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hevc.h
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1 /*
2  * HEVC video decoder
3  *
4  * Copyright (C) 2012 - 2013 Guillaume Martres
5  *
6  * This file is part of FFmpeg.
7  *
8  * FFmpeg is free software; you can redistribute it and/or
9  * modify it under the terms of the GNU Lesser General Public
10  * License as published by the Free Software Foundation; either
11  * version 2.1 of the License, or (at your option) any later version.
12  *
13  * FFmpeg is distributed in the hope that it will be useful,
14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16  * Lesser General Public License for more details.
17  *
18  * You should have received a copy of the GNU Lesser General Public
19  * License along with FFmpeg; if not, write to the Free Software
20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
21  */
22 
23 #ifndef AVCODEC_HEVC_H
24 #define AVCODEC_HEVC_H
25 
26 #include "libavutil/buffer.h"
27 #include "libavutil/md5.h"
28 
29 #include "avcodec.h"
30 #include "bswapdsp.h"
31 #include "cabac.h"
32 #include "get_bits.h"
33 #include "hevcpred.h"
34 #include "h2645_parse.h"
35 #include "hevcdsp.h"
36 #include "internal.h"
37 #include "thread.h"
38 #include "videodsp.h"
39 
40 #define MAX_DPB_SIZE 16 // A.4.1
41 #define MAX_REFS 16
42 
43 #define MAX_NB_THREADS 16
44 #define SHIFT_CTB_WPP 2
45 
46 /**
47  * 7.4.2.1
48  */
49 #define MAX_SUB_LAYERS 7
50 #define MAX_VPS_COUNT 16
51 #define MAX_SPS_COUNT 32
52 #define MAX_PPS_COUNT 256
53 #define MAX_SHORT_TERM_RPS_COUNT 64
54 #define MAX_CU_SIZE 128
55 
56 //TODO: check if this is really the maximum
57 #define MAX_TRANSFORM_DEPTH 5
58 
59 #define MAX_TB_SIZE 32
60 #define MAX_LOG2_CTB_SIZE 6
61 #define MAX_QP 51
62 #define DEFAULT_INTRA_TC_OFFSET 2
63 
64 #define HEVC_CONTEXTS 199
65 
66 #define MRG_MAX_NUM_CANDS 5
67 
68 #define L0 0
69 #define L1 1
70 
71 #define EPEL_EXTRA_BEFORE 1
72 #define EPEL_EXTRA_AFTER 2
73 #define EPEL_EXTRA 3
74 #define QPEL_EXTRA_BEFORE 3
75 #define QPEL_EXTRA_AFTER 4
76 #define QPEL_EXTRA 7
77 
78 #define EDGE_EMU_BUFFER_STRIDE 80
79 
80 /**
81  * Value of the luma sample at position (x, y) in the 2D array tab.
82  */
83 #define SAMPLE(tab, x, y) ((tab)[(y) * s->sps->width + (x)])
84 #define SAMPLE_CTB(tab, x, y) ((tab)[(y) * min_cb_width + (x)])
85 
86 #define IS_IDR(s) ((s)->nal_unit_type == NAL_IDR_W_RADL || (s)->nal_unit_type == NAL_IDR_N_LP)
87 #define IS_BLA(s) ((s)->nal_unit_type == NAL_BLA_W_RADL || (s)->nal_unit_type == NAL_BLA_W_LP || \
88  (s)->nal_unit_type == NAL_BLA_N_LP)
89 #define IS_IRAP(s) ((s)->nal_unit_type >= 16 && (s)->nal_unit_type <= 23)
90 
91 /**
92  * Table 7-3: NAL unit type codes
93  */
97  NAL_TSA_N = 2,
98  NAL_TSA_R = 3,
111  NAL_VPS = 32,
112  NAL_SPS = 33,
113  NAL_PPS = 34,
114  NAL_AUD = 35,
120 };
121 
122 enum RPSType {
129 };
130 
131 enum SliceType {
132  B_SLICE = 0,
133  P_SLICE = 1,
134  I_SLICE = 2,
135 };
136 
187 };
188 
189 enum PartMode {
193  PART_NxN = 3,
198 };
199 
200 enum PredMode {
204 };
205 
207  PRED_L0 = 0,
210 };
211 
212 enum PredFlag {
213  PF_INTRA = 0,
217 };
218 
255 };
256 
257 enum SAOType {
262 };
263 
269 };
270 
271 enum ScanType {
275 };
276 
277 typedef struct ShortTermRPS {
278  unsigned int num_negative_pics;
283 } ShortTermRPS;
284 
285 typedef struct LongTermRPS {
