ffmpeg -i input.mkv -c:v hevc_nvenc -preset:v p7 -profile:v main10 -rc:v constqp -rc-lookahead 1 -spatial-aq 0 -temporal-aq 1 -weighted_pred 0 -init_qpI 20 -init_qpP 20 -init_qpB 23 -b_ref_mode 2 -dpb_size 3 -multipass 0 -g 240 -bf 5 -pix_fmt p010le -codec:a copy -color_primaries bt2020 -colorspace bt2020nc -color_trc smpte2084 -bsf:v hevc_metadata=transfer_characteristics=16:colour_primaries=9:video_full_range_flag=0:matrix_coefficients=9 output.mkv