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11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
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19 #ifndef AVCODEC_CBS_H265_H
20 #define AVCODEC_CBS_H265_H
25 #include "cbs_h2645.h"
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,
37 typedef struct H265RawNALUnitHeader {
38 uint8_t forbidden_zero_bit;
39 uint8_t nal_unit_type;
41 uint8_t nuh_temporal_id_plus1;
42 } H265RawNALUnitHeader;
44 typedef struct H265RawProfileTierLevel {
45 uint8_t general_profile_space;
46 uint8_t general_tier_flag;
47 uint8_t general_profile_idc;
49 uint8_t general_profile_compatibility_flag[32];
51 uint8_t general_progressive_source_flag;
52 uint8_t general_interlaced_source_flag;
53 uint8_t general_non_packed_constraint_flag;
54 uint8_t general_frame_only_constraint_flag;
56 uint8_t general_max_12bit_constraint_flag;
57 uint8_t general_max_10bit_constraint_flag;
58 uint8_t general_max_8bit_constraint_flag;
59 uint8_t general_max_422chroma_constraint_flag;
60 uint8_t general_max_420chroma_constraint_flag;
61 uint8_t general_max_monochrome_constraint_flag;
62 uint8_t general_intra_constraint_flag;
63 uint8_t general_one_picture_only_constraint_flag;
64 uint8_t general_lower_bit_rate_constraint_flag;
65 uint8_t general_max_14bit_constraint_flag;
67 uint8_t general_inbld_flag;
69 uint8_t general_level_idc;
71 uint8_t sub_layer_profile_present_flag[HEVC_MAX_SUB_LAYERS];
72 uint8_t sub_layer_level_present_flag[HEVC_MAX_SUB_LAYERS];
74 // TODO: much of that again for each sub-layer.
75 } H265RawProfileTierLevel;
77 typedef struct H265RawSubLayerHRDParameters {
78 uint32_t bit_rate_value_minus1[HEVC_MAX_CPB_CNT];
79 uint32_t cpb_size_value_minus1[HEVC_MAX_CPB_CNT];
80 uint32_t cpb_size_du_value_minus1[HEVC_MAX_CPB_CNT];
81 uint32_t bit_rate_du_value_minus1[HEVC_MAX_CPB_CNT];
82 uint8_t cbr_flag[HEVC_MAX_CPB_CNT];
83 } H265RawSubLayerHRDParameters;
85 typedef struct H265RawHRDParameters {
86 uint8_t nal_hrd_parameters_present_flag;
87 uint8_t vcl_hrd_parameters_present_flag;
89 uint8_t sub_pic_hrd_params_present_flag;
90 uint8_t tick_divisor_minus2;
91 uint8_t du_cpb_removal_delay_increment_length_minus1;
92 uint8_t sub_pic_cpb_params_in_pic_timing_sei_flag;
93 uint8_t dpb_output_delay_du_length_minus1;
95 uint8_t bit_rate_scale;
96 uint8_t cpb_size_scale;
97 uint8_t cpb_size_du_scale;
99 uint8_t initial_cpb_removal_delay_length_minus1;
100 uint8_t au_cpb_removal_delay_length_minus1;
101 uint8_t dpb_output_delay_length_minus1;
103 uint8_t fixed_pic_rate_general_flag[HEVC_MAX_SUB_LAYERS];
104 uint8_t fixed_pic_rate_within_cvs_flag[HEVC_MAX_SUB_LAYERS];
105 uint16_t elemental_duration_in_tc_minus1[HEVC_MAX_SUB_LAYERS];
106 uint8_t low_delay_hrd_flag[HEVC_MAX_SUB_LAYERS];
107 uint8_t cpb_cnt_minus1[HEVC_MAX_SUB_LAYERS];
108 H265RawSubLayerHRDParameters nal_sub_layer_hrd_parameters[HEVC_MAX_SUB_LAYERS];
109 H265RawSubLayerHRDParameters vcl_sub_layer_hrd_parameters[HEVC_MAX_SUB_LAYERS];
110 } H265RawHRDParameters;
112 typedef struct H265RawVUI {
113 uint8_t aspect_ratio_info_present_flag;
114 uint8_t aspect_ratio_idc;
118 uint8_t overscan_info_present_flag;
119 uint8_t overscan_appropriate_flag;
121 uint8_t video_signal_type_present_flag;
