ]: EncoderProfile<EncoderOptionsBuilder>
+ }
+
+ vod: {
+ [ encoder: string ]: EncoderProfile<EncoderOptionsBuilder>
+ }
+
+ encodersToTry: {
+ video: string[]
+ audio: string[]
}
}
+type StreamType = 'audio' | 'video'
+
// ---------------------------------------------------------------------------
// Image manipulation
// ---------------------------------------------------------------------------
const baseEncoderBuilderParams = {
input,
+
availableEncoders,
profile,
+
fps: resolutionFPS,
resolution,
streamNum: i,
}
{
- const builderResult = await getEncoderBuilderResult(Object.assign({}, baseEncoderBuilderParams, { streamType: 'VIDEO' }))
+ const streamType: StreamType = 'video'
+ const builderResult = await getEncoderBuilderResult(Object.assign({}, baseEncoderBuilderParams, { streamType }))
if (!builderResult) {
throw new Error('No available live video encoder found')
}
}
{
- const builderResult = await getEncoderBuilderResult(Object.assign({}, baseEncoderBuilderParams, { streamType: 'AUDIO' }))
+ const streamType: StreamType = 'audio'
+ const builderResult = await getEncoderBuilderResult(Object.assign({}, baseEncoderBuilderParams, { streamType }))
if (!builderResult) {
throw new Error('No available live audio encoder found')
}
// Transcoding presets
// ---------------------------------------------------------------------------
+// Run encoder builder depending on available encoders
+// Try encoders by priority: if the encoder is available, run the chosen profile or fallback to the default one
+// If the default one does not exist, check the next encoder
async function getEncoderBuilderResult (options: {
- streamType: string
+ streamType: 'video' | 'audio'
input: string
availableEncoders: AvailableEncoders
}) {
const { availableEncoders, input, profile, resolution, streamType, fps, streamNum, videoType } = options
- const encodersToTry: string[] = VIDEO_TRANSCODING_ENCODERS[streamType]
+ const encodersToTry = availableEncoders.encodersToTry[streamType]
+ const encoders = availableEncoders[videoType]
for (const encoder of encodersToTry) {
- if (!(await checkFFmpegEncoders()).get(encoder) || !availableEncoders[videoType][encoder]) continue
+ if (!(await checkFFmpegEncoders()).get(encoder) || !encoders[encoder]) continue
- const builderProfiles: EncoderProfile<EncoderOptionsBuilder> = availableEncoders[videoType][encoder]
+ // An object containing available profiles for this encoder
+ const builderProfiles: EncoderProfile<EncoderOptionsBuilder> = encoders[encoder]
let builder = builderProfiles[profile]
if (!builder) {
logger.debug('Profile %s for encoder %s not available. Fallback to default.', profile, encoder)
builder = builderProfiles.default
+
+ if (!builder) {
+ logger.debug('Default profile for encoder %s not available. Try next available encoder.', encoder)
+ continue
+ }
}
const result = await builder({ input, resolution: resolution, fps, streamNum })
// Audio encoder
const parsedAudio = await getAudioStream(input)
- let streamsToProcess = [ 'AUDIO', 'VIDEO' ]
+ let streamsToProcess: StreamType[] = [ 'audio', 'video' ]
if (!parsedAudio.audioStream) {
localCommand = localCommand.noAudio()
- streamsToProcess = [ 'VIDEO' ]
+ streamsToProcess = [ 'audio' ]
}
for (const streamType of streamsToProcess) {
logger.debug('Apply ffmpeg params from %s.', builderResult.encoder, builderResult)
- if (streamType === 'VIDEO') {
+ if (streamType === 'video') {
localCommand.videoCodec(builderResult.encoder)
- } else if (streamType === 'AUDIO') {
+ } else if (streamType === 'audio') {
localCommand.audioCodec(builderResult.encoder)
}
KEEP_ORIGIN_FPS_RESOLUTION_MIN: 720 // We keep the original FPS on high resolutions (720 minimum)
}
-const VIDEO_TRANSCODING_ENCODERS = {
- VIDEO: [ 'libx264' ],
-
- // Try the first one, if not available try the second one etc
- AUDIO: [
- // we favor VBR, if a good AAC encoder is available
- 'libfdk_aac',
- 'aac'
- ]
-}
-
const DEFAULT_AUDIO_RESOLUTION = VideoResolution.H_480P
const VIDEO_RATE_TYPES: { [ id: string ]: VideoRateType } = {
ACTOR_FOLLOW_SCORE,
PREVIEWS_SIZE,
REMOTE_SCHEME,
- VIDEO_TRANSCODING_ENCODERS,
FOLLOW_STATES,
DEFAULT_USER_THEME_NAME,
SERVER_ACTOR_NAME,
