[FFmpeg-cvslog] lavf/matroskaenc: Fix memory leak after write trailer

ffmpeg | branch: master | Jun Zhao | Thu Apr 4 23:47:46 2019 +0800| [0a347ff4222345c88b93d7962a696f0e9aae7ca2] | committer: Jun Zhao lavf/matroskaenc: Fix memory leak after write trailer Fix memory leak after write trailer for #7827, only store a audio packet whose buffer has size greater tha

[FFmpeg-cvslog] avformat/av1: Initialize padding in ff_isom_write_av1c

ffmpeg | branch: master | Jeremy Dorfman via ffmpeg-devel | Mon Apr 8 08:14:27 2019 -0400| [bb5efd1727eeecc9be8f1402810c7ab72344eed3] | committer: James Almer avformat/av1: Initialize padding in ff_isom_write_av1c Otherwise, AV1 encodes with FFmpeg trigger use-of-uninitialized-value warnings