FFmpeg
hevc_ps.h
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1 /*
2  * HEVC parameter set parsing
3  *
4  * This file is part of FFmpeg.
5  *
6  * FFmpeg is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * FFmpeg is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with FFmpeg; if not, write to the Free Software
18  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
19  */
20 
21 #ifndef AVCODEC_HEVC_PS_H
22 #define AVCODEC_HEVC_PS_H
23 
24 #include <stdint.h>
25 
26 #include "libavutil/buffer.h"
27 #include "libavutil/pixfmt.h"
28 #include "libavutil/rational.h"
29 
30 #include "avcodec.h"
31 #include "get_bits.h"
32 #include "hevc.h"
33 
34 typedef struct ShortTermRPS {
35  unsigned int num_negative_pics;
39  uint8_t used[32];
40 } ShortTermRPS;
41 
42 typedef struct HEVCWindow {
43  unsigned int left_offset;
44  unsigned int right_offset;
45  unsigned int top_offset;
46  unsigned int bottom_offset;
47 } HEVCWindow;
48 
49 typedef struct VUI {
51 
54 
61  uint8_t matrix_coeffs;
62 
67 
70 
73 
76  uint32_t vui_time_scale;
80 
90 } VUI;
91 
92 typedef struct PTLCommon {
93  uint8_t profile_space;
94  uint8_t tier_flag;
95  uint8_t profile_idc;
111  uint8_t inbld_flag;
112  uint8_t level_idc;
113 } PTLCommon;
114 
115 typedef struct PTL {
118 
121 } PTL;
122 
123 typedef struct HEVCVPS {
126  int vps_max_sub_layers; ///< vps_max_temporal_layers_minus1 + 1
127 
134  int vps_num_layer_sets; ///< vps_num_layer_sets_minus1 + 1
137  uint32_t vps_time_scale;
139  int vps_num_ticks_poc_diff_one; ///< vps_num_ticks_poc_diff_one_minus1 + 1
141 
142  uint8_t data[4096];
144 } HEVCVPS;
145 
146 typedef struct ScalingList {
147  /* This is a little wasteful, since sizeID 0 only needs 8 coeffs,
148  * and size ID 3 only has 2 arrays, not 6. */
149  uint8_t sl[4][6][64];
150  uint8_t sl_dc[2][6];
151 } ScalingList;
152 
153 typedef struct HEVCSPS {
154  unsigned vps_id;
157 
159 
161 
166 
167  unsigned int log2_max_poc_lsb;
169 
171  struct {
177 
180 
183 
184  unsigned int nb_st_rps;
186 
188  uint8_t sao_enabled;
189 
194 
195  struct {
196  uint8_t bit_depth;
198  unsigned int log2_min_pcm_cb_size;
199  unsigned int log2_max_pcm_cb_size;
201  } pcm;
204 
205  unsigned int log2_min_cb_size;
207  unsigned int log2_min_tb_size;
208  unsigned int log2_max_trafo_size;
209  unsigned int log2_ctb_size;
210  unsigned int log2_min_pu_size;
211 
214 
225 
226  ///< coded frame dimension in various units
227  int width;
228  int height;
231  int ctb_size;
238  int tb_mask;
239 
240  int hshift[3];
241  int vshift[3];
242 
244 
245  uint8_t data[4096];
247 } HEVCSPS;
248 
249 typedef struct HEVCPPS {
250  unsigned int sps_id; ///< seq_parameter_set_id
251 
253 
255 
256  int num_ref_idx_l0_default_active; ///< num_ref_idx_l0_default_active_minus1 + 1
257  int num_ref_idx_l1_default_active; ///< num_ref_idx_l1_default_active_minus1 + 1
259 
262 
265 
273 
277 
278  uint16_t num_tile_columns; ///< num_tile_columns_minus1 + 1
279  uint16_t num_tile_rows; ///< num_tile_rows_minus1 + 1
282 
284 
287  uint8_t disable_dbf;
288  int beta_offset; ///< beta_offset_div2 * 2
289  int tc_offset; ///< tc_offset_div2 * 2
290 
293 
295  int log2_parallel_merge_level; ///< log2_parallel_merge_level_minus2 + 2
304  int8_t cb_qp_offset_list[6];
305  int8_t cr_qp_offset_list[6];
308 
309  // Inferred parameters
310  unsigned int *column_width; ///< ColumnWidth
311  unsigned int *row_height; ///< RowHeight
312  unsigned int *col_bd; ///< ColBd
313  unsigned int *row_bd; ///< RowBd
314  int *col_idxX;
315 
316  int *ctb_addr_rs_to_ts; ///< CtbAddrRSToTS
317  int *ctb_addr_ts_to_rs; ///< CtbAddrTSToRS
318  int *tile_id; ///< TileId
319  int *tile_pos_rs; ///< TilePosRS
320  int *min_tb_addr_zs; ///< MinTbAddrZS
321  int *min_tb_addr_zs_tab;///< MinTbAddrZS
322 
323  uint8_t data[4096];
325 } HEVCPPS;
326 
327 typedef struct HEVCParamSets {
331 
332  /* currently active parameter sets */
333  const HEVCVPS *vps;
334  const HEVCSPS *sps;
335  const HEVCPPS *pps;
336 } HEVCParamSets;
337 
338 /**
339  * Parse the SPS from the bitstream into the provided HEVCSPS struct.
