FFmpeg coverage


Directory: ../../../ffmpeg/
File: src/libavcodec/cbs_h266_syntax_template.c
Date: 2024-07-14 13:34:57
Exec Total Coverage
Lines: 1549 2124 72.9%
Functions: 58 62 93.5%
Branches: 1573 3338 47.1%

Line Branch Exec Source
1 /*
2 * This file is part of FFmpeg.
3 *
4 * FFmpeg is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * FFmpeg is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with FFmpeg; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
17 */
18
19 17982 static int FUNC(rbsp_trailing_bits) (CodedBitstreamContext *ctx,
20 RWContext *rw)
21 {
22 int err;
23
24
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17982 fixed(1, rbsp_stop_one_bit, 1);
25
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115648 while (byte_alignment(rw) != 0)
26
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97666 fixed(1, rbsp_alignment_zero_bit, 0);
27 17982 return 0;
28 }
29
30 39778 static int FUNC(nal_unit_header) (CodedBitstreamContext *ctx, RWContext *rw,
31 H266RawNALUnitHeader *current,
32 int expected_nal_unit_type)
33 {
34 int err;
35
36
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39778 fixed(1, forbidden_zero_bit, 0);
37
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39778 flag(nuh_reserved_zero_bit);
38
39
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39778 u(6, nuh_layer_id, 0, 55);
40
41
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39778 if (expected_nal_unit_type >= 0)
42
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17982 u(5, nal_unit_type, expected_nal_unit_type, expected_nal_unit_type);
43 else
44
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21796 ub(5, nal_unit_type);
45
46
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39778 u(3, nuh_temporal_id_plus1, 1, 7);
47 39778 return 0;
48 }
49
50 21796 static int FUNC(byte_alignment) (CodedBitstreamContext *ctx, RWContext *rw)
51 {
52 int err;
53
54
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21796 fixed(1, byte_alignment_bit_equal_to_one, 1);
55
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83994 while (byte_alignment(rw) != 0)
56
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62198 fixed(1, byte_alignment_bit_equal_to_zero, 0);
57 21796 return 0;
58 }
59
60 2420 static int FUNC(general_constraints_info) (CodedBitstreamContext *ctx,
61 RWContext *rw,
62 H266GeneralConstraintsInfo *current)
63 {
64 int err, i, num_additional_bits_used;
65
66
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2420 flag(gci_present_flag);
67
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2420 if (current->gci_present_flag) {
68 /* general */
69 flag(gci_intra_only_constraint_flag);
70 flag(gci_all_layers_independent_constraint_flag);
71 flag(gci_one_au_only_constraint_flag);
72
73 /* picture format */
74 u(4, gci_sixteen_minus_max_bitdepth_constraint_idc, 0, 8);
75 ub(2, gci_three_minus_max_chroma_format_constraint_idc);
76
77 /* NAL unit type related */
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);
88
89 /* tile, slice, subpicture partitioning */
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);
96
97 /* CTU and block partitioning */
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);
102
103 /* intra */
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);
110
111 /* inter */
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);
128
129 /* transform, quantization, residual */
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);
143
144 /* loop filter */
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;
160 } else {
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;
168 }
169
170 for (i = 0; i < current->gci_num_additional_bits - num_additional_bits_used; i++)
171 flags(gci_reserved_bit[i], 1, i);
172 }
173
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14520 while (byte_alignment(rw) != 0)
174
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12100 fixed(1, gci_alignment_zero_bit, 0);
175 2420 return 0;
176 }
177
178 2448 static int FUNC(profile_tier_level) (CodedBitstreamContext *ctx,
179 RWContext *rw,
180 H266RawProfileTierLevel *current,
181 int profile_tier_present_flag,
182 int max_num_sub_layers_minus1)
183 {
184 int err, i;
185
186
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2448 if (profile_tier_present_flag) {
187
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2420 ub(7, general_profile_idc);
188
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2420 flag(general_tier_flag);
189 }
190
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2448 ub(8, general_level_idc);
191
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2448 flag(ptl_frame_only_constraint_flag);
192
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2448 flag(ptl_multilayer_enabled_flag);
193
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2448 if (profile_tier_present_flag) {
194
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2420 CHECK(FUNC(general_constraints_info) (ctx, rw,
195 &current->
196 general_constraints_info));
197 }
198
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5310 for (i = max_num_sub_layers_minus1 - 1; i >= 0; i--)
199
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2862 flags(ptl_sublayer_level_present_flag[i], 1, i);
200
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5034 while (byte_alignment(rw) != 0)
201
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2586 flag(ptl_reserved_zero_bit);
202
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5310 for (i = max_num_sub_layers_minus1 - 1; i >= 0; i--)
203
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2862 if (current->ptl_sublayer_level_present_flag[i])
204 ubs(8, sublayer_level_idc[i], 1, i);
205
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2448 if (profile_tier_present_flag) {
206
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2420 ub(8, ptl_num_sub_profiles);
207
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2420 for (i = 0; i < current->ptl_num_sub_profiles; i++)
208 ubs(32, general_sub_profile_idc[i], 1, i);
209 }
210 2448 return 0;
211 }
212
213 2352 static int FUNC(vui_parameters_default) (CodedBitstreamContext *ctx,
214 RWContext *rw, H266RawVUI *current)
215 {
216 //defined in D.8
217
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2352 infer(vui_progressive_source_flag, 0);
218
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2352 infer(vui_interlaced_source_flag, 0);
219
220
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2352 infer(vui_non_packed_constraint_flag, 0);
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2352 infer(vui_non_projected_constraint_flag, 0);
222
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2352 infer(vui_aspect_ratio_constant_flag, 0);
224
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2352 infer(vui_aspect_ratio_idc, 0);
225
226
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2352 infer(vui_overscan_info_present_flag, 0);
227
228
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2352 infer(vui_colour_primaries, 2);
229
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2352 infer(vui_transfer_characteristics, 2);
230
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2352 infer(vui_matrix_coeffs, 2);
231
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2352 infer(vui_full_range_flag, 0);
232
233
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2352 infer(vui_chroma_sample_loc_type_frame, 6);
234
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2352 infer(vui_chroma_sample_loc_type_top_field, 6);
235
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2352 infer(vui_chroma_sample_loc_type_bottom_field, 6);
236 2352 return 0;
237 }
238
239 32 static int FUNC(vui_parameters) (CodedBitstreamContext *ctx, RWContext *rw,
240 H266RawVUI *current,
241 uint8_t chroma_format_idc)
242 {
243 int err;
244
245
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32 flag(vui_progressive_source_flag);
246
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32 flag(vui_interlaced_source_flag);
247
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32 flag(vui_non_packed_constraint_flag);
248
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32 flag(vui_non_projected_constraint_flag);
249
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32 flag(vui_aspect_ratio_info_present_flag);
250
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32 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);
256 }
257 } else {
258
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32 infer(vui_aspect_ratio_constant_flag, 0);
259
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32 infer(vui_aspect_ratio_idc, 0);
260 }
261
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32 flag(vui_overscan_info_present_flag);
262
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32 if (current->vui_overscan_info_present_flag)
263 flag(vui_overscan_appropriate_flag);
264
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32 flag(vui_colour_description_present_flag);
265
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32 if (current->vui_colour_description_present_flag) {
266 ub(8, vui_colour_primaries);
267 av_log(ctx->log_ctx, AV_LOG_DEBUG, "vui_colour_primaries == %d \n",
268 current->vui_colour_primaries);
269 ub(8, vui_transfer_characteristics);
270 av_log(ctx->log_ctx, AV_LOG_DEBUG,
271 "vui_transfer_characteristics == %d \n",
272 current->vui_transfer_characteristics);
273 ub(8, vui_matrix_coeffs);
274 av_log(ctx->log_ctx, AV_LOG_DEBUG, "vui_matrix_coeffs == %d \n",
275 current->vui_matrix_coeffs);
276 flag(vui_full_range_flag);
277 } else {
278
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32 infer(vui_colour_primaries, 2);
279
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32 infer(vui_transfer_characteristics, 2);
280
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32 infer(vui_matrix_coeffs, 2);
281
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32 infer(vui_full_range_flag, 0);
282 }
283
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32 flag(vui_chroma_loc_info_present_flag);
284
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32 if (chroma_format_idc != 1 && current->vui_chroma_loc_info_present_flag) {
285 av_log(ctx->log_ctx, AV_LOG_ERROR, "chroma_format_idc == %d,"
286 "vui_chroma_loc_info_present_flag can't not be true",
287 chroma_format_idc);
288 return AVERROR_INVALIDDATA;
289 }
290
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32 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);
294 } else {
295 ue(vui_chroma_sample_loc_type_top_field, 0, 6);
296 ue(vui_chroma_sample_loc_type_bottom_field, 0, 6);
297 }
298 } else {
299
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32 if (chroma_format_idc == 1) {
300
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32 infer(vui_chroma_sample_loc_type_frame, 6);
301
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32 infer(vui_chroma_sample_loc_type_top_field,
302 current->vui_chroma_sample_loc_type_frame);
303
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32 infer(vui_chroma_sample_loc_type_bottom_field,
304 current->vui_chroma_sample_loc_type_frame);
305 }
306 }
307 32 return 0;
308 }
309
310 static int FUNC(payload_extension) (CodedBitstreamContext *ctx, RWContext *rw,
311 H266RawExtensionData *current,
312 uint32_t payload_size, int cur_pos)
313 {
314 int err;
315 size_t byte_length, k;
316
317 #ifdef READ
318 GetBitContext tmp;
319 int bits_left, payload_zero_bits;
320
321 if (!cbs_h265_payload_extension_present(rw, payload_size, cur_pos))
322 return 0;
323
324 bits_left = 8 * payload_size - cur_pos;
325 tmp = *rw;
326 if (bits_left > 8)
327 skip_bits_long(&tmp, bits_left - 8);
328 payload_zero_bits = get_bits(&tmp, FFMIN(bits_left, 8));
329 if (!payload_zero_bits)
330 return AVERROR_INVALIDDATA;
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);
