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0c9668f7 C |
1 | import { FfmpegCommand } from 'fluent-ffmpeg' |
2 | import { getFFmpegCommandWrapperOptions } from '@server/helpers/ffmpeg' | |
3 | import { logger } from '@server/helpers/logger' | |
4 | import { CONFIG } from '@server/initializers/config' | |
5 | import { VIDEO_LIVE } from '@server/initializers/constants' | |
6 | import { VideoTranscodingProfilesManager } from '@server/lib/transcoding/default-transcoding-profiles' | |
7 | import { FFmpegLive } from '@shared/ffmpeg' | |
8 | import { getLiveSegmentTime } from '../../live-utils' | |
9 | import { AbstractTranscodingWrapper } from './abstract-transcoding-wrapper' | |
10 | ||
11 | export class FFmpegTranscodingWrapper extends AbstractTranscodingWrapper { | |
12 | private ffmpegCommand: FfmpegCommand | |
ef2e6aab C |
13 | |
14 | private aborted = false | |
15 | private errored = false | |
0c9668f7 C |
16 | private ended = false |
17 | ||
18 | async run () { | |
19 | this.ffmpegCommand = CONFIG.LIVE.TRANSCODING.ENABLED | |
20 | ? await this.buildFFmpegLive().getLiveTranscodingCommand({ | |
28705705 | 21 | inputUrl: this.inputLocalUrl, |
0c9668f7 C |
22 | |
23 | outPath: this.outDirectory, | |
24 | masterPlaylistName: this.streamingPlaylist.playlistFilename, | |
25 | ||
26 | segmentListSize: this.segmentListSize, | |
27 | segmentDuration: this.segmentDuration, | |
28 | ||
29 | toTranscode: this.toTranscode, | |
30 | ||
31 | bitrate: this.bitrate, | |
32 | ratio: this.ratio, | |
33 | ||
34 | hasAudio: this.hasAudio | |
35 | }) | |
36 | : this.buildFFmpegLive().getLiveMuxingCommand({ | |
28705705 | 37 | inputUrl: this.inputLocalUrl, |
0c9668f7 C |
38 | outPath: this.outDirectory, |
39 | ||
40 | masterPlaylistName: this.streamingPlaylist.playlistFilename, | |
41 | ||
42 | segmentListSize: VIDEO_LIVE.SEGMENTS_LIST_SIZE, | |
43 | segmentDuration: getLiveSegmentTime(this.videoLive.latencyMode) | |
44 | }) | |
45 | ||
46 | logger.info('Running local live muxing/transcoding for %s.', this.videoUUID, this.lTags()) | |
47 | ||
48 | this.ffmpegCommand.run() | |
49 | ||
50 | let ffmpegShellCommand: string | |
51 | this.ffmpegCommand.on('start', cmdline => { | |
52 | ffmpegShellCommand = cmdline | |
53 | ||
54 | logger.debug('Running ffmpeg command for live', { ffmpegShellCommand, ...this.lTags() }) | |
55 | }) | |
56 | ||
57 | this.ffmpegCommand.on('error', (err, stdout, stderr) => { | |
58 | this.onFFmpegError({ err, stdout, stderr, ffmpegShellCommand }) | |
59 | }) | |
60 | ||
61 | this.ffmpegCommand.on('end', () => { | |
62 | this.onFFmpegEnded() | |
63 | }) | |
64 | ||
65 | this.ffmpegCommand.run() | |
66 | } | |
67 | ||
68 | abort () { | |
ef2e6aab C |
69 | if (this.ended || this.errored || this.aborted) return |
70 | ||
fe7019b2 C |
71 | logger.debug('Killing ffmpeg after live abort of ' + this.videoUUID, this.lTags()) |
72 | ||
ef2e6aab C |
73 | this.ffmpegCommand.kill('SIGINT') |
74 | ||
75 | this.aborted = true | |
76 | this.emit('end') | |
0c9668f7 C |
77 | } |
78 | ||
79 | private onFFmpegError (options: { | |
80 | err: any | |
81 | stdout: string | |
82 | stderr: string | |
83 | ffmpegShellCommand: string | |
84 | }) { | |
85 | const { err, stdout, stderr, ffmpegShellCommand } = options | |
86 | ||
87 | // Don't care that we killed the ffmpeg process | |
88 | if (err?.message?.includes('Exiting normally')) return | |
ef2e6aab | 89 | if (this.ended || this.errored || this.aborted) return |
0c9668f7 C |
90 | |
91 | logger.error('FFmpeg transcoding error.', { err, stdout, stderr, ffmpegShellCommand, ...this.lTags() }) | |
92 | ||
ef2e6aab | 93 | this.errored = true |
0c9668f7 C |
94 | this.emit('error', { err }) |
95 | } | |
96 | ||
97 | private onFFmpegEnded () { | |
ef2e6aab | 98 | if (this.ended || this.errored || this.aborted) return |
0c9668f7 | 99 | |
fe7019b2 C |
100 | logger.debug('Live ffmpeg transcoding ended for ' + this.videoUUID, this.lTags()) |
101 | ||
0c9668f7 C |
102 | this.ended = true |
103 | this.emit('end') | |
104 | } | |
105 | ||
106 | private buildFFmpegLive () { | |
107 | return new FFmpegLive(getFFmpegCommandWrapperOptions('live', VideoTranscodingProfilesManager.Instance.getAvailableEncoders())) | |
108 | } | |
109 | } |