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537 lines
18 KiB
537 lines
18 KiB
/* |
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* This file is part of Libav. |
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* |
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* Libav is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* Libav is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with Libav; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#ifndef AVCODEC_CBS_H265_H |
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#define AVCODEC_CBS_H265_H |
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#include <stddef.h> |
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#include <stdint.h> |
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#include "cbs_h2645.h" |
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#include "hevc.h" |
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typedef struct H265RawNALUnitHeader { |
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uint8_t forbidden_zero_bit; |
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uint8_t nal_unit_type; |
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uint8_t nuh_layer_id; |
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uint8_t nuh_temporal_id_plus1; |
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} H265RawNALUnitHeader; |
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typedef struct H265RawProfileTierLevel { |
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uint8_t general_profile_space; |
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uint8_t general_tier_flag; |
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uint8_t general_profile_idc; |
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uint8_t general_profile_compatibility_flag[32]; |
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uint8_t general_progressive_source_flag; |
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uint8_t general_interlaced_source_flag; |
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uint8_t general_non_packed_constraint_flag; |
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uint8_t general_frame_only_constraint_flag; |
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uint8_t general_max_12bit_constraint_flag; |
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uint8_t general_max_10bit_constraint_flag; |
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uint8_t general_max_8bit_constraint_flag; |
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uint8_t general_max_422chroma_constraint_flag; |
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uint8_t general_max_420chroma_constraint_flag; |
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uint8_t general_max_monochrome_constraint_flag; |
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uint8_t general_intra_constraint_flag; |
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uint8_t general_one_picture_only_constraint_flag; |
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uint8_t general_lower_bit_rate_constraint_flag; |
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uint8_t general_max_14bit_constraint_flag; |
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uint8_t general_inbld_flag; |
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uint8_t general_level_idc; |
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uint8_t sub_layer_profile_present_flag[HEVC_MAX_SUB_LAYERS]; |
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uint8_t sub_layer_level_present_flag[HEVC_MAX_SUB_LAYERS]; |
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// TODO: much of that again for each sub-layer. |
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} H265RawProfileTierLevel; |
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typedef struct H265RawSubLayerHRDParameters { |
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uint32_t bit_rate_value_minus1[HEVC_MAX_CPB_CNT]; |
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uint32_t cpb_size_value_minus1[HEVC_MAX_CPB_CNT]; |
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uint32_t cpb_size_du_value_minus1[HEVC_MAX_CPB_CNT]; |
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uint32_t bit_rate_du_value_minus1[HEVC_MAX_CPB_CNT]; |
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uint8_t cbr_flag[HEVC_MAX_CPB_CNT]; |
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} H265RawSubLayerHRDParameters; |
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typedef struct H265RawHRDParameters { |
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uint8_t nal_hrd_parameters_present_flag; |
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uint8_t vcl_hrd_parameters_present_flag; |
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uint8_t sub_pic_hrd_params_present_flag; |
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uint8_t tick_divisor_minus2; |
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uint8_t du_cpb_removal_delay_increment_length_minus1; |
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uint8_t sub_pic_cpb_params_in_pic_timing_sei_flag; |
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uint8_t dpb_output_delay_du_length_minus1; |
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uint8_t bit_rate_scale; |
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uint8_t cpb_size_scale; |
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uint8_t cpb_size_du_scale; |
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uint8_t initial_cpb_removal_delay_length_minus1; |
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uint8_t au_cpb_removal_delay_length_minus1; |
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uint8_t dpb_output_delay_length_minus1; |
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uint8_t fixed_pic_rate_general_flag[HEVC_MAX_SUB_LAYERS]; |
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uint8_t fixed_pic_rate_within_cvs_flag[HEVC_MAX_SUB_LAYERS]; |
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uint16_t elemental_duration_in_tc_minus1[HEVC_MAX_SUB_LAYERS]; |
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uint8_t low_delay_hrd_flag[HEVC_MAX_SUB_LAYERS]; |
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uint8_t cpb_cnt_minus1[HEVC_MAX_SUB_LAYERS]; |
