v4l2_nv_extensions.h

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/*
 * Copyright (c) 2016-2021, NVIDIA CORPORATION. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in
 * the documentation and/or other materials provided with the
 * distribution.
 * 3. The names of its contributors may not be used to endorse or promote
 * products derived from this software without specific prior written
 * permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

/* 此文件包含对 V4L2 头文件的修订，这些修订是在
 * 受支持的内核版本和 NVIDIA 扩展之后进行的。
 */

#ifndef __V4L2_NV_EXTENSIONS_H__
#define __V4L2_NV_EXTENSIONS_H__

#define V4L2_PIX_FMT_DIVX4 v4l2_fourcc('D', 'V', 'X', '4')

#define V4L2_PIX_FMT_DIVX5 v4l2_fourcc('D', 'V', 'X', '5')

#define V4L2_PIX_FMT_H265 v4l2_fourcc('H', '2', '6', '5')

#define V4L2_PIX_FMT_VP9 v4l2_fourcc('V', 'P', '9', '0')

#define V4L2_PIX_FMT_AV1 v4l2_fourcc('A', 'V', '1', '0')

#define V4L2_PIX_FMT_P010 v4l2_fourcc('P', '0', '1', '0') /* Y/CbCr 4:2:0，每通道 10 位 */

#define V4L2_PIX_FMT_P010M v4l2_fourcc('P', 'M', '1', '0') /* Y/CbCr 4:2:0，每通道 10 位 */

#define V4L2_PIX_FMT_P012 v4l2_fourcc('P', '0', '1', '2') /* Y/CbCr 4:2:0，每通道 12 位 */

#define V4L2_PIX_FMT_P012M v4l2_fourcc('P', 'M', '1', '2') /* Y/CbCr 4:2:0，每通道 12 位 */

#define V4L2_PIX_FMT_NV24M v4l2_fourcc('N', 'M', '2', '4') /* Y/CbCr 4:4:4，每通道 8 位 */

#define V4L2_PIX_FMT_NV24_10LE v4l2_fourcc('N', 'V', '1', '0') /* Y/CbCr 4:4:4，每通道 10 位 */


/* >> 从此处到下一个 endcond 语句的声明
 * >> 当前未实现。请勿使用。 */

#define V4L2_PIX_FMT_YUV422RM v4l2_fourcc('4', '2', 'R', 'M')


#define V4L2_PIX_FMT_H264_SLICE v4l2_fourcc('S', '2', '6', '4') 
#define V4L2_PIX_FMT_VP8_FRAME v4l2_fourcc('V', 'P', '8', 'F') 
#define V4L2_CTRL_FLAG_CAN_STORE 0x0200

#define V4L2_EVENT_RESOLUTION_CHANGE 5

/* >> 从此处到下一个 endcond 语句的声明
 * >> 当前未实现。请勿使用。 */

/*---------------以下是来自 v4l2-controls.h 的更改----------------------*/

#define V4L2_CID_MPEG_VIDEO_H264_SPS (V4L2_CID_MPEG_BASE+383)
#define V4L2_CID_MPEG_VIDEO_H264_PPS (V4L2_CID_MPEG_BASE+384)
#define V4L2_CID_MPEG_VIDEO_H264_SCALING_MATRIX (V4L2_CID_MPEG_BASE+385)
#define V4L2_CID_MPEG_VIDEO_H264_SLICE_PARAM (V4L2_CID_MPEG_BASE+386)
#define V4L2_CID_MPEG_VIDEO_H264_DECODE_PARAM (V4L2_CID_MPEG_BASE+387)

#define V4L2_CID_MPEG_VIDEO_VP8_FRAME_HDR (V4L2_CID_MPEG_BASE+512)

#define V4L2_CID_MPEG_VIDEO_H265_PROFILE (V4L2_CID_MPEG_BASE+513)

enum v4l2_mpeg_video_h265_profile {
 V4L2_MPEG_VIDEO_H265_PROFILE_MAIN = 0,
 V4L2_MPEG_VIDEO_H265_PROFILE_MAIN10 = 1,
 V4L2_MPEG_VIDEO_H265_PROFILE_MAINSTILLPICTURE = 2,
};

#define V4L2_CID_MPEG_VIDEO_IDR_INTERVAL (V4L2_CID_MPEG_BASE+514)

/* >> 从此处到下一个 endcond 语句的声明
 * >> 当前未实现。请勿使用。 */

/* Complex controls */

#define V4L2_H264_SPS_CONSTRAINT_SET0_FLAG 0x01
#define V4L2_H264_SPS_CONSTRAINT_SET1_FLAG 0x02
#define V4L2_H264_SPS_CONSTRAINT_SET2_FLAG 0x04
#define V4L2_H264_SPS_CONSTRAINT_SET3_FLAG 0x08
#define V4L2_H264_SPS_CONSTRAINT_SET4_FLAG 0x10
#define V4L2_H264_SPS_CONSTRAINT_SET5_FLAG 0x20

#define V4L2_H264_SPS_FLAG_SEPARATE_COLOUR_PLANE 0x01
#define V4L2_H264_SPS_FLAG_QPPRIME_Y_ZERO_TRANSFORM_BYPASS 0x02
#define V4L2_H264_SPS_FLAG_DELTA_PIC_ORDER_ALWAYS_ZERO 0x04
#define V4L2_H264_SPS_FLAG_GAPS_IN_FRAME_NUM_VALUE_ALLOWED 0x08
#define V4L2_H264_SPS_FLAG_FRAME_MBS_ONLY 0x10
#define V4L2_H264_SPS_FLAG_MB_ADAPTIVE_FRAME_FIELD 0x20
#define V4L2_H264_SPS_FLAG_DIRECT_8X8_INFERENCE 0x40
struct v4l2_ctrl_h264_sps {
 __u8 profile_idc;
 __u8 constraint_set_flags;
 __u8 level_idc;
 __u8 seq_parameter_set_id;
 __u8 chroma_format_idc;
 __u8 bit_depth_luma_minus8;
 __u8 bit_depth_chroma_minus8;
 __u8 log2_max_frame_num_minus4;
 __u8 pic_order_cnt_type;
 __u8 log2_max_pic_order_cnt_lsb_minus4;
 __s32 offset_for_non_ref_pic;
 __s32 offset_for_top_to_bottom_field;
 __u8 num_ref_frames_in_pic_order_cnt_cycle;
 __s32 offset_for_ref_frame[255];
 __u8 max_num_ref_frames;
 __u16 pic_width_in_mbs_minus1;
 __u16 pic_height_in_map_units_minus1;
 __u8 flags;
};