122 uint8_t video_format;
123 uint8_t video_full_range_flag;
124 uint8_t colour_description_present_flag;
125 uint8_t colour_primaries;
126 uint8_t transfer_characteristics;
127 uint8_t matrix_coefficients;
129 uint8_t chroma_loc_info_present_flag;
130 uint8_t chroma_sample_loc_type_top_field;
131 uint8_t chroma_sample_loc_type_bottom_field;
133 uint8_t neutral_chroma_indication_flag;
134 uint8_t field_seq_flag;
135 uint8_t frame_field_info_present_flag;
137 uint8_t default_display_window_flag;
138 uint16_t def_disp_win_left_offset;
139 uint16_t def_disp_win_right_offset;
140 uint16_t def_disp_win_top_offset;
141 uint16_t def_disp_win_bottom_offset;
143 uint8_t vui_timing_info_present_flag;
144 uint32_t vui_num_units_in_tick;
145 uint32_t vui_time_scale;
146 uint8_t vui_poc_proportional_to_timing_flag;
147 uint32_t vui_num_ticks_poc_diff_one_minus1;
148 uint8_t vui_hrd_parameters_present_flag;
149 H265RawHRDParameters hrd_parameters;
151 uint8_t bitstream_restriction_flag;
152 uint8_t tiles_fixed_structure_flag;
153 uint8_t motion_vectors_over_pic_boundaries_flag;
154 uint8_t restricted_ref_pic_lists_flag;
155 uint16_t min_spatial_segmentation_idc;
156 uint8_t max_bytes_per_pic_denom;
157 uint8_t max_bits_per_min_cu_denom;
158 uint8_t log2_max_mv_length_horizontal;
159 uint8_t log2_max_mv_length_vertical;
162 typedef struct H265RawPSExtensionData {
165 AVBufferRef *data_ref;
166 } H265RawPSExtensionData;
168 typedef struct H265RawVPS {
169 H265RawNALUnitHeader nal_unit_header;
171 uint8_t vps_video_parameter_set_id;
173 uint8_t vps_base_layer_internal_flag;
174 uint8_t vps_base_layer_available_flag;
175 uint8_t vps_max_layers_minus1;
176 uint8_t vps_max_sub_layers_minus1;
177 uint8_t vps_temporal_id_nesting_flag;
179 H265RawProfileTierLevel profile_tier_level;
181 uint8_t vps_sub_layer_ordering_info_present_flag;
182 uint8_t vps_max_dec_pic_buffering_minus1[HEVC_MAX_SUB_LAYERS];
183 uint8_t vps_max_num_reorder_pics[HEVC_MAX_SUB_LAYERS];
184 uint32_t vps_max_latency_increase_plus1[HEVC_MAX_SUB_LAYERS];
186 uint8_t vps_max_layer_id;
187 uint16_t vps_num_layer_sets_minus1;
188 uint8_t layer_id_included_flag[HEVC_MAX_LAYER_SETS][HEVC_MAX_LAYERS];
190 uint8_t vps_timing_info_present_flag;
191 uint32_t vps_num_units_in_tick;
192 uint32_t vps_time_scale;
193 uint8_t vps_poc_proportional_to_timing_flag;
194 uint32_t vps_num_ticks_poc_diff_one_minus1;
195 uint16_t vps_num_hrd_parameters;
196 uint16_t hrd_layer_set_idx[HEVC_MAX_LAYER_SETS];
197 uint8_t cprms_present_flag[HEVC_MAX_LAYER_SETS];
198 H265RawHRDParameters hrd_parameters[HEVC_MAX_LAYER_SETS];
200 uint8_t vps_extension_flag;
201 H265RawPSExtensionData extension_data;
204 typedef struct H265RawSTRefPicSet {
205 uint8_t inter_ref_pic_set_prediction_flag;
207 uint8_t delta_idx_minus1;
208 uint8_t delta_rps_sign;
209 uint16_t abs_delta_rps_minus1;
211 uint8_t used_by_curr_pic_flag[HEVC_MAX_REFS];
212 uint8_t use_delta_flag[HEVC_MAX_REFS];
214 uint8_t num_negative_pics;
215 uint8_t num_positive_pics;
216 uint16_t delta_poc_s0_minus1[HEVC_MAX_REFS];
217 uint8_t used_by_curr_pic_s0_flag[HEVC_MAX_REFS];
218 uint16_t delta_poc_s1_minus1[HEVC_MAX_REFS];
219 uint8_t used_by_curr_pic_s1_flag[HEVC_MAX_REFS];
220 } H265RawSTRefPicSet;
