import { Job } from 'bullmq' import { onTranscodingEnded } from '@server/lib/transcoding/ended-transcoding' import { generateHlsPlaylistResolution } from '@server/lib/transcoding/hls-transcoding' import { mergeAudioVideofile, optimizeOriginalVideofile, transcodeNewWebTorrentResolution } from '@server/lib/transcoding/web-transcoding' import { removeAllWebTorrentFiles } from '@server/lib/video-file' import { VideoPathManager } from '@server/lib/video-path-manager' import { moveToFailedTranscodingState } from '@server/lib/video-state' import { UserModel } from '@server/models/user/user' import { VideoJobInfoModel } from '@server/models/video/video-job-info' import { MUser, MUserId, MVideoFullLight } from '@server/types/models' import { HLSTranscodingPayload, MergeAudioTranscodingPayload, NewWebTorrentResolutionTranscodingPayload, OptimizeTranscodingPayload, VideoTranscodingPayload } from '@shared/models' import { logger, loggerTagsFactory } from '../../../helpers/logger' import { VideoModel } from '../../../models/video/video' type HandlerFunction = (job: Job, payload: VideoTranscodingPayload, video: MVideoFullLight, user: MUser) => Promise const handlers: { [ id in VideoTranscodingPayload['type'] ]: HandlerFunction } = { 'new-resolution-to-hls': handleHLSJob, 'new-resolution-to-webtorrent': handleNewWebTorrentResolutionJob, 'merge-audio-to-webtorrent': handleWebTorrentMergeAudioJob, 'optimize-to-webtorrent': handleWebTorrentOptimizeJob } const lTags = loggerTagsFactory('transcoding') async function processVideoTranscoding (job: Job) { const payload = job.data as VideoTranscodingPayload logger.info('Processing transcoding job %s.', job.id, lTags(payload.videoUUID)) const video = await VideoModel.loadFull(payload.videoUUID) // No video, maybe deleted? if (!video) { logger.info('Do not process job %d, video does not exist.', job.id, lTags(payload.videoUUID)) return undefined } const user = await UserModel.loadByChannelActorId(video.VideoChannel.actorId) const handler = handlers[payload.type] if (!handler) { await moveToFailedTranscodingState(video) await VideoJobInfoModel.decrease(video.uuid, 'pendingTranscode') throw new Error('Cannot find transcoding handler for ' + payload.type) } try { await handler(job, payload, video, user) } catch (error) { await moveToFailedTranscodingState(video) await VideoJobInfoModel.decrease(video.uuid, 'pendingTranscode') throw error } return video } // --------------------------------------------------------------------------- export { processVideoTranscoding } // --------------------------------------------------------------------------- // Job handlers // --------------------------------------------------------------------------- async function handleWebTorrentMergeAudioJob (job: Job, payload: MergeAudioTranscodingPayload, video: MVideoFullLight, user: MUserId) { logger.info('Handling merge audio transcoding job for %s.', video.uuid, lTags(video.uuid), { payload }) await mergeAudioVideofile({ video, resolution: payload.resolution, fps: payload.fps, job }) logger.info('Merge audio transcoding job for %s ended.', video.uuid, lTags(video.uuid), { payload }) await onTranscodingEnded({ isNewVideo: payload.isNewVideo, moveVideoToNextState: !payload.hasChildren, video }) } async function handleWebTorrentOptimizeJob (job: Job, payload: OptimizeTranscodingPayload, video: MVideoFullLight, user: MUserId) { logger.info('Handling optimize transcoding job for %s.', video.uuid, lTags(video.uuid), { payload }) await optimizeOriginalVideofile({ video, inputVideoFile: video.getMaxQualityFile(), quickTranscode: payload.quickTranscode, job }) logger.info('Optimize transcoding job for %s ended.', video.uuid, lTags(video.uuid), { payload }) await onTranscodingEnded({ isNewVideo: payload.isNewVideo, moveVideoToNextState: !payload.hasChildren, video }) } // --------------------------------------------------------------------------- async function handleNewWebTorrentResolutionJob (job: Job, payload: NewWebTorrentResolutionTranscodingPayload, video: MVideoFullLight) { logger.info('Handling WebTorrent transcoding job for %s.', video.uuid, lTags(video.uuid), { payload }) await transcodeNewWebTorrentResolution({ video, resolution: payload.resolution, fps: payload.fps, job }) logger.info('WebTorrent transcoding job for %s ended.', video.uuid, lTags(video.uuid), { payload }) await onTranscodingEnded({ isNewVideo: payload.isNewVideo, moveVideoToNextState: true, video }) } // --------------------------------------------------------------------------- async function handleHLSJob (job: Job, payload: HLSTranscodingPayload, videoArg: MVideoFullLight) { logger.info('Handling HLS transcoding job for %s.', videoArg.uuid, lTags(videoArg.uuid), { payload }) const inputFileMutexReleaser = await VideoPathManager.Instance.lockFiles(videoArg.uuid) let video: MVideoFullLight try { video = await VideoModel.loadFull(videoArg.uuid) const videoFileInput = payload.copyCodecs ? video.getWebTorrentFile(payload.resolution) : video.getMaxQualityFile() const videoOrStreamingPlaylist = videoFileInput.getVideoOrStreamingPlaylist() await VideoPathManager.Instance.makeAvailableVideoFile(videoFileInput.withVideoOrPlaylist(videoOrStreamingPlaylist), videoInputPath => { return generateHlsPlaylistResolution({ video, videoInputPath, inputFileMutexReleaser, resolution: payload.resolution, fps: payload.fps, copyCodecs: payload.copyCodecs, job }) }) } finally { inputFileMutexReleaser() } logger.info('HLS transcoding job for %s ended.', video.uuid, lTags(video.uuid), { payload }) if (payload.deleteWebTorrentFiles === true) { logger.info('Removing WebTorrent files of %s now we have a HLS version of it.', video.uuid, lTags(video.uuid)) await removeAllWebTorrentFiles(video) } await onTranscodingEnded({ isNewVideo: payload.isNewVideo, moveVideoToNextState: true, video }) }