#define V4L2_H264_PPS_FLAG_ENTROPY_CODING_MODE 0x0001
#define V4L2_H264_PPS_FLAG_BOTTOM_FIELD_PIC_ORDER_IN_FRAME_PRESENT 0x0002
#define V4L2_H264_PPS_FLAG_WEIGHTED_PRED 0x0004
#define V4L2_H264_PPS_FLAG_DEBLOCKING_FILTER_CONTROL_PRESENT 0x0008
#define V4L2_H264_PPS_FLAG_CONSTRAINED_INTRA_PRED 0x0010
#define V4L2_H264_PPS_FLAG_REDUNDANT_PIC_CNT_PRESENT 0x0020
#define V4L2_H264_PPS_FLAG_TRANSFORM_8X8_MODE 0x0040
#define V4L2_H264_PPS_FLAG_PIC_SCALING_MATRIX_PRESENT 0x0080
struct v4l2_ctrl_h264_pps {
 __u8 pic_parameter_set_id;
 __u8 seq_parameter_set_id;
 __u8 num_slice_groups_minus1;
 __u8 num_ref_idx_l0_default_active_minus1;
 __u8 num_ref_idx_l1_default_active_minus1;
 __u8 weighted_bipred_idc;
 __s8 pic_init_qp_minus26;
 __s8 pic_init_qs_minus26;
 __s8 chroma_qp_index_offset;
 __s8 second_chroma_qp_index_offset;
 __u8 flags;
};

struct v4l2_ctrl_h264_scaling_matrix {
 __u8 scaling_list_4x4[6][16];
 __u8 scaling_list_8x8[6][64];
};

struct v4l2_h264_weight_factors {
 __s8 luma_weight[32];
 __s8 luma_offset[32];
 __s8 chroma_weight[32][2];
 __s8 chroma_offset[32][2];
};

struct v4l2_h264_pred_weight_table {
 __u8 luma_log2_weight_denom;
 __u8 chroma_log2_weight_denom;
 struct v4l2_h264_weight_factors weight_factors[2];
};

#define V4L2_SLICE_FLAG_FIELD_PIC 0x01
#define V4L2_SLICE_FLAG_BOTTOM_FIELD 0x02
#define V4L2_SLICE_FLAG_DIRECT_SPATIAL_MV_PRED 0x04
#define V4L2_SLICE_FLAG_SP_FOR_SWITCH 0x08
struct v4l2_ctrl_h264_slice_param {
 __u32 size;
 __u32 header_bit_size;

 __u16 first_mb_in_slice;
 __u8 slice_type;
 __u8 pic_parameter_set_id;
 __u8 colour_plane_id;
 __u16 frame_num;
 __u16 idr_pic_id;
 __u16 pic_order_cnt_lsb;
 __s32 delta_pic_order_cnt_bottom;
 __s32 delta_pic_order_cnt0;
 __s32 delta_pic_order_cnt1;
 __u8 redundant_pic_cnt;

 struct v4l2_h264_pred_weight_table pred_weight_table;
 /* dec_ref_pic_marking() 语法元素的大小（位）。 */
 __u32 dec_ref_pic_marking_bit_size;
 /* 图像顺序计数语法的位大小。 */
 __u32 pic_order_cnt_bit_size;

 __u8 cabac_init_idc;
 __s8 slice_qp_delta;
 __s8 slice_qs_delta;
 __u8 disable_deblocking_filter_idc;
 __s8 slice_alpha_c0_offset_div2;
 __s8 slice_beta_offset_div2;
 __u32 slice_group_change_cycle;

 __u8 num_ref_idx_l0_active_minus1;
 __u8 num_ref_idx_l1_active_minus1;
 /* 每个列表上的条目都是
 * 进入 v4l2_ctrl_h264_decode_param.dpb[] 的索引。 */
 __u8 ref_pic_list0[32];
 __u8 ref_pic_list1[32];

 __u8 flags;
};

#define V4L2_H264_DPB_ENTRY_FLAG_ACTIVE 0x01
#define V4L2_H264_DPB_ENTRY_FLAG_LONG_TERM 0x02
struct v4l2_h264_dpb_entry {
 __u32 buf_index;
 __u16 frame_num;
 __u16 pic_num;
 __s32 top_field_order_cnt;
 __s32 bottom_field_order_cnt;
 __u8 flags; /* V4L2_H264_DPB_ENTRY_FLAG_* */
};

struct v4l2_ctrl_h264_decode_param {
 __u32 num_slices;
 __u8 idr_pic_flag;
 __u8 nal_ref_idc;
 __s32 top_field_order_cnt;
 __s32 bottom_field_order_cnt;
 __u8 ref_pic_list_p0[32];
 __u8 ref_pic_list_b0[32];
 __u8 ref_pic_list_b1[32];
 struct v4l2_h264_dpb_entry dpb[16];
};

#define V4L2_VP8_SEGMNT_HDR_FLAG_ENABLED 0x01
#define V4L2_VP8_SEGMNT_HDR_FLAG_UPDATE_MAP 0x02
#define V4L2_VP8_SEGMNT_HDR_FLAG_UPDATE_FEATURE_DATA 0x04
struct v4l2_vp8_sgmnt_hdr {
 __u8 segment_feature_mode;

 __s8 quant_update[4];
 __s8 lf_update[4];
 __u8 segment_probs[3];

 __u8 flags;
};

#define V4L2_VP8_LF_HDR_ADJ_ENABLE 0x01
#define V4L2_VP8_LF_HDR_DELTA_UPDATE 0x02
struct v4l2_vp8_loopfilter_hdr {
 __u8 type;
 __u8 level;
 __u8 sharpness_level;
 __s8 ref_frm_delta_magnitude[4];
 __s8 mb_mode_delta_magnitude[4];

 __u8 flags;
};

struct v4l2_vp8_quantization_hdr {
 __u8 y_ac_qi;
 __s8 y_dc_delta;
 __s8 y2_dc_delta;
 __s8 y2_ac_delta;
 __s8 uv_dc_delta;
 __s8 uv_ac_delta;
 __u16 dequant_factors[4][3][2];
};

struct v4l2_vp8_entropy_hdr {
 __u8 coeff_probs[4][8][3][11];
 __u8 y_mode_probs[4];
 __u8 uv_mode_probs[3];
 __u8 mv_probs[2][19];
};

#define V4L2_VP8_FRAME_HDR_FLAG_EXPERIMENTAL 0x01
#define V4L2_VP8_FRAME_HDR_FLAG_SHOW_FRAME 0x02
#define V4L2_VP8_FRAME_HDR_FLAG_MB_NO_SKIP_COEFF 0x04
struct v4l2_ctrl_vp8_frame_hdr {
 __u8 key_frame;
 __u8 version;

 __u16 width;
 __u8 horizontal_scale;
 __u16 height;
 __u8 vertical_scale;

 struct v4l2_vp8_sgmnt_hdr sgmnt_hdr;
 struct v4l2_vp8_loopfilter_hdr lf_hdr;
 struct v4l2_vp8_quantization_hdr quant_hdr;
 struct v4l2_vp8_entropy_hdr entropy_hdr;

