X-Git-Url: https://git.immae.eu/?a=blobdiff_plain;f=server%2Flib%2Fvideo-transcoding.ts;h=a6b79eaeaa4cddfcf5465bae56a55dc9fc6f81c7;hb=454c20fa7cdb05eba7f1be3c83389b54807af0b3;hp=a78de61e5673052955b8da1d7c48f36441a8b4f8;hpb=71e318b4fe66175d03c7c82357d60062eb68af81;p=github%2FChocobozzz%2FPeerTube.git diff --git a/server/lib/video-transcoding.ts b/server/lib/video-transcoding.ts index a78de61e5..a6b79eaea 100644 --- a/server/lib/video-transcoding.ts +++ b/server/lib/video-transcoding.ts @@ -1,23 +1,50 @@ -import { CONFIG } from '../initializers' -import { extname, join } from 'path' -import { getVideoFileFPS, getVideoFileResolution, transcode } from '../helpers/ffmpeg-utils' -import { copy, remove, rename, stat } from 'fs-extra' -import { logger } from '../helpers/logger' +import { copyFile, ensureDir, move, remove, stat } from 'fs-extra' +import { basename, extname as extnameUtil, join } from 'path' +import { createTorrentAndSetInfoHash } from '@server/helpers/webtorrent' +import { MStreamingPlaylistFilesVideo, MVideoFile, MVideoWithAllFiles, MVideoWithFile } from '@server/types/models' import { VideoResolution } from '../../shared/models/videos' +import { VideoStreamingPlaylistType } from '../../shared/models/videos/video-streaming-playlist.type' +import { transcode, TranscodeOptions, TranscodeOptionsType } from '../helpers/ffmpeg-utils' +import { canDoQuickTranscode, getDurationFromVideoFile, getMetadataFromFile, getVideoFileFPS } from '../helpers/ffprobe-utils' +import { logger } from '../helpers/logger' +import { CONFIG } from '../initializers/config' +import { HLS_STREAMING_PLAYLIST_DIRECTORY, P2P_MEDIA_LOADER_PEER_VERSION, WEBSERVER } from '../initializers/constants' import { VideoFileModel } from '../models/video/video-file' -import { VideoModel } from '../models/video/video' +import { VideoStreamingPlaylistModel } from '../models/video/video-streaming-playlist' +import { updateMasterHLSPlaylist, updateSha256VODSegments } from './hls' +import { generateVideoStreamingPlaylistName, getVideoFilename, getVideoFilePath } from './video-paths' +import { availableEncoders } from './video-transcoding-profiles' + +/** + * + * Functions that run transcoding functions, update the database, cleanup files, create torrent files... + * Mainly called by the job queue + * + */ -async function optimizeVideofile (video: VideoModel, inputVideoFileArg?: VideoFileModel) { - const videosDirectory = CONFIG.STORAGE.VIDEOS_DIR +// Optimize the original video file and replace it. The resolution is not changed. +async function optimizeOriginalVideofile (video: MVideoWithFile, inputVideoFileArg?: MVideoFile) { + const transcodeDirectory = CONFIG.STORAGE.TMP_DIR const newExtname = '.mp4' - const inputVideoFile = inputVideoFileArg ? inputVideoFileArg : video.getOriginalFile() - const videoInputPath = join(videosDirectory, video.getVideoFilename(inputVideoFile)) - const videoTranscodedPath = join(videosDirectory, video.id + '-transcoded' + newExtname) + const inputVideoFile = inputVideoFileArg || video.getMaxQualityFile() + const videoInputPath = getVideoFilePath(video, inputVideoFile) + const videoTranscodedPath = join(transcodeDirectory, video.id + '-transcoded' + newExtname) + + const transcodeType: TranscodeOptionsType = await canDoQuickTranscode(videoInputPath) + ? 