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   1 /*
   2  * This file is part of FFmpeg.
   3  *
   4  * FFmpeg is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU Lesser General Public
   6  * License as published by the Free Software Foundation; either
   7  * version 2.1 of the License, or (at your option) any later version.
   8  *
   9  * FFmpeg is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12  * Lesser General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Lesser General Public
  15  * License along with FFmpeg; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  17  */
  18
  19 #ifndef AVCODEC_CBS_H265_H
  20 #define AVCODEC_CBS_H265_H
  21
  22 #include <stddef.h>
  23 #include <stdint.h>
  24
  25 #include "cbs_h2645.h"
  26 #include "hevc.h"
  27
  28 enum {
  29     // This limit is arbitrary - it is sufficient for one message of each
  30     // type plus some repeats, and will therefore easily cover all sane
  31     // streams.  However, it is possible to make technically-valid streams
  32     // for which it will fail (for example, by including a large number of
  33     // user-data-unregistered messages).
  34     H265_MAX_SEI_PAYLOADS = 64,
  35 };
  36
  37 typedef struct H265RawNALUnitHeader {
  38     uint8_t nal_unit_type;
  39     uint8_t nuh_layer_id;
  40     uint8_t nuh_temporal_id_plus1;
  41 } H265RawNALUnitHeader;
  42
  43 typedef struct H265RawProfileTierLevel {
  44     uint8_t general_profile_space;
  45     uint8_t general_tier_flag;
  46     uint8_t general_profile_idc;
  47
  48     uint8_t general_profile_compatibility_flag[32];
  49
  50     uint8_t general_progressive_source_flag;
  51     uint8_t general_interlaced_source_flag;
  52     uint8_t general_non_packed_constraint_flag;
  53     uint8_t general_frame_only_constraint_flag;
  54
  55     uint8_t general_max_12bit_constraint_flag;
  56     uint8_t general_max_10bit_constraint_flag;
  57     uint8_t general_max_8bit_constraint_flag;
  58     uint8_t general_max_422chroma_constraint_flag;
  59     uint8_t general_max_420chroma_constraint_flag;
  60     uint8_t general_max_monochrome_constraint_flag;
  61     uint8_t general_intra_constraint_flag;
  62     uint8_t general_one_picture_only_constraint_flag;
  63     uint8_t general_lower_bit_rate_constraint_flag;
  64     uint8_t general_max_14bit_constraint_flag;
  65
  66     uint8_t general_inbld_flag;
  67
  68     uint8_t general_level_idc;
  69
  70     uint8_t sub_layer_profile_present_flag[HEVC_MAX_SUB_LAYERS];
  71     uint8_t sub_layer_level_present_flag[HEVC_MAX_SUB_LAYERS];
  72
  73     uint8_t sub_layer_profile_space[HEVC_MAX_SUB_LAYERS];
  74     uint8_t sub_layer_tier_flag[HEVC_MAX_SUB_LAYERS];
  75     uint8_t sub_layer_profile_idc[HEVC_MAX_SUB_LAYERS];
  76
  77     uint8_t sub_layer_profile_compatibility_flag[HEVC_MAX_SUB_LAYERS][32];
  78
  79     uint8_t sub_layer_progressive_source_flag[HEVC_MAX_SUB_LAYERS];
  80     uint8_t sub_layer_interlaced_source_flag[HEVC_MAX_SUB_LAYERS];
  81     uint8_t sub_layer_non_packed_constraint_flag[HEVC_MAX_SUB_LAYERS];
  82     uint8_t sub_layer_frame_only_constraint_flag[HEVC_MAX_SUB_LAYERS];
  83
  84     uint8_t sub_layer_max_12bit_constraint_flag[HEVC_MAX_SUB_LAYERS];
  85     uint8_t sub_layer_max_10bit_constraint_flag[HEVC_MAX_SUB_LAYERS];
  86     uint8_t sub_layer_max_8bit_constraint_flag[HEVC_MAX_SUB_LAYERS];