 __u8 sign_bias_golden;
 __u8 sign_bias_alternate;

 __u8 prob_skip_false;
 __u8 prob_intra;
 __u8 prob_last;
 __u8 prob_gf;

 __u32 first_part_size;
 __u32 first_part_offset;
 __u32 macroblock_bit_offset;

 __u8 num_dct_parts;
 __u32 dct_part_sizes[8];

 __u8 bool_dec_range;
 __u8 bool_dec_value;
 __u8 bool_dec_count;

 __u32 last_frame;
 __u32 golden_frame;
 __u32 alt_frame;

 __u8 flags;
};

/*---------------在下面添加 NVIDIA 特定的扩展 ----------------------*/

#define V4L2_CID_MPEG_VIDEO_DISABLE_COMPLETE_FRAME_INPUT (V4L2_CID_MPEG_BASE+515)

#define V4L2_CID_MPEG_VIDEO_DISABLE_DPB (V4L2_CID_MPEG_BASE+516)

#define V4L2_CID_MPEG_VIDEO_ERROR_REPORTING (V4L2_CID_MPEG_BASE+517)

#define V4L2_CID_MPEG_VIDEO_SKIP_FRAMES (V4L2_CID_MPEG_BASE+518)

#define V4L2_CID_MPEG_VIDEODEC_METADATA (V4L2_CID_MPEG_BASE+519)

#define V4L2_CID_MPEG_VIDEODEC_INPUT_METADATA (V4L2_CID_MPEG_BASE+520)

#define V4L2_CID_VIDEODEC_DISPLAYDATA_PRESENT (V4L2_CID_MPEG_BASE+521)

#define V4L2_CID_VIDEODEC_HDR_MASTERING_DISPLAY_DATA (V4L2_CID_MPEG_BASE+522)

#define V4L2_CID_MPEG_VIDEODEC_SAR_WIDTH (V4L2_CID_MPEG_BASE+569)

#define V4L2_CID_MPEG_VIDEODEC_SAR_HEIGHT (V4L2_CID_MPEG_BASE+570)

 #define V4L2_CID_MPEG_VIDEOENC_DS_SEI_DATA (V4L2_CID_MPEG_BASE+571)

#define V4L2_CID_VIDEO_CONVERT_OUTPUT_PLANE_LAYOUT (V4L2_CID_MPEG_BASE+523)

#define V4L2_CID_VIDEO_CONVERT_CAPTURE_PLANE_LAYOUT (V4L2_CID_MPEG_BASE+524)

#define V4L2_CID_VIDEO_CONVERT_FLIP_METHOD (V4L2_CID_MPEG_BASE+525)

#define V4L2_CID_VIDEO_CONVERT_INTERPOLATION_METHOD (V4L2_CID_MPEG_BASE+526)

#define V4L2_CID_VIDEO_CONVERT_TNR_ALGORITHM (V4L2_CID_MPEG_BASE+527)

#define V4L2_CID_MPEG_VIDEOENC_TEMPORAL_TRADEOFF_LEVEL (V4L2_CID_MPEG_BASE+528)

#define V4L2_CID_MPEG_VIDEOENC_SLICE_LENGTH_PARAM (V4L2_CID_MPEG_BASE+529)

#define V4L2_CID_MPEG_VIDEOENC_ROI_PARAMS (V4L2_CID_MPEG_BASE+530)

#define V4L2_CID_MPEG_VIDEOENC_VIRTUALBUFFER_SIZE (V4L2_CID_MPEG_BASE+531)

#define V4L2_CID_MPEG_VIDEOENC_NUM_REFERENCE_FRAMES (V4L2_CID_MPEG_BASE+532)

#define V4L2_CID_MPEG_VIDEOENC_SLICE_INTRAREFRESH_PARAM (V4L2_CID_MPEG_BASE+533)

#define V4L2_CID_MPEG_VIDEOENC_NUM_BFRAMES (V4L2_CID_MPEG_BASE+534)

#define V4L2_CID_MPEG_VIDEOENC_INSERT_SPS_PPS_AT_IDR (V4L2_CID_MPEG_BASE+535)

#define V4L2_CID_MPEG_VIDEOENC_METADATA (V4L2_CID_MPEG_BASE+536)

#define V4L2_CID_MPEG_VIDEOENC_ENABLE_METADATA_MV (V4L2_CID_MPEG_BASE+537)

#define V4L2_CID_MPEG_VIDEOENC_METADATA_MV (V4L2_CID_MPEG_BASE+538)

#define V4L2_CID_MPEG_VIDEOENC_QP_RANGE (V4L2_CID_MPEG_BASE+539)

#define V4L2_CID_MPEG_VIDEOENC_HW_PRESET_TYPE_PARAM (V4L2_CID_MPEG_BASE+540)

#define V4L2_CID_MPEG_VIDEOENC_INPUT_METADATA (V4L2_CID_MPEG_BASE+541)

#define V4L2_CID_MPEG_VIDEOENC_ENABLE_EXTERNAL_RPS_CONTROL (V4L2_CID_MPEG_BASE+542)

#define V4L2_CID_MPEG_VIDEOENC_ENABLE_EXTERNAL_RATE_CONTROL (V4L2_CID_MPEG_BASE+543)

#define V4L2_CID_MPEG_VIDEOENC_ENABLE_ROI_PARAM (V4L2_CID_MPEG_BASE+544)

#define V4L2_CID_MPEG_VIDEOENC_ENABLE_RECONCRC_PARAM (V4L2_CID_MPEG_BASE+545)

#define V4L2_CID_MPEG_VIDEOENC_INSERT_VUI (V4L2_CID_MPEG_BASE+546)

#define V4L2_CID_MPEG_VIDEOENC_INSERT_AUD (V4L2_CID_MPEG_BASE+547)

#define V4L2_CID_MPEG_VIDEOENC_EXTEDED_COLORFORMAT (V4L2_CID_MPEG_BASE+548)

#define V4L2_CID_MPEG_VIDEO_DECODE_INSTANCE (V4L2_CID_MPEG_BASE+549)

#define V4L2_CID_MPEG_VIDEO_DEVICE_POLL (V4L2_CID_MPEG_BASE+550)

#define V4L2_CID_MPEG_SET_POLL_INTERRUPT (V4L2_CID_MPEG_BASE+551)

#define V4L2_CID_MPEG_VIDEOENC_TWO_PASS_CBR (V4L2_CID_MPEG_BASE+552)

#define V4L2_CID_VIDEO_CONVERT_YUV_RESCALE_METHOD (V4L2_CID_MPEG_BASE+553)

#define V4L2_CID_MPEG_VIDEO_MAX_PERFORMANCE (V4L2_CID_MPEG_BASE+554)

#define V4L2_CID_MPEG_VIDEOENC_ENABLE_ALLIFRAME_ENCODE (V4L2_CID_MPEG_BASE+555)

#define V4L2_CID_MPEG_VIDEO_BUF_API_TYPE (V4L2_CID_MPEG_BASE+556)

