tree 5e1f8d3ab8c71a45978db03cb3919c989defe2f0
parent 103885d9557fdddbae6392fba9a84a268224caae
author vacingfang <vacingfang@tencent.com> 1586609860 +0800
committer Jun Zhao <barryjzhao@tencent.com> 1587600333 +0800

lavf/mpegts: support DOVI Video Stream Descriptor

support DOVI Video Stream Descriptor from Dolby Vision Streams
Within the MPEG-2 Transport Stream Format V1.2

From the spec: https://www.dolby.com/us/en/technologies/\
dolby-vision/dolby-vision-bitstreams-in-mpeg-2-transport-\
stream-multiplex-v1.2.pdf.

export the DOVI information with sidedata.

Signed-off-by: vacingfang <vacingfang@tencent.com>