X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=server%2Flib%2Fvideo-transcoding.ts;h=628f22f5ea9b8052c414e335900b87cdcf119e7d;hb=HEAD;hp=05afb44d1bcf76cecbf533f16ffd98d11fddbaed;hpb=5ba49f268deb76b168559fe5fe2506b0bd5af9a8;p=oweals%2Fpeertube.git diff --git a/server/lib/video-transcoding.ts b/server/lib/video-transcoding.ts index 05afb44d1..628f22f5e 100644 --- a/server/lib/video-transcoding.ts +++ b/server/lib/video-transcoding.ts @@ -1,31 +1,46 @@ -import { HLS_STREAMING_PLAYLIST_DIRECTORY, P2P_MEDIA_LOADER_PEER_VERSION, WEBSERVER, VIDEO_TRANSCODING_FPS } from '../initializers/constants' -import { join } from 'path' -import { getVideoFileFPS, transcode, canDoQuickTranscode } from '../helpers/ffmpeg-utils' -import { ensureDir, move, remove, stat } from 'fs-extra' +import { HLS_STREAMING_PLAYLIST_DIRECTORY, P2P_MEDIA_LOADER_PEER_VERSION, WEBSERVER } from '../initializers/constants' +import { basename, extname as extnameUtil, join } from 'path' +import { + canDoQuickTranscode, + getDurationFromVideoFile, + getMetadataFromFile, + getVideoFileFPS, + transcode, + TranscodeOptions, + TranscodeOptionsType +} from '../helpers/ffmpeg-utils' +import { copyFile, ensureDir, move, remove, stat } from 'fs-extra' import { logger } from '../helpers/logger' import { VideoResolution } from '../../shared/models/videos' import { VideoFileModel } from '../models/video/video-file' -import { VideoModel } from '../models/video/video' import { updateMasterHLSPlaylist, updateSha256Segments } from './hls' import { VideoStreamingPlaylistModel } from '../models/video/video-streaming-playlist' import { VideoStreamingPlaylistType } from '../../shared/models/videos/video-streaming-playlist.type' import { CONFIG } from '../initializers/config' - -async function optimizeVideofile (video: VideoModel, inputVideoFileArg?: VideoFileModel) { - const videosDirectory = CONFIG.STORAGE.VIDEOS_DIR +import { MStreamingPlaylistFilesVideo, MVideoFile, MVideoWithAllFiles, MVideoWithFile } from '@server/types/models' +import { createTorrentAndSetInfoHash } from '@server/helpers/webtorrent' +import { generateVideoStreamingPlaylistName, getVideoFilename, getVideoFilePath } from './video-paths' + +/** + * 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 doQuickTranscode = await(canDoQuickTranscode(videoInputPath)) + const transcodeType: TranscodeOptionsType = await canDoQuickTranscode(videoInputPath) + ? 'quick-transcode' + : 'video' - const transcodeOptions = { + const transcodeOptions: TranscodeOptions = { + type: transcodeType, inputPath: videoInputPath, outputPath: videoTranscodedPath, - resolution: inputVideoFile.resolution, - doQuickTranscode + resolution: inputVideoFile.resolution } // Could be very long! @@ -35,18 +50,11 @@ 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 move(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 video.createTorrentAndSetInfoHash(inputVideoFile) - await inputVideoFile.save() + await onVideoFileTranscoding(video, inputVideoFile, videoTranscodedPath, videoOutputPath) } catch (err) { // Auto destruction... video.destroy().catch(err => logger.error('Cannot destruct video after transcoding failure.', { err })) @@ -55,12 +63,15 @@ async function optimizeVideofile (video: VideoModel, inputVideoFileArg?: VideoFi } } -async function transcodeOriginalVideofile (video: VideoModel, resolution: VideoResolution, isPortrait: 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, @@ -68,56 +79,107 @@ async function transcodeOriginalVideofile (video: VideoModel, resolution: VideoR size: 0, videoId: video.id }) - const videoOutputPath = join(CONFIG.STORAGE.VIDEOS_DIR, video.getVideoFilename(newVideoFile)) + const videoOutputPath = getVideoFilePath(video, newVideoFile) + const videoTranscodedPath = join(transcodeDirectory, getVideoFilename(video, newVideoFile)) + + const transcodeOptions = resolution === VideoResolution.H_NOVIDEO + ? { + type: 'only-audio' as 'only-audio', + inputPath: videoInputPath, + outputPath: videoTranscodedPath, + resolution + } + : { + type: 'video' as 'video', + inputPath: videoInputPath, + outputPath: videoTranscodedPath, + resolution, + isPortraitMode: isPortrait + } + + await transcode(transcodeOptions) + + return onVideoFileTranscoding(video, newVideoFile, videoTranscodedPath, videoOutputPath) +} + +async function mergeAudioVideofile (video: MVideoWithAllFiles, resolution: VideoResolution) { + const transcodeDirectory = CONFIG.STORAGE.TMP_DIR + const newExtname = '.mp4' + + const inputVideoFile = video.getMinQualityFile() + + const audioInputPath = getVideoFilePath(video, inputVideoFile) + const videoTranscodedPath = join(transcodeDirectory, video.id + '-transcoded' + newExtname) + + // 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) const transcodeOptions = { - inputPath: videoInputPath, - outputPath: videoOutputPath, - resolution, - isPortraitMode: isPortrait + type: 'merge-audio' as 'merge-audio', + inputPath: tmpPreviewPath, + outputPath: videoTranscodedPath, + audioPath: audioInputPath, + resolution } - await transcode(transcodeOptions) - - const stats = await stat(videoOutputPath) - const fps = await getVideoFileFPS(videoOutputPath) + try { + await transcode(transcodeOptions) - newVideoFile.set('size', stats.size) - newVideoFile.set('fps', fps) + await remove(audioInputPath) + await remove(tmpPreviewPath) + } catch (err) { + await remove(tmpPreviewPath) + throw err + } - await video.createTorrentAndSetInfoHash(newVideoFile) + // Important to do this before getVideoFilename() to take in account the new file extension + inputVideoFile.extname = newExtname - await newVideoFile.save() + 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() - video.VideoFiles.push(newVideoFile) + return onVideoFileTranscoding(video, inputVideoFile, videoTranscodedPath, videoOutputPath) } -async function generateHlsPlaylist (video: VideoModel, resolution: VideoResolution, isPortraitMode: boolean) { +async function generateHlsPlaylist (video: MVideoWithFile, resolution: VideoResolution, copyCodecs: boolean, isPortraitMode: boolean) { const baseHlsDirectory = join(HLS_STREAMING_PLAYLIST_DIRECTORY, video.uuid) await ensureDir(join(HLS_STREAMING_PLAYLIST_DIRECTORY, video.uuid)) - const videoInputPath = join(CONFIG.STORAGE.VIDEOS_DIR, video.getVideoFilename(video.getOriginalFile())) + const videoFileInput = copyCodecs + ? video.getWebTorrentFile(resolution) + : video.getMaxQualityFile() + + const videoOrStreamingPlaylist = videoFileInput.getVideoOrStreamingPlaylist() + const videoInputPath = getVideoFilePath(videoOrStreamingPlaylist, videoFileInput) + const outputPath = join(baseHlsDirectory, VideoStreamingPlaylistModel.getHlsPlaylistFilename(resolution)) + const videoFilename = generateVideoStreamingPlaylistName(video.uuid, resolution) const transcodeOptions = { + type: 'hls' as 'hls', inputPath: videoInputPath, outputPath, resolution, + copyCodecs, isPortraitMode, hlsPlaylist: { - videoFilename: VideoStreamingPlaylistModel.getHlsVideoName(video.uuid, resolution) + videoFilename } } - await transcode(transcodeOptions) + logger.debug('Will run transcode.', { transcodeOptions }) - await updateMasterHLSPlaylist(video) - await updateSha256Segments(video) + await transcode(transcodeOptions) const playlistUrl = WEBSERVER.URL + VideoStreamingPlaylistModel.getHlsMasterPlaylistStaticPath(video.uuid) - await VideoStreamingPlaylistModel.upsert({ + const [ videoStreamingPlaylist ] = await VideoStreamingPlaylistModel.upsert({ videoId: video.id, playlistUrl, segmentsSha256Url: WEBSERVER.URL + VideoStreamingPlaylistModel.getHlsSha256SegmentsStaticPath(video.uuid), @@ -125,11 +187,67 @@ async function generateHlsPlaylist (video: VideoModel, resolution: VideoResoluti 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') + + video.setHLSPlaylist(videoStreamingPlaylist) + + await updateMasterHLSPlaylist(video) + await updateSha256Segments(video) + + return video } +// --------------------------------------------------------------------------- + export { generateHlsPlaylist, - optimizeVideofile, - transcodeOriginalVideofile + optimizeOriginalVideofile, + transcodeNewResolution, + mergeAudioVideofile +} + +// --------------------------------------------------------------------------- + +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) + + videoFile.size = stats.size + videoFile.fps = fps + videoFile.metadata = metadata + + await createTorrentAndSetInfoHash(video, videoFile) + + const updatedVideoFile = await videoFile.save() + + // Add it if this is a new created file + if (video.VideoFiles.some(f => f.id === videoFile.id) === false) { + video.VideoFiles.push(updatedVideoFile) + } + + return video }