#define V4L2_CID_MPEG_VIDEO_CUDA_MEM_TYPE (V4L2_CID_MPEG_BASE+557)

#define V4L2_CID_MPEG_VIDEO_CUDA_GPU_ID (V4L2_CID_MPEG_BASE+558)

#define V4L2_CID_MPEG_VIDEODEC_DROP_FRAME_INTERVAL (V4L2_CID_MPEG_BASE+559)

 #define V4L2_CID_MPEG_VIDEOENC_VPX_HEADERS_WITH_FRAME (V4L2_CID_MPEG_BASE+560)

#define V4L2_CID_MPEG_VIDEOENC_H265_LEVEL (V4L2_CID_MPEG_BASE+561)

#define V4L2_CID_MPEG_VIDEOENC_ENABLE_SLICE_LEVEL_ENCODE (V4L2_CID_MPEG_BASE+562)

#define V4L2_CID_MPEG_VIDEOENC_POC_TYPE (V4L2_CID_MPEG_BASE+563)

#define V4L2_CID_MPEG_VIDEOENC_H265_VUI_EXT_SAR_WIDTH (V4L2_CID_MPEG_BASE+564)

#define V4L2_CID_MPEG_VIDEOENC_H265_VUI_EXT_SAR_HEIGHT (V4L2_CID_MPEG_BASE+565)

#define V4L2_CID_MPEG_VIDEOENC_FORCE_INTRA_FRAME (V4L2_CID_MPEG_BASE+566)

#define V4L2_CID_MPEG_VIDEOENC_FORCE_IDR_FRAME (V4L2_CID_MPEG_BASE+567)

#define V4L2_CID_MPEG_VIDEO_CUDA_LOW_LATENCY (V4L2_CID_MPEG_BASE+568)

#define V4L2_CID_MPEG_VIDEOENC_AV1_HEADERS_WITH_FRAME (V4L2_CID_MPEG_BASE+569)

#define V4L2_CID_MPEG_VIDEOENC_AV1_TILE_CONFIGURATION (V4L2_CID_MPEG_BASE+570)

#define V4L2_CID_MPEG_VIDEOENC_AV1_ENABLE_SSIMRDO (V4L2_CID_MPEG_BASE+571)

#define V4L2_CID_MPEG_VIDEOENC_AV1_DISABLE_CDF_UPDATE (V4L2_CID_MPEG_BASE+572)

#define V4L2_CID_MPEG_VIDEOENC_FRAMES_TO_ENCODE (V4L2_CID_MPEG_BASE+573)

#define V4L2_CID_MPEG_VIDEOENC_INIT_FRAME_QP (V4L2_CID_MPEG_BASE+574)

#define V4L2_CID_MPEG_VIDEOENC_ENABLE_LOSSLESS (V4L2_CID_MPEG_BASE+575)

#define V4L2_CID_MPEG_VIDEOENC_H265_CHROMA_FACTOR_IDC (V4L2_CID_MPEG_BASE+576)

#define V4L2_CID_ARGUS_AUTO_WHITE_BALANCE_MODE (V4L2_CID_CAMERA_CLASS_BASE+20)

#define V4L2_CID_ARGUS_SENSOR_MODE (V4L2_CID_CAMERA_CLASS_BASE+32)

#define V4L2_CID_ARGUS_DENOISE_STRENGTH (V4L2_CID_CAMERA_CLASS_BASE+33)

#define V4L2_CID_ARGUS_DENOISE_MODE (V4L2_CID_CAMERA_CLASS_BASE+34)

#define V4L2_CID_ARGUS_EE_STRENGTH (V4L2_CID_CAMERA_CLASS_BASE+35)

#define V4L2_CID_ARGUS_EE_MODE (V4L2_CID_CAMERA_CLASS_BASE+36)

#define V4L2_CID_ARGUS_AE_ANTIBANDING_MODE (V4L2_CID_CAMERA_CLASS_BASE+37)

#define V4L2_CID_ARGUS_EXPOSURE_COMPENSATION (V4L2_CID_CAMERA_CLASS_BASE+38)

#define V4L2_CID_ARGUS_ISP_DIGITAL_GAIN_RANGE (V4L2_CID_CAMERA_CLASS_BASE+39)

#define V4L2_CID_ARGUS_COLOR_SATURATION (V4L2_CID_CAMERA_CLASS_BASE+40)

#define V4L2_CID_ARGUS_GAIN_RANGE (V4L2_CID_CAMERA_CLASS_BASE+41)

#define V4L2_CID_ARGUS_EXPOSURE_TIME_RANGE (V4L2_CID_CAMERA_CLASS_BASE+42)

#define V4L2_CID_ARGUS_METADATA (V4L2_CID_CAMERA_CLASS_BASE+43)

enum v4l2_skip_frames_type {
 V4L2_SKIP_FRAMES_TYPE_NONE = 0,
 V4L2_SKIP_FRAMES_TYPE_NONREF = 1,
 V4L2_SKIP_FRAMES_TYPE_DECODE_IDR_ONLY = 2,
};

enum v4l2_cuda_mem_type {
 V4L2_CUDA_MEM_TYPE_DEVICE = 0,
 V4L2_CUDA_MEM_TYPE_PINNED = 1,
 V4L2_CUDA_MEM_TYPE_UNIFIED = 2,
};

enum v4l2_videodec_input_error_type {
 V4L2_DEC_ERROR_NONE = 0x0,
 V4L2_DEC_ERROR_SPS = 0x1,
 V4L2_DEC_ERROR_PPS = 0x2,
 V4L2_DEC_ERROR_SLICE_HDR = 0x4,
 V4L2_DEC_ERROR_MISSING_REF_FRAME = 0x8,
 V4L2_DEC_ERROR_VPS = 0x10,
};

typedef struct v4l2_ctrl_videodec_statusmetadata_
{
 __u32 DecodeError;
 __u32 DecodedMBs;
 __u32 ConcealedMBs;
 __u32 nConcealedFromPOC;
 __u32 FrameDecodeTime;
}v4l2_ctrl_videodec_statusmetadata;

typedef struct v4l2_ctrl_videodec_refframe_metadata_
{
 __u32 bPresent;
 __u32 bIdrFrame;
 __u32 bLTRefFrame;
 __u32 bPredicted;
 __u32 nPictureOrderCnt;
 __u32 nFrameNum;
 __u32 nLTRFrameIdx;
} v4l2_ctrl_videodec_refframe_metadata;

typedef struct v4l2_ctrl_videodec_currentframe_metadata_
{
 __u32 bRefFrame;
 __u32 bIdrFrame;
 __u32 bLTRefFrame;
 __u32 nPictureOrderCnt;
 __u32 nFrameNum;
 __u32 nLTRFrameIdx;
} v4l2_ctrl_videodec_currentframe_metadata;

