24 fixed(1, rbsp_stop_one_bit, 1);
26 fixed(1, rbsp_alignment_zero_bit, 0);
32 int expected_nal_unit_type)
36 fixed(1, forbidden_zero_bit, 0);
37 flag(nuh_reserved_zero_bit);
39 u(6, nuh_layer_id, 0, 55);
41 if (expected_nal_unit_type >= 0)
42 u(5, nal_unit_type, expected_nal_unit_type, expected_nal_unit_type);
46 u(3, nuh_temporal_id_plus1, 1, 7);
54 fixed(1, byte_alignment_bit_equal_to_one, 1);
56 fixed(1, byte_alignment_bit_equal_to_zero, 0);
64 int err,
i, num_additional_bits_used;
66 flag(gci_present_flag);
67 if (current->gci_present_flag) {
69 flag(gci_intra_only_constraint_flag);
70 flag(gci_all_layers_independent_constraint_flag);
71 flag(gci_one_au_only_constraint_flag);
74 u(4, gci_sixteen_minus_max_bitdepth_constraint_idc, 0, 8);
75 ub(2, gci_three_minus_max_chroma_format_constraint_idc);
78 flag(gci_no_mixed_nalu_types_in_pic_constraint_flag);
79 flag(gci_no_trail_constraint_flag);
80 flag(gci_no_stsa_constraint_flag);
81 flag(gci_no_rasl_constraint_flag);
82 flag(gci_no_radl_constraint_flag);
83 flag(gci_no_idr_constraint_flag);
84 flag(gci_no_cra_constraint_flag);
85 flag(gci_no_gdr_constraint_flag);
86 flag(gci_no_aps_constraint_flag);
87 flag(gci_no_idr_rpl_constraint_flag);
90 flag(gci_one_tile_per_pic_constraint_flag);
91 flag(gci_pic_header_in_slice_header_constraint_flag);
92 flag(gci_one_slice_per_pic_constraint_flag);
93 flag(gci_no_rectangular_slice_constraint_flag);
94 flag(gci_one_slice_per_subpic_constraint_flag);
95 flag(gci_no_subpic_info_constraint_flag);
98 ub(2, gci_three_minus_max_log2_ctu_size_constraint_idc);
99 flag(gci_no_partition_constraints_override_constraint_flag);
100 flag(gci_no_mtt_constraint_flag);
101 flag(gci_no_qtbtt_dual_tree_intra_constraint_flag);
104 flag(gci_no_palette_constraint_flag);
105 flag(gci_no_ibc_constraint_flag);
106 flag(gci_no_isp_constraint_flag);
107 flag(gci_no_mrl_constraint_flag);
108 flag(gci_no_mip_constraint_flag);
109 flag(gci_no_cclm_constraint_flag);
112 flag(gci_no_ref_pic_resampling_constraint_flag);
113 flag(gci_no_res_change_in_clvs_constraint_flag);
114 flag(gci_no_weighted_prediction_constraint_flag);
115 flag(gci_no_ref_wraparound_constraint_flag);
116 flag(gci_no_temporal_mvp_constraint_flag);
117 flag(gci_no_sbtmvp_constraint_flag);
118 flag(gci_no_amvr_constraint_flag);
119 flag(gci_no_bdof_constraint_flag);
120 flag(gci_no_smvd_constraint_flag);
121 flag(gci_no_dmvr_constraint_flag);
122 flag(gci_no_mmvd_constraint_flag);
123 flag(gci_no_affine_motion_constraint_flag);
124 flag(gci_no_prof_constraint_flag);
125 flag(gci_no_bcw_constraint_flag);
126 flag(gci_no_ciip_constraint_flag);
127 flag(gci_no_gpm_constraint_flag);
130 flag(gci_no_luma_transform_size_64_constraint_flag);
131 flag(gci_no_transform_skip_constraint_flag);
132 flag(gci_no_bdpcm_constraint_flag);
133 flag(gci_no_mts_constraint_flag);
134 flag(gci_no_lfnst_constraint_flag);
135 flag(gci_no_joint_cbcr_constraint_flag);
136 flag(gci_no_sbt_constraint_flag);
137 flag(gci_no_act_constraint_flag);
138 flag(gci_no_explicit_scaling_list_constraint_flag);
139 flag(gci_no_dep_quant_constraint_flag);
140 flag(gci_no_sign_data_hiding_constraint_flag);
141 flag(gci_no_cu_qp_delta_constraint_flag);
142 flag(gci_no_chroma_qp_offset_constraint_flag);
145 flag(gci_no_sao_constraint_flag);
146 flag(gci_no_alf_constraint_flag);
147 flag(gci_no_ccalf_constraint_flag);
148 flag(gci_no_lmcs_constraint_flag);
149 flag(gci_no_ladf_constraint_flag);
150 flag(gci_no_virtual_boundaries_constraint_flag);
151 ub(8, gci_num_additional_bits);
152 if (current->gci_num_additional_bits > 5) {
153 flag(gci_all_rap_pictures_constraint_flag);
154 flag(gci_no_extended_precision_processing_constraint_flag);
155 flag(gci_no_ts_residual_coding_rice_constraint_flag);
156 flag(gci_no_rrc_rice_extension_constraint_flag);
157 flag(gci_no_persistent_rice_adaptation_constraint_flag);
158 flag(gci_no_reverse_last_sig_coeff_constraint_flag);
159 num_additional_bits_used = 6;
161 infer(gci_all_rap_pictures_constraint_flag, 0);
162 infer(gci_no_extended_precision_processing_constraint_flag, 0);
163 infer(gci_no_ts_residual_coding_rice_constraint_flag, 0);
164 infer(gci_no_rrc_rice_extension_constraint_flag, 0);
165 infer(gci_no_persistent_rice_adaptation_constraint_flag, 0);
166 infer(gci_no_reverse_last_sig_coeff_constraint_flag, 0);
167 num_additional_bits_used = 0;
170 for (
i = 0;
i < current->gci_num_additional_bits - num_additional_bits_used;
i++)
171 flags(gci_reserved_bit[
i], 1,
i);
174 fixed(1, gci_alignment_zero_bit, 0);
181 int profile_tier_present_flag,
182 int max_num_sub_layers_minus1)
186 if (profile_tier_present_flag) {
187 ub(7, general_profile_idc);
188 flag(general_tier_flag);
190 ub(8, general_level_idc);
191 flag(ptl_frame_only_constraint_flag);
192 flag(ptl_multilayer_enabled_flag);
193 if (profile_tier_present_flag) {
198 for (
i = max_num_sub_layers_minus1 - 1;
i >= 0;
i--)
199 flags(ptl_sublayer_level_present_flag[
i], 1,
i);
201 flag(ptl_reserved_zero_bit);
202 for (
i = max_num_sub_layers_minus1 - 1;
i >= 0;
i--)
203 if (current->ptl_sublayer_level_present_flag[
i])
204 ubs(8, sublayer_level_idc[
i], 1,
i);
205 if (profile_tier_present_flag) {
206 ub(8, ptl_num_sub_profiles);
207 for (
i = 0;
i < current->ptl_num_sub_profiles;
i++)
208 ubs(32, general_sub_profile_idc[
i], 1,
i);
217 infer(vui_progressive_source_flag, 0);
218 infer(vui_interlaced_source_flag, 0);
220 infer(vui_non_packed_constraint_flag, 0);
221 infer(vui_non_projected_constraint_flag, 0);
223 infer(vui_aspect_ratio_constant_flag, 0);
224 infer(vui_aspect_ratio_idc, 0);
226 infer(vui_overscan_info_present_flag, 0);
228 infer(vui_colour_primaries, 2);
229 infer(vui_transfer_characteristics, 2);
230 infer(vui_matrix_coeffs, 2);
231 infer(vui_full_range_flag, 0);
233 infer(vui_chroma_sample_loc_type_frame, 6);
234 infer(vui_chroma_sample_loc_type_top_field, 6);
235 infer(vui_chroma_sample_loc_type_bottom_field, 6);
241 uint8_t chroma_format_idc)
245 flag(vui_progressive_source_flag);
246 flag(vui_interlaced_source_flag);
247 flag(vui_non_packed_constraint_flag);
248 flag(vui_non_projected_constraint_flag);
249 flag(vui_aspect_ratio_info_present_flag);
250 if (current->vui_aspect_ratio_info_present_flag) {
251 flag(vui_aspect_ratio_constant_flag);
252 ub(8, vui_aspect_ratio_idc);
253 if (current->vui_aspect_ratio_idc == 255) {
254 ub(16, vui_sar_width);
255 ub(16, vui_sar_height);
258 infer(vui_aspect_ratio_constant_flag, 0);
259 infer(vui_aspect_ratio_idc, 0);
261 flag(vui_overscan_info_present_flag);
262 if (current->vui_overscan_info_present_flag)
263 flag(vui_overscan_appropriate_flag);
264 flag(vui_colour_description_present_flag);
265 if (current->vui_colour_description_present_flag) {
266 ub(8, vui_colour_primaries);
268 current->vui_colour_primaries);
269 ub(8, vui_transfer_characteristics);
271 "vui_transfer_characteristics == %d \n",
272 current->vui_transfer_characteristics);
273 ub(8, vui_matrix_coeffs);
275 current->vui_matrix_coeffs);
276 flag(vui_full_range_flag);
278 infer(vui_colour_primaries, 2);
279 infer(vui_transfer_characteristics, 2);
280 infer(vui_matrix_coeffs, 2);
281 infer(vui_full_range_flag, 0);
283 flag(vui_chroma_loc_info_present_flag);
284 if (chroma_format_idc != 1 && current->vui_chroma_loc_info_present_flag) {
286 "vui_chroma_loc_info_present_flag can't not be true",
290 if (current->vui_chroma_loc_info_present_flag) {
291 if (current->vui_progressive_source_flag &&
292 !current->vui_interlaced_source_flag) {
293 ue(vui_chroma_sample_loc_type_frame, 0, 6);
295 ue(vui_chroma_sample_loc_type_top_field, 0, 6);
296 ue(vui_chroma_sample_loc_type_bottom_field, 0, 6);
299 if (chroma_format_idc == 1) {
300 infer(vui_chroma_sample_loc_type_frame, 6);
301 infer(vui_chroma_sample_loc_type_top_field,
302 current->vui_chroma_sample_loc_type_frame);
303 infer(vui_chroma_sample_loc_type_bottom_field,
304 current->vui_chroma_sample_loc_type_frame);
312 uint32_t payload_size,
int cur_pos)
315 size_t byte_length, k;
329 if (!payload_zero_bits)
331 payload_zero_bits =
ff_ctz(payload_zero_bits);
332 current->bit_length =
bits_left - payload_zero_bits - 1;
333 allocate(current->data, (current->bit_length + 7) / 8);
336 byte_length = (current->bit_length + 7) / 8;
337 for (k = 0; k < byte_length; k++) {
338 int length =
FFMIN(current->bit_length - k * 8, 8);
339 xu(length, reserved_payload_extension_data, current->data[k],
347 H266RawVUI *current, uint16_t vui_payload_size,
348 uint8_t chroma_format_idc)
351 int start_position, current_position;
357 if (current_position < 8 * vui_payload_size) {
359 vui_payload_size, current_position));
360 fixed(1, vui_payload_bit_equal_to_one, 1);
362 fixed(1, vui_payload_bit_equal_to_zero, 0);
378 current->bit_length = k;
381 allocate(current->data, (current->bit_length + 7) / 8);
382 for (k = 0; k < current->bit_length; k++) {
384 current->data[k / 8] |=
bit << (7 - k % 8);
388 for (k = 0; k < current->bit_length; k++)
396 uint8_t max_sublayers_minus1,
397 uint8_t sublayer_info_flag)
400 for (
i = (sublayer_info_flag ? 0 : max_sublayers_minus1);
401 i <= max_sublayers_minus1;
i++) {
403 ues(dpb_max_num_reorder_pics[
i],
404 0, current->dpb_max_dec_pic_buffering_minus1[
i], 1,
i);
405 ues(dpb_max_latency_increase_plus1[
i], 0, UINT32_MAX - 1, 1,
i);
413 uint8_t list_idx, uint8_t rpls_idx,
417 int err,
i, j, general_layer_idx = -1, num_direct_ref_layers = 0;
422 "VPS id %d not available.\n",
sps->sps_video_parameter_set_id);
426 for (
i = 0;
i <=
vps->vps_max_layers_minus1;
i++) {
427 if (
sps->nal_unit_header.nuh_layer_id ==
vps->vps_layer_id[
i]) {
428 general_layer_idx =
i;
432 if (general_layer_idx < 0) {
434 sps->nal_unit_header.nuh_layer_id);
438 for (j = 0; j <=
vps->vps_max_layers_minus1; j++) {
439 if (
vps->vps_direct_ref_layer_flag[general_layer_idx][j])
440 num_direct_ref_layers++;
444 if (
sps->sps_long_term_ref_pics_flag &&
445 rpls_idx < sps->sps_num_ref_pic_lists[list_idx] &&
446 current->num_ref_entries > 0)
447 flag(ltrp_in_header_flag);
448 if (
sps->sps_long_term_ref_pics_flag &&
449 rpls_idx ==
sps->sps_num_ref_pic_lists[list_idx])
450 infer(ltrp_in_header_flag, 1);
451 for (
i = 0, j = 0;
i < current->num_ref_entries;
i++) {
452 if (
sps->sps_inter_layer_prediction_enabled_flag)
453 flags(inter_layer_ref_pic_flag[
i], 1,
i);
455 infer(inter_layer_ref_pic_flag[
i], 0);
457 if (!current->inter_layer_ref_pic_flag[
i]) {
458 if (
sps->sps_long_term_ref_pics_flag)
459 flags(st_ref_pic_flag[
i], 1,
i);
461 infer(st_ref_pic_flag[
i], 1);
462 if (current->st_ref_pic_flag[
i]) {
463 int abs_delta_poc_st;
465 if ((
sps->sps_weighted_pred_flag ||
466 sps->sps_weighted_bipred_flag) &&
i != 0)
467 abs_delta_poc_st = current->abs_delta_poc_st[
i];
469 abs_delta_poc_st = current->abs_delta_poc_st[
i] + 1;
470 if (abs_delta_poc_st > 0)
471 flags(strp_entry_sign_flag[
i], 1,
i);
473 if (!current->ltrp_in_header_flag) {
474 uint8_t
bits =
sps->sps_log2_max_pic_order_cnt_lsb_minus4 + 4;
475 ubs(
bits, rpls_poc_lsb_lt[j], 1, j);
480 if (num_direct_ref_layers == 0) {
482 "num_direct_ref_layers needs > 0.\n");
485 ues(ilrp_idx[
i], 0, num_direct_ref_layers - 1, 1,
i);
495 int err,
i, j, num_ltrp_entries;
496 for (
i = 0;
i < 2;
i++) {
497 if (
sps->sps_num_ref_pic_lists[
i] > 0 &&
498 (
i == 0 || (
i == 1 &&
pps->pps_rpl1_idx_present_flag))) {
501 if (
sps->sps_num_ref_pic_lists[
i] == 0) {
502 infer(rpl_sps_flag[
i], 0);
504 if (!
pps->pps_rpl1_idx_present_flag &&
i == 1)
505 infer(rpl_sps_flag[1], current->rpl_sps_flag[0]);
508 if (current->rpl_sps_flag[
i]) {
509 if (
sps->sps_num_ref_pic_lists[
i] > 1 &&
510 (
i == 0 || (
i == 1 &&
pps->pps_rpl1_idx_present_flag))) {
512 us(
bits, rpl_idx[
i], 0,
sps->sps_num_ref_pic_lists[
i] - 1, 1,
i);
513 }
else if (
sps->sps_num_ref_pic_lists[
i] == 1) {
515 }
else if (
i == 1 && !