334 #endif
335
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],
340 0, MAX_UINT_BITS(length), 0);
341 }
342
343 return 0;
344 }
345
346 32 static int FUNC(vui_payload) (CodedBitstreamContext *ctx, RWContext *rw,
347 H266RawVUI *current, uint16_t vui_payload_size,
348 uint8_t chroma_format_idc)
349 {
350 int err;
351 int start_position, current_position;
352
353 32 start_position = bit_position(rw);
354
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32 CHECK(FUNC(vui_parameters) (ctx, rw, current, chroma_format_idc));
355 32 current_position = bit_position(rw) - start_position;
356
357
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32 if (current_position < 8 * vui_payload_size) {
358 CHECK(FUNC(payload_extension) (ctx, rw, &current->extension_data,
359 vui_payload_size, current_position));
360 fixed(1, vui_payload_bit_equal_to_one, 1);
361 while (byte_alignment(rw) != 0)
362 fixed(1, vui_payload_bit_equal_to_zero, 0);
363 }
364 32 return 0;
365 }
366
367 4 static int FUNC(extension_data) (CodedBitstreamContext *ctx, RWContext *rw,
368 H266RawExtensionData *current)
369 {
370 int err;
371 size_t k;
372 #ifdef READ
373 GetBitContext start;
374 uint8_t bit;
375 2 start = *rw;
376
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10 for (k = 0; cbs_h2645_read_more_rbsp_data(rw); k++)
377 8 skip_bits(rw, 1);
378 2 current->bit_length = k;
379
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2 if (k > 0) {
380 2 *rw = start;
381
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2 allocate(current->data, (current->bit_length + 7) / 8);
382
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10 for (k = 0; k < current->bit_length; k++) {
383
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8 xu(1, extension_data, bit, 0, 1, 0);
384 8 current->data[k / 8] |= bit << (7 - k % 8);
385 }
386 }
387 #else
388
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389
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8 xu(1, extension_data, current->data[k / 8] >> (7 - k % 8) & 1, 0, 1, 0);
390 #endif
391 4 return 0;
392 }
393
394 2412 static int FUNC(dpb_parameters) (CodedBitstreamContext *ctx, RWContext *rw,
395 H266DpbParameters *current,
396 uint8_t max_sublayers_minus1,
397 uint8_t sublayer_info_flag)
398 {
399 int err, i;
400
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2412 for (i = (sublayer_info_flag ? 0 : max_sublayers_minus1);
401
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4952 i <= max_sublayers_minus1; i++) {
402
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2540 ues(dpb_max_dec_pic_buffering_minus1[i], 0, VVC_MAX_DPB_SIZE - 1, 1, i);
403
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2540 ues(dpb_max_num_reorder_pics[i],
404 0, current->dpb_max_dec_pic_buffering_minus1[i], 1, i);
405
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2540 ues(dpb_max_latency_increase_plus1[i], 0, UINT32_MAX - 1, 1, i);
406 }
407 2412 return 0;
408 }
409
410 124544 static int FUNC(ref_pic_list_struct) (CodedBitstreamContext *ctx,
411 RWContext *rw,
412 H266RefPicListStruct *current,
413 uint8_t list_idx, uint8_t rpls_idx,
414 const H266RawSPS *sps)
415 {
416 124544 CodedBitstreamH266Context *h266 = ctx->priv_data;
417 124544 int err, i, j, general_layer_idx = -1, num_direct_ref_layers = 0;
418 124544 const H266RawVPS *vps = h266->vps[sps->sps_video_parameter_set_id];
419
420
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124544 if (!vps) {
421 av_log(ctx->log_ctx, AV_LOG_ERROR,
422 "VPS id %d not available.\n", sps->sps_video_parameter_set_id);
423 return AVERROR_INVALIDDATA;
424 }
425 //7.4.3.3 (29)
426
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125332 for (i = 0; i <= vps->vps_max_layers_minus1; i++) {
427
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125332 if (sps->nal_unit_header.nuh_layer_id == vps->vps_layer_id[i]) {
428 124544 general_layer_idx = i;
429 124544 break;
430 }
431 }
432
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124544 if (general_layer_idx < 0) {
433 av_log(ctx->log_ctx, AV_LOG_ERROR, "vps_layer_id %d not available.\n",
434 sps->nal_unit_header.nuh_layer_id);
435 return AVERROR_INVALIDDATA;
436 }
437 //7.4.3.3 (28)
438
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250964 for (j = 0; j <= vps->vps_max_layers_minus1; j++) {
439
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126420 if (vps->vps_direct_ref_layer_flag[general_layer_idx][j])
440 788 num_direct_ref_layers++;
441 }
442
443
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124544 ue(num_ref_entries, 0, VVC_MAX_REF_ENTRIES);
444
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124544 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
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124544 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
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382438 for (i = 0, j = 0; i < current->num_ref_entries; i++) {
452
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257894 if (sps->sps_inter_layer_prediction_enabled_flag)
453
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2566 flags(inter_layer_ref_pic_flag[i], 1, i);
454 else
455
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255328 infer(inter_layer_ref_pic_flag[i], 0);
456
457
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257894 if (!current->inter_layer_ref_pic_flag[i]) {
458
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257546 if (sps->sps_long_term_ref_pics_flag)
459 flags(st_ref_pic_flag[i], 1, i);
460 else
461
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257546 infer(st_ref_pic_flag[i], 1);
462
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257546 if (current->st_ref_pic_flag[i]) {
463 int abs_delta_poc_st;
464
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257546 ues(abs_delta_poc_st[i], 0, MAX_UINT_BITS(15), 1, i);
465
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257546 if ((sps->sps_weighted_pred_flag ||
466
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257546 sps->sps_weighted_bipred_flag) && i != 0)
467 1144 abs_delta_poc_st = current->abs_delta_poc_st[i];
468 else
469 256402 abs_delta_poc_st = current->abs_delta_poc_st[i] + 1;
470
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257546 if (abs_delta_poc_st > 0)
471
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257546 flags(strp_entry_sign_flag[i], 1, i);
472 } else {
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);
476 j++;
477 }
478 }
479 } else {
480
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348 if (num_direct_ref_layers == 0) {
481 av_log(ctx->log_ctx, AV_LOG_ERROR,
482 "num_direct_ref_layers needs > 0.\n");
483 return AVERROR_INVALIDDATA;
484 }
485
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348 ues(ilrp_idx[i], 0, num_direct_ref_layers - 1, 1, i);
486 }
487 }
488 124544 return 0;
489 }
490
491 17768 static int FUNC(ref_pic_lists) (CodedBitstreamContext *ctx, RWContext *rw,
492 const H266RawSPS *sps, const H266RawPPS *pps,
493 H266RefPicLists *current) {
494 const H266RefPicListStruct * ref_list;
495 int err, i, j, num_ltrp_entries;
496
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53304 for (i = 0; i < 2; i++) {
497
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35536 if (sps->sps_num_ref_pic_lists[i] > 0 &&
498
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17768 (i == 0 || (i == 1 && pps->pps_rpl1_idx_present_flag))) {
499
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17768 flags(rpl_sps_flag[i], 1, i);
500 } else {
501
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17768 if (sps->sps_num_ref_pic_lists[i] == 0) {
502 infer(rpl_sps_flag[i], 0);
503 } else {
504
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17768 if (!pps->pps_rpl1_idx_present_flag && i == 1)
505
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17768 infer(rpl_sps_flag[1], current->rpl_sps_flag[0]);
506 }
507 }
508
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35536 if (current->rpl_sps_flag[i]) {
509
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23348 if (sps->sps_num_ref_pic_lists[i] > 1 &&
510
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23328 (i == 0 || (i == 1 && pps->pps_rpl1_idx_present_flag))) {
511 11664 uint8_t bits = av_ceil_log2(sps->sps_num_ref_pic_lists[i]);
512
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11664 us(bits, rpl_idx[i], 0, sps->sps_num_ref_pic_lists[i] - 1, 1, i);
513
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11684 } else if (sps->sps_num_ref_pic_lists[i] == 1) {
514
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20 infer(rpl_idx[i], 0);
515
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11664 } else if (i == 1 && !pps->pps_rpl1_idx_present_flag) {
516
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11664 infer(rpl_idx[1], current->rpl_idx[0]);
517 } else {
518 //how to handle this? or never happpend?
519 av_log(ctx->log_ctx, AV_LOG_ERROR,
520 "can't infer the rpl_idx[i]\n");
521 return AVERROR_PATCHWELCOME;
522 }
523 23348 memcpy(&current->rpl_ref_list[i],
524 23348 &sps->sps_ref_pic_list_struct[i][current->rpl_idx[i]],
525 sizeof(current->rpl_ref_list[i]));
526 } else {
527
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12188 CHECK(FUNC(ref_pic_list_struct) (ctx, rw, &current->rpl_ref_list[i],
528 i, sps->sps_num_ref_pic_lists[i],
529 sps));
530 }
531 35536 ref_list = &current->rpl_ref_list[i];
532
533 35536 num_ltrp_entries = 0;
534
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104826 for (int k = 0; k < ref_list->num_ref_entries; k++) {
535
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69290 if (!ref_list->inter_layer_ref_pic_flag[k]) {
536
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68942 if (!ref_list->st_ref_pic_flag[k]) {
537 num_ltrp_entries++;
538 }
539 }
540 }
541
542
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35536 for (j = 0; j < num_ltrp_entries; j++) {
543 if (ref_list->ltrp_in_header_flag) {
544 ubs(sps->sps_log2_max_pic_order_cnt_lsb_minus4 + 4,
545 poc_lsb_lt[i][j], 2, i, j);
546 }
547 flags(delta_poc_msb_cycle_present_flag[i][j], 2, i, j);
548 if (current->delta_poc_msb_cycle_present_flag[i][j]) {
549 uint32_t max =
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);
552 }
553 }
554 }
555 17768 return 0;
556 }
557
558 32 static int FUNC(general_timing_hrd_parameters)(CodedBitstreamContext *ctx,
559 RWContext *rw,
560 H266RawGeneralTimingHrdParameters *current)
561 {
562 int err;
563
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32 ub(32, num_units_in_tick);
564
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32 u(32, time_scale, 1, MAX_UINT_BITS(32));
565
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32 flag(general_nal_hrd_params_present_flag);
566
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32 flag(general_vcl_hrd_params_present_flag);
567
568
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32 if (current->general_nal_hrd_params_present_flag ||
569 current->general_vcl_hrd_params_present_flag) {
570
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32 flag(general_same_pic_timing_in_all_ols_flag);
571
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32 flag(general_du_hrd_params_present_flag);
572
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32 if (current->general_du_hrd_params_present_flag)
573 ub(8, tick_divisor_minus2);
574
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32 ub(4, bit_rate_scale);
575
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32 ub(4, cpb_size_scale);
576
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32 if (current->general_du_hrd_params_present_flag)
577 ub(4, cpb_size_du_scale);
578
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32 ue(hrd_cpb_cnt_minus1, 0, 31);
579 } else {
580 //infer general_same_pic_timing_in_all_ols_flag?