typedef struct v4l2_ctrl_videodec_dpbinfometadata_
{
 v4l2_ctrl_videodec_currentframe_metadata currentFrame;
 __u32 nActiveRefFrames;
 v4l2_ctrl_videodec_refframe_metadata RPSList[16];
} v4l2_ctrl_videodec_dpbinfometadata;

typedef struct v4l2_ctrl_h264dec_bufmetadata_
{
 __u32 nFrameNumBits;
 __u32 FrameType;
 v4l2_ctrl_videodec_dpbinfometadata dpbInfo;
}v4l2_ctrl_h264dec_bufmetadata;

typedef struct v4l2_ctrl_hevcdec_bufmetadata_
{
 __u32 nPocLsbBits;
 __u32 FrameType;
 v4l2_ctrl_videodec_dpbinfometadata dpbInfo;
}v4l2_ctrl_hevcdec_bufmetadata;

typedef struct v4l2_ctrl_videodec_inputbuf_metadata_
{
 __u32 nBitStreamError;
} v4l2_ctrl_videodec_inputbuf_metadata;

typedef struct v4l2_ctrl_videodec_outputbuf_metadata_
{
 __u8 ucColorPrimaries;
 __u8 ucTransferCharacteristics;
 __u8 ucMatrixCoefficients;
 __u32 bValidFrameStatus;
 v4l2_ctrl_videodec_statusmetadata FrameDecStats;
 union {
 v4l2_ctrl_h264dec_bufmetadata H264DecParams;
 v4l2_ctrl_hevcdec_bufmetadata HEVCDecParams;
 }CodecParams;
} v4l2_ctrl_videodec_outputbuf_metadata;
enum v4l2_enc_temporal_tradeoff_level_type {
 V4L2_ENC_TEMPORAL_TRADEOFF_LEVEL_DROPNONE = 0,
 V4L2_ENC_TEMPORAL_TRADEOFF_LEVEL_DROP1IN5,
 V4L2_ENC_TEMPORAL_TRADEOFF_LEVEL_DROP1IN3,
 V4L2_ENC_TEMPORAL_TRADEOFF_LEVEL_DROP1IN2,
 V4L2_ENC_TEMPORAL_TRADEOFF_LEVEL_DROP2IN3,
};

enum v4l2_enc_hw_preset_type {
 V4L2_ENC_HW_PRESET_DISABLE = 0,  /* 禁用硬件预设 */
 V4L2_ENC_HW_PRESET_ULTRAFAST = 1, /* 超快速硬件预设 */
 V4L2_ENC_HW_PRESET_FAST,       /* 快速硬件预设 */
 V4L2_ENC_HW_PRESET_MEDIUM,     /* 中速硬件预设 */
 V4L2_ENC_HW_PRESET_SLOW,       /* 慢速硬件预设 */
};

typedef struct v4l2_enc_hw_preset_type_param_ /* v4l2_enc_hw_preset_type 参数结构体 */
{
 enum v4l2_enc_hw_preset_type hw_preset_type; /* 硬件预设类型 */
 __u8 set_max_enc_clock; /* 设置最大编码时钟 */
}v4l2_enc_hw_preset_type_param;

enum v4l2_enc_slice_length_type {
 V4L2_ENC_SLICE_LENGTH_TYPE_BITS = 0, /* 以比特为单位的条带长度类型 */
 V4L2_ENC_SLICE_LENGTH_TYPE_MBLK, /* 以宏块为单位的条带长度类型 */
};

enum v4l2_enc_input_metadata_param {
 V4L2_ENC_INPUT_ROI_PARAM_FLAG = 1, /* 感兴趣区域 (ROI) 参数标志 */
 V4L2_ENC_INPUT_GDR_PARAM_FLAG = 1 << 1, /* 分组数据恢复 (GDR) 参数标志 */
 V4L2_ENC_INPUT_RPS_PARAM_FLAG = 1 << 2, /* 参考图像集 (RPS) 参数标志 */
 V4L2_ENC_INPUT_RC_PARAM_FLAG = 1 << 3,  /* 速率控制 (RC) 参数标志 */
 V4L2_ENC_INPUT_RECONCRC_PARAM_FLAG = 1 << 4, /* 重建帧 CRC 参数标志 */
};

enum v4l2_mpeg_video_h265_level {

 V4L2_MPEG_VIDEO_H265_LEVEL_1_0_MAIN_TIER = 0, /* H.265 Level 1.0 Main Tier */
 V4L2_MPEG_VIDEO_H265_LEVEL_1_0_HIGH_TIER, /* H.265 Level 1.0 High Tier */
 V4L2_MPEG_VIDEO_H265_LEVEL_2_0_MAIN_TIER, /* H.265 Level 2.0 Main Tier */
 V4L2_MPEG_VIDEO_H265_LEVEL_2_0_HIGH_TIER, /* H.265 Level 2.0 High Tier */
 V4L2_MPEG_VIDEO_H265_LEVEL_2_1_MAIN_TIER, /* H.265 Level 2.1 Main Tier */
 V4L2_MPEG_VIDEO_H265_LEVEL_2_1_HIGH_TIER, /* H.265 Level 2.1 High Tier */
 V4L2_MPEG_VIDEO_H265_LEVEL_3_0_MAIN_TIER, /* H.265 Level 3.0 Main Tier */
 V4L2_MPEG_VIDEO_H265_LEVEL_3_0_HIGH_TIER, /* H.265 Level 3.0 High Tier */
 V4L2_MPEG_VIDEO_H265_LEVEL_3_1_MAIN_TIER, /* H.265 Level 3.1 Main Tier */
 V4L2_MPEG_VIDEO_H265_LEVEL_3_1_HIGH_TIER, /* H.265 Level 3.1 High Tier */
 V4L2_MPEG_VIDEO_H265_LEVEL_4_0_MAIN_TIER, /* H.265 Level 4.0 Main Tier */
 V4L2_MPEG_VIDEO_H265_LEVEL_4_0_HIGH_TIER, /* H.265 Level 4.0 High Tier */
 V4L2_MPEG_VIDEO_H265_LEVEL_4_1_MAIN_TIER, /* H.265 Level 4.1 Main Tier */
 V4L2_MPEG_VIDEO_H265_LEVEL_4_1_HIGH_TIER, /* H.265 Level 4.1 High Tier */
 V4L2_MPEG_VIDEO_H265_LEVEL_5_0_MAIN_TIER, /* H.265 Level 5.0 Main Tier */
 V4L2_MPEG_VIDEO_H265_LEVEL_5_0_HIGH_TIER, /* H.265 Level 5.0 High Tier */
 V4L2_MPEG_VIDEO_H265_LEVEL_5_1_MAIN_TIER, /* H.265 Level 5.1 Main Tier */
 V4L2_MPEG_VIDEO_H265_LEVEL_5_1_HIGH_TIER, /* H.265 Level 5.1 High Tier */
 V4L2_MPEG_VIDEO_H265_LEVEL_5_2_MAIN_TIER, /* H.265 Level 5.2 Main Tier */
 V4L2_MPEG_VIDEO_H265_LEVEL_5_2_HIGH_TIER, /* H.265 Level 5.2 High Tier */
 V4L2_MPEG_VIDEO_H265_LEVEL_6_0_MAIN_TIER, /* H.265 Level 6.0 Main Tier */
 V4L2_MPEG_VIDEO_H265_LEVEL_6_0_HIGH_TIER, /* H.265 Level 6.0 High Tier */
 V4L2_MPEG_VIDEO_H265_LEVEL_6_1_MAIN_TIER, /* H.265 Level 6.1 Main Tier */
 V4L2_MPEG_VIDEO_H265_LEVEL_6_1_HIGH_TIER, /* H.265 Level 6.1 High Tier */
 V4L2_MPEG_VIDEO_H265_LEVEL_6_2_MAIN_TIER, /* H.265 Level 6.2 Main Tier */
 V4L2_MPEG_VIDEO_H265_LEVEL_6_2_HIGH_TIER, /* H.265 Level 6.2 High Tier */
};