286  int poc[32];
289 } LongTermRPS;
290 
291 typedef struct RefPicList {
295  int nb_refs;
296 } RefPicList;
297 
298 typedef struct RefPicListTab {
300 } RefPicListTab;
301 
302 typedef struct HEVCWindow {
303  unsigned int left_offset;
304  unsigned int right_offset;
305  unsigned int top_offset;
306  unsigned int bottom_offset;
307 } HEVCWindow;
308 
309 typedef struct VUI {
311 
314 
322 
327 
330 
333 
336  uint32_t vui_time_scale;
340 
350 } VUI;
351 
352 typedef struct PTLCommon {
362 } PTLCommon;
363 
364 typedef struct PTL {
367 
370 } PTL;
371 
372 typedef struct HEVCVPS {
375  int vps_max_sub_layers; ///< vps_max_temporal_layers_minus1 + 1
376 
383  int vps_num_layer_sets; ///< vps_num_layer_sets_minus1 + 1
386  uint32_t vps_time_scale;
388  int vps_num_ticks_poc_diff_one; ///< vps_num_ticks_poc_diff_one_minus1 + 1
390 } HEVCVPS;
391 
392 typedef struct ScalingList {
393  /* This is a little wasteful, since sizeID 0 only needs 8 coeffs,
394  * and size ID 3 only has 2 arrays, not 6. */
395  uint8_t sl[4][6][64];
396  uint8_t sl_dc[2][6];
397 } ScalingList;
398 
399 typedef struct HEVCSPS {
400  unsigned vps_id;
403 
404  ///< output (i.e. cropped) values
407 
409 
413 
414  unsigned int log2_max_poc_lsb;
416 
418  struct {
423 
426 
429 
430  unsigned int nb_st_rps;
432 
435 
440 
441  struct {
444  unsigned int log2_min_pcm_cb_size;
445  unsigned int log2_max_pcm_cb_size;
447  } pcm;
450 
451  unsigned int log2_min_cb_size;
453  unsigned int log2_min_tb_size;
454  unsigned int log2_max_trafo_size;
455  unsigned int log2_ctb_size;
456  unsigned int log2_min_pu_size;
457 
460 
467 
468  ///< coded frame dimension in various units
469  int width;
470  int height;
473  int ctb_size;
480  int tb_mask;
481 
482  int hshift[3];
483  int vshift[3];
484 
486 } HEVCSPS;
487 
488 typedef struct HEVCPPS {
489  unsigned int sps_id; ///< seq_parameter_set_id
490 
492 
494 
495  int num_ref_idx_l0_default_active; ///< num_ref_idx_l0_default_active_minus1 + 1
496  int num_ref_idx_l1_default_active; ///< num_ref_idx_l1_default_active_minus1 + 1
498 
501 
504 
512 
516 
517  int num_tile_columns; ///< num_tile_columns_minus1 + 1
518  int num_tile_rows; ///< num_tile_rows_minus1 + 1
521 
523 
527  int beta_offset; ///< beta_offset_div2 * 2
528  int tc_offset; ///< tc_offset_div2 * 2
529 
532 
534  int log2_parallel_merge_level; ///< log2_parallel_merge_level_minus2 + 2
542  int8_t cb_qp_offset_list[5];
543  int8_t cr_qp_offset_list[5];
546 
547  // Inferred parameters
548  unsigned int *column_width; ///< ColumnWidth
549  unsigned int *row_height; ///< RowHeight
550  unsigned int *col_bd; ///< ColBd
551  unsigned int *row_bd; ///< RowBd
552  int *col_idxX;
553 
554  int *ctb_addr_rs_to_ts; ///< CtbAddrRSToTS
555  int *ctb_addr_ts_to_rs; ///< CtbAddrTSToRS
556  int *tile_id; ///< TileId
557  int *tile_pos_rs; ///< TilePosRS
558  int *min_tb_addr_zs; ///< MinTbAddrZS
559  int *min_tb_addr_zs_tab;///< MinTbAddrZS
560 } HEVCPPS;
561 
562 typedef struct HEVCParamSets {
566 
567  /* currently active parameter sets */
568  const HEVCVPS *vps;
569  const HEVCSPS *sps;
570  const HEVCPPS *pps;
571 } HEVCParamSets;
572 
573 typedef struct SliceHeader {
574  unsigned int pps_id;
575 
576  ///< address (in raster order) of the first block in the current slice segment
577  unsigned int slice_segment_addr;