340  *
341  * @param sps_id the SPS id will be written here
342  * @param apply_defdispwin if set 1, the default display window from the VUI
343  * will be applied to the video dimensions
344  * @param vps_list if non-NULL, this function will validate that the SPS refers
345  * to an existing VPS
346  */
347 int ff_hevc_parse_sps(HEVCSPS *sps, GetBitContext *gb, unsigned int *sps_id,
348  int apply_defdispwin, AVBufferRef **vps_list, AVCodecContext *avctx);
349 
351  HEVCParamSets *ps);
353  HEVCParamSets *ps, int apply_defdispwin);
355  HEVCParamSets *ps);
356 
358 
360  ShortTermRPS *rps, const HEVCSPS *sps, int is_slice_header);
361 
362 int ff_hevc_encode_nal_vps(HEVCVPS *vps, unsigned int id,
363  uint8_t *buf, int buf_size);
364 
365 /**
366  * Compute POC of the current frame and return it.
367  */
368 int ff_hevc_compute_poc(const HEVCSPS *sps, int pocTid0, int poc_lsb, int nal_unit_type);
369 
370 #endif /* AVCODEC_HEVC_PS_H */
HEVCVPS::vps_poc_proportional_to_timing_flag
uint8_t vps_poc_proportional_to_timing_flag
Definition: hevc_ps.h:138
VUI::chroma_sample_loc_type_top_field
int chroma_sample_loc_type_top_field
Definition: hevc_ps.h:64
HEVCSPS::vui
VUI vui
Definition: hevc_ps.h:178
HEVCSPS::sps_strong_intra_smoothing_enable_flag
uint8_t sps_strong_intra_smoothing_enable_flag
Definition: hevc_ps.h:203
VUI::sar
AVRational sar
Definition: hevc_ps.h:50
ff_hevc_decode_nal_vps
int ff_hevc_decode_nal_vps(GetBitContext *gb, AVCodecContext *avctx, HEVCParamSets *ps)
Definition: hevc_ps.c:458
HEVCPPS::tiles_enabled_flag
uint8_t tiles_enabled_flag
Definition: hevc_ps.h:275
HEVCSPS::log2_min_cb_size
unsigned int log2_min_cb_size
Definition: hevc_ps.h:205
HEVCSPS::used_by_curr_pic_lt_sps_flag
uint8_t used_by_curr_pic_lt_sps_flag[HEVC_MAX_LONG_TERM_REF_PICS]
Definition: hevc_ps.h:192
AVPixelFormat
AVPixelFormat
Pixel format.
Definition: pixfmt.h:64
HEVCSPS::data_size
int data_size
Definition: hevc_ps.h:246
HEVCPPS::data_size
int data_size
Definition: hevc_ps.h:324
HEVCPPS::pps_range_extensions_flag
uint8_t pps_range_extensions_flag
Definition: hevc_ps.h:299
ShortTermRPS::used
uint8_t used[32]
Definition: hevc_ps.h:39
VUI::vui_time_scale
uint32_t vui_time_scale
Definition: hevc_ps.h:76
PTLCommon::max_10bit_constraint_flag
uint8_t max_10bit_constraint_flag
Definition: hevc_ps.h:102
HEVCSPS::long_term_ref_pics_present_flag
uint8_t long_term_ref_pics_present_flag
Definition: hevc_ps.h:190
HEVCSPS::lt_ref_pic_poc_lsb_sps
uint16_t lt_ref_pic_poc_lsb_sps[HEVC_MAX_LONG_TERM_REF_PICS]
Definition: hevc_ps.h:191
HEVCSPS::st_rps
ShortTermRPS st_rps[HEVC_MAX_SHORT_TERM_REF_PIC_SETS]
Definition: hevc_ps.h:185
HEVCSPS::pcm_enabled_flag
int pcm_enabled_flag
Definition: hevc_ps.h:168
HEVCWindow::bottom_offset
unsigned int bottom_offset
Definition: hevc_ps.h:46
HEVCPPS::column_width
unsigned int * column_width
ColumnWidth.