typedef struct v4l2_enc_slice_length_param_ /* v4l2_enc_slice_length 参数结构体 */
{
 enum v4l2_enc_slice_length_type slice_length_type; /* 条带长度类型 */
 __u32 slice_length; /* 条带长度 */
}v4l2_enc_slice_length_param;

typedef struct v4l2_enc_virtual_buffer_size_ /* v4l2_enc_virtual_buffer_size 结构体 */
{
 __u32 size; /* 虚拟缓冲区大小 */
}v4l2_enc_virtual_buffer_size;

typedef struct v4l2_enc_num_ref_frames_ /* v4l2_enc_num_ref_frames 结构体 */
{
 __u32 frames; /* 参考帧数量 */
}v4l2_enc_num_ref_frames;

typedef struct v4l2_enc_slice_intrarefresh_param_ /* v4l2_enc_slice_intrarefresh 参数结构体 */
{
 __u32 interval; /* 帧内刷新间隔 */
}v4l2_enc_slice_intrarefresh_param;

#define V4L2_MAX_ROI_REGIONS 8 /* 最大感兴趣区域数量为 8 */

typedef struct v4l2_enc_ROI_param_ /* v4l2_enc_ROI 参数结构体 */
{
 struct v4l2_rect ROIRect; /* 感兴趣区域矩形 */
 __s32 QPdelta; /* QP 增量 */
} v4l2_enc_ROI_param;

typedef struct v4l2_enc_frame_ROI_params_ /* v4l2_enc_frame_ROI 参数结构体 */
{
 __u32 num_ROI_regions; /* 感兴趣区域数量 */
 v4l2_enc_ROI_param ROI_params[V4L2_MAX_ROI_REGIONS]; /* 感兴趣区域参数数组 */
 __u32 config_store; /* 配置存储 */
}v4l2_enc_frame_ROI_params;

typedef struct MVInfo_ { /* 运动矢量信息结构体 */
 __s32 mv_x : 16; /* X 轴运动矢量 */
 __s32 mv_y : 14; /* Y 轴运动矢量 */
 __u32 weight : 2; /* 权重 */
} MVInfo;

typedef struct v4l2_ctrl_videoenc_outputbuf_metadata_MV_ { /* v4l2_ctrl_videoenc_outputbuf_metadata_MV 结构体 */
 __u32 bufSize; /* 缓冲区大小 */
 MVInfo *pMVInfo; /* 指向运动矢量信息结构体的指针 */
} v4l2_ctrl_videoenc_outputbuf_metadata_MV;

#define V4L2_MAX_REF_FRAMES 8 /* 最大参考帧数量为 8 */

typedef struct v4l2_enc_frame_full_prop_ /* v4l2_enc_frame_full_prop 结构体 */
{
 __u32 nFrameId; /* 帧 ID */
 __u8 bIdrFrame; /* 是否为 IDR 帧 */
 __u8 bLTRefFrame; /* 是否为长期参考帧 (LTR) */
 __u32 nPictureOrderCnt; /* 图像顺序计数 */
 __u32 nFrameNum; /* 帧号 */
 __u32 nLTRFrameIdx; /* 长期参考帧索引 */
} v4l2_enc_frame_full_prop;

typedef struct v4l2_ctrl_videoenc_outputbuf_metadata_ /* v4l2_ctrl_videoenc_outputbuf_metadata 结构体 */
{
 __u8 KeyFrame; /* 关键帧标志 */
 __u8 EndofFrame; /* 帧结束标志 */
 __u16 AvgQP; /* 平均量化参数 (QP) */
 __u8 bIsGoldenOrAlternateFrame; /* 是否为黄金帧或备用帧 */
 __u8 bValidReconCRC; /* 重建帧 CRC 是否有效 */
 __u32 ReconFrame_Y_CRC; /* 重建帧 Y 分量 CRC */
 __u32 ReconFrame_U_CRC; /* 重建帧 U 分量 CRC */
 __u32 ReconFrame_V_CRC; /* 重建帧 V 分量 CRC */
 __u32 EncodedFrameBits; /* 编码帧比特数 */
 __u32 FrameMinQP; /* 帧最小量化参数 (QP) */
 __u32 FrameMaxQP; /* 帧最大量化参数 (QP) */
 __u32 bRPSFeedback_status; /* 参考图像集 (RPS) 反馈状态 */
 __u32 nCurrentRefFrameId; /* 当前参考帧 ID */
 __u32 nActiveRefFrames; /* 激活的参考帧数量 */
 v4l2_enc_frame_full_prop RPSList[V4L2_MAX_REF_FRAMES]; /* 参考图像集列表 */
} v4l2_ctrl_videoenc_outputbuf_metadata;

typedef struct v4l2_ctrl_video_metadata_ /* v4l2_ctrl_video_metadata 结构体 */
{
 v4l2_ctrl_videodec_inputbuf_metadata *VideoDecHeaderErrorMetadata; /* 视频解码器头部错误元数据 */
 v4l2_ctrl_videodec_outputbuf_metadata *VideoDecMetadata; /* 视频解码器元数据 */
 v4l2_ctrl_videoenc_outputbuf_metadata *VideoEncMetadata; /* 视频编码器元数据 */
 v4l2_ctrl_videoenc_outputbuf_metadata_MV *VideoEncMetadataMV; /* 视频编码器运动矢量元数据 */
 __u32 buffer_index; /* 缓冲区索引 */
} v4l2_ctrl_video_metadata;

typedef struct v4l2_enc_gdr_params_ /* v4l2_enc_gdr 参数结构体 */
{
 __u32 nGDRFrames; /* GDR 帧数量 */
} v4l2_enc_gdr_params;

