]>
Commit | Line | Data |
---|---|---|
1 | import { HLS_STREAMING_PLAYLIST_DIRECTORY, P2P_MEDIA_LOADER_PEER_VERSION, WEBSERVER } from '../initializers/constants' | |
2 | import { join } from 'path' | |
3 | import { getVideoFileFPS, transcode, canDoQuickTranscode } from '../helpers/ffmpeg-utils' | |
4 | import { ensureDir, move, remove, stat } from 'fs-extra' | |
5 | import { logger } from '../helpers/logger' | |
6 | import { VideoResolution } from '../../shared/models/videos' | |
7 | import { VideoFileModel } from '../models/video/video-file' | |
8 | import { VideoModel } from '../models/video/video' | |
9 | import { updateMasterHLSPlaylist, updateSha256Segments } from './hls' | |
10 | import { VideoStreamingPlaylistModel } from '../models/video/video-streaming-playlist' | |
11 | import { VideoStreamingPlaylistType } from '../../shared/models/videos/video-streaming-playlist.type' | |
12 | import { CONFIG } from '../initializers/config' | |
13 | ||
14 | /** | |
15 | * Optimize the original video file and replace it. The resolution is not changed. | |
16 | */ | |
17 | async function optimizeVideofile (video: VideoModel, inputVideoFileArg?: VideoFileModel) { | |
18 | const videosDirectory = CONFIG.STORAGE.VIDEOS_DIR | |
19 | const transcodeDirectory = CONFIG.STORAGE.TMP_DIR | |
20 | const newExtname = '.mp4' | |
21 | ||
22 | const inputVideoFile = inputVideoFileArg ? inputVideoFileArg : video.getOriginalFile() | |
23 | const videoInputPath = join(videosDirectory, video.getVideoFilename(inputVideoFile)) | |
24 | const videoTranscodedPath = join(transcodeDirectory, video.id + '-transcoded' + newExtname) | |
25 | ||
26 | const doQuickTranscode = await(canDoQuickTranscode(videoInputPath)) | |
27 | ||
28 | const transcodeOptions = { | |
29 | inputPath: videoInputPath, | |
30 | outputPath: videoTranscodedPath, | |
31 | resolution: inputVideoFile.resolution, | |
32 | doQuickTranscode | |
33 | } | |
34 | ||
35 | // Could be very long! | |
36 | await transcode(transcodeOptions) | |
37 | ||
38 | try { | |
39 | await remove(videoInputPath) | |
40 | ||
41 | // Important to do this before getVideoFilename() to take in account the new file extension | |
42 | inputVideoFile.set('extname', newExtname) | |
43 | ||
44 | const stats = await stat(videoTranscodedPath) | |
45 | const fps = await getVideoFileFPS(videoTranscodedPath) | |
46 | ||
47 | const videoOutputPath = video.getVideoFilePath(inputVideoFile) | |
48 | await move(videoTranscodedPath, videoOutputPath) | |
49 | ||
50 | inputVideoFile.set('size', stats.size) | |
51 | inputVideoFile.set('fps', fps) | |
52 | ||
53 | await video.createTorrentAndSetInfoHash(inputVideoFile) | |
54 | await inputVideoFile.save() | |
55 | } catch (err) { | |
56 | // Auto destruction... | |
57 | video.destroy().catch(err => logger.error('Cannot destruct video after transcoding failure.', { err })) | |
58 | ||
59 | throw err | |
60 | } | |
61 | } | |
62 | ||
63 | /** | |
64 | * Transcode the original video file to a lower resolution. | |
65 | */ | |
66 | async function transcodeOriginalVideofile (video: VideoModel, resolution: VideoResolution, isPortrait: boolean) { | |