Definition: hevc_ps.h:310
PTL::sub_layer_ptl
PTLCommon sub_layer_ptl[HEVC_MAX_SUB_LAYERS]
Definition: hevc_ps.h:117
HEVCSPS::bit_depth
int bit_depth
Definition: hevc_ps.h:162
HEVCSPS::loop_filter_disable_flag
uint8_t loop_filter_disable_flag
Definition: hevc_ps.h:200
rational.h
PTLCommon::intra_constraint_flag
uint8_t intra_constraint_flag
Definition: hevc_ps.h:107
HEVCPPS::slice_header_extension_present_flag
uint8_t slice_header_extension_present_flag
Definition: hevc_ps.h:297
HEVCPPS::output_flag_present_flag
uint8_t output_flag_present_flag
Definition: hevc_ps.h:271
HEVCVPS::vps_num_units_in_tick
uint32_t vps_num_units_in_tick
Definition: hevc_ps.h:136
HEVCSPS::log2_max_pcm_cb_size
unsigned int log2_max_pcm_cb_size
Definition: hevc_ps.h:199
HEVCPPS::lists_modification_present_flag
uint8_t lists_modification_present_flag
Definition: hevc_ps.h:294
HEVCPPS::cu_qp_delta_enabled_flag
uint8_t cu_qp_delta_enabled_flag
Definition: hevc_ps.h:263
VUI::tiles_fixed_structure_flag
int tiles_fixed_structure_flag
Definition: hevc_ps.h:82
VUI::vui_num_ticks_poc_diff_one_minus1
int vui_num_ticks_poc_diff_one_minus1
Definition: hevc_ps.h:78
ScalingList::sl
uint8_t sl[4][6][64]
Definition: hevc_ps.h:149
HEVCSPS::max_latency_increase
int max_latency_increase
Definition: hevc_ps.h:174
VUI::field_seq_flag
int field_seq_flag
Definition: hevc_ps.h:68
HEVCSPS::persistent_rice_adaptation_enabled_flag
int persistent_rice_adaptation_enabled_flag
Definition: hevc_ps.h:223
HEVCSPS::temporal_id_nesting_flag
uint8_t temporal_id_nesting_flag
Definition: hevc_ps.h:176
HEVCSPS::explicit_rdpcm_enabled_flag
int explicit_rdpcm_enabled_flag
Definition: hevc_ps.h:219
ff_hevc_decode_nal_pps
int ff_hevc_decode_nal_pps(GetBitContext *gb, AVCodecContext *avctx, HEVCParamSets *ps)
Definition: hevc_ps.c:1499
PTLCommon::profile_space
uint8_t profile_space
Definition: hevc_ps.h:93
VUI::bitstream_restriction_flag
int bitstream_restriction_flag
Definition: hevc_ps.h:81
HEVCSPS::max_dec_pic_buffering
int max_dec_pic_buffering
Definition: hevc_ps.h:172
HEVCVPS::data
uint8_t data[4096]
Definition: hevc_ps.h:142
HEVCPPS::deblocking_filter_control_present_flag
uint8_t deblocking_filter_control_present_flag
Definition: hevc_ps.h:285
HEVCPPS::num_tile_columns
uint16_t num_tile_columns
num_tile_columns_minus1 + 1
Definition: hevc_ps.h:278
HEVCSPS::min_tb_height
int min_tb_height
Definition: hevc_ps.h:235
HEVCSPS::min_cb_width
int min_cb_width
Definition: hevc_ps.h:232
HEVC_MAX_SHORT_TERM_REF_PIC_SETS
@ HEVC_MAX_SHORT_TERM_REF_PIC_SETS
Definition: hevc.h:122
HEVCSPS::min_pu_width
int min_pu_width
Definition: hevc_ps.h:236
HEVCSPS::intra_smoothing_disabled_flag
int intra_smoothing_disabled_flag
Definition: hevc_ps.h:221
HEVCSPS::output_window
HEVCWindow output_window
Definition: hevc_ps.h:158
PTLCommon::profile_compatibility_flag
uint8_t profile_compatibility_flag[32]
Definition: hevc_ps.h:96
HEVCPPS::min_tb_addr_zs_tab
int * min_tb_addr_zs_tab
MinTbAddrZS.