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H265RawSubLayerHRDParameters nal_sub_layer_hrd_parameters[HEVC_MAX_SUB_LAYERS]; |
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H265RawSubLayerHRDParameters vcl_sub_layer_hrd_parameters[HEVC_MAX_SUB_LAYERS]; |
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} H265RawHRDParameters; |
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typedef struct H265RawVUI { |
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uint8_t aspect_ratio_info_present_flag; |
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uint8_t aspect_ratio_idc; |
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uint16_t sar_width; |
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uint16_t sar_height; |
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uint8_t overscan_info_present_flag; |
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uint8_t overscan_appropriate_flag; |
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uint8_t video_signal_type_present_flag; |
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uint8_t video_format; |
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uint8_t video_full_range_flag; |
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uint8_t colour_description_present_flag; |
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uint8_t colour_primaries; |
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uint8_t transfer_characteristics; |
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uint8_t matrix_coefficients; |
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uint8_t chroma_loc_info_present_flag; |
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uint8_t chroma_sample_loc_type_top_field; |
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uint8_t chroma_sample_loc_type_bottom_field; |
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uint8_t neutral_chroma_indication_flag; |
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uint8_t field_seq_flag; |
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uint8_t frame_field_info_present_flag; |
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uint8_t default_display_window_flag; |
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uint16_t def_disp_win_left_offset; |
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uint16_t def_disp_win_right_offset; |
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uint16_t def_disp_win_top_offset; |
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uint16_t def_disp_win_bottom_offset; |
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uint8_t vui_timing_info_present_flag; |
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uint32_t vui_num_units_in_tick; |
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uint32_t vui_time_scale; |
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uint8_t vui_poc_proportional_to_timing_flag; |
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uint32_t vui_num_ticks_poc_diff_one_minus1; |
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uint8_t vui_hrd_parameters_present_flag; |
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H265RawHRDParameters hrd_parameters; |
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uint8_t bitstream_restriction_flag; |
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uint8_t tiles_fixed_structure_flag; |
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uint8_t motion_vectors_over_pic_boundaries_flag; |
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uint8_t restricted_ref_pic_lists_flag; |
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uint16_t min_spatial_segmentation_idc; |
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uint8_t max_bytes_per_pic_denom; |
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uint8_t max_bits_per_min_cu_denom; |
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uint8_t log2_max_mv_length_horizontal; |
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uint8_t log2_max_mv_length_vertical; |
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} H265RawVUI; |
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typedef struct H265RawPSExtensionData { |
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uint8_t *data; |
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size_t bit_length; |
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} H265RawPSExtensionData; |
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typedef struct H265RawVPS { |
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H265RawNALUnitHeader nal_unit_header; |
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uint8_t vps_video_parameter_set_id; |
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uint8_t vps_base_layer_internal_flag; |
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uint8_t vps_base_layer_available_flag; |
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uint8_t vps_max_layers_minus1; |
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uint8_t vps_max_sub_layers_minus1; |
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uint8_t vps_temporal_id_nesting_flag; |
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H265RawProfileTierLevel profile_tier_level; |
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uint8_t vps_sub_layer_ordering_info_present_flag; |
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uint8_t vps_max_dec_pic_buffering_minus1[HEVC_MAX_SUB_LAYERS]; |
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uint8_t vps_max_num_reorder_pics[HEVC_MAX_SUB_LAYERS]; |
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uint32_t vps_max_latency_increase_plus1[HEVC_MAX_SUB_LAYERS]; |
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uint8_t vps_max_layer_id; |
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uint16_t vps_num_layer_sets_minus1; |
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uint8_t layer_id_included_flag[HEVC_MAX_LAYER_SETS][HEVC_MAX_LAYERS]; |
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uint8_t vps_timing_info_present_flag; |
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uint32_t vps_num_units_in_tick; |
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uint32_t vps_time_scale; |
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uint8_t vps_poc_proportional_to_timing_flag; |
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uint32_t vps_num_ticks_poc_diff_one_minus1; |