578  ///< address (in raster order) of the first block in the current slice
579  unsigned int slice_addr;
580 
582 
584 
589 
590  ///< RPS coded in the slice header itself is stored here
597  unsigned int list_entry_lx[2][32];
598 
602 
603  unsigned int nb_refs[2];
604 
607 
609  uint8_t disable_deblocking_filter_flag; ///< slice_header_disable_deblocking_filter_flag
612 
613  unsigned int collocated_ref_idx;
614 
618 
620 
621  int beta_offset; ///< beta_offset_div2 * 2
622  int tc_offset; ///< tc_offset_div2 * 2
623 
624  unsigned int max_num_merge_cand; ///< 5 - 5_minus_max_num_merge_cand
625 
627  int * offset;
628  int * size;
630 
631  int8_t slice_qp;
632 
635 
636  int16_t luma_weight_l0[16];
637  int16_t chroma_weight_l0[16][2];
638  int16_t chroma_weight_l1[16][2];
639  int16_t luma_weight_l1[16];
640 
641  int16_t luma_offset_l0[16];
642  int16_t chroma_offset_l0[16][2];
643 
644  int16_t luma_offset_l1[16];
645  int16_t chroma_offset_l1[16][2];
646 
648 } SliceHeader;
649 
650 typedef struct CodingUnit {
651  int x;
652  int y;
653 
654  enum PredMode pred_mode; ///< PredMode
655  enum PartMode part_mode; ///< PartMode
656 
657  // Inferred parameters
658  uint8_t intra_split_flag; ///< IntraSplitFlag
659  uint8_t max_trafo_depth; ///< MaxTrafoDepth
661 } CodingUnit;
662 
663 typedef struct Mv {
664  int16_t x; ///< horizontal component of motion vector
665  int16_t y; ///< vertical component of motion vector
666 } Mv;
667 
668 typedef struct MvField {
670  int8_t ref_idx[2];
671  int8_t pred_flag;
672 } MvField;
673 
674 typedef struct NeighbourAvailable {
677  int cand_up;
682 
683 typedef struct PredictionUnit {
684  int mpm_idx;
692 
693 typedef struct TransformUnit {
695 
697 
698  // Inferred parameters;
707 } TransformUnit;
708 
709 typedef struct DBParams {
712 } DBParams;
713 
714 #define HEVC_FRAME_FLAG_OUTPUT (1 << 0)
715 #define HEVC_FRAME_FLAG_SHORT_REF (1 << 1)
716 #define HEVC_FRAME_FLAG_LONG_REF (1 << 2)
717 #define HEVC_FRAME_FLAG_BUMPING (1 << 3)
718 
719 typedef struct HEVCFrame {
726  int poc;
728 
730 
734 
737 
738  /**
739  * A sequence counter, so that old frames are output first
740  * after a POC reset
741  */
742  uint16_t sequence;
743 
744  /**
745  * A combination of HEVC_FRAME_FLAG_*
746  */
748 } HEVCFrame;
749 
750 typedef struct HEVCLocalContext {
752 
754 
756 
759 
760  int8_t qp_y;
761  int8_t curr_qp_y;
762 
763  int qPy_pred;
764 
766 
773  /* +7 is for subpixel interpolation, *2 for high bit depths */
775  /* The extended size between the new edge emu buffer is abused by SAO */
778 
779  int ct_depth;
783 
784 #define BOUNDARY_LEFT_SLICE (1 << 0)
785 #define BOUNDARY_LEFT_TILE (1 << 1)
786 #define BOUNDARY_UPPER_SLICE (1 << 2)
787 #define BOUNDARY_UPPER_TILE (1 << 3)
788  /* properties of the boundary of the current CTB for the purposes
789  * of the deblocking filter */
792 
793 typedef struct HEVCContext {
794  const AVClass *c; // needed by private avoptions
796 
798 
801 
804 
805  int width;
806  int height;
807 
809 
810  /** 1 if the independent slice segment header was successfully parsed */
812 
817 
819 
822 
823  ///< candidate references for the current frame
825 
830  int temporal_id; ///< temporal_id_plus1 - 1
833  int poc;
834  int pocTid0;
835  int slice_idx; ///< number of the slice being currently decoded
836  int eos; ///< current packet contains an EOS/EOB NAL