222 typedef struct H265RawScalingList {
223 uint8_t scaling_list_pred_mode_flag[4][6];
224 uint8_t scaling_list_pred_matrix_id_delta[4][6];
225 int16_t scaling_list_dc_coef_minus8[4][6];
226 int8_t scaling_list_delta_coeff[4][6][64];
227 } H265RawScalingList;
229 typedef struct H265RawSPS {
230 H265RawNALUnitHeader nal_unit_header;
232 uint8_t sps_video_parameter_set_id;
234 uint8_t sps_max_sub_layers_minus1;
235 uint8_t sps_temporal_id_nesting_flag;
237 H265RawProfileTierLevel profile_tier_level;
239 uint8_t sps_seq_parameter_set_id;
241 uint8_t chroma_format_idc;
242 uint8_t separate_colour_plane_flag;
244 uint16_t pic_width_in_luma_samples;
245 uint16_t pic_height_in_luma_samples;
247 uint8_t conformance_window_flag;
248 uint16_t conf_win_left_offset;
249 uint16_t conf_win_right_offset;
250 uint16_t conf_win_top_offset;
251 uint16_t conf_win_bottom_offset;
253 uint8_t bit_depth_luma_minus8;
254 uint8_t bit_depth_chroma_minus8;
256 uint8_t log2_max_pic_order_cnt_lsb_minus4;
258 uint8_t sps_sub_layer_ordering_info_present_flag;
259 uint8_t sps_max_dec_pic_buffering_minus1[HEVC_MAX_SUB_LAYERS];
260 uint8_t sps_max_num_reorder_pics[HEVC_MAX_SUB_LAYERS];
261 uint32_t sps_max_latency_increase_plus1[HEVC_MAX_SUB_LAYERS];
263 uint8_t log2_min_luma_coding_block_size_minus3;
264 uint8_t log2_diff_max_min_luma_coding_block_size;
265 uint8_t log2_min_luma_transform_block_size_minus2;
266 uint8_t log2_diff_max_min_luma_transform_block_size;
267 uint8_t max_transform_hierarchy_depth_inter;
268 uint8_t max_transform_hierarchy_depth_intra;
270 uint8_t scaling_list_enabled_flag;
271 uint8_t sps_scaling_list_data_present_flag;
272 H265RawScalingList scaling_list;
274 uint8_t amp_enabled_flag;
275 uint8_t sample_adaptive_offset_enabled_flag;
277 uint8_t pcm_enabled_flag;
278 uint8_t pcm_sample_bit_depth_luma_minus1;
279 uint8_t pcm_sample_bit_depth_chroma_minus1;
280 uint8_t log2_min_pcm_luma_coding_block_size_minus3;
281 uint8_t log2_diff_max_min_pcm_luma_coding_block_size;
282 uint8_t pcm_loop_filter_disabled_flag;
284 uint8_t num_short_term_ref_pic_sets;
285 H265RawSTRefPicSet st_ref_pic_set[HEVC_MAX_SHORT_TERM_REF_PIC_SETS];
287 uint8_t long_term_ref_pics_present_flag;
288 uint8_t num_long_term_ref_pics_sps;
289 uint16_t lt_ref_pic_poc_lsb_sps[HEVC_MAX_LONG_TERM_REF_PICS];
290 uint8_t used_by_curr_pic_lt_sps_flag[HEVC_MAX_LONG_TERM_REF_PICS];
292 uint8_t sps_temporal_mvp_enabled_flag;
293 uint8_t strong_intra_smoothing_enabled_flag;
295 uint8_t vui_parameters_present_flag;
298 uint8_t sps_extension_present_flag;
299 uint8_t sps_range_extension_flag;
300 uint8_t sps_multilayer_extension_flag;
301 uint8_t sps_3d_extension_flag;
302 uint8_t sps_scc_extension_flag;
303 uint8_t sps_extension_4bits;
305 H265RawPSExtensionData extension_data;
308 uint8_t transform_skip_rotation_enabled_flag;
309 uint8_t transform_skip_context_enabled_flag;
310 uint8_t implicit_rdpcm_enabled_flag;
311 uint8_t explicit_rdpcm_enabled_flag;
312 uint8_t extended_precision_processing_flag;
313 uint8_t intra_smoothing_disabled_flag;
314 uint8_t high_precision_offsets_enabled_flag;
315 uint8_t persistent_rice_adaptation_enabled_flag;
316 uint8_t cabac_bypass_alignment_enabled_flag;
318 // Screen content coding extension.
