/* SPDX-License-Identifier: ((GPL-2.0+ WITH Linux-syscall-note) OR BSD-3-Clause) */ /* * Video for Linux Two controls header file * * Copyright (C) 1999-2012 the contributors * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * Alternatively you can redistribute this file under the terms of the * BSD license as stated below: * * 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. * * The contents of this header was split off from videodev2.h. All control * definitions should be added to this header, which is included by * videodev2.h. */ #ifndef AVCODEC_HEVC_CTRLS_V4_H #define AVCODEC_HEVC_CTRLS_V4_H #include #include #ifndef V4L2_CTRL_CLASS_CODEC_STATELESS #define V4L2_CTRL_CLASS_CODEC_STATELESS 0x00a40000 /* Stateless codecs controls */ #endif #ifndef V4L2_CID_CODEC_STATELESS_BASE #define V4L2_CID_CODEC_STATELESS_BASE (V4L2_CTRL_CLASS_CODEC_STATELESS | 0x900) #endif #define V4L2_PIX_FMT_HEVC_SLICE v4l2_fourcc('S', '2', '6', '5') /* HEVC parsed slices */ #define V4L2_CID_STATELESS_HEVC_SPS (V4L2_CID_CODEC_STATELESS_BASE + 400) #define V4L2_CID_STATELESS_HEVC_PPS (V4L2_CID_CODEC_STATELESS_BASE + 401) #define V4L2_CID_STATELESS_HEVC_SLICE_PARAMS (V4L2_CID_CODEC_STATELESS_BASE + 402) #define V4L2_CID_STATELESS_HEVC_SCALING_MATRIX (V4L2_CID_CODEC_STATELESS_BASE + 403) #define V4L2_CID_STATELESS_HEVC_DECODE_PARAMS (V4L2_CID_CODEC_STATELESS_BASE + 404) #define V4L2_CID_STATELESS_HEVC_DECODE_MODE (V4L2_CID_CODEC_STATELESS_BASE + 405) #define V4L2_CID_STATELESS_HEVC_START_CODE (V4L2_CID_CODEC_STATELESS_BASE + 406) #define V4L2_CID_STATELESS_HEVC_ENTRY_POINT_OFFSETS (V4L2_CID_CODEC_STATELESS_BASE + 407) enum v4l2_stateless_hevc_decode_mode { V4L2_STATELESS_HEVC_DECODE_MODE_SLICE_BASED, V4L2_STATELESS_HEVC_DECODE_MODE_FRAME_BASED, }; enum v4l2_stateless_hevc_start_code { V4L2_STATELESS_HEVC_START_CODE_NONE, V4L2_STATELESS_HEVC_START_CODE_ANNEX_B, }; #define V4L2_HEVC_SLICE_TYPE_B 0 #define V4L2_HEVC_SLICE_TYPE_P 1 #define V4L2_HEVC_SLICE_TYPE_I 2 #define V4L2_HEVC_SPS_FLAG_SEPARATE_COLOUR_PLANE (1ULL << 0) #define V4L2_HEVC_SPS_FLAG_SCALING_LIST_ENABLED (1ULL << 1) #define V4L2_HEVC_SPS_FLAG_AMP_ENABLED (1ULL << 2) #define V4L2_HEVC_SPS_FLAG_SAMPLE_ADAPTIVE_OFFSET (1ULL << 3) #define V4L2_HEVC_SPS_FLAG_PCM_ENABLED (1ULL << 4) #define V4L2_HEVC_SPS_FLAG_PCM_LOOP_FILTER_DISABLED (1ULL << 5) #define V4L2_HEVC_SPS_FLAG_LONG_TERM_REF_PICS_PRESENT (1ULL << 6) #define V4L2_HEVC_SPS_FLAG_SPS_TEMPORAL_MVP_ENABLED (1ULL << 7) #define V4L2_HEVC_SPS_FLAG_STRONG_INTRA_SMOOTHING_ENABLED (1ULL << 8) /** * struct v4l2_ctrl_hevc_sps - ITU-T Rec. H.265: Sequence parameter set * * @video_parameter_set_id: specifies the value of the * vps_video_parameter_set_id of the active VPS * @seq_parameter_set_id: provides an identifier for the SPS for * reference by other syntax elements * @pic_width_in_luma_samples: specifies the width of each decoded picture * in units of luma samples * @pic_height_in_luma_samples: specifies the height of each decoded picture * in units of luma samples * @bit_depth_luma_minus8: this value plus 8specifies the bit depth of the * samples of the luma array * @bit_depth_chroma_minus8: this value plus 8 specifies the bit depth of the * samples of the chroma arrays * @log2_max_pic_order_cnt_lsb_minus4: this value plus 4 specifies the value of * the variable MaxPicOrderCntLsb * @sps_max_dec_pic_buffering_minus1: this value plus 1 specifies the maximum * required size of the decoded picture * buffer for the codec video sequence * @sps_max_num_reorder_pics: indicates the maximum allowed number of pictures * @sps_max_latency_increase_plus1: not equal to 0 is used to compute the * value of SpsMaxLatencyPictures array * @log2_min_luma_coding_block_size_minus3: plus 3 specifies the minimum * luma coding block size * @log2_diff_max_min_luma_coding_block_size: specifies the difference between * the maximum and minimum luma * coding block size * @log2_min_luma_transform_block_size_minus2: plus 2 specifies the minimum luma * transform block size * @log2_diff_max_min_luma_transform_block_size: specifies the difference between * the maximum and minimum luma * transform block size * @max_transform_hierarchy_depth_inter: specifies the maximum hierarchy * depth for transform units of * coding units coded in inter * prediction mode * @max_transform_hierarchy_depth_intra: specifies the maximum hierarchy * depth for transform units of * coding units coded in intra * prediction mode * @pcm_sample_bit_depth_luma_minus1: this value plus 1 specifies the number of * bits used to represent each of PCM sample * values of the luma component * @pcm_sample_bit_depth_chroma_minus1: this value plus 1 specifies the number * of bits used to represent each of PCM * sample values of the chroma components * @log2_min_pcm_luma_coding_block_size_minus3: this value plus 3 specifies the * minimum size of coding blocks * @log2_diff_max_min_pcm_luma_coding_block_size: specifies the difference between * the maximum and minimum size of * coding blocks * @num_short_term_ref_pic_sets: specifies the number of st_ref_pic_set() * syntax structures included in the SPS * @num_long_term_ref_pics_sps: specifies the number of candidate long-term * reference pictures that are specified in the SPS * @chroma_format_idc: specifies the chroma sampling * @sps_max_sub_layers_minus1: this value plus 1 specifies the maximum number * of temporal sub-layers * @reserved: padding field. Should be zeroed by applications. * @flags: see V4L2_HEVC_SPS_FLAG_{} */ struct v4l2_ctrl_hevc_sps { __u8 video_parameter_set_id; __u8 seq_parameter_set_id; __u16 pic_width_in_luma_samples; __u16 pic_height_in_luma_samples; __u8 bit_depth_luma_minus8; __u8 bit_depth_chroma_minus8; __u8 log2_max_pic_order_cnt_lsb_minus4; __u8 sps_max_dec_pic_buffering_minus1; __u8 sps_max_num_reorder_pics; __u8 sps_max_latency_increase_plus1; __u8 log2_min_luma_coding_block_size_minus3; __u8 log2_diff_max_min_luma_coding_block_size; __u8 log2_min_luma_transform_block_size_minus2; __u8 log2_diff_max_min_luma_transform_block_size; __u8 max_transform_hierarchy_depth_inter; __u8 max_transform_hierarchy_depth_intra; __u8 pcm_sample_bit_depth_luma_minus1; __u8 pcm_sample_bit_depth_chroma_minus1; __u8 log2_min_pcm_luma_coding_block_size_minus3; __u8 log2_diff_max_min_pcm_luma_coding_block_size; __u8 num_short_term_ref_pic_sets; __u8 num_long_term_ref_pics_sps; __u8 chroma_format_idc; __u8 sps_max_sub_layers_minus1; __u8 reserved[6]; __u64 flags; }; #define V4L2_HEVC_PPS_FLAG_DEPENDENT_SLICE_SEGMENT_ENABLED (1ULL << 0) #define V4L2_HEVC_PPS_FLAG_OUTPUT_FLAG_PRESENT (1ULL << 1) #define V4L2_HEVC_PPS_FLAG_SIGN_DATA_HIDING_ENABLED (1ULL << 2) #define V4L2_HEVC_PPS_FLAG_CABAC_INIT_PRESENT (1ULL << 3) #define V4L2_HEVC_PPS_FLAG_CONSTRAINED_INTRA_PRED (1ULL << 4) #define V4L2_HEVC_PPS_FLAG_TRANSFORM_SKIP_ENABLED (1ULL << 5) #define V4L2_HEVC_PPS_FLAG_CU_QP_DELTA_ENABLED (1ULL << 6) #define V4L2_HEVC_PPS_FLAG_PPS_SLICE_CHROMA_QP_OFFSETS_PRESENT (1ULL << 7) #define V4L2_HEVC_PPS_FLAG_WEIGHTED_PRED (1ULL << 8) #define V4L2_HEVC_PPS_FLAG_WEIGHTED_BIPRED (1ULL << 9) #define V4L2_HEVC_PPS_FLAG_TRANSQUANT_BYPASS_ENABLED (1ULL << 10) #define V4L2_HEVC_PPS_FLAG_TILES_ENABLED (1ULL << 11) #define V4L2_HEVC_PPS_FLAG_ENTROPY_CODING_SYNC_ENABLED (1ULL << 12) #define V4L2_HEVC_PPS_FLAG_LOOP_FILTER_ACROSS_TILES_ENABLED (1ULL << 13) #define V4L2_HEVC_PPS_FLAG_PPS_LOOP_FILTER_ACROSS_SLICES_ENABLED (1ULL << 14) #define V4L2_HEVC_PPS_FLAG_DEBLOCKING_FILTER_OVERRIDE_ENABLED (1ULL << 15) #define V4L2_HEVC_PPS_FLAG_PPS_DISABLE_DEBLOCKING_FILTER (1ULL << 16) #define V4L2_HEVC_PPS_FLAG_LISTS_MODIFICATION_PRESENT (1ULL << 17) #define V4L2_HEVC_PPS_FLAG_SLICE_SEGMENT_HEADER_EXTENSION_PRESENT (1ULL << 18) #define V4L2_HEVC_PPS_FLAG_DEBLOCKING_FILTER_CONTROL_PRESENT (1ULL << 19) #define V4L2_HEVC_PPS_FLAG_UNIFORM_SPACING (1ULL << 20) /** * struct v4l2_ctrl_hevc_pps - ITU-T Rec. H.265: Picture parameter set * * @pic_parameter_set_id: identifies the PPS for reference by other * syntax elements * @num_extra_slice_header_bits: specifies the number of extra slice header * bits that are present in the slice header RBSP * for coded pictures referring to the PPS. * @num_ref_idx_l0_default_active_minus1: this value plus 1 specifies the * inferred value of num_ref_idx_l0_active_minus1 * @num_ref_idx_l1_default_active_minus1: this value plus 1 specifies the * inferred value of num_ref_idx_l1_active_minus1 * @init_qp_minus26: this value plus 26 specifies the initial value of SliceQp Y for * each slice referring to the PPS * @diff_cu_qp_delta_depth: specifies the difference between the luma coding * tree block size and the minimum luma coding block * size of coding units that convey cu_qp_delta_abs * and cu_qp_delta_sign_flag * @pps_cb_qp_offset: specify the offsets to the luma quantization parameter Cb * @pps_cr_qp_offset: specify the offsets to the luma quantization parameter Cr * @num_tile_columns_minus1: this value plus 1 specifies the number of tile columns * partitioning the picture * @num_tile_rows_minus1: this value plus 1 specifies the number of tile rows partitioning * the picture * @column_width_minus1: this value plus 1 specifies the width of the each tile column in * units of coding tree blocks * @row_height_minus1: this value plus 1 specifies the height of the each tile row in * units of coding tree blocks * @pps_beta_offset_div2: specify the default deblocking parameter offsets for * beta divided by 2 * @pps_tc_offset_div2: specify the default deblocking parameter offsets for tC * divided by 2 * @log2_parallel_merge_level_minus2: this value plus 2 specifies the value of * the variable Log2ParMrgLevel * @reserved: padding field. Should be zeroed by applications. * @flags: see V4L2_HEVC_PPS_FLAG_{} */ struct v4l2_ctrl_hevc_pps { __u8 pic_parameter_set_id; __u8 num_extra_slice_header_bits; __u8 num_ref_idx_l0_default_active_minus1; __u8 num_ref_idx_l1_default_active_minus1; __s8 init_qp_minus26; __u8 diff_cu_qp_delta_depth; __s8 pps_cb_qp_offset; __s8 pps_cr_qp_offset; __u8 num_tile_columns_minus1; __u8 num_tile_rows_minus1; __u8 column_width_minus1[20]; __u8 row_height_minus1[22]; __s8 pps_beta_offset_div2; __s8 pps_tc_offset_div2; __u8 log2_parallel_merge_level_minus2; __u8 reserved; __u64 flags; }; #define V4L2_HEVC_DPB_ENTRY_LONG_TERM_REFERENCE 0x01 #define V4L2_HEVC_SEI_PIC_STRUCT_FRAME 0 #define V4L2_HEVC_SEI_PIC_STRUCT_TOP_FIELD 1 #define V4L2_HEVC_SEI_PIC_STRUCT_BOTTOM_FIELD 2 #define V4L2_HEVC_SEI_PIC_STRUCT_TOP_BOTTOM 3 #define V4L2_HEVC_SEI_PIC_STRUCT_BOTTOM_TOP 4 #define V4L2_HEVC_SEI_PIC_STRUCT_TOP_BOTTOM_TOP 5 #define V4L2_HEVC_SEI_PIC_STRUCT_BOTTOM_TOP_BOTTOM 6 #define V4L2_HEVC_SEI_PIC_STRUCT_FRAME_DOUBLING 7 #define