  87     uint8_t sub_layer_max_422chroma_constraint_flag[HEVC_MAX_SUB_LAYERS];
  88     uint8_t sub_layer_max_420chroma_constraint_flag[HEVC_MAX_SUB_LAYERS];
  89     uint8_t sub_layer_max_monochrome_constraint_flag[HEVC_MAX_SUB_LAYERS];
  90     uint8_t sub_layer_intra_constraint_flag[HEVC_MAX_SUB_LAYERS];
  91     uint8_t sub_layer_one_picture_only_constraint_flag[HEVC_MAX_SUB_LAYERS];
  92     uint8_t sub_layer_lower_bit_rate_constraint_flag[HEVC_MAX_SUB_LAYERS];
  93     uint8_t sub_layer_max_14bit_constraint_flag[HEVC_MAX_SUB_LAYERS];
  94
  95     uint8_t sub_layer_inbld_flag[HEVC_MAX_SUB_LAYERS];
  96
  97     uint8_t sub_layer_level_idc[HEVC_MAX_SUB_LAYERS];
  98 } H265RawProfileTierLevel;
  99
 100 typedef struct H265RawSubLayerHRDParameters {
 101     uint32_t bit_rate_value_minus1[HEVC_MAX_CPB_CNT];
 102     uint32_t cpb_size_value_minus1[HEVC_MAX_CPB_CNT];
 103     uint32_t cpb_size_du_value_minus1[HEVC_MAX_CPB_CNT];
 104     uint32_t bit_rate_du_value_minus1[HEVC_MAX_CPB_CNT];
 105     uint8_t cbr_flag[HEVC_MAX_CPB_CNT];
 106 } H265RawSubLayerHRDParameters;
 107
 108 typedef struct H265RawHRDParameters {
 109     uint8_t nal_hrd_parameters_present_flag;
 110     uint8_t vcl_hrd_parameters_present_flag;
 111
 112     uint8_t sub_pic_hrd_params_present_flag;
 113     uint8_t tick_divisor_minus2;
 114     uint8_t du_cpb_removal_delay_increment_length_minus1;
 115     uint8_t sub_pic_cpb_params_in_pic_timing_sei_flag;
 116     uint8_t dpb_output_delay_du_length_minus1;
 117
 118     uint8_t bit_rate_scale;
 119     uint8_t cpb_size_scale;
 120     uint8_t cpb_size_du_scale;
 121
 122     uint8_t initial_cpb_removal_delay_length_minus1;
 123     uint8_t au_cpb_removal_delay_length_minus1;
 124     uint8_t dpb_output_delay_length_minus1;
 125
 126     uint8_t fixed_pic_rate_general_flag[HEVC_MAX_SUB_LAYERS];
 127     uint8_t fixed_pic_rate_within_cvs_flag[HEVC_MAX_SUB_LAYERS];
 128     uint16_t elemental_duration_in_tc_minus1[HEVC_MAX_SUB_LAYERS];
 129     uint8_t low_delay_hrd_flag[HEVC_MAX_SUB_LAYERS];
 130     uint8_t cpb_cnt_minus1[HEVC_MAX_SUB_LAYERS];
 131     H265RawSubLayerHRDParameters nal_sub_layer_hrd_parameters[HEVC_MAX_SUB_LAYERS];
 132     H265RawSubLayerHRDParameters vcl_sub_layer_hrd_parameters[HEVC_MAX_SUB_LAYERS];
 133 } H265RawHRDParameters;
 134
 135 typedef struct H265RawVUI {
 136     uint8_t aspect_ratio_info_present_flag;
 137     uint8_t aspect_ratio_idc;
 138     uint16_t sar_width;
 139     uint16_t sar_height;
 140
 141     uint8_t overscan_info_present_flag;
 142     uint8_t overscan_appropriate_flag;
 143
 144     uint8_t video_signal_type_present_flag;
 145     uint8_t video_format;
 146     uint8_t video_full_range_flag;
 147     uint8_t colour_description_present_flag;
 148     uint8_t colour_primaries;
 149     uint8_t transfer_characteristics;
 150     uint8_t matrix_coefficients;
 151
 152     uint8_t chroma_loc_info_present_flag;
 153     uint8_t chroma_sample_loc_type_top_field;
 154     uint8_t chroma_sample_loc_type_bottom_field;
 155
 156     uint8_t neutral_chroma_indication_flag;
 157     uint8_t field_seq_flag;
 158     uint8_t frame_field_info_present_flag;
 159
 160     uint8_t default_display_window_flag;
 161     uint16_t def_disp_win_left_offset;
 162     uint16_t def_disp_win_right_offset;
 163     uint16_t def_disp_win_top_offset;
 164     uint16_t def_disp_win_bottom_offset;