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uint16_t vps_num_hrd_parameters; |
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uint16_t hrd_layer_set_idx[HEVC_MAX_LAYER_SETS]; |
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uint8_t cprms_present_flag[HEVC_MAX_LAYER_SETS]; |
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H265RawHRDParameters hrd_parameters[HEVC_MAX_LAYER_SETS]; |
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uint8_t vps_extension_flag; |
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H265RawPSExtensionData extension_data; |
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} H265RawVPS; |
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typedef struct H265RawSTRefPicSet { |
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uint8_t inter_ref_pic_set_prediction_flag; |
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uint8_t delta_idx_minus1; |
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uint8_t delta_rps_sign; |
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uint16_t abs_delta_rps_minus1; |
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uint8_t used_by_curr_pic_flag[HEVC_MAX_REFS]; |
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uint8_t use_delta_flag[HEVC_MAX_REFS]; |
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uint8_t num_negative_pics; |
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uint8_t num_positive_pics; |
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uint16_t delta_poc_s0_minus1[HEVC_MAX_REFS]; |
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uint8_t used_by_curr_pic_s0_flag[HEVC_MAX_REFS]; |
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uint16_t delta_poc_s1_minus1[HEVC_MAX_REFS]; |
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uint8_t used_by_curr_pic_s1_flag[HEVC_MAX_REFS]; |
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} H265RawSTRefPicSet; |
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typedef struct H265RawScalingList { |
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uint8_t scaling_list_pred_mode_flag[4][6]; |
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uint8_t scaling_list_pred_matrix_id_delta[4][6]; |
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int16_t scaling_list_dc_coef_minus8[4][6]; |
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int8_t scaling_list_delta_coeff[4][6][64]; |
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} H265RawScalingList; |
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typedef struct H265RawSPS { |
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H265RawNALUnitHeader nal_unit_header; |
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uint8_t sps_video_parameter_set_id; |
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uint8_t sps_max_sub_layers_minus1; |
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uint8_t sps_temporal_id_nesting_flag; |
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H265RawProfileTierLevel profile_tier_level; |
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uint8_t sps_seq_parameter_set_id; |
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uint8_t chroma_format_idc; |
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uint8_t separate_colour_plane_flag; |
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uint16_t pic_width_in_luma_samples; |
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uint16_t pic_height_in_luma_samples; |
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uint8_t conformance_window_flag; |
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uint16_t conf_win_left_offset; |
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uint16_t conf_win_right_offset; |
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uint16_t conf_win_top_offset; |
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uint16_t conf_win_bottom_offset; |
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uint8_t bit_depth_luma_minus8; |
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uint8_t bit_depth_chroma_minus8; |
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uint8_t log2_max_pic_order_cnt_lsb_minus4; |
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uint8_t sps_sub_layer_ordering_info_present_flag; |
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uint8_t sps_max_dec_pic_buffering_minus1[HEVC_MAX_SUB_LAYERS]; |
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uint8_t sps_max_num_reorder_pics[HEVC_MAX_SUB_LAYERS]; |
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uint32_t sps_max_latency_increase_plus1[HEVC_MAX_SUB_LAYERS]; |
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uint8_t log2_min_luma_coding_block_size_minus3; |
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uint8_t log2_diff_max_min_luma_coding_block_size; |
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uint8_t log2_min_luma_transform_block_size_minus2; |
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uint8_t log2_diff_max_min_luma_transform_block_size; |
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uint8_t max_transform_hierarchy_depth_inter; |
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uint8_t max_transform_hierarchy_depth_intra; |
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uint8_t scaling_list_enabled_flag; |
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uint8_t sps_scaling_list_data_present_flag; |
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H265RawScalingList scaling_list; |
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uint8_t amp_enabled_flag; |
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uint8_t sample_adaptive_offset_enabled_flag; |
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uint8_t pcm_enabled_flag; |
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uint8_t pcm_sample_bit_depth_luma_minus1; |
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uint8_t pcm_sample_bit_depth_chroma_minus1; |
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uint8_t log2_min_pcm_luma_coding_block_size_minus3; |
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uint8_t log2_diff_max_min_pcm_luma_coding_block_size; |
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uint8_t pcm_loop_filter_disabled_flag; |
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uint8_t num_short_term_ref_pic_sets; |
