ffmpeg -f v4l2 -input_format mjpeg -video_size 1920x1080 \
-hwaccel vaapi \
-hwaccel_device /dev/dri/renderD128 \
-hwaccel_output_format vaapi \
-i /dev/video0 -vf 'scale_vaapi=format=nv12' \
-c:v hevc_vaapi output.mp4 -y