 165
 166     uint8_t vui_timing_info_present_flag;
 167     uint32_t vui_num_units_in_tick;
 168     uint32_t vui_time_scale;
 169     uint8_t vui_poc_proportional_to_timing_flag;
 170     uint32_t vui_num_ticks_poc_diff_one_minus1;
 171     uint8_t vui_hrd_parameters_present_flag;
 172     H265RawHRDParameters hrd_parameters;
 173
 174     uint8_t bitstream_restriction_flag;
 175     uint8_t tiles_fixed_structure_flag;
 176     uint8_t motion_vectors_over_pic_boundaries_flag;
 177     uint8_t restricted_ref_pic_lists_flag;
 178     uint16_t min_spatial_segmentation_idc;
 179     uint8_t max_bytes_per_pic_denom;
 180     uint8_t max_bits_per_min_cu_denom;
 181     uint8_t log2_max_mv_length_horizontal;
 182     uint8_t log2_max_mv_length_vertical;
 183 } H265RawVUI;
 184
 185 typedef struct H265RawExtensionData {
 186     uint8_t     *data;
 187     AVBufferRef *data_ref;
 188     size_t       bit_length;
 189 } H265RawExtensionData;
 190
 191 typedef struct H265RawVPS {
 192     H265RawNALUnitHeader nal_unit_header;
 193
 194     uint8_t vps_video_parameter_set_id;
 195
 196     uint8_t vps_base_layer_internal_flag;
 197     uint8_t vps_base_layer_available_flag;
 198     uint8_t vps_max_layers_minus1;
 199     uint8_t vps_max_sub_layers_minus1;
 200     uint8_t vps_temporal_id_nesting_flag;
 201
 202     H265RawProfileTierLevel profile_tier_level;
 203
 204     uint8_t vps_sub_layer_ordering_info_present_flag;
 205     uint8_t vps_max_dec_pic_buffering_minus1[HEVC_MAX_SUB_LAYERS];
 206     uint8_t vps_max_num_reorder_pics[HEVC_MAX_SUB_LAYERS];
 207     uint32_t vps_max_latency_increase_plus1[HEVC_MAX_SUB_LAYERS];
 208
 209     uint8_t vps_max_layer_id;
 210     uint16_t vps_num_layer_sets_minus1;
 211     uint8_t layer_id_included_flag[HEVC_MAX_LAYER_SETS][HEVC_MAX_LAYERS];
 212
 213     uint8_t vps_timing_info_present_flag;
 214     uint32_t vps_num_units_in_tick;
 215     uint32_t vps_time_scale;
 216     uint8_t vps_poc_proportional_to_timing_flag;
 217     uint32_t vps_num_ticks_poc_diff_one_minus1;
 218     uint16_t vps_num_hrd_parameters;
 219     uint16_t hrd_layer_set_idx[HEVC_MAX_LAYER_SETS];
 220     uint8_t cprms_present_flag[HEVC_MAX_LAYER_SETS];
 221     H265RawHRDParameters hrd_parameters[HEVC_MAX_LAYER_SETS];
 222
 223     uint8_t vps_extension_flag;
 224     H265RawExtensionData extension_data;
 225 } H265RawVPS;
 226
 227 typedef struct H265RawSTRefPicSet {
 228     uint8_t inter_ref_pic_set_prediction_flag;
 229
 230     uint8_t delta_idx_minus1;
 231     uint8_t delta_rps_sign;
 232     uint16_t abs_delta_rps_minus1;
 233
 234     uint8_t used_by_curr_pic_flag[HEVC_MAX_REFS];
 235     uint8_t use_delta_flag[HEVC_MAX_REFS];
 236
 237     uint8_t num_negative_pics;
 238     uint8_t num_positive_pics;
 239     uint16_t delta_poc_s0_minus1[HEVC_MAX_REFS];
 240     uint8_t used_by_curr_pic_s0_flag[HEVC_MAX_REFS];
 241     uint16_t delta_poc_s1_minus1[HEVC_MAX_REFS];
 242     uint8_t used_by_curr_pic_s1_flag[HEVC_MAX_REFS];
 243 } H265RawSTRefPicSet;
 244
 245 typedef struct H265RawScalingList {
 246     uint8_t scaling_list_pred_mode_flag[4][6];
 247     uint8_t scaling_list_pred_matrix_id_delta[4][6];
 248     int16_t scaling_list_dc_coef_minus8[4][6];
 249     int8_t scaling_list_delta_coeff[4][6][64];
 250 } H265RawScalingList;
 251
 252 typedef struct H265RawSPS {
 253     H265RawNALUnitHeader nal_unit_header;