319 uint8_t sps_curr_pic_ref_enabled_flag;
320 uint8_t palette_mode_enabled_flag;
321 uint8_t palette_max_size;
322 uint8_t delta_palette_max_predictor_size;
323 uint8_t sps_palette_predictor_initializer_present_flag;
324 uint8_t sps_num_palette_predictor_initializer_minus1;
325 uint16_t sps_palette_predictor_initializers[3][128];
327 uint8_t motion_vector_resolution_control_idc;
328 uint8_t intra_boundary_filtering_disable_flag;
331 typedef struct H265RawPPS {
332 H265RawNALUnitHeader nal_unit_header;
334 uint8_t pps_pic_parameter_set_id;
335 uint8_t pps_seq_parameter_set_id;
337 uint8_t dependent_slice_segments_enabled_flag;
338 uint8_t output_flag_present_flag;
339 uint8_t num_extra_slice_header_bits;
340 uint8_t sign_data_hiding_enabled_flag;
341 uint8_t cabac_init_present_flag;
343 uint8_t num_ref_idx_l0_default_active_minus1;
344 uint8_t num_ref_idx_l1_default_active_minus1;
346 int8_t init_qp_minus26;
348 uint8_t constrained_intra_pred_flag;
349 uint8_t transform_skip_enabled_flag;
350 uint8_t cu_qp_delta_enabled_flag;
351 uint8_t diff_cu_qp_delta_depth;
353 int8_t pps_cb_qp_offset;
354 int8_t pps_cr_qp_offset;
355 uint8_t pps_slice_chroma_qp_offsets_present_flag;
357 uint8_t weighted_pred_flag;
358 uint8_t weighted_bipred_flag;
360 uint8_t transquant_bypass_enabled_flag;
361 uint8_t tiles_enabled_flag;
362 uint8_t entropy_coding_sync_enabled_flag;
364 uint8_t num_tile_columns_minus1;
365 uint8_t num_tile_rows_minus1;
366 uint8_t uniform_spacing_flag;
367 uint16_t column_width_minus1[HEVC_MAX_TILE_COLUMNS];
368 uint16_t row_height_minus1[HEVC_MAX_TILE_ROWS];
369 uint8_t loop_filter_across_tiles_enabled_flag;
371 uint8_t pps_loop_filter_across_slices_enabled_flag;
372 uint8_t deblocking_filter_control_present_flag;
373 uint8_t deblocking_filter_override_enabled_flag;
374 uint8_t pps_deblocking_filter_disabled_flag;
375 int8_t pps_beta_offset_div2;
376 int8_t pps_tc_offset_div2;
378 uint8_t pps_scaling_list_data_present_flag;
379 H265RawScalingList scaling_list;
381 uint8_t lists_modification_present_flag;
382 uint8_t log2_parallel_merge_level_minus2;
384 uint8_t slice_segment_header_extension_present_flag;
386 uint8_t pps_extension_present_flag;
387 uint8_t pps_range_extension_flag;
388 uint8_t pps_multilayer_extension_flag;
389 uint8_t pps_3d_extension_flag;
390 uint8_t pps_scc_extension_flag;
391 uint8_t pps_extension_4bits;
393 H265RawPSExtensionData extension_data;
396 uint8_t log2_max_transform_skip_block_size_minus2;
397 uint8_t cross_component_prediction_enabled_flag;
398 uint8_t chroma_qp_offset_list_enabled_flag;
399 uint8_t diff_cu_chroma_qp_offset_depth;
400 uint8_t chroma_qp_offset_list_len_minus1;
401 int8_t cb_qp_offset_list[6];
402 int8_t cr_qp_offset_list[6];
403 uint8_t log2_sao_offset_scale_luma;
404 uint8_t log2_sao_offset_scale_chroma;
406 // Screen content coding extension.
