Le lundi 07 mars 2022 à 20:03 +0200, Laurent Pinchart a écrit :
> The new YUVA and YUVX are permutations of the existing AYUV and XYUV
> formats. They are use by the NXP i.MX8 ISI hardware.
>
> Signed-off-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
These are pretty straightforward.
Reviewed-by: Nicolas Dufresne <nicolas.dufresne@xxxxxxxxxxxxx>
> ---
> .../media/v4l/pixfmt-packed-yuv.rst | 20 +++++++++++++++++++
> drivers/media/v4l2-core/v4l2-ioctl.c | 2 ++
> include/uapi/linux/videodev2.h | 2 ++
> 3 files changed, 24 insertions(+)
>
> diff --git a/Documentation/userspace-api/media/v4l/pixfmt-packed-yuv.rst b/Documentation/userspace-api/media/v4l/pixfmt-packed-yuv.rst
> index 62bc2bb3f499..92394786251a 100644
> --- a/Documentation/userspace-api/media/v4l/pixfmt-packed-yuv.rst
> +++ b/Documentation/userspace-api/media/v4l/pixfmt-packed-yuv.rst
> @@ -229,6 +229,26 @@ the second byte and Y'\ :sub:`7-0` in the third byte.
> - Y'\ :sub:`7-0`
> - X\ :sub:`7-0`
>
> + * .. _V4L2-PIX-FMT-YUVA32:
> +
> + - ``V4L2_PIX_FMT_YUVA32``
> + - 'YUVA'
> +
> + - Y'\ :sub:`7-0`
> + - Cb\ :sub:`7-0`
> + - Cr\ :sub:`7-0`
> + - A\ :sub:`7-0`
> +
> + * .. _V4L2-PIX-FMT-YUVX32:
> +
> + - ``V4L2_PIX_FMT_YUVX32``
> + - 'YUVX'
> +
> + - Y'\ :sub:`7-0`
> + - Cb\ :sub:`7-0`
> + - Cr\ :sub:`7-0`
> + - X\ :sub:`7-0`
> +
> * .. _V4L2-PIX-FMT-YUV24:
>
> - ``V4L2_PIX_FMT_YUV24``
> diff --git a/drivers/media/v4l2-core/v4l2-ioctl.c b/drivers/media/v4l2-core/v4l2-ioctl.c
> index aeecaca3edba..ca3c7bd19d7e 100644
> --- a/drivers/media/v4l2-core/v4l2-ioctl.c
> +++ b/drivers/media/v4l2-core/v4l2-ioctl.c
> @@ -1290,6 +1290,8 @@ static void v4l_fill_fmtdesc(struct v4l2_fmtdesc *fmt)
> case V4L2_PIX_FMT_XYUV32: descr = "32-bit XYUV 8-8-8-8"; break;
> case V4L2_PIX_FMT_VUYA32: descr = "32-bit VUYA 8-8-8-8"; break;
> case V4L2_PIX_FMT_VUYX32: descr = "32-bit VUYX 8-8-8-8"; break;
> + case V4L2_PIX_FMT_YUVA32: descr = "32-bit YUVA 8-8-8-8"; break;
> + case V4L2_PIX_FMT_YUVX32: descr = "32-bit YUVX 8-8-8-8"; break;
> case V4L2_PIX_FMT_YUV410: descr = "Planar YUV 4:1:0"; break;
> case V4L2_PIX_FMT_YUV420: descr = "Planar YUV 4:2:0"; break;
> case V4L2_PIX_FMT_HI240: descr = "8-bit Dithered RGB (BTTV)"; break;
> diff --git a/include/uapi/linux/videodev2.h b/include/uapi/linux/videodev2.h
> index df8b9c486ba1..16dcd9dd1a50 100644
> --- a/include/uapi/linux/videodev2.h
> +++ b/include/uapi/linux/videodev2.h
> @@ -592,6 +592,8 @@ struct v4l2_pix_format {
> #define V4L2_PIX_FMT_XYUV32 v4l2_fourcc('X', 'Y', 'U', 'V') /* 32 XYUV-8-8-8-8 */
> #define V4L2_PIX_FMT_VUYA32 v4l2_fourcc('V', 'U', 'Y', 'A') /* 32 VUYA-8-8-8-8 */
> #define V4L2_PIX_FMT_VUYX32 v4l2_fourcc('V', 'U', 'Y', 'X') /* 32 VUYX-8-8-8-8 */
> +#define V4L2_PIX_FMT_YUVA32 v4l2_fourcc('Y', 'U', 'V', 'A') /* 32 YUVA-8-8-8-8 */
> +#define V4L2_PIX_FMT_YUVX32 v4l2_fourcc('Y', 'U', 'V', 'X') /* 32 YUVX-8-8-8-8 */
> #define V4L2_PIX_FMT_M420 v4l2_fourcc('M', '4', '2', '0') /* 12 YUV 4:2:0 2 lines y, 1 line uv interleaved */
>
> /* two planes -- one Y, one Cr + Cb interleaved */
