[FFmpeg-devel] [PATCH] grayalpha pixfmt + support in pngdec

[Michael Niedermayer]

On Tue, Apr 13, 2010 at 10:34:48AM +0200, Andreas ?man wrote:
> Kostya wrote:
>> On Tue, Apr 13, 2010 at 09:33:51AM +0200, Andreas ?man wrote:
>>> Michael Niedermayer wrote:
>>>> On Mon, Apr 12, 2010 at 09:40:03PM +0200, Andreas ?man wrote:
>>>>> Michael Niedermayer wrote:
>>>>>> On Mon, Apr 12, 2010 at 10:43:02AM +0200, Andreas ?man wrote:
>>>>>>> Hi
>>>>>>> +    [PIX_FMT_GRAYALPHA] = {
>>>>>>> +        .name = "grayalpha",
>>>>>> where does the name grayalpha come from?
>>>>> I just didn't come up with anything better.
>>>>> Ideas are most welcome.
>>>> something that is consistent with existing formats would
>>>> be better also what is it calld in the png docs?
>>> PNG docs seems to call it "Grayscale with alpha" or "ya".
>>> Perhaps "ya" would be a good name then?
>> Nej, it obviously stands for "Y(aka luma) + A(alpha)"
>> i.e. not so good acronym.
>
> Kostya suggested "Y400A" on IRC.

thats an option

[...]

-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

I do not agree with what you have to say, but I'll defend to the death your
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