[FFmpeg-devel] [PATCH 1/7] lavu/pixfmt: add AV_PIX_FMT_RGBA32

Lynne dev at lynne.ee
Sat Oct 12 00:19:59 EEST 2024


On 11/10/2024 23:06, Michael Niedermayer wrote:
> On Thu, Oct 10, 2024 at 07:32:45AM +0200, Lynne via ffmpeg-devel wrote:
>> This format is useful for doing certain lossless transforms on images,
>> RCT in particular, which require you to escalate the size from 16 to
>> 32 bits to avoid overflows.
>>
>> APIchanges will be done alongside when comitting.
>> ---
>>   libavutil/pixdesc.c | 27 +++++++++++++++++++++++++++
>>   libavutil/pixfmt.h  |  4 ++++
>>   2 files changed, 31 insertions(+)
> 
> this needs at least am update to fate:
> also iam not sure about the name rgba32 instead of rgba128

Yeah, me neither. The thing is, the float equivalent of the format is 
RBGAF32.
I don't mind RGBA128, but are there any other suggestions?
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