pps->pps_rpl1_idx_present_flag) {
516 infer(rpl_idx[1], current->rpl_idx[0]);
520 "can't infer the rpl_idx[i]\n");
523 memcpy(¤t->rpl_ref_list[
i],
524 &
sps->sps_ref_pic_list_struct[
i][current->rpl_idx[
i]],
525 sizeof(current->rpl_ref_list[
i]));
528 i,
sps->sps_num_ref_pic_lists[
i],
531 ref_list = ¤t->rpl_ref_list[
i];
533 num_ltrp_entries = 0;
542 for (j = 0; j < num_ltrp_entries; j++) {
544 ubs(
sps->sps_log2_max_pic_order_cnt_lsb_minus4 + 4,
545 poc_lsb_lt[
i][j], 2,
i, j);
547 flags(delta_poc_msb_cycle_present_flag[
i][j], 2,
i, j);
548 if (current->delta_poc_msb_cycle_present_flag[
i][j]) {
550 1 << (32 -
sps->sps_log2_max_pic_order_cnt_lsb_minus4 - 4);
551 ues(delta_poc_msb_cycle_lt[
i][j], 0,
max, 2,
i, j);
563 ub(32, num_units_in_tick);
565 flag(general_nal_hrd_params_present_flag);
566 flag(general_vcl_hrd_params_present_flag);
568 if (current->general_nal_hrd_params_present_flag ||
569 current->general_vcl_hrd_params_present_flag) {
570 flag(general_same_pic_timing_in_all_ols_flag);
571 flag(general_du_hrd_params_present_flag);
572 if (current->general_du_hrd_params_present_flag)
573 ub(8, tick_divisor_minus2);
574 ub(4, bit_rate_scale);
575 ub(4, cpb_size_scale);
576 if (current->general_du_hrd_params_present_flag)
577 ub(4, cpb_size_du_scale);
578 ue(hrd_cpb_cnt_minus1, 0, 31);
581 infer(general_du_hrd_params_present_flag, 0);
593 for (
i = 0;
i <= general->hrd_cpb_cnt_minus1;
i++) {
594 ues(bit_rate_value_minus1[sublayer_id][
i], 0, UINT32_MAX - 1, 2,
596 ues(cpb_size_value_minus1[sublayer_id][
i], 0, UINT32_MAX - 1, 2,
598 if (general->general_du_hrd_params_present_flag) {
599 ues(cpb_size_du_value_minus1[sublayer_id][
i],
600 0, UINT32_MAX - 1, 2, sublayer_id,
i);
601 ues(bit_rate_du_value_minus1[sublayer_id][
i],
602 0, UINT32_MAX - 1, 2, sublayer_id,
i);
604 flags(cbr_flag[sublayer_id][
i], 2, sublayer_id,
i);
611 uint8_t first_sublayer, uint8_t max_sublayers_minus1,
615 for (
i = first_sublayer;
i <= max_sublayers_minus1;
i++) {
616 flags(fixed_pic_rate_general_flag[
i], 1,
i);
617 if (!current->fixed_pic_rate_general_flag[
i])
618 flags(fixed_pic_rate_within_cvs_flag[
i], 1,
i);
620 infer(fixed_pic_rate_within_cvs_flag[
i], 1);
621 if (current->fixed_pic_rate_within_cvs_flag[
i]) {
622 ues(elemental_duration_in_tc_minus1[
i], 0, 2047, 1,
i);
623 infer(low_delay_hrd_flag[
i], 0);
624 }
else if ((general->general_nal_hrd_params_present_flag ||
625 general->general_vcl_hrd_params_present_flag) &&
626 general->hrd_cpb_cnt_minus1 == 0) {
627 flags(low_delay_hrd_flag[
i], 1,
i);
629 infer(low_delay_hrd_flag[
i], 0);
631 if (general->general_nal_hrd_params_present_flag)
633 ¤t->nal_sub_layer_hrd_parameters,
635 if (general->general_vcl_hrd_params_present_flag)
637 ¤t->nal_sub_layer_hrd_parameters,
648 HEADER(
"Operating point information");
653 flag(opi_ols_info_present_flag);
654 flag(opi_htid_info_present_flag);
656 if(current->opi_ols_info_present_flag)
659 if(current->opi_htid_info_present_flag)
660 ub(3, opi_htid_plus1);
662 flag(opi_extension_flag);
663 if (current->opi_extension_flag)
675 HEADER(
"Decoding capability information");
680 ub(4, dci_reserved_zero_4bits);
681 ub(4, dci_num_ptls_minus1);
682 for (
i = 0;
i <= current->dci_num_ptls_minus1;
i++)
684 current->dci_profile_tier_level +
i, 1, 0));
686 flag(dci_extension_flag);
687 if (current->dci_extension_flag)
698 uint16_t total_num_olss = 0;
699 uint8_t ols_mode_idc = 0;
700 uint16_t num_multi_layer_olss = 0;
705 HEADER(
"Video Parameter Set");
711 ub(6, vps_max_layers_minus1);
712 u(3, vps_max_sublayers_minus1, 0, 6);
713 if (current->vps_max_layers_minus1 > 0
714 && current->vps_max_sublayers_minus1 > 0)
715 flag(vps_default_ptl_dpb_hrd_max_tid_flag);
717 infer(vps_default_ptl_dpb_hrd_max_tid_flag, 1);
719 if (current->vps_max_layers_minus1 > 0)
720 flag(vps_all_independent_layers_flag);
722 infer(vps_all_independent_layers_flag, 1);
724 for (
i = 0;
i <= current->vps_max_layers_minus1;
i++) {
725 ubs(6, vps_layer_id[
i], 1,
i);
726 if (
i > 0 && current->vps_layer_id[
i] <= current->vps_layer_id[
i - 1]) {
728 "vps_layer_id[%d](%d) should > vps_layer_id[%d](%d).\n",
729 i, current->vps_layer_id[
i],
i - 1,
730 current->vps_layer_id[
i - 1]);
733 if (
i > 0 && !current->vps_all_independent_layers_flag) {
734 flags(vps_independent_layer_flag[
i], 1,
i);
735 if (!current->vps_independent_layer_flag[
i]) {
736 flags(vps_max_tid_ref_present_flag[
i], 1,
i);
737 for (j = 0; j <
i; j++) {
738 flags(vps_direct_ref_layer_flag[
i][j], 2,
i, j);
739 if (current->vps_max_tid_ref_present_flag[
i] &&
740 current->vps_direct_ref_layer_flag[
i][j]) {
741 ubs(3, vps_max_tid_il_ref_pics_plus1[
i][j], 2,
i, j);
743 infer(vps_max_tid_il_ref_pics_plus1[
i][j],
744 current->vps_max_sublayers_minus1 + 1);
748 for (j = 0; j <
i; j++) {
749 infer(vps_direct_ref_layer_flag[
i][j], 0);
753 infer(vps_independent_layer_flag[
i], 1);
754 for (j = 0; j <
i; j++) {
755 infer(vps_direct_ref_layer_flag[
i][j], 0);
760 if (current->vps_max_layers_minus1 > 0) {
761 if (current->vps_all_independent_layers_flag)
762 flag(vps_each_layer_is_an_ols_flag);
764 infer(vps_each_layer_is_an_ols_flag, 0);
765 if (!current->vps_each_layer_is_an_ols_flag) {
766 if (!current->vps_all_independent_layers_flag)
767 ub(2, vps_ols_mode_idc);
769 infer(vps_ols_mode_idc, 2);
770 if (current->vps_ols_mode_idc == 2) {
771 ub(8, vps_num_output_layer_sets_minus2);
772 for (
i = 1;
i <= current->vps_num_output_layer_sets_minus2 + 1;
774 for (j = 0; j <= current->vps_max_layers_minus1; j++)
775 flags(vps_ols_output_layer_flag[
i][j], 2,
i, j);
777 ols_mode_idc = current->vps_ols_mode_idc;
781 if (ols_mode_idc == 4 || ols_mode_idc == 0 || ols_mode_idc == 1)
782 total_num_olss = current->vps_max_layers_minus1 + 1;
783 else if (ols_mode_idc == 2)
784 total_num_olss = current->vps_num_output_layer_sets_minus2 + 2;
787 "ols_mode_idc == 3, patch welcome");
788 u(8, vps_num_ptls_minus1, 0, total_num_olss - 1);
790 infer(vps_each_layer_is_an_ols_flag, 1);
791 infer(vps_num_ptls_minus1, 0);
802 for (
i = 0;
i <= current->vps_max_layers_minus1;
i++) {
803 for (j = 0; j <= current->vps_max_layers_minus1; j++) {
804 dependency_flag[
i][j] = current->vps_direct_ref_layer_flag[
i][j];
805 for (k = 0; k <
i; k++) {
806 if (current->vps_direct_ref_layer_flag[
i][k] &&
807 dependency_flag[k][j])
808 dependency_flag[
i][j] = 1;
812 for (
i = 0;
i <= current->vps_max_layers_minus1;
i++) {
814 for (j = 0,
r = 0; j <= current->vps_max_layers_minus1; j++) {
815 if (dependency_flag[
i][j])
816 reference_layer_idx[
i][
r++] = j;
818 num_ref_layers[
i] =
r;
822 num_output_layers_in_ols[0] = 1;
823 num_sub_layers_in_layer_in_ols[0][0] =
824 current->vps_ptl_max_tid[current->vps_ols_ptl_idx[0]] + 1;
825 for (
i = 1;
i < total_num_olss;
i++) {
826 if (ols_mode_idc == 4 || ols_mode_idc == 0) {
827 num_output_layers_in_ols[
i] = 1;
828 if (current->vps_each_layer_is_an_ols_flag) {
829 num_sub_layers_in_layer_in_ols[
i][0] =
830 current->vps_ptl_max_tid[current->vps_ols_ptl_idx[
i]] + 1;
832 num_sub_layers_in_layer_in_ols[
i][
i] =
833 current->vps_ptl_max_tid[current->vps_ols_ptl_idx[
i]] + 1;
834 for (k =
i - 1; k >= 0; k--) {
835 num_sub_layers_in_layer_in_ols[
i][k] = 0;
836 for (m = k + 1; m <=
i; m++) {
837 uint8_t max_sublayer_needed =
838 FFMIN(num_sub_layers_in_layer_in_ols[
i][m],
839 current->vps_max_tid_il_ref_pics_plus1[m][k]);
840 if (current->vps_direct_ref_layer_flag[m][k] &&
841 num_sub_layers_in_layer_in_ols[
i][k] < max_sublayer_needed)
842 num_sub_layers_in_layer_in_ols[
i][k] = max_sublayer_needed;
846 }
else if (current->vps_ols_mode_idc == 1) {
847 num_output_layers_in_ols[
i] =
i + 1;
848 for (j = 0; j < num_output_layers_in_ols[
i]; j++) {
849 num_sub_layers_in_layer_in_ols[
i][j] =
850 current->vps_ptl_max_tid[current->vps_ols_ptl_idx[
i]] + 1;
852 }
else if (current->vps_ols_mode_idc == 2) {
853 uint8_t highest_included_layer = 0;
854 for (j = 0; j <= current->vps_max_layers_minus1; j++) {
855 layer_included_in_ols_flag[
i][j] = 0;
856 num_sub_layers_in_layer_in_ols[
i][j] = 0;
858 for (k = 0, j = 0; k <= current->vps_max_layers_minus1; k++) {
859 if (current->vps_ols_output_layer_flag[
i][k]) {
860 layer_included_in_ols_flag[
i][k] = 1;
861 highest_included_layer = k;
862 output_layer_idx[
i][j] = k;
863 num_sub_layers_in_layer_in_ols[
i][k] =
864 current->vps_ptl_max_tid[current->
865 vps_ols_ptl_idx[
i]] + 1;
869 num_output_layers_in_ols[
i] = j;
870 for (j = 0; j < num_output_layers_in_ols[
i]; j++) {
871 int idx = output_layer_idx[
i][j];
872 for (k = 0; k < num_ref_layers[idx]; k++) {
873 if (!layer_included_in_ols_flag[
i][reference_layer_idx[idx][k]])
874 layer_included_in_ols_flag[
i][reference_layer_idx[idx][k]] = 1;
877 for (k = highest_included_layer - 1; k >= 0; k--) {
878 if (layer_included_in_ols_flag[
i][k] &&
879 !current->vps_ols_output_layer_flag[
i][k]) {
880 for (m = k + 1; m <= highest_included_layer; m++) {
881 uint8_t max_sublayer_needed =
882 FFMIN(num_sub_layers_in_layer_in_ols[
i][m],
883 current->vps_max_tid_il_ref_pics_plus1[m][k]);
884 if (current->vps_direct_ref_layer_flag[m][k] &&
885 layer_included_in_ols_flag[
i][m] &&
886 num_sub_layers_in_layer_in_ols[
i][k] <
888 num_sub_layers_in_layer_in_ols[
i][k] =
894 if (!num_output_layers_in_ols[
i])
897 for (
i = 1;
i < total_num_olss;
i++) {
898 int num_layers_in_ols = 0;
899 if (current->vps_each_layer_is_an_ols_flag) {
900 num_layers_in_ols = 1;
901 }
else if (current->vps_ols_mode_idc == 0 ||
902 current->vps_ols_mode_idc == 1) {
903 num_layers_in_ols =
i + 1;
904 }
else if (current->vps_ols_mode_idc == 2) {
905 for (k = 0, j = 0; k <= current->vps_max_layers_minus1; k++) {
906 if (layer_included_in_ols_flag[
i][k])
908 num_layers_in_ols = j;
911 if (num_layers_in_ols > 1) {
912 num_multi_layer_olss++;
917 for (
i = 0;
i <= current->vps_num_ptls_minus1;
i++) {
919 flags(vps_pt_present_flag[
i], 1,
i);
921 infer(vps_pt_present_flag[
i], 1);
923 if (!current->vps_default_ptl_dpb_hrd_max_tid_flag)
924 us(3, vps_ptl_max_tid[
i], 0, current->vps_max_sublayers_minus1, 1,
i);
926 infer(vps_ptl_max_tid[
i], current->vps_max_sublayers_minus1);
929 fixed(1, vps_ptl_alignment_zero_bit, 0);
930 for (
i = 0;
i <= current->vps_num_ptls_minus1;
i++) {
932 current->vps_profile_tier_level +
i,
933 current->vps_pt_present_flag[
i],
934 current->vps_ptl_max_tid[
i]));
936 for (
i = 0;
i < total_num_olss;
i++) {
937 if (current->vps_num_ptls_minus1 > 0 &&
938 current->vps_num_ptls_minus1 + 1 != total_num_olss) {
939 us(8, vps_ols_ptl_idx[
i], 0, current->vps_num_ptls_minus1, 1,
i);
940 }
else if (current->vps_num_ptls_minus1 == 0) {
941 infer(vps_ols_ptl_idx[
i], 0);
947 if (!current->vps_each_layer_is_an_ols_flag) {
948 uint16_t vps_num_dpb_params;
949 ue(vps_num_dpb_params_minus1, 0, num_multi_layer_olss - 1);
950 if (current->vps_each_layer_is_an_ols_flag)
951 vps_num_dpb_params = 0;
953 vps_num_dpb_params = current->vps_num_dpb_params_minus1 + 1;
955 if (current->vps_max_sublayers_minus1 > 0)
956 flag(vps_sublayer_dpb_params_present_flag);
958 infer(vps_sublayer_dpb_params_present_flag, 0);
960 for (
i = 0;
i < vps_num_dpb_params;
i++) {
961 if (!current->vps_default_ptl_dpb_hrd_max_tid_flag)
962 us(3, vps_dpb_max_tid[
i], 0, current->vps_max_sublayers_minus1,
965 infer(vps_dpb_max_tid[
i], current->vps_max_sublayers_minus1);
967 current->vps_dpb_max_tid[
i],
969 vps_sublayer_dpb_params_present_flag));
971 for (
i = 0;
i < num_multi_layer_olss;
i++) {
972 ues(vps_ols_dpb_pic_width[
i], 0, UINT16_MAX, 1,
i);
973 ues(vps_ols_dpb_pic_height[
i], 0, UINT16_MAX, 1,
i);
974 ubs(2, vps_ols_dpb_chroma_format[
i], 1,
i);
975 ues(vps_ols_dpb_bitdepth_minus8[
i], 0, 8, 1,
i);
976 if (vps_num_dpb_params > 1
977 && vps_num_dpb_params != num_multi_layer_olss)
978 ues(vps_ols_dpb_params_idx[
i], 0, vps_num_dpb_params - 1, 1,
i);
979 else if (vps_num_dpb_params == 1)
980 infer(vps_ols_dpb_params_idx[
i], 0);
982 infer(vps_ols_dpb_params_idx[
i],
i);
984 flag(vps_timing_hrd_params_present_flag);
985 if (current->vps_timing_hrd_params_present_flag) {
988 vps_general_timing_hrd_parameters));
989 if (current->vps_max_sublayers_minus1 > 0)
990 flag(vps_sublayer_cpb_params_present_flag);
992 infer(vps_sublayer_cpb_params_present_flag, 0);
993 ue(vps_num_ols_timing_hrd_params_minus1, 0,
994 num_multi_layer_olss - 1);
995 for (
i = 0;
i <= current->vps_num_ols_timing_hrd_params_minus1;
i++) {
996 uint8_t first_sublayer;
997 if (!current->vps_default_ptl_dpb_hrd_max_tid_flag)
998 us(3, vps_hrd_max_tid[
i], 0,
999 current->vps_max_sublayers_minus1, 1,
i);
1001 infer(vps_hrd_max_tid[
i],
1002 current->vps_max_sublayers_minus1);
1003 first_sublayer = current->vps_sublayer_cpb_params_present_flag ?