581 infer(general_du_hrd_params_present_flag, 0);
582 }
583 32 return 0;
584 }
585
586 320 static int FUNC(sublayer_hrd_parameters) (CodedBitstreamContext *ctx,
587 RWContext *rw,
588 H266RawSubLayerHRDParameters *current,
589 int sublayer_id,
590 const H266RawGeneralTimingHrdParameters *general)
591 {
592 int err, i;
593
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640 for (i = 0; i <= general->hrd_cpb_cnt_minus1; i++) {
594
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320 ues(bit_rate_value_minus1[sublayer_id][i], 0, UINT32_MAX - 1, 2,
595 sublayer_id, i);
596
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320 ues(cpb_size_value_minus1[sublayer_id][i], 0, UINT32_MAX - 1, 2,
597 sublayer_id, i);
598
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320 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);
603 }
604
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320 flags(cbr_flag[sublayer_id][i], 2, sublayer_id, i);
605 }
606 320 return 0;
607 }
608
609 32 static int FUNC(ols_timing_hrd_parameters) (CodedBitstreamContext *ctx,
610 RWContext *rw, H266RawOlsTimingHrdParameters *current,
611 uint8_t first_sublayer, uint8_t max_sublayers_minus1,
612 const H266RawGeneralTimingHrdParameters *general)
613 {
614 int err, i;
615
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192 for (i = first_sublayer; i <= max_sublayers_minus1; i++) {
616
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160 flags(fixed_pic_rate_general_flag[i], 1, i);
617
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160 if (!current->fixed_pic_rate_general_flag[i])
618 flags(fixed_pic_rate_within_cvs_flag[i], 1, i);
619 else
620
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160 infer(fixed_pic_rate_within_cvs_flag[i], 1);
621
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160 if (current->fixed_pic_rate_within_cvs_flag[i]) {
622
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160 ues(elemental_duration_in_tc_minus1[i], 0, 2047, 1, i);
623
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160 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);
628 } else {
629 infer(low_delay_hrd_flag[i], 0);
630 }
631
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160 if (general->general_nal_hrd_params_present_flag)
632
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160 CHECK(FUNC(sublayer_hrd_parameters) (ctx, rw,
633 &current->nal_sub_layer_hrd_parameters,
634 i, general));
635
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160 if (general->general_vcl_hrd_params_present_flag)
636
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160 CHECK(FUNC(sublayer_hrd_parameters) (ctx, rw,
637 &current->nal_sub_layer_hrd_parameters,
638 i, general));
639 }
640 32 return 0;
641 }
642
643 4 static int FUNC(opi)(CodedBitstreamContext *ctx, RWContext *rw,
644 H266RawOPI *current)
645 {
646 int err;
647
648 4 HEADER("Operating point information");
649
650
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4 CHECK(FUNC(nal_unit_header)(ctx, rw,
651 &current->nal_unit_header, VVC_OPI_NUT));
652
653
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4 flag(opi_ols_info_present_flag);
654
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4 flag(opi_htid_info_present_flag);
655
656
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4 if(current->opi_ols_info_present_flag)
657 ue(opi_ols_idx, 0, VVC_MAX_TOTAL_NUM_OLSS - 1);
658
659
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4 if(current->opi_htid_info_present_flag)
660 ub(3, opi_htid_plus1);
661
662
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4 flag(opi_extension_flag);
663
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4 if (current->opi_extension_flag)
664
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4 CHECK(FUNC(extension_data) (ctx, rw, &current->extension_data));
665
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4 CHECK(FUNC(rbsp_trailing_bits) (ctx, rw));
666
667 4 return 0;
668 }
669
670 8 static int FUNC(dci)(CodedBitstreamContext *ctx, RWContext *rw,
671 H266RawDCI *current)
672 {
673 int err, i;
674
675 8 HEADER("Decoding capability information");
676
677
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8 CHECK(FUNC(nal_unit_header)(ctx, rw,
678 &current->nal_unit_header, VVC_DCI_NUT));
679
680
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8 ub(4, dci_reserved_zero_4bits);
681
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8 ub(4, dci_num_ptls_minus1);
682
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16 for (i = 0; i <= current->dci_num_ptls_minus1; i++)
683
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8 CHECK(FUNC(profile_tier_level)(ctx, rw,
684 current->dci_profile_tier_level + i, 1, 0));
685
686
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8 flag(dci_extension_flag);
687
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8 if (current->dci_extension_flag)
688 CHECK(FUNC(extension_data)(ctx, rw, &current->extension_data));
689
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8 CHECK(FUNC(rbsp_trailing_bits)(ctx, rw));
690
691 8 return 0;
692 }
693
694 28 static int FUNC(vps) (CodedBitstreamContext *ctx, RWContext *rw,
695 H266RawVPS *current)
696 {
697 int err, i, j, k;
698 28 uint16_t total_num_olss = 0;
699 28 uint8_t ols_mode_idc = 0;
700 28 uint16_t num_multi_layer_olss = 0;
701 uint8_t layer_included_in_ols_flag[VVC_MAX_TOTAL_NUM_OLSS][VVC_MAX_LAYERS];
702 uint8_t num_ref_layers[VVC_MAX_LAYERS];
703 uint8_t reference_layer_idx[VVC_MAX_LAYERS][VVC_MAX_LAYERS];
704
705 28 HEADER("Video Parameter Set");
706
707
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28 CHECK(FUNC(nal_unit_header) (ctx, rw,
708 &current->nal_unit_header, VVC_VPS_NUT));
709
710
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28 u(4, vps_video_parameter_set_id, 1, VVC_MAX_VPS_COUNT - 1);
711
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28 ub(6, vps_max_layers_minus1);
712
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28 u(3, vps_max_sublayers_minus1, 0, 6);
713
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28 if (current->vps_max_layers_minus1 > 0
714
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28 && current->vps_max_sublayers_minus1 > 0)
715
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12 flag(vps_default_ptl_dpb_hrd_max_tid_flag);
716 else
717
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16 infer(vps_default_ptl_dpb_hrd_max_tid_flag, 1);
718
719
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28 if (current->vps_max_layers_minus1 > 0)
720
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28 flag(vps_all_independent_layers_flag);
721 else
722 infer(vps_all_independent_layers_flag, 1);
723
724
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84 for (i = 0; i <= current->vps_max_layers_minus1; i++) {
725
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56 ubs(6, vps_layer_id[i], 1, i);
726
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56 if (i > 0 && current->vps_layer_id[i] <= current->vps_layer_id[i - 1]) {
727 av_log(ctx->log_ctx, AV_LOG_ERROR,
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]);
731 return AVERROR_INVALIDDATA;
732 }
733
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56 if (i > 0 && !current->vps_all_independent_layers_flag) {
734
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28 flags(vps_independent_layer_flag[i], 1, i);
735
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28 if (!current->vps_independent_layer_flag[i]) {
736
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28 flags(vps_max_tid_ref_present_flag[i], 1, i);
737
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56 for (j = 0; j < i; j++) {
738
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28 flags(vps_direct_ref_layer_flag[i][j], 2, i, j);
739
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28 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);
742 } else {
743
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28 infer(vps_max_tid_il_ref_pics_plus1[i][j],
744 current->vps_max_sublayers_minus1 + 1);
745 }
746 }
747 } else {
748 for (j = 0; j < i; j++) {
749 infer(vps_direct_ref_layer_flag[i][j], 0);
750 }
751 }
752 } else {
753
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28 infer(vps_independent_layer_flag[i], 1);
754
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28 for (j = 0; j < i; j++) {
755 infer(vps_direct_ref_layer_flag[i][j], 0);
756 }
757 }
758 }
759
760
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28 if (current->vps_max_layers_minus1 > 0) {
761
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28 if (current->vps_all_independent_layers_flag)
762 flag(vps_each_layer_is_an_ols_flag);
763 else
764
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28 infer(vps_each_layer_is_an_ols_flag, 0);
765
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28 if (!current->vps_each_layer_is_an_ols_flag) {
766
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28 if (!current->vps_all_independent_layers_flag)
767
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28 ub(2, vps_ols_mode_idc);
768 else
769 infer(vps_ols_mode_idc, 2);
770
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28 if (current->vps_ols_mode_idc == 2) {
771
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28 ub(8, vps_num_output_layer_sets_minus2);
772
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56 for (i = 1; i <= current->vps_num_output_layer_sets_minus2 + 1;
773 28 i++)
774
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84 for (j = 0; j <= current->vps_max_layers_minus1; j++)
775
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56 flags(vps_ols_output_layer_flag[i][j], 2, i, j);
776 }
777 28 ols_mode_idc = current->vps_ols_mode_idc;
778 } else {
779 ols_mode_idc = 4;
780 }
781
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28 if (ols_mode_idc == 4 || ols_mode_idc == 0 || ols_mode_idc == 1)
782 total_num_olss = current->vps_max_layers_minus1 + 1;
783
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28 else if (ols_mode_idc == 2)
784 28 total_num_olss = current->vps_num_output_layer_sets_minus2 + 2;
785 else
786 av_log(ctx->log_ctx, AV_LOG_ERROR,
787 "ols_mode_idc == 3, patch welcome");
788
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28 u(8, vps_num_ptls_minus1, 0, total_num_olss - 1);
789 } else {
790 infer(vps_each_layer_is_an_ols_flag, 1);
791 infer(vps_num_ptls_minus1, 0);
792 }
793
794
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84 for (i = 0; i <= current->vps_num_ptls_minus1; i++) {
795
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56 if (i > 0)
796
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28 flags(vps_pt_present_flag[i], 1, i);
797 else
798
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28 infer(vps_pt_present_flag[i], 1);
799
800
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56 if (!current->vps_default_ptl_dpb_hrd_max_tid_flag)
801
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24 us(3, vps_ptl_max_tid[i], 0, current->vps_max_sublayers_minus1, 1, i);
802 else
803
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32 infer(vps_ptl_max_tid[i], current->vps_max_sublayers_minus1);
804 }
805
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208 while (byte_alignment(rw) != 0)
806
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180 fixed(1, vps_ptl_alignment_zero_bit, 0);
807
808 {
809 //calc NumMultiLayerOlss
810 int m;
811 uint8_t dependency_flag[VVC_MAX_LAYERS][VVC_MAX_LAYERS];
812 uint16_t num_output_layers_in_ols[VVC_MAX_TOTAL_NUM_OLSS];
813 uint8_t num_sub_layers_in_layer_in_ols[VVC_MAX_TOTAL_NUM_OLSS][VVC_MAX_TOTAL_NUM_OLSS];
814 uint8_t output_layer_idx[VVC_MAX_TOTAL_NUM_OLSS][VVC_MAX_LAYERS];
815
816 //7.4.3.3 vps_direct_ref_layer_flag section
817
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84 for (i = 0; i <= current->vps_max_layers_minus1; i++) {
818
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168 for (j = 0; j <= current->vps_max_layers_minus1; j++) {
819 112 dependency_flag[i][j] = current->vps_direct_ref_layer_flag[i][j];
820
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168 for (k = 0; k < i; k++) {
821
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56 if (current->vps_direct_ref_layer_flag[i][k] &&
822
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56 dependency_flag[k][j])
823 dependency_flag[i][j] = 1;
824 }
825 }
826 }
827