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H265RawSTRefPicSet st_ref_pic_set[HEVC_MAX_SHORT_TERM_REF_PIC_SETS]; |
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uint8_t long_term_ref_pics_present_flag; |
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uint8_t num_long_term_ref_pics_sps; |
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uint16_t lt_ref_pic_poc_lsb_sps[HEVC_MAX_LONG_TERM_REF_PICS]; |
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uint8_t used_by_curr_pic_lt_sps_flag[HEVC_MAX_LONG_TERM_REF_PICS]; |
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uint8_t sps_temporal_mvp_enabled_flag; |
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uint8_t strong_intra_smoothing_enabled_flag; |
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uint8_t vui_parameters_present_flag; |
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H265RawVUI vui; |
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uint8_t sps_extension_present_flag; |
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uint8_t sps_range_extension_flag; |
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uint8_t sps_multilayer_extension_flag; |
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uint8_t sps_3d_extension_flag; |
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uint8_t sps_scc_extension_flag; |
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uint8_t sps_extension_4bits; |
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H265RawPSExtensionData extension_data; |
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// Range extension. |
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uint8_t transform_skip_rotation_enabled_flag; |
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uint8_t transform_skip_context_enabled_flag; |
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uint8_t implicit_rdpcm_enabled_flag; |
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uint8_t explicit_rdpcm_enabled_flag; |
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uint8_t extended_precision_processing_flag; |
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uint8_t intra_smoothing_disabled_flag; |
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uint8_t high_precision_offsets_enabled_flag; |
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uint8_t persistent_rice_adaptation_enabled_flag; |
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uint8_t cabac_bypass_alignment_enabled_flag; |
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// Screen content coding extension. |
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uint8_t sps_curr_pic_ref_enabled_flag; |
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uint8_t palette_mode_enabled_flag; |
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uint8_t palette_max_size; |
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uint8_t delta_palette_max_predictor_size; |
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uint8_t sps_palette_predictor_initializer_present_flag; |
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uint8_t sps_num_palette_predictor_initializer_minus1; |
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uint16_t sps_palette_predictor_initializers[3][128]; |
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uint8_t motion_vector_resolution_control_idc; |
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uint8_t intra_boundary_filtering_disable_flag; |
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} H265RawSPS; |
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typedef struct H265RawPPS { |
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H265RawNALUnitHeader nal_unit_header; |
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uint8_t pps_pic_parameter_set_id; |
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uint8_t pps_seq_parameter_set_id; |
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uint8_t dependent_slice_segments_enabled_flag; |
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uint8_t output_flag_present_flag; |
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uint8_t num_extra_slice_header_bits; |
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uint8_t sign_data_hiding_enabled_flag; |
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uint8_t cabac_init_present_flag; |
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uint8_t num_ref_idx_l0_default_active_minus1; |
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uint8_t num_ref_idx_l1_default_active_minus1; |
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int8_t init_qp_minus26; |
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uint8_t constrained_intra_pred_flag; |
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uint8_t transform_skip_enabled_flag; |
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uint8_t cu_qp_delta_enabled_flag; |
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uint8_t diff_cu_qp_delta_depth; |
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int8_t pps_cb_qp_offset; |
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int8_t pps_cr_qp_offset; |
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uint8_t pps_slice_chroma_qp_offsets_present_flag; |
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uint8_t weighted_pred_flag; |
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uint8_t weighted_bipred_flag; |
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uint8_t transquant_bypass_enabled_flag; |
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uint8_t tiles_enabled_flag; |
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uint8_t entropy_coding_sync_enabled_flag; |
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uint8_t num_tile_columns_minus1; |
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uint8_t num_tile_rows_minus1; |
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uint8_t uniform_spacing_flag; |
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uint16_t column_width_minus1[HEVC_MAX_TILE_COLUMNS]; |
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uint16_t row_height_minus1[HEVC_MAX_TILE_ROWS]; |
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uint8_t loop_filter_across_tiles_enabled_flag; |
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uint8_t pps_loop_filter_across_slices_enabled_flag; |
