Re: [PATCH 2/2] [media] v4l: Add 10-bits per channel YUV pixel formats

From	Daniel Stone <daniel@fooishbar.org>
Newsgroups	linux.kernel
Subject	Re: [PATCH 2/2] [media] v4l: Add 10-bits per channel YUV pixel formats
Date	2017-01-03 12:00 +0100
Message-ID	<sVuYV-51r-7@gated-at.bofh.it> (permalink)
References	(1 earlier) <sV6Df-4iu-21@gated-at.bofh.it> <sV6WB-4G8-21@gated-at.bofh.it> <sV8vn-5CQ-3@gated-at.bofh.it> <sV8F4-5YN-21@gated-at.bofh.it> <sVaxc-7dZ-21@gated-at.bofh.it>
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Hi all,

On 2 January 2017 at 13:03, ayaka <ayaka@soulik.info> wrote:
> On 01/02/2017 07:07 PM, Sakari Ailus wrote:
>> On Mon, Jan 02, 2017 at 06:53:16PM +0800, ayaka wrote:
>>> On 01/02/2017 05:10 PM, Sakari Ailus wrote:
>>>> If the format resembles the existing formats but on a different bit
>>>> depth,
>>>> it should be named in similar fashion.
>>>
>>> Do you mean it would be better if it is called as NV12_10?
>>
>> If it otherwise resembles NV12 but just has 10 bits per pixel, I think
>> NV12_10 is a good name for it.
>
> The main reason I don't like it is that there is a various of software
> having used the P010 for this kind of pixel format. It would leadi a
> conflict between them(and I never saw it is used as NV12_10), as the P010 is
> more common to be used.

Indeed; GStreamer, FFmpeg and Microsoft all call this P010:
https://msdn.microsoft.com/en-us/library/windows/desktop/bb970578(v=vs.85).aspx

fourcc.org is supposed to reflect Microsoft's registry, but seems to
not be actively maintained anymore.

Cheers,
Daniel

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[PATCH 2/2] [media] v4l: Add 10-bits per channel YUV pixel formats Randy Li <ayaka@soulik.info> - 2017-01-02 10:00 +0100
  Re: [PATCH 2/2] [media] v4l: Add 10-bits per channel YUV pixel  formats Sakari Ailus <sakari.ailus@iki.fi> - 2017-01-02 10:20 +0100
    Re: [PATCH 2/2] [media] v4l: Add 10-bits per channel YUV pixel  formats ayaka <ayaka@soulik.info> - 2017-01-02 12:00 +0100
      Re: [PATCH 2/2] [media] v4l: Add 10-bits per channel YUV pixel  formats Sakari Ailus <sakari.ailus@iki.fi> - 2017-01-02 12:10 +0100
        Re: [PATCH 2/2] [media] v4l: Add 10-bits per channel YUV pixel  formats ayaka <ayaka@soulik.info> - 2017-01-02 14:10 +0100
          Re: [PATCH 2/2] [media] v4l: Add 10-bits per channel YUV pixel formats Daniel Stone <daniel@fooishbar.org> - 2017-01-03 12:00 +0100

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