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84 for (i = 0; i <= current->vps_max_layers_minus1; i++) {
828 int r;
829
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168 for (j = 0, r = 0; j <= current->vps_max_layers_minus1; j++) {
830
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112 if (dependency_flag[i][j])
831 28 reference_layer_idx[i][r++] = j;
832 }
833 56 num_ref_layers[i] = r;
834 }
835
836 //7.4.3.3 vps_ols_output_layer_flag section
837 28 num_output_layers_in_ols[0] = 1;
838 28 num_sub_layers_in_layer_in_ols[0][0] =
839 28 current->vps_ptl_max_tid[current->vps_ols_ptl_idx[0]] + 1;
840
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56 for (i = 1; i < total_num_olss; i++) {
841
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28 if (ols_mode_idc == 4 || ols_mode_idc == 0) {
842 num_output_layers_in_ols[i] = 1;
843 if (current->vps_each_layer_is_an_ols_flag) {
844 num_sub_layers_in_layer_in_ols[i][0] =
845 current->vps_ptl_max_tid[current->vps_ols_ptl_idx[i]] + 1;
846 } else {
847 num_sub_layers_in_layer_in_ols[i][i] =
848 current->vps_ptl_max_tid[current->vps_ols_ptl_idx[i]] + 1;
849 for (k = i - 1; k >= 0; k--) {
850 num_sub_layers_in_layer_in_ols[i][k] = 0;
851 for (m = k + 1; m <= i; m++) {
852 uint8_t max_sublayer_needed =
853 FFMIN(num_sub_layers_in_layer_in_ols[i][m],
854 current->vps_max_tid_il_ref_pics_plus1[m][k]);
855 if (current->vps_direct_ref_layer_flag[m][k] &&
856 num_sub_layers_in_layer_in_ols[i][k] < max_sublayer_needed)
857 num_sub_layers_in_layer_in_ols[i][k] = max_sublayer_needed;
858 }
859 }
860 }
861
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28 } else if (current->vps_ols_mode_idc == 1) {
862 num_output_layers_in_ols[i] = i + 1;
863 for (j = 0; j < num_output_layers_in_ols[i]; j++) {
864 num_sub_layers_in_layer_in_ols[i][j] =
865 current->vps_ptl_max_tid[current->vps_ols_ptl_idx[i]] + 1;
866 }
867
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28 } else if (current->vps_ols_mode_idc == 2) {
868 28 uint8_t highest_included_layer = 0;
869
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84 for (j = 0; j <= current->vps_max_layers_minus1; j++) {
870 56 layer_included_in_ols_flag[i][j] = 0;
871 56 num_sub_layers_in_layer_in_ols[i][j] = 0;
872 }
873
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84 for (k = 0, j = 0; k <= current->vps_max_layers_minus1; k++) {
874
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56 if (current->vps_ols_output_layer_flag[i][k]) {
875 56 layer_included_in_ols_flag[i][k] = 1;
876 56 highest_included_layer = k;
877 56 output_layer_idx[i][j] = k;
878 56 num_sub_layers_in_layer_in_ols[i][k] =
879 56 current->vps_ptl_max_tid[current->
880 56 vps_ols_ptl_idx[i]] + 1;
881 56 j++;
882 }
883 }
884 28 num_output_layers_in_ols[i] = j;
885
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84 for (j = 0; j < num_output_layers_in_ols[i]; j++) {
886 56 int idx = output_layer_idx[i][j];
887
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84 for (k = 0; k < num_ref_layers[idx]; k++) {
888
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28 if (!layer_included_in_ols_flag[i][reference_layer_idx[idx][k]])
889 layer_included_in_ols_flag[i][reference_layer_idx[idx][k]] = 1;
890 }
891 }
892
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56 for (k = highest_included_layer - 1; k >= 0; k--) {
893
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28 if (layer_included_in_ols_flag[i][k] &&
894
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28 !current->vps_ols_output_layer_flag[i][k]) {
895 for (m = k + 1; m <= highest_included_layer; m++) {
896 uint8_t max_sublayer_needed =
897 FFMIN(num_sub_layers_in_layer_in_ols[i][m],
898 current->vps_max_tid_il_ref_pics_plus1[m][k]);
899 if (current->vps_direct_ref_layer_flag[m][k] &&
900 layer_included_in_ols_flag[i][m] &&
901 num_sub_layers_in_layer_in_ols[i][k] <
902 max_sublayer_needed)
903 num_sub_layers_in_layer_in_ols[i][k] =
904 max_sublayer_needed;
905 }
906 }
907 }
908 }
909
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28 if (!num_output_layers_in_ols[i])
910 return AVERROR_INVALIDDATA;
911 }
912
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56 for (i = 1; i < total_num_olss; i++) {
913 28 int num_layers_in_ols = 0;
914
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28 if (current->vps_each_layer_is_an_ols_flag) {
915 num_layers_in_ols = 1;
916
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28 } else if (current->vps_ols_mode_idc == 0 ||
917
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28 current->vps_ols_mode_idc == 1) {
918 num_layers_in_ols = i + 1;
919
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28 } else if (current->vps_ols_mode_idc == 2) {
920
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84 for (k = 0, j = 0; k <= current->vps_max_layers_minus1; k++)
921
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56 if (layer_included_in_ols_flag[i][k])
922 56 j++;
923 28 num_layers_in_ols = j;
924 }
925
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28 if (num_layers_in_ols > 1) {
926 28 num_multi_layer_olss++;
927 }
928 }
929
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28 if (!current->vps_each_layer_is_an_ols_flag && num_multi_layer_olss == 0)
930 return AVERROR_INVALIDDATA;
931 }
932
933
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84 for (i = 0; i <= current->vps_num_ptls_minus1; i++) {
934
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56 CHECK(FUNC(profile_tier_level) (ctx, rw,
935 current->vps_profile_tier_level + i,
936 current->vps_pt_present_flag[i],
937 current->vps_ptl_max_tid[i]));
938 }
939
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84 for (i = 0; i < total_num_olss; i++) {
940
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56 if (current->vps_num_ptls_minus1 > 0 &&
941
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56 current->vps_num_ptls_minus1 + 1 != total_num_olss) {
942 us(8, vps_ols_ptl_idx[i], 0, current->vps_num_ptls_minus1, 1, i);
943
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56 } else if (current->vps_num_ptls_minus1 == 0) {
944 infer(vps_ols_ptl_idx[i], 0);
945 } else {
946
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56 infer(vps_ols_ptl_idx[i], i);
947 }
948 }
949
950
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28 if (!current->vps_each_layer_is_an_ols_flag) {
951 uint16_t vps_num_dpb_params;
952
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28 ue(vps_num_dpb_params_minus1, 0, num_multi_layer_olss - 1);
953
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28 if (current->vps_each_layer_is_an_ols_flag)
954 vps_num_dpb_params = 0;
955 else
956 28 vps_num_dpb_params = current->vps_num_dpb_params_minus1 + 1;
957
958
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28 if (current->vps_max_sublayers_minus1 > 0)
959
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12 flag(vps_sublayer_dpb_params_present_flag);
960 else
961
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16 infer(vps_sublayer_dpb_params_present_flag, 0);
962
963
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56 for (i = 0; i < vps_num_dpb_params; i++) {
964
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28 if (!current->vps_default_ptl_dpb_hrd_max_tid_flag)
965
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12 us(3, vps_dpb_max_tid[i], 0, current->vps_max_sublayers_minus1,
966 1, i);
967 else
968
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16 infer(vps_dpb_max_tid[i], current->vps_max_sublayers_minus1);
969
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28 CHECK(FUNC(dpb_parameters) (ctx, rw, current->vps_dpb_params + i,
970 current->vps_dpb_max_tid[i],
971 current->
972 vps_sublayer_dpb_params_present_flag));
973 }
974
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56 for (i = 0; i < num_multi_layer_olss; i++) {
975
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28 ues(vps_ols_dpb_pic_width[i], 0, UINT16_MAX, 1, i);
976
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28 ues(vps_ols_dpb_pic_height[i], 0, UINT16_MAX, 1, i);
977
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28 ubs(2, vps_ols_dpb_chroma_format[i], 1, i);
978
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28 ues(vps_ols_dpb_bitdepth_minus8[i], 0, 8, 1, i);
979
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28 if (vps_num_dpb_params > 1
980 && vps_num_dpb_params != num_multi_layer_olss)
981 ues(vps_ols_dpb_params_idx[i], 0, vps_num_dpb_params - 1, 1, i);
982
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28 else if (vps_num_dpb_params == 1)
983
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28 infer(vps_ols_dpb_params_idx[i], 0);
984 else
985 infer(vps_ols_dpb_params_idx[i], i);
986 }
987
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28 flag(vps_timing_hrd_params_present_flag);
988
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28 if (current->vps_timing_hrd_params_present_flag) {
989 CHECK(FUNC(general_timing_hrd_parameters) (ctx, rw,
990 &current->
991 vps_general_timing_hrd_parameters));
992 if (current->vps_max_sublayers_minus1 > 0)
993 flag(vps_sublayer_cpb_params_present_flag);
994 else
995 infer(vps_sublayer_cpb_params_present_flag, 0);
996 ue(vps_num_ols_timing_hrd_params_minus1, 0,
997 num_multi_layer_olss - 1);
998 for (i = 0; i <= current->vps_num_ols_timing_hrd_params_minus1; i++) {
999 uint8_t first_sublayer;
1000 if (!current->vps_default_ptl_dpb_hrd_max_tid_flag)
1001 us(3, vps_hrd_max_tid[i], 0,
1002 current->vps_max_sublayers_minus1, 1, i);
1003 else
1004 infer(vps_hrd_max_tid[i],
1005 current->vps_max_sublayers_minus1);
1006 first_sublayer = current->vps_sublayer_cpb_params_present_flag ?
1007 0 : current->vps_hrd_max_tid[i];
1008 CHECK(FUNC(ols_timing_hrd_parameters)
1009 (ctx, rw, &current->vps_ols_timing_hrd_parameters,
1010 first_sublayer, current->vps_max_sublayers_minus1,
1011 &current->vps_general_timing_hrd_parameters));
1012
1013 }
1014 if (current->vps_num_ols_timing_hrd_params_minus1 > 0 &&
1015 current->vps_num_ols_timing_hrd_params_minus1 + 1 !=
1016 num_multi_layer_olss) {
1017 for (i = 0; i < num_multi_layer_olss; i++) {
1018 ues(vps_ols_timing_hrd_idx[i], 0,
1019 current->vps_num_ols_timing_hrd_params_minus1, 1, i);
1020 }
1021 } else if (current->vps_num_ols_timing_hrd_params_minus1 == 0) {
1022 for (i = 0; i < num_multi_layer_olss; i++)
1023 infer(vps_ols_timing_hrd_idx[i], 0);
1024 } else {
1025 for (i = 0; i < num_multi_layer_olss; i++)
1026 infer(vps_ols_timing_hrd_idx[i], i);
1027 }
1028 }
1029 }
1030
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28 flag(vps_extension_flag);
1032
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28 if (current->vps_extension_flag)
1033 CHECK(FUNC(extension_data) (ctx, rw, &current->extension_data));
1034
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28 CHECK(FUNC(rbsp_trailing_bits) (ctx, rw));
1035
1036 28 return 0;
1037 }
1038
1039 static int FUNC(sps_range_extension)(CodedBitstreamContext *ctx, RWContext *rw,
1040 H266RawSPS *current)
1041 {
1042 int err;
1043
1044 flag(sps_extended_precision_flag);
1045 if (current->sps_transform_skip_enabled_flag)
1046 flag(sps_ts_residual_coding_rice_present_in_sh_flag);
1047 else
1048 infer(sps_ts_residual_coding_rice_present_in_sh_flag, 0);
1049 flag(sps_rrc_rice_extension_flag);
1050 flag(sps_persistent_rice_adaptation_enabled_flag);
1051 flag(sps_reverse_last_sig_coeff_enabled_flag);
1052
1053 return 0;
1054 }
1055
1056 2384 static int FUNC(sps)(CodedBitstreamContext *ctx, RWContext *rw,
1057 H266RawSPS *current)
1058 {
1059 2384 CodedBitstreamH266Context *h266 = ctx->priv_data;
1060 int err, i, j;
1061 unsigned int ctb_log2_size_y, min_cb_log2_size_y,
1062 min_qt_log2_size_intra_y, min_qt_log2_size_inter_y,
1063 ctb_size_y, max_num_merge_cand, tmp_width_val, tmp_height_val;
1064 uint8_t qp_bd_offset;
1065
1066 static const uint8_t h266_sub_width_c[] = {
1067 1, 2, 2, 1
1068 };
1069 static const uint8_t h266_sub_height_c[] = {
1070 1, 2, 1, 1
1071 };
1072
1073 2384 HEADER("Sequence Parameter Set");
1074
1075
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2384 CHECK(FUNC(nal_unit_header) (ctx, rw,
1076 &current->nal_unit_header, VVC_SPS_NUT));
1077
1078
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2384 ub(4, sps_seq_parameter_set_id);
1079
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2384 ub(4, sps_video_parameter_set_id);
1080
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✓ Branch 3 taken 1021 times.
