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h264 encoding profile constrained-baseline, #109.

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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
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2
docs/getting-started/configuration.md
View File

@ -79,7 +79,7 @@ nat1to1: <ip>
- `gstreamer1.0-plugins-good`
- `gstreamer1.0-plugins-bad`
- `gstreamer1.0-plugins-ugly`
- e.g. `ximagesrc display-name=%s show-pointer=true use-damage=false ! video/x-raw,framerate=30/1 ! videoconvert ! queue ! video/x-raw,format=NV12 ! x264enc threads=4 bitrate=3500 key-int-max=60 vbv-buf-capacity=4000 byte-stream=true tune=zerolatency speed-preset=veryfast ! video/x-h264,stream-format=byte-stream`
- e.g. `ximagesrc display-name=%s show-pointer=true use-damage=false ! video/x-raw,framerate=30/1 ! videoconvert ! queue ! video/x-raw,format=NV12 ! x264enc threads=4 bitrate=3500 key-int-max=60 vbv-buf-capacity=4000 byte-stream=true tune=zerolatency speed-preset=veryfast ! video/x-h264,stream-format=byte-stream,profile=constrained-baseline`
#### `NEKO_MAX_FPS`:
- The resulting stream frames per seconds should be capped *(0 for uncapped)*.
- e.g. `0`

4
docs/getting-started/examples.md
View File

@ -95,9 +95,9 @@ services:
! videoconvert
! queue
! video/x-raw,framerate=30/1,format=NV12
! v4l2h264enc extra-controls="controls,h264_profile=0,video_bitrate=1250000;"
! v4l2h264enc extra-controls="controls,h264_profile=1,video_bitrate=1250000;"
! h264parse config-interval=3
! video/x-h264,profile=baseline,stream-format=byte-stream
! video/x-h264,stream-format=byte-stream,profile=constrained-baseline
NEKO_VIDEO_CODEC: h264
```

8
server/internal/capture/pipelines.go
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)