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added HWAccelIntro)

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2023-12-26 22:58:53 +01:00
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@@ -105,7 +105,7 @@ Use the dockerized ffmpeg with precompiled vaapi support, adjust `/dev/video2`
Adjust `/dev/video2`, `-video_size 1920x1080 -framerate 60` and stream to peertube (if it can handle that much) Adjust `/dev/video2`, `-video_size 1920x1080 -framerate 60` and stream to peertube (if it can handle that much)
> `ffmpeg -hide_banner -y -f v4l2 -input_format mjpeg -video_size 1920x1080 -framerate 60 -hwaccel vaapi -hwaccel_device /dev/dri/renderD128 -hwaccel_output_format vaapi -i /dev/video2 -vf 'scale_vaapi=format=nv12' -c:v h264_vaapi -b:v 10M -f flv rtmp://peertube.virtonline.eu:1935/live/LIVE-STREAM-KEY` > `ffmpeg -hide_banner -y -f v4l2 -input_format mjpeg -video_size 1920x1080 -framerate 60 -hwaccel vaapi -hwaccel_device /dev/dri/renderD128 -hwaccel_output_format vaapi -i /dev/video2 -vf 'scale_vaapi=format=nv12' -c:v h264_vaapi -b:v 10M -f flv rtmp://peertube.virtonline.eu:1935/live/LIVE-STREAM-KEY`
### Transcode and scale video file (and copy audio) using VAAPI ### Transcode and scale video file (and copy audio) using VAAPI (see [HWAccelIntro](https://trac.ffmpeg.org/wiki/HWAccelIntro))
> `alias ffmpeg='docker run --rm -w $(pwd) -v $(pwd):$(pwd) --device=/dev/dri jrottenberg/ffmpeg:vaapi'` > `alias ffmpeg='docker run --rm -w $(pwd) -v $(pwd):$(pwd) --device=/dev/dri jrottenberg/ffmpeg:vaapi'`
> `ffmpeg -y -hide_banner -hwaccel vaapi -hwaccel_device /dev/dri/renderD128 -hwaccel_output_format vaapi -i 'https://github.com/bower-media-samples/big-buck-bunny-1080p-60fps-30s/raw/master/video.mp4' -c:v h264_vaapi -vf 'fps=60,scale_vaapi=w=1280:h=-2:format=nv12' -c:a copy -f mp4 big-buck-bunny-720p-60fps-30s-h264_vaapi.mp4` > `ffmpeg -y -hide_banner -hwaccel vaapi -hwaccel_device /dev/dri/renderD128 -hwaccel_output_format vaapi -i 'https://github.com/bower-media-samples/big-buck-bunny-1080p-60fps-30s/raw/master/video.mp4' -c:v h264_vaapi -vf 'fps=60,scale_vaapi=w=1280:h=-2:format=nv12' -c:a copy -f mp4 big-buck-bunny-720p-60fps-30s-h264_vaapi.mp4`