407 uint8_t pps_curr_pic_ref_enabled_flag;
408 uint8_t residual_adaptive_colour_transform_enabled_flag;
409 uint8_t pps_slice_act_qp_offsets_present_flag;
410 int8_t pps_act_y_qp_offset_plus5;
411 int8_t pps_act_cb_qp_offset_plus5;
412 int8_t pps_act_cr_qp_offset_plus3;
414 uint8_t pps_palette_predictor_initializer_present_flag;
415 uint8_t pps_num_palette_predictor_initializer;
416 uint8_t monochrome_palette_flag;
417 uint8_t luma_bit_depth_entry_minus8;
418 uint8_t chroma_bit_depth_entry_minus8;
419 uint16_t pps_palette_predictor_initializers[3][128];
422 typedef struct H265RawAUD {
423 H265RawNALUnitHeader nal_unit_header;
428 typedef struct H265RawSliceHeader {
429 H265RawNALUnitHeader nal_unit_header;
431 uint8_t first_slice_segment_in_pic_flag;
432 uint8_t no_output_of_prior_pics_flag;
433 uint8_t slice_pic_parameter_set_id;
435 uint8_t dependent_slice_segment_flag;
436 uint16_t slice_segment_address;
438 uint8_t slice_reserved_flag[8];
441 uint8_t pic_output_flag;
442 uint8_t colour_plane_id;
444 uint16_t slice_pic_order_cnt_lsb;
446 uint8_t short_term_ref_pic_set_sps_flag;
447 H265RawSTRefPicSet short_term_ref_pic_set;
448 uint8_t short_term_ref_pic_set_idx;
450 uint8_t num_long_term_sps;
451 uint8_t num_long_term_pics;
452 uint8_t lt_idx_sps[HEVC_MAX_REFS];
453 uint8_t poc_lsb_lt[HEVC_MAX_REFS];
454 uint8_t used_by_curr_pic_lt_flag[HEVC_MAX_REFS];
455 uint8_t delta_poc_msb_present_flag[HEVC_MAX_REFS];
456 uint32_t delta_poc_msb_cycle_lt[HEVC_MAX_REFS];
458 uint8_t slice_temporal_mvp_enabled_flag;
460 uint8_t slice_sao_luma_flag;
461 uint8_t slice_sao_chroma_flag;
463 uint8_t num_ref_idx_active_override_flag;
464 uint8_t num_ref_idx_l0_active_minus1;
465 uint8_t num_ref_idx_l1_active_minus1;
467 uint8_t ref_pic_list_modification_flag_l0;
468 uint8_t list_entry_l0[HEVC_MAX_REFS];
469 uint8_t ref_pic_list_modification_flag_l1;
470 uint8_t list_entry_l1[HEVC_MAX_REFS];
472 uint8_t mvd_l1_zero_flag;
473 uint8_t cabac_init_flag;
474 uint8_t collocated_from_l0_flag;
475 uint8_t collocated_ref_idx;
477 uint8_t luma_log2_weight_denom;
478 int8_t delta_chroma_log2_weight_denom;
479 uint8_t luma_weight_l0_flag[HEVC_MAX_REFS];
480 uint8_t chroma_weight_l0_flag[HEVC_MAX_REFS];
481 int8_t delta_luma_weight_l0[HEVC_MAX_REFS];
482 int16_t luma_offset_l0[HEVC_MAX_REFS];
483 int8_t delta_chroma_weight_l0[HEVC_MAX_REFS][2];
484 int16_t chroma_offset_l0[HEVC_MAX_REFS][2];
485 uint8_t luma_weight_l1_flag[HEVC_MAX_REFS];
486 uint8_t chroma_weight_l1_flag[HEVC_MAX_REFS];
487 int8_t delta_luma_weight_l1[HEVC_MAX_REFS];
488 int16_t luma_offset_l1[HEVC_MAX_REFS];
489 int8_t delta_chroma_weight_l1[HEVC_MAX_REFS][2];
490 int16_t chroma_offset_l1[HEVC_MAX_REFS][2];