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uint8_t deblocking_filter_control_present_flag; |
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uint8_t deblocking_filter_override_enabled_flag; |
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uint8_t pps_deblocking_filter_disabled_flag; |
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int8_t pps_beta_offset_div2; |
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int8_t pps_tc_offset_div2; |
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uint8_t pps_scaling_list_data_present_flag; |
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H265RawScalingList scaling_list; |
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uint8_t lists_modification_present_flag; |
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uint8_t log2_parallel_merge_level_minus2; |
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uint8_t slice_segment_header_extension_present_flag; |
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uint8_t pps_extension_present_flag; |
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uint8_t pps_range_extension_flag; |
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uint8_t pps_multilayer_extension_flag; |
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uint8_t pps_3d_extension_flag; |
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uint8_t pps_scc_extension_flag; |
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uint8_t pps_extension_4bits; |
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H265RawPSExtensionData extension_data; |
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// Range extension. |
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uint8_t log2_max_transform_skip_block_size_minus2; |
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uint8_t cross_component_prediction_enabled_flag; |
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uint8_t chroma_qp_offset_list_enabled_flag; |
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uint8_t diff_cu_chroma_qp_offset_depth; |
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uint8_t chroma_qp_offset_list_len_minus1; |
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int8_t cb_qp_offset_list[6]; |
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int8_t cr_qp_offset_list[6]; |
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uint8_t log2_sao_offset_scale_luma; |
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uint8_t log2_sao_offset_scale_chroma; |
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// Screen content coding extension. |
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uint8_t pps_curr_pic_ref_enabled_flag; |
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uint8_t residual_adaptive_colour_transform_enabled_flag; |
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uint8_t pps_slice_act_qp_offsets_present_flag; |
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int8_t pps_act_y_qp_offset_plus5; |
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int8_t pps_act_cb_qp_offset_plus5; |
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int8_t pps_act_cr_qp_offset_plus3; |
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uint8_t pps_palette_predictor_initializer_present_flag; |
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uint8_t pps_num_palette_predictor_initializer; |
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uint8_t monochrome_palette_flag; |
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uint8_t luma_bit_depth_entry_minus8; |
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uint8_t chroma_bit_depth_entry_minus8; |
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uint16_t pps_palette_predictor_initializers[3][128]; |
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} H265RawPPS; |
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typedef struct H265RawAUD { |
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H265RawNALUnitHeader nal_unit_header; |
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uint8_t pic_type; |
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} H265RawAUD; |
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typedef struct H265RawSliceHeader { |
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H265RawNALUnitHeader nal_unit_header; |
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uint8_t first_slice_segment_in_pic_flag; |
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uint8_t no_output_of_prior_pics_flag; |
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uint8_t slice_pic_parameter_set_id; |
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uint8_t dependent_slice_segment_flag; |
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uint16_t slice_segment_address; |
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uint8_t slice_reserved_flag[8]; |
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uint8_t slice_type; |
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uint8_t pic_output_flag; |
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uint8_t colour_plane_id; |
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uint16_t slice_pic_order_cnt_lsb; |
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uint8_t short_term_ref_pic_set_sps_flag; |
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H265RawSTRefPicSet short_term_ref_pic_set; |
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uint8_t short_term_ref_pic_set_idx; |
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uint8_t num_long_term_sps; |
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uint8_t num_long_term_pics; |
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uint8_t lt_idx_sps[HEVC_MAX_REFS]; |
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uint8_t poc_lsb_lt[HEVC_MAX_REFS]; |
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uint8_t used_by_curr_pic_lt_flag[HEVC_MAX_REFS]; |
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uint8_t delta_poc_msb_present_flag[HEVC_MAX_REFS]; |
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uint32_t delta_poc_msb_cycle_lt[HEVC_MAX_REFS]; |
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uint8_t slice_temporal_mvp_enabled_flag; |
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uint8_t slice_sao_luma_flag; |
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uint8_t slice_sao_chroma_flag; |