2384 if (current->sps_video_parameter_set_id == 0 && !h266->vps[0]) {
1081 300 H266RawVPS *vps = ff_refstruct_allocz(sizeof(*vps));
1082
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300 if (!vps)
1083 return AVERROR(ENOMEM);
1084 300 vps->vps_max_layers_minus1 = 0;
1085 300 vps->vps_independent_layer_flag[0] = 1;
1086 300 vps->vps_layer_id[0] = current->nal_unit_header.nuh_layer_id;
1087 300 h266->vps[0] = vps;
1088 }
1089
1090
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2384 u(3, sps_max_sublayers_minus1, 0, VVC_MAX_SUBLAYERS - 1);
1091
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2384 u(2, sps_chroma_format_idc, 0, 3);
1092
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2384 u(2, sps_log2_ctu_size_minus5, 0, 3);
1093 2384 ctb_log2_size_y = current->sps_log2_ctu_size_minus5 + 5;
1094 2384 ctb_size_y = 1 << ctb_log2_size_y;
1095
1096
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2384 flag(sps_ptl_dpb_hrd_params_present_flag);
1097
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2384 if (current->sps_ptl_dpb_hrd_params_present_flag) {
1098
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2384 CHECK(FUNC(profile_tier_level) (ctx, rw, &current->profile_tier_level,
1099 1, current->sps_max_sublayers_minus1));
1100 }
1101
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2384 flag(sps_gdr_enabled_flag);
1102
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2384 flag(sps_ref_pic_resampling_enabled_flag);
1103
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2384 if (current->sps_ref_pic_resampling_enabled_flag)
1104
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2384 flag(sps_res_change_in_clvs_allowed_flag);
1105 else
1106 infer(sps_res_change_in_clvs_allowed_flag, 0);
1107
1108
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2384 ue(sps_pic_width_max_in_luma_samples, 1, VVC_MAX_WIDTH);
1109
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2384 ue(sps_pic_height_max_in_luma_samples, 1, VVC_MAX_HEIGHT);
1110
1111
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2384 flag(sps_conformance_window_flag);
1112
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2384 if (current->sps_conformance_window_flag) {
1113 32 uint8_t sub_width_c = h266_sub_width_c[current->sps_chroma_format_idc];
1114 32 uint8_t sub_height_c = h266_sub_height_c[current->sps_chroma_format_idc];
1115 32 uint16_t width = current->sps_pic_width_max_in_luma_samples / sub_width_c;
1116 32 uint16_t height = current->sps_pic_height_max_in_luma_samples / sub_height_c;
1117
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32 ue(sps_conf_win_left_offset, 0, width);
1118
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32 ue(sps_conf_win_right_offset, 0, width - current->sps_conf_win_left_offset);
1119
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32 ue(sps_conf_win_top_offset, 0, height);
1120
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32 ue(sps_conf_win_bottom_offset, 0, height - current->sps_conf_win_top_offset);
1121 } else {
1122
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2352 infer(sps_conf_win_left_offset, 0);
1123
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2352 infer(sps_conf_win_right_offset, 0);
1124
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2352 infer(sps_conf_win_top_offset, 0);
1125
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2352 infer(sps_conf_win_bottom_offset, 0);
1126 }
1127
1128 2384 tmp_width_val = AV_CEIL_RSHIFT(current->sps_pic_width_max_in_luma_samples,
1129 ctb_log2_size_y);
1130 2384 tmp_height_val = AV_CEIL_RSHIFT(current->sps_pic_height_max_in_luma_samples,
1131 ctb_log2_size_y);
1132
1133
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2384 flag(sps_subpic_info_present_flag);
1134
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2384 if (current->sps_subpic_info_present_flag) {
1135
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62 ue(sps_num_subpics_minus1, 0, VVC_MAX_SLICES - 1);
1136
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62 if (current->sps_num_subpics_minus1 > 0) {
1137
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62 flag(sps_independent_subpics_flag);
1138
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62 flag(sps_subpic_same_size_flag);
1139 }
1140
1141
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62 if (current->sps_num_subpics_minus1 > 0) {
1142 62 int wlen = av_ceil_log2(tmp_width_val);
1143 62 int hlen = av_ceil_log2(tmp_height_val);
1144
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62 infer(sps_subpic_ctu_top_left_x[0], 0);
1145
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62 infer(sps_subpic_ctu_top_left_y[0], 0);
1146
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62 if (current->sps_pic_width_max_in_luma_samples > ctb_size_y)
1147
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62 ubs(wlen, sps_subpic_width_minus1[0], 1, 0);
1148 else
1149 infer(sps_subpic_width_minus1[0], tmp_width_val - 1);
1150
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62 if (current->sps_pic_height_max_in_luma_samples > ctb_size_y)
1151
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62 ubs(hlen, sps_subpic_height_minus1[0], 1, 0);
1152 else
1153 infer(sps_subpic_height_minus1[0], tmp_height_val - 1);
1154
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62 if (!current->sps_independent_subpics_flag) {
1155
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62 flags(sps_subpic_treated_as_pic_flag[0], 1, 0);
1156
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62 flags(sps_loop_filter_across_subpic_enabled_flag[0], 1, 0);
1157 } else {
1158 infer(sps_subpic_treated_as_pic_flag[0], 1);
1159 infer(sps_loop_filter_across_subpic_enabled_flag[0], 1);
1160 }
1161
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340 for (i = 1; i <= current->sps_num_subpics_minus1; i++) {
1162
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278 if (!current->sps_subpic_same_size_flag) {
1163
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208 if (current->sps_pic_width_max_in_luma_samples > ctb_size_y)
1164
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208 ubs(wlen, sps_subpic_ctu_top_left_x[i], 1, i);
1165 else
1166 infer(sps_subpic_ctu_top_left_x[i], 0);
1167
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208 if (current->sps_pic_height_max_in_luma_samples >
1168 ctb_size_y)
1169
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208 ubs(hlen, sps_subpic_ctu_top_left_y[i], 1, i);
1170 else
1171 infer(sps_subpic_ctu_top_left_y[i], 0);
1172
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208 if (i < current->sps_num_subpics_minus1 &&
1173
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156 current->sps_pic_width_max_in_luma_samples >
1174 ctb_size_y) {
1175
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156 ubs(wlen, sps_subpic_width_minus1[i], 1, i);
1176 } else {
1177
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52 infer(sps_subpic_width_minus1[i],
1178 tmp_width_val -
1179 current->sps_subpic_ctu_top_left_x[i] - 1);
1180 }
1181
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208 if (i < current->sps_num_subpics_minus1 &&
1182
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156 current->sps_pic_height_max_in_luma_samples >
1183 ctb_size_y) {
1184
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156 ubs(hlen, sps_subpic_height_minus1[i], 1, i);
1185 } else {
1186
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52 infer(sps_subpic_height_minus1[i],
1187 tmp_height_val -
1188 current->sps_subpic_ctu_top_left_y[i] - 1);
1189 }
1190 } else {
1191 70 int num_subpic_cols = tmp_width_val /
1192 70 (current->sps_subpic_width_minus1[0] + 1);
1193
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70 if (tmp_width_val % (current->sps_subpic_width_minus1[0] + 1) ||
1194
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70 tmp_height_val % (current->sps_subpic_width_minus1[0] + 1) ||
1195 70 current->sps_num_subpics_minus1 !=
1196 70 (num_subpic_cols * tmp_height_val /
1197
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70 (current->sps_subpic_height_minus1[0] + 1) - 1))
1198 return AVERROR_INVALIDDATA;
1199
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70 infer(sps_subpic_ctu_top_left_x[i],
1200 (i % num_subpic_cols) *
1201 (current->sps_subpic_width_minus1[0] + 1));
1202
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70 infer(sps_subpic_ctu_top_left_y[i],
1203 (i / num_subpic_cols) *
1204 (current->sps_subpic_height_minus1[0] + 1));
1205
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70 infer(sps_subpic_width_minus1[i],
1206 current->sps_subpic_width_minus1[0]);
1207
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70 infer(sps_subpic_height_minus1[i],
1208 current->sps_subpic_height_minus1[0]);
1209 }
1210
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278 if (!current->sps_independent_subpics_flag) {
1211
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278 flags(sps_subpic_treated_as_pic_flag[i], 1, i);
1212
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278 flags(sps_loop_filter_across_subpic_enabled_flag[i], 1, i);
1213 } else {
1214 infer(sps_subpic_treated_as_pic_flag[i], 1);
1215 infer(sps_loop_filter_across_subpic_enabled_flag[i], 0);
1216 }
1217 }
1218 } else {
1219 infer(sps_subpic_ctu_top_left_x[0], 0);
1220 infer(sps_subpic_ctu_top_left_y[0], 0);
1221 infer(sps_subpic_width_minus1[0], tmp_width_val - 1);
1222 infer(sps_subpic_height_minus1[0], tmp_height_val - 1);
1223 }
1224
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62 ue(sps_subpic_id_len_minus1, 0, 15);
1225 62 if ((1 << (current->sps_subpic_id_len_minus1 + 1)) <
1226
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62 current->sps_num_subpics_minus1 + 1) {
1227 av_log(ctx->log_ctx, AV_LOG_ERROR,
1228 "sps_subpic_id_len_minus1(%d) is too small\n",
1229 current->sps_subpic_id_len_minus1);
1230 return AVERROR_INVALIDDATA;
1231 }
1232
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62 flag(sps_subpic_id_mapping_explicitly_signalled_flag);
1233
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62 if (current->sps_subpic_id_mapping_explicitly_signalled_flag) {
1234
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52 flag(sps_subpic_id_mapping_present_flag);
1235
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52 if (current->sps_subpic_id_mapping_present_flag) {
1236
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120 for (i = 0; i <= current->sps_num_subpics_minus1; i++) {
1237
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100 ubs(current->sps_subpic_id_len_minus1 + 1,
1238 sps_subpic_id[i], 1, i);
1239 }
1240 }
1241 }
1242 } else {
1243
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2322 infer(sps_num_subpics_minus1, 0);
1244
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2322 infer(sps_independent_subpics_flag, 1);
1245
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2322 infer(sps_subpic_same_size_flag, 0);
1246
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2322 infer(sps_subpic_id_mapping_explicitly_signalled_flag, 0);
1247
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2322 infer(sps_subpic_ctu_top_left_x[0], 0);
1248
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2322 infer(sps_subpic_ctu_top_left_y[0], 0);
1249
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2322 infer(sps_subpic_width_minus1[0], tmp_width_val - 1);
1250
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2322 infer(sps_subpic_height_minus1[0], tmp_height_val - 1);
1251 }
1252
1253
1254
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2384 ue(sps_bitdepth_minus8, 0, 8);
1255 2384 qp_bd_offset = 6 * current->sps_bitdepth_minus8;
1256
1257
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2384 flag(sps_entropy_coding_sync_enabled_flag);
1258
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2384 flag(sps_entry_point_offsets_present_flag);
1259
1260
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2384 u(4, sps_log2_max_pic_order_cnt_lsb_minus4, 0, 12);
1261
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2384 flag(sps_poc_msb_cycle_flag);
1262
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2384 if (current->sps_poc_msb_cycle_flag)
1263
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32 ue(sps_poc_msb_cycle_len_minus1,
1264 0, 32 - current->sps_log2_max_pic_order_cnt_lsb_minus4 - 5);
1265
1266
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2384 u(2, sps_num_extra_ph_bytes, 0, 2);
1267
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2384 for (i = 0; i < (current->sps_num_extra_ph_bytes * 8); i++) {
1268 flags(sps_extra_ph_bit_present_flag[i], 1, i);
1269 }
1270
1271
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2384 u(2, sps_num_extra_sh_bytes, 0, 2);
1272
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2384 for (i = 0; i < (current->sps_num_extra_sh_bytes * 8); i++) {
1273 flags(sps_extra_sh_bit_present_flag[i], 1, i);
1274 }
1275
1276
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2384 if (current->sps_ptl_dpb_hrd_params_present_flag) {
1277
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2384 if (current->sps_max_sublayers_minus1 > 0)
1278
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648 flag(sps_sublayer_dpb_params_flag);
1279 else
1280
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1736 infer(sps_sublayer_dpb_params_flag, 0);
1281
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2384 CHECK(FUNC(dpb_parameters) (ctx, rw, &current->sps_dpb_params,
1282 current->sps_max_sublayers_minus1,
1283 current->sps_sublayer_dpb_params_flag));
1284 }
1285
1286
3/4
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2384 ue(sps_log2_min_luma_coding_block_size_minus2,
1287 0, FFMIN(4, current->sps_log2_ctu_size_minus5 + 3));
1288 2384 min_cb_log2_size_y =
1289 2384 current->sps_log2_min_luma_coding_block_size_minus2 + 2;
1290
1291
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2384 flag(sps_partition_constraints_override_enabled_flag);
1292
1293
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2384 ue(sps_log2_diff_min_qt_min_cb_intra_slice_luma,
1294 0, FFMIN(6, ctb_log2_size_y) - min_cb_log2_size_y);
1295 2384 min_qt_log2_size_intra_y =
1296 2384 current->sps_log2_diff_min_qt_min_cb_intra_slice_luma +
1297 min_cb_log2_size_y;
1298
1299
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2384 ue(sps_max_mtt_hierarchy_depth_intra_slice_luma,
1300 0, 2 * (ctb_log2_size_y - min_cb_log2_size_y));
1301
1302
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2384 if (current->sps_max_mtt_hierarchy_depth_intra_slice_luma != 0) {
1303
1/2
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✓ Branch 2 taken 1192 times.
2384 ue(sps_log2_diff_max_bt_min_qt_intra_slice_luma,
1304 0, ctb_log2_size_y - min_qt_log2_size_intra_y);
1305
1/2
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2384 ue(sps_log2_diff_max_tt_min_qt_intra_slice_luma,
1306 0, FFMIN(6, ctb_log2_size_y) - min_qt_log2_size_intra_y);
1307 } else {
1308 infer(sps_log2_diff_max_bt_min_qt_intra_slice_luma, 0);
1309 infer(sps_log2_diff_max_tt_min_qt_intra_slice_luma, 0);
1310 }
1311
1312
2/2
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✓ Branch 1 taken 16 times.