1004 0 : current->vps_hrd_max_tid[
i];
1006 (
ctx, rw, ¤t->vps_ols_timing_hrd_parameters,
1007 first_sublayer, current->vps_max_sublayers_minus1,
1008 ¤t->vps_general_timing_hrd_parameters));
1011 if (current->vps_num_ols_timing_hrd_params_minus1 > 0 &&
1012 current->vps_num_ols_timing_hrd_params_minus1 + 1 !=
1013 num_multi_layer_olss) {
1014 for (
i = 0;
i < num_multi_layer_olss;
i++) {
1015 ues(vps_ols_timing_hrd_idx[
i], 0,
1016 current->vps_num_ols_timing_hrd_params_minus1, 1,
i);
1018 }
else if (current->vps_num_ols_timing_hrd_params_minus1 == 0) {
1019 for (
i = 0;
i < num_multi_layer_olss;
i++)
1020 infer(vps_ols_timing_hrd_idx[
i], 0);
1022 for (
i = 0;
i < num_multi_layer_olss;
i++)
1023 infer(vps_ols_timing_hrd_idx[
i],
i);
1028 flag(vps_extension_flag);
1029 if (current->vps_extension_flag)
1041 flag(sps_extended_precision_flag);
1042 if (current->sps_transform_skip_enabled_flag)
1043 flag(sps_ts_residual_coding_rice_present_in_sh_flag);
1045 infer(sps_ts_residual_coding_rice_present_in_sh_flag, 0);
1046 flag(sps_rrc_rice_extension_flag);
1047 flag(sps_persistent_rice_adaptation_enabled_flag);
1048 flag(sps_reverse_last_sig_coeff_enabled_flag);
1058 unsigned int ctb_log2_size_y, min_cb_log2_size_y,
1059 min_qt_log2_size_intra_y, min_qt_log2_size_inter_y,
1060 ctb_size_y, max_num_merge_cand, tmp_width_val, tmp_height_val;
1061 uint8_t qp_bd_offset;
1063 static const uint8_t h266_sub_width_c[] = {
1066 static const uint8_t h266_sub_height_c[] = {
1070 HEADER(
"Sequence Parameter Set");
1075 ub(4, sps_seq_parameter_set_id);
1076 ub(4, sps_video_parameter_set_id);
1077 if (current->sps_video_parameter_set_id == 0 && !h266->
vps[0]) {
1081 vps->vps_max_layers_minus1 = 0;
1082 vps->vps_independent_layer_flag[0] = 1;
1083 vps->vps_layer_id[0] = current->nal_unit_header.nuh_layer_id;
1088 u(2, sps_chroma_format_idc, 0, 3);
1089 u(2, sps_log2_ctu_size_minus5, 0, 3);
1090 ctb_log2_size_y = current->sps_log2_ctu_size_minus5 + 5;
1091 ctb_size_y = 1 << ctb_log2_size_y;
1093 flag(sps_ptl_dpb_hrd_params_present_flag);
1094 if (current->sps_ptl_dpb_hrd_params_present_flag) {
1096 1, current->sps_max_sublayers_minus1));
1098 flag(sps_gdr_enabled_flag);
1099 flag(sps_ref_pic_resampling_enabled_flag);
1100 if (current->sps_ref_pic_resampling_enabled_flag)
1101 flag(sps_res_change_in_clvs_allowed_flag);
1103 infer(sps_res_change_in_clvs_allowed_flag, 0);
1108 flag(sps_conformance_window_flag);
1109 if (current->sps_conformance_window_flag) {
1110 uint8_t sub_width_c = h266_sub_width_c[current->sps_chroma_format_idc];
1111 uint8_t sub_height_c = h266_sub_height_c[current->sps_chroma_format_idc];
1112 uint16_t
width = current->sps_pic_width_max_in_luma_samples / sub_width_c;
1113 uint16_t
height = current->sps_pic_height_max_in_luma_samples / sub_height_c;
1114 ue(sps_conf_win_left_offset, 0,
width);
1115 ue(sps_conf_win_right_offset, 0,
width - current->sps_conf_win_left_offset);
1116 ue(sps_conf_win_top_offset, 0,
height);
1117 ue(sps_conf_win_bottom_offset, 0,
height - current->sps_conf_win_top_offset);
1119 infer(sps_conf_win_left_offset, 0);
1120 infer(sps_conf_win_right_offset, 0);
1121 infer(sps_conf_win_top_offset, 0);
1122 infer(sps_conf_win_bottom_offset, 0);
1125 tmp_width_val =
AV_CEIL_RSHIFT(current->sps_pic_width_max_in_luma_samples,
1127 tmp_height_val =
AV_CEIL_RSHIFT(current->sps_pic_height_max_in_luma_samples,
1130 flag(sps_subpic_info_present_flag);
1131 if (current->sps_subpic_info_present_flag) {
1133 if (current->sps_num_subpics_minus1 > 0) {
1134 flag(sps_independent_subpics_flag);
1135 flag(sps_subpic_same_size_flag);
1138 if (current->sps_num_subpics_minus1 > 0) {
1141 infer(sps_subpic_ctu_top_left_x[0], 0);
1142 infer(sps_subpic_ctu_top_left_y[0], 0);
1143 if (current->sps_pic_width_max_in_luma_samples > ctb_size_y)
1144 ubs(wlen, sps_subpic_width_minus1[0], 1, 0);
1146 infer(sps_subpic_width_minus1[0], tmp_width_val - 1);
1147 if (current->sps_pic_height_max_in_luma_samples > ctb_size_y)
1148 ubs(hlen, sps_subpic_height_minus1[0], 1, 0);
1150 infer(sps_subpic_height_minus1[0], tmp_height_val - 1);
1151 if (!current->sps_independent_subpics_flag) {
1152 flags(sps_subpic_treated_as_pic_flag[0], 1, 0);
1153 flags(sps_loop_filter_across_subpic_enabled_flag[0], 1, 0);
1155 infer(sps_subpic_treated_as_pic_flag[0], 1);
1156 infer(sps_loop_filter_across_subpic_enabled_flag[0], 1);
1158 for (
i = 1;
i <= current->sps_num_subpics_minus1;
i++) {
1159 if (!current->sps_subpic_same_size_flag) {
1160 if (current->sps_pic_width_max_in_luma_samples > ctb_size_y)
1161 ubs(wlen, sps_subpic_ctu_top_left_x[
i], 1,
i);
1163 infer(sps_subpic_ctu_top_left_x[
i], 0);
1164 if (current->sps_pic_height_max_in_luma_samples >
1166 ubs(hlen, sps_subpic_ctu_top_left_y[
i], 1,
i);
1168 infer(sps_subpic_ctu_top_left_y[
i], 0);
1169 if (i < current->sps_num_subpics_minus1 &&
1170 current->sps_pic_width_max_in_luma_samples >
1172 ubs(wlen, sps_subpic_width_minus1[
i], 1,
i);
1174 infer(sps_subpic_width_minus1[
i],
1176 current->sps_subpic_ctu_top_left_x[
i] - 1);
1178 if (i < current->sps_num_subpics_minus1 &&
1179 current->sps_pic_height_max_in_luma_samples >
1181 ubs(hlen, sps_subpic_height_minus1[
i], 1,
i);
1183 infer(sps_subpic_height_minus1[
i],
1185 current->sps_subpic_ctu_top_left_y[
i] - 1);
1188 int num_subpic_cols = tmp_width_val /
1189 (current->sps_subpic_width_minus1[0] + 1);
1190 if (tmp_width_val % (current->sps_subpic_width_minus1[0] + 1) ||
1191 tmp_height_val % (current->sps_subpic_width_minus1[0] + 1) ||
1192 current->sps_num_subpics_minus1 !=
1193 (num_subpic_cols * tmp_height_val /
1194 (current->sps_subpic_height_minus1[0] + 1) - 1))
1196 infer(sps_subpic_ctu_top_left_x[
i],
1197 (
i % num_subpic_cols) *
1198 (current->sps_subpic_width_minus1[0] + 1));
1199 infer(sps_subpic_ctu_top_left_y[
i],
1200 (
i / num_subpic_cols) *
1201 (current->sps_subpic_height_minus1[0] + 1));
1202 infer(sps_subpic_width_minus1[
i],
1203 current->sps_subpic_width_minus1[0]);
1204 infer(sps_subpic_height_minus1[
i],
1205 current->sps_subpic_height_minus1[0]);
1207 if (!current->sps_independent_subpics_flag) {
1208 flags(sps_subpic_treated_as_pic_flag[
i], 1,
i);
1209 flags(sps_loop_filter_across_subpic_enabled_flag[
i], 1,
i);
1211 infer(sps_subpic_treated_as_pic_flag[
i], 1);
1212 infer(sps_loop_filter_across_subpic_enabled_flag[
i], 0);
1215 ue(sps_subpic_id_len_minus1, 0, 15);
1216 if ((1 << (current->sps_subpic_id_len_minus1 + 1)) <
1217 current->sps_num_subpics_minus1 + 1) {
1219 "sps_subpic_id_len_minus1(%d) is too small\n",
1220 current->sps_subpic_id_len_minus1);
1223 flag(sps_subpic_id_mapping_explicitly_signalled_flag);
1224 if (current->sps_subpic_id_mapping_explicitly_signalled_flag) {
1225 flag(sps_subpic_id_mapping_present_flag);
1226 if (current->sps_subpic_id_mapping_present_flag) {
1227 for (
i = 0;
i <= current->sps_num_subpics_minus1;
i++) {
1228 ubs(current->sps_subpic_id_len_minus1 + 1,
1229 sps_subpic_id[
i], 1,
i);
1234 infer(sps_subpic_ctu_top_left_x[0], 0);
1235 infer(sps_subpic_ctu_top_left_y[0], 0);
1236 infer(sps_subpic_width_minus1[0], tmp_width_val - 1);
1237 infer(sps_subpic_height_minus1[0], tmp_height_val - 1);
1240 infer(sps_num_subpics_minus1, 0);
1241 infer(sps_independent_subpics_flag, 1);
1242 infer(sps_subpic_same_size_flag, 0);
1243 infer(sps_subpic_id_mapping_explicitly_signalled_flag, 0);
1244 infer(sps_subpic_ctu_top_left_x[0], 0);
1245 infer(sps_subpic_ctu_top_left_y[0], 0);
1246 infer(sps_subpic_width_minus1[0], tmp_width_val - 1);
1247 infer(sps_subpic_height_minus1[0], tmp_height_val - 1);
1251 ue(sps_bitdepth_minus8, 0, 8);
1252 qp_bd_offset = 6 * current->sps_bitdepth_minus8;
1254 flag(sps_entropy_coding_sync_enabled_flag);
1255 flag(sps_entry_point_offsets_present_flag);
1257 u(4, sps_log2_max_pic_order_cnt_lsb_minus4, 0, 12);
1258 flag(sps_poc_msb_cycle_flag);
1259 if (current->sps_poc_msb_cycle_flag)
1260 ue(sps_poc_msb_cycle_len_minus1,
1261 0, 32 - current->sps_log2_max_pic_order_cnt_lsb_minus4 - 5);
1263 u(2, sps_num_extra_ph_bytes, 0, 2);
1264 for (
i = 0;
i < (current->sps_num_extra_ph_bytes * 8);
i++) {
1265 flags(sps_extra_ph_bit_present_flag[
i], 1,
i);
1268 u(2, sps_num_extra_sh_bytes, 0, 2);
1269 for (
i = 0;
i < (current->sps_num_extra_sh_bytes * 8);
i++) {
1270 flags(sps_extra_sh_bit_present_flag[
i], 1,
i);
1273 if (current->sps_ptl_dpb_hrd_params_present_flag) {
1274 if (current->sps_max_sublayers_minus1 > 0)
1275 flag(sps_sublayer_dpb_params_flag);
1277 infer(sps_sublayer_dpb_params_flag, 0);
1279 current->sps_max_sublayers_minus1,
1280 current->sps_sublayer_dpb_params_flag));
1283 ue(sps_log2_min_luma_coding_block_size_minus2,
1284 0,
FFMIN(4, current->sps_log2_ctu_size_minus5 + 3));
1285 min_cb_log2_size_y =
1286 current->sps_log2_min_luma_coding_block_size_minus2 + 2;
1288 flag(sps_partition_constraints_override_enabled_flag);
1290 ue(sps_log2_diff_min_qt_min_cb_intra_slice_luma,
1291 0,
FFMIN(6, ctb_log2_size_y) - min_cb_log2_size_y);
1292 min_qt_log2_size_intra_y =
1293 current->sps_log2_diff_min_qt_min_cb_intra_slice_luma +
1296 ue(sps_max_mtt_hierarchy_depth_intra_slice_luma,
1297 0, 2 * (ctb_log2_size_y - min_cb_log2_size_y));
1299 if (current->sps_max_mtt_hierarchy_depth_intra_slice_luma != 0) {
1300 ue(sps_log2_diff_max_bt_min_qt_intra_slice_luma,
1301 0, ctb_log2_size_y - min_qt_log2_size_intra_y);
1302 ue(sps_log2_diff_max_tt_min_qt_intra_slice_luma,
1303 0,
FFMIN(6, ctb_log2_size_y) - min_qt_log2_size_intra_y);
1305 infer(sps_log2_diff_max_bt_min_qt_intra_slice_luma, 0);
1306 infer(sps_log2_diff_max_tt_min_qt_intra_slice_luma, 0);
1309 if (current->sps_chroma_format_idc != 0) {
1310 flag(sps_qtbtt_dual_tree_intra_flag);
1312 infer(sps_qtbtt_dual_tree_intra_flag, 0);
1315 if (current->sps_qtbtt_dual_tree_intra_flag) {
1316 ue(sps_log2_diff_min_qt_min_cb_intra_slice_chroma,
1317 0,
FFMIN(6, ctb_log2_size_y) - min_cb_log2_size_y);
1318 ue(sps_max_mtt_hierarchy_depth_intra_slice_chroma,
1319 0, 2 * (ctb_log2_size_y - min_cb_log2_size_y));
1320 if (current->sps_max_mtt_hierarchy_depth_intra_slice_chroma != 0) {
1321 unsigned int min_qt_log2_size_intra_c =
1322 current->sps_log2_diff_min_qt_min_cb_intra_slice_chroma +
1324 ue(sps_log2_diff_max_bt_min_qt_intra_slice_chroma,
1325 0,
FFMIN(6, ctb_log2_size_y) - min_qt_log2_size_intra_c);
1326 ue(sps_log2_diff_max_tt_min_qt_intra_slice_chroma,
1327 0,
FFMIN(6, ctb_log2_size_y) - min_qt_log2_size_intra_c);
1330 infer(sps_log2_diff_min_qt_min_cb_intra_slice_chroma, 0);
1331 infer(sps_max_mtt_hierarchy_depth_intra_slice_chroma, 0);
1333 if (current->sps_max_mtt_hierarchy_depth_intra_slice_chroma == 0) {
1334 infer(sps_log2_diff_max_bt_min_qt_intra_slice_chroma, 0);
1335 infer(sps_log2_diff_max_tt_min_qt_intra_slice_chroma, 0);
1338 ue(sps_log2_diff_min_qt_min_cb_inter_slice,
1339 0,
FFMIN(6, ctb_log2_size_y) - min_cb_log2_size_y);
1340 min_qt_log2_size_inter_y =
1341 current->sps_log2_diff_min_qt_min_cb_inter_slice + min_cb_log2_size_y;
1343 ue(sps_max_mtt_hierarchy_depth_inter_slice,
1344 0, 2 * (ctb_log2_size_y - min_cb_log2_size_y));
1345 if (current->sps_max_mtt_hierarchy_depth_inter_slice != 0) {
1346 ue(sps_log2_diff_max_bt_min_qt_inter_slice,
1347 0, ctb_log2_size_y - min_qt_log2_size_inter_y);
1348 ue(sps_log2_diff_max_tt_min_qt_inter_slice,
1349 0,
FFMIN(6, ctb_log2_size_y) - min_qt_log2_size_inter_y);
1351 infer(sps_log2_diff_max_bt_min_qt_inter_slice, 0);
1352 infer(sps_log2_diff_max_tt_min_qt_inter_slice, 0);
1355 if (ctb_size_y > 32)
1356 flag(sps_max_luma_transform_size_64_flag);
1358 infer(sps_max_luma_transform_size_64_flag, 0);
1360 flag(sps_transform_skip_enabled_flag);
1361 if (current->sps_transform_skip_enabled_flag) {
1362 ue(sps_log2_transform_skip_max_size_minus2, 0, 3);
1363 flag(sps_bdpcm_enabled_flag);
1366 flag(sps_mts_enabled_flag);
1367 if (current->sps_mts_enabled_flag) {
1368 flag(sps_explicit_mts_intra_enabled_flag);
1369 flag(sps_explicit_mts_inter_enabled_flag);
1371 infer(sps_explicit_mts_intra_enabled_flag, 0);
1372 infer(sps_explicit_mts_inter_enabled_flag, 0);
1375 flag(sps_lfnst_enabled_flag);
1377 if (current->sps_chroma_format_idc != 0) {
1378 uint8_t num_qp_tables;
1379 flag(sps_joint_cbcr_enabled_flag);
1380 flag(sps_same_qp_table_for_chroma_flag);
1381 num_qp_tables = current->sps_same_qp_table_for_chroma_flag ?
