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

From: Hans Verkuil
Date: Wed Jan 24 2018 - 09:06:28 EST

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In reply to: Smitha T Murthy: "[Patch v7 10/12] [media] v4l2: Add v4l2 control IDs for HEVC encoder"
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On 24/01/18 11:59, Smitha T Murthy wrote:
> Add v4l2 controls for HEVC encoder
>
> Signed-off-by: Smitha T Murthy <smitha.t@xxxxxxxxxxx>
> Reviewed-by: Andrzej Hajda <a.hajda@xxxxxxxxxxx>

Acked-by: Hans Verkuil <hans.verkuil@xxxxxxxxx>

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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