2384 if (current->sps_chroma_format_idc != 0) {
1313
1/2
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✓ Branch 2 taken 1176 times.
2352 flag(sps_qtbtt_dual_tree_intra_flag);
1314 } else {
1315
1/2
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✓ Branch 1 taken 3 times.
32 infer(sps_qtbtt_dual_tree_intra_flag, 0);
1316 }
1317
1318
2/2
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✓ Branch 1 taken 787 times.
2384 if (current->sps_qtbtt_dual_tree_intra_flag) {
1319
1/2
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✓ Branch 2 taken 405 times.
810 ue(sps_log2_diff_min_qt_min_cb_intra_slice_chroma,
1320 0, FFMIN(6, ctb_log2_size_y) - min_cb_log2_size_y);
1321
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 405 times.
810 ue(sps_max_mtt_hierarchy_depth_intra_slice_chroma,
1322 0, 2 * (ctb_log2_size_y - min_cb_log2_size_y));
1323
1/2
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✗ Branch 1 not taken.
810 if (current->sps_max_mtt_hierarchy_depth_intra_slice_chroma != 0) {
1324 810 unsigned int min_qt_log2_size_intra_c =
1325 810 current->sps_log2_diff_min_qt_min_cb_intra_slice_chroma +
1326 min_cb_log2_size_y;
1327
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 405 times.
810 ue(sps_log2_diff_max_bt_min_qt_intra_slice_chroma,
1328 0, FFMIN(6, ctb_log2_size_y) - min_qt_log2_size_intra_c);
1329
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 405 times.
810 ue(sps_log2_diff_max_tt_min_qt_intra_slice_chroma,
1330 0, FFMIN(6, ctb_log2_size_y) - min_qt_log2_size_intra_c);
1331 }
1332 } else {
1333
1/2
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✓ Branch 1 taken 260 times.
1574 infer(sps_log2_diff_min_qt_min_cb_intra_slice_chroma, 0);
1334
1/2
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✓ Branch 1 taken 260 times.
1574 infer(sps_max_mtt_hierarchy_depth_intra_slice_chroma, 0);
1335 }
1336
2/2
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✓ Branch 1 taken 405 times.
2384 if (current->sps_max_mtt_hierarchy_depth_intra_slice_chroma == 0) {
1337
1/2
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✓ Branch 1 taken 260 times.
1574 infer(sps_log2_diff_max_bt_min_qt_intra_slice_chroma, 0);
1338
1/2
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✓ Branch 1 taken 260 times.
1574 infer(sps_log2_diff_max_tt_min_qt_intra_slice_chroma, 0);
1339 }
1340
1341
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1192 times.
2384 ue(sps_log2_diff_min_qt_min_cb_inter_slice,
1342 0, FFMIN(6, ctb_log2_size_y) - min_cb_log2_size_y);
1343 2384 min_qt_log2_size_inter_y =
1344 2384 current->sps_log2_diff_min_qt_min_cb_inter_slice + min_cb_log2_size_y;
1345
1346
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1192 times.
2384 ue(sps_max_mtt_hierarchy_depth_inter_slice,
1347 0, 2 * (ctb_log2_size_y - min_cb_log2_size_y));
1348
1/2
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✗ Branch 1 not taken.
2384 if (current->sps_max_mtt_hierarchy_depth_inter_slice != 0) {
1349
1/2
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✓ Branch 2 taken 1192 times.
2384 ue(sps_log2_diff_max_bt_min_qt_inter_slice,
1350 0, ctb_log2_size_y - min_qt_log2_size_inter_y);
1351
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1192 times.
2384 ue(sps_log2_diff_max_tt_min_qt_inter_slice,
1352 0, FFMIN(6, ctb_log2_size_y) - min_qt_log2_size_inter_y);
1353 } else {
1354 infer(sps_log2_diff_max_bt_min_qt_inter_slice, 0);
1355 infer(sps_log2_diff_max_tt_min_qt_inter_slice, 0);
1356 }
1357
1358
2/2
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✓ Branch 1 taken 16 times.
2384 if (ctb_size_y > 32)
1359
1/2
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✓ Branch 2 taken 1176 times.
2352 flag(sps_max_luma_transform_size_64_flag);
1360 else
1361
1/2
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✓ Branch 1 taken 3 times.
32 infer(sps_max_luma_transform_size_64_flag, 0);
1362
1363
1/2
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✓ Branch 2 taken 1192 times.
2384 flag(sps_transform_skip_enabled_flag);
1364
2/2
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✓ Branch 1 taken 787 times.
2384 if (current->sps_transform_skip_enabled_flag) {
1365
1/2
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✓ Branch 2 taken 405 times.
810 ue(sps_log2_transform_skip_max_size_minus2, 0, 3);
1366
1/2
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✓ Branch 2 taken 405 times.
810 flag(sps_bdpcm_enabled_flag);
1367 }
1368
1369
1/2
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✓ Branch 2 taken 1192 times.
2384 flag(sps_mts_enabled_flag);
1370
2/2
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✓ Branch 1 taken 787 times.
2384 if (current->sps_mts_enabled_flag) {
1371
1/2
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✓ Branch 2 taken 405 times.
810 flag(sps_explicit_mts_intra_enabled_flag);
1372
1/2
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✓ Branch 2 taken 405 times.
810 flag(sps_explicit_mts_inter_enabled_flag);
1373 } else {
1374
1/2
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✓ Branch 1 taken 260 times.
1574 infer(sps_explicit_mts_intra_enabled_flag, 0);
1375
1/2
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✓ Branch 1 taken 260 times.
1574 infer(sps_explicit_mts_inter_enabled_flag, 0);
1376 }
1377
1378
1/2
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✓ Branch 2 taken 1192 times.
2384 flag(sps_lfnst_enabled_flag);
1379
1380
2/2
✓ Branch 0 taken 1176 times.
✓ Branch 1 taken 16 times.
2384 if (current->sps_chroma_format_idc != 0) {
1381 uint8_t num_qp_tables;
1382
1/2
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✓ Branch 2 taken 1176 times.
2352 flag(sps_joint_cbcr_enabled_flag);
1383
1/2
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✓ Branch 2 taken 1176 times.
2352 flag(sps_same_qp_table_for_chroma_flag);
1384
2/2
✓ Branch 0 taken 11 times.
✓ Branch 1 taken 1165 times.
2374 num_qp_tables = current->sps_same_qp_table_for_chroma_flag ?
1385
1/2
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✗ Branch 1 not taken.
22 1 : (current->sps_joint_cbcr_enabled_flag ? 3 : 2);
1386
2/2
✓ Branch 0 taken 1198 times.
✓ Branch 1 taken 1176 times.
4748 for (i = 0; i < num_qp_tables; i++) {
1387
1/2
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✓ Branch 2 taken 1198 times.
2396 ses(sps_qp_table_start_minus26[i], -26 - qp_bd_offset, 36, 1, i);
1388
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1198 times.
2396 ues(sps_num_points_in_qp_table_minus1[i],
1389 0, 36 - current->sps_qp_table_start_minus26[i], 1, i);
1390
2/2
✓ Branch 0 taken 2059 times.
✓ Branch 1 taken 1198 times.
6514 for (j = 0; j <= current->sps_num_points_in_qp_table_minus1[i]; j++) {
1391 4118 uint8_t max = MAX_UINT_BITS(8);
1392
1/2
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✓ Branch 2 taken 2059 times.
4118 ues(sps_delta_qp_in_val_minus1[i][j], 0, max, 2, i, j);
1393
1/2
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✓ Branch 2 taken 2059 times.
4118 ues(sps_delta_qp_diff_val[i][j], 0, max, 2, i, j);
1394 }
1395 }
1396 } else {
1397
1/2
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✓ Branch 1 taken 3 times.
32 infer(sps_joint_cbcr_enabled_flag, 0);
1398
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 3 times.
32 infer(sps_same_qp_table_for_chroma_flag, 0);
1399 }
1400
1401
1/2
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✓ Branch 2 taken 1192 times.
2384 flag(sps_sao_enabled_flag);
1402
1/2
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✓ Branch 2 taken 1192 times.
2384 flag(sps_alf_enabled_flag);
1403
4/4
✓ Branch 0 taken 369 times.
✓ Branch 1 taken 823 times.
✓ Branch 2 taken 353 times.
✓ Branch 3 taken 16 times.
2384 if (current->sps_alf_enabled_flag && current->sps_chroma_format_idc)
1404
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 353 times.
706 flag(sps_ccalf_enabled_flag);
1405 else
1406
1/2
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✓ Branch 1 taken 271 times.
1678 infer(sps_ccalf_enabled_flag, 0);
1407
1/2
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✓ Branch 2 taken 1192 times.
2384 flag(sps_lmcs_enabled_flag);
1408
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1192 times.
2384 flag(sps_weighted_pred_flag);
1409
1/2
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✓ Branch 2 taken 1192 times.
2384 flag(sps_weighted_bipred_flag);
1410
1/2
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✓ Branch 2 taken 1192 times.
2384 flag(sps_long_term_ref_pics_flag);
1411
2/2
✓ Branch 0 taken 21 times.
✓ Branch 1 taken 1171 times.
2384 if (current->sps_video_parameter_set_id > 0)
1412
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 21 times.
42 flag(sps_inter_layer_prediction_enabled_flag);
1413 else
1414
1/2
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✓ Branch 1 taken 329 times.
2342 infer(sps_inter_layer_prediction_enabled_flag, 0);
1415
1/2
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✓ Branch 2 taken 1192 times.
2384 flag(sps_idr_rpl_present_flag);
1416
1/2
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✓ Branch 2 taken 1192 times.
2384 flag(sps_rpl1_same_as_rpl0_flag);
1417
1418
4/4
✓ Branch 0 taken 130 times.
✓ Branch 1 taken 3381 times.
✓ Branch 2 taken 2319 times.
✓ Branch 3 taken 1192 times.
7022 for (i = 0; i < (current->sps_rpl1_same_as_rpl0_flag ? 1 : 2); i++) {
1419
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 2319 times.
4638 ues(sps_num_ref_pic_lists[i], 0, VVC_MAX_REF_PIC_LISTS, 1, i);
1420
2/2
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✓ Branch 1 taken 2319 times.
116994 for (j = 0; j < current->sps_num_ref_pic_lists[i]; j++)
1421
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 56178 times.
112356 CHECK(FUNC(ref_pic_list_struct) (ctx, rw,
1422 &current->
1423 sps_ref_pic_list_struct[i][j], i,
1424 j, current));
1425 }
1426
1427
2/2
✓ Branch 0 taken 65 times.
✓ Branch 1 taken 1127 times.
2384 if (current->sps_rpl1_same_as_rpl0_flag) {
1428 130 current->sps_num_ref_pic_lists[1] = current->sps_num_ref_pic_lists[0];
1429
2/2
✓ Branch 0 taken 926 times.
✓ Branch 1 taken 65 times.
1982 for (j = 0; j < current->sps_num_ref_pic_lists[0]; j++)
1430 1852 memcpy(&current->sps_ref_pic_list_struct[1][j],
1431 1852 &current->sps_ref_pic_list_struct[0][j],
1432 sizeof(current->sps_ref_pic_list_struct[0][j]));
1433 }
1434
1435
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1192 times.
2384 flag(sps_ref_wraparound_enabled_flag);
1436
1437
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1192 times.
2384 flag(sps_temporal_mvp_enabled_flag);
1438
1/2
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✗ Branch 1 not taken.
2384 if (current->sps_temporal_mvp_enabled_flag)
1439
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1192 times.
2384 flag(sps_sbtmvp_enabled_flag);
1440 else
1441 infer(sps_sbtmvp_enabled_flag, 0);
1442
1443
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1192 times.
2384 flag(sps_amvr_enabled_flag);
1444
1/2
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✓ Branch 2 taken 1192 times.
2384 flag(sps_bdof_enabled_flag);
1445
2/2
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✓ Branch 1 taken 868 times.
2384 if (current->sps_bdof_enabled_flag)
1446
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 324 times.