1382 1 : (current->sps_joint_cbcr_enabled_flag ? 3 : 2);
1383 for (
i = 0;
i < num_qp_tables;
i++) {
1384 ses(sps_qp_table_start_minus26[
i], -26 - qp_bd_offset, 36, 1,
i);
1385 ues(sps_num_points_in_qp_table_minus1[
i],
1386 0, 36 - current->sps_qp_table_start_minus26[
i], 1,
i);
1387 for (j = 0; j <= current->sps_num_points_in_qp_table_minus1[
i]; j++) {
1389 ues(sps_delta_qp_in_val_minus1[
i][j], 0,
max, 2,
i, j);
1390 ues(sps_delta_qp_diff_val[
i][j], 0,
max, 2,
i, j);
1394 infer(sps_joint_cbcr_enabled_flag, 0);
1395 infer(sps_same_qp_table_for_chroma_flag, 0);
1398 flag(sps_sao_enabled_flag);
1399 flag(sps_alf_enabled_flag);
1400 if (current->sps_alf_enabled_flag && current->sps_chroma_format_idc)
1401 flag(sps_ccalf_enabled_flag);
1403 infer(sps_ccalf_enabled_flag, 0);
1404 flag(sps_lmcs_enabled_flag);
1405 flag(sps_weighted_pred_flag);
1406 flag(sps_weighted_bipred_flag);
1407 flag(sps_long_term_ref_pics_flag);
1408 if (current->sps_video_parameter_set_id > 0)
1409 flag(sps_inter_layer_prediction_enabled_flag);
1411 infer(sps_inter_layer_prediction_enabled_flag, 0);
1412 flag(sps_idr_rpl_present_flag);
1413 flag(sps_rpl1_same_as_rpl0_flag);
1415 for (
i = 0;
i < (current->sps_rpl1_same_as_rpl0_flag ? 1 : 2);
i++) {
1417 for (j = 0; j < current->sps_num_ref_pic_lists[
i]; j++)
1420 sps_ref_pic_list_struct[
i][j],
i,
1424 if (current->sps_rpl1_same_as_rpl0_flag) {
1425 current->sps_num_ref_pic_lists[1] = current->sps_num_ref_pic_lists[0];
1426 for (j = 0; j < current->sps_num_ref_pic_lists[0]; j++)
1427 memcpy(¤t->sps_ref_pic_list_struct[1][j],
1428 ¤t->sps_ref_pic_list_struct[0][j],
1429 sizeof(current->sps_ref_pic_list_struct[0][j]));
1432 flag(sps_ref_wraparound_enabled_flag);
1434 flag(sps_temporal_mvp_enabled_flag);
1435 if (current->sps_temporal_mvp_enabled_flag)
1436 flag(sps_sbtmvp_enabled_flag);
1438 infer(sps_sbtmvp_enabled_flag, 0);
1440 flag(sps_amvr_enabled_flag);
1441 flag(sps_bdof_enabled_flag);
1442 if (current->sps_bdof_enabled_flag)
1443 flag(sps_bdof_control_present_in_ph_flag);
1445 infer(sps_bdof_control_present_in_ph_flag, 0);
1447 flag(sps_smvd_enabled_flag);
1448 flag(sps_dmvr_enabled_flag);
1449 if (current->sps_dmvr_enabled_flag)
1450 flag(sps_dmvr_control_present_in_ph_flag);
1452 infer(sps_dmvr_control_present_in_ph_flag, 0);
1454 flag(sps_mmvd_enabled_flag);
1455 if (current->sps_mmvd_enabled_flag)
1456 flag(sps_mmvd_fullpel_only_enabled_flag);
1458 infer(sps_mmvd_fullpel_only_enabled_flag, 0);
1460 ue(sps_six_minus_max_num_merge_cand, 0, 5);
1461 max_num_merge_cand = 6 - current->sps_six_minus_max_num_merge_cand;
1463 flag(sps_sbt_enabled_flag);
1465 flag(sps_affine_enabled_flag);
1466 if (current->sps_affine_enabled_flag) {
1467 ue(sps_five_minus_max_num_subblock_merge_cand,
1468 0, 5 - current->sps_sbtmvp_enabled_flag);
1469 flag(sps_6param_affine_enabled_flag);
1470 if (current->sps_amvr_enabled_flag)
1471 flag(sps_affine_amvr_enabled_flag);
1473 infer(sps_affine_amvr_enabled_flag, 0);
1474 flag(sps_affine_prof_enabled_flag);
1475 if (current->sps_affine_prof_enabled_flag)
1476 flag(sps_prof_control_present_in_ph_flag);
1478 infer(sps_prof_control_present_in_ph_flag, 0);
1480 infer(sps_6param_affine_enabled_flag, 0);
1481 infer(sps_affine_amvr_enabled_flag, 0);
1482 infer(sps_affine_prof_enabled_flag, 0);
1483 infer(sps_prof_control_present_in_ph_flag, 0);
1486 flag(sps_bcw_enabled_flag);
1487 flag(sps_ciip_enabled_flag);
1489 if (max_num_merge_cand >= 2) {
1490 flag(sps_gpm_enabled_flag);
1491 if (current->sps_gpm_enabled_flag && max_num_merge_cand >= 3)
1492 ue(sps_max_num_merge_cand_minus_max_num_gpm_cand,
1493 0, max_num_merge_cand - 2);
1495 infer(sps_gpm_enabled_flag, 0);
1498 ue(sps_log2_parallel_merge_level_minus2, 0, ctb_log2_size_y - 2);
1500 flag(sps_isp_enabled_flag);
1501 flag(sps_mrl_enabled_flag);
1502 flag(sps_mip_enabled_flag);
1504 if (current->sps_chroma_format_idc != 0)
1505 flag(sps_cclm_enabled_flag);
1507 infer(sps_cclm_enabled_flag, 0);
1508 if (current->sps_chroma_format_idc == 1) {
1509 flag(sps_chroma_horizontal_collocated_flag);
1510 flag(sps_chroma_vertical_collocated_flag);
1512 infer(sps_chroma_horizontal_collocated_flag, 1);
1513 infer(sps_chroma_vertical_collocated_flag, 1);
1516 flag(sps_palette_enabled_flag);
1517 if (current->sps_chroma_format_idc == 3 &&
1518 !current->sps_max_luma_transform_size_64_flag)
1519 flag(sps_act_enabled_flag);
1521 infer(sps_act_enabled_flag, 0);
1522 if (current->sps_transform_skip_enabled_flag ||
1523 current->sps_palette_enabled_flag)
1524 ue(sps_min_qp_prime_ts, 0, 8);
1526 flag(sps_ibc_enabled_flag);
1527 if (current->sps_ibc_enabled_flag)
1528 ue(sps_six_minus_max_num_ibc_merge_cand, 0, 5);
1530 flag(sps_ladf_enabled_flag);
1531 if (current->sps_ladf_enabled_flag) {
1532 ub(2, sps_num_ladf_intervals_minus2);
1533 se(sps_ladf_lowest_interval_qp_offset, -63, 63);
1534 for (
i = 0;
i < current->sps_num_ladf_intervals_minus2 + 1;
i++) {
1535 ses(sps_ladf_qp_offset[
i], -63, 63, 1,
i);
1536 ues(sps_ladf_delta_threshold_minus1[
i],
1537 0, (2 << (8 + current->sps_bitdepth_minus8)) - 3, 1,
i);
1541 flag(sps_explicit_scaling_list_enabled_flag);
1542 if (current->sps_lfnst_enabled_flag &&
1543 current->sps_explicit_scaling_list_enabled_flag)
1544 flag(sps_scaling_matrix_for_lfnst_disabled_flag);
1546 if (current->sps_act_enabled_flag &&
1547 current->sps_explicit_scaling_list_enabled_flag)
1548 flag(sps_scaling_matrix_for_alternative_colour_space_disabled_flag);
1550 infer(sps_scaling_matrix_for_alternative_colour_space_disabled_flag, 0);
1551 if (current->sps_scaling_matrix_for_alternative_colour_space_disabled_flag)
1552 flag(sps_scaling_matrix_designated_colour_space_flag);
1554 flag(sps_dep_quant_enabled_flag);
1555 flag(sps_sign_data_hiding_enabled_flag);
1557 flag(sps_virtual_boundaries_enabled_flag);
1558 if (current->sps_virtual_boundaries_enabled_flag) {
1559 flag(sps_virtual_boundaries_present_flag);
1560 if (current->sps_virtual_boundaries_present_flag) {
1561 ue(sps_num_ver_virtual_boundaries,
1562 0, current->sps_pic_width_max_in_luma_samples <= 8 ? 0 : 3);
1563 for (
i = 0;
i < current->sps_num_ver_virtual_boundaries;
i++)
1564 ues(sps_virtual_boundary_pos_x_minus1[
i],
1565 0, (current->sps_pic_width_max_in_luma_samples + 7) / 8 - 2,
1567 ue(sps_num_hor_virtual_boundaries,
1568 0, current->sps_pic_height_max_in_luma_samples <= 8 ? 0 : 3);
1569 for (
i = 0;
i < current->sps_num_hor_virtual_boundaries;
i++)
1570 ues(sps_virtual_boundary_pos_y_minus1[
i],
1571 0, (current->sps_pic_height_max_in_luma_samples + 7) /
1575 infer(sps_virtual_boundaries_present_flag, 0);
1576 infer(sps_num_ver_virtual_boundaries, 0);
1577 infer(sps_num_hor_virtual_boundaries, 0);
1580 if (current->sps_ptl_dpb_hrd_params_present_flag) {
1581 flag(sps_timing_hrd_params_present_flag);
1582 if (current->sps_timing_hrd_params_present_flag) {
1583 uint8_t first_sublayer;
1585 ¤t->sps_general_timing_hrd_parameters));
1586 if (current->sps_max_sublayers_minus1 > 0)
1587 flag(sps_sublayer_cpb_params_present_flag);
1589 infer(sps_sublayer_cpb_params_present_flag, 0);
1590 first_sublayer = current->sps_sublayer_cpb_params_present_flag ?
1591 0 : current->sps_max_sublayers_minus1;
1593 ¤t->sps_ols_timing_hrd_parameters, first_sublayer,
1594 current->sps_max_sublayers_minus1,
1595 ¤t->sps_general_timing_hrd_parameters));
1599 flag(sps_field_seq_flag);
1600 flag(sps_vui_parameters_present_flag);
1601 if (current->sps_vui_parameters_present_flag) {
1602 ue(sps_vui_payload_size_minus1, 0, 1023);
1604 fixed(1, sps_vui_alignment_zero_bit, 0);
1606 current->sps_vui_payload_size_minus1 + 1,
1607 current->sps_chroma_format_idc));
1612 flag(sps_extension_flag);
1613 if (current->sps_extension_flag) {
1614 flag(sps_range_extension_flag);
1615 ub(7, sps_extension_7bits);
1617 if (current->sps_range_extension_flag) {
1620 infer(sps_extended_precision_flag, 0);
1621 infer(sps_ts_residual_coding_rice_present_in_sh_flag, 0);
1622 infer(sps_rrc_rice_extension_flag, 0);
1623 infer(sps_persistent_rice_adaptation_enabled_flag, 0);
1624 infer(sps_reverse_last_sig_coeff_enabled_flag, 0);
1627 infer(sps_range_extension_flag, 0);
1628 infer(sps_extension_7bits, 0);
1629 infer(sps_extended_precision_flag, 0);
1630 infer(sps_ts_residual_coding_rice_present_in_sh_flag, 0);
1631 infer(sps_rrc_rice_extension_flag, 0);
1632 infer(sps_persistent_rice_adaptation_enabled_flag, 0);
1633 infer(sps_reverse_last_sig_coeff_enabled_flag, 0);
1636 if (current->sps_extension_7bits)
1650 unsigned int min_cb_size_y, divisor, ctb_size_y,
1651 pic_width_in_ctbs_y, pic_height_in_ctbs_y;
1652 uint8_t sub_width_c, sub_height_c, qp_bd_offset;
1654 static const uint8_t h266_sub_width_c[] = {
1657 static const uint8_t h266_sub_height_c[] = {
1661 HEADER(
"Picture Parameter Set");
1666 ub(6, pps_pic_parameter_set_id);
1667 ub(4, pps_seq_parameter_set_id);
1668 sps = h266->
sps[current->pps_seq_parameter_set_id];
1671 current->pps_seq_parameter_set_id);
1675 flag(pps_mixed_nalu_types_in_pic_flag);
1676 ue(pps_pic_width_in_luma_samples,
1677 1,
sps->sps_pic_width_max_in_luma_samples);
1678 ue(pps_pic_height_in_luma_samples,
1679 1,
sps->sps_pic_height_max_in_luma_samples);
1681 min_cb_size_y = 1 << (
sps->sps_log2_min_luma_coding_block_size_minus2 + 2);
1682 divisor =
FFMAX(min_cb_size_y, 8);
1683 if (current->pps_pic_width_in_luma_samples % divisor ||
1684 current->pps_pic_height_in_luma_samples % divisor) {
1686 "Invalid dimensions: %ux%u not divisible "
1687 "by %u, MinCbSizeY = %u.\n",
1688 current->pps_pic_width_in_luma_samples,
1689 current->pps_pic_height_in_luma_samples, divisor, min_cb_size_y);
1692 if (!
sps->sps_res_change_in_clvs_allowed_flag &&
1693 (current->pps_pic_width_in_luma_samples !=
1694 sps->sps_pic_width_max_in_luma_samples ||
1695 current->pps_pic_height_in_luma_samples !=
1696 sps->sps_pic_height_max_in_luma_samples)) {
1698 "Resoltuion change is not allowed, "
1699 "in max resolution (%ux%u) mismatched with pps(%ux%u).\n",
1700 sps->sps_pic_width_max_in_luma_samples,
1701 sps->sps_pic_height_max_in_luma_samples,
1702 current->pps_pic_width_in_luma_samples,
1703 current->pps_pic_height_in_luma_samples);
1707 ctb_size_y = 1 << (
sps->sps_log2_ctu_size_minus5 + 5);
1708 if (
sps->sps_ref_wraparound_enabled_flag) {
1709 if ((ctb_size_y / min_cb_size_y + 1) >
1710 (current->pps_pic_width_in_luma_samples / min_cb_size_y - 1)) {
1712 "Invalid width(%u), ctb_size_y = %u, min_cb_size_y = %u.\n",
1713 current->pps_pic_width_in_luma_samples,
1714 ctb_size_y, min_cb_size_y);
1719 flag(pps_conformance_window_flag);
1720 if (current->pps_pic_width_in_luma_samples ==
1721 sps->sps_pic_width_max_in_luma_samples &&
1722 current->pps_pic_height_in_luma_samples ==
1723 sps->sps_pic_height_max_in_luma_samples &&
1724 current->pps_conformance_window_flag) {
1726 "Conformance window flag should not true.\n");
1730 sub_width_c = h266_sub_width_c[
sps->sps_chroma_format_idc];
1731 sub_height_c = h266_sub_height_c[
sps->sps_chroma_format_idc];
1732 if (current->pps_conformance_window_flag) {
1733 ue(pps_conf_win_left_offset, 0, current->pps_pic_width_in_luma_samples);
1734 ue(pps_conf_win_right_offset,
1735 0, current->pps_pic_width_in_luma_samples);
1736 ue(pps_conf_win_top_offset, 0, current->pps_pic_height_in_luma_samples);
1737 ue(pps_conf_win_bottom_offset,
1738 0, current->pps_pic_height_in_luma_samples);
1740 (current->pps_conf_win_left_offset +
1741 current->pps_conf_win_right_offset) >=
1742 current->pps_pic_width_in_luma_samples ||
1744 (current->pps_conf_win_top_offset +
1745 current->pps_conf_win_bottom_offset) >=
1746 current->pps_pic_height_in_luma_samples) {
1748 "Invalid pps conformance window: (%u, %u, %u, %u), "
1749 "resolution is %ux%u, sub wxh is %ux%u.\n",
1750 current->pps_conf_win_left_offset,
1751 current->pps_conf_win_right_offset,
1752 current->pps_conf_win_top_offset,
1753 current->pps_conf_win_bottom_offset,
1754 current->pps_pic_width_in_luma_samples,
1755 current->pps_pic_height_in_luma_samples,
1756 sub_width_c, sub_height_c);
1760 if (current->pps_pic_width_in_luma_samples ==
1761 sps->sps_pic_width_max_in_luma_samples &&
1762 current->pps_pic_height_in_luma_samples ==
1763 sps->sps_pic_height_max_in_luma_samples) {
1764 infer(pps_conf_win_left_offset,
sps->sps_conf_win_left_offset);
1765 infer(pps_conf_win_right_offset,
sps->sps_conf_win_right_offset);
1766 infer(pps_conf_win_top_offset,
sps->sps_conf_win_top_offset);
1767 infer(pps_conf_win_bottom_offset,
sps->sps_conf_win_bottom_offset);
1769 infer(pps_conf_win_left_offset, 0);
1770 infer(pps_conf_win_right_offset, 0);
1771 infer(pps_conf_win_top_offset, 0);
1772 infer(pps_conf_win_bottom_offset, 0);
1777 flag(pps_scaling_window_explicit_signalling_flag);
1778 if (!