Definition: hevc_ps.h:321
HEVC_MAX_LONG_TERM_REF_PICS
@ HEVC_MAX_LONG_TERM_REF_PICS
Definition: hevc.h:124
HEVCSPS::separate_colour_plane_flag
uint8_t separate_colour_plane_flag
Definition: hevc_ps.h:156
PTLCommon::progressive_source_flag
uint8_t progressive_source_flag
Definition: hevc_ps.h:97
HEVCSPS::log2_diff_max_min_coding_block_size
unsigned int log2_diff_max_min_coding_block_size
Definition: hevc_ps.h:206
ff_hevc_ps_uninit
void ff_hevc_ps_uninit(HEVCParamSets *ps)
Definition: hevc_ps.c:1747
HEVCVPS::vps_time_scale
uint32_t vps_time_scale
Definition: hevc_ps.h:137
PTLCommon::interlaced_source_flag
uint8_t interlaced_source_flag
Definition: hevc_ps.h:98
PTLCommon::max_8bit_constraint_flag
uint8_t max_8bit_constraint_flag
Definition: hevc_ps.h:103
PTLCommon::one_picture_only_constraint_flag
uint8_t one_picture_only_constraint_flag
Definition: hevc_ps.h:108
HEVCSPS::max_transform_hierarchy_depth_intra
int max_transform_hierarchy_depth_intra
Definition: hevc_ps.h:213
HEVCSPS::pic_conf_win
HEVCWindow pic_conf_win
Definition: hevc_ps.h:160
HEVCWindow::left_offset
unsigned int left_offset
Definition: hevc_ps.h:43
GetBitContext
Definition: get_bits.h:62
HEVCPPS::weighted_pred_flag
uint8_t weighted_pred_flag
Definition: hevc_ps.h:269
HEVCSPS::log2_min_pcm_cb_size
unsigned int log2_min_pcm_cb_size
Definition: hevc_ps.h:198
HEVCSPS::log2_max_poc_lsb
unsigned int log2_max_poc_lsb
Definition: hevc_ps.h:167
HEVCPPS::cb_qp_offset
int cb_qp_offset
Definition: hevc_ps.h:266
ShortTermRPS::num_delta_pocs
int num_delta_pocs
Definition: hevc_ps.h:36
HEVCSPS::transform_skip_rotation_enabled_flag
int transform_skip_rotation_enabled_flag
Definition: hevc_ps.h:216
HEVCPPS::loop_filter_across_tiles_enabled_flag
uint8_t loop_filter_across_tiles_enabled_flag
Definition: hevc_ps.h:281
VUI::restricted_ref_pic_lists_flag
int restricted_ref_pic_lists_flag
Definition: hevc_ps.h:84
PTLCommon::frame_only_constraint_flag
uint8_t frame_only_constraint_flag
Definition: hevc_ps.h:100
PTLCommon::max_monochrome_constraint_flag
uint8_t max_monochrome_constraint_flag
Definition: hevc_ps.h:106
HEVCPPS::row_bd
unsigned int * row_bd
RowBd.
Definition: hevc_ps.h:313
VUI::chroma_loc_info_present_flag
int chroma_loc_info_present_flag
Definition: hevc_ps.h:63
HEVCPPS::num_extra_slice_header_bits
int num_extra_slice_header_bits
Definition: hevc_ps.h:296
PTL::sub_layer_level_present_flag
uint8_t sub_layer_level_present_flag[HEVC_MAX_SUB_LAYERS]
Definition: hevc_ps.h:120
HEVCPPS::col_bd
unsigned int * col_bd
ColBd.
Definition: hevc_ps.h:312
HEVCPPS::diff_cu_qp_delta_depth
int diff_cu_qp_delta_depth
Definition: hevc_ps.h:264
HEVCVPS::vps_max_latency_increase
unsigned int vps_max_latency_increase[HEVC_MAX_SUB_LAYERS]
Definition: hevc_ps.h:132
VUI::matrix_coeffs
uint8_t matrix_coeffs
Definition: hevc_ps.h:61
PTLCommon
Definition: hevc_ps.h:92
HEVCSPS::height
int height
Definition: hevc_ps.h:228
ff_hevc_decode_nal_sps
int ff_hevc_decode_nal_sps(GetBitContext *gb, AVCodecContext *avctx, HEVCParamSets *ps, int apply_defdispwin)
Definition: hevc_ps.c:1250
HEVCSPS::sps_temporal_mvp_enabled_flag
uint8_t sps_temporal_mvp_enabled_flag
Definition: hevc_ps.h:202
get_bits.h
VUI::motion_vectors_over_pic_boundaries_flag
int motion_vectors_over_pic_boundaries_flag
Definition: hevc_ps.h:83
PTLCommon::non_packed_constraint_flag
uint8_t non_packed_constraint_flag
Definition: hevc_ps.h:99
HEVCPPS::ctb_addr_ts_to_rs
int * ctb_addr_ts_to_rs
CtbAddrTSToRS.
