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5ba49f26 | 1 | import { HLS_STREAMING_PLAYLIST_DIRECTORY, P2P_MEDIA_LOADER_PEER_VERSION, WEBSERVER, VIDEO_TRANSCODING_FPS } from '../initializers/constants' |
30842128 | 2 | import { join } from 'path' |
5ba49f26 | 3 | import { getVideoFileFPS, transcode, canDoQuickTranscode } from '../helpers/ffmpeg-utils' |
30842128 | 4 | import { ensureDir, move, remove, stat } from 'fs-extra' |
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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' | |
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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' | |
6dd9de95 | 12 | import { CONFIG } from '../initializers/config' |
098eb377 | 13 | |
9f1ddd24 | 14 | async function optimizeVideofile (video: VideoModel, inputVideoFileArg?: VideoFileModel) { |
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15 | const videosDirectory = CONFIG.STORAGE.VIDEOS_DIR |
16 | const newExtname = '.mp4' | |
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17 | |
18 | const inputVideoFile = inputVideoFileArg ? inputVideoFileArg : video.getOriginalFile() | |
19 | const videoInputPath = join(videosDirectory, video.getVideoFilename(inputVideoFile)) | |
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20 | const videoTranscodedPath = join(videosDirectory, video.id + '-transcoded' + newExtname) |
21 | ||
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22 | const doQuickTranscode = await(canDoQuickTranscode(videoInputPath)) |
23 | ||
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24 | const transcodeOptions = { |
25 | inputPath: videoInputPath, | |
09209296 | 26 | outputPath: videoTranscodedPath, |
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27 | resolution: inputVideoFile.resolution, |
28 | doQuickTranscode | |
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29 | } |
30 | ||
31 | // Could be very long! | |
32 | await transcode(transcodeOptions) | |
33 | ||
34 | try { | |
35 | await remove(videoInputPath) | |
36 | ||
37 | // Important to do this before getVideoFilename() to take in account the new file extension | |
38 | inputVideoFile.set('extname', newExtname) | |
39 | ||
40 | const videoOutputPath = video.getVideoFilePath(inputVideoFile) | |
f481c4f9 | 41 | await move(videoTranscodedPath, videoOutputPath) |
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42 | const stats = await stat(videoOutputPath) |
43 | const fps = await getVideoFileFPS(videoOutputPath) | |
44 | ||
45 | inputVideoFile.set('size', stats.size) | |
46 | inputVideoFile.set('fps', fps) | |
47 | ||
48 | await video.createTorrentAndSetInfoHash(inputVideoFile) | |
49 | await inputVideoFile.save() | |
50 | } catch (err) { | |
51 | // Auto destruction... | |
52 | video.destroy().catch(err => logger.error('Cannot destruct video after transcoding failure.', { err })) | |
53 | ||
54 | throw err | |
55 | } | |
56 | } | |
57 | ||
09209296 | 58 | async function transcodeOriginalVideofile (video: VideoModel, resolution: VideoResolution, isPortrait: boolean) { |
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59 | const videosDirectory = CONFIG.STORAGE.VIDEOS_DIR |
60 | const extname = '.mp4' | |
61 | ||
62 | // We are sure it's x264 in mp4 because optimizeOriginalVideofile was already executed | |
63 | const videoInputPath = join(videosDirectory, video.getVideoFilename(video.getOriginalFile())) | |
64 | ||
65 | const newVideoFile = new VideoFileModel({ | |
66 | resolution, | |
67 | extname, | |
68 | size: 0, | |
69 | videoId: video.id | |
70 | }) | |
09209296 | 71 | const videoOutputPath = join(CONFIG.STORAGE.VIDEOS_DIR, video.getVideoFilename(newVideoFile)) |
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72 | |
73 | const transcodeOptions = { | |
74 | inputPath: videoInputPath, | |
75 | outputPath: videoOutputPath, | |
76 | resolution, | |
09209296 | 77 | isPortraitMode: isPortrait |
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78 | } |
79 | ||
80 | await transcode(transcodeOptions) | |
81 | ||
82 | const stats = await stat(videoOutputPath) | |
83 | const fps = await getVideoFileFPS(videoOutputPath) | |
84 | ||
85 | newVideoFile.set('size', stats.size) | |
86 | newVideoFile.set('fps', fps) | |
87 | ||
88 | await video.createTorrentAndSetInfoHash(newVideoFile) | |
89 | ||
90 | await newVideoFile.save() | |
91 | ||
92 | video.VideoFiles.push(newVideoFile) | |
93 | } | |
94 | ||
09209296 | 95 | async function generateHlsPlaylist (video: VideoModel, resolution: VideoResolution, isPortraitMode: boolean) { |
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96 | const baseHlsDirectory = join(HLS_STREAMING_PLAYLIST_DIRECTORY, video.uuid) |
97 | await ensureDir(join(HLS_STREAMING_PLAYLIST_DIRECTORY, video.uuid)) | |
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98 | |
99 | const videoInputPath = join(CONFIG.STORAGE.VIDEOS_DIR, video.getVideoFilename(video.getOriginalFile())) | |
100 | const outputPath = join(baseHlsDirectory, VideoStreamingPlaylistModel.getHlsPlaylistFilename(resolution)) | |
101 | ||
102 | const transcodeOptions = { | |
103 | inputPath: videoInputPath, | |
104 | outputPath, | |
105 | resolution, | |
106 | isPortraitMode, | |
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107 | |
108 | hlsPlaylist: { | |
109 | videoFilename: VideoStreamingPlaylistModel.getHlsVideoName(video.uuid, resolution) | |
110 | } | |
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111 | } |
112 | ||
113 | await transcode(transcodeOptions) | |
114 | ||
115 | await updateMasterHLSPlaylist(video) | |
116 | await updateSha256Segments(video) | |
117 | ||
6dd9de95 | 118 | const playlistUrl = WEBSERVER.URL + VideoStreamingPlaylistModel.getHlsMasterPlaylistStaticPath(video.uuid) |
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119 | |
120 | await VideoStreamingPlaylistModel.upsert({ | |
121 | videoId: video.id, | |
122 | playlistUrl, | |
6dd9de95 | 123 | segmentsSha256Url: WEBSERVER.URL + VideoStreamingPlaylistModel.getHlsSha256SegmentsStaticPath(video.uuid), |
09209296 | 124 | p2pMediaLoaderInfohashes: VideoStreamingPlaylistModel.buildP2PMediaLoaderInfoHashes(playlistUrl, video.VideoFiles), |
594d0c6a | 125 | p2pMediaLoaderPeerVersion: P2P_MEDIA_LOADER_PEER_VERSION, |
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126 | |
127 | type: VideoStreamingPlaylistType.HLS | |
128 | }) | |
129 | } | |
130 | ||
098eb377 | 131 | export { |
09209296 | 132 | generateHlsPlaylist, |
edb4ffc7 | 133 | optimizeVideofile, |
30842128 | 134 | transcodeOriginalVideofile |
098eb377 | 135 | } |