[Patch v7 10/12] [media] v4l2: Add v4l2 control IDs for HEVC encoder

Hans Verkuil hverkuil at xs4all.nl
Wed Jan 24 06:06:18 PST 2018


On 24/01/18 11:59, Smitha T Murthy wrote:
> Add v4l2 controls for HEVC encoder
> 
> Signed-off-by: Smitha T Murthy <smitha.t at samsung.com>
> Reviewed-by: Andrzej Hajda <a.hajda at samsung.com>

Acked-by: Hans Verkuil <hans.verkuil at cisco.com>

Thanks!

	Hans

> ---
>  drivers/media/v4l2-core/v4l2-ctrls.c | 119 +++++++++++++++++++++++++++++++++++
>  include/uapi/linux/v4l2-controls.h   |  93 ++++++++++++++++++++++++++-
>  2 files changed, 211 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/media/v4l2-core/v4l2-ctrls.c b/drivers/media/v4l2-core/v4l2-ctrls.c
> index cbb2ef4..e312f11 100644
> --- a/drivers/media/v4l2-core/v4l2-ctrls.c
> +++ b/drivers/media/v4l2-core/v4l2-ctrls.c
> @@ -480,6 +480,57 @@ const char * const *v4l2_ctrl_get_menu(u32 id)
>  		NULL,
>  	};
>  
> +	static const char * const hevc_profile[] = {
> +		"Main",
> +		"Main Still Picture",
> +		"Main 10",
> +		NULL,
> +	};
> +	static const char * const hevc_level[] = {
> +		"1",
> +		"2",
> +		"2.1",
> +		"3",
> +		"3.1",
> +		"4",
> +		"4.1",
> +		"5",
> +		"5.1",
> +		"5.2",
> +		"6",
> +		"6.1",
> +		"6.2",
> +		NULL,
> +	};
> +	static const char * const hevc_hierarchial_coding_type[] = {
> +		"B",
> +		"P",
> +		NULL,
> +	};
> +	static const char * const hevc_refresh_type[] = {
> +		"None",
> +		"CRA",
> +		"IDR",
> +		NULL,
> +	};
> +	static const char * const hevc_size_of_length_field[] = {
> +		"0",
> +		"1",
> +		"2",
> +		"4",
> +		NULL,
> +	};
> +	static const char * const hevc_tier[] = {
> +		"Main",
> +		"High",
> +		NULL,
> +	};
> +	static const char * const hevc_loop_filter_mode[] = {
> +		"Disabled",
> +		"Enabled",
> +		"Disabled at slice boundary",
> +		"NULL",
> +	};
>  
>  	switch (id) {
>  	case V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ:
> @@ -575,6 +626,20 @@ const char * const *v4l2_ctrl_get_menu(u32 id)
>  		return dv_it_content_type;
>  	case V4L2_CID_DETECT_MD_MODE:
>  		return detect_md_mode;
> +	case V4L2_CID_MPEG_VIDEO_HEVC_PROFILE:
> +		return hevc_profile;
> +	case V4L2_CID_MPEG_VIDEO_HEVC_LEVEL:
> +		return hevc_level;
> +	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_TYPE:
> +		return hevc_hierarchial_coding_type;
> +	case V4L2_CID_MPEG_VIDEO_HEVC_REFRESH_TYPE:
> +		return hevc_refresh_type;
> +	case V4L2_CID_MPEG_VIDEO_HEVC_SIZE_OF_LENGTH_FIELD:
> +		return hevc_size_of_length_field;
> +	case V4L2_CID_MPEG_VIDEO_HEVC_TIER:
> +		return hevc_tier;
> +	case V4L2_CID_MPEG_VIDEO_HEVC_LOOP_FILTER_MODE:
> +		return hevc_loop_filter_mode;
>  
>  	default:
>  		return NULL;
> @@ -776,6 +841,53 @@ const char *v4l2_ctrl_get_name(u32 id)
>  	case V4L2_CID_MPEG_VIDEO_VPX_P_FRAME_QP:		return "VPX P-Frame QP Value";
>  	case V4L2_CID_MPEG_VIDEO_VPX_PROFILE:			return "VPX Profile";
>  
> +	/* HEVC controls */
> +	case V4L2_CID_MPEG_VIDEO_HEVC_I_FRAME_QP:		return "HEVC I-Frame QP Value";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_P_FRAME_QP:		return "HEVC P-Frame QP Value";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_B_FRAME_QP:		return "HEVC B-Frame QP Value";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_MIN_QP:			return "HEVC Minimum QP Value";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_MAX_QP:			return "HEVC Maximum QP Value";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_PROFILE:			return "HEVC Profile";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_LEVEL:			return "HEVC Level";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_TIER:			return "HEVC Tier";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_FRAME_RATE_RESOLUTION:	return "HEVC Frame Rate