V4L2_HEVC_SEI_PIC_STRUCT_FRAME_TRIPLING 8 #define V4L2_HEVC_SEI_PIC_STRUCT_TOP_PAIRED_PREVIOUS_BOTTOM 9 #define V4L2_HEVC_SEI_PIC_STRUCT_BOTTOM_PAIRED_PREVIOUS_TOP 10 #define V4L2_HEVC_SEI_PIC_STRUCT_TOP_PAIRED_NEXT_BOTTOM 11 #define V4L2_HEVC_SEI_PIC_STRUCT_BOTTOM_PAIRED_NEXT_TOP 12 #define V4L2_HEVC_DPB_ENTRIES_NUM_MAX 16 /** * struct v4l2_hevc_dpb_entry - HEVC decoded picture buffer entry * * @timestamp: timestamp of the V4L2 capture buffer to use as reference. * @flags: long term flag for the reference frame * @field_pic: whether the reference is a field picture or a frame. * @reserved: padding field. Should be zeroed by applications. * @pic_order_cnt_val: the picture order count of the current picture. */ struct v4l2_hevc_dpb_entry { __u64 timestamp; __u8 flags; __u8 field_pic; __u16 reserved; __s32 pic_order_cnt_val; }; /** * struct v4l2_hevc_pred_weight_table - HEVC weighted prediction parameters * * @delta_luma_weight_l0: the difference of the weighting factor applied * to the luma prediction value for list 0 * @luma_offset_l0: the additive offset applied to the luma prediction value * for list 0 * @delta_chroma_weight_l0: the difference of the weighting factor applied * to the chroma prediction values for list 0 * @chroma_offset_l0: the difference of the additive offset applied to * the chroma prediction values for list 0 * @delta_luma_weight_l1: the difference of the weighting factor applied * to the luma prediction value for list 1 * @luma_offset_l1: the additive offset applied to the luma prediction value * for list 1 * @delta_chroma_weight_l1: the difference of the weighting factor applied * to the chroma prediction values for list 1 * @chroma_offset_l1: the difference of the additive offset applied to * the chroma prediction values for list 1 * @luma_log2_weight_denom: the base 2 logarithm of the denominator for * all luma weighting factors * @delta_chroma_log2_weight_denom: the difference of the base 2 logarithm * of the denominator for all chroma * weighting factors */ struct v4l2_hevc_pred_weight_table { __s8 delta_luma_weight_l0[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]; __s8 luma_offset_l0[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]; __s8 delta_chroma_weight_l0[V4L2_HEVC_DPB_ENTRIES_NUM_MAX][2]; __s8 chroma_offset_l0[V4L2_HEVC_DPB_ENTRIES_NUM_MAX][2]; __s8 delta_luma_weight_l1[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]; __s8 luma_offset_l1[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]; __s8 delta_chroma_weight_l1[V4L2_HEVC_DPB_ENTRIES_NUM_MAX][2]; __s8 chroma_offset_l1[V4L2_HEVC_DPB_ENTRIES_NUM_MAX][2]; __u8 luma_log2_weight_denom; __s8 delta_chroma_log2_weight_denom; }; #define V4L2_HEVC_SLICE_PARAMS_FLAG_SLICE_SAO_LUMA (1ULL << 0) #define V4L2_HEVC_SLICE_PARAMS_FLAG_SLICE_SAO_CHROMA (1ULL << 1) #define V4L2_HEVC_SLICE_PARAMS_FLAG_SLICE_TEMPORAL_MVP_ENABLED (1ULL << 2) #define V4L2_HEVC_SLICE_PARAMS_FLAG_MVD_L1_ZERO (1ULL << 3) #define V4L2_HEVC_SLICE_PARAMS_FLAG_CABAC_INIT (1ULL << 4) #define V4L2_HEVC_SLICE_PARAMS_FLAG_COLLOCATED_FROM_L0 (1ULL << 5) #define V4L2_HEVC_SLICE_PARAMS_FLAG_USE_INTEGER_MV (1ULL << 6) #define V4L2_HEVC_SLICE_PARAMS_FLAG_SLICE_DEBLOCKING_FILTER_DISABLED (1ULL << 7) #define V4L2_HEVC_SLICE_PARAMS_FLAG_SLICE_LOOP_FILTER_ACROSS_SLICES_ENABLED (1ULL << 8) #define V4L2_HEVC_SLICE_PARAMS_FLAG_DEPENDENT_SLICE_SEGMENT (1ULL << 9) /** * struct v4l2_ctrl_hevc_slice_params - HEVC slice parameters * * This control is a dynamically sized 1-dimensional array, * V4L2_CTRL_FLAG_DYNAMIC_ARRAY flag must be set when using it. * * @bit_size: