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import { throttle } from 'lodash'
import { ConfigManager, downloadFile, logger } from 'packages/peertube-runner/shared'
import { join } from 'path'
import { buildUUID } from '@shared/extra-utils'
import { FFmpegEdition, FFmpegLive, FFmpegVOD } from '@shared/ffmpeg'
import { RunnerJob, RunnerJobPayload } from '@shared/models'
import { PeerTubeServer } from '@shared/server-commands'
import { getTranscodingLogger } from './transcoding-logger'
import { getAvailableEncoders, getEncodersToTry } from './transcoding-profiles'
import { remove } from 'fs-extra'
export type JobWithToken <T extends RunnerJobPayload = RunnerJobPayload> = RunnerJob<T> & { jobToken: string }
export type ProcessOptions <T extends RunnerJobPayload = RunnerJobPayload> = {
server: PeerTubeServer
job: JobWithToken<T>
runnerToken: string
}
export async function downloadInputFile (options: {
url: string
job: JobWithToken
runnerToken: string
}) {
const { url, job, runnerToken } = options
const destination = join(ConfigManager.Instance.getTranscodingDirectory(), buildUUID())
try {
await downloadFile({ url, jobToken: job.jobToken, runnerToken, destination })
} catch (err) {
remove(destination)
.catch(err => logger.error({ err }, `Cannot remove ${destination}`))
throw err
}
return destination
}
export async function updateTranscodingProgress (options: {
server: PeerTubeServer
runnerToken: string
job: JobWithToken
progress: number
}) {
const { server, job, runnerToken, progress } = options
return server.runnerJobs.update({ jobToken: job.jobToken, jobUUID: job.uuid, runnerToken, progress })
}
// ---------------------------------------------------------------------------
export function buildFFmpegVOD (options: {
server: PeerTubeServer
runnerToken: string
job: JobWithToken
}) {
const { server, job, runnerToken } = options
const updateInterval = ConfigManager.Instance.isTestInstance()
? 500
: 60000
const updateJobProgress = throttle((progress: number) => {
if (progress < 0 || progress > 100) progress = undefined
updateTranscodingProgress({ server, job, runnerToken, progress })
.catch(err => logger.error({ err }, 'Cannot send job progress'))
}, updateInterval, { trailing: false })
return new FFmpegVOD({
...getCommonFFmpegOptions(),
updateJobProgress
})
}
export function buildFFmpegLive () {
return new FFmpegLive(getCommonFFmpegOptions())
}
export function buildFFmpegEdition () {
return new FFmpegEdition(getCommonFFmpegOptions())
}
function getCommonFFmpegOptions () {
const config = ConfigManager.Instance.getConfig()
return {
niceness: config.ffmpeg.nice,
threads: config.ffmpeg.threads,
tmpDirectory: ConfigManager.Instance.getTranscodingDirectory(),
profile: 'default',
availableEncoders: {
available: getAvailableEncoders(),
encodersToTry: getEncodersToTry()
},
logger: getTranscodingLogger()
}
}
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