import * as Bull from 'bull' import { MergeAudioTranscodingPayload, NewResolutionTranscodingPayload, OptimizeTranscodingPayload, VideoTranscodingPayload } from '../../../../shared' import { logger } from '../../../helpers/logger' import { VideoModel } from '../../../models/video/video' import { JobQueue } from '../job-queue' import { federateVideoIfNeeded } from '../../activitypub/videos' import { retryTransactionWrapper } from '../../../helpers/database-utils' import { sequelizeTypescript } from '../../../initializers/database' import { computeResolutionsToTranscode } from '../../../helpers/ffmpeg-utils' import { generateHlsPlaylist, mergeAudioVideofile, optimizeOriginalVideofile, transcodeNewResolution } from '../../video-transcoding' import { Notifier } from '../../notifier' import { CONFIG } from '../../../initializers/config' import { MVideoFullLight, MVideoUUID, MVideoWithFile } from '@server/types/models' async function processVideoTranscoding (job: Bull.Job) { const payload = job.data as VideoTranscodingPayload logger.info('Processing video file in job %d.', job.id) const video = await VideoModel.loadAndPopulateAccountAndServerAndTags(payload.videoUUID) // No video, maybe deleted? if (!video) { logger.info('Do not process job %d, video does not exist.', job.id) return undefined } if (payload.type === 'hls') { await generateHlsPlaylist(video, payload.resolution, payload.copyCodecs, payload.isPortraitMode || false) await retryTransactionWrapper(onHlsPlaylistGenerationSuccess, video) } else if (payload.type === 'new-resolution') { await transcodeNewResolution(video, payload.resolution, payload.isPortraitMode || false) await retryTransactionWrapper(publishNewResolutionIfNeeded, video, payload) } else if (payload.type === 'merge-audio') { await mergeAudioVideofile(video, payload.resolution) await retryTransactionWrapper(publishNewResolutionIfNeeded, video, payload) } else { await optimizeOriginalVideofile(video) await retryTransactionWrapper(onVideoFileOptimizerSuccess, video, payload) } return video } async function onHlsPlaylistGenerationSuccess (video: MVideoFullLight) { if (video === undefined) return undefined // We generated the HLS playlist, we don't need the webtorrent files anymore if the admin disabled it if (CONFIG.TRANSCODING.WEBTORRENT.ENABLED === false) { for (const file of video.VideoFiles) { await video.removeFile(file) await file.destroy() } video.VideoFiles = [] } return publishAndFederateIfNeeded(video) } async function publishNewResolutionIfNeeded (video: MVideoUUID, payload?: NewResolutionTranscodingPayload | MergeAudioTranscodingPayload) { await publishAndFederateIfNeeded(video) await createHlsJobIfEnabled(payload) } async function onVideoFileOptimizerSuccess (videoArg: MVideoWithFile, payload: OptimizeTranscodingPayload) { if (videoArg === undefined) return undefined // Outside the transaction (IO on disk) const { videoFileResolution, isPortraitMode } = await videoArg.getMaxQualityResolution() const { videoDatabase, videoPublished } = await sequelizeTypescript.transaction(async t => { // Maybe the video changed in database, refresh it const videoDatabase = await VideoModel.loadAndPopulateAccountAndServerAndTags(videoArg.uuid, t) // Video does not exist anymore if (!videoDatabase) return undefined // Create transcoding jobs if there are enabled resolutions const resolutionsEnabled = computeResolutionsToTranscode(videoFileResolution, 'vod') logger.info( 'Resolutions computed for video %s and origin file resolution of %d.', videoDatabase.uuid, videoFileResolution, { resolutions: resolutionsEnabled } ) let videoPublished = false // Generate HLS version of the max quality file const hlsPayload = Object.assign({}, payload, { resolution: videoDatabase.getMaxQualityFile().resolution }) await createHlsJobIfEnabled(hlsPayload) if (resolutionsEnabled.length !== 0) { for (const resolution of resolutionsEnabled) { let dataInput: VideoTranscodingPayload if (CONFIG.TRANSCODING.WEBTORRENT.ENABLED) { dataInput = { type: 'new-resolution' as 'new-resolution', videoUUID: videoDatabase.uuid, resolution, isPortraitMode } } else if (CONFIG.TRANSCODING.HLS.ENABLED) { dataInput = { type: 'hls', videoUUID: videoDatabase.uuid, resolution, isPortraitMode, copyCodecs: false } } JobQueue.Instance.createJob({ type: 'video-transcoding', payload: dataInput }) } logger.info('Transcoding jobs created for uuid %s.', videoDatabase.uuid, { resolutionsEnabled }) } else { // No transcoding to do, it's now published videoPublished = await videoDatabase.publishIfNeededAndSave(t) logger.info('No transcoding jobs created for video %s (no resolutions).', videoDatabase.uuid, { privacy: videoDatabase.privacy }) } await federateVideoIfNeeded(videoDatabase, payload.isNewVideo, t) return { videoDatabase, videoPublished } }) if (payload.isNewVideo) Notifier.Instance.notifyOnNewVideoIfNeeded(videoDatabase) if (videoPublished) Notifier.Instance.notifyOnVideoPublishedAfterTranscoding(videoDatabase) } // --------------------------------------------------------------------------- export { processVideoTranscoding, publishNewResolutionIfNeeded } // --------------------------------------------------------------------------- function createHlsJobIfEnabled (payload?: { videoUUID: string, resolution: number, isPortraitMode?: boolean }) { // Generate HLS playlist? if (payload && CONFIG.TRANSCODING.HLS.ENABLED) { const hlsTranscodingPayload = { type: 'hls' as 'hls', videoUUID: payload.videoUUID, resolution: payload.resolution, isPortraitMode: payload.isPortraitMode, copyCodecs: true } return JobQueue.Instance.createJob({ type: 'video-transcoding', payload: hlsTranscodingPayload }) } } async function publishAndFederateIfNeeded (video: MVideoUUID) { const { videoDatabase, videoPublished } = await sequelizeTypescript.transaction(async t => { // Maybe the video changed in database, refresh it const videoDatabase = await VideoModel.loadAndPopulateAccountAndServerAndTags(video.uuid, t) // Video does not exist anymore if (!videoDatabase) return undefined // We transcoded the video file in another format, now we can publish it const videoPublished = await videoDatabase.publishIfNeededAndSave(t) // If the video was not published, we consider it is a new one for other instances await federateVideoIfNeeded(videoDatabase, videoPublished, t) return { videoDatabase, videoPublished } }) if (videoPublished) { Notifier.Instance.notifyOnNewVideoIfNeeded(videoDatabase) Notifier.Instance.notifyOnVideoPublishedAfterTranscoding(videoDatabase) } }