648 flag(sps_bdof_control_present_in_ph_flag);
1447 else
1448
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 275 times.
1736 infer(sps_bdof_control_present_in_ph_flag, 0);
1449
1450
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1192 times.
2384 flag(sps_smvd_enabled_flag);
1451
1/2
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✓ Branch 2 taken 1192 times.
2384 flag(sps_dmvr_enabled_flag);
1452
2/2
✓ Branch 0 taken 308 times.
✓ Branch 1 taken 884 times.
2384 if (current->sps_dmvr_enabled_flag)
1453
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 308 times.
616 flag(sps_dmvr_control_present_in_ph_flag);
1454 else
1455
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 278 times.
1768 infer(sps_dmvr_control_present_in_ph_flag, 0);
1456
1457
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1192 times.
2384 flag(sps_mmvd_enabled_flag);
1458
2/2
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✓ Branch 1 taken 16 times.
2384 if (current->sps_mmvd_enabled_flag)
1459
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1176 times.
2352 flag(sps_mmvd_fullpel_only_enabled_flag);
1460 else
1461
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 3 times.
32 infer(sps_mmvd_fullpel_only_enabled_flag, 0);
1462
1463
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1192 times.
2384 ue(sps_six_minus_max_num_merge_cand, 0, 5);
1464 2384 max_num_merge_cand = 6 - current->sps_six_minus_max_num_merge_cand;
1465
1466
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1192 times.
2384 flag(sps_sbt_enabled_flag);
1467
1468
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1192 times.
2384 flag(sps_affine_enabled_flag);
1469
2/2
✓ Branch 0 taken 405 times.
✓ Branch 1 taken 787 times.
2384 if (current->sps_affine_enabled_flag) {
1470
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 405 times.
810 ue(sps_five_minus_max_num_subblock_merge_cand,
1471 0, 5 - current->sps_sbtmvp_enabled_flag);
1472
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 405 times.
810 flag(sps_6param_affine_enabled_flag);
1473
1/2
✓ Branch 0 taken 405 times.
✗ Branch 1 not taken.
810 if (current->sps_amvr_enabled_flag)
1474
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 405 times.
810 flag(sps_affine_amvr_enabled_flag);
1475 else
1476 infer(sps_affine_amvr_enabled_flag, 0);
1477
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 405 times.
810 flag(sps_affine_prof_enabled_flag);
1478
1/2
✓ Branch 0 taken 405 times.
✗ Branch 1 not taken.
810 if (current->sps_affine_prof_enabled_flag)
1479
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 405 times.
810 flag(sps_prof_control_present_in_ph_flag);
1480 else
1481 infer(sps_prof_control_present_in_ph_flag, 0);
1482 } else {
1483
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 260 times.
1574 infer(sps_6param_affine_enabled_flag, 0);
1484
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 260 times.
1574 infer(sps_affine_amvr_enabled_flag, 0);
1485
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 260 times.
1574 infer(sps_affine_prof_enabled_flag, 0);
1486
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 260 times.
1574 infer(sps_prof_control_present_in_ph_flag, 0);
1487 }
1488
1489
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1192 times.
2384 flag(sps_bcw_enabled_flag);
1490
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1192 times.
2384 flag(sps_ciip_enabled_flag);
1491
1492
1/2
✓ Branch 0 taken 1192 times.
✗ Branch 1 not taken.
2384 if (max_num_merge_cand >= 2) {
1493
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1192 times.
2384 flag(sps_gpm_enabled_flag);
1494
3/4
✓ Branch 0 taken 373 times.
✓ Branch 1 taken 819 times.
✓ Branch 2 taken 373 times.
✗ Branch 3 not taken.
2384 if (current->sps_gpm_enabled_flag && max_num_merge_cand >= 3)
1495
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 373 times.
746 ue(sps_max_num_merge_cand_minus_max_num_gpm_cand,
1496 0, max_num_merge_cand - 2);
1497 } else {
1498 infer(sps_gpm_enabled_flag, 0);
1499 }
1500
1501
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1192 times.
2384 ue(sps_log2_parallel_merge_level_minus2, 0, ctb_log2_size_y - 2);
1502
1503
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1192 times.
2384 flag(sps_isp_enabled_flag);
1504
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1192 times.
2384 flag(sps_mrl_enabled_flag);
1505
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1192 times.
2384 flag(sps_mip_enabled_flag);
1506
1507
2/2
✓ Branch 0 taken 1176 times.
✓ Branch 1 taken 16 times.
2384 if (current->sps_chroma_format_idc != 0)
1508
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1176 times.
2352 flag(sps_cclm_enabled_flag);
1509 else
1510
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 3 times.
32 infer(sps_cclm_enabled_flag, 0);
1511
2/2
✓ Branch 0 taken 1160 times.
✓ Branch 1 taken 32 times.
2384 if (current->sps_chroma_format_idc == 1) {
1512
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1160 times.
2320 flag(sps_chroma_horizontal_collocated_flag);
1513
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1160 times.
2320 flag(sps_chroma_vertical_collocated_flag);
1514 } else {
1515
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 6 times.
64 infer(sps_chroma_horizontal_collocated_flag, 1);
1516
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 6 times.
64 infer(sps_chroma_vertical_collocated_flag, 1);
1517 }
1518
1519
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1192 times.
2384 flag(sps_palette_enabled_flag);
1520
2/2
✓ Branch 0 taken 16 times.
✓ Branch 1 taken 1176 times.
2384 if (current->sps_chroma_format_idc == 3 &&
1521
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 16 times.
32 !current->sps_max_luma_transform_size_64_flag)
1522 flag(sps_act_enabled_flag);
1523 else
1524
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 335 times.
2384 infer(sps_act_enabled_flag, 0);
1525
2/2
✓ Branch 0 taken 787 times.
✓ Branch 1 taken 405 times.
2384 if (current->sps_transform_skip_enabled_flag ||
1526
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 787 times.
1574 current->sps_palette_enabled_flag)
1527
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 405 times.
810 ue(sps_min_qp_prime_ts, 0, 8);
1528
1529
1/2
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✓ Branch 2 taken 1192 times.
2384 flag(sps_ibc_enabled_flag);
1530
2/2
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✓ Branch 1 taken 1187 times.
2384 if (current->sps_ibc_enabled_flag)
1531
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 5 times.
10 ue(sps_six_minus_max_num_ibc_merge_cand, 0, 5);
1532
1533
1/2
✗ Branch 1 not taken.
✓ Branch 2 taken 1192 times.
2384 flag(sps_ladf_enabled_flag);
1534
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 1192 times.
2384 if (current->sps_ladf_enabled_flag) {
1535 ub(2, sps_num_ladf_intervals_minus2);
1536 se(sps_ladf_lowest_interval_qp_offset, -63, 63);
1537 for (i = 0; i < current->sps_num_ladf_intervals_minus2 + 1; i++) {
1538 ses(sps_ladf_qp_offset[i], -63, 63, 1, i);
1539 ues(sps_ladf_delta_threshold_minus1[i],
1540 0, (2 << (8 + current->sps_bitdepth_minus8)) - 3, 1, i);
1541 }
1542 }
1543
1544
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2384 flag(sps_explicit_scaling_list_enabled_flag);
1545
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2384 if (current->sps_lfnst_enabled_flag &&
1546
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648 current->sps_explicit_scaling_list_enabled_flag)
1547
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64 flag(sps_scaling_matrix_for_lfnst_disabled_flag);
1548
1549
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2384 if (current->sps_act_enabled_flag &&
1550 current->sps_explicit_scaling_list_enabled_flag)
1551 flag(sps_scaling_matrix_for_alternative_colour_space_disabled_flag);
1552 else
1553
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2384 infer(sps_scaling_matrix_for_alternative_colour_space_disabled_flag, 0);
1554
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2384 if (current->sps_scaling_matrix_for_alternative_colour_space_disabled_flag)
1555 flag(sps_scaling_matrix_designated_colour_space_flag);
1556
1557
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2384 flag(sps_dep_quant_enabled_flag);
1558
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2384 flag(sps_sign_data_hiding_enabled_flag);
1559
1560
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2384 flag(sps_virtual_boundaries_enabled_flag);
1561
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2384 if (current->sps_virtual_boundaries_enabled_flag) {
1562 flag(sps_virtual_boundaries_present_flag);
1563 if (current->sps_virtual_boundaries_present_flag) {
1564 ue(sps_num_ver_virtual_boundaries,
1565 0, current->sps_pic_width_max_in_luma_samples <= 8 ? 0 : VVC_MAX_VBS);
1566 for (i = 0; i < current->sps_num_ver_virtual_boundaries; i++)
1567 ues(sps_virtual_boundary_pos_x_minus1[i],
1568 0, (current->sps_pic_width_max_in_luma_samples + 7) / 8 - 2,
1569 1, i);
1570 ue(sps_num_hor_virtual_boundaries,
1571 0, current->sps_pic_height_max_in_luma_samples <= 8 ? 0 : VVC_MAX_VBS);
1572 for (i = 0; i < current->sps_num_hor_virtual_boundaries; i++)
1573 ues(sps_virtual_boundary_pos_y_minus1[i],
1574 0, (current->sps_pic_height_max_in_luma_samples + 7) /
1575 8 - 2, 1, i);
1576 }
1577 } else {
1578
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2384 infer(sps_virtual_boundaries_present_flag, 0);
1579
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2384 infer(sps_num_ver_virtual_boundaries, 0);
1580
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2384 infer(sps_num_hor_virtual_boundaries, 0);
1581 }
1582
1583
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2384 if (current->sps_ptl_dpb_hrd_params_present_flag) {
1584
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2384 flag(sps_timing_hrd_params_present_flag);
1585
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2384 if (current->sps_timing_hrd_params_present_flag) {
1586 uint8_t first_sublayer;
1587
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32 CHECK(FUNC(general_timing_hrd_parameters) (ctx, rw,
1588 &current->sps_general_timing_hrd_parameters));
1589
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32 if (current->sps_max_sublayers_minus1 > 0)
1590
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32 flag(sps_sublayer_cpb_params_present_flag);
1591 else
1592 infer(sps_sublayer_cpb_params_present_flag, 0);
1593
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32 first_sublayer = current->sps_sublayer_cpb_params_present_flag ?