sps->sps_ref_pic_resampling_enabled_flag &&
1779 current->pps_scaling_window_explicit_signalling_flag) {
1781 "Invalid data: sps_ref_pic_resampling_enabled_flag is false, "
1782 "but pps_scaling_window_explicit_signalling_flag is true.\n");
1785 if (current->pps_scaling_window_explicit_signalling_flag) {
1786 se(pps_scaling_win_left_offset,
1787 -current->pps_pic_width_in_luma_samples * 15 / sub_width_c,
1788 current->pps_pic_width_in_luma_samples / sub_width_c);
1789 se(pps_scaling_win_right_offset,
1790 -current->pps_pic_width_in_luma_samples * 15 / sub_width_c,
1791 current->pps_pic_width_in_luma_samples / sub_width_c);
1792 se(pps_scaling_win_top_offset,
1793 -current->pps_pic_height_in_luma_samples * 15 / sub_height_c,
1794 current->pps_pic_height_in_luma_samples / sub_height_c);
1795 se(pps_scaling_win_bottom_offset,
1796 -current->pps_pic_height_in_luma_samples * 15 / sub_height_c,
1797 current->pps_pic_height_in_luma_samples / sub_height_c);
1799 infer(pps_scaling_win_left_offset, current->pps_conf_win_left_offset);
1800 infer(pps_scaling_win_right_offset, current->pps_conf_win_right_offset);
1801 infer(pps_scaling_win_top_offset, current->pps_conf_win_top_offset);
1802 infer(pps_scaling_win_bottom_offset, current->pps_conf_win_bottom_offset);
1805 flag(pps_output_flag_present_flag);
1806 flag(pps_no_pic_partition_flag);
1807 flag(pps_subpic_id_mapping_present_flag);
1809 if (current->pps_subpic_id_mapping_present_flag) {
1810 if (!current->pps_no_pic_partition_flag) {
1811 ue(pps_num_subpics_minus1,
1812 sps->sps_num_subpics_minus1,
sps->sps_num_subpics_minus1);
1814 infer(pps_num_subpics_minus1, 0);
1816 ue(pps_subpic_id_len_minus1,
sps->sps_subpic_id_len_minus1,
1817 sps->sps_subpic_id_len_minus1);
1818 for (
i = 0;
i <= current->pps_num_subpics_minus1;
i++) {
1819 ubs(
sps->sps_subpic_id_len_minus1 + 1, pps_subpic_id[
i], 1,
i);
1823 for (
i = 0;
i <=
sps->sps_num_subpics_minus1;
i++) {
1824 if (
sps->sps_subpic_id_mapping_explicitly_signalled_flag)
1825 current->sub_pic_id_val[
i] = current->pps_subpic_id_mapping_present_flag
1826 ? current->pps_subpic_id[
i]
1827 :
sps->sps_subpic_id[
i];
1829 current->sub_pic_id_val[
i] =
i;
1833 (current->pps_pic_width_in_luma_samples, (
sps->sps_log2_ctu_size_minus5 + 5));
1835 current->pps_pic_height_in_luma_samples,(
sps->sps_log2_ctu_size_minus5 + 5));
1836 if (!current->pps_no_pic_partition_flag) {
1837 unsigned int exp_tile_width = 0, exp_tile_height = 0;
1838 unsigned int unified_size, remaining_size;
1840 u(2, pps_log2_ctu_size_minus5,
1841 sps->sps_log2_ctu_size_minus5,
sps->sps_log2_ctu_size_minus5);
1842 ue(pps_num_exp_tile_columns_minus1,
1844 ue(pps_num_exp_tile_rows_minus1,
1847 for (
i = 0;
i <= current->pps_num_exp_tile_columns_minus1;
i++) {
1848 ues(pps_tile_column_width_minus1[
i],
1849 0, pic_width_in_ctbs_y - exp_tile_width - 1, 1,
i);
1850 exp_tile_width += current->pps_tile_column_width_minus1[
i] + 1;
1852 for (
i = 0;
i <= current->pps_num_exp_tile_rows_minus1;
i++) {
1853 ues(pps_tile_row_height_minus1[
i],
1854 0, pic_height_in_ctbs_y - exp_tile_height - 1, 1,
i);
1855 exp_tile_height += current->pps_tile_row_height_minus1[
i] + 1;
1858 remaining_size = pic_width_in_ctbs_y;
1859 for (
i = 0;
i <= current->pps_num_exp_tile_columns_minus1;
i++) {
1860 if (current->pps_tile_column_width_minus1[
i] >= remaining_size) {
1862 "Tile column width(%d) exceeds picture width\n",
i);
1865 current->col_width_val[
i] = current->pps_tile_column_width_minus1[
i] + 1;
1866 remaining_size -= (current->pps_tile_column_width_minus1[
i] + 1);
1868 unified_size = current->pps_tile_column_width_minus1[
i - 1] + 1;
1869 while (remaining_size > 0) {
1872 "NumTileColumns(%d) > than VVC_MAX_TILE_COLUMNS(%d)\n",
1876 unified_size =
FFMIN(remaining_size, unified_size);
1877 current->col_width_val[
i] = unified_size;
1878 remaining_size -= unified_size;
1881 current->num_tile_columns =
i;
1884 "NumTileColumns(%d) > than VVC_MAX_TILE_COLUMNS(%d)\n",
1889 remaining_size = pic_height_in_ctbs_y;
1890 for (
i = 0;
i <= current->pps_num_exp_tile_rows_minus1;
i++) {
1891 if (current->pps_tile_row_height_minus1[
i] >= remaining_size) {
1893 "Tile row height(%d) exceeds picture height\n",
i);
1896 current->row_height_val[
i] = current->pps_tile_row_height_minus1[
i] + 1;
1897 remaining_size -= (current->pps_tile_row_height_minus1[
i] + 1);
1899 unified_size = current->pps_tile_row_height_minus1[
i - 1] + 1;
1901 while (remaining_size > 0) {
1902 unified_size =
FFMIN(remaining_size, unified_size);
1903 current->row_height_val[
i] = unified_size;
1904 remaining_size -= unified_size;
1907 current->num_tile_rows=
i;
1910 "NumTileRows(%d) > than VVC_MAX_TILE_ROWS(%d)\n",
1915 current->num_tiles_in_pic = current->num_tile_columns *
1916 current->num_tile_rows;
1919 "NumTilesInPic(%d) > than VVC_MAX_TILES_PER_AU(%d)\n",
1924 if (current->num_tiles_in_pic > 1) {
1925 flag(pps_loop_filter_across_tiles_enabled_flag);
1926 flag(pps_rect_slice_flag);
1928 infer(pps_loop_filter_across_tiles_enabled_flag, 0);
1929 infer(pps_rect_slice_flag, 1);
1931 if (current->pps_rect_slice_flag)
1932 flag(pps_single_slice_per_subpic_flag);
1934 infer(pps_single_slice_per_subpic_flag, 1);
1935 if (current->pps_rect_slice_flag &&
1936 !current->pps_single_slice_per_subpic_flag) {
1938 uint16_t tile_idx = 0, tile_x, tile_y, ctu_x, ctu_y;
1942 if (current->pps_num_slices_in_pic_minus1 > 1)
1943 flag(pps_tile_idx_delta_present_flag);
1945 infer(pps_tile_idx_delta_present_flag, 0);
1946 for (
i = 0;
i < current->pps_num_slices_in_pic_minus1;
i++) {
1947 tile_x = tile_idx % current->num_tile_columns;
1948 tile_y = tile_idx / current->num_tile_columns;
1949 if (tile_x != current->num_tile_columns - 1) {
1950 ues(pps_slice_width_in_tiles_minus1[
i],
1951 0, current->num_tile_columns - 1, 1,
i);
1953 infer(pps_slice_width_in_tiles_minus1[
i], 0);
1955 if (tile_y != current->num_tile_rows - 1 &&
1956 (current->pps_tile_idx_delta_present_flag || tile_x == 0)) {
1957 ues(pps_slice_height_in_tiles_minus1[
i],
1958 0, current->num_tile_rows - 1, 1,
i);
1960 if (tile_y == current->num_tile_rows - 1)
1961 infer(pps_slice_height_in_tiles_minus1[
i], 0);
1963 infer(pps_slice_height_in_tiles_minus1[
i],
1964 current->pps_slice_height_in_tiles_minus1[
i - 1]);
1968 for (j = 0; j < tile_x; j++) {
1969 ctu_x += current->col_width_val[j];
1971 for (j = 0; j < tile_y; j++) {
1972 ctu_y += current->row_height_val[j];
1974 if (current->pps_slice_width_in_tiles_minus1[
i] == 0 &&
1975 current->pps_slice_height_in_tiles_minus1[
i] == 0 &&
1976 current->row_height_val[tile_y] > 1) {
1977 int num_slices_in_tile,
1978 uniform_slice_height, remaining_height_in_ctbs_y;
1979 remaining_height_in_ctbs_y =
1980 current->row_height_val[tile_y];
1981 ues(pps_num_exp_slices_in_tile[
i],
1982 0, current->row_height_val[tile_y] - 1, 1,
i);
1983 if (current->pps_num_exp_slices_in_tile[
i] == 0) {
1984 num_slices_in_tile = 1;
1985 current->slice_height_in_ctus[
i] = current->row_height_val[tile_y];
1986 slice_top_left_ctu_x[
i] = ctu_x;
1987 slice_top_left_ctu_y[
i] = ctu_y;
1989 uint16_t slice_height_in_ctus;
1990 for (j = 0; j < current->pps_num_exp_slices_in_tile[
i];
1992 ues(pps_exp_slice_height_in_ctus_minus1[
i][j], 0,
1993 current->row_height_val[tile_y] - 1, 2,
1995 slice_height_in_ctus =
1997 pps_exp_slice_height_in_ctus_minus1[
i][j] + 1;
1999 current->slice_height_in_ctus[
i + j] =
2000 slice_height_in_ctus;
2001 slice_top_left_ctu_x[
i + j] = ctu_x;
2002 slice_top_left_ctu_y[
i + j] = ctu_y;
2003 ctu_y += slice_height_in_ctus;
2005 remaining_height_in_ctbs_y -= slice_height_in_ctus;
2007 uniform_slice_height = 1 +
2008 (j == 0 ? current->row_height_val[tile_y] - 1:
2009 current->pps_exp_slice_height_in_ctus_minus1[
i][j-1]);
2010 while (remaining_height_in_ctbs_y > uniform_slice_height) {
2011 current->slice_height_in_ctus[
i + j] =
2012 uniform_slice_height;
2013 slice_top_left_ctu_x[
i + j] = ctu_x;
2014 slice_top_left_ctu_y[
i + j] = ctu_y;
2015 ctu_y += uniform_slice_height;
2017 remaining_height_in_ctbs_y -= uniform_slice_height;
2020 if (remaining_height_in_ctbs_y > 0) {
2021 current->slice_height_in_ctus[
i + j] =
2022 remaining_height_in_ctbs_y;
2023 slice_top_left_ctu_x[
i + j] = ctu_x;
2024 slice_top_left_ctu_y[
i + j] = ctu_y;
2027 num_slices_in_tile = j;
2029 i += num_slices_in_tile - 1;
2032 infer(pps_num_exp_slices_in_tile[
i], 0);
2034 j <= current->pps_slice_height_in_tiles_minus1[
i];
2037 current->row_height_val[tile_y + j];
2039 current->slice_height_in_ctus[
i] =
height;
2041 slice_top_left_ctu_x[
i] = ctu_x;
2042 slice_top_left_ctu_y[
i] = ctu_y;
2044 if (i < current->pps_num_slices_in_pic_minus1) {
2045 if (current->pps_tile_idx_delta_present_flag) {
2046 ses(pps_tile_idx_delta_val[
i],
2047 -current->num_tiles_in_pic + 1,
2048 current->num_tiles_in_pic - 1, 1,
i);
2049 if (current->pps_tile_idx_delta_val[
i] == 0) {
2051 "pps_tile_idx_delta_val[i] shall not be equal to 0.\n");
2053 tile_idx += current->pps_tile_idx_delta_val[
i];
2055 infer(pps_tile_idx_delta_val[
i], 0);
2057 current->pps_slice_width_in_tiles_minus1[
i] + 1;
2058 if (tile_idx % current->num_tile_columns == 0) {
2060 current->pps_slice_height_in_tiles_minus1[
i] *
2061 current->num_tile_columns;
2066 if (
i == current->pps_num_slices_in_pic_minus1) {
2069 tile_x = tile_idx % current->num_tile_columns;
2070 tile_y = tile_idx / current->num_tile_columns;
2072 ctu_x = 0, ctu_y = 0;
2073 for (j = 0; j < tile_x; j++) {
2074 ctu_x += current->col_width_val[j];
2076 for (j = 0; j < tile_y; j++) {
2077 ctu_y += current->row_height_val[j];
2079 slice_top_left_ctu_x[
i] = ctu_x;
2080 slice_top_left_ctu_y[
i] = ctu_y;
2082 current->pps_slice_width_in_tiles_minus1[
i] =
2083 current->num_tile_columns - tile_x - 1;
2084 current->pps_slice_height_in_tiles_minus1[
i] =
2085 current->num_tile_rows - tile_y - 1;
2087 for (j = 0; j <= current->pps_slice_height_in_tiles_minus1[
i];
2090 current->row_height_val[tile_y + j];
2092 current->slice_height_in_ctus[
i] =
height;
2094 infer(pps_num_exp_slices_in_tile[
i], 0);
2097 for (
i = 0;
i <=
sps->sps_num_subpics_minus1;
i++) {
2098 current->num_slices_in_subpic[
i] = 0;
2099 for (j = 0; j <= current->pps_num_slices_in_pic_minus1; j++) {
2100 uint16_t pos_x = 0, pos_y = 0;
2101 pos_x = slice_top_left_ctu_x[j];
2102 pos_y = slice_top_left_ctu_y[j];
2103 if ((pos_x >=
sps->sps_subpic_ctu_top_left_x[
i]) &&
2105 sps->sps_subpic_ctu_top_left_x[
i] +
2106 sps->sps_subpic_width_minus1[
i] + 1) &&
2107 (pos_y >=
sps->sps_subpic_ctu_top_left_y[
i]) &&
2108 (pos_y < sps->sps_subpic_ctu_top_left_y[
i] +
2109 sps->sps_subpic_height_minus1[
i] + 1)) {
2110 current->num_slices_in_subpic[
i]++;
2115 if (current->pps_no_pic_partition_flag)
2116 infer(pps_num_slices_in_pic_minus1, 0);
2117 else if (current->pps_single_slice_per_subpic_flag)
2118 infer(pps_num_slices_in_pic_minus1,
2119 sps->sps_num_subpics_minus1);
2122 if (!current->pps_rect_slice_flag ||
2123 current->pps_single_slice_per_subpic_flag ||
2124 current->pps_num_slices_in_pic_minus1 > 0)
2125 flag(pps_loop_filter_across_slices_enabled_flag);
2127 infer(pps_loop_filter_across_slices_enabled_flag, 0);
2129 infer(pps_num_exp_tile_columns_minus1, 0);
2130 infer(pps_tile_column_width_minus1[0], pic_width_in_ctbs_y - 1);
2131 infer(pps_num_exp_tile_rows_minus1, 0);
2132 infer(pps_tile_row_height_minus1[0], pic_height_in_ctbs_y - 1);
2133 current->col_width_val[0] = pic_width_in_ctbs_y;
2134 current->row_height_val[0] = pic_height_in_ctbs_y;
2135 current->num_tile_columns = 1;
2136 current->num_tile_rows = 1;
2137 current->num_tiles_in_pic = 1;
2140 flag(pps_cabac_init_present_flag);
2141 for (
i = 0;
i < 2;
i++)
2142 ues(pps_num_ref_idx_default_active_minus1[
i], 0, 14, 1,
i);
2143 flag(pps_rpl1_idx_present_flag);
2144 flag(pps_weighted_pred_flag);
2145 flag(pps_weighted_bipred_flag);
2146 flag(pps_ref_wraparound_enabled_flag);
2147 if (current->pps_ref_wraparound_enabled_flag) {
2148 ue(pps_pic_width_minus_wraparound_offset,
2149 0, (current->pps_pic_width_in_luma_samples / min_cb_size_y)
2150 - (ctb_size_y / min_cb_size_y) - 2);
2153 qp_bd_offset = 6 *
sps->sps_bitdepth_minus8;
2154 se(pps_init_qp_minus26, -(26 + qp_bd_offset), 37);
2155 flag(pps_cu_qp_delta_enabled_flag);
2156 flag(pps_chroma_tool_offsets_present_flag);
2157 if (current->pps_chroma_tool_offsets_present_flag) {
2158 se(pps_cb_qp_offset, -12, 12);
2159 se(pps_cr_qp_offset, -12, 12);
2160 flag(pps_joint_cbcr_qp_offset_present_flag);
2161 if (current->pps_joint_cbcr_qp_offset_present_flag)
2162 se(pps_joint_cbcr_qp_offset_value, -12, 12);
2164 infer(pps_joint_cbcr_qp_offset_value, 0);
2165 flag(pps_slice_chroma_qp_offsets_present_flag);
2166 flag(pps_cu_chroma_qp_offset_list_enabled_flag);
2167 if (current->pps_cu_chroma_qp_offset_list_enabled_flag) {
2168 ue(pps_chroma_qp_offset_list_len_minus1, 0, 5);
2169 for (
i = 0;
i <= current->pps_chroma_qp_offset_list_len_minus1;
i++) {
2170 ses(pps_cb_qp_offset_list[
i], -12, 12, 1,
i);
2171 ses(pps_cr_qp_offset_list[
i], -12, 12, 1,
i);
2172 if (current->pps_joint_cbcr_qp_offset_present_flag)
2173 ses(pps_joint_cbcr_qp_offset_list[
i], -12, 12, 1,
i);
2175 infer(pps_joint_cbcr_qp_offset_list[
i], 0);
2179 infer(pps_cb_qp_offset, 0);
2180 infer(pps_cr_qp_offset, 0);
2181 infer(pps_joint_cbcr_qp_offset_present_flag, 0);
2182 infer(pps_joint_cbcr_qp_offset_value, 0);
2183 infer(pps_slice_chroma_qp_offsets_present_flag, 0);
2184 infer(pps_cu_chroma_qp_offset_list_enabled_flag, 0);
2186 flag(pps_deblocking_filter_control_present_flag);
2187 if (current->pps_deblocking_filter_control_present_flag) {
2188 flag(pps_deblocking_filter_override_enabled_flag);
2189 flag(pps_deblocking_filter_disabled_flag);
2190 if (!current->pps_no_pic_partition_flag &&