size (in bits) of the current slice data * @data_byte_offset: offset (in bytes) to the video data in the current slice data * @num_entry_point_offsets: specifies the number of entry point offset syntax * elements in the slice header. * @nal_unit_type: specifies the coding type of the slice (B, P or I) * @nuh_temporal_id_plus1: minus 1 specifies a temporal identifier for the NAL unit * @slice_type: see V4L2_HEVC_SLICE_TYPE_{} * @colour_plane_id: specifies the colour plane associated with the current slice * @slice_pic_order_cnt: specifies the picture order count * @num_ref_idx_l0_active_minus1: this value plus 1 specifies the maximum * reference index for reference picture list 0 * that may be used to decode the slice * @num_ref_idx_l1_active_minus1: this value plus 1 specifies the maximum * reference index for reference picture list 1 * that may be used to decode the slice * @collocated_ref_idx: specifies the reference index of the collocated picture used * for temporal motion vector prediction * @five_minus_max_num_merge_cand: specifies the maximum number of merging * motion vector prediction candidates supported in * the slice subtracted from 5 * @slice_qp_delta: specifies the initial value of QpY to be used for the coding * blocks in the slice * @slice_cb_qp_offset: specifies a difference to be added to the value of pps_cb_qp_offset * @slice_cr_qp_offset: specifies a difference to be added to the value of pps_cr_qp_offset * @slice_act_y_qp_offset: screen content extension parameters * @slice_act_cb_qp_offset: screen content extension parameters * @slice_act_cr_qp_offset: screen content extension parameters * @slice_beta_offset_div2: specify the deblocking parameter offsets for beta divided by 2 * @slice_tc_offset_div2: specify the deblocking parameter offsets for tC divided by 2 * @pic_struct: indicates whether a picture should be displayed as a frame or as one or * more fields * @reserved0: padding field. Should be zeroed by applications. * @slice_segment_addr: specifies the address of the first coding tree block in * the slice segment * @ref_idx_l0: the list of L0 reference elements as indices in the DPB * @ref_idx_l1: the list of L1 reference elements as indices in the DPB * @short_term_ref_pic_set_size: specifies the size of short-term reference * pictures set included in the SPS * @long_term_ref_pic_set_size: specifies the size of long-term reference * pictures set include in the SPS * @pred_weight_table: the prediction weight coefficients for inter-picture * prediction * @reserved1: padding field. Should be zeroed by applications. * @flags: see V4L2_HEVC_SLICE_PARAMS_FLAG_{} */ struct v4l2_ctrl_hevc_slice_params { __u32 bit_size; __u32 data_byte_offset; __u32 num_entry_point_offsets; /* ISO/IEC 23008-2, ITU-T Rec. H.265: NAL unit header */ __u8 nal_unit_type; __u8 nuh_temporal_id_plus1; /* ISO/IEC 23008-2, ITU-T Rec. H.265: General slice segment header */ __u8 slice_type; __u8 colour_plane_id; __s32 slice_pic_order_cnt; __u8 num_ref_idx_l0_active_minus1; __u8 num_ref_idx_l1_active_minus1; __u8 collocated_ref_idx; __u8 five_minus_max_num_merge_cand; __s8 slice_qp_delta; __s8 slice_cb_qp_offset; __s8 slice_cr_qp_offset; __s8 slice_act_y_qp_offset; __s8 slice_act_cb_qp_offset; __s8 slice_act_cr_qp_offset; __s8 slice_beta_offset_div2; __s8 slice_tc_offset_div2; /* ISO/IEC 23008-2, ITU-T Rec. H.265: Picture timing SEI message */ __u8 pic_struct; __u8 reserved0[3]; /* ISO/IEC 23008-2, ITU-T Rec. H.265: General slice segment header */ __u32 slice_segment_addr; __u8 