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[v1,05/18] media: controls: Add control for HEVC codec

Message ID 20210217080306.157876-6-benjamin.gaignard@collabora.com (mailing list archive)
State New
Headers show
Series Add HANTRO G2/HEVC decoder support for IMX8MQ | expand

Commit Message

Benjamin Gaignard Feb. 17, 2021, 8:02 a.m. UTC
Add HEVC decode params and scaling matrix controls.

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com>
Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
Signed-off-by: Adrian Ratiu <adrian.ratiu@collabora.com>
---
 drivers/media/v4l2-core/v4l2-ctrls.c | 36 ++++++++++++++++++++++------
 1 file changed, 29 insertions(+), 7 deletions(-)

Comments

Ezequiel Garcia Feb. 17, 2021, 7:58 p.m. UTC | #1
Hi Benjamin,

On Wed, 2021-02-17 at 09:02 +0100, Benjamin Gaignard wrote:
> Add HEVC decode params and scaling matrix controls.
> 
> Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com>
> Signed-off-by: Ezequiel Garcia <ezequiel@collabora.com>
> Signed-off-by: Adrian Ratiu <adrian.ratiu@collabora.com>
> ---
>  drivers/media/v4l2-core/v4l2-ctrls.c | 36 ++++++++++++++++++++++------
>  1 file changed, 29 insertions(+), 7 deletions(-)
> 
> diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c
> index 016cf6204cbb..5e45333fd862 100644
> --- a/drivers/media/v4l2-core/v4l2-ctrls.c
> +++ b/drivers/media/v4l2-core/v4l2-ctrls.c
> @@ -1028,6 +1028,8 @@ const char *v4l2_ctrl_get_name(u32 id)
>         case V4L2_CID_MPEG_VIDEO_HEVC_SPS:                      return "HEVC Sequence Parameter Set";
>         case V4L2_CID_MPEG_VIDEO_HEVC_PPS:                      return "HEVC Picture Parameter Set";
>         case V4L2_CID_MPEG_VIDEO_HEVC_SLICE_PARAMS:             return "HEVC Slice Parameters";
> +       case V4L2_CID_MPEG_VIDEO_HEVC_DECODE_PARAMS:            return "HEVC Decode Parameters";
> +       case V4L2_CID_MPEG_VIDEO_HEVC_SCALING_MATRIX:           return "HEVC Scaling Matrix";

I would move all the SCALING_MATRIX changes to their own patches.
 
>         case V4L2_CID_MPEG_VIDEO_HEVC_DECODE_MODE:              return "HEVC Decode Mode";
>         case V4L2_CID_MPEG_VIDEO_HEVC_START_CODE:               return "HEVC Start Code";
>  
> @@ -1482,6 +1484,12 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type,
>         case V4L2_CID_MPEG_VIDEO_HEVC_SLICE_PARAMS:
>                 *type = V4L2_CTRL_TYPE_HEVC_SLICE_PARAMS;
>                 break;
> +       case V4L2_CID_MPEG_VIDEO_HEVC_DECODE_PARAMS:
> +               *type = V4L2_CTRL_TYPE_HEVC_DECODE_PARAMS;
> +               break;
> +       case V4L2_CID_MPEG_VIDEO_HEVC_SCALING_MATRIX:
> +               *type = V4L2_CTRL_TYPE_HEVC_SCALING_MATRIX;
> +               break;
>         case V4L2_CID_UNIT_CELL_SIZE:
>                 *type = V4L2_CTRL_TYPE_AREA;
>                 *flags |= V4L2_CTRL_FLAG_READ_ONLY;
> @@ -1833,6 +1841,7 @@ static int std_validate_compound(const struct v4l2_ctrl *ctrl, u32 idx,
>         struct v4l2_ctrl_hevc_sps *p_hevc_sps;
>         struct v4l2_ctrl_hevc_pps *p_hevc_pps;
>         struct v4l2_ctrl_hevc_slice_params *p_hevc_slice_params;
> +       struct v4l2_ctrl_hevc_decode_params *p_hevc_decode_params;
>         struct v4l2_area *area;
>         void *p = ptr.p + idx * ctrl->elem_size;
>         unsigned int i;
> @@ -2108,26 +2117,33 @@ static int std_validate_compound(const struct v4l2_ctrl *ctrl, u32 idx,
>                 zero_padding(*p_hevc_pps);
>                 break;
>  
> -       case V4L2_CTRL_TYPE_HEVC_SLICE_PARAMS:
> -               p_hevc_slice_params = p;
> +       case V4L2_CTRL_TYPE_HEVC_DECODE_PARAMS:
> +               p_hevc_decode_params = p;
>  
> -               if (p_hevc_slice_params->num_active_dpb_entries >
> +               if (p_hevc_decode_params->num_active_dpb_entries >

I suspect this change should be squashed with the patch that moves
num_active_dpb_entries from the slice control, or otherwise
this code won't compile.

>                     V4L2_HEVC_DPB_ENTRIES_NUM_MAX)
>                         return -EINVAL;
>  
> -               zero_padding(p_hevc_slice_params->pred_weight_table);
> -
> -               for (i = 0; i < p_hevc_slice_params->num_active_dpb_entries;
> +               for (i = 0; i < p_hevc_decode_params->num_active_dpb_entries;
>                      i++) {
>                         struct v4l2_hevc_dpb_entry *dpb_entry =
> -                               &p_hevc_slice_params->dpb[i];
> +                               &p_hevc_decode_params->dpb[i];
>  

Ditto.

