[gstreamer1-libav/f27] (3 commits) ...Update to 1.12.4
Summary of changes:
ead8c83... Rebuild for ffmpeg update (*)
419d0a8... Temporary patch for FFMpeg 3.4 APIs. (*)
b5e9596... Update to 1.12.4 (*)
(*) This commit already existed in another branch; no separate mail sent