837  int last_eos; ///< last packet contains an EOS/EOB NAL
838  int max_ra;
839  int bs_width;
841 
844 
849  int8_t *qp_y_tab;
852 
854 
855  // CU
858  // PU
860 
861  uint8_t *cbf_luma; // cbf_luma of colocated TU
863 
864  // CTB-level flags affecting loop filter operation
866 
867  /** used on BE to byteswap the lines for checksumming */
870 
871  /**
872  * Sequence counters for decoded and output frames, so that old
873  * frames are output first after a POC reset
874  */
875  uint16_t seq_decode;
876  uint16_t seq_output;
877 
879  int wpp_err;
880 
881  const uint8_t *data;
882 
884  // type of the first VCL NAL of the current frame
886 
887  // for checking the frame checksums
888  struct AVMD5 *md5_ctx;
889  uint8_t md5[3][16];
891 
893  uint8_t is_nalff; ///< this flag is != 0 if bitstream is encapsulated
894  ///< as a format defined in 14496-15
896 
898 
899  int nal_length_size; ///< Number of bytes used for nal length (1, 2 or 4)
901 
902  /** frame packing arrangement variables */
907 
908  /** display orientation */
912 
914 
917 
918  /** mastering display */
920  uint16_t display_primaries[3][2];
921  uint16_t white_point[2];
924 
925 } HEVCContext;
926 
928  ShortTermRPS *rps, const HEVCSPS *sps, int is_slice_header);
929 
930 /**
931  * Parse the SPS from the bitstream into the provided HEVCSPS struct.
932  *
933  * @param sps_id the SPS id will be written here
934  * @param apply_defdispwin if set 1, the default display window from the VUI
935  * will be applied to the video dimensions
936  * @param vps_list if non-NULL, this function will validate that the SPS refers
937  * to an existing VPS
938  */
939 int ff_hevc_parse_sps(HEVCSPS *sps, GetBitContext *gb, unsigned int *sps_id,
940  int apply_defdispwin, AVBufferRef **vps_list, AVCodecContext *avctx);
941 
943  HEVCParamSets *ps);
945  HEVCParamSets *ps, int apply_defdispwin);
947  HEVCParamSets *ps);
949 
950 /**
951  * Mark all frames in DPB as unused for reference.
952  */
954 
955 /**
956  * Drop all frames currently in DPB.
957  */
959 
960 /**
961  * Compute POC of the current frame and return it.
962  */
963 int ff_hevc_compute_poc(HEVCContext *s, int poc_lsb);
964 
966  int x0, int y0);
967 
968 /**
969  * Construct the reference picture sets for the current frame.
970  */
972 
973 /**
974  * Construct the reference picture list(s) for the current slice.
975  */
977 
978 void ff_hevc_save_states(HEVCContext *s, int ctb_addr_ts);
979 void ff_hevc_cabac_init(HEVCContext *s, int ctb_addr_ts);
988 int ff_hevc_skip_flag_decode(HEVCContext *s, int x0, int y0,
989  int x_cb, int y_cb);
992  int x0, int y0);
993 int ff_hevc_part_mode_decode(HEVCContext *s, int log2_cb_size);
1001 int ff_hevc_inter_pred_idc_decode(HEVCContext *s, int nPbW, int nPbH);
1002 int ff_hevc_ref_idx_lx_decode(HEVCContext *s, int num_ref_idx_lx);
1005 int ff_hevc_split_transform_flag_decode(HEVCContext *s, int log2_trafo_size);
1006 int ff_hevc_cbf_cb_cr_decode(HEVCContext *s, int trafo_depth);
1007 int ff_hevc_cbf_luma_decode(HEVCContext *s, int trafo_depth);
1010 
1011 /**
1012  * Get the number of candidate references for the current frame.
1013  */
1015 
1016 int ff_hevc_set_new_ref(HEVCContext *s, AVFrame **frame, int poc);
1017 
1018 /**
1019  * Find next frame in output order and put a reference to it in frame.