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uint8_t num_ref_idx_active_override_flag; |
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uint8_t num_ref_idx_l0_active_minus1; |
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uint8_t num_ref_idx_l1_active_minus1; |
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uint8_t ref_pic_list_modification_flag_l0; |
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uint8_t list_entry_l0[HEVC_MAX_REFS]; |
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uint8_t ref_pic_list_modification_flag_l1; |
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uint8_t list_entry_l1[HEVC_MAX_REFS]; |
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uint8_t mvd_l1_zero_flag; |
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uint8_t cabac_init_flag; |
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uint8_t collocated_from_l0_flag; |
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uint8_t collocated_ref_idx; |
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uint8_t luma_log2_weight_denom; |
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int8_t delta_chroma_log2_weight_denom; |
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uint8_t luma_weight_l0_flag[HEVC_MAX_REFS]; |
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uint8_t chroma_weight_l0_flag[HEVC_MAX_REFS]; |
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int8_t delta_luma_weight_l0[HEVC_MAX_REFS]; |
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int16_t luma_offset_l0[HEVC_MAX_REFS]; |
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int8_t delta_chroma_weight_l0[HEVC_MAX_REFS][2]; |
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int16_t chroma_offset_l0[HEVC_MAX_REFS][2]; |
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uint8_t luma_weight_l1_flag[HEVC_MAX_REFS]; |
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uint8_t chroma_weight_l1_flag[HEVC_MAX_REFS]; |
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int8_t delta_luma_weight_l1[HEVC_MAX_REFS]; |
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int16_t luma_offset_l1[HEVC_MAX_REFS]; |
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int8_t delta_chroma_weight_l1[HEVC_MAX_REFS][2]; |
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int16_t chroma_offset_l1[HEVC_MAX_REFS][2]; |
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|
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uint8_t five_minus_max_num_merge_cand; |
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uint8_t use_integer_mv_flag; |
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|
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int8_t slice_qp_delta; |
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int8_t slice_cb_qp_offset; |
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int8_t slice_cr_qp_offset; |
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int8_t slice_act_y_qp_offset; |
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int8_t slice_act_cb_qp_offset; |
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int8_t slice_act_cr_qp_offset; |
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uint8_t cu_chroma_qp_offset_enabled_flag; |
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|
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uint8_t deblocking_filter_override_flag; |
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uint8_t slice_deblocking_filter_disabled_flag; |
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int8_t slice_beta_offset_div2; |
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int8_t slice_tc_offset_div2; |
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uint8_t slice_loop_filter_across_slices_enabled_flag; |
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|
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uint16_t num_entry_point_offsets; |
|
uint8_t offset_len_minus1; |
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uint32_t entry_point_offset_minus1[HEVC_MAX_ENTRY_POINT_OFFSETS]; |
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|
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uint16_t slice_segment_header_extension_length; |
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uint8_t slice_segment_header_extension_data_byte[256]; |
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} H265RawSliceHeader; |
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|
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typedef struct H265RawSlice { |
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H265RawSliceHeader header; |
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uint8_t *data; |
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size_t data_size; |
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int data_bit_start; |
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} H265RawSlice; |
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|
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typedef struct CodedBitstreamH265Context { |
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// Reader/writer context in common with the H.264 implementation. |
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CodedBitstreamH2645Context common; |
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|
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// All currently available parameter sets. These are updated when |
|
// any parameter set NAL unit is read/written with this context. |
|
H265RawVPS *vps[HEVC_MAX_VPS_COUNT]; |
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H265RawSPS *sps[HEVC_MAX_SPS_COUNT]; |
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H265RawPPS *pps[HEVC_MAX_PPS_COUNT]; |
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|
|
// The currently active parameter sets. These are updated when any |
|
// NAL unit refers to the relevant parameter set. These pointers |
|
// must also be present in the arrays above. |
|
const H265RawVPS *active_vps; |
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const H265RawSPS *active_sps; |
|
const H265RawPPS *active_pps; |
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} CodedBitstreamH265Context; |
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#endif /* AVCODEC_CBS_H265_H */
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