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7ed2c1a4 | 1 | import { HLS_STREAMING_PLAYLIST_DIRECTORY, P2P_MEDIA_LOADER_PEER_VERSION, WEBSERVER } from '../initializers/constants' |
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2 | import { basename, join } from 'path' |
3 | import { | |
4 | canDoQuickTranscode, | |
5 | getDurationFromVideoFile, | |
6 | getVideoFileFPS, | |
7 | transcode, | |
8 | TranscodeOptions, | |
9 | TranscodeOptionsType | |
10 | } from '../helpers/ffmpeg-utils' | |
11 | import { copyFile, ensureDir, move, remove, stat } from 'fs-extra' | |
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12 | import { logger } from '../helpers/logger' |
13 | import { VideoResolution } from '../../shared/models/videos' | |
14 | import { VideoFileModel } from '../models/video/video-file' | |
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15 | import { updateMasterHLSPlaylist, updateSha256Segments } from './hls' |
16 | import { VideoStreamingPlaylistModel } from '../models/video/video-streaming-playlist' | |
17 | import { VideoStreamingPlaylistType } from '../../shared/models/videos/video-streaming-playlist.type' | |
6dd9de95 | 18 | import { CONFIG } from '../initializers/config' |
453e83ea | 19 | import { MVideoFile, MVideoWithFile, MVideoWithFileThumbnail } from '@server/typings/models' |
098eb377 | 20 | |
658a47ab FA |
21 | /** |
22 | * Optimize the original video file and replace it. The resolution is not changed. | |
23 | */ | |
453e83ea | 24 | async function optimizeVideofile (video: MVideoWithFile, inputVideoFileArg?: MVideoFile) { |
098eb377 | 25 | const videosDirectory = CONFIG.STORAGE.VIDEOS_DIR |
2fbd5e25 | 26 | const transcodeDirectory = CONFIG.STORAGE.TMP_DIR |
098eb377 | 27 | const newExtname = '.mp4' |
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28 | |
29 | const inputVideoFile = inputVideoFileArg ? inputVideoFileArg : video.getOriginalFile() | |
30 | const videoInputPath = join(videosDirectory, video.getVideoFilename(inputVideoFile)) | |
2fbd5e25 | 31 | const videoTranscodedPath = join(transcodeDirectory, video.id + '-transcoded' + newExtname) |
098eb377 | 32 | |
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33 | const transcodeType: TranscodeOptionsType = await canDoQuickTranscode(videoInputPath) |
34 | ? 'quick-transcode' | |
35 | : 'video' | |
5ba49f26 | 36 | |
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37 | const transcodeOptions: TranscodeOptions = { |
38 | type: transcodeType as any, // FIXME: typing issue | |
098eb377 | 39 | inputPath: videoInputPath, |
09209296 | 40 | outputPath: videoTranscodedPath, |
536598cf | 41 | resolution: inputVideoFile.resolution |
098eb377 C |
42 | } |
43 | ||
44 | // Could be very long! | |
45 | await transcode(transcodeOptions) | |
46 | ||
47 | try { | |
48 | await remove(videoInputPath) | |
49 | ||
50 | // Important to do this before getVideoFilename() to take in account the new file extension | |
536598cf | 51 | inputVideoFile.extname = newExtname |
2fbd5e25 | 52 | |
098eb377 | 53 | const videoOutputPath = video.getVideoFilePath(inputVideoFile) |
098eb377 | 54 | |
536598cf | 55 | await onVideoFileTranscoding(video, inputVideoFile, videoTranscodedPath, videoOutputPath) |
098eb377 C |
56 | } catch (err) { |
57 | // Auto destruction... | |
58 | video.destroy().catch(err => logger.error('Cannot destruct video after transcoding failure.', { err })) | |
59 | ||
60 | throw err | |
61 | } | |
62 | } | |
63 | ||
658a47ab FA |
64 | /** |
65 | * Transcode the original video file to a lower resolution. | |
66 | */ | |
453e83ea | 67 | async function transcodeOriginalVideofile (video: MVideoWithFile, resolution: VideoResolution, isPortrait: boolean) { |
