[FFmpeg-devel] [PATCH v2 1/3] lavu/pix_fmt: add new pixel format x2rgb10

[Lynne]

Jun 2, 2020, 08:30 by fei.w.wang at intel.com:

>
>
>> -----Original Message-----
>> From: ffmpeg-devel <ffmpeg-devel-bounces at ffmpeg.org> On Behalf Of Wang,
>> Fei W
>> Sent: Friday, May 15, 2020 2:58 PM
>> To: FFmpeg development discussions and patches <ffmpeg-devel at ffmpeg.org>
>> Subject: Re: [FFmpeg-devel] [PATCH v2 1/3] lavu/pix_fmt: add new pixel
>> format x2rgb10
>>
>>
>> > -----Original Message-----
>> > From: ffmpeg-devel <ffmpeg-devel-bounces at ffmpeg.org> On Behalf Of
>> > Lynne
>> > Sent: Wednesday, May 13, 2020 7:19 AM
>> > To: FFmpeg development discussions and patches <ffmpeg-
>> > devel at ffmpeg.org>
>> > Subject: Re: [FFmpeg-devel] [PATCH v2 1/3] lavu/pix_fmt: add new pixel
>> > format x2rgb10
>> >
>> > May 12, 2020, 23:42 by sw at jkqxz.net:
>> >
>> > > On 12/05/2020 22:42, Lynne wrote:
>> > >
>> > >> Apr 22, 2020, 06:28 by fei.w.wang at intel.com:
>> > >>
>> > >>>> -----Original Message-----
>> > >>>> From: Wang, Fei W <fei.w.wang at intel.com>
>> > >>>> Sent: Wednesday, April 22, 2020 1:23 PM
>> > >>>> To: ffmpeg-devel at ffmpeg.org
>> > >>>> Cc: Wang, Fei W <fei.w.wang at intel.com>
>> > >>>> Subject: [PATCH v2 1/3] lavu/pix_fmt: add new pixel format
>> > >>>> x2rgb10
>> > >>>>
>> > >>>> The format is packed RGB with each channel 10 bits available and
>> > >>>> include 2 bits unused.
>> > >>>>
>> > >>>> Signed-off-by: Fei Wang <fei.w.wang at intel.com>
>> > >>>>
>> > >>
>> > >> Ping on this patch? I kind of need it to support 10 bit Vulkan sw_formats.
>> > >> I'm happy with the name as-is.
>> > >>
>> > >
>> > > Yes, but we probably need to reach a consensus on whether we are
>> > accepting the addition of these V210-like packed formats first - there
>> > were voices against it last time this was raised.
>> > >
>> > > I am in favour of allowing it because it is a common buffer format
>> > > used in
>> > both graphics and display hardware, and appears in pretty much all
>> > related APIs (OpenGL, OpenCL, Vulkan, KMS, D3D).
>> > >
>> >
>> > Same. With it, we would be able to support kmsgrab from 10bit
>> > displays, which are becoming more and more popular.
>> Glad to know this format can be used for Vulkan 10bit display. Sounds like this
>> format can bring more benefit to ffmpeg. Ping for other comments.
>>
> Hi Kindly ping, is there any other concern of this format? Tks.
>

Planning to push this tomorrow so I can start working on supporting it in Vulkan.