amfcodec: Add 10-bit & HDR support in H265 & AV1 encoders
This merge request adds initial support of 10 bit & HDR video encoding to AMF h265 & AV1 hardware encoders.
The merge request is based on the patch to ffmpeg: https://patchwork.ffmpeg.org/project/ffmpeg/list/?series=7411
Edited by Evgeny Pavlov