Definition: hevc_ps.h:317
HEVCPPS::deblocking_filter_override_enabled_flag
uint8_t deblocking_filter_override_enabled_flag
Definition: hevc_ps.h:286
HEVCPPS::log2_sao_offset_scale_luma
uint8_t log2_sao_offset_scale_luma
Definition: hevc_ps.h:306
HEVCSPS::temporal_layer
struct HEVCSPS::@67 temporal_layer[HEVC_MAX_SUB_LAYERS]
HEVCWindow::top_offset
unsigned int top_offset
Definition: hevc_ps.h:45
VUI::colour_primaries
uint8_t colour_primaries
Definition: hevc_ps.h:59
PTLCommon::profile_idc
uint8_t profile_idc
Definition: hevc_ps.h:95
ScalingList
Definition: hevc_ps.h:146
HEVC_MAX_PPS_COUNT
@ HEVC_MAX_PPS_COUNT
Definition: hevc.h:114
VUI::overscan_info_present_flag
int overscan_info_present_flag
Definition: hevc_ps.h:52
PTL::general_ptl
PTLCommon general_ptl
Definition: hevc_ps.h:116
PTLCommon::tier_flag
uint8_t tier_flag
Definition: hevc_ps.h:94
HEVC_MAX_SUB_LAYERS
@ HEVC_MAX_SUB_LAYERS
Definition: hevc.h:105
HEVCPPS::scaling_list
ScalingList scaling_list
Definition: hevc_ps.h:292
HEVCVPS::vps_num_hrd_parameters
int vps_num_hrd_parameters
Definition: hevc_ps.h:140
HEVCSPS::num_long_term_ref_pics_sps
uint8_t num_long_term_ref_pics_sps
Definition: hevc_ps.h:193
ScalingList::sl_dc
uint8_t sl_dc[2][6]
Definition: hevc_ps.h:150
VUI::frame_field_info_present_flag
int frame_field_info_present_flag
Definition: hevc_ps.h:69
HEVCPPS::constrained_intra_pred_flag
uint8_t constrained_intra_pred_flag
Definition: hevc_ps.h:260
AVRational
Rational number (pair of numerator and denominator).
Definition: rational.h:58
VUI::vui_timing_info_present_flag
int vui_timing_info_present_flag
Definition: hevc_ps.h:74
HEVCPPS::tile_id
int * tile_id
TileId.
Definition: hevc_ps.h:318
HEVCPPS::cb_qp_offset_list
int8_t cb_qp_offset_list[6]
Definition: hevc_ps.h:304
HEVCPPS::dependent_slice_segments_enabled_flag
uint8_t dependent_slice_segments_enabled_flag
Definition: hevc_ps.h:274
VUI::log2_max_mv_length_horizontal
int log2_max_mv_length_horizontal
Definition: hevc_ps.h:88
HEVCParamSets::vps
const HEVCVPS * vps
Definition: hevc_ps.h:333
PTL
Definition: hevc_ps.h:115
HEVCVPS::vps_num_ticks_poc_diff_one
int vps_num_ticks_poc_diff_one
vps_num_ticks_poc_diff_one_minus1 + 1
Definition: hevc_ps.h:139
vps
static int FUNC() vps(CodedBitstreamContext *ctx, RWContext *rw, H265RawVPS *current)
Definition: cbs_h265_syntax_template.c:420
PTL::sub_layer_profile_present_flag
uint8_t sub_layer_profile_present_flag[HEVC_MAX_SUB_LAYERS]
Definition: hevc_ps.h:119
ff_hevc_decode_short_term_rps
int ff_hevc_decode_short_term_rps(GetBitContext *gb, AVCodecContext *avctx, ShortTermRPS *rps, const HEVCSPS *sps, int is_slice_header)
Definition: hevc_ps.c:119
VUI::max_bytes_per_pic_denom
int max_bytes_per_pic_denom
Definition: hevc_ps.h:86
HEVCSPS::bit_depth
uint8_t bit_depth
Definition: hevc_ps.h:196
HEVCWindow
Definition: hevc_ps.h:42
HEVCPPS::beta_offset
int beta_offset
beta_offset_div2 * 2
Definition: hevc_ps.h:288
HEVCSPS::high_precision_offsets_enabled_flag
int high_precision_offsets_enabled_flag
Definition: hevc_ps.h:222
HEVCPPS::cross_component_prediction_enabled_flag
uint8_t cross_component_prediction_enabled_flag
Definition: hevc_ps.h:300
ff_hevc_encode_nal_vps
int ff_hevc_encode_nal_vps(HEVCVPS *vps, unsigned int id, uint8_t *buf, int buf_size)
Definition: hevc_ps_enc.c:66
HEVCSPS::data
uint8_t data[4096]
Definition: hevc_ps.h:245
HEVCPPS::entropy_coding_sync_enabled_flag
uint8_t entropy_coding_sync_enabled_flag
Definition: hevc_ps.h:276
HEVCSPS::chroma_format_idc
int chroma_format_idc
Definition: hevc_ps.h:155
HEVCSPS::sps_range_extension_flag
int sps_range_extension_flag
Definition: hevc_ps.h:215
HEVCPPS::row_height
unsigned int * row_height
RowHeight.
