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Diffstat (limited to 'server/helpers/ffmpeg/ffmpeg-live.ts')
-rw-r--r--server/helpers/ffmpeg/ffmpeg-live.ts39
1 files changed, 32 insertions, 7 deletions
diff --git a/server/helpers/ffmpeg/ffmpeg-live.ts b/server/helpers/ffmpeg/ffmpeg-live.ts
index ff571626c..fd20971eb 100644
--- a/server/helpers/ffmpeg/ffmpeg-live.ts
+++ b/server/helpers/ffmpeg/ffmpeg-live.ts
@@ -1,7 +1,7 @@
1import { FfmpegCommand, FilterSpecification } from 'fluent-ffmpeg' 1import { FfmpegCommand, FilterSpecification } from 'fluent-ffmpeg'
2import { join } from 'path' 2import { join } from 'path'
3import { VIDEO_LIVE } from '@server/initializers/constants' 3import { VIDEO_LIVE } from '@server/initializers/constants'
4import { AvailableEncoders } from '@shared/models' 4import { AvailableEncoders, LiveVideoLatencyMode } from '@shared/models'
5import { logger, loggerTagsFactory } from '../logger' 5import { logger, loggerTagsFactory } from '../logger'
6import { buildStreamSuffix, getFFmpeg, getScaleFilter, StreamType } from './ffmpeg-commons' 6import { buildStreamSuffix, getFFmpeg, getScaleFilter, StreamType } from './ffmpeg-commons'
7import { getEncoderBuilderResult } from './ffmpeg-encoders' 7import { getEncoderBuilderResult } from './ffmpeg-encoders'
@@ -15,6 +15,7 @@ async function getLiveTranscodingCommand (options: {
15 15
16 outPath: string 16 outPath: string
17 masterPlaylistName: string 17 masterPlaylistName: string
18 latencyMode: LiveVideoLatencyMode
18 19
19 resolutions: number[] 20 resolutions: number[]
20 21
@@ -26,7 +27,7 @@ async function getLiveTranscodingCommand (options: {
26 availableEncoders: AvailableEncoders 27 availableEncoders: AvailableEncoders
27 profile: string 28 profile: string
28}) { 29}) {
29 const { inputUrl, outPath, resolutions, fps, bitrate, availableEncoders, profile, masterPlaylistName, ratio } = options 30 const { inputUrl, outPath, resolutions, fps, bitrate, availableEncoders, profile, masterPlaylistName, ratio, latencyMode } = options
30 31
31 const command = getFFmpeg(inputUrl, 'live') 32 const command = getFFmpeg(inputUrl, 'live')
32 33
@@ -120,14 +121,21 @@ async function getLiveTranscodingCommand (options: {
120 121
121 command.complexFilter(complexFilter) 122 command.complexFilter(complexFilter)
122 123
123 addDefaultLiveHLSParams(command, outPath, masterPlaylistName) 124 addDefaultLiveHLSParams({ command, outPath, masterPlaylistName, latencyMode })
124 125
125 command.outputOption('-var_stream_map', varStreamMap.join(' ')) 126 command.outputOption('-var_stream_map', varStreamMap.join(' '))
126 127
127 return command 128 return command
128} 129}
129 130
130function getLiveMuxingCommand (inputUrl: string, outPath: string, masterPlaylistName: string) { 131function getLiveMuxingCommand (options: {
132 inputUrl: string
133 outPath: string
134 masterPlaylistName: string
135 latencyMode: LiveVideoLatencyMode
136}) {
137 const { inputUrl, outPath, masterPlaylistName, latencyMode } = options
138
131 const command = getFFmpeg(inputUrl, 'live') 139 const command = getFFmpeg(inputUrl, 'live')
132 140
133 command.outputOption('-c:v copy') 141 command.outputOption('-c:v copy')
@@ -135,22 +143,39 @@ function getLiveMuxingCommand (inputUrl: string, outPath: string, masterPlaylist
135 command.outputOption('-map 0:a?') 143 command.outputOption('-map 0:a?')
136 command.outputOption('-map 0:v?') 144 command.outputOption('-map 0:v?')
137 145
138 addDefaultLiveHLSParams(command, outPath, masterPlaylistName) 146 addDefaultLiveHLSParams({ command, outPath, masterPlaylistName, latencyMode })
139 147
140 return command 148 return command
141} 149}
142 150
151function getLiveSegmentTime (latencyMode: LiveVideoLatencyMode) {
152 if (latencyMode === LiveVideoLatencyMode.SMALL_LATENCY) {
153 return VIDEO_LIVE.SEGMENT_TIME_SECONDS.SMALL_LATENCY
154 }
155
156 return VIDEO_LIVE.SEGMENT_TIME_SECONDS.DEFAULT_LATENCY
157}
158
143// --------------------------------------------------------------------------- 159// ---------------------------------------------------------------------------
144 160
145export { 161export {
162 getLiveSegmentTime,
163
146 getLiveTranscodingCommand, 164 getLiveTranscodingCommand,
147 getLiveMuxingCommand 165 getLiveMuxingCommand
148} 166}
149 167
150// --------------------------------------------------------------------------- 168// ---------------------------------------------------------------------------
151 169
152function addDefaultLiveHLSParams (command: FfmpegCommand, outPath: string, masterPlaylistName: string) { 170function addDefaultLiveHLSParams (options: {
153 command.outputOption('-hls_time ' + VIDEO_LIVE.SEGMENT_TIME_SECONDS) 171 command: FfmpegCommand
172 outPath: string
173 masterPlaylistName: string
174 latencyMode: LiveVideoLatencyMode
175}) {
176 const { command, outPath, masterPlaylistName, latencyMode } = options
177
178 command.outputOption('-hls_time ' + getLiveSegmentTime(latencyMode))
154 command.outputOption('-hls_list_size ' + VIDEO_LIVE.SEGMENTS_LIST_SIZE) 179 command.outputOption('-hls_list_size ' + VIDEO_LIVE.SEGMENTS_LIST_SIZE)
155 command.outputOption('-hls_flags delete_segments+independent_segments') 180 command.outputOption('-hls_flags delete_segments+independent_segments')
156 command.outputOption(`-hls_segment_filename ${join(outPath, '%v-%06d.ts')}`) 181 command.outputOption(`-hls_segment_filename ${join(outPath, '%v-%06d.ts')}`)