1020  * @return 1 if a frame was output, 0 otherwise
1021  */
1023 
1025 
1027 
1028 void ff_hevc_set_neighbour_available(HEVCContext *s, int x0, int y0,
1029  int nPbW, int nPbH);
1030 void ff_hevc_luma_mv_merge_mode(HEVCContext *s, int x0, int y0,
1031  int nPbW, int nPbH, int log2_cb_size,
1032  int part_idx, int merge_idx, MvField *mv);
1033 void ff_hevc_luma_mv_mvp_mode(HEVCContext *s, int x0, int y0,
1034  int nPbW, int nPbH, int log2_cb_size,
1035  int part_idx, int merge_idx,
1036  MvField *mv, int mvp_lx_flag, int LX);
1037 void ff_hevc_set_qPy(HEVCContext *s, int xBase, int yBase,
1038  int log2_cb_size);
1040  int log2_trafo_size);
1045 void ff_hevc_hls_filter(HEVCContext *s, int x, int y, int ctb_size);
1046 void ff_hevc_hls_filters(HEVCContext *s, int x_ctb, int y_ctb, int ctb_size);
1047 void ff_hevc_hls_residual_coding(HEVCContext *s, int x0, int y0,
1048  int log2_trafo_size, enum ScanType scan_idx,
1049  int c_idx);
1050 
1051 void ff_hevc_hls_mvd_coding(HEVCContext *s, int x0, int y0, int log2_cb_size);
1052 
1053 
1054 int ff_hevc_encode_nal_vps(HEVCVPS *vps, unsigned int id,
1055  uint8_t *buf, int buf_size);
1056 
1057 /**
1058  * Reset SEI values that are stored on the Context.
1059  * e.g. Caption data that was extracted during NAL
1060  * parsing.
1061  *
1062  * @param s HEVCContext.
1063  */
1065 
1066 extern const uint8_t ff_hevc_qpel_extra_before[4];
1067 extern const uint8_t ff_hevc_qpel_extra_after[4];
1068 extern const uint8_t ff_hevc_qpel_extra[4];
1069 
1070 extern const uint8_t ff_hevc_diag_scan4x4_x[16];
1071 extern const uint8_t ff_hevc_diag_scan4x4_y[16];
1072 extern const uint8_t ff_hevc_diag_scan8x8_x[64];
1073 extern const uint8_t ff_hevc_diag_scan8x8_y[64];
1074 
1075 #endif /* AVCODEC_HEVC_H */
#define EDGE_EMU_BUFFER_STRIDE
Definition: hevc.h:78
int8_t cu_qp_offset_cr
Definition: hevc.h:705
int frame_packing_arrangement_type
Definition: hevc.h:904
uint8_t ctb_up_flag
Definition: hevc.h:768
const HEVCPPS * pps
Definition: hevc.h:570
AVFrame * frame
Definition: hevc.h:720
unsigned int log2_min_cb_size
Definition: hevc.h:451
int sei_frame_packing_present
frame packing arrangement variables
Definition: hevc.h:903
uint8_t log2_sao_offset_scale_luma
Definition: hevc.h:544
int ff_hevc_merge_idx_decode(HEVCContext *s)
Definition: hevc_cabac.c:766
HEVCPredContext hpc
Definition: hevc.h:845
const char * s
Definition: avisynth_c.h:631
int min_spatial_segmentation_idc
Definition: hevc.h:345
NeighbourAvailable na
Definition: hevc.h:782
SliceType
Definition: hevc.h:131
Definition: hevc.h:127
int pic_order_cnt_lsb
Definition: hevc.h:583
int short_term_ref_pic_set_sps_flag
Definition: hevc.h:591
int ff_hevc_frame_nb_refs(HEVCContext *s)
Get the number of candidate references for the current frame.
Definition: hevc_refs.c:541
int quincunx_subsampling
Definition: hevc.h:906
int ff_hevc_encode_nal_vps(HEVCVPS *vps, unsigned int id, uint8_t *buf, int buf_size)
Definition: hevc_ps_enc.c:66
This structure describes decoded (raw) audio or video data.
Definition: frame.h:184
HEVCFrame * ref
Definition: hevc.h:831
Definition: hevc.h:668
int ctb_height
Definition: hevc.h:472
#define MAX_PPS_COUNT
Definition: hevc.h:52
uint8_t is_cu_qp_delta_coded
Definition: hevc.h:702
static void flush(AVCodecContext *avctx)
uint8_t diff_cu_chroma_qp_offset_depth
Definition: hevc.h:540
int ff_hevc_merge_flag_decode(HEVCContext *s)
Definition: hevc_cabac.c:777
Definition: hevc.h:97
int ff_hevc_sao_band_position_decode(HEVCContext *s)
Definition: hevc_cabac.c:563
int active_seq_parameter_set_id
Definition: hevc.h:897
int vui_num_ticks_poc_diff_one_minus1
Definition: hevc.h:338
int max_dec_pic_buffering
Definition: hevc.h:419
VideoDSPContext vdsp
Definition: hevc.h:847
uint8_t edge_emu_buffer[(MAX_PB_SIZE+7)*EDGE_EMU_BUFFER_STRIDE *2]
Definition: hevc.h:774
int transform_skip_rotation_enabled_flag
Definition: hevc.h:461
Definition: hevc.h:207
int content_interpretation_type
Definition: hevc.h:905
int ff_hevc_cbf_luma_decode(HEVCContext *s, int trafo_depth)
Definition: hevc_cabac.c:861
int8_t cb_qp_offset_list[5]
Definition: hevc.h:542
int16_t x
horizontal component of motion vector
Definition: hevc.h:664
unsigned int * row_height
RowHeight.