'quick-transcode' + : 'video' + + const transcodeOptions: TranscodeOptions = { + type: transcodeType, - const transcodeOptions = { inputPath: videoInputPath, - outputPath: videoTranscodedPath + outputPath: videoTranscodedPath, + + availableEncoders, + profile: 'default', + + resolution: inputVideoFile.resolution } // Could be very long! @@ -27,18 +54,13 @@ async function optimizeVideofile (video: VideoModel, inputVideoFileArg?: VideoFi await remove(videoInputPath) // Important to do this before getVideoFilename() to take in account the new file extension - inputVideoFile.set('extname', newExtname) + inputVideoFile.extname = newExtname - const videoOutputPath = video.getVideoFilePath(inputVideoFile) - await rename(videoTranscodedPath, videoOutputPath) - const stats = await stat(videoOutputPath) - const fps = await getVideoFileFPS(videoOutputPath) + const videoOutputPath = getVideoFilePath(video, inputVideoFile) - inputVideoFile.set('size', stats.size) - inputVideoFile.set('fps', fps) + await onVideoFileTranscoding(video, inputVideoFile, videoTranscodedPath, videoOutputPath) - await video.createTorrentAndSetInfoHash(inputVideoFile) - await inputVideoFile.save() + return transcodeType } catch (err) { // Auto destruction... video.destroy().catch(err => logger.error('Cannot destruct video after transcoding failure.', { err })) @@ -47,12 +69,13 @@ async function optimizeVideofile (video: VideoModel, inputVideoFileArg?: VideoFi } } -async function transcodeOriginalVideofile (video: VideoModel, resolution: VideoResolution, isPortraitMode: boolean) { - const videosDirectory = CONFIG.STORAGE.VIDEOS_DIR +// Transcode the original video file to a lower resolution. +async function transcodeNewResolution (video: MVideoWithFile, resolution: VideoResolution, isPortrait: boolean) { + const transcodeDirectory = CONFIG.STORAGE.TMP_DIR const extname = '.mp4' // We are sure it's x264 in mp4 because optimizeOriginalVideofile was already executed - const videoInputPath = join(videosDirectory, video.getVideoFilename(video.getOriginalFile())) + const videoInputPath = getVideoFilePath(video, video.getMaxQualityFile()) const newVideoFile = new VideoFileModel({ resolution, @@ -60,72 +83,247 @@ async function transcodeOriginalVideofile (video: VideoModel, resolution: VideoR size: 0, videoId: video.id }) - const videoOutputPath = join(videosDirectory, video.getVideoFilename(newVideoFile)) + const videoOutputPath = getVideoFilePath(video, newVideoFile) + const videoTranscodedPath = join(transcodeDirectory, getVideoFilename(video, newVideoFile)) - const transcodeOptions = { - inputPath: videoInputPath, - outputPath: videoOutputPath, - resolution, - isPortraitMode - } + const transcodeOptions = resolution === VideoResolution.H_NOVIDEO + ? { + type: 'only-audio' as 'only-audio', - await transcode(transcodeOptions) + inputPath: videoInputPath, + outputPath: videoTranscodedPath, - const stats = await stat(videoOutputPath) - const fps = await getVideoFileFPS(videoOutputPath) + availableEncoders, + profile: 'default', - newVideoFile.set('size', stats.size) - newVideoFile.set('fps', fps) + resolution + } + : { + type: 'video' as 'video', + inputPath: videoInputPath, + outputPath: videoTranscodedPath, - await video.createTorrentAndSetInfoHash(newVideoFile) + availableEncoders, + profile: 'default', - await newVideoFile.save() + resolution, + isPortraitMode: isPortrait + } + + await transcode(transcodeOptions) - video.VideoFiles.push(newVideoFile) + return onVideoFileTranscoding(video, newVideoFile, videoTranscodedPath, videoOutputPath) } -async function importVideoFile (video: VideoModel, inputFilePath: string) { - const { videoFileResolution } = await getVideoFileResolution(inputFilePath) - const { size } = await stat(inputFilePath) - const fps = await getVideoFileFPS(inputFilePath) +// Merge an image with an audio file to create a video +async function mergeAudioVideofile (video: MVideoWithAllFiles, resolution: VideoResolution) { + const transcodeDirectory = CONFIG.STORAGE.TMP_DIR + const newExtname = '.mp4' - let updatedVideoFile = new VideoFileModel({ - resolution: videoFileResolution, - extname: extname(inputFilePath), - size, - fps, - videoId: video.id - }) + const inputVideoFile = video.getMinQualityFile() + + const audioInputPath = getVideoFilePath(video, inputVideoFile) + const videoTranscodedPath = join(transcodeDirectory, video.id + '-transcoded' + newExtname) - const currentVideoFile = video.VideoFiles.find(videoFile => videoFile.resolution === updatedVideoFile.resolution) + // If the user updates the video preview during transcoding + const previewPath = video.getPreview().getPath() + const tmpPreviewPath = join(CONFIG.STORAGE.TMP_DIR, basename(previewPath)) + await copyFile(previewPath, tmpPreviewPath) - if (currentVideoFile) { - // Remove old file and old torrent - await video.removeFile(currentVideoFile) - await video.removeTorrent(currentVideoFile) - // Remove the old video file from the array - video.VideoFiles = video.VideoFiles.filter(f => f !== currentVideoFile) + const transcodeOptions = { + type: 'merge-audio' as 'merge-audio', + + inputPath: tmpPreviewPath, + outputPath: videoTranscodedPath, + + availableEncoders, + profile: 'default', + + audioPath: audioInputPath, + resolution + } - // Update the database - currentVideoFile.set('extname', updatedVideoFile.extname) - currentVideoFile.set('size', updatedVideoFile.size) - currentVideoFile.set('fps', updatedVideoFile.fps) + try { + await transcode(transcodeOptions) - updatedVideoFile = currentVideoFile + await remove(audioInputPath) + await remove(tmpPreviewPath) + } catch (err) { + await remove(tmpPreviewPath) + throw err } - const outputPath = video.getVideoFilePath(updatedVideoFile) - await copy(inputFilePath, outputPath) + // Important to do this before getVideoFilename() to take in account the new file extension + inputVideoFile.extname = newExtname - await video.createTorrentAndSetInfoHash(updatedVideoFile) + const videoOutputPath = getVideoFilePath(video, inputVideoFile) + // ffmpeg generated a new video file, so update the video duration + // See https://trac.ffmpeg.org/ticket/5456 + video.duration = await getDurationFromVideoFile(videoTranscodedPath) + await video.save() - await updatedVideoFile.save() + return onVideoFileTranscoding(video, inputVideoFile, videoTranscodedPath, videoOutputPath) +} - video.VideoFiles.push(updatedVideoFile) +// Concat TS segments from a live video to a fragmented mp4 HLS playlist +async function generateHlsPlaylistFromTS (options: { + video: MVideoWithFile + concatenatedTsFilePath: string + resolution: VideoResolution + isPortraitMode: boolean + isAAC: boolean +}) { + return generateHlsPlaylistCommon({ + video: options.video, + resolution: options.resolution, + isPortraitMode: options.isPortraitMode, + inputPath: options.concatenatedTsFilePath, + type: 'hls-from-ts' as 'hls-from-ts', + isAAC: options.isAAC + }) } +// Generate an HLS playlist from an input file, and update the master playlist +function generateHlsPlaylist (options: { + video: MVideoWithFile + videoInputPath: string + resolution: VideoResolution + copyCodecs: boolean + isPortraitMode: boolean +}) { + return generateHlsPlaylistCommon({ + video: options.video, + resolution: options.resolution, + copyCodecs: options.copyCodecs, + isPortraitMode: options.isPortraitMode, + inputPath: options.videoInputPath, + type: 'hls' as 'hls' + }) +} + +function getEnabledResolutions (type: 'vod' | 'live') { + const transcoding = type === 'vod' + ? CONFIG.TRANSCODING + : CONFIG.LIVE.TRANSCODING + + return Object.keys(transcoding.RESOLUTIONS) + .filter(key => transcoding.ENABLED && transcoding.RESOLUTIONS[key] === true) + .map(r => parseInt(r, 10)) +} + +// --------------------------------------------------------------------------- + export { - optimizeVideofile, - transcodeOriginalVideofile, - importVideoFile + generateHlsPlaylist, + generateHlsPlaylistFromTS, + optimizeOriginalVideofile, + transcodeNewResolution, + mergeAudioVideofile, + getEnabledResolutions +} + +// --------------------------------------------------------------------------- + +async function onVideoFileTranscoding (video: MVideoWithFile, videoFile: MVideoFile, transcodingPath: string, outputPath: string) { + const stats = await stat(transcodingPath) + const fps = await getVideoFileFPS(transcodingPath) + const metadata = await getMetadataFromFile(transcodingPath) + + await move(transcodingPath, outputPath, { overwrite: true }) + + videoFile.size = stats.size + videoFile.fps = fps + videoFile.metadata = metadata + + await createTorrentAndSetInfoHash(video, videoFile) + + await VideoFileModel.customUpsert(videoFile, 'video', undefined) + video.VideoFiles = await video.$get('VideoFiles') + + return video +} + +async function generateHlsPlaylistCommon (options: { + type: 'hls' | 'hls-from-ts' + video: MVideoWithFile + inputPath: string + resolution: VideoResolution + copyCodecs?: boolean + isAAC?: boolean + isPortraitMode: boolean +}) { + const { type, video, inputPath, resolution, copyCodecs, isPortraitMode, isAAC } = options + + const baseHlsDirectory = join(HLS_STREAMING_PLAYLIST_DIRECTORY, video.uuid) + await ensureDir(join(HLS_STREAMING_PLAYLIST_DIRECTORY, video.uuid)) + + const outputPath = join(baseHlsDirectory, VideoStreamingPlaylistModel.getHlsPlaylistFilename(resolution)) + const videoFilename = generateVideoStreamingPlaylistName(video.uuid, resolution) + + const transcodeOptions = { + type, + + inputPath, + outputPath, + + availableEncoders, + profile: 'default', + + resolution, + copyCodecs, + isPortraitMode, + + isAAC, + + hlsPlaylist: { + videoFilename + } + } + + await transcode(transcodeOptions) + + const playlistUrl = WEBSERVER.URL + VideoStreamingPlaylistModel.getHlsMasterPlaylistStaticPath(video.uuid) + + const [ videoStreamingPlaylist ] = await VideoStreamingPlaylistModel.upsert({ + videoId: video.id, + playlistUrl, + segmentsSha256Url: WEBSERVER.URL + VideoStreamingPlaylistModel.getHlsSha256SegmentsStaticPath(video.uuid, video.isLive), + p2pMediaLoaderInfohashes: [], + p2pMediaLoaderPeerVersion: P2P_MEDIA_LOADER_PEER_VERSION, + + type: VideoStreamingPlaylistType.HLS + }, { returning: true }) as [ MStreamingPlaylistFilesVideo, boolean ] + videoStreamingPlaylist.Video = video + + const newVideoFile = new VideoFileModel({ + resolution, + extname: extnameUtil(videoFilename), + size: 0, + fps: -1, + videoStreamingPlaylistId: videoStreamingPlaylist.id + }) + + const videoFilePath = getVideoFilePath(videoStreamingPlaylist, newVideoFile) + const stats = await stat(videoFilePath) + + newVideoFile.size = stats.size + newVideoFile.fps = await getVideoFileFPS(videoFilePath) + newVideoFile.metadata = await getMetadataFromFile(videoFilePath) + + await createTorrentAndSetInfoHash(videoStreamingPlaylist, newVideoFile) + + await VideoFileModel.customUpsert(newVideoFile, 'streaming-playlist', undefined) + videoStreamingPlaylist.VideoFiles = await videoStreamingPlaylist.$get('VideoFiles') + + videoStreamingPlaylist.p2pMediaLoaderInfohashes = VideoStreamingPlaylistModel.buildP2PMediaLoaderInfoHashes( + playlistUrl, videoStreamingPlaylist.VideoFiles + ) + await videoStreamingPlaylist.save() + + video.setHLSPlaylist(videoStreamingPlaylist) + + await updateMasterHLSPlaylist(video) + await updateSha256VODSegments(video) + + return outputPath }