 254
 255     uint8_t sps_video_parameter_set_id;
 256
 257     uint8_t sps_max_sub_layers_minus1;
 258     uint8_t sps_temporal_id_nesting_flag;
 259
 260     H265RawProfileTierLevel profile_tier_level;
 261
 262     uint8_t sps_seq_parameter_set_id;
 263
 264     uint8_t chroma_format_idc;
 265     uint8_t separate_colour_plane_flag;
 266
 267     uint16_t pic_width_in_luma_samples;
 268     uint16_t pic_height_in_luma_samples;
 269
 270     uint8_t conformance_window_flag;
 271     uint16_t conf_win_left_offset;
 272     uint16_t conf_win_right_offset;
 273     uint16_t conf_win_top_offset;
 274     uint16_t conf_win_bottom_offset;
 275
 276     uint8_t bit_depth_luma_minus8;
 277     uint8_t bit_depth_chroma_minus8;
 278
 279     uint8_t log2_max_pic_order_cnt_lsb_minus4;
 280
 281     uint8_t sps_sub_layer_ordering_info_present_flag;
 282     uint8_t sps_max_dec_pic_buffering_minus1[HEVC_MAX_SUB_LAYERS];
 283     uint8_t sps_max_num_reorder_pics[HEVC_MAX_SUB_LAYERS];
 284     uint32_t sps_max_latency_increase_plus1[HEVC_MAX_SUB_LAYERS];
 285
 286     uint8_t log2_min_luma_coding_block_size_minus3;
 287     uint8_t log2_diff_max_min_luma_coding_block_size;
 288     uint8_t log2_min_luma_transform_block_size_minus2;
 289     uint8_t log2_diff_max_min_luma_transform_block_size;
 290     uint8_t max_transform_hierarchy_depth_inter;
 291     uint8_t max_transform_hierarchy_depth_intra;
 292
 293     uint8_t scaling_list_enabled_flag;
 294     uint8_t sps_scaling_list_data_present_flag;
 295     H265RawScalingList scaling_list;
 296
 297     uint8_t amp_enabled_flag;
 298     uint8_t sample_adaptive_offset_enabled_flag;
 299
 300     uint8_t pcm_enabled_flag;
 301     uint8_t pcm_sample_bit_depth_luma_minus1;
 302     uint8_t pcm_sample_bit_depth_chroma_minus1;
 303     uint8_t log2_min_pcm_luma_coding_block_size_minus3;
 304     uint8_t log2_diff_max_min_pcm_luma_coding_block_size;
 305     uint8_t pcm_loop_filter_disabled_flag;
 306
 307     uint8_t num_short_term_ref_pic_sets;
 308     H265RawSTRefPicSet st_ref_pic_set[HEVC_MAX_SHORT_TERM_REF_PIC_SETS];
 309
 310     uint8_t long_term_ref_pics_present_flag;
 311     uint8_t num_long_term_ref_pics_sps;
 312     uint16_t lt_ref_pic_poc_lsb_sps[HEVC_MAX_LONG_TERM_REF_PICS];
 313     uint8_t used_by_curr_pic_lt_sps_flag[HEVC_MAX_LONG_TERM_REF_PICS];
 314
 315     uint8_t sps_temporal_mvp_enabled_flag;
 316     uint8_t strong_intra_smoothing_enabled_flag;
 317
 318     uint8_t vui_parameters_present_flag;
 319     H265RawVUI vui;
 320
 321     uint8_t sps_extension_present_flag;
 322     uint8_t sps_range_extension_flag;
 323     uint8_t sps_multilayer_extension_flag;
 324     uint8_t sps_3d_extension_flag;
 325     uint8_t sps_scc_extension_flag;
 326     uint8_t sps_extension_4bits;
 327
 328     H265RawExtensionData extension_data;
 329
 330     // Range extension.
 331     uint8_t transform_skip_rotation_enabled_flag;
 332     uint8_t transform_skip_context_enabled_flag;
 333     uint8_t implicit_rdpcm_enabled_flag;
 334     uint8_t explicit_rdpcm_enabled_flag;
 335     uint8_t extended_precision_processing_flag;
 336     uint8_t intra_smoothing_disabled_flag;
 337     uint8_t high_precision_offsets_enabled_flag;
 338     uint8_t persistent_rice_adaptation_enabled_flag;
 339     uint8_t cabac_bypass_alignment_enabled_flag;
 340
 341     // Screen content coding extension.