2191 current->pps_deblocking_filter_override_enabled_flag)
2192 flag(pps_dbf_info_in_ph_flag);
2194 infer(pps_dbf_info_in_ph_flag, 0);
2195 if (!current->pps_deblocking_filter_disabled_flag) {
2196 se(pps_luma_beta_offset_div2, -12, 12);
2197 se(pps_luma_tc_offset_div2, -12, 12);
2198 if (current->pps_chroma_tool_offsets_present_flag) {
2199 se(pps_cb_beta_offset_div2, -12, 12);
2200 se(pps_cb_tc_offset_div2, -12, 12);
2201 se(pps_cr_beta_offset_div2, -12, 12);
2202 se(pps_cr_tc_offset_div2, -12, 12);
2204 infer(pps_cb_beta_offset_div2,
2205 current->pps_luma_beta_offset_div2);
2206 infer(pps_cb_tc_offset_div2, current->pps_luma_tc_offset_div2);
2207 infer(pps_cr_beta_offset_div2,
2208 current->pps_luma_beta_offset_div2);
2209 infer(pps_cr_tc_offset_div2, current->pps_luma_tc_offset_div2);
2212 infer(pps_luma_beta_offset_div2, 0);
2213 infer(pps_luma_tc_offset_div2, 0);
2214 infer(pps_cb_beta_offset_div2, 0);
2215 infer(pps_cb_tc_offset_div2, 0);
2216 infer(pps_cr_beta_offset_div2, 0);
2217 infer(pps_cr_tc_offset_div2, 0);
2220 infer(pps_deblocking_filter_override_enabled_flag, 0);
2221 infer(pps_deblocking_filter_disabled_flag, 0);
2222 infer(pps_dbf_info_in_ph_flag, 0);
2223 infer(pps_luma_beta_offset_div2, 0);
2224 infer(pps_luma_tc_offset_div2, 0);
2225 infer(pps_cb_beta_offset_div2, 0);
2226 infer(pps_cb_tc_offset_div2, 0);
2227 infer(pps_cr_beta_offset_div2, 0);
2228 infer(pps_cr_tc_offset_div2, 0);
2231 if (!current->pps_no_pic_partition_flag) {
2232 flag(pps_rpl_info_in_ph_flag);
2233 flag(pps_sao_info_in_ph_flag);
2234 flag(pps_alf_info_in_ph_flag);
2235 if ((current->pps_weighted_pred_flag ||
2236 current->pps_weighted_bipred_flag) &&
2237 current->pps_rpl_info_in_ph_flag)
2238 flag(pps_wp_info_in_ph_flag);
2239 flag(pps_qp_delta_info_in_ph_flag);
2241 flag(pps_picture_header_extension_present_flag);
2242 flag(pps_slice_header_extension_present_flag);
2244 flag(pps_extension_flag);
2245 if (current->pps_extension_flag)
2257 flag(alf_luma_filter_signal_flag);
2259 if (current->aps_chroma_present_flag) {
2260 flag(alf_chroma_filter_signal_flag);
2261 flag(alf_cc_cb_filter_signal_flag);
2262 flag(alf_cc_cr_filter_signal_flag);
2264 infer(alf_chroma_filter_signal_flag, 0);
2265 infer(alf_cc_cb_filter_signal_flag, 0);
2266 infer(alf_cc_cr_filter_signal_flag, 0);
2269 if (current->alf_luma_filter_signal_flag) {
2270 flag(alf_luma_clip_flag);
2272 if (current->alf_luma_num_filters_signalled_minus1 > 0) {
2273 unsigned int bits =
av_ceil_log2(current->alf_luma_num_filters_signalled_minus1 + 1);
2275 us(
bits, alf_luma_coeff_delta_idx[filt_idx],
2276 0, current->alf_luma_num_filters_signalled_minus1,
2279 for (
int sf_idx = 0; sf_idx <= current->alf_luma_num_filters_signalled_minus1; sf_idx++)
2280 for (j = 0; j < 12; j++) {
2281 ues(alf_luma_coeff_abs[sf_idx][j], 0, 128, 2, sf_idx, j);
2282 if (current->alf_luma_coeff_abs[sf_idx][j])
2283 ubs(1, alf_luma_coeff_sign[sf_idx][j], 2, sf_idx, j);
2285 infer(alf_luma_coeff_sign[sf_idx][j], 0);
2288 infer(alf_luma_clip_flag, 0);
2289 infer(alf_luma_num_filters_signalled_minus1, 0);
2291 for (
int sf_idx = 0; sf_idx <= current->alf_luma_num_filters_signalled_minus1; sf_idx++) {
2292 for (j = 0; j < 12; j++) {
2293 if (current->alf_luma_clip_flag)
2294 ubs(2, alf_luma_clip_idx[sf_idx][j], 2, sf_idx, j);
2296 infer(alf_luma_clip_idx[sf_idx][j], 0);
2300 if (current->alf_chroma_filter_signal_flag) {
2301 flag(alf_chroma_clip_flag);
2302 ue(alf_chroma_num_alt_filters_minus1, 0, 7);
2304 infer(alf_chroma_clip_flag, 0);
2305 infer(alf_chroma_num_alt_filters_minus1, 0);
2307 for (
int alt_idx = 0; alt_idx <= current->alf_chroma_num_alt_filters_minus1; alt_idx++) {
2308 for (j = 0; j < 6; j++) {
2309 if (current->alf_chroma_filter_signal_flag)
2310 ues(alf_chroma_coeff_abs[alt_idx][j], 0, 128, 2, alt_idx, j);
2312 infer(alf_chroma_coeff_abs[alt_idx][j], 0);
2313 if (current->alf_chroma_coeff_abs[alt_idx][j] > 0)
2314 ubs(1, alf_chroma_coeff_sign[alt_idx][j], 2, alt_idx, j);
2316 infer(alf_chroma_coeff_sign[alt_idx][j], 0);
2318 for (j = 0; j < 6; j++) {
2319 if (current->alf_chroma_clip_flag)
2320 ubs(2, alf_chroma_clip_idx[alt_idx][j], 2, alt_idx, j);
2322 infer(alf_chroma_clip_idx[alt_idx][j], 0);
2326 if (current->alf_cc_cb_filter_signal_flag)
2327 ue(alf_cc_cb_filters_signalled_minus1, 0, 3);
2329 infer(alf_cc_cb_filters_signalled_minus1, 0);
2330 for (k = 0; k <= current->alf_cc_cb_filters_signalled_minus1; k++) {
2331 for (j = 0; j < 7; j++) {
2332 if (current->alf_cc_cb_filter_signal_flag)
2333 ubs(3, alf_cc_cb_mapped_coeff_abs[k][j], 2, k, j);
2335 infer(alf_cc_cb_mapped_coeff_abs[k][j], 0);
2336 if (current->alf_cc_cb_mapped_coeff_abs[k][j])
2337 ubs(1, alf_cc_cb_coeff_sign[k][j], 2, k, j);
2339 infer(alf_cc_cb_coeff_sign[k][j], 0);
2343 if (current->alf_cc_cr_filter_signal_flag)
2344 ue(alf_cc_cr_filters_signalled_minus1, 0, 3);
2346 infer(alf_cc_cr_filters_signalled_minus1, 0);
2347 for (k = 0; k < current->alf_cc_cr_filters_signalled_minus1 + 1; k++) {
2348 for (j = 0; j < 7; j++) {
2349 if (current->alf_cc_cr_filter_signal_flag)
2350 ubs(3, alf_cc_cr_mapped_coeff_abs[k][j], 2, k, j);
2352 infer(alf_cc_cr_mapped_coeff_abs[k][j], 0);
2353 if (current->alf_cc_cr_mapped_coeff_abs[k][j])
2354 ubs(1, alf_cc_cr_coeff_sign[k][j], 2, k, j);
2356 infer(alf_cc_cr_coeff_sign[k][j], 0);
2366 int err,
i, lmcs_max_bin_idx;
2368 ue(lmcs_min_bin_idx, 0, 15);
2369 ue(lmcs_delta_max_bin_idx, 0, 15);
2370 ue(lmcs_delta_cw_prec_minus1, 0, 14);
2372 lmcs_max_bin_idx = 15 - current->lmcs_delta_max_bin_idx;
2374 if (lmcs_max_bin_idx < current->lmcs_min_bin_idx)
2377 for (
i = current->lmcs_min_bin_idx;
i <= lmcs_max_bin_idx;
i++) {
2378 ubs(current->lmcs_delta_cw_prec_minus1 + 1, lmcs_delta_abs_cw[
i], 1,
i);
2379 if (current->lmcs_delta_abs_cw[
i] > 0)
2380 flags(lmcs_delta_sign_cw_flag[
i], 1,
i);
2382 infer(lmcs_delta_sign_cw_flag[
i], 0);
2385 if (current->aps_chroma_present_flag) {
2386 ub(3, lmcs_delta_abs_crs);
2387 if (current->lmcs_delta_abs_crs > 0)
2388 flag(lmcs_delta_sign_crs_flag);
2390 infer(lmcs_delta_sign_crs_flag, 0);
2392 infer(lmcs_delta_abs_crs, 0);
2393 infer(lmcs_delta_sign_crs_flag, 0);
2403 static const uint8_t diag_scan_order[64][2] = {
2404 { 0, 0, }, { 0, 1, }, { 1, 0, }, { 0, 2, }, { 1, 1, }, { 2, 0, }, { 0, 3, }, { 1, 2, },
2405 { 2, 1, }, { 3, 0, }, { 0, 4, }, { 1, 3, }, { 2, 2, }, { 3, 1, }, { 4, 0, }, { 0, 5, },
2406 { 1, 4, }, { 2, 3, }, { 3, 2, }, { 4, 1, }, { 5, 0, }, { 0, 6, }, { 1, 5, }, { 2, 4, },
2407 { 3, 3, }, { 4, 2, }, { 5, 1, }, { 6, 0, }, { 0, 7, }, { 1, 6, }, { 2, 5, }, { 3, 4, },
2408 { 4, 3, }, { 5, 2, }, { 6, 1, }, { 7, 0, }, { 1, 7, }, { 2, 6, }, { 3, 5, }, { 4, 4, },
2409 { 5, 3, }, { 6, 2, }, { 7, 1, }, { 2, 7, }, { 3, 6, }, { 4, 5, }, { 5, 4, }, { 6, 3, },
2410 { 7, 2, }, { 3, 7, }, { 4, 6, }, { 5, 5, }, { 6, 4, }, { 7, 3, }, { 4, 7, }, { 5, 6, },
2411 { 6, 5, }, { 7, 4, }, { 5, 7, }, { 6, 6, }, { 7, 5, }, { 6, 7, }, { 7, 6, }, { 7, 7, }, };
2414 for (
int id = 0;
id < 28;
id ++) {
2415 if (current->aps_chroma_present_flag ||
id % 3 == 2 ||
id == 27) {
2416 flags(scaling_list_copy_mode_flag[
id], 1,
id);
2417 if (!current->scaling_list_copy_mode_flag[
id])
2418 flags(scaling_list_pred_mode_flag[
id], 1,
id);
2420 infer(scaling_list_pred_mode_flag[
id], 0);
2421 if ((current->scaling_list_copy_mode_flag[
id] ||
2422 current->scaling_list_pred_mode_flag[
id]) &&
2423 id != 0 &&
id != 2 &&
id != 8) {
2424 int max_id_delta = (
id < 2) ?
id : ((
id < 8) ? (
id - 2) : (
id - 8));
2425 ues(scaling_list_pred_id_delta[
id], 0, max_id_delta, 1,
id);
2427 if (!current->scaling_list_copy_mode_flag[
id]) {
2428 int matrix_size =
id < 2 ? 2 : (
id < 8 ? 4 : 8);
2431 ses(scaling_list_dc_coef[idx], -128, 127, 1, idx);
2433 for (
int i = 0;
i < matrix_size * matrix_size;
i++) {
2434 int x = diag_scan_order[
i][0];
2435 int y = diag_scan_order[
i][1];
2436 if (!(
id > 25 && x >= 4 && y >= 4))
2437 ses(scaling_list_delta_coef[
id][
i], -128, 127, 2,
id,
i);
2439 }
else if (
id > 13) {
2441 infer(scaling_list_dc_coef[idx], 0);
2444 infer(scaling_list_copy_mode_flag[
id], 1);
2445 infer(scaling_list_pred_mode_flag[
id], 0);
2458 HEADER(
"Prefix Adaptation parameter set");
2460 HEADER(
"Suffix Adaptation parameter set");
2466 ub(3, aps_params_type);
2467 ub(5, aps_adaptation_parameter_set_id);
2468 flag(aps_chroma_present_flag);
2475 flag(aps_extension_flag);
2476 if (current->aps_extension_flag)
2488 HEADER(
"Access Unit Delimiter");
2493 flag(aud_irap_or_gdr_flag);
2494 u(3, aud_pic_type, 0, 2);
2504 uint8_t num_ref_idx_active[2],
2508 ue(luma_log2_weight_denom, 0, 7);
2509 if (
sps->sps_chroma_format_idc != 0) {
2510 se(delta_chroma_log2_weight_denom,
2511 -current->luma_log2_weight_denom,
2512 7 - current->luma_log2_weight_denom);
2514 infer(delta_chroma_log2_weight_denom, 0);
2516 if (
pps->pps_wp_info_in_ph_flag) {
2517 ue(num_l0_weights, 0,
2518 FFMIN(15, ref_lists->rpl_ref_list[0].num_ref_entries));
2519 infer(num_weights_l0, current->num_l0_weights);
2521 infer(num_weights_l0, num_ref_idx_active[0]);
2523 for (
i = 0;
i < current->num_weights_l0;
i++) {
2524 flags(luma_weight_l0_flag[
i], 1,
i);
2526 if (
sps->sps_chroma_format_idc != 0) {
2527 for (
i = 0;
i < current->num_weights_l0;
i++)
2528 flags(chroma_weight_l0_flag[
i], 1,
i);
2530 for (
i = 0;
i < current->num_weights_l0;
i++) {
2531 if (current->luma_weight_l0_flag[
i]) {
2532 ses(delta_luma_weight_l0[
i], -128, 127, 1,
i);
2533 ses(luma_offset_l0[
i], -128, 127, 1,
i);
2535 infer(delta_luma_weight_l0[
i], 0);
2536 infer(luma_offset_l0[
i], 0);
2538 if (current->chroma_weight_l0_flag[
i]) {
2539 for (j = 0; j < 2; j++) {
2540 ses(delta_chroma_weight_l0[
i][j], -128, 127, 2,
i, j);
2541 ses(delta_chroma_offset_l0[
i][j], -4 * 128, 4 * 127, 2,
i, j);
2546 if (
pps->pps_weighted_bipred_flag &&
2547 ref_lists->rpl_ref_list[1].num_ref_entries > 0) {
2548 if (
pps->pps_wp_info_in_ph_flag) {
2549 ue(num_l1_weights, 0,
2550 FFMIN(15, ref_lists->rpl_ref_list[1].num_ref_entries));
2551 infer(num_weights_l1, current->num_l1_weights);
2553 infer(num_weights_l1, num_ref_idx_active[1]);
2556 infer(num_weights_l1, 0);
2559 for (
i = 0;
i < current->num_weights_l1;
i++)
2560 flags(luma_weight_l1_flag[
i], 1,
i);
2561 if (
sps->sps_chroma_format_idc != 0) {
2562 for (
i = 0;
i < current->num_weights_l1;
i++)
2563 flags(chroma_weight_l1_flag[
i], 1,
i);
2565 for (
i = 0;
i < current->num_weights_l1;
i++) {
2566 if (current->luma_weight_l1_flag[
i]) {
2567 ses(delta_luma_weight_l1[
i], -128, 127, 1,
i);
2568 ses(luma_offset_l1[
i], -128, 127, 1,
i);
2570 infer(delta_luma_weight_l1[
i], 0);
2571 infer(luma_offset_l1[
i], 0);
2573 if (current->chroma_weight_l1_flag[
i]) {
2574 for (j = 0; j < 2; j++) {
2575 ses(delta_chroma_weight_l1[
i][j], -128, 127, 2,
i, j);
2576 ses(delta_chroma_offset_l1[
i][j], -4 * 128, 4 * 127, 2,
i, j);
2590 unsigned int ctb_log2_size_y, min_cb_log2_size_y,
2591 min_qt_log2_size_intra_y, min_qt_log2_size_inter_y;
2592 uint8_t qp_bd_offset;
2594 flag(ph_gdr_or_irap_pic_flag);
2595 flag(ph_non_ref_pic_flag);
2596 if (current->ph_gdr_or_irap_pic_flag)
2597 flag(ph_gdr_pic_flag);
2599 infer(ph_gdr_pic_flag, 0);
2600 flag(ph_inter_slice_allowed_flag);
2601 if (current->ph_inter_slice_allowed_flag)
2602 flag(ph_intra_slice_allowed_flag);
2604 infer(ph_intra_slice_allowed_flag, 1);
2606 pps = h266->
pps[current->ph_pic_parameter_set_id];
2609 current->ph_pic_parameter_set_id);
2612 sps = h266->
sps[
pps->pps_seq_parameter_set_id];
2615 pps->pps_seq_parameter_set_id);
2618 vps = h266->
vps[
sps->sps_video_parameter_set_id];
2621 sps->sps_video_parameter_set_id);
2625 ub(
sps->sps_log2_max_pic_order_cnt_lsb_minus4 + 4, ph_pic_order_cnt_lsb);
2626 if (current->ph_gdr_pic_flag)
2627 ue(ph_recovery_poc_cnt, 0,
2628 1 << (
sps->sps_log2_max_pic_order_cnt_lsb_minus4 + 4));
2630 for (
i = 0;
i <
sps->sps_num_extra_ph_bytes * 8;
i++) {
2631 if (
sps->sps_extra_ph_bit_present_flag[
i])
2634 if (
sps->sps_poc_msb_cycle_flag) {
2635 flag(ph_poc_msb_cycle_present_flag);
2636 if (current->ph_poc_msb_cycle_present_flag)
2637 ub(
sps->sps_poc_msb_cycle_len_minus1 + 1, ph_poc_msb_cycle_val);
2639 if (
sps->sps_alf_enabled_flag &&
pps->pps_alf_info_in_ph_flag) {
2640 flag(ph_alf_enabled_flag);
2641 if (current->ph_alf_enabled_flag) {
2643 ub(3, ph_num_alf_aps_ids_luma);
2644 for (
i = 0;
i < current->ph_num_alf_aps_ids_luma;
i++)
2645 ubs(3, ph_alf_aps_id_luma[
i], 1,
i);
2647 if (
sps->sps_chroma_format_idc != 0) {
2648 flag(ph_alf_cb_enabled_flag);
2649 flag(ph_alf_cr_enabled_flag);
2651 infer(ph_alf_cb_enabled_flag, 0);
2652 infer(ph_alf_cr_enabled_flag, 0);
2655 if (current->ph_alf_cb_enabled_flag
2656 || current->ph_alf_cr_enabled_flag) {
2657 ub(3, ph_alf_aps_id_chroma);
2660 if (
sps->sps_ccalf_enabled_flag) {
2661 flag(ph_alf_cc_cb_enabled_flag);
2662 if (current->ph_alf_cc_cb_enabled_flag)
2663 ub(3, ph_alf_cc_cb_aps_id);
2664 flag(ph_alf_cc_cr_enabled_flag);
2665 if (current->ph_alf_cc_cr_enabled_flag)
2666 ub(3, ph_alf_cc_cr_aps_id);
2670 infer(ph_alf_enabled_flag, 0);
2672 if (
sps->sps_lmcs_enabled_flag) {
2673 flag(ph_lmcs_enabled_flag);
2674 if (current->ph_lmcs_enabled_flag) {
2675 ub(2, ph_lmcs_aps_id);
2676 if (
sps->sps_chroma_format_idc != 0)
2677 flag(ph_chroma_residual_scale_flag);
2679 infer(ph_chroma_residual_scale_flag, 0);
2682 infer(ph_lmcs_enabled_flag, 0);
2683 infer(ph_chroma_residual_scale_flag, 0);
2686 if (
sps->sps_explicit_scaling_list_enabled_flag) {
2687 flag(ph_explicit_scaling_list_enabled_flag);
2688 if (current->ph_explicit_scaling_list_enabled_flag) {
2690 ub(3, ph_scaling_list_aps_id);
2693 infer(ph_explicit_scaling_list_enabled_flag, 0);
2695 if (
sps->sps_virtual_boundaries_enabled_flag &&
2696 !