Definition: hevc.h:549
const uint8_t ff_hevc_qpel_extra[4]
void * hwaccel_picture_private
Definition: hevc.h:736
int vps_num_ticks_poc_diff_one
vps_num_ticks_poc_diff_one_minus1 + 1
Definition: hevc.h:388
uint8_t * cabac_state
Definition: hevc.h:808
#define MAX_REFS
Definition: hevc.h:41
int sei_hflip
Definition: hevc.h:911
uint8_t nb_refs
Definition: hevc.h:288
MvField * tab_mvf
Definition: hevc.h:722
int pic_init_qp_minus26
Definition: hevc.h:497
int bs_width
Definition: hevc.h:839
int ff_hevc_end_of_slice_flag_decode(HEVCContext *s)
Definition: hevc_cabac.c:595
uint8_t intra_split_flag
IntraSplitFlag.
Definition: hevc.h:658
VUI vui
Definition: hevc.h:424
int rem_intra_luma_pred_mode
Definition: hevc.h:685
int vshift[3]
Definition: hevc.h:483
void ff_hevc_luma_mv_merge_mode(HEVCContext *s, int x0, int y0, int nPbW, int nPbH, int log2_cb_size, int part_idx, int merge_idx, MvField *mv)
Definition: hevc_mvs.c:478
const uint8_t ff_hevc_diag_scan4x4_x[16]
Definition: hevc_data.c:25
unsigned int slice_addr
Definition: hevc.h:579
RPSType
Definition: hevc.h:122
uint32_t vui_time_scale
Definition: hevc.h:336
uint8_t weighted_bipred_flag
Definition: hevc.h:509
void ff_hevc_unref_frame(HEVCContext *s, HEVCFrame *frame, int flags)
Definition: hevc_refs.c:31
#define DECLARE_ALIGNED(n, t, v)
Definition: mem.h:53
unsigned int left_offset
Definition: hevc.h:303
int tc_offset
Definition: hevc.h:711
int ff_hevc_rem_intra_luma_pred_mode_decode(HEVCContext *s)
Definition: hevc_cabac.c:745
int isLongTerm[MAX_REFS]
Definition: hevc.h:294
PredictionUnit pu
Definition: hevc.h:781
Definition: hevc.h:364
PartMode
Definition: hevc.h:189
uint8_t seq_loop_filter_across_slices_enabled_flag
Definition: hevc.h:522
uint8_t cabac_init_present_flag
Definition: hevc.h:493
int16_t chroma_offset_l1[16][2]
Definition: hevc.h:645
int chroma_loc_info_present_flag
Definition: hevc.h:323
RefPicList refPicList[2]
Definition: hevc.h:299
Definition: hevc.h:260
int max_latency_increase
Definition: hevc.h:421
int ff_hevc_frame_rps(HEVCContext *s)
Construct the reference picture sets for the current frame.
Definition: hevc_refs.c:458
int ff_hevc_decode_nal_sps(GetBitContext *gb, AVCodecContext *avctx, HEVCParamSets *ps, int apply_defdispwin)
Definition: hevc_ps.c:1173
HEVCParamSets ps
Definition: hevc.h:818
int x
Definition: hevc.h:651
int nuh_layer_id
Definition: hevc.h:900
int min_cb_height
Definition: hevc.h:475
int * ctb_addr_ts_to_rs
CtbAddrTSToRS.