Resolution";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_MAX_PARTITION_DEPTH:	return "HEVC Maximum Coding Unit Depth";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_REFRESH_TYPE:		return "HEVC Refresh Type";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_CONST_INTRA_PRED:		return "HEVC Constant Intra Prediction";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_LOSSLESS_CU:		return "HEVC Lossless Encoding";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_WAVEFRONT:		return "HEVC Wavefront";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_LOOP_FILTER_MODE:		return "HEVC Loop Filter";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_QP:			return "HEVC QP Values";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_TYPE:		return "HEVC Hierarchical Coding Type";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER:	return "HEVC Hierarchical Coding Layer";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L0_QP:	return "HEVC Hierarchical Layer 0 QP";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L1_QP:	return "HEVC Hierarchical Layer 1 QP";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L2_QP:	return "HEVC Hierarchical Layer 2 QP";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L3_QP:	return "HEVC Hierarchical Layer 3 QP";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L4_QP:	return "HEVC Hierarchical Layer 4 QP";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L5_QP:	return "HEVC Hierarchical Layer 5 QP";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L6_QP:	return "HEVC Hierarchical Layer 6 QP";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L0_BR:	return "HEVC Hierarchical Lay 0 BitRate";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L1_BR:	return "HEVC Hierarchical Lay 1 BitRate";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L2_BR:	return "HEVC Hierarchical Lay 2 BitRate";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L3_BR:	return "HEVC Hierarchical Lay 3 BitRate";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L4_BR:	return "HEVC Hierarchical Lay 4 BitRate";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L5_BR:	return "HEVC Hierarchical Lay 5 BitRate";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L6_BR:	return "HEVC Hierarchical Lay 6 BitRate";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_GENERAL_PB:		return "HEVC General PB";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_TEMPORAL_ID:		return "HEVC Temporal ID";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_STRONG_SMOOTHING:		return "HEVC Strong Intra Smoothing";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_INTRA_PU_SPLIT:		return "HEVC Intra PU Split";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_TMV_PREDICTION:		return "HEVC TMV Prediction";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_MAX_NUM_MERGE_MV_MINUS1:	return "HEVC Max Num of Candidate MVs";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_WITHOUT_STARTCODE:	return "HEVC ENC Without Startcode";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_REFRESH_PERIOD:		return "HEVC Num of I-Frame b/w 2 IDR";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_LF_BETA_OFFSET_DIV2:	return "HEVC Loop Filter Beta Offset";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_LF_TC_OFFSET_DIV2:	return "HEVC Loop Filter TC Offset";
> +	case V4L2_CID_MPEG_VIDEO_HEVC_SIZE_OF_LENGTH_FIELD:	return "HEVC Size of Length Field";
> +	case V4L2_CID_MPEG_VIDEO_REF_NUMBER_FOR_PFRAMES:	return "Reference Frames for a P-Frame";
> +	case V4L2_CID_MPEG_VIDEO_PREPEND_SPSPPS_TO_IDR:		return "Prepend SPS and PPS to IDR";
> +
>  	/* CAMERA controls */
>  	/* Keep the order of the 'case's the same as in v4l2-controls.h! */
>  	case V4L2_CID_CAMERA_CLASS:		return "Camera Controls";
