linux-kernel - Re: [PATCH 1/3] media: doc: pixfmt-yuv: Fix V4L2-PIX-FMT-Y10P format

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Date:   Wed, 12 Jan 2022 18:16:03 +0200
From:   Laurent Pinchart <laurent.pinchart@...asonboard.com>
To:     Jean-Michel Hautbois <jeanmichel.hautbois@...asonboard.com>
Cc:     linux-media@...r.kernel.org, linux-kernel@...r.kernel.org,
        mchehab@...nel.org, dave.stevenson@...pberrypi.com
Subject: Re: [PATCH 1/3] media: doc: pixfmt-yuv: Fix V4L2-PIX-FMT-Y10P format

Hi Jean-Michel,

Thank you for the patch.

On Wed, Jan 12, 2022 at 05:10:12PM +0100, Jean-Michel Hautbois wrote:
> This packed grey-scale image format has a depth of 10 bits per pixel.
> Every four consecutive pixels are packed into 5 bytes. Each of the first
> 4 bytes contain the 8 high order bits of the pixels, and the 5th byte
> contains the 2 least significants bits of each pixel, in the same order.
> 
> The first two bytes are not corresponding to this description, fix it.
> 
> Fixes: af4f45057695 ("media: doc: pixfmt-yuv: Move all luma-only YUV formats to common file")
> Signed-off-by: Jean-Michel Hautbois <jeanmichel.hautbois@...asonboard.com>

Reviewed-by: Laurent Pinchart <laurent.pinchart@...asonboard.com>

> ---
>  Documentation/userspace-api/media/v4l/pixfmt-yuv-luma.rst | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/Documentation/userspace-api/media/v4l/pixfmt-yuv-luma.rst b/Documentation/userspace-api/media/v4l/pixfmt-yuv-luma.rst
> index 91942c4f0967..8ebd58c3588f 100644
> --- a/Documentation/userspace-api/media/v4l/pixfmt-yuv-luma.rst
> +++ b/Documentation/userspace-api/media/v4l/pixfmt-yuv-luma.rst
> @@ -75,8 +75,8 @@ are often referred to as greyscale formats.
>        - ``V4L2_PIX_FMT_Y10P``
>        - 'Y10P'
>  
> -      - Y'\ :sub:`0`\ [7:0]
> -      - Y'\ :sub:`1`\ [9:8]
> +      - Y'\ :sub:`0`\ [9:2]
> +      - Y'\ :sub:`1`\ [9:2]
>        - Y'\ :sub:`2`\ [9:2]
>        - Y'\ :sub:`3`\ [9:2]
>        - Y'\ :sub:`3`\ [1:0] Y'\ :sub:`2`\ [1:0] Y'\ :sub:`1`\ [1:0] Y'\ :sub:`0`\ [1:0]

-- 
Regards,

Laurent Pinchart