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