126 lines
3.6 KiB
TypeScript
126 lines
3.6 KiB
TypeScript
import Bluebird from 'bluebird'
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import express from 'express'
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import { computeResolutionsToTranscode } from '@server/helpers/ffmpeg'
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import { logger, loggerTagsFactory } from '@server/helpers/logger'
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import { JobQueue } from '@server/lib/job-queue'
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import { Hooks } from '@server/lib/plugins/hooks'
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import { buildTranscodingJob } from '@server/lib/video'
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import { HttpStatusCode, UserRight, VideoState, VideoTranscodingCreate } from '@shared/models'
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import { asyncMiddleware, authenticate, createTranscodingValidator, ensureUserHasRight } from '../../../middlewares'
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const lTags = loggerTagsFactory('api', 'video')
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const transcodingRouter = express.Router()
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transcodingRouter.post('/:videoId/transcoding',
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authenticate,
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ensureUserHasRight(UserRight.RUN_VIDEO_TRANSCODING),
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asyncMiddleware(createTranscodingValidator),
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asyncMiddleware(createTranscoding)
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)
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// ---------------------------------------------------------------------------
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export {
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transcodingRouter
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}
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// ---------------------------------------------------------------------------
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async function createTranscoding (req: express.Request, res: express.Response) {
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const video = res.locals.videoAll
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logger.info('Creating %s transcoding job for %s.', req.body.transcodingType, video.url, lTags())
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const body: VideoTranscodingCreate = req.body
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const { resolution: maxResolution, audioStream } = await video.probeMaxQualityFile()
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const resolutions = await Hooks.wrapObject(
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computeResolutionsToTranscode({ input: maxResolution, type: 'vod', includeInput: true, strictLower: false }),
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'filter:transcoding.manual.resolutions-to-transcode.result',
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body
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)
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if (resolutions.length === 0) {
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return res.sendStatus(HttpStatusCode.NO_CONTENT_204)
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}
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video.state = VideoState.TO_TRANSCODE
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await video.save()
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const hasAudio = !!audioStream
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const childrenResolutions = resolutions.filter(r => r !== maxResolution)
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const children = await Bluebird.mapSeries(childrenResolutions, resolution => {
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if (body.transcodingType === 'hls') {
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return buildHLSJobOption({
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videoUUID: video.uuid,
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hasAudio,
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resolution,
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isMaxQuality: false
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})
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}
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if (body.transcodingType === 'webtorrent') {
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return buildWebTorrentJobOption({
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videoUUID: video.uuid,
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hasAudio,
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resolution
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})
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}
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})
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const parent = body.transcodingType === 'hls'
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? await buildHLSJobOption({
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videoUUID: video.uuid,
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hasAudio,
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resolution: maxResolution,
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isMaxQuality: false
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})
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: await buildWebTorrentJobOption({
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videoUUID: video.uuid,
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hasAudio,
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resolution: maxResolution
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})
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// Porcess the last resolution after the other ones to prevent concurrency issue
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// Because low resolutions use the biggest one as ffmpeg input
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await JobQueue.Instance.createJobWithChildren(parent, children)
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return res.sendStatus(HttpStatusCode.NO_CONTENT_204)
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}
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function buildHLSJobOption (options: {
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videoUUID: string
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hasAudio: boolean
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resolution: number
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isMaxQuality: boolean
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}) {
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const { videoUUID, hasAudio, resolution, isMaxQuality } = options
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return buildTranscodingJob({
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type: 'new-resolution-to-hls',
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videoUUID,
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resolution,
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hasAudio,
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copyCodecs: false,
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isNewVideo: false,
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autoDeleteWebTorrentIfNeeded: false,
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isMaxQuality
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})
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}
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function buildWebTorrentJobOption (options: {
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videoUUID: string
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hasAudio: boolean
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resolution: number
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}) {
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const { videoUUID, hasAudio, resolution } = options
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return buildTranscodingJob({
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type: 'new-resolution-to-webtorrent',
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videoUUID,
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isNewVideo: false,
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resolution,
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hasAudio,
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createHLSIfNeeded: false
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})
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}
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