import { PeerTubeSocket } from './peertube-socket'
import { isAbleToUploadVideo } from './user'
import { getHLSDirectory } from './video-paths'
-import { availableEncoders } from './video-transcoding-profiles'
+import { VideoTranscodingProfilesManager } from './video-transcoding-profiles'
import memoizee = require('memoizee')
const NodeRtmpSession = require('node-media-server/node_rtmp_session')
outPath,
resolutions: allResolutions,
fps,
- availableEncoders,
+ availableEncoders: VideoTranscodingProfilesManager.Instance.getAvailableEncoders(),
profile: 'default'
})
: getLiveMuxingCommand(rtmpUrl, outPath)
return { outputOptions: [ buildStreamSuffix('-q:a', streamNum), '5' ] }
}
-const availableEncoders: AvailableEncoders = {
- vod: {
- libx264: {
- default: defaultX264VODOptionsBuilder
- },
- aac: {
- default: defaultAACOptionsBuilder
+// Used to get and update available encoders
+class VideoTranscodingProfilesManager {
+ private static instance: VideoTranscodingProfilesManager
+
+ // 1 === less priority
+ private readonly encodersPriorities = {
+ video: [
+ { name: 'libx264', priority: 100 }
+ ],
+
+ // Try the first one, if not available try the second one etc
+ audio: [
+ // we favor VBR, if a good AAC encoder is available
+ { name: 'libfdk_aac', priority: 200 },
+ { name: 'aac', priority: 100 }
+ ]
+ }
+
+ private readonly availableEncoders = {
+ vod: {
+ libx264: {
+ default: defaultX264VODOptionsBuilder
+ },
+ aac: {
+ default: defaultAACOptionsBuilder
+ },
+ libfdk_aac: {
+ default: defaultLibFDKAACVODOptionsBuilder
+ }
},
- libfdk_aac: {
- default: defaultLibFDKAACVODOptionsBuilder
+ live: {
+ libx264: {
+ default: defaultX264LiveOptionsBuilder
+ },
+ aac: {
+ default: defaultAACOptionsBuilder
+ }
}
- },
- live: {
- libx264: {
- default: defaultX264LiveOptionsBuilder
- },
- aac: {
- default: defaultAACOptionsBuilder
+ }
+
+ private constructor () {
+
+ }
+
+ getAvailableEncoders (): AvailableEncoders {
+ const encodersToTry = {
+ video: this.getEncodersByPriority('video'),
+ audio: this.getEncodersByPriority('audio')
}
+
+ return Object.assign({}, this.availableEncoders, { encodersToTry })
+ }
+
+ getAvailableProfiles (type: 'vod' | 'live') {
+ return this.availableEncoders[type]
+ }
+
+ private getEncodersByPriority (type: 'video' | 'audio') {
+ return this.encodersPriorities[type]
+ .sort((e1, e2) => {
+ if (e1.priority > e2.priority) return -1
+ else if (e1.priority === e2.priority) return 0
+
+ return 1
+ })
+ .map(e => e.name)
+ }
+
+ static get Instance () {
+ return this.instance || (this.instance = new this())
}
}
// ---------------------------------------------------------------------------
export {
- availableEncoders
+ VideoTranscodingProfilesManager
}
// ---------------------------------------------------------------------------
import { VideoStreamingPlaylistModel } from '../models/video/video-streaming-playlist'
import { updateMasterHLSPlaylist, updateSha256VODSegments } from './hls'
import { generateVideoStreamingPlaylistName, getVideoFilename, getVideoFilePath } from './video-paths'
-import { availableEncoders } from './video-transcoding-profiles'
+import { VideoTranscodingProfilesManager } from './video-transcoding-profiles'
/**
*
inputPath: videoInputPath,
outputPath: videoTranscodedPath,
- availableEncoders,
+ availableEncoders: VideoTranscodingProfilesManager.Instance.getAvailableEncoders(),
profile: 'default',
resolution: inputVideoFile.resolution,
inputPath: videoInputPath,
outputPath: videoTranscodedPath,
- availableEncoders,
+ availableEncoders: VideoTranscodingProfilesManager.Instance.getAvailableEncoders(),
profile: 'default',
resolution,
inputPath: videoInputPath,
outputPath: videoTranscodedPath,
- availableEncoders,
+ availableEncoders: VideoTranscodingProfilesManager.Instance.getAvailableEncoders(),
profile: 'default',
resolution,
inputPath: tmpPreviewPath,
outputPath: videoTranscodedPath,
- availableEncoders,
+ availableEncoders: VideoTranscodingProfilesManager.Instance.getAvailableEncoders(),
profile: 'default',
audioPath: audioInputPath,
inputPath,
outputPath,
- availableEncoders,
+ availableEncoders: VideoTranscodingProfilesManager.Instance.getAvailableEncoders(),
profile: 'default',
resolution,