> @@ -1069,6 +1181,13 @@ void v4l2_ctrl_fill(u32 id, const char **name, enum v4l2_ctrl_type *type,
>  	case V4L2_CID_TUNE_DEEMPHASIS:
>  	case V4L2_CID_MPEG_VIDEO_VPX_GOLDEN_FRAME_SEL:
>  	case V4L2_CID_DETECT_MD_MODE:
> +	case V4L2_CID_MPEG_VIDEO_HEVC_PROFILE:
> +	case V4L2_CID_MPEG_VIDEO_HEVC_LEVEL:
> +	case V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_TYPE:
> +	case V4L2_CID_MPEG_VIDEO_HEVC_REFRESH_TYPE:
> +	case V4L2_CID_MPEG_VIDEO_HEVC_SIZE_OF_LENGTH_FIELD:
> +	case V4L2_CID_MPEG_VIDEO_HEVC_TIER:
> +	case V4L2_CID_MPEG_VIDEO_HEVC_LOOP_FILTER_MODE:
>  		*type = V4L2_CTRL_TYPE_MENU;
>  		break;
>  	case V4L2_CID_LINK_FREQ:
> diff --git a/include/uapi/linux/v4l2-controls.h b/include/uapi/linux/v4l2-controls.h
> index a692623..7b01621 100644
> --- a/include/uapi/linux/v4l2-controls.h
> +++ b/include/uapi/linux/v4l2-controls.h
> @@ -589,6 +589,98 @@ enum v4l2_vp8_golden_frame_sel {
>  #define V4L2_CID_MPEG_VIDEO_VPX_P_FRAME_QP		(V4L2_CID_MPEG_BASE+510)
>  #define V4L2_CID_MPEG_VIDEO_VPX_PROFILE			(V4L2_CID_MPEG_BASE+511)
>  
> +/* CIDs for HEVC encoding. */
> +
> +#define V4L2_CID_MPEG_VIDEO_HEVC_MIN_QP		(V4L2_CID_MPEG_BASE + 600)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_MAX_QP		(V4L2_CID_MPEG_BASE + 601)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_I_FRAME_QP	(V4L2_CID_MPEG_BASE + 602)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_P_FRAME_QP	(V4L2_CID_MPEG_BASE + 603)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_B_FRAME_QP	(V4L2_CID_MPEG_BASE + 604)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_QP	(V4L2_CID_MPEG_BASE + 605)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_TYPE (V4L2_CID_MPEG_BASE + 606)
> +enum v4l2_mpeg_video_hevc_hier_coding_type {
> +	V4L2_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_B	= 0,
> +	V4L2_MPEG_VIDEO_HEVC_HIERARCHICAL_CODING_P	= 1,
> +};
> +#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_LAYER	(V4L2_CID_MPEG_BASE + 607)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L0_QP	(V4L2_CID_MPEG_BASE + 608)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L1_QP	(V4L2_CID_MPEG_BASE + 609)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L2_QP	(V4L2_CID_MPEG_BASE + 610)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L3_QP	(V4L2_CID_MPEG_BASE + 611)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L4_QP	(V4L2_CID_MPEG_BASE + 612)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L5_QP	(V4L2_CID_MPEG_BASE + 613)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L6_QP	(V4L2_CID_MPEG_BASE + 614)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_PROFILE	(V4L2_CID_MPEG_BASE + 615)
> +enum v4l2_mpeg_video_hevc_profile {
> +	V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN = 0,
> +	V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_STILL_PICTURE = 1,
> +	V4L2_MPEG_VIDEO_HEVC_PROFILE_MAIN_10 = 2,
> +};
> +#define V4L2_CID_MPEG_VIDEO_HEVC_LEVEL		(V4L2_CID_MPEG_BASE + 616)
> +enum v4l2_mpeg_video_hevc_level {
> +	V4L2_MPEG_VIDEO_HEVC_LEVEL_1	= 0,
> +	V4L2_MPEG_VIDEO_HEVC_LEVEL_2	= 1,
> +	V4L2_MPEG_VIDEO_HEVC_LEVEL_2_1	= 2,
> +	V4L2_MPEG_VIDEO_HEVC_LEVEL_3	= 3,
> +	V4L2_MPEG_VIDEO_HEVC_LEVEL_3_1	= 4,
> +	V4L2_MPEG_VIDEO_HEVC_LEVEL_4	= 5,
> +	V4L2_MPEG_VIDEO_HEVC_LEVEL_4_1	= 6,
> +	V4L2_MPEG_VIDEO_HEVC_LEVEL_5	= 7,
> +	V4L2_MPEG_VIDEO_HEVC_LEVEL_5_1	= 8,
> +	V4L2_MPEG_VIDEO_HEVC_LEVEL_5_2	= 9,
> +	V4L2_MPEG_VIDEO_HEVC_LEVEL_6	= 10,
> +	V4L2_MPEG_VIDEO_HEVC_LEVEL_6_1	= 11,
> +	V4L2_MPEG_VIDEO_HEVC_LEVEL_6_2	= 12,
> +};
> +#define V4L2_CID_MPEG_VIDEO_HEVC_FRAME_RATE_RESOLUTION	(V4L2_CID_MPEG_BASE + 617)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_TIER			(V4L2_CID_MPEG_BASE + 618)
> +enum v4l2_mpeg_video_hevc_tier {
> +	V4L2_MPEG_VIDEO_HEVC_TIER_MAIN = 0,