 342     uint8_t sps_curr_pic_ref_enabled_flag;
 343     uint8_t palette_mode_enabled_flag;
 344     uint8_t palette_max_size;
 345     uint8_t delta_palette_max_predictor_size;
 346     uint8_t sps_palette_predictor_initializer_present_flag;
 347     uint8_t sps_num_palette_predictor_initializer_minus1;
 348     uint16_t sps_palette_predictor_initializers[3][128];
 349
 350     uint8_t motion_vector_resolution_control_idc;
 351     uint8_t intra_boundary_filtering_disable_flag;
 352 } H265RawSPS;
 353
 354 typedef struct H265RawPPS {
 355     H265RawNALUnitHeader nal_unit_header;
 356
 357     uint8_t pps_pic_parameter_set_id;
 358     uint8_t pps_seq_parameter_set_id;
 359
 360     uint8_t dependent_slice_segments_enabled_flag;
 361     uint8_t output_flag_present_flag;
 362     uint8_t num_extra_slice_header_bits;
 363     uint8_t sign_data_hiding_enabled_flag;
 364     uint8_t cabac_init_present_flag;
 365
 366     uint8_t num_ref_idx_l0_default_active_minus1;
 367     uint8_t num_ref_idx_l1_default_active_minus1;
 368
 369     int8_t init_qp_minus26;
 370
 371     uint8_t constrained_intra_pred_flag;
 372     uint8_t transform_skip_enabled_flag;
 373     uint8_t cu_qp_delta_enabled_flag;
 374     uint8_t diff_cu_qp_delta_depth;
 375
 376     int8_t pps_cb_qp_offset;
 377     int8_t pps_cr_qp_offset;
 378     uint8_t pps_slice_chroma_qp_offsets_present_flag;
 379
 380     uint8_t weighted_pred_flag;
 381     uint8_t weighted_bipred_flag;
 382
 383     uint8_t transquant_bypass_enabled_flag;
 384     uint8_t tiles_enabled_flag;
 385     uint8_t entropy_coding_sync_enabled_flag;
 386
 387     uint8_t num_tile_columns_minus1;
 388     uint8_t num_tile_rows_minus1;
 389     uint8_t uniform_spacing_flag;
 390     uint16_t column_width_minus1[HEVC_MAX_TILE_COLUMNS];
 391     uint16_t row_height_minus1[HEVC_MAX_TILE_ROWS];
 392     uint8_t loop_filter_across_tiles_enabled_flag;
 393
 394     uint8_t pps_loop_filter_across_slices_enabled_flag;
 395     uint8_t deblocking_filter_control_present_flag;
 396     uint8_t deblocking_filter_override_enabled_flag;
 397     uint8_t pps_deblocking_filter_disabled_flag;
 398     int8_t pps_beta_offset_div2;
 399     int8_t pps_tc_offset_div2;
 400
 401     uint8_t pps_scaling_list_data_present_flag;
 402     H265RawScalingList scaling_list;
 403
 404     uint8_t lists_modification_present_flag;
 405     uint8_t log2_parallel_merge_level_minus2;
 406
 407     uint8_t slice_segment_header_extension_present_flag;
 408
 409     uint8_t pps_extension_present_flag;
 410     uint8_t pps_range_extension_flag;
 411     uint8_t pps_multilayer_extension_flag;
 412     uint8_t pps_3d_extension_flag;
 413     uint8_t pps_scc_extension_flag;
 414     uint8_t pps_extension_4bits;
 415
 416     H265RawExtensionData extension_data;
 417
 418     // Range extension.
 419     uint8_t log2_max_transform_skip_block_size_minus2;
 420     uint8_t cross_component_prediction_enabled_flag;
 421     uint8_t chroma_qp_offset_list_enabled_flag;
 422     uint8_t diff_cu_chroma_qp_offset_depth;
 423     uint8_t chroma_qp_offset_list_len_minus1;
 424     int8_t cb_qp_offset_list[6];
 425     int8_t cr_qp_offset_list[6];
 426     uint8_t log2_sao_offset_scale_luma;
 427     uint8_t log2_sao_offset_scale_chroma;
 428
 429     // Screen content coding extension.
 430     uint8_t pps_curr_pic_ref_enabled_flag;
 431     uint8_t residual_adaptive_colour_transform_enabled_flag;
 432     uint8_t pps_slice_act_qp_offsets_present_flag;
 433     int8_t pps_act_y_qp_offset_plus5;
 434     int8_t pps_act_cb_qp_offset_plus5;
 435     int8_t pps_act_cr_qp_offset_plus3;
 436
 437     uint8_t pps_palette_predictor_initializer_present_flag;
 438     uint8_t pps_num_palette_predictor_initializer;
 439     uint8_t monochrome_palette_flag;
 440     uint8_t luma_bit_depth_entry_minus8;
 441     uint8_t chroma_bit_depth_entry_minus8;
 442     uint16_t pps_palette_predictor_initializers[3][128];