098eb377 | 68 | const videosDirectory = CONFIG.STORAGE.VIDEOS_DIR |
2fbd5e25 | 69 | const transcodeDirectory = CONFIG.STORAGE.TMP_DIR |
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70 | const extname = '.mp4' |
71 | ||
72 | // We are sure it's x264 in mp4 because optimizeOriginalVideofile was already executed | |
73 | const videoInputPath = join(videosDirectory, video.getVideoFilename(video.getOriginalFile())) | |
74 | ||
75 | const newVideoFile = new VideoFileModel({ | |
76 | resolution, | |
77 | extname, | |
78 | size: 0, | |
79 | videoId: video.id | |
80 | }) | |
09209296 | 81 | const videoOutputPath = join(CONFIG.STORAGE.VIDEOS_DIR, video.getVideoFilename(newVideoFile)) |
2fbd5e25 | 82 | const videoTranscodedPath = join(transcodeDirectory, video.getVideoFilename(newVideoFile)) |
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83 | |
84 | const transcodeOptions = { | |
536598cf | 85 | type: 'video' as 'video', |
098eb377 | 86 | inputPath: videoInputPath, |
2fbd5e25 | 87 | outputPath: videoTranscodedPath, |
098eb377 | 88 | resolution, |
09209296 | 89 | isPortraitMode: isPortrait |
098eb377 C |
90 | } |
91 | ||
92 | await transcode(transcodeOptions) | |
93 | ||
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94 | return onVideoFileTranscoding(video, newVideoFile, videoTranscodedPath, videoOutputPath) |
95 | } | |
96 | ||
453e83ea | 97 | async function mergeAudioVideofile (video: MVideoWithFileThumbnail, resolution: VideoResolution) { |
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98 | const videosDirectory = CONFIG.STORAGE.VIDEOS_DIR |
99 | const transcodeDirectory = CONFIG.STORAGE.TMP_DIR | |
100 | const newExtname = '.mp4' | |
101 | ||
102 | const inputVideoFile = video.getOriginalFile() | |
2fbd5e25 | 103 | |
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104 | const audioInputPath = join(videosDirectory, video.getVideoFilename(video.getOriginalFile())) |
105 | const videoTranscodedPath = join(transcodeDirectory, video.id + '-transcoded' + newExtname) | |
098eb377 | 106 | |
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107 | // If the user updates the video preview during transcoding |
108 | const previewPath = video.getPreview().getPath() | |
109 | const tmpPreviewPath = join(CONFIG.STORAGE.TMP_DIR, basename(previewPath)) | |
110 | await copyFile(previewPath, tmpPreviewPath) | |
111 | ||
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112 | const transcodeOptions = { |
113 | type: 'merge-audio' as 'merge-audio', | |
eba06469 | 114 | inputPath: tmpPreviewPath, |
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115 | outputPath: videoTranscodedPath, |
116 | audioPath: audioInputPath, | |
117 | resolution | |
118 | } | |
098eb377 | 119 | |
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120 | try { |
121 | await transcode(transcodeOptions) | |
098eb377 | 122 | |
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123 | await remove(audioInputPath) |
124 | await remove(tmpPreviewPath) | |
125 | } catch (err) { | |
126 | await remove(tmpPreviewPath) | |
127 | throw err | |
128 | } | |
098eb377 | 129 | |
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130 | // Important to do this before getVideoFilename() to take in account the new file extension |
131 | inputVideoFile.extname = newExtname | |
132 | ||
133 | const videoOutputPath = video.getVideoFilePath(inputVideoFile) | |
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134 | // ffmpeg generated a new video file, so update the video duration |
135 | // See https://trac.ffmpeg.org/ticket/5456 | |
136 | video.duration = await getDurationFromVideoFile(videoTranscodedPath) | |
137 | await video.save() | |