> +	V4L2_MPEG_VIDEO_HEVC_TIER_HIGH = 1,
> +};
> +#define V4L2_CID_MPEG_VIDEO_HEVC_MAX_PARTITION_DEPTH	(V4L2_CID_MPEG_BASE + 619)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_LOOP_FILTER_MODE	(V4L2_CID_MPEG_BASE + 620)
> +enum v4l2_cid_mpeg_video_hevc_loop_filter_mode {
> +	V4L2_MPEG_VIDEO_HEVC_LOOP_FILTER_MODE_DISABLED			 = 0,
> +	V4L2_MPEG_VIDEO_HEVC_LOOP_FILTER_MODE_ENABLED			 = 1,
> +	V4L2_MPEG_VIDEO_HEVC_LOOP_FILTER_MODE_DISABLED_AT_SLICE_BOUNDARY = 2,
> +};
> +#define V4L2_CID_MPEG_VIDEO_HEVC_LF_BETA_OFFSET_DIV2	(V4L2_CID_MPEG_BASE + 621)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_LF_TC_OFFSET_DIV2	(V4L2_CID_MPEG_BASE + 622)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_REFRESH_TYPE		(V4L2_CID_MPEG_BASE + 623)
> +enum v4l2_cid_mpeg_video_hevc_refresh_type {
> +	V4L2_MPEG_VIDEO_HEVC_REFRESH_NONE		= 0,
> +	V4L2_MPEG_VIDEO_HEVC_REFRESH_CRA		= 1,
> +	V4L2_MPEG_VIDEO_HEVC_REFRESH_IDR		= 2,
> +};
> +#define V4L2_CID_MPEG_VIDEO_HEVC_REFRESH_PERIOD		(V4L2_CID_MPEG_BASE + 624)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_LOSSLESS_CU		(V4L2_CID_MPEG_BASE + 625)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_CONST_INTRA_PRED	(V4L2_CID_MPEG_BASE + 626)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_WAVEFRONT		(V4L2_CID_MPEG_BASE + 627)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_GENERAL_PB		(V4L2_CID_MPEG_BASE + 628)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_TEMPORAL_ID		(V4L2_CID_MPEG_BASE + 629)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_STRONG_SMOOTHING	(V4L2_CID_MPEG_BASE + 630)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_MAX_NUM_MERGE_MV_MINUS1	(V4L2_CID_MPEG_BASE + 631)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_INTRA_PU_SPLIT		(V4L2_CID_MPEG_BASE + 632)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_TMV_PREDICTION		(V4L2_CID_MPEG_BASE + 633)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_WITHOUT_STARTCODE	(V4L2_CID_MPEG_BASE + 634)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_SIZE_OF_LENGTH_FIELD	(V4L2_CID_MPEG_BASE + 635)
> +enum v4l2_cid_mpeg_video_hevc_size_of_length_field {
> +	V4L2_MPEG_VIDEO_HEVC_SIZE_0		= 0,
> +	V4L2_MPEG_VIDEO_HEVC_SIZE_1		= 1,
> +	V4L2_MPEG_VIDEO_HEVC_SIZE_2		= 2,
> +	V4L2_MPEG_VIDEO_HEVC_SIZE_4		= 3,
> +};
> +#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L0_BR	(V4L2_CID_MPEG_BASE + 636)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L1_BR	(V4L2_CID_MPEG_BASE + 637)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L2_BR	(V4L2_CID_MPEG_BASE + 638)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L3_BR	(V4L2_CID_MPEG_BASE + 639)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L4_BR	(V4L2_CID_MPEG_BASE + 640)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L5_BR	(V4L2_CID_MPEG_BASE + 641)
> +#define V4L2_CID_MPEG_VIDEO_HEVC_HIER_CODING_L6_BR	(V4L2_CID_MPEG_BASE + 642)
> +#define V4L2_CID_MPEG_VIDEO_REF_NUMBER_FOR_PFRAMES	(V4L2_CID_MPEG_BASE + 643)
> +#define V4L2_CID_MPEG_VIDEO_PREPEND_SPSPPS_TO_IDR	(V4L2_CID_MPEG_BASE + 644)
> +
>  /*  MPEG-class control IDs specific to the CX2341x driver as defined by V4L2 */
>  #define V4L2_CID_MPEG_CX2341X_BASE 				(V4L2_CTRL_CLASS_MPEG | 0x1000)
>  #define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE 	(V4L2_CID_MPEG_CX2341X_BASE+0)
> @@ -657,7 +749,6 @@ enum v4l2_mpeg_mfc51_video_force_frame_type {
>  #define V4L2_CID_MPEG_MFC51_VIDEO_H264_ADAPTIVE_RC_STATIC		(V4L2_CID_MPEG_MFC51_BASE+53)
>  #define V4L2_CID_MPEG_MFC51_VIDEO_H264_NUM_REF_PIC_FOR_P		(V4L2_CID_MPEG_MFC51_BASE+54)
>  
> -
>  /*  Camera class control IDs */
>  
>  #define V4L2_CID_CAMERA_CLASS_BASE 	(V4L2_CTRL_CLASS_CAMERA | 0x900)
> 




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