sps->sps_virtual_boundaries_present_flag) {
2697 flag(ph_virtual_boundaries_present_flag);
2698 if (current->ph_virtual_boundaries_present_flag) {
2699 ue(ph_num_ver_virtual_boundaries,
2700 0,
pps->pps_pic_width_in_luma_samples <= 8 ? 0 : 3);
2701 for (
i = 0;
i < current->ph_num_ver_virtual_boundaries;
i++) {
2702 ues(ph_virtual_boundary_pos_x_minus1[
i],
2703 0, (
pps->pps_pic_width_in_luma_samples + 7) / 8 - 2, 1,
i);
2705 ue(ph_num_hor_virtual_boundaries,
2706 0,
pps->pps_pic_height_in_luma_samples <= 8 ? 0 : 3);
2707 for (
i = 0;
i < current->ph_num_hor_virtual_boundaries;
i++) {
2708 ues(ph_virtual_boundary_pos_y_minus1[
i],
2709 0, (
pps->pps_pic_height_in_luma_samples + 7) / 8 - 2, 1,
i);
2712 infer(ph_num_ver_virtual_boundaries, 0);
2713 infer(ph_num_hor_virtual_boundaries, 0);
2716 if (
pps->pps_output_flag_present_flag && !current->ph_non_ref_pic_flag)
2717 flag(ph_pic_output_flag);
2719 infer(ph_pic_output_flag, 1);
2720 if (
pps->pps_rpl_info_in_ph_flag) {
2722 (
ctx, rw,
sps,
pps, ¤t->ph_ref_pic_lists));
2724 if (
sps->sps_partition_constraints_override_enabled_flag)
2725 flag(ph_partition_constraints_override_flag);
2727 infer(ph_partition_constraints_override_flag, 0);
2729 ctb_log2_size_y =
sps->sps_log2_ctu_size_minus5 + 5;
2730 min_cb_log2_size_y =
sps->sps_log2_min_luma_coding_block_size_minus2 + 2;
2731 if (current->ph_intra_slice_allowed_flag) {
2732 if (current->ph_partition_constraints_override_flag) {
2733 ue(ph_log2_diff_min_qt_min_cb_intra_slice_luma,
2734 0,
FFMIN(6, ctb_log2_size_y) - min_cb_log2_size_y);
2735 ue(ph_max_mtt_hierarchy_depth_intra_slice_luma,
2736 0, 2 * (ctb_log2_size_y - min_cb_log2_size_y));
2737 if (current->ph_max_mtt_hierarchy_depth_intra_slice_luma != 0) {
2738 min_qt_log2_size_intra_y =
2739 current->ph_log2_diff_min_qt_min_cb_intra_slice_luma +
2741 ue(ph_log2_diff_max_bt_min_qt_intra_slice_luma,
2742 0, (
sps->sps_qtbtt_dual_tree_intra_flag ?
2743 FFMIN(6, ctb_log2_size_y) :
2744 ctb_log2_size_y) - min_qt_log2_size_intra_y);
2745 ue(ph_log2_diff_max_tt_min_qt_intra_slice_luma,
2746 0,
FFMIN(6, ctb_log2_size_y) - min_qt_log2_size_intra_y);
2748 infer(ph_log2_diff_max_bt_min_qt_intra_slice_luma,
2749 sps->sps_log2_diff_max_bt_min_qt_intra_slice_luma);
2750 infer(ph_log2_diff_max_tt_min_qt_intra_slice_luma,
2751 sps->sps_log2_diff_max_tt_min_qt_intra_slice_luma);
2753 if (
sps->sps_qtbtt_dual_tree_intra_flag) {
2754 ue(ph_log2_diff_min_qt_min_cb_intra_slice_chroma,
2755 0,
FFMIN(6, ctb_log2_size_y) - min_cb_log2_size_y);
2756 ue(ph_max_mtt_hierarchy_depth_intra_slice_chroma,
2757 0, 2 * (ctb_log2_size_y - min_cb_log2_size_y));
2758 if (
sps->sps_max_mtt_hierarchy_depth_intra_slice_chroma != 0) {
2759 unsigned int min_qt_log2_size_intra_c =
2760 sps->sps_log2_diff_min_qt_min_cb_intra_slice_chroma +
2762 ue(ph_log2_diff_max_bt_min_qt_intra_slice_chroma,
2763 0,
FFMIN(6, ctb_log2_size_y) - min_qt_log2_size_intra_c);
2764 ue(ph_log2_diff_max_tt_min_qt_intra_slice_chroma,
2765 0,
FFMIN(6, ctb_log2_size_y) - min_qt_log2_size_intra_c);
2767 infer(ph_log2_diff_max_bt_min_qt_intra_slice_chroma,
2768 sps->sps_log2_diff_max_bt_min_qt_intra_slice_chroma);
2769 infer(ph_log2_diff_max_tt_min_qt_intra_slice_chroma,
2770 sps->sps_log2_diff_max_tt_min_qt_intra_slice_chroma);
2774 infer(ph_log2_diff_min_qt_min_cb_intra_slice_luma,
2775 sps->sps_log2_diff_min_qt_min_cb_intra_slice_luma);
2776 infer(ph_max_mtt_hierarchy_depth_intra_slice_luma,
2777 sps->sps_max_mtt_hierarchy_depth_intra_slice_luma);
2778 infer(ph_log2_diff_max_bt_min_qt_intra_slice_luma,
2779 sps->sps_log2_diff_max_bt_min_qt_intra_slice_luma);
2780 infer(ph_log2_diff_max_tt_min_qt_intra_slice_luma,
2781 sps->sps_log2_diff_max_tt_min_qt_intra_slice_luma);
2782 infer(ph_log2_diff_min_qt_min_cb_intra_slice_chroma,
2783 sps->sps_log2_diff_min_qt_min_cb_intra_slice_chroma);
2784 infer(ph_max_mtt_hierarchy_depth_intra_slice_chroma,
2785 sps->sps_max_mtt_hierarchy_depth_intra_slice_chroma);
2786 infer(ph_log2_diff_max_bt_min_qt_intra_slice_chroma,
2787 sps->sps_log2_diff_max_bt_min_qt_intra_slice_chroma);
2788 infer(ph_log2_diff_max_tt_min_qt_intra_slice_chroma,
2789 sps->sps_log2_diff_max_tt_min_qt_intra_slice_chroma);
2792 min_qt_log2_size_intra_y =
2793 current->ph_log2_diff_min_qt_min_cb_intra_slice_luma +
2795 if (
pps->pps_cu_qp_delta_enabled_flag)
2796 ue(ph_cu_qp_delta_subdiv_intra_slice, 0,
2797 2 * (ctb_log2_size_y - min_qt_log2_size_intra_y +
2798 current->ph_max_mtt_hierarchy_depth_intra_slice_luma));
2800 infer(ph_cu_qp_delta_subdiv_intra_slice, 0);
2802 if (
pps->pps_cu_chroma_qp_offset_list_enabled_flag)
2803 ue(ph_cu_chroma_qp_offset_subdiv_intra_slice, 0,
2804 2 * (ctb_log2_size_y - min_qt_log2_size_intra_y +
2805 current->ph_max_mtt_hierarchy_depth_intra_slice_luma));
2807 infer(ph_cu_chroma_qp_offset_subdiv_intra_slice, 0);
2809 if (current->ph_inter_slice_allowed_flag) {
2810 if (current->ph_partition_constraints_override_flag) {
2811 ue(ph_log2_diff_min_qt_min_cb_inter_slice,
2812 0,
FFMIN(6, ctb_log2_size_y) - min_cb_log2_size_y);
2813 min_qt_log2_size_inter_y =
2814 current->ph_log2_diff_min_qt_min_cb_inter_slice +
2816 ue(ph_max_mtt_hierarchy_depth_inter_slice, 0,
2817 2 * (ctb_log2_size_y - min_cb_log2_size_y));
2818 if (current->ph_max_mtt_hierarchy_depth_inter_slice != 0) {
2819 ue(ph_log2_diff_max_bt_min_qt_inter_slice,
2820 0, ctb_log2_size_y - min_qt_log2_size_inter_y);
2821 ue(ph_log2_diff_max_tt_min_qt_inter_slice,
2822 0,
FFMIN(6, ctb_log2_size_y) - min_qt_log2_size_inter_y);
2825 infer(ph_log2_diff_min_qt_min_cb_inter_slice,
2826 sps->sps_log2_diff_min_qt_min_cb_inter_slice);
2827 min_qt_log2_size_inter_y =
2828 current->ph_log2_diff_min_qt_min_cb_inter_slice +
2830 infer(ph_max_mtt_hierarchy_depth_inter_slice,
2831 sps->sps_max_mtt_hierarchy_depth_inter_slice);
2832 infer(ph_log2_diff_max_bt_min_qt_inter_slice,
2833 sps->sps_log2_diff_max_bt_min_qt_inter_slice);
2834 infer(ph_log2_diff_max_tt_min_qt_inter_slice,
2835 sps->sps_log2_diff_max_tt_min_qt_inter_slice);
2838 if (
pps->pps_cu_qp_delta_enabled_flag)
2839 ue(ph_cu_qp_delta_subdiv_inter_slice, 0,
2840 2 * (ctb_log2_size_y - min_qt_log2_size_inter_y +
2841 current->ph_max_mtt_hierarchy_depth_inter_slice));
2843 infer(ph_cu_qp_delta_subdiv_inter_slice, 0);
2845 if (
pps->pps_cu_chroma_qp_offset_list_enabled_flag)
2846 ue(ph_cu_chroma_qp_offset_subdiv_inter_slice, 0,
2847 2 * (ctb_log2_size_y - min_qt_log2_size_inter_y +
2848 current->ph_max_mtt_hierarchy_depth_inter_slice));
2850 infer(ph_cu_chroma_qp_offset_subdiv_inter_slice, 0);
2851 if (
sps->sps_temporal_mvp_enabled_flag) {
2852 flag(ph_temporal_mvp_enabled_flag);
2853 if (current->ph_temporal_mvp_enabled_flag &&
2854 pps->pps_rpl_info_in_ph_flag) {
2855 if (current->ph_ref_pic_lists.rpl_ref_list[1].num_ref_entries > 0)
2856 flag(ph_collocated_from_l0_flag);
2858 infer(ph_collocated_from_l0_flag, 1);
2859 if ((current->ph_collocated_from_l0_flag &&
2860 current->ph_ref_pic_lists.rpl_ref_list[0].num_ref_entries > 1)
2861 || (!current->ph_collocated_from_l0_flag &&
2862 current->ph_ref_pic_lists.rpl_ref_list[1].num_ref_entries > 1)) {
2864 current->ph_collocated_from_l0_flag ? 0 : 1;
2865 ue(ph_collocated_ref_idx, 0,
2866 current->ph_ref_pic_lists.rpl_ref_list[idx].
2867 num_ref_entries - 1);
2869 infer(ph_collocated_ref_idx, 0);
2873 if (
sps->sps_mmvd_fullpel_only_enabled_flag)
2874 flag(ph_mmvd_fullpel_only_flag);
2876 infer(ph_mmvd_fullpel_only_flag, 0);
2877 if (!
pps->pps_rpl_info_in_ph_flag ||
2878 current->ph_ref_pic_lists.rpl_ref_list[1].num_ref_entries > 0) {
2879 flag(ph_mvd_l1_zero_flag);
2880 if (
sps->sps_bdof_control_present_in_ph_flag) {
2881 flag(ph_bdof_disabled_flag);
2883 if (!
sps->sps_bdof_control_present_in_ph_flag)
2884 infer(ph_bdof_disabled_flag,
2885 1 -
sps->sps_bdof_enabled_flag);
2887 infer(ph_bdof_disabled_flag, 1);
2889 if (
sps->sps_dmvr_control_present_in_ph_flag) {
2890 flag(ph_dmvr_disabled_flag);
2892 if (!
sps->sps_dmvr_control_present_in_ph_flag)
2893 infer(ph_dmvr_disabled_flag,
2894 1 -
sps->sps_dmvr_enabled_flag);
2896 infer(ph_dmvr_disabled_flag, 1);
2899 infer(ph_mvd_l1_zero_flag, 1);
2901 if (
sps->sps_prof_control_present_in_ph_flag)
2902 flag(ph_prof_disabled_flag);
2904 infer(ph_prof_disabled_flag, !
sps->sps_affine_prof_enabled_flag);
2905 if ((
pps->pps_weighted_pred_flag ||
2906 pps->pps_weighted_bipred_flag) &&
pps->pps_wp_info_in_ph_flag) {
2910 uint8_t num_ref_idx_active[2] = { 0, 0 };
2912 (
ctx, rw,
sps,
pps, ¤t->ph_ref_pic_lists,
2913 num_ref_idx_active, ¤t->ph_pred_weight_table));
2917 qp_bd_offset = 6 *
sps->sps_bitdepth_minus8;
2918 if (
pps->pps_qp_delta_info_in_ph_flag)
2919 se(ph_qp_delta, -qp_bd_offset - (26 +
pps->pps_init_qp_minus26),
2920 63 - (26 +
pps->pps_init_qp_minus26));
2922 if (
sps->sps_joint_cbcr_enabled_flag)
2923 flag(ph_joint_cbcr_sign_flag);
2925 infer(ph_joint_cbcr_sign_flag, 0);
2926 if (
sps->sps_sao_enabled_flag &&
pps->pps_sao_info_in_ph_flag) {
2927 flag(ph_sao_luma_enabled_flag);
2928 if (
sps->sps_chroma_format_idc != 0)
2929 flag(ph_sao_chroma_enabled_flag);
2931 infer(ph_sao_chroma_enabled_flag, 0);
2933 infer(ph_sao_luma_enabled_flag, 0);
2934 infer(ph_sao_chroma_enabled_flag, 0);
2937 if (
pps->pps_dbf_info_in_ph_flag)
2938 flag(ph_deblocking_params_present_flag);
2940 infer(ph_deblocking_params_present_flag, 0);
2942 if (current->ph_deblocking_params_present_flag) {
2943 if (!
