Hi Prabhakar,
Thanks for the patch.
On Wed, Aug 29, 2012 at 06:01:07PM +0530, Prabhakar Lad wrote:
> From: Lad, Prabhakar <prabhakar.lad@xxxxxx>
>
> add V4L2_CID_DPCM_PREDICTOR control of type menu, which
> determines the dpcm predictor. The predictor can be either
> simple or advanced.
>
> Signed-off-by: Lad, Prabhakar <prabhakar.lad@xxxxxx>
> Signed-off-by: Manjunath Hadli <manjunath.hadli@xxxxxx>
> Cc: Sakari Ailus <sakari.ailus@xxxxxx>
> Cc: Hans Verkuil <hans.verkuil@xxxxxxxxx>
> Cc: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>
> Cc: Mauro Carvalho Chehab <mchehab@xxxxxxxxxxxxx>
> Cc: Sylwester Nawrocki <s.nawrocki@xxxxxxxxxxx>
> Cc: Hans de Goede <hdegoede@xxxxxxxxxx>
> Cc: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
> ---
> This patches has one checkpatch warning for line over
> 80 characters altough it can be avoided I have kept it
> for consistency.
>
> drivers/media/v4l2-core/v4l2-ctrls.c | 9 +++++++++
> include/linux/videodev2.h | 5 +++++
> 2 files changed, 14 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c
> index b6a2ee7..2d7bc15 100644
> --- a/drivers/media/v4l2-core/v4l2-ctrls.c
> +++ b/drivers/media/v4l2-core/v4l2-ctrls.c
> @@ -425,6 +425,11 @@ const char * const *v4l2_ctrl_get_menu(u32 id)
> "Gray",
> NULL,
> };
> + static const char * const dpcm_predictor[] = {
> + "Simple Predictor",
> + "Advanced Predictor",
> + NULL,
> + };
>
> switch (id) {
> case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
> @@ -502,6 +507,8 @@ const char * const *v4l2_ctrl_get_menu(u32 id)
> return mpeg4_profile;
> case V4L2_CID_JPEG_CHROMA_SUBSAMPLING:
> return jpeg_chroma_subsampling;
> + case V4L2_CID_DPCM_PREDICTOR:
> + return dpcm_predictor;
>
> default:
> return NULL;
> @@ -732,6 +739,7 @@ const char *v4l2_ctrl_get_name(u32 id)
> case V4L2_CID_IMAGE_PROC_CLASS: return "Image Processing Controls";
> case V4L2_CID_LINK_FREQ: return "Link Frequency";
> case V4L2_CID_PIXEL_RATE: return "Pixel Rate";
> + case V4L2_CID_DPCM_PREDICTOR: return "DPCM Predictor";
>
> default:
> return NULL;
> @@ -832,6 +840,7 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type,
> case V4L2_CID_ISO_SENSITIVITY_AUTO:
> case V4L2_CID_EXPOSURE_METERING:
> case V4L2_CID_SCENE_MODE:
> + case V4L2_CID_DPCM_PREDICTOR:
> *type = V4L2_CTRL_TYPE_MENU;
> break;
> case V4L2_CID_LINK_FREQ:
> diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h
> index 6d6dfa7..4edb941 100644
> --- a/include/linux/videodev2.h
> +++ b/include/linux/videodev2.h
> @@ -2000,6 +2000,11 @@ enum v4l2_jpeg_chroma_subsampling {
>
> #define V4L2_CID_LINK_FREQ (V4L2_CID_IMAGE_PROC_CLASS_BASE + 1)
> #define V4L2_CID_PIXEL_RATE (V4L2_CID_IMAGE_PROC_CLASS_BASE + 2)
> +#define V4L2_CID_DPCM_PREDICTOR (V4L2_CID_IMAGE_PROC_CLASS_BASE + 3)
> +enum v4l2_dpcm_predictor {
> + V4L2_DPCM_PREDICTOR_SIMPLE = 0,
> + V4L2_DPCM_PREDICTOR_ADVANCE = 1,
> +};
s/ADVANCE/ADVANCED/ perhaps?
To add to Sylwester's comment on the documentation, I think this control
belongs to the image processing controls class.
Kind regards,
--
Sakari Ailus
e-mail: sakari.ailus@xxxxxx XMPP: sailus@xxxxxxxxxxxxxx
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