[FFmpeg-devel] [PATCH v2] swscale/output: Altivec-optimize float yuv2plane1

[Lauri Kasanen]

On Mon, 17 Dec 2018 14:52:49 +0100
Carl Eugen Hoyos <ceffmpeg at gmail.com> wrote:

> >> Note that this function / this pix_fmt currently has no real use-case
> >> afaict.
> >
> > Is there a list of which pix fmts are useful? Of course I don't want to
> > waste both my and reviewers' time, if the format is considered for
> > removal or otherwise broken.
> 
> The pix_fmt is not deprecated (it's new), what I meant was that it is
> currently only used for obscure monochrome Photoshop images
> and one filter, so I am not sure optimizing this colour conversion
> will help often.

Oh, thanks for the clarification. I'm going roughly in difficulty
order, doing the easy functions first.

- Lauri