[FFmpeg-devel] [PATCH] ivfdec/ivfenc: Match behaviour of libvpx and chromium

[Calvin Walton]

On Tue, 2019-10-01 at 13:56 -0400, Calvin Walton wrote:
> The ffmpeg code read and wrote a 64bit duration field (in timebase
> units) in the ivf
> header, where the libvpx and chromium code instead use a 32bit frame
> count field, and
> then 32bits of unused (reserved?) space.
> 
> Switch ffmpeg to match the behaviour of libvpx & chromium.

Just to note (now that I've got fate working on my dev machine again),
if this patch is applied, a bunch of the test references will need
updates due to the ivf file output changing. I'll include those updates
if I do a second patch revision.

-- 
Calvin Walton <calvin.walton at kepstin.ca>