Definition: hevc_ps.h:311
HEVCSPS::log2_max_trafo_size
unsigned int log2_max_trafo_size
Definition: hevc_ps.h:208
VUI::transfer_characteristic
uint8_t transfer_characteristic
Definition: hevc_ps.h:60
VUI::def_disp_win
HEVCWindow def_disp_win
Definition: hevc_ps.h:72
VUI::vui_poc_proportional_to_timing_flag
int vui_poc_proportional_to_timing_flag
Definition: hevc_ps.h:77
VUI
Definition: hevc_ps.h:49
HEVCSPS::tb_mask
int tb_mask
Definition: hevc_ps.h:238
VUI::vui_num_units_in_tick
uint32_t vui_num_units_in_tick
Definition: hevc_ps.h:75
HEVCSPS::max_transform_hierarchy_depth_inter
int max_transform_hierarchy_depth_inter
Definition: hevc_ps.h:212
VUI::max_bits_per_min_cu_denom
int max_bits_per_min_cu_denom
Definition: hevc_ps.h:87
buffer.h
HEVCPPS::chroma_qp_offset_list_len_minus1
uint8_t chroma_qp_offset_list_len_minus1
Definition: hevc_ps.h:303
HEVCPPS::cr_qp_offset
int cr_qp_offset
Definition: hevc_ps.h:267
HEVCSPS::pcm
struct HEVCSPS::@68 pcm
HEVCPPS::seq_loop_filter_across_slices_enabled_flag
uint8_t seq_loop_filter_across_slices_enabled_flag
Definition: hevc_ps.h:283
HEVCPPS::cabac_init_present_flag
uint8_t cabac_init_present_flag
Definition: hevc_ps.h:254
HEVCSPS::hshift
int hshift[3]
Definition: hevc_ps.h:240
HEVCParamSets::pps_list
AVBufferRef * pps_list[HEVC_MAX_PPS_COUNT]
Definition: hevc_ps.h:330
VUI::log2_max_mv_length_vertical
int log2_max_mv_length_vertical
Definition: hevc_ps.h:89
HEVCSPS::cabac_bypass_alignment_enabled_flag
int cabac_bypass_alignment_enabled_flag
coded frame dimension in various units
Definition: hevc_ps.h:224
HEVCVPS::vps_max_dec_pic_buffering
unsigned int vps_max_dec_pic_buffering[HEVC_MAX_SUB_LAYERS]
Definition: hevc_ps.h:130
HEVCSPS::max_sub_layers
int max_sub_layers
Definition: hevc_ps.h:170
HEVCSPS::log2_min_pu_size
unsigned int log2_min_pu_size
Definition: hevc_ps.h:210
HEVCPPS::tile_pos_rs
int * tile_pos_rs
TilePosRS.
Definition: hevc_ps.h:319
VUI::video_format
int video_format
Definition: hevc_ps.h:56
HEVCSPS::bit_depth_chroma
uint8_t bit_depth_chroma
Definition: hevc_ps.h:197
HEVCSPS::log2_ctb_size
unsigned int log2_ctb_size
Definition: hevc_ps.h:209
HEVCPPS::log2_parallel_merge_level
int log2_parallel_merge_level
log2_parallel_merge_level_minus2 + 2
Definition: hevc_ps.h:295
ShortTermRPS::num_negative_pics
unsigned int num_negative_pics
Definition: hevc_ps.h:35
HEVCSPS::bit_depth_chroma
int bit_depth_chroma
Definition: hevc_ps.h:163
PTLCommon::max_422chroma_constraint_flag
uint8_t max_422chroma_constraint_flag
Definition: hevc_ps.h:104
VUI::default_display_window_flag
int default_display_window_flag
Definition: hevc_ps.h:71
HEVCSPS::transform_skip_context_enabled_flag
int transform_skip_context_enabled_flag
Definition: hevc_ps.h:217
HEVCSPS::implicit_rdpcm_enabled_flag
int implicit_rdpcm_enabled_flag
Definition: hevc_ps.h:218
HEVCParamSets::sps
const HEVCSPS * sps
Definition: hevc_ps.h:334
VUI::neutra_chroma_indication_flag
int neutra_chroma_indication_flag
Definition: hevc_ps.h:66
ShortTermRPS::rps_idx_num_delta_pocs
int rps_idx_num_delta_pocs
Definition: hevc_ps.h:37
HEVCVPS::vps_sub_layer_ordering_info_present_flag
int vps_sub_layer_ordering_info_present_flag
Definition: hevc_ps.h:129
PTLCommon::max_12bit_constraint_flag
uint8_t max_12bit_constraint_flag
Definition: hevc_ps.h:101
HEVCSPS::amp_enabled_flag
uint8_t amp_enabled_flag
Definition: hevc_ps.h:187
PTLCommon::max_420chroma_constraint_flag
uint8_t max_420chroma_constraint_flag
Definition: hevc_ps.h:105
HEVCPPS::pic_init_qp_minus26
int pic_init_qp_minus26
Definition: hevc_ps.h:258
HEVCSPS::width
int width
Definition: hevc_ps.h:227
HEVCPPS::disable_dbf
uint8_t disable_dbf
Definition: hevc_ps.h:287
HEVCSPS::min_pu_height
int min_pu_height
Definition: hevc_ps.h:237
hevc.h
VUI::overscan_appropriate_flag
int overscan_appropriate_flag
Definition: hevc_ps.h:53
PTLCommon::lower_bit_rate_constraint_flag
uint8_t lower_bit_rate_constraint_flag
Definition: hevc_ps.h:109
avcodec.h
HEVC_MAX_SPS_COUNT
@ HEVC_MAX_SPS_COUNT
Definition: hevc.h:112
VUI::colour_description_present_flag
int colour_description_present_flag
Definition: hevc_ps.h:58
pixfmt.h
HEVC_MAX_VPS_COUNT
@ HEVC_MAX_VPS_COUNT
Definition: hevc.h:110
HEVCPPS::uniform_spacing_flag
uint8_t uniform_spacing_flag
Definition: hevc_ps.h:280
sps
static int FUNC() sps(CodedBitstreamContext *ctx, RWContext *rw, H264RawSPS *current)
Definition: cbs_h264_syntax_template.c:260
HEVCPPS::cr_qp_offset_list
int8_t cr_qp_offset_list[6]
Definition: hevc_ps.h:305
AVCodecContext
main external API structure.
