ffmpeg | branch: release/4.2 | James Almer | Tue Jul 30
15:08:36 2019 -0300| [d1c81070bce261329b641b648efe42062b699cd3] | committer:
James Almer
avformat/dashenc: update stream extradata from packet side data
codecpar->extradata is not going to change between packets. New extradata
is instead
ffmpeg | branch: master | James Almer | Tue Jul 30 15:08:36
2019 -0300| [ce6a98e8306105b07bd7653f4f10c23fd75914ee] | committer: James Almer
avformat/dashenc: update stream extradata from packet side data
codecpar->extradata is not going to change between packets. New extradata
is instead propag
