[FFmpeg-devel] [PATCH] Fix chroma positioning for 4:2:0 pixel format

[Andy Furniss]

Andy Furniss wrote:

> Another possible issue which I haven't fully investigated =
>
> This doesn't obey setfield, which makes me think that maybe it's
> only working by luck on tff input.

Ugh, ignore that bit as I don't think it should matter as long as
the filter always sees weaved frames.

> A quick test with bff does seem wrong, but my bff sample may be to
> blame and I don't have any "real" bff with the "right content" to test.

I guess the sample I looked at is flawed, will have to find more.