Definition: avcodec.h:384
HEVCSPS::min_cb_height
int min_cb_height
Definition: hevc_ps.h:233
HEVCPPS::scaling_list_data_present_flag
uint8_t scaling_list_data_present_flag
Definition: hevc_ps.h:291
HEVCPPS::min_tb_addr_zs
int * min_tb_addr_zs
MinTbAddrZS.
Definition: hevc_ps.h:320
HEVCVPS::vps_max_layer_id
int vps_max_layer_id
Definition: hevc_ps.h:133
HEVCVPS::vps_temporal_id_nesting_flag
uint8_t vps_temporal_id_nesting_flag
Definition: hevc_ps.h:124
HEVCSPS::log2_min_tb_size
unsigned int log2_min_tb_size
Definition: hevc_ps.h:207
ff_hevc_compute_poc
int ff_hevc_compute_poc(const HEVCSPS *sps, int pocTid0, int poc_lsb, int nal_unit_type)
Compute POC of the current frame and return it.
Definition: hevc_ps.c:1763
HEVCSPS::nb_st_rps
unsigned int nb_st_rps
Definition: hevc_ps.h:184
HEVCVPS::vps_max_sub_layers
int vps_max_sub_layers
vps_max_temporal_layers_minus1 + 1
Definition: hevc_ps.h:126
HEVCSPS::ctb_height
int ctb_height
Definition: hevc_ps.h:230
PTLCommon::level_idc
uint8_t level_idc
Definition: hevc_ps.h:112
HEVCPPS::sign_data_hiding_flag
uint8_t sign_data_hiding_flag
Definition: hevc_ps.h:252
HEVCParamSets::sps_list
AVBufferRef * sps_list[HEVC_MAX_SPS_COUNT]
Definition: hevc_ps.h:329
HEVCParamSets::pps
const HEVCPPS * pps
Definition: hevc_ps.h:335
ff_hevc_parse_sps
int ff_hevc_parse_sps(HEVCSPS *sps, GetBitContext *gb, unsigned int *sps_id, int apply_defdispwin, AVBufferRef **vps_list, AVCodecContext *avctx)
Parse the SPS from the bitstream into the provided HEVCSPS struct.
Definition: hevc_ps.c:908
HEVCPPS::log2_max_transform_skip_block_size
uint8_t log2_max_transform_skip_block_size
Definition: hevc_ps.h:298
HEVCPPS::pic_slice_level_chroma_qp_offsets_present_flag
uint8_t pic_slice_level_chroma_qp_offsets_present_flag
Definition: hevc_ps.h:268
HEVCWindow::right_offset
unsigned int right_offset
Definition: hevc_ps.h:44
ShortTermRPS
Definition: hevc_ps.h:34
HEVCPPS::weighted_bipred_flag
uint8_t weighted_bipred_flag
Definition: hevc_ps.h:270
PTLCommon::inbld_flag
uint8_t inbld_flag
Definition: hevc_ps.h:111
HEVCVPS::vps_timing_info_present_flag
uint8_t vps_timing_info_present_flag
Definition: hevc_ps.h:135
VUI::vui_hrd_parameters_present_flag
int vui_hrd_parameters_present_flag
Definition: hevc_ps.h:79
HEVCPPS::data
uint8_t data[4096]
Definition: hevc_ps.h:323
VUI::min_spatial_segmentation_idc
int min_spatial_segmentation_idc
Definition: hevc_ps.h:85
HEVCPPS::log2_sao_offset_scale_chroma
uint8_t log2_sao_offset_scale_chroma
Definition: hevc_ps.h:307
HEVCPPS::num_ref_idx_l1_default_active
int num_ref_idx_l1_default_active
num_ref_idx_l1_default_active_minus1 + 1
Definition: hevc_ps.h:257
VUI::chroma_sample_loc_type_bottom_field
int chroma_sample_loc_type_bottom_field
Definition: hevc_ps.h:65
HEVCSPS::ctb_width
int ctb_width
Definition: hevc_ps.h:229
HEVCSPS::vshift
int vshift[3]
Definition: hevc_ps.h:241
AVBufferRef
A reference to a data buffer.