typedef struct v4l2_enc_enable_ext_rps_ctrl_ /* v4l2_enc_enable_ext_rps_ctrl 结构体 */
{
 __u8 bEnableExternalRPS; /* 启用外部 RPS */
 __u8 bGapsInFrameNumAllowed; /* 允许帧号中存在间隙 */
 /* TODO : Check for field details. */ /* TODO : 检查字段详情。 */
 __u32 nH264FrameNumBits; /* H.264 帧号比特数 */
 /* TODO : Check for field details. */ /* TODO : 检查字段详情。 */
 __u32 nH265PocLsbBits; /* H.265 POC LSB 比特数 */
}v4l2_enc_enable_ext_rps_ctr;


typedef struct _v4l2_enc_frame_prop /* _v4l2_enc_frame_prop 结构体 */
{
 __u32 nFrameId; /* 帧 ID */
 __u8 bLTRefFrame; /* 是否为长期参考帧 (LTR) */
} v4l2_enc_frame_prop;

typedef struct v4l2_enc_frame_ext_rps_ctrl_params_ /* v4l2_enc_frame_ext_rps_ctrl_params 结构体 */
{
 __u32 nFrameId; /* 帧 ID */
 __u8 bRefFrame; /* 是否为参考帧 */
 __u8 bLTRefFrame; /* 是否为长期参考帧 (LTR) */
 __u32 nMaxRefFrames; /* 最大参考帧数量 */
 __u32 nActiveRefFrames;; /* 激活的参考帧数量 */
 __u32 nCurrentRefFrameId; /* 当前参考帧 ID */
 v4l2_enc_frame_prop RPSList[V4L2_MAX_REF_FRAMES]; /* 参考图像集列表 */
}v4l2_enc_frame_ext_rps_ctrl_params;


typedef struct v4l2_enc_enable_ext_rate_ctrl_ /* v4l2_enc_enable_ext_rate_ctrl 结构体 */
{
 __u8 bEnableExternalPictureRC; /* 启用外部图像速率控制 (RC) */
 __u32 nsessionMaxQP; /* 会话最大量化参数 (QP) */
}v4l2_enc_enable_ext_rate_ctr;

typedef struct v4l2_enc_frame_ext_rate_ctrl_params_ /* v4l2_enc_frame_ext_rate_ctrl_params 结构体 */
{
 __u32 nTargetFrameBits; /* 目标帧比特数 */
 __u32 nFrameQP; /* 帧量化参数 (QP) */
 __u32 nFrameMinQp; /* 帧最小量化参数 (QP) */
 __u32 nFrameMaxQp; /* 帧最大量化参数 (QP) */
 __u32 nMaxQPDeviation; /* 最大 QP 偏差 */
}v4l2_enc_frame_ext_rate_ctrl_params;

typedef struct v4l2_enc_enable_roi_param_ /* v4l2_enc_enable_roi_param 结构体 */
{
 __u8 bEnableROI; /* 启用 ROI */
}v4l2_enc_enable_roi_param;

typedef struct v4l2_enc_enable_reconcrc_param_ /* v4l2_enc_enable_reconcrc_param 结构体 */
{
 __u8 bEnableReconCRC; /* 启用重建帧 CRC */
}v4l2_enc_enable_reconcrc_param;

typedef struct v4l2_enc_frame_ReconCRC_params_ /* v4l2_enc_frame_ReconCRC_params 结构体 */
{
 struct v4l2_rect ReconCRCRect; /* 重建帧 CRC 矩形 */
}v4l2_enc_frame_ReconCRC_params;

typedef struct v4l2_ctrl_videoenc_input_metadata_ /* v4l2_ctrl_videoenc_input_metadata 结构体 */
{
 __u32 flag; /* 标志 */
 v4l2_enc_frame_ROI_params *VideoEncROIParams; /* 视频编码器 ROI 参数 */
 v4l2_enc_frame_ReconCRC_params *VideoReconCRCParams;
 v4l2_enc_gdr_params *VideoEncGDRParams;
 v4l2_enc_frame_ext_rps_ctrl_params *VideoEncRPSParams;
 v4l2_enc_frame_ext_rate_ctrl_params *VideoEncExtRCParams;
 __u32 config_store;
} v4l2_ctrl_videoenc_input_metadata;

#define QP_RETAIN_VAL -1

typedef struct _v4l2_ctrl_video_qp_range
{
 __u32 MinQpI;
 __u32 MaxQpI;
 __u32 MinQpP;
 __u32 MaxQpP;
 __u32 MinQpB;
 __u32 MaxQpB;
} v4l2_ctrl_video_qp_range;

typedef struct _v4l2_ctrl_video_init_qp
{
 __u32 IInitQP;
 __u32 PInitQP;
 __u32 BInitQP;
} v4l2_ctrl_video_init_qp;

typedef struct v4l2_enc_av1_tile_config_
{
 __u8 bEnableTile;
 __u32 nLog2RowTiles;
 __u32 nLog2ColTiles;
}v4l2_enc_av1_tile_config;


enum v4l2_argus_denoise_mode {
 V4L2_ARGUS_DENOISE_MODE_UNKNOWN = 0,
 V4L2_ARGUS_DENOISE_MODE_OFF = 1,
 V4L2_ARGUS_DENOISE_MODE_FAST = 2,
 V4L2_ARGUS_DENOISE_MODE_HIGH_QUALITY = 3,
};

enum v4l2_argus_edge_enhance_mode {
 V4L2_ARGUS_EDGE_ENHANCE_MODE_UNKNOWN = 0,
 V4L2_ARGUS_EDGE_ENHANCE_MODE_OFF = 1,
 V4L2_ARGUS_EDGE_ENHANCE_MODE_FAST = 2,
 V4L2_ARGUS_EDGE_ENHANCE_MODE_HIGH_QUALITY = 3,
};

enum v4l2_argus_ac_ae_antibanding_mode {
 V4L2_ARGUS_AE_ANTIBANDING_MODE_UNKNOWN = 0,
 V4L2_ARGUS_AE_ANTIBANDING_MODE_OFF = 1,
 V4L2_ARGUS_AE_ANTIBANDING_MODE_AUTO = 2,
 V4L2_ARGUS_AE_ANTIBANDING_MODE_50HZ = 3,
 V4L2_ARGUS_AE_ANTIBANDING_MODE_60HZ = 4,
};

enum v4l2_argus_ac_awb_mode {
 V4L2_ARGUS_AWB_MODE_OFF = 1,
 V4L2_ARGUS_AWB_MODE_AUTO = 2,
 V4L2_ARGUS_AWB_MODE_INCANDESCENT = 3,
 V4L2_ARGUS_AWB_MODE_FLUORESCENT = 4,
 V4L2_ARGUS_AWB_MODE_WARM_FLUORESCENT = 5,
 V4L2_ARGUS_AWB_MODE_DAYLIGHT = 6,
 V4L2_ARGUS_AWB_MODE_CLOUDY_DAYLIGHT = 7,
 V4L2_ARGUS_AWB_MODE_TWILIGHT = 8,
 V4L2_ARGUS_AWB_MODE_SHADE = 9,
 V4L2_ARGUS_AWB_MODE_MANUAL = 10,
};