 443 } H265RawPPS;
 444
 445 typedef struct H265RawAUD {
 446     H265RawNALUnitHeader nal_unit_header;
 447
 448     uint8_t pic_type;
 449 } H265RawAUD;
 450
 451 typedef struct  H265RawSliceHeader {
 452     H265RawNALUnitHeader nal_unit_header;
 453
 454     uint8_t first_slice_segment_in_pic_flag;
 455     uint8_t no_output_of_prior_pics_flag;
 456     uint8_t slice_pic_parameter_set_id;
 457
 458     uint8_t dependent_slice_segment_flag;
 459     uint16_t slice_segment_address;
 460
 461     uint8_t slice_reserved_flag[8];
 462     uint8_t slice_type;
 463
 464     uint8_t pic_output_flag;
 465     uint8_t colour_plane_id;
 466
 467     uint16_t slice_pic_order_cnt_lsb;
 468
 469     uint8_t short_term_ref_pic_set_sps_flag;
 470     H265RawSTRefPicSet short_term_ref_pic_set;
 471     uint8_t short_term_ref_pic_set_idx;
 472
 473     uint8_t num_long_term_sps;
 474     uint8_t num_long_term_pics;
 475     uint8_t lt_idx_sps[HEVC_MAX_REFS];
 476     uint8_t poc_lsb_lt[HEVC_MAX_REFS];
 477     uint8_t used_by_curr_pic_lt_flag[HEVC_MAX_REFS];
 478     uint8_t delta_poc_msb_present_flag[HEVC_MAX_REFS];
 479     uint32_t delta_poc_msb_cycle_lt[HEVC_MAX_REFS];
 480
 481     uint8_t slice_temporal_mvp_enabled_flag;
 482
 483     uint8_t slice_sao_luma_flag;
 484     uint8_t slice_sao_chroma_flag;
 485
 486     uint8_t num_ref_idx_active_override_flag;
 487     uint8_t num_ref_idx_l0_active_minus1;
 488     uint8_t num_ref_idx_l1_active_minus1;
 489
 490     uint8_t ref_pic_list_modification_flag_l0;
 491     uint8_t list_entry_l0[HEVC_MAX_REFS];
 492     uint8_t ref_pic_list_modification_flag_l1;
 493     uint8_t list_entry_l1[HEVC_MAX_REFS];
 494
 495     uint8_t mvd_l1_zero_flag;
 496     uint8_t cabac_init_flag;
 497     uint8_t collocated_from_l0_flag;
 498     uint8_t collocated_ref_idx;
 499
 500     uint8_t luma_log2_weight_denom;
 501     int8_t delta_chroma_log2_weight_denom;
 502     uint8_t luma_weight_l0_flag[HEVC_MAX_REFS];
 503     uint8_t chroma_weight_l0_flag[HEVC_MAX_REFS];
 504     int8_t delta_luma_weight_l0[HEVC_MAX_REFS];
 505     int16_t luma_offset_l0[HEVC_MAX_REFS];
 506     int8_t delta_chroma_weight_l0[HEVC_MAX_REFS][2];
 507     int16_t chroma_offset_l0[HEVC_MAX_REFS][2];
 508     uint8_t luma_weight_l1_flag[HEVC_MAX_REFS];
 509     uint8_t chroma_weight_l1_flag[HEVC_MAX_REFS];
 510     int8_t delta_luma_weight_l1[HEVC_MAX_REFS];
 511     int16_t luma_offset_l1[HEVC_MAX_REFS];
 512     int8_t delta_chroma_weight_l1[HEVC_MAX_REFS][2];
 513     int16_t chroma_offset_l1[HEVC_MAX_REFS][2];
 514
 515     uint8_t five_minus_max_num_merge_cand;
 516     uint8_t use_integer_mv_flag;
 517
 518     int8_t slice_qp_delta;
 519     int8_t slice_cb_qp_offset;
 520     int8_t slice_cr_qp_offset;
 521     int8_t slice_act_y_qp_offset;
 522     int8_t slice_act_cb_qp_offset;
 523     int8_t slice_act_cr_qp_offset;
 524     uint8_t cu_chroma_qp_offset_enabled_flag;
 525
 526     uint8_t deblocking_filter_override_flag;
 527     uint8_t slice_deblocking_filter_disabled_flag;
 528     int8_t slice_beta_offset_div2;
 529     int8_t slice_tc_offset_div2;
 530     uint8_t slice_loop_filter_across_slices_enabled_flag;
 531
 532     uint16_t num_entry_point_offsets;
 533     uint8_t offset_len_minus1;
 534     uint32_t entry_point_offset_minus1[HEVC_MAX_ENTRY_POINT_OFFSETS];
 535
 536     uint16_t slice_segment_header_extension_length;
 537     uint8_t slice_segment_header_extension_data_byte[256];
 538 } H265RawSliceHeader;
 539
 540
 541 typedef struct H265RawSlice {
 542     H265RawSliceHeader header;
 543
 544     uint8_t     *data;
 545     AVBufferRef *data_ref;
 546     size_t       data_size;
 547     int          data_bit_start;
 548 } H265RawSlice;
 549
 550
 551 typedef struct H265RawSEIBufferingPeriod {
 552     uint8_t  bp_seq_parameter_set_id;
 553     uint8_t  irap_cpb_params_present_flag;
 554     uint32_t cpb_delay_offset;