Definition: buffer.h:84
HEVCVPS
Definition: hevc_ps.h:123
VUI::video_signal_type_present_flag
int video_signal_type_present_flag
Definition: hevc_ps.h:55
HEVCSPS::qp_bd_offset
int qp_bd_offset
Definition: hevc_ps.h:243
HEVCSPS
Definition: hevc_ps.h:153
HEVCSPS::extended_precision_processing_flag
int extended_precision_processing_flag
Definition: hevc_ps.h:220
HEVCSPS::pixel_shift
int pixel_shift
Definition: hevc_ps.h:164
HEVCPPS::num_ref_idx_l0_default_active
int num_ref_idx_l0_default_active
num_ref_idx_l0_default_active_minus1 + 1
Definition: hevc_ps.h:256
HEVCPPS
Definition: hevc_ps.h:249
HEVCPPS::sps_id
unsigned int sps_id
seq_parameter_set_id
Definition: hevc_ps.h:250
HEVCVPS::vps_max_layers
int vps_max_layers
Definition: hevc_ps.h:125
HEVCSPS::sao_enabled
uint8_t sao_enabled
Definition: hevc_ps.h:188
PTLCommon::max_14bit_constraint_flag
uint8_t max_14bit_constraint_flag
Definition: hevc_ps.h:110
HEVCSPS::vps_id
unsigned vps_id
Definition: hevc_ps.h:154
HEVCSPS::min_tb_width
int min_tb_width
Definition: hevc_ps.h:234
int32_t
int32_t
Definition: audioconvert.c:56
HEVCPPS::diff_cu_chroma_qp_offset_depth
uint8_t diff_cu_chroma_qp_offset_depth
Definition: hevc_ps.h:302
VUI::video_full_range_flag
int video_full_range_flag
Definition: hevc_ps.h:57
HEVCVPS::data_size
int data_size
Definition: hevc_ps.h:143
HEVCPPS::col_idxX
int * col_idxX
Definition: hevc_ps.h:314
HEVCSPS::num_reorder_pics
int num_reorder_pics
Definition: hevc_ps.h:173
HEVCPPS::transquant_bypass_enable_flag
uint8_t transquant_bypass_enable_flag
Definition: hevc_ps.h:272
HEVCVPS::vps_num_layer_sets
int vps_num_layer_sets
vps_num_layer_sets_minus1 + 1
Definition: hevc_ps.h:134
HEVCPPS::chroma_qp_offset_list_enabled_flag
uint8_t chroma_qp_offset_list_enabled_flag
Definition: hevc_ps.h:301
ShortTermRPS::delta_poc
int32_t delta_poc[32]
Definition: hevc_ps.h:38
HEVCVPS::vps_num_reorder_pics
unsigned int vps_num_reorder_pics[HEVC_MAX_SUB_LAYERS]
Definition: hevc_ps.h:131
HEVCSPS::ctb_size
int ctb_size
Definition: hevc_ps.h:231
HEVCVPS::ptl
PTL ptl
Definition: hevc_ps.h:128
HEVCPPS::num_tile_rows
uint16_t num_tile_rows
num_tile_rows_minus1 + 1
Definition: hevc_ps.h:279
HEVCSPS::pix_fmt
enum AVPixelFormat pix_fmt
Definition: hevc_ps.h:165
HEVCParamSets::vps_list
AVBufferRef * vps_list[HEVC_MAX_VPS_COUNT]
Definition: hevc_ps.h:328
HEVCSPS::scaling_list_enable_flag
uint8_t scaling_list_enable_flag
Definition: hevc_ps.h:181
HEVCPPS::transform_skip_enabled_flag
uint8_t transform_skip_enabled_flag
Definition: hevc_ps.h:261
HEVCPPS::tc_offset
int tc_offset
tc_offset_div2 * 2
Definition: hevc_ps.h:289
HEVCPPS::ctb_addr_rs_to_ts
int * ctb_addr_rs_to_ts
CtbAddrRSToTS.
Definition: hevc_ps.h:316
HEVCParamSets
Definition: hevc_ps.h:327
HEVCSPS::scaling_list
ScalingList scaling_list
Definition: hevc_ps.h:182
HEVCSPS::ptl
PTL ptl
Definition: hevc_ps.h:179