Definition: hevc.h:555
int explicit_rdpcm_enabled_flag
Definition: hevc.h:464
int num_ref_idx_l0_default_active
num_ref_idx_l0_default_active_minus1 + 1
Definition: hevc.h:495
uint8_t bit_depth
Definition: hevc.h:442
int cand_up_right
Definition: hevc.h:679
struct HEVCFrame * ref[MAX_REFS]
Definition: hevc.h:292
uint8_t dependent_slice_segment_flag
Definition: hevc.h:586
int list[MAX_REFS]
Definition: hevc.h:293
CABACContext cc
Definition: hevc.h:758
ShortTermRPS slice_rps
Definition: hevc.h:593
AVBufferRef * vps_list[MAX_VPS_COUNT]
Definition: hevc.h:563
ShortTermRPS st_rps[MAX_SHORT_TERM_RPS_COUNT]
Definition: hevc.h:431
int chroma_sample_loc_type_top_field
Definition: hevc.h:324
int width
Definition: hevc.h:469
int ff_hevc_sao_type_idx_decode(HEVCContext *s)
Definition: hevc_cabac.c:553
uint16_t seq_decode
Sequence counters for decoded and output frames, so that old frames are output first after a POC rese...
Definition: hevc.h:875
uint8_t threads_type
Definition: hevc.h:802
enum NALUnitType first_nal_type
Definition: hevc.h:885
int qp_bd_offset
Definition: hevc.h:485
#define MAX_SPS_COUNT
Definition: hevc.h:51
#define HEVC_CONTEXTS
Definition: hevc.h:64
int pixel_shift
Definition: hevc.h:411
uint8_t entropy_coding_sync_enabled_flag
Definition: hevc.h:515
uint32_t min_mastering_luminance
Definition: hevc.h:923
HEVCWindow output_window
Definition: hevc.h:406
int max_ra
Definition: hevc.h:838
int ff_hevc_cu_transquant_bypass_flag_decode(HEVCContext *s)
Definition: hevc_cabac.c:600
int output_width
Definition: hevc.h:405
const uint8_t * data
Definition: hevc.h:881
int8_t curr_qp_y
Definition: hevc.h:761
int log2_parallel_merge_level
log2_parallel_merge_level_minus2 + 2
Definition: hevc.h:534
AVBufferPool * rpl_tab_pool
candidate references for the current frame
Definition: hevc.h:821
uint8_t log2_sao_offset_scale_chroma
Definition: hevc.h:545
int restricted_ref_pic_lists_flag
Definition: hevc.h:344
int nb_refs
Definition: hevc.h:295
int chroma_format_idc
Definition: hevc.h:401
uint8_t disable_dbf
Definition: hevc.h:526
unsigned int log2_max_trafo_size
Definition: hevc.h:454
unsigned int slice_segment_addr
address (in raster order) of the first block in the current slice
Definition: hevc.h:577
int ff_hevc_mpm_idx_decode(HEVCContext *s)
Definition: hevc_cabac.c:737
uint8_t profile_compatibility_flag[32]
Definition: hevc.h:356
Definition: hevc.h:309
unsigned int num_negative_pics
Definition: hevc.h:278
int end_of_tiles_x
Definition: hevc.h:771
uint8_t
uint8_t sub_layer_profile_present_flag[MAX_SUB_LAYERS]
Definition: hevc.h:368
int ff_hevc_skip_flag_decode(HEVCContext *s, int x0, int y0, int x_cb, int y_cb)
Definition: hevc_cabac.c:605
InterPredIdc
Definition: hevc.h:206
unsigned int vps_num_reorder_pics[MAX_SUB_LAYERS]
Definition: hevc.h:380
HEVCWindow pic_conf_win
Definition: hevc.h:408
uint8_t log2_max_transform_skip_block_size
Definition: hevc.h:537
uint8_t ctb_up_right_flag
Definition: hevc.h:769
LongTermRPS long_term_rps
Definition: hevc.h:596
int overscan_info_present_flag
Definition: hevc.h:312
int poc[32]
Definition: hevc.h:286
uint8_t vps_timing_info_present_flag
Definition: hevc.h:384
uint8_t matrix_coeffs
Definition: hevc.h:321
Multithreading support functions.
