Hi Hans,
On Mon, Dec 01, 2014 at 10:03:46AM +0100, Hans Verkuil wrote:
> From: Hans Verkuil <hans.verk...@cisco.com>
>
> Add and copy the new ycbcr_enc and quantization fields.
>
> Signed-off-by: Hans Verkuil <hans.verk...@cisco.com>
> ---
> include/media/v4l2-mediabus.h | 4 ++++
> include/uapi/linux/v4l2-mediabus.h | 6 +++++-
> 2 files changed, 9 insertions(+), 1 deletion(-)
>
> diff --git a/include/media/v4l2-mediabus.h b/include/media/v4l2-mediabus.h
> index 59d7397..38d960d 100644
> --- a/include/media/v4l2-mediabus.h
> +++ b/include/media/v4l2-mediabus.h
> @@ -94,6 +94,8 @@ static inline void v4l2_fill_pix_format(struct
> v4l2_pix_format *pix_fmt,
> pix_fmt->height = mbus_fmt->height;
> pix_fmt->field = mbus_fmt->field;
> pix_fmt->colorspace = mbus_fmt->colorspace;
> + pix_fmt->ycbcr_enc = mbus_fmt->ycbcr_enc;
> + pix_fmt->quantization = mbus_fmt->quantization;
> }
>
> static inline void v4l2_fill_mbus_format(struct v4l2_mbus_framefmt *mbus_fmt,
> @@ -104,6 +106,8 @@ static inline void v4l2_fill_mbus_format(struct
> v4l2_mbus_framefmt *mbus_fmt,
> mbus_fmt->height = pix_fmt->height;
> mbus_fmt->field = pix_fmt->field;
> mbus_fmt->colorspace = pix_fmt->colorspace;
> + mbus_fmt->ycbcr_enc = pix_fmt->ycbcr_enc;
> + mbus_fmt->quantization = pix_fmt->quantization;
> mbus_fmt->code = code;
> }
>
> diff --git a/include/uapi/linux/v4l2-mediabus.h
> b/include/uapi/linux/v4l2-mediabus.h
> index b1934a3..5a86d8e 100644
> --- a/include/uapi/linux/v4l2-mediabus.h
> +++ b/include/uapi/linux/v4l2-mediabus.h
> @@ -22,6 +22,8 @@
> * @code: data format code (from enum v4l2_mbus_pixelcode)
> * @field: used interlacing type (from enum v4l2_field)
> * @colorspace: colorspace of the data (from enum v4l2_colorspace)
> + * @ycbcr_enc: YCbCr encoding of the data (from enum
> v4l2_ycbcr_encoding)
> + * @quantization: quantization of the data (from enum v4l2_quantization)
> */
> struct v4l2_mbus_framefmt {
> __u32 width;
> @@ -29,7 +31,9 @@ struct v4l2_mbus_framefmt {
> __u32 code;
> __u32 field;
> __u32 colorspace;
> - __u32 reserved[7];
> + __u32 ycbcr_enc;
> + __u32 quantization;
> + __u32 reserved[5];
If you feel these can fit to 8 bits in planes, I would consider to use 8
bits here as well. Adding frame descriptor support later on might eat some
fields from here as well.
> };
>
> #ifndef __KERNEL__
--
Kind regards,
Sakari Ailus
e-mail: sakari.ai...@iki.fi XMPP: sai...@retiisi.org.uk
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