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138 | |
139 | return onVideoFileTranscoding(video, inputVideoFile, videoTranscodedPath, videoOutputPath) | |
098eb377 C |
140 | } |
141 | ||
453e83ea | 142 | async function generateHlsPlaylist (video: MVideoWithFile, resolution: VideoResolution, isPortraitMode: boolean) { |
9c6ca37f C |
143 | const baseHlsDirectory = join(HLS_STREAMING_PLAYLIST_DIRECTORY, video.uuid) |
144 | await ensureDir(join(HLS_STREAMING_PLAYLIST_DIRECTORY, video.uuid)) | |
09209296 | 145 | |
29d4e137 | 146 | const videoInputPath = join(CONFIG.STORAGE.VIDEOS_DIR, video.getVideoFilename(video.getFile(resolution))) |
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147 | const outputPath = join(baseHlsDirectory, VideoStreamingPlaylistModel.getHlsPlaylistFilename(resolution)) |
148 | ||
149 | const transcodeOptions = { | |
536598cf | 150 | type: 'hls' as 'hls', |
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151 | inputPath: videoInputPath, |
152 | outputPath, | |
153 | resolution, | |
154 | isPortraitMode, | |
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155 | |
156 | hlsPlaylist: { | |
157 | videoFilename: VideoStreamingPlaylistModel.getHlsVideoName(video.uuid, resolution) | |
158 | } | |
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159 | } |
160 | ||
161 | await transcode(transcodeOptions) | |
162 | ||
163 | await updateMasterHLSPlaylist(video) | |
164 | await updateSha256Segments(video) | |
165 | ||
6dd9de95 | 166 | const playlistUrl = WEBSERVER.URL + VideoStreamingPlaylistModel.getHlsMasterPlaylistStaticPath(video.uuid) |
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167 | |
168 | await VideoStreamingPlaylistModel.upsert({ | |
169 | videoId: video.id, | |
170 | playlistUrl, | |
6dd9de95 | 171 | segmentsSha256Url: WEBSERVER.URL + VideoStreamingPlaylistModel.getHlsSha256SegmentsStaticPath(video.uuid), |
09209296 | 172 | p2pMediaLoaderInfohashes: VideoStreamingPlaylistModel.buildP2PMediaLoaderInfoHashes(playlistUrl, video.VideoFiles), |
594d0c6a | 173 | p2pMediaLoaderPeerVersion: P2P_MEDIA_LOADER_PEER_VERSION, |
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174 | |
175 | type: VideoStreamingPlaylistType.HLS | |
176 | }) | |
177 | } | |
178 | ||
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179 | // --------------------------------------------------------------------------- |
180 | ||
098eb377 | 181 | export { |
09209296 | 182 | generateHlsPlaylist, |
edb4ffc7 | 183 | optimizeVideofile, |
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184 | transcodeOriginalVideofile, |
185 | mergeAudioVideofile | |
186 | } | |
187 | ||
188 | // --------------------------------------------------------------------------- | |
189 | ||
453e83ea | 190 | async function onVideoFileTranscoding (video: MVideoWithFile, videoFile: MVideoFile, transcodingPath: string, outputPath: string) { |
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191 | const stats = await stat(transcodingPath) |
192 | const fps = await getVideoFileFPS(transcodingPath) | |
193 | ||
194 | await move(transcodingPath, outputPath) | |
195 | ||
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196 | videoFile.size = stats.size |
197 | videoFile.fps = fps | |
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198 | |
199 | await video.createTorrentAndSetInfoHash(videoFile) | |
200 | ||
201 | const updatedVideoFile = await videoFile.save() | |
202 | ||
203 | // Add it if this is a new created file | |
204 | if (video.VideoFiles.some(f => f.id === videoFile.id) === false) { | |
205 | video.VideoFiles.push(updatedVideoFile) | |
206 | } | |
207 | ||
208 | return video | |
098eb377 | 209 | } |