Thanks,
Ezequiel
diff mbox series

Patch

diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c
index 016cf6204cbb..5e45333fd862 100644
--- a/drivers/media/v4l2-core/v4l2-ctrls.c
+++ b/drivers/media/v4l2-core/v4l2-ctrls.c
@@ -1028,6 +1028,8 @@  const char *v4l2_ctrl_get_name(u32 id)
 	case V4L2_CID_MPEG_VIDEO_HEVC_SPS:			return "HEVC Sequence Parameter Set";
 	case V4L2_CID_MPEG_VIDEO_HEVC_PPS:			return "HEVC Picture Parameter Set";
 	case V4L2_CID_MPEG_VIDEO_HEVC_SLICE_PARAMS:		return "HEVC Slice Parameters";
+	case V4L2_CID_MPEG_VIDEO_HEVC_DECODE_PARAMS:		return "HEVC Decode Parameters";
+	case V4L2_CID_MPEG_VIDEO_HEVC_SCALING_MATRIX:		return "HEVC Scaling Matrix";
 	case V4L2_CID_MPEG_VIDEO_HEVC_DECODE_MODE:		return "HEVC Decode Mode";
 	case V4L2_CID_MPEG_VIDEO_HEVC_START_CODE:		return "HEVC Start Code";
 
@@ -1482,6 +1484,12 @@  void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type,
 	case V4L2_CID_MPEG_VIDEO_HEVC_SLICE_PARAMS:
 		*type = V4L2_CTRL_TYPE_HEVC_SLICE_PARAMS;
 		break;
+	case V4L2_CID_MPEG_VIDEO_HEVC_DECODE_PARAMS:
+		*type = V4L2_CTRL_TYPE_HEVC_DECODE_PARAMS;
+		break;
+	case V4L2_CID_MPEG_VIDEO_HEVC_SCALING_MATRIX:
+		*type = V4L2_CTRL_TYPE_HEVC_SCALING_MATRIX;
+		break;
 	case V4L2_CID_UNIT_CELL_SIZE:
 		*type = V4L2_CTRL_TYPE_AREA;
 		*flags |= V4L2_CTRL_FLAG_READ_ONLY;
@@ -1833,6 +1841,7 @@  static int std_validate_compound(const struct v4l2_ctrl *ctrl, u32 idx,
 	struct v4l2_ctrl_hevc_sps *p_hevc_sps;
 	struct v4l2_ctrl_hevc_pps *p_hevc_pps;
 	struct v4l2_ctrl_hevc_slice_params *p_hevc_slice_params;
+	struct v4l2_ctrl_hevc_decode_params *p_hevc_decode_params;
 	struct v4l2_area *area;
 	void *p = ptr.p + idx * ctrl->elem_size;
 	unsigned int i;
@@ -2108,26 +2117,33 @@  static int std_validate_compound(const struct v4l2_ctrl *ctrl, u32 idx,
 		zero_padding(*p_hevc_pps);
 		break;
 
-	case V4L2_CTRL_TYPE_HEVC_SLICE_PARAMS:
-		p_hevc_slice_params = p;
+	case V4L2_CTRL_TYPE_HEVC_DECODE_PARAMS:
+		p_hevc_decode_params = p;
 
-		if (p_hevc_slice_params->num_active_dpb_entries >
+		if (p_hevc_decode_params->num_active_dpb_entries >
 		    V4L2_HEVC_DPB_ENTRIES_NUM_MAX)
 			return -EINVAL;
 
-		zero_padding(p_hevc_slice_params->pred_weight_table);
-
-		for (i = 0; i < p_hevc_slice_params->num_active_dpb_entries;
+		for (i = 0; i < p_hevc_decode_params->num_active_dpb_entries;
 		     i++) {
 			struct v4l2_hevc_dpb_entry *dpb_entry =
-				&p_hevc_slice_params->dpb[i];
+				&p_hevc_decode_params->dpb[i];
 
 			zero_padding(*dpb_entry);
 		}
 
+		break;
+
+	case V4L2_CTRL_TYPE_HEVC_SLICE_PARAMS:
+		p_hevc_slice_params = p;
+
+		zero_padding(p_hevc_slice_params->pred_weight_table);
 		zero_padding(*p_hevc_slice_params);
 		break;
 
+	case V4L2_CTRL_TYPE_HEVC_SCALING_MATRIX:
+		break;
+
 	case V4L2_CTRL_TYPE_AREA:
 		area = p;
 		if (!area->width || !area->height)
@@ -2821,6 +2837,12 @@  static struct v4l2_ctrl *v4l2_ctrl_new(struct v4l2_ctrl_handler *hdl,
 	case V4L2_CTRL_TYPE_HEVC_SLICE_PARAMS:
 		elem_size = sizeof(struct v4l2_ctrl_hevc_slice_params);
 		break;
+	case V4L2_CTRL_TYPE_HEVC_DECODE_PARAMS:
+		elem_size = sizeof(struct v4l2_ctrl_hevc_decode_params);
+		break;
+	case V4L2_CTRL_TYPE_HEVC_SCALING_MATRIX:
+		elem_size = sizeof(struct v4l2_ctrl_hevc_scaling_matrix);
+		break;
 	case V4L2_CTRL_TYPE_AREA:
 		elem_size = sizeof(struct v4l2_area);
 		break;