492 uint8_t five_minus_max_num_merge_cand;
493 uint8_t use_integer_mv_flag;
495 int8_t slice_qp_delta;
496 int8_t slice_cb_qp_offset;
497 int8_t slice_cr_qp_offset;
498 int8_t slice_act_y_qp_offset;
499 int8_t slice_act_cb_qp_offset;
500 int8_t slice_act_cr_qp_offset;
501 uint8_t cu_chroma_qp_offset_enabled_flag;
503 uint8_t deblocking_filter_override_flag;
504 uint8_t slice_deblocking_filter_disabled_flag;
505 int8_t slice_beta_offset_div2;
506 int8_t slice_tc_offset_div2;
507 uint8_t slice_loop_filter_across_slices_enabled_flag;
509 uint16_t num_entry_point_offsets;
510 uint8_t offset_len_minus1;
511 uint32_t entry_point_offset_minus1[HEVC_MAX_ENTRY_POINT_OFFSETS];
513 uint16_t slice_segment_header_extension_length;
514 uint8_t slice_segment_header_extension_data_byte[256];
515 } H265RawSliceHeader;
518 typedef struct H265RawSlice {
519 H265RawSliceHeader header;
524 AVBufferRef *data_ref;
527 typedef struct H265RawSEIMasteringDisplayColourVolume {
528 uint16_t display_primaries_x[3];
529 uint16_t display_primaries_y[3];
530 uint16_t white_point_x;
531 uint16_t white_point_y;
532 uint32_t max_display_mastering_luminance;
533 uint32_t min_display_mastering_luminance;
534 } H265RawSEIMasteringDisplayColourVolume;
536 typedef struct H265RawSEIContentLightLevelInfo {
537 uint16_t max_content_light_level;
538 uint16_t max_pic_average_light_level;
539 } H265RawSEIContentLightLevelInfo;
541 typedef struct H265RawSEIPayload {
542 uint32_t payload_type;
543 uint32_t payload_size;
545 H265RawSEIMasteringDisplayColourVolume mastering_display;
546 H265RawSEIContentLightLevelInfo content_light_level;
550 AVBufferRef *data_ref;
555 typedef struct H265RawSEI {
556 H265RawNALUnitHeader nal_unit_header;
558 H265RawSEIPayload payload[H265_MAX_SEI_PAYLOADS];
559 uint8_t payload_count;
562 typedef struct CodedBitstreamH265Context {
563 // Reader/writer context in common with the H.264 implementation.
564 CodedBitstreamH2645Context common;
566 // All currently available parameter sets. These are updated when
567 // any parameter set NAL unit is read/written with this context.
568 AVBufferRef *vps_ref[HEVC_MAX_VPS_COUNT];
569 AVBufferRef *sps_ref[HEVC_MAX_SPS_COUNT];
570 AVBufferRef *pps_ref[HEVC_MAX_PPS_COUNT];
571 H265RawVPS *vps[HEVC_MAX_VPS_COUNT];
572 H265RawSPS *sps[HEVC_MAX_SPS_COUNT];
573 H265RawPPS *pps[HEVC_MAX_PPS_COUNT];
575 // The currently active parameter sets. These are updated when any
576 // NAL unit refers to the relevant parameter set. These pointers
577 // must also be present in the arrays above.
578 const H265RawVPS *active_vps;
579 const H265RawSPS *active_sps;
580 const H265RawPPS *active_pps;
581 } CodedBitstreamH265Context;
584 #endif /* AVCODEC_CBS_H265_H */