 555     uint32_t dpb_delay_offset;
 556     uint8_t  concatenation_flag;
 557     uint32_t au_cpb_removal_delay_delta_minus1;
 558
 559     uint32_t nal_initial_cpb_removal_delay[HEVC_MAX_CPB_CNT];
 560     uint32_t nal_initial_cpb_removal_offset[HEVC_MAX_CPB_CNT];
 561     uint32_t nal_initial_alt_cpb_removal_delay[HEVC_MAX_CPB_CNT];
 562     uint32_t nal_initial_alt_cpb_removal_offset[HEVC_MAX_CPB_CNT];
 563
 564     uint32_t vcl_initial_cpb_removal_delay[HEVC_MAX_CPB_CNT];
 565     uint32_t vcl_initial_cpb_removal_offset[HEVC_MAX_CPB_CNT];
 566     uint32_t vcl_initial_alt_cpb_removal_delay[HEVC_MAX_CPB_CNT];
 567     uint32_t vcl_initial_alt_cpb_removal_offset[HEVC_MAX_CPB_CNT];
 568
 569     uint8_t  use_alt_cpb_params_flag;
 570 } H265RawSEIBufferingPeriod;
 571
 572 typedef struct H265RawSEIPicTiming {
 573     uint8_t pic_struct;
 574     uint8_t source_scan_type;
 575     uint8_t duplicate_flag;
 576
 577     uint32_t au_cpb_removal_delay_minus1;
 578     uint32_t pic_dpb_output_delay;
 579     uint32_t pic_dpb_output_du_delay;
 580
 581     uint16_t num_decoding_units_minus1;
 582     uint8_t  du_common_cpb_removal_delay_flag;
 583     uint32_t du_common_cpb_removal_delay_increment_minus1;
 584     uint16_t num_nalus_in_du_minus1[HEVC_MAX_SLICE_SEGMENTS];
 585     uint32_t du_cpb_removal_delay_increment_minus1[HEVC_MAX_SLICE_SEGMENTS];
 586 } H265RawSEIPicTiming;
 587
 588 typedef struct H265RawSEIPanScanRect {
 589     uint32_t pan_scan_rect_id;
 590     uint8_t  pan_scan_rect_cancel_flag;
 591     uint8_t  pan_scan_cnt_minus1;
 592     int32_t  pan_scan_rect_left_offset[3];
 593     int32_t  pan_scan_rect_right_offset[3];
 594     int32_t  pan_scan_rect_top_offset[3];
 595     int32_t  pan_scan_rect_bottom_offset[3];
 596     uint16_t pan_scan_rect_persistence_flag;
 597 } H265RawSEIPanScanRect;
 598
 599 typedef struct H265RawSEIUserDataRegistered {
 600     uint8_t itu_t_t35_country_code;
 601     uint8_t itu_t_t35_country_code_extension_byte;
 602     uint8_t     *data;
 603     AVBufferRef *data_ref;
 604     size_t       data_length;
 605 } H265RawSEIUserDataRegistered;
 606
 607 typedef struct H265RawSEIUserDataUnregistered {
 608     uint8_t uuid_iso_iec_11578[16];
 609     uint8_t     *data;
 610     AVBufferRef *data_ref;
 611     size_t       data_length;
 612 } H265RawSEIUserDataUnregistered;
 613
 614 typedef struct H265RawSEIRecoveryPoint {
 615     int16_t recovery_poc_cnt;
 616     uint8_t exact_match_flag;
 617     uint8_t broken_link_flag;
 618 } H265RawSEIRecoveryPoint;
 619
 620 typedef struct H265RawSEIDisplayOrientation {
 621     uint8_t display_orientation_cancel_flag;
 622     uint8_t hor_flip;
 623     uint8_t ver_flip;
 624     uint16_t anticlockwise_rotation;
 625     uint16_t display_orientation_repetition_period;
 626     uint8_t display_orientation_persistence_flag;
 627 } H265RawSEIDisplayOrientation;
 628
 629 typedef struct H265RawSEIActiveParameterSets {
 630     uint8_t active_video_parameter_set_id;
 631     uint8_t self_contained_cvs_flag;
 632     uint8_t no_parameter_set_update_flag;
 633     uint8_t num_sps_ids_minus1;
 634     uint8_t active_seq_parameter_set_id[HEVC_MAX_SPS_COUNT];
 635     uint8_t layer_sps_idx[HEVC_MAX_LAYERS];
 636 } H265RawSEIActiveParameterSets;
 637
 638 typedef struct H265RawSEIDecodedPictureHash {
 639     uint8_t  hash_type;
 640     uint8_t  picture_md5[3][16];
 641     uint16_t picture_crc[3];
 642     uint32_t picture_checksum[3];
 643 } H265RawSEIDecodedPictureHash;
 644
 645 typedef struct H265RawSEITimeCode {
 646     uint8_t  num_clock_ts;
 647     uint8_t  clock_timestamp_flag[3];
 648     uint8_t  units_field_based_flag[3];
 649     uint8_t  counting_type[3];
 650     uint8_t  full_timestamp_flag[3];
 651     uint8_t  discontinuity_flag[3];
 652     uint8_t  cnt_dropped_flag[3];
 653     uint16_t n_frames[3];
 654     uint8_t  seconds_value[3];
