})
}
-function runLiveTranscoding (rtmpUrl: string, outPath: string, resolutions: number[], deleteSegments: boolean) {
+function runLiveTranscoding (rtmpUrl: string, outPath: string, resolutions: number[], fps, deleteSegments: boolean) {
const command = getFFmpeg(rtmpUrl)
command.inputOption('-fflags nobuffer')
}))
])
- const liveFPS = VIDEO_TRANSCODING_FPS.AVERAGE
-
- command.withFps(liveFPS)
-
command.outputOption('-b_strategy 1')
command.outputOption('-bf 16')
command.outputOption('-preset superfast')
command.outputOption('-level 3.1')
command.outputOption('-map_metadata -1')
command.outputOption('-pix_fmt yuv420p')
+ command.outputOption('-max_muxing_queue_size 1024')
+ command.outputOption('-g ' + (fps * 2))
for (let i = 0; i < resolutions.length; i++) {
const resolution = resolutions[i]
command.outputOption(`-map [vout${resolution}]`)
command.outputOption(`-c:v:${i} libx264`)
- command.outputOption(`-b:v:${i} ${getTargetBitrate(resolution, liveFPS, VIDEO_TRANSCODING_FPS)}`)
+ command.outputOption(`-b:v:${i} ${getTargetBitrate(resolution, fps, VIDEO_TRANSCODING_FPS)}`)
command.outputOption(`-map a:0`)
command.outputOption(`-c:a:${i} aac`)
command.run()
function cleaner () {
- remove(concatFile)
- .catch(err => logger.error('Cannot remove concat file in %s.', hlsDirectory, { err }))
+ remove(concatFilePath)
+ .catch(err => logger.error('Cannot remove concat file in %s.', hlsDirectory, { err }))
}
return new Promise<string>((res, rej) => {
}
function addDefaultLiveHLSParams (command: ffmpeg.FfmpegCommand, outPath: string, deleteSegments: boolean) {
- command.outputOption('-hls_time ' + VIDEO_LIVE.SEGMENT_TIME)
+ command.outputOption('-hls_time ' + VIDEO_LIVE.SEGMENT_TIME_SECONDS)
command.outputOption('-hls_list_size ' + VIDEO_LIVE.SEGMENTS_LIST_SIZE)
if (deleteSegments === true) {