enum v4l2_argus_ae_state {
 V4L2_ARGUS_AeState_Unknown = 0,
 V4L2_ARGUS_AE_STATE_INACTIVE = 1,
 V4L2_ARGUS_AE_STATE_SEARCHING = 2,
 V4L2_ARGUS_AE_STATE_CONVERGED = 3,
 V4L2_ARGUS_AE_STATE_FLASH_REQUIRED = 4,
 V4L2_ARGUS_AE_STATE_TIMEOUT = 5,
};

enum v4l2_argus_awb_state {
 V4L2_ARGUS_AwbState_Unknown = 0,
 V4L2_ARGUS_AWB_STATE_INACTIVE = 1,
 V4L2_ARGUS_AWB_STATE_SEARCHING = 2,
 V4L2_ARGUS_AWB_STATE_CONVERGED = 3,
 V4L2_ARGUS_AWB_STATE_LOCKED = 4,
};

typedef struct _v4l2_argus_denoise_strength
{
 float DenoiseStrength;
}v4l2_argus_denoise_strength;

typedef struct _v4l2_argus_edge_enhance_strength
{
 float EdgeEnhanceStrength;
}v4l2_argus_edge_enhance_strength;

typedef struct _v4l2_argus_exposure_compensation
{
 float ExposureCompensation;
}v4l2_argus_exposure_compensation;

typedef struct _v4l2_argus_ispdigital_gainrange
{
 float MinISPDigitalGainRange;
 float MaxISPDigitalGainRange;
}v4l2_argus_ispdigital_gainrange;

typedef struct _v4l2_argus_color_saturation
{
 __u8 EnableSaturation;
 float ColorSaturation;
}v4l2_argus_color_saturation;

typedef struct _v4l2_argus_gainrange
{
 float MinGainRange;
 float MaxGainRange;
}v4l2_argus_gainrange;

typedef struct _v4l2_argus_exposure_timerange
{
 __u64 MinExposureTimeRange;
 __u64 MaxExposureTimeRange;
}v4l2_argus_exposure_timerange;

typedef struct _v4l2_argus_ctrl_metadata
{
 __u8 AeLocked;
 __u8 ValidFrameStatus;
 __u32 BufferIndex;
 __u32 FocuserPosition;
 __u32 AwbCCT;
 __u32 SensorSensitivity;
 __u64 FrameDuration;
 __u64 FrameReadoutTime;
 __u64 SensorExposureTime;
 float IspDigitalGain;
 float SceneLux;
 float SensorAnalogGain;
 enum v4l2_argus_ae_state AEState;
 enum v4l2_argus_awb_state AWBState;
}v4l2_argus_ctrl_metadata;
enum v4l2_nv_buffer_layout {
 V4L2_NV_BUFFER_LAYOUT_PITCH = 0,
 V4L2_NV_BUFFER_LAYOUT_BLOCKLINEAR = 1,
};

enum v4l2_flip_method {
 V4L2_FLIP_METHOD_IDENTITY = 0,
 V4L2_FLIP_METHOD_90L = 1,
 V4L2_FLIP_METHOD_180 = 2,
 V4L2_FLIP_METHOD_90R = 3,
 V4L2_FLIP_METHOD_HORIZ = 4,
 V4L2_FLIP_METHOD_INVTRANS = 5,
 V4L2_FLIP_METHOD_VERT = 6,
 V4L2_FLIP_METHOD_TRANS = 7,
};

enum v4l2_interpolation_method {
 V4L2_INTERPOLATION_NEAREST = 1,
 V4L2_INTERPOLATION_BILINEAR = 2,
 V4L2_INTERPOLATION_5_TAP = 3,
 V4L2_INTERPOLATION_10_TAP = 4,
 V4L2_INTERPOLATION_SMART = 5,
 V4L2_INTERPOLATION_NICEST = 6,
};

enum v4l2_tnr_algorithm {
 V4L2_TNR_ALGO_ORIGINAL = 0,
 V4L2_TNR_ALGO_OUTDOOR_LOW_LIGHT = 1,
 V4L2_TNR_ALGO_OUTDOOR_MEDIUM_LIGHT = 2,
 V4L2_TNR_ALGO_OUTDOOR_HIGH_LIGHT = 3,
 V4L2_TNR_ALGO_INDOOR_LOW_LIGHT = 4,
 V4L2_TNR_ALGO_INDOOR_MEDIUM_LIGHT = 5,
 V4L2_TNR_ALGO_INDOOR_HIGH_LIGHT = 6,
};

enum v4l2_yuv_rescale_method {
 V4L2_YUV_RESCALE_NONE = 0,
 V4L2_YUV_RESCALE_STD_TO_EXT = 1,
 V4L2_YUV_RESCALE_EXT_TO_STD = 2,
};

typedef struct v4l2_ctrl_video_displaydata_
{
 __u32 masteringdisplaydatapresent;
}v4l2_ctrl_video_displaydata;

typedef struct _v4l2_ctrl_video_hdrmasteringdisplaydata
{
 // idx 0 : G, 1 : B, 2 : R // 索引 0 : G, 1 : B, 2 : R
 __u16 display_primaries_x[3]; // normalized x chromaticity cordinate. It shall be in the range of 0 to 50000 // 归一化的 x 色度坐标。应在 0 到 50000 的范围内
 __u16 display_primaries_y[3]; // normalized y chromaticity cordinate. It shall be in the range of 0 to 50000 // 归一化的 y 色度坐标。应在 0 到 50000 的范围内
 __u16 white_point_x; // normalized x chromaticity cordinate of white point of mastering display // 母带显示器白点的归一化 x 色度坐标
 __u16 white_point_y; // normalized y chromaticity cordinate of white point of mastering display // 母带显示器白点的归一化 y 色度坐标
 __u32 max_display_parameter_luminance; // nominal maximum display luminance in units of 0.0001 candelas per square metre // 标称最大显示亮度，单位为 0.0001 坎德拉/平方米
 __u32 min_display_parameter_luminance; // nominal minimum display luminance in units of 0.0001 candelas per square metre // 标称最小显示亮度，单位为 0.0001 坎德拉/平方米
} v4l2_ctrl_video_hdrmasteringdisplaydata;


typedef struct _v4l2_ctrl_video_device_poll
{
 __u16 req_events; // Requested events, a bitmask of POLLIN, POLLOUT, POLLERR, POLLPRI. // 请求的事件， POLLIN、POLLOUT、POLLERR、POLLPRI 的位掩码。
 __u16 resp_events; // Returned events a similar bitmask of above events. // 返回的事件，是上述事件类似的位掩码。
} v4l2_ctrl_video_device_poll;

#endif /*__V4L2_NV_EXTENSIONS_H__*/