Merge pull request #21 from nomalab/patch_avc_writer

patch for AVC writer and descriptor (10 bits progressive)

Merge pull request #22 from nomalab/cbmx_add_patch_avchigh422

add min part option and avc high 422 intra essence

Merge pull request #20 from nomalab/update_ffmpeg5_0_1

update patches for ffmpeg 5.0.1

Add AS-11 OP1A DPP with descriptive metadata

Update bmx with sourceforge upstream

Add new essence types that were added to bmx

update ffmpeg patches for ffmpeg 4.4

add version 1.2 option

update error logs

update AS-10 with shim metadata