import { readFile, remove, writeFile } from 'fs-extra'
import { dirname, join } from 'path'
import { FFMPEG_NICE, VIDEO_LIVE } from '@server/initializers/constants'
-import { VideoResolution } from '../../shared/models/videos'
-import { checkFFmpegEncoders } from '../initializers/checker-before-init'
+import { AvailableEncoders, EncoderOptionsBuilder, EncoderProfile, VideoResolution } from '../../shared/models/videos'
import { CONFIG } from '../initializers/config'
+import { promisify0 } from './core-utils'
import { computeFPS, getAudioStream, getVideoFileFPS } from './ffprobe-utils'
import { processImage } from './image-utils'
import { logger } from './logger'
// Encoder options
// ---------------------------------------------------------------------------
-// Options builders
-
-export type EncoderOptionsBuilder = (params: {
- input: string
- resolution: VideoResolution
- fps?: number
- streamNum?: number
-}) => Promise<EncoderOptions> | EncoderOptions
+type StreamType = 'audio' | 'video'
-// Options types
+// ---------------------------------------------------------------------------
+// Encoders support
+// ---------------------------------------------------------------------------
-export interface EncoderOptions {
- copy?: boolean
- outputOptions: string[]
-}
+// Detect supported encoders by ffmpeg
+let supportedEncoders: Map<string, boolean>
+async function checkFFmpegEncoders (peertubeAvailableEncoders: AvailableEncoders): Promise<Map<string, boolean>> {
+ if (supportedEncoders !== undefined) {
+ return supportedEncoders
+ }
-// All our encoders
+ const getAvailableEncodersPromise = promisify0(ffmpeg.getAvailableEncoders)
+ const availableFFmpegEncoders = await getAvailableEncodersPromise()
-export interface EncoderProfile <T> {
- [ profile: string ]: T
+ const searchEncoders = new Set<string>()
+ for (const type of [ 'live', 'vod' ]) {
+ for (const streamType of [ 'audio', 'video' ]) {
+ for (const encoder of peertubeAvailableEncoders.encodersToTry[type][streamType]) {
+ searchEncoders.add(encoder)
+ }
+ }
+ }
- default: T
-}
+ supportedEncoders = new Map<string, boolean>()
-export type AvailableEncoders = {
- live: {
- [ encoder: string ]: EncoderProfile<EncoderOptionsBuilder>
+ for (const searchEncoder of searchEncoders) {
+ supportedEncoders.set(searchEncoder, availableFFmpegEncoders[searchEncoder] !== undefined)
}
- vod: {
- [ encoder: string ]: EncoderProfile<EncoderOptionsBuilder>
- }
+ logger.info('Built supported ffmpeg encoders.', { supportedEncoders, searchEncoders })
- encodersToTry: {
- video: string[]
- audio: string[]
- }
+ return supportedEncoders
}
-type StreamType = 'audio' | 'video'
+function resetSupportedEncoders () {
+ supportedEncoders = undefined
+}
// ---------------------------------------------------------------------------
// Image manipulation
const command = ffmpeg(path, { niceness: FFMPEG_NICE.THUMBNAIL })
.output(destination)
- return runCommand(command)
+ return runCommand({ command, silent: true })
}
function processGIF (
.size(`${newSize.width}x${newSize.height}`)
.output(destination)
- return runCommand(command)
+ return runCommand({ command })
}
async function generateImageFromVideoFile (fromPath: string, folder: string, imageName: string, size: { width: number, height: number }) {
command = await builders[options.type](command, options)
- await runCommand(command, options.job)
+ await runCommand({ command, job: options.job })
await fixHLSPlaylistIfNeeded(options)
}
addDefaultEncoderParams({ command, encoder: builderResult.encoder, fps: resolutionFPS, streamNum: i })
- logger.debug('Apply ffmpeg live video params from %s.', builderResult.encoder, builderResult)
+ logger.debug('Apply ffmpeg live video params from %s using %s profile.', builderResult.encoder, profile, builderResult)
command.outputOption(`${buildStreamSuffix('-c:v', i)} ${builderResult.encoder}`)
command.addOutputOptions(builderResult.result.outputOptions)
addDefaultEncoderParams({ command, encoder: builderResult.encoder, fps: resolutionFPS, streamNum: i })
- logger.debug('Apply ffmpeg live audio params from %s.', builderResult.encoder, builderResult)
+ logger.debug('Apply ffmpeg live audio params from %s using %s profile.', builderResult.encoder, profile, builderResult)
command.outputOption(`${buildStreamSuffix('-c:a', i)} ${builderResult.encoder}`)
command.addOutputOptions(builderResult.result.outputOptions)
}) {
const { availableEncoders, input, profile, resolution, streamType, fps, streamNum, videoType } = options
- const encodersToTry = availableEncoders.encodersToTry[streamType]
- const encoders = availableEncoders[videoType]
+ const encodersToTry = availableEncoders.encodersToTry[videoType][streamType]
+ const encoders = availableEncoders.available[videoType]
for (const encoder of encodersToTry) {
- if (!(await checkFFmpegEncoders()).get(encoder) || !encoders[encoder]) continue
+ if (!(await checkFFmpegEncoders(availableEncoders)).get(encoder)) {
+ logger.debug('Encoder %s not available in ffmpeg, skipping.', encoder)
+ continue
+ }
+
+ if (!encoders[encoder]) {
+ logger.debug('Encoder %s not available in peertube encoders, skipping.', encoder)
+ continue
+ }
// An object containing available profiles for this encoder
const builderProfiles: EncoderProfile<EncoderOptionsBuilder> = encoders[encoder]
if (!parsedAudio.audioStream) {
localCommand = localCommand.noAudio()
- streamsToProcess = [ 'audio' ]
+ streamsToProcess = [ 'video' ]
}
for (const streamType of streamsToProcess) {
throw new Error('No available encoder found for stream ' + streamType)
}
- logger.debug('Apply ffmpeg params from %s.', builderResult.encoder, builderResult)
+ logger.debug(
+ 'Apply ffmpeg params from %s for %s stream of input %s using %s profile.',
+ builderResult.encoder, streamType, input, profile, builderResult
+ )
if (streamType === 'video') {
localCommand.videoCodec(builderResult.encoder)
return command
}
-async function runCommand (command: ffmpeg.FfmpegCommand, job?: Job) {
+async function runCommand (options: {
+ command: ffmpeg.FfmpegCommand
+ silent?: boolean // false
+ job?: Job
+}) {
+ const { command, silent = false, job } = options
+
return new Promise<void>((res, rej) => {
command.on('error', (err, stdout, stderr) => {
- logger.error('Error in transcoding job.', { stdout, stderr })
+ if (silent !== true) logger.error('Error in ffmpeg.', { stdout, stderr })
+
rej(err)
})
transcode,
runCommand,
+ resetSupportedEncoders,
+
// builders
buildx264VODCommand
}