67 | const videosDirectory = CONFIG.STORAGE.VIDEOS_DIR | |
68 | const transcodeDirectory = CONFIG.STORAGE.TMP_DIR | |
69 | const extname = '.mp4' | |
70 | ||
71 | // We are sure it's x264 in mp4 because optimizeOriginalVideofile was already executed | |
72 | const videoInputPath = join(videosDirectory, video.getVideoFilename(video.getOriginalFile())) | |
73 | ||
74 | const newVideoFile = new VideoFileModel({ | |
75 | resolution, | |
76 | extname, | |
77 | size: 0, | |
78 | videoId: video.id | |
79 | }) | |
80 | const videoOutputPath = join(CONFIG.STORAGE.VIDEOS_DIR, video.getVideoFilename(newVideoFile)) | |
81 | const videoTranscodedPath = join(transcodeDirectory, video.getVideoFilename(newVideoFile)) | |
82 | ||
83 | const transcodeOptions = { | |
84 | inputPath: videoInputPath, | |
85 | outputPath: videoTranscodedPath, | |
86 | resolution, | |
87 | isPortraitMode: isPortrait | |
88 | } | |
89 | ||
90 | await transcode(transcodeOptions) | |
91 | ||
92 | const stats = await stat(videoTranscodedPath) | |
93 | const fps = await getVideoFileFPS(videoTranscodedPath) | |
94 | ||
95 | await move(videoTranscodedPath, videoOutputPath) | |
96 | ||
97 | newVideoFile.set('size', stats.size) | |
98 | newVideoFile.set('fps', fps) | |
99 | ||
100 | await video.createTorrentAndSetInfoHash(newVideoFile) | |
101 | ||
102 | await newVideoFile.save() | |
103 | ||
104 | video.VideoFiles.push(newVideoFile) | |
105 | } | |
106 | ||
107 | async function generateHlsPlaylist (video: VideoModel, resolution: VideoResolution, isPortraitMode: boolean) { | |
108 | const baseHlsDirectory = join(HLS_STREAMING_PLAYLIST_DIRECTORY, video.uuid) | |
109 | await ensureDir(join(HLS_STREAMING_PLAYLIST_DIRECTORY, video.uuid)) | |
110 | ||
111 | const videoInputPath = join(CONFIG.STORAGE.VIDEOS_DIR, video.getVideoFilename(video.getOriginalFile())) | |
112 | const outputPath = join(baseHlsDirectory, VideoStreamingPlaylistModel.getHlsPlaylistFilename(resolution)) | |
113 | ||
114 | const transcodeOptions = { | |
115 | inputPath: videoInputPath, | |
116 | outputPath, | |
117 | resolution, | |
118 | isPortraitMode, | |
119 | ||
120 | hlsPlaylist: { | |
121 | videoFilename: VideoStreamingPlaylistModel.getHlsVideoName(video.uuid, resolution) | |
122 | } | |
123 | } | |
124 | ||
125 | await transcode(transcodeOptions) | |
126 | ||
127 | await updateMasterHLSPlaylist(video) | |
128 | await updateSha256Segments(video) | |
129 | ||
130 | const playlistUrl = WEBSERVER.URL + VideoStreamingPlaylistModel.getHlsMasterPlaylistStaticPath(video.uuid) | |
131 | ||
132 | await VideoStreamingPlaylistModel.upsert({ | |
133 | videoId: video.id, | |
134 | playlistUrl, | |
135 | segmentsSha256Url: WEBSERVER.URL + VideoStreamingPlaylistModel.getHlsSha256SegmentsStaticPath(video.uuid), | |
136 | p2pMediaLoaderInfohashes: VideoStreamingPlaylistModel.buildP2PMediaLoaderInfoHashes(playlistUrl, video.VideoFiles), | |
137 | p2pMediaLoaderPeerVersion: P2P_MEDIA_LOADER_PEER_VERSION, | |
138 | ||
139 | type: VideoStreamingPlaylistType.HLS | |
140 | }) | |
141 | } | |
142 | ||
143 | export { | |
144 | generateHlsPlaylist, | |
145 | optimizeVideofile, | |
146 | transcodeOriginalVideofile | |
147 | } |