pps->pps_deblocking_filter_disabled_flag) {
2944 flag(ph_deblocking_filter_disabled_flag);
2945 if (!current->ph_deblocking_filter_disabled_flag) {
2946 se(ph_luma_beta_offset_div2, -12, 12);
2947 se(ph_luma_tc_offset_div2, -12, 12);
2948 if (
pps->pps_chroma_tool_offsets_present_flag) {
2949 se(ph_cb_beta_offset_div2, -12, 12);
2950 se(ph_cb_tc_offset_div2, -12, 12);
2951 se(ph_cr_beta_offset_div2, -12, 12);
2952 se(ph_cr_tc_offset_div2, -12, 12);
2954 infer(ph_cb_beta_offset_div2,
2955 current->ph_luma_beta_offset_div2);
2956 infer(ph_cb_tc_offset_div2,
2957 current->ph_luma_tc_offset_div2);
2958 infer(ph_cr_beta_offset_div2,
2959 current->ph_luma_beta_offset_div2);
2960 infer(ph_cr_tc_offset_div2,
2961 current->ph_luma_tc_offset_div2);
2965 infer(ph_deblocking_filter_disabled_flag, 0);
2968 infer(ph_deblocking_filter_disabled_flag,
pps->pps_deblocking_filter_disabled_flag);
2969 if (!current->ph_deblocking_filter_disabled_flag) {
2970 infer(ph_luma_beta_offset_div2,
pps->pps_luma_beta_offset_div2);
2971 infer(ph_luma_tc_offset_div2,
pps->pps_luma_tc_offset_div2);
2972 infer(ph_cb_beta_offset_div2,
pps->pps_cb_beta_offset_div2);
2973 infer(ph_cb_tc_offset_div2,
pps->pps_cb_tc_offset_div2);
2974 infer(ph_cr_beta_offset_div2,
pps->pps_cr_beta_offset_div2);
2975 infer(ph_cr_tc_offset_div2,
pps->pps_cr_tc_offset_div2);
2979 if (
pps->pps_picture_header_extension_present_flag) {
2980 ue(ph_extension_length, 0, 256);
2981 for (
i = 0;
i < current->ph_extension_length;
i++)
2982 us(8, ph_extension_data_byte[
i], 0x00, 0xff, 1,
i);
2993 HEADER(
"Picture Header");
3010 uint8_t nal_unit_type, qp_bd_offset;
3011 uint16_t num_slices_in_subpic;
3017 flag(sh_picture_header_in_slice_header_flag);
3018 if (current->sh_picture_header_in_slice_header_flag) {
3021 ph = ¤t->sh_picture_header;
3026 "Picture header not available.\n");
3031 pps = h266->
pps[
ph->ph_pic_parameter_set_id];
3034 ph->ph_pic_parameter_set_id);
3037 sps = h266->
sps[
pps->pps_seq_parameter_set_id];
3040 pps->pps_seq_parameter_set_id);
3044 if (
sps->sps_subpic_info_present_flag) {
3045 ub(
sps->sps_subpic_id_len_minus1 + 1, sh_subpic_id);
3046 for (
i = 0;
i <=
sps->sps_num_subpics_minus1;
i++) {
3047 if (
pps->sub_pic_id_val[
i] == current->sh_subpic_id) {
3048 current->curr_subpic_idx =
i;
3052 if (
i >
sps->sps_num_subpics_minus1) {
3057 current->curr_subpic_idx = 0;
3060 num_slices_in_subpic =
pps->num_slices_in_subpic[current->curr_subpic_idx];
3062 if ((
pps->pps_rect_slice_flag && num_slices_in_subpic > 1) ||
3063 (!
pps->pps_rect_slice_flag &&
pps->num_tiles_in_pic > 1)) {
3065 if (!
pps->pps_rect_slice_flag) {
3067 max =
pps->num_tiles_in_pic - 1;
3070 max = num_slices_in_subpic - 1;
3074 infer(sh_slice_address, 0);
3077 for (
i = 0;
i <
sps->sps_num_extra_sh_bytes * 8;
i++) {
3078 if (
sps->sps_extra_sh_bit_present_flag[
i])
3082 if (!
pps->pps_rect_slice_flag &&
3083 pps->num_tiles_in_pic - current->sh_slice_address > 1)
3084 ue(sh_num_tiles_in_slice_minus1, 0,
pps->num_tiles_in_pic - 1);
3086 infer(sh_num_tiles_in_slice_minus1, 0);
3088 if (
ph->ph_inter_slice_allowed_flag)
3089 ue(sh_slice_type, 0, 2);
3091 infer(sh_slice_type, 2);
3093 nal_unit_type = current->nal_unit_header.nal_unit_type;
3096 flag(sh_no_output_of_prior_pics_flag);
3098 if (
sps->sps_alf_enabled_flag) {
3099 if (!
pps->pps_alf_info_in_ph_flag) {
3100 flag(sh_alf_enabled_flag);
3101 if (current->sh_alf_enabled_flag) {
3102 ub(3, sh_num_alf_aps_ids_luma);
3103 for (
i = 0;
i < current->sh_num_alf_aps_ids_luma;
i++)
3104 ubs(3, sh_alf_aps_id_luma[
i], 1,
i);
3106 if (
sps->sps_chroma_format_idc != 0) {
3107 flag(sh_alf_cb_enabled_flag);
3108 flag(sh_alf_cr_enabled_flag);
3110 if (current->sh_alf_cb_enabled_flag ||
3111 current->sh_alf_cr_enabled_flag) {
3112 ub(3, sh_alf_aps_id_chroma);
3115 if (
sps->sps_ccalf_enabled_flag) {
3116 flag(sh_alf_cc_cb_enabled_flag);
3117 if (current->sh_alf_cc_cb_enabled_flag)
3118 ub(3, sh_alf_cc_cb_aps_id);
3120 flag(sh_alf_cc_cr_enabled_flag);
3121 if (current->sh_alf_cc_cr_enabled_flag)
3122 ub(3, sh_alf_cc_cr_aps_id);
3126 infer(sh_alf_enabled_flag,
ph->ph_alf_enabled_flag);
3127 if (current->sh_alf_enabled_flag) {
3128 infer(sh_num_alf_aps_ids_luma,
ph->ph_num_alf_aps_ids_luma);
3129 for (
i = 0;
i < current->sh_num_alf_aps_ids_luma;
i++)
3130 infer(sh_alf_aps_id_luma[
i],
ph->ph_alf_aps_id_luma[
i]);
3132 infer(sh_alf_cb_enabled_flag,
ph->ph_alf_cb_enabled_flag);
3133 infer(sh_alf_cr_enabled_flag,
ph->ph_alf_cr_enabled_flag);
3134 if (current->sh_alf_cb_enabled_flag ||current->sh_alf_cr_enabled_flag)
3135 infer(sh_alf_aps_id_chroma,
ph->ph_alf_aps_id_chroma);
3137 if (
sps->sps_ccalf_enabled_flag) {
3138 infer(sh_alf_cc_cb_enabled_flag,
ph->ph_alf_cc_cb_enabled_flag);
3139 if (current->sh_alf_cc_cb_enabled_flag)
3140 infer(sh_alf_cc_cb_aps_id,
ph->ph_alf_cc_cb_aps_id);
3142 infer(sh_alf_cc_cr_enabled_flag,
ph->ph_alf_cc_cr_enabled_flag);
3143 if (current->sh_alf_cc_cr_enabled_flag)
3144 infer(sh_alf_cc_cr_aps_id,
ph->ph_alf_cc_cr_aps_id);
3150 if (current->sh_picture_header_in_slice_header_flag) {
3151 infer(sh_lmcs_used_flag,
ph->ph_lmcs_enabled_flag);
3152 infer(sh_explicit_scaling_list_used_flag,
3153 ph->ph_explicit_scaling_list_enabled_flag);
3155 if (
ph->ph_lmcs_enabled_flag)
3156 flag(sh_lmcs_used_flag);
3158 infer(sh_lmcs_used_flag, 0);
3160 if (
ph->ph_explicit_scaling_list_enabled_flag)
3161 flag(sh_explicit_scaling_list_used_flag);
3163 infer(sh_explicit_scaling_list_used_flag, 0);
3166 if (!
pps->pps_rpl_info_in_ph_flag &&
3170 (
ctx, rw,
sps,
pps, ¤t->sh_ref_pic_lists));
3179 flag(sh_num_ref_idx_active_override_flag);
3180 if (current->sh_num_ref_idx_active_override_flag) {
3184 ues(sh_num_ref_idx_active_minus1[
i], 0, 14, 1,
i);
3186 infer(sh_num_ref_idx_active_minus1[
i], 0);
3189 infer(sh_num_ref_idx_active_override_flag, 1);
3192 for (
i = 0;
i < 2;
i++) {
3195 if (current->sh_num_ref_idx_active_override_flag) {
3196 current->num_ref_idx_active[
i] = current->sh_num_ref_idx_active_minus1[
i] + 1;
3198 current->num_ref_idx_active[
i] =
3200 pps->pps_num_ref_idx_default_active_minus1[
i] + 1);
3203 current->num_ref_idx_active[
i] = 0;
3208 if (
pps->pps_cabac_init_present_flag)
3209 flag(sh_cabac_init_flag);
3211 infer(sh_cabac_init_flag, 0);
3212 if (
ph->ph_temporal_mvp_enabled_flag && !
pps->pps_rpl_info_in_ph_flag) {
3214 flag(sh_collocated_from_l0_flag);
3216 infer(sh_collocated_from_l0_flag, 1);
3217 if ((current->sh_collocated_from_l0_flag &&
3218 current->num_ref_idx_active[0] > 1) ||
3219 (!current->sh_collocated_from_l0_flag &&
3220 current->num_ref_idx_active[1] > 1)) {
3221 unsigned int idx = current->sh_collocated_from_l0_flag ? 0 : 1;
3222 ue(sh_collocated_ref_idx, 0, current->num_ref_idx_active[idx] - 1);
3224 infer(sh_collocated_ref_idx, 0);
3227 if (!
pps->pps_wp_info_in_ph_flag &&
3228 ((
pps->pps_weighted_pred_flag &&
3230 (
pps->pps_weighted_bipred_flag &&
3233 current->num_ref_idx_active,
3234 ¤t->sh_pred_weight_table));
3237 qp_bd_offset = 6 *
sps->sps_bitdepth_minus8;
3238 if (!
pps->pps_qp_delta_info_in_ph_flag)
3239 se(sh_qp_delta, -qp_bd_offset - (26 +
pps->pps_init_qp_minus26),
3240 63 - (26 +
pps->pps_init_qp_minus26));
3241 if (
pps->pps_slice_chroma_qp_offsets_present_flag) {
3244 se(sh_cb_qp_offset, -12, 12);
3245 off =
pps->pps_cb_qp_offset + current->sh_cb_qp_offset;
3246 if (off < -12 || off > 12) {
3248 "pps_cb_qp_offset + sh_cb_qp_offset (%d) not in range [-12, 12].\n",
3253 se(sh_cr_qp_offset, -12, 12);
3254 off =
pps->pps_cr_qp_offset + current->sh_cr_qp_offset;
3255 if (off < -12 || off > 12) {
3257 "pps_cr_qp_offset + sh_cr_qp_offset (%d) not in range [-12, 12].\n",
3262 if (
sps->sps_joint_cbcr_enabled_flag) {
3263 se(sh_joint_cbcr_qp_offset, -12, 12);
3265 pps->pps_joint_cbcr_qp_offset_value +
3266 current->sh_joint_cbcr_qp_offset;
3267 if (off < -12 || off > 12) {
3269 "pps_joint_cbcr_qp_offset_value + sh_joint_cbcr_qp_offset (%d)"
3270 "not in range [-12, 12]. \n", off);
3274 infer(sh_joint_cbcr_qp_offset, 0);
3277 infer(sh_cb_qp_offset, 0);
3278 infer(sh_cr_qp_offset, 0);
3279 infer(sh_joint_cbcr_qp_offset, 0);
3281 if (
pps->pps_cu_chroma_qp_offset_list_enabled_flag)
3282 flag(sh_cu_chroma_qp_offset_enabled_flag);
3284 infer(sh_cu_chroma_qp_offset_enabled_flag, 0);
3285 if (
sps->sps_sao_enabled_flag && !
pps->pps_sao_info_in_ph_flag) {
3286 flag(sh_sao_luma_used_flag);
3287 if (
sps->sps_chroma_format_idc != 0)
3288 flag(sh_sao_chroma_used_flag);
3290 infer(sh_sao_chroma_used_flag,
ph->ph_sao_chroma_enabled_flag);
3292 infer(sh_sao_luma_used_flag,
ph->ph_sao_luma_enabled_flag);
3293 infer(sh_sao_chroma_used_flag,
ph->ph_sao_chroma_enabled_flag);
3296 if (
pps->pps_deblocking_filter_override_enabled_flag &&
3297 !
pps->pps_dbf_info_in_ph_flag)
3298 flag(sh_deblocking_params_present_flag);
3300 infer(sh_deblocking_params_present_flag, 0);
3301 if (current->sh_deblocking_params_present_flag) {
3302 if (!
pps->pps_deblocking_filter_disabled_flag)
3303 flag(sh_deblocking_filter_disabled_flag);
3305 infer(sh_deblocking_filter_disabled_flag, 0);
3306 if (!current->sh_deblocking_filter_disabled_flag) {
3307 se(sh_luma_beta_offset_div2, -12, 12);
3308 se(sh_luma_tc_offset_div2, -12, 12);
3309 if (
pps->pps_chroma_tool_offsets_present_flag) {
3310 se(sh_cb_beta_offset_div2, -12, 12);
3311 se(sh_cb_tc_offset_div2, -12, 12);
3312 se(sh_cr_beta_offset_div2, -12, 12);
3313 se(sh_cr_tc_offset_div2, -12, 12);
3315 infer(sh_cb_beta_offset_div2,
3316 current->sh_luma_beta_offset_div2);
3317 infer(sh_cb_tc_offset_div2, current->sh_luma_tc_offset_div2);
3318 infer(sh_cr_beta_offset_div2,
3319 current->sh_luma_beta_offset_div2);
3320 infer(sh_cr_tc_offset_div2, current->sh_luma_tc_offset_div2);
3324 infer(sh_deblocking_filter_disabled_flag,
ph->ph_deblocking_filter_disabled_flag);
3325 if (!current->sh_deblocking_filter_disabled_flag) {
3326 infer(sh_luma_beta_offset_div2,
ph->ph_luma_beta_offset_div2);
3327 infer(sh_luma_tc_offset_div2,
ph->ph_luma_tc_offset_div2);
3328 infer(sh_cb_beta_offset_div2,
ph->ph_cb_beta_offset_div2);
3329 infer(sh_cb_tc_offset_div2,
ph->ph_cb_tc_offset_div2);
3330 infer(sh_cr_beta_offset_div2,
ph->ph_cr_beta_offset_div2);
3331 infer(sh_cr_tc_offset_div2,
ph->ph_cr_tc_offset_div2);
3335 if (
sps->sps_dep_quant_enabled_flag)
3336 flag(sh_dep_quant_used_flag);
3338 infer(sh_dep_quant_used_flag, 0);
3340 if (
sps->sps_sign_data_hiding_enabled_flag &&
3341 !current->sh_dep_quant_used_flag)
3342 flag(sh_sign_data_hiding_used_flag);
3344 infer(sh_sign_data_hiding_used_flag, 0);
3346 if (
sps->sps_transform_skip_enabled_flag &&
3347 !current->sh_dep_quant_used_flag &&
3348 !current->sh_sign_data_hiding_used_flag)
3349 flag(sh_ts_residual_coding_disabled_flag);
3351 infer(sh_ts_residual_coding_disabled_flag, 0);
3353 if (!current->sh_ts_residual_coding_disabled_flag &&
3354 sps->sps_ts_residual_coding_rice_present_in_sh_flag)
3355 ub(3, sh_ts_residual_coding_rice_idx_minus1);
3357 infer(sh_ts_residual_coding_rice_idx_minus1, 0);
3359 if (
sps->sps_reverse_last_sig_coeff_enabled_flag)
3360 flag(sh_reverse_last_sig_coeff_flag);
3362 infer(sh_reverse_last_sig_coeff_flag, 0);
3364 if (
pps->pps_slice_header_extension_present_flag) {
3365 ue(sh_slice_header_extension_length, 0, 256);
3366 for (
i = 0;
i < current->sh_slice_header_extension_length;
i++)
3367 us(8, sh_slice_header_extension_data_byte[
i], 0x00, 0xff, 1,
i);
3370 current->num_entry_points = 0;
3371 if (
sps->sps_entry_point_offsets_present_flag) {
3372 uint8_t entropy_sync =
sps->sps_entropy_coding_sync_enabled_flag;
3374 if (
pps->pps_rect_slice_flag) {
3376 int slice_idx = current->sh_slice_address;
3377 for (
i = 0;
i < current->curr_subpic_idx;
i++) {
3378 slice_idx +=
pps->num_slices_in_subpic[
i];
3381 pps->pps_slice_width_in_tiles_minus1[slice_idx] + 1;
3384 height =
pps->slice_height_in_ctus[slice_idx];
3386 height =
pps->pps_slice_height_in_tiles_minus1[slice_idx] + 1;
3388 current->num_entry_points = width_in_tiles *
height;
3392 for (tile_idx = current->sh_slice_address;
3394 current->sh_slice_address +
3395 current->sh_num_tiles_in_slice_minus1; tile_idx++) {
3396 tile_y = tile_idx /
pps->num_tile_rows;
3398 current->num_entry_points += (entropy_sync ?
height : 1);
3401 current->num_entry_points--;
3404 "%" PRIu16
".\n", current->num_entry_points);
3407 if (current->num_entry_points > 0) {
3408 ue(sh_entry_offset_len_minus1, 0, 31);
3409 for (
i = 0;
i < current->num_entry_points;
i++) {
3410 ubs(current->sh_entry_offset_len_minus1 + 1,
3411 sh_entry_point_offset_minus1[
i], 1,
i);
3427 HEADER(
"Decoded Picture Hash");
3429 u(8, dph_sei_hash_type, 0, 2);
3430 flag(dph_sei_single_component_flag);
3431 ub(7, dph_sei_reserved_zero_7bits);
3433 for (c_idx = 0; c_idx < (current->dph_sei_single_component_flag ? 1 : 3);
3435 if (current->dph_sei_hash_type == 0) {
3436 for (
i = 0;
i < 16;
i++)
3437 us(8, dph_sei_picture_md5[c_idx][
i], 0x00, 0xff, 2, c_idx,
i);
3438 }
else if (current->dph_sei_hash_type == 1) {
3439 us(16, dph_sei_picture_crc[c_idx], 0x0000, 0xffff, 1, c_idx);
3440 }
else if (current->dph_sei_hash_type == 2) {
3441 us(32, dph_sei_picture_checksum[c_idx], 0x00000000, 0xffffffff, 1,
3454 HEADER(
"Prefix Supplemental Enhancement Information");
3456 HEADER(
"Suffix Supplemental Enhancement Information");