ref_idx_l0[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]; __u8 ref_idx_l1[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]; __u16 short_term_ref_pic_set_size; __u16 long_term_ref_pic_set_size; /* ISO/IEC 23008-2, ITU-T Rec. H.265: Weighted prediction parameter */ struct v4l2_hevc_pred_weight_table pred_weight_table; __u8 reserved1[2]; __u64 flags; }; #define V4L2_HEVC_DECODE_PARAM_FLAG_IRAP_PIC 0x1 #define V4L2_HEVC_DECODE_PARAM_FLAG_IDR_PIC 0x2 #define V4L2_HEVC_DECODE_PARAM_FLAG_NO_OUTPUT_OF_PRIOR 0x4 /** * struct v4l2_ctrl_hevc_decode_params - HEVC decode parameters * * @pic_order_cnt_val: picture order count * @short_term_ref_pic_set_size: specifies the size of short-term reference * pictures set included in the SPS of the first slice * @long_term_ref_pic_set_size: specifies the size of long-term reference * pictures set include in the SPS of the first slice * @num_active_dpb_entries: the number of entries in dpb * @num_poc_st_curr_before: the number of reference pictures in the short-term * set that come before the current frame * @num_poc_st_curr_after: the number of reference pictures in the short-term * set that come after the current frame * @num_poc_lt_curr: the number of reference pictures in the long-term set * @poc_st_curr_before: provides the index of the short term before references * in DPB array * @poc_st_curr_after: provides the index of the short term after references * in DPB array * @poc_lt_curr: provides the index of the long term references in DPB array * @reserved: padding field. Should be zeroed by applications. * @dpb: the decoded picture buffer, for meta-data about reference frames * @flags: see V4L2_HEVC_DECODE_PARAM_FLAG_{} */ struct v4l2_ctrl_hevc_decode_params { __s32 pic_order_cnt_val; __u16 short_term_ref_pic_set_size; __u16 long_term_ref_pic_set_size; __u8 num_active_dpb_entries; __u8 num_poc_st_curr_before; __u8 num_poc_st_curr_after; __u8 num_poc_lt_curr; __u8 poc_st_curr_before[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]; __u8 poc_st_curr_after[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]; __u8 poc_lt_curr[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]; __u8 reserved[4]; struct v4l2_hevc_dpb_entry dpb[V4L2_HEVC_DPB_ENTRIES_NUM_MAX]; __u64 flags; }; /** * struct v4l2_ctrl_hevc_scaling_matrix - HEVC scaling lists parameters * * @scaling_list_4x4: scaling list is used for the scaling process for * transform coefficients. The values on each scaling * list are expected in raster scan order * @scaling_list_8x8: scaling list is used for the scaling process for * transform coefficients. The values on each scaling * list are expected in raster scan order * @scaling_list_16x16: scaling list is used for the scaling process for * transform coefficients. The values on each scaling * list are expected in raster scan order * @scaling_list_32x32: scaling list is used for the scaling process for * transform coefficients. The values on each scaling * list are expected in raster scan order * @scaling_list_dc_coef_16x16: scaling list is used for the scaling process * for transform coefficients. The values on each * scaling list are expected in raster scan order. * @scaling_list_dc_coef_32x32: scaling list is used for the scaling process * for transform coefficients. The values on each * scaling list are expected in raster scan order. */ struct v4l2_ctrl_hevc_scaling_matrix { __u8 scaling_list_4x4[6][16]; __u8 scaling_list_8x8[6][64]; __u8 scaling_list_16x16[6][64]; __u8 scaling_list_32x32[2][64]; __u8 scaling_list_dc_coef_16x16[6]; __u8 scaling_list_dc_coef_32x32[2]; }; #endif