 655     uint8_t  minutes_value[3];
 656     uint8_t  hours_value[3];
 657     uint8_t  seconds_flag[3];
 658     uint8_t  minutes_flag[3];
 659     uint8_t  hours_flag[3];
 660     uint8_t  time_offset_length[3];
 661     int32_t  time_offset_value[3];
 662 } H265RawSEITimeCode;
 663
 664 typedef struct H265RawSEIMasteringDisplayColourVolume {
 665     uint16_t display_primaries_x[3];
 666     uint16_t display_primaries_y[3];
 667     uint16_t white_point_x;
 668     uint16_t white_point_y;
 669     uint32_t max_display_mastering_luminance;
 670     uint32_t min_display_mastering_luminance;
 671 } H265RawSEIMasteringDisplayColourVolume;
 672
 673 typedef struct H265RawSEIContentLightLevelInfo {
 674     uint16_t max_content_light_level;
 675     uint16_t max_pic_average_light_level;
 676 } H265RawSEIContentLightLevelInfo;
 677
 678 typedef struct H265RawSEIAlternativeTransferCharacteristics {
 679     uint8_t preferred_transfer_characteristics;
 680 } H265RawSEIAlternativeTransferCharacteristics;
 681
 682 typedef struct H265RawSEIAlphaChannelInfo {
 683     uint8_t  alpha_channel_cancel_flag;
 684     uint8_t  alpha_channel_use_idc;
 685     uint8_t  alpha_channel_bit_depth_minus8;
 686     uint16_t alpha_transparent_value;
 687     uint16_t alpha_opaque_value;
 688     uint8_t  alpha_channel_incr_flag;
 689     uint8_t  alpha_channel_clip_flag;
 690     uint8_t  alpha_channel_clip_type_flag;
 691 } H265RawSEIAlphaChannelInfo;
 692
 693 typedef struct H265RawSEIPayload {
 694     uint32_t payload_type;
 695     uint32_t payload_size;
 696     union {
 697         H265RawSEIBufferingPeriod buffering_period;
 698         H265RawSEIPicTiming pic_timing;
 699         H265RawSEIPanScanRect pan_scan_rect;
 700         H265RawSEIUserDataRegistered user_data_registered;
 701         H265RawSEIUserDataUnregistered user_data_unregistered;
 702         H265RawSEIRecoveryPoint recovery_point;
 703         H265RawSEIDisplayOrientation display_orientation;
 704         H265RawSEIActiveParameterSets active_parameter_sets;
 705         H265RawSEIDecodedPictureHash decoded_picture_hash;
 706         H265RawSEITimeCode time_code;
 707         H265RawSEIMasteringDisplayColourVolume mastering_display;
 708         H265RawSEIContentLightLevelInfo content_light_level;
 709         H265RawSEIAlternativeTransferCharacteristics
 710             alternative_transfer_characteristics;
 711         H265RawSEIAlphaChannelInfo alpha_channel_info;
 712         struct {
 713             uint8_t     *data;
 714             AVBufferRef *data_ref;
 715             size_t       data_length;
 716         } other;
 717     } payload;
 718     H265RawExtensionData extension_data;
 719 } H265RawSEIPayload;
 720
 721 typedef struct H265RawSEI {
 722     H265RawNALUnitHeader nal_unit_header;
 723
 724     H265RawSEIPayload payload[H265_MAX_SEI_PAYLOADS];
 725     uint8_t payload_count;
 726 } H265RawSEI;
 727
 728 typedef struct CodedBitstreamH265Context {
 729     // Reader/writer context in common with the H.264 implementation.
 730     CodedBitstreamH2645Context common;
 731
 732     // All currently available parameter sets.  These are updated when
 733     // any parameter set NAL unit is read/written with this context.
 734     AVBufferRef *vps_ref[HEVC_MAX_VPS_COUNT];
 735     AVBufferRef *sps_ref[HEVC_MAX_SPS_COUNT];
 736     AVBufferRef *pps_ref[HEVC_MAX_PPS_COUNT];
 737     H265RawVPS *vps[HEVC_MAX_VPS_COUNT];
 738     H265RawSPS *sps[HEVC_MAX_SPS_COUNT];
 739     H265RawPPS *pps[HEVC_MAX_PPS_COUNT];
 740
 741     // The currently active parameter sets.  These are updated when any
 742     // NAL unit refers to the relevant parameter set.  These pointers
 743     // must also be present in the arrays above.
 744     const H265RawVPS *active_vps;
 745     const H265RawSPS *active_sps;
 746     const H265RawPPS *active_pps;
 747 } CodedBitstreamH265Context;
 748
 749
 750 #endif /* AVCODEC_CBS_H265_H */