1594 0 : current->sps_max_sublayers_minus1;
1595
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32 CHECK(FUNC(ols_timing_hrd_parameters) (ctx, rw,
1596 &current->sps_ols_timing_hrd_parameters, first_sublayer,
1597 current->sps_max_sublayers_minus1,
1598 &current->sps_general_timing_hrd_parameters));
1599 }
1600 }
1601
1602
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2384 flag(sps_field_seq_flag);
1603
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2384 flag(sps_vui_parameters_present_flag);
1604
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2384 if (current->sps_vui_parameters_present_flag) {
1605
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32 ue(sps_vui_payload_size_minus1, 0, 1023);
1606
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128 while (byte_alignment(rw) != 0)
1607
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96 fixed(1, sps_vui_alignment_zero_bit, 0);
1608
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32 CHECK(FUNC(vui_payload) (ctx, rw, &current->vui,
1609 current->sps_vui_payload_size_minus1 + 1,
1610 current->sps_chroma_format_idc));
1611 } else {
1612
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2352 CHECK(FUNC(vui_parameters_default) (ctx, rw, &current->vui));
1613 }
1614
1615
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2384 flag(sps_extension_flag);
1616
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2384 if (current->sps_extension_flag) {
1617 flag(sps_range_extension_flag);
1618 ub(7, sps_extension_7bits);
1619
1620 if (current->sps_range_extension_flag) {
1621 CHECK(FUNC(sps_range_extension)(ctx, rw, current));
1622 } else {
1623 infer(sps_extended_precision_flag, 0);
1624 infer(sps_ts_residual_coding_rice_present_in_sh_flag, 0);
1625 infer(sps_rrc_rice_extension_flag, 0);
1626 infer(sps_persistent_rice_adaptation_enabled_flag, 0);
1627 infer(sps_reverse_last_sig_coeff_enabled_flag, 0);
1628 }
1629 } else {
1630
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2384 infer(sps_range_extension_flag, 0);
1631
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2384 infer(sps_extension_7bits, 0);
1632
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2384 infer(sps_extended_precision_flag, 0);
1633
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2384 infer(sps_ts_residual_coding_rice_present_in_sh_flag, 0);
1634
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2384 infer(sps_rrc_rice_extension_flag, 0);
1635
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2384 infer(sps_persistent_rice_adaptation_enabled_flag, 0);
1636
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2384 infer(sps_reverse_last_sig_coeff_enabled_flag, 0);
1637 }
1638
1639
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2384 if (current->sps_extension_7bits)
1640 CHECK(FUNC(extension_data)(ctx, rw, &current->extension_data));
1641
1642
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2384 CHECK(FUNC(rbsp_trailing_bits) (ctx, rw));
1643
1644 2384 return 0;
1645 }
1646
1647 2944 static int FUNC(pps) (CodedBitstreamContext *ctx, RWContext *rw,
1648 H266RawPPS *current)
1649 {
1650 2944 CodedBitstreamH266Context *h266 = ctx->priv_data;
1651 const H266RawSPS *sps;
1652 int err, i;
1653 unsigned int min_cb_size_y, divisor, ctb_size_y,
1654 pic_width_in_ctbs_y, pic_height_in_ctbs_y;
1655 uint8_t sub_width_c, sub_height_c, qp_bd_offset;
1656
1657 static const uint8_t h266_sub_width_c[] = {
1658 1, 2, 2, 1
1659 };
1660 static const uint8_t h266_sub_height_c[] = {
1661 1, 2, 1, 1
1662 };
1663
1664 2944 HEADER("Picture Parameter Set");
1665
1666
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2944 CHECK(FUNC(nal_unit_header) (ctx, rw,
1667 &current->nal_unit_header, VVC_PPS_NUT));
1668
1669
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2944 ub(6, pps_pic_parameter_set_id);
1670
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2944 ub(4, pps_seq_parameter_set_id);
1671 2944 sps = h266->sps[current->pps_seq_parameter_set_id];
1672
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2944 if (!sps) {
1673 av_log(ctx->log_ctx, AV_LOG_ERROR, "SPS id %d not available.\n",
1674 current->pps_seq_parameter_set_id);
1675 return AVERROR_INVALIDDATA;
1676 }
1677
1678
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2944 flag(pps_mixed_nalu_types_in_pic_flag);
1679
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2944 ue(pps_pic_width_in_luma_samples,
1680 1, sps->sps_pic_width_max_in_luma_samples);
1681
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2944 ue(pps_pic_height_in_luma_samples,
1682 1, sps->sps_pic_height_max_in_luma_samples);
1683
1684 2944 min_cb_size_y = 1 << (sps->sps_log2_min_luma_coding_block_size_minus2 + 2);
1685 2944 divisor = FFMAX(min_cb_size_y, 8);
1686
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2944 if (current->pps_pic_width_in_luma_samples % divisor ||
1687
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2944 current->pps_pic_height_in_luma_samples % divisor) {
1688 av_log(ctx->log_ctx, AV_LOG_ERROR,
1689 "Invalid dimensions: %ux%u not divisible "
1690 "by %u, MinCbSizeY = %u.\n",
1691 current->pps_pic_width_in_luma_samples,
1692 current->pps_pic_height_in_luma_samples, divisor, min_cb_size_y);
1693 return AVERROR_INVALIDDATA;
1694 }
1695
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2944 if (!sps->sps_res_change_in_clvs_allowed_flag &&
1696 2930 (current->pps_pic_width_in_luma_samples !=
1697
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2930 sps->sps_pic_width_max_in_luma_samples ||
1698 2930 current->pps_pic_height_in_luma_samples !=
1699
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2930 sps->sps_pic_height_max_in_luma_samples)) {
1700 av_log(ctx->log_ctx, AV_LOG_ERROR,
1701 "Resoltuion change is not allowed, "
1702 "in max resolution (%ux%u) mismatched with pps(%ux%u).\n",
1703 sps->sps_pic_width_max_in_luma_samples,
1704 sps->sps_pic_height_max_in_luma_samples,
1705 current->pps_pic_width_in_luma_samples,
1706 current->pps_pic_height_in_luma_samples);
1707 return AVERROR_INVALIDDATA;
1708 }
1709
1710 2944 ctb_size_y = 1 << (sps->sps_log2_ctu_size_minus5 + 5);
1711
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2944 if (sps->sps_ref_wraparound_enabled_flag) {
1712 22 if ((ctb_size_y / min_cb_size_y + 1) >
1713
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22 (current->pps_pic_width_in_luma_samples / min_cb_size_y - 1)) {
1714 av_log(ctx->log_ctx, AV_LOG_ERROR,
1715 "Invalid width(%u), ctb_size_y = %u, min_cb_size_y = %u.\n",
1716 current->pps_pic_width_in_luma_samples,
1717 ctb_size_y, min_cb_size_y);
1718 return AVERROR_INVALIDDATA;
1719 }
1720 }
1721
1722
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2944 flag(pps_conformance_window_flag);
1723 2944 if (current->pps_pic_width_in_luma_samples ==
1724
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2944 sps->sps_pic_width_max_in_luma_samples &&
1725 2934 current->pps_pic_height_in_luma_samples ==
1726
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2934 sps->sps_pic_height_max_in_luma_samples &&
1727
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2934 current->pps_conformance_window_flag) {
1728 av_log(ctx->log_ctx, AV_LOG_ERROR,
1729 "Conformance window flag should not true.\n");
1730 return AVERROR_INVALIDDATA;
1731 }
1732
1733 2944 sub_width_c = h266_sub_width_c[sps->sps_chroma_format_idc];
1734 2944 sub_height_c = h266_sub_height_c[sps->sps_chroma_format_idc];
1735
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2944 if (current->pps_conformance_window_flag) {
1736 ue(pps_conf_win_left_offset, 0, current->pps_pic_width_in_luma_samples);
1737 ue(pps_conf_win_right_offset,
1738 0, current->pps_pic_width_in_luma_samples);
1739 ue(pps_conf_win_top_offset, 0, current->pps_pic_height_in_luma_samples);
1740 ue(pps_conf_win_bottom_offset,
1741 0, current->pps_pic_height_in_luma_samples);
1742 if (sub_width_c *
1743 (current->pps_conf_win_left_offset +
1744 current->pps_conf_win_right_offset) >=
1745 current->pps_pic_width_in_luma_samples ||
1746 sub_height_c *
1747 (current->pps_conf_win_top_offset +
1748 current->pps_conf_win_bottom_offset) >=
1749 current->pps_pic_height_in_luma_samples) {
1750 av_log(ctx->log_ctx, AV_LOG_ERROR,
1751 "Invalid pps conformance window: (%u, %u, %u, %u), "
1752 "resolution is %ux%u, sub wxh is %ux%u.\n",
1753 current->pps_conf_win_left_offset,
1754 current->pps_conf_win_right_offset,
1755 current->pps_conf_win_top_offset,
1756 current->pps_conf_win_bottom_offset,
1757 current->pps_pic_width_in_luma_samples,
1758 current->pps_pic_height_in_luma_samples,
1759 sub_width_c, sub_height_c);
1760 return AVERROR_INVALIDDATA;
1761 }
1762 } else {
1763 2944 if (current->pps_pic_width_in_luma_samples ==
1764
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2944 sps->sps_pic_width_max_in_luma_samples &&
1765 2934 current->pps_pic_height_in_luma_samples ==
1766
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2934 sps->sps_pic_height_max_in_luma_samples) {
1767
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2934 infer(pps_conf_win_left_offset, sps->sps_conf_win_left_offset);
1768
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2934 infer(pps_conf_win_right_offset, sps->sps_conf_win_right_offset);
1769
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2934 infer(pps_conf_win_top_offset, sps->sps_conf_win_top_offset);
1770
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2934 infer(pps_conf_win_bottom_offset, sps->sps_conf_win_bottom_offset);
1771 } else {
1772
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10 infer(pps_conf_win_left_offset, 0);
1773
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10 infer(pps_conf_win_right_offset, 0);
1774
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10 infer(pps_conf_win_top_offset, 0);
1775
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10 infer(pps_conf_win_bottom_offset, 0);
1776 }
1777
1778 }
1779
1780
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2944 flag(pps_scaling_window_explicit_signalling_flag);
1781
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2944 if (!sps->sps_ref_pic_resampling_enabled_flag &&
1782 current->pps_scaling_window_explicit_signalling_flag) {
1783 av_log(ctx->log_ctx, AV_LOG_ERROR,
1784 "Invalid data: sps_ref_pic_resampling_enabled_flag is false, "
1785 "but pps_scaling_window_explicit_signalling_flag is true.\n");
1786 return AVERROR_INVALIDDATA;
1787 }
1788
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2944 if (current->pps_scaling_window_explicit_signalling_flag) {
1789 se(pps_scaling_win_left_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_right_offset,
1793 -current->pps_pic_width_in_luma_samples * 15 / sub_width_c,
1794 current->pps_pic_width_in_luma_samples / sub_width_c);
1795 se(pps_scaling_win_top_offset,
1796 -current->pps_pic_height_in_luma_samples * 15 / sub_height_c,
1797 current->pps_pic_height_in_luma_samples / sub_height_c);
1798 se(pps_scaling_win_bottom_offset,
1799 -current->pps_pic_height_in_luma_samples * 15 / sub_height_c,
1800 current->pps_pic_height_in_luma_samples / sub_height_c);
1801 } else {
1802
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2944 infer(pps_scaling_win_left_offset, current->pps_conf_win_left_offset);
1803
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2944 infer(pps_scaling_win_right_offset, current->pps_conf_win_right_offset);
1804
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2944 infer(pps_scaling_win_top_offset, current->pps_conf_win_top_offset);
1805
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2944 infer(pps_scaling_win_bottom_offset, current->pps_conf_win_bottom_offset);
1806 }
1807
1808
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2944 flag(pps_output_flag_present_flag);
1809
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2944 flag(pps_no_pic_partition_flag);
1810
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2944 flag(pps_subpic_id_mapping_present_flag);
1811
1812
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2944 if (current->pps_subpic_id_mapping_present_flag) {
1813
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32 if (!current->pps_no_pic_partition_flag) {
1814
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32 ue(pps_num_subpics_minus1,
1815 sps->sps_num_subpics_minus1, sps->sps_num_subpics_minus1);
1816 } else {
1817 infer(pps_num_subpics_minus1, 0);
1818 }
1819
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32 ue(pps_subpic_id_len_minus1, sps->sps_subpic_id_len_minus1,
1820 sps->sps_subpic_id_len_minus1);
1821
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192 for (i = 0; i <= current->pps_num_subpics_minus1; i++) {
1822
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160 ubs(sps->sps_subpic_id_len_minus1 + 1, pps_subpic_id[i], 1, i);
1823 }
1824 }
1825
1826
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6166 for (i = 0; i <= sps->sps_num_subpics_minus1; i++) {
1827
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3222 if (sps->sps_subpic_id_mapping_explicitly_signalled_flag)
1828
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360 current->sub_pic_id_val[i] = current->pps_subpic_id_mapping_present_flag
1829 ? current->pps_subpic_id[i]
1830 100 : sps->sps_subpic_id[i];
1831 else
1832 2962 current->sub_pic_id_val[i] = i;
1833 }
1834
1835 2944 pic_width_in_ctbs_y = AV_CEIL_RSHIFT
1836 (current->pps_pic_width_in_luma_samples, (sps->sps_log2_ctu_size_minus5 + 5));
1837 2944 pic_height_in_ctbs_y = AV_CEIL_RSHIFT(
1838 current->pps_pic_height_in_luma_samples,(sps->sps_log2_ctu_size_minus5 + 5));
1839
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