[FFmpeg-devel] [PATCH] Make decoding alpha option for some codecs.

Paul B Mahol onemda at gmail.com
Tue Sep 17 21:47:30 CEST 2013

On 9/17/13, Reimar Doeffinger <Reimar.Doeffinger at gmx.de> wrote:
> For codecs where decoding of a whole plane can simply
> be skipped, we should offer applications to not decode
> alpha for better performance.
> It also means applications do not need to implement support
> (even if it is rather simple) for YUVA formats in order to be
> able to play these files.
> Unfortunately a good way to test this via FFmpeg only is missing,
> suggestions welcome.

Why is there no similar intrusive, and of questionable usefulness,
patch that decodes only luma (Y) plane.

The patch is too intrusive and adds extra overhead for maintainers.
Ths patch does not add any documentation.

I'm against this patch.

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