h264 encoding profile constrained-baseline, #109.

This commit is contained in:
Miroslav Šedivý 2023-03-31 21:43:20 +02:00
parent 887413d536
commit 3c17dbe282
3 changed files with 7 additions and 7 deletions

View file

@ -143,20 +143,20 @@ func NewVideoPipeline(rtpCodec codec.RTPCodec, display string, pipelineSrc strin
return "", err
}
pipelineStr = fmt.Sprintf(videoSrc+"video/x-raw,format=NV12 ! vaapih264enc rate-control=vbr bitrate=%d keyframe-period=180 quality-level=7 ! video/x-h264,stream-format=byte-stream"+pipelineStr, display, fps, bitrate)
pipelineStr = fmt.Sprintf(videoSrc+"video/x-raw,format=NV12 ! vaapih264enc rate-control=vbr bitrate=%d keyframe-period=180 quality-level=7 ! video/x-h264,stream-format=byte-stream,profile=constrained-baseline"+pipelineStr, display, fps, bitrate)
} else {
// https://gstreamer.freedesktop.org/documentation/openh264/openh264enc.html?gi-language=c#openh264enc
// gstreamer1.0-plugins-bad
// openh264enc multi-thread=4 complexity=high bitrate=3072000 max-bitrate=4096000
if err := gst.CheckPlugins([]string{"openh264"}); err == nil {
pipelineStr = fmt.Sprintf(videoSrc+"openh264enc multi-thread=4 complexity=high bitrate=%d max-bitrate=%d ! video/x-h264,stream-format=byte-stream"+pipelineStr, display, fps, bitrate*1000, (bitrate+1024)*1000)
pipelineStr = fmt.Sprintf(videoSrc+"openh264enc multi-thread=4 complexity=high bitrate=%d max-bitrate=%d ! video/x-h264,stream-format=byte-stream,profile=constrained-baseline"+pipelineStr, display, fps, bitrate*1000, (bitrate+1024)*1000)
break
}
// https://gstreamer.freedesktop.org/documentation/x264/index.html?gi-language=c
// gstreamer1.0-plugins-ugly
// video/x-raw,format=I420 ! x264enc bframes=0 key-int-max=60 byte-stream=true tune=zerolatency speed-preset=veryfast ! video/x-h264,stream-format=byte-stream
// video/x-raw,format=I420 ! x264enc bframes=0 key-int-max=60 byte-stream=true tune=zerolatency speed-preset=veryfast ! video/x-h264,stream-format=byte-stream,profile=constrained-baseline
if err := gst.CheckPlugins([]string{"x264"}); err != nil {
return "", err
}
@ -166,7 +166,7 @@ func NewVideoPipeline(rtpCodec codec.RTPCodec, display string, pipelineSrc strin
vbvbuf = bitrate
}
pipelineStr = fmt.Sprintf(videoSrc+"video/x-raw,format=NV12 ! x264enc threads=4 bitrate=%d key-int-max=60 vbv-buf-capacity=%d byte-stream=true tune=zerolatency speed-preset=veryfast ! video/x-h264,stream-format=byte-stream"+pipelineStr, display, fps, bitrate, vbvbuf)
pipelineStr = fmt.Sprintf(videoSrc+"video/x-raw,format=NV12 ! x264enc threads=4 bitrate=%d key-int-max=60 vbv-buf-capacity=%d byte-stream=true tune=zerolatency speed-preset=veryfast ! video/x-h264,stream-format=byte-stream,profile=constrained-baseline"+pipelineStr, display, fps, bitrate, vbvbuf)
}
default:
return "", fmt.Errorf("unknown codec %s", rtpCodec.Name)