int min_tb_width
Definition: hevc.h:476
int cand_up_right_sap
Definition: hevc.h:680
int num_entry_point_offsets
Definition: hevc.h:629
AVFrame * output_frame
Definition: hevc.h:814
int cand_up_left
Definition: hevc.h:678
int apply_defdispwin
Definition: hevc.h:895
SAOParams * sao
Definition: hevc.h:827
const HEVCVPS * vps
Definition: hevc.h:568
int num_ref_idx_l1_default_active
num_ref_idx_l1_default_active_minus1 + 1
Definition: hevc.h:496
int wpp_err
Definition: hevc.h:879
unsigned int log2_min_pcm_cb_size
Definition: hevc.h:444
AVCodecContext * avctx
Definition: hevc.h:795
int min_cb_width
Definition: hevc.h:474
int vps_max_sub_layers
vps_max_temporal_layers_minus1 + 1
Definition: hevc.h:375
int frame_field_info_present_flag
Definition: hevc.h:329
static AVFrame * frame
uint8_t tier_flag
Definition: hevc.h:354
uint8_t scaling_list_data_present_flag
Definition: hevc.h:530
BswapDSPContext bdsp
Definition: hevc.h:848
ThreadFrame tf
Definition: hevc.h:721
uint8_t first_slice_in_pic_flag
Definition: hevc.h:585
uint8_t bit_depth_chroma
Definition: hevc.h:443
Definition: hevc.h:213
uint8_t ctb_up_left_flag
Definition: hevc.h:770
uint8_t threads_number
Definition: hevc.h:803
uint8_t is_cu_chroma_qp_offset_coded
Definition: hevc.h:703
int ff_hevc_decode_nal_sei(HEVCContext *s)
Definition: hevc_sei.c:365
bitstream reader API header.
int8_t pred_flag
Definition: hevc.h:671
Definition: hevc.h:208
int8_t * qp_y_tab
Definition: hevc.h:849
uint8_t loop_filter_disable_flag
Definition: hevc.h:446
int sei_anticlockwise_rotation
Definition: hevc.h:910
uint8_t pic_output_flag
Definition: hevc.h:587
uint8_t * tab_ct_depth
Definition: hevc.h:857
void ff_hevc_flush_dpb(HEVCContext *s)
Drop all frames currently in DPB.
Definition: hevc_refs.c:74
uint8_t cu_transquant_bypass_flag
Definition: hevc.h:660
int16_t tmp[MAX_PB_SIZE *MAX_PB_SIZE]
Definition: hevc.h:777
Definition: md5.c:40
int bitstream_restriction_flag
Definition: hevc.h:341
uint8_t transquant_bypass_enable_flag
Definition: hevc.h:511
uint8_t used[32]
Definition: hevc.h:287
int ff_hevc_sao_offset_sign_decode(HEVCContext *s)
Definition: hevc_cabac.c:583
The buffer pool.
int temporal_id
temporal_id_plus1 - 1
Definition: hevc.h:830
uint8_t first_qp_group
Definition: hevc.h:755
HEVCDSPContext hevcdsp
Definition: hevc.h:846
int ctb_count
Definition: hevc.h:725
uint8_t no_output_of_prior_pics_flag
Definition: hevc.h:600
HEVCLocalContext * HEVClcList[MAX_NB_THREADS]
Definition: hevc.h:799
Definition: hevc.h:216
Definition: hevc.h:113
int8_t cr_qp_offset_list[5]
Definition: hevc.h:543
int slice_idx
number of the slice being currently decoded
Definition: hevc.h:835
int vps_max_layer_id
Definition: hevc.h:382
uint8_t intra_pred_mode[4]
Definition: hevc.h:686
uint8_t colour_plane_id
RPS coded in the slice header itself is stored here.
Definition: hevc.h:588
uint8_t frame_only_constraint_flag
Definition: hevc.h:361
uint8_t cu_chroma_qp_offset_enabled_flag
Definition: hevc.h:619
Definition: hevc.h:126
int ff_hevc_cu_chroma_qp_offset_flag(HEVCContext *s)
Definition: hevc_cabac.c:650
void ff_hevc_deblocking_boundary_strengths(HEVCContext *s, int x0, int y0, int log2_trafo_size)
Definition: hevc_filter.c:715
uint8_t slice_initialized
1 if the independent slice segment header was successfully parsed
Definition: hevc.h:811
unsigned int log2_max_poc_lsb
Definition: hevc.h:414
int ff_hevc_decode_nal_pps(GetBitContext *gb, AVCodecContext *avctx, HEVCParamSets *ps)
Definition: hevc_ps.c:1404
int vps_max_layers
Definition: hevc.h:374
int min_pu_height
Definition: hevc.h:479
int persistent_rice_adaptation_enabled_flag
coded frame dimension in various units
Definition: hevc.h:466
void ff_hevc_reset_sei(HEVCContext *s)
Reset SEI values that are stored on the Context.
Definition: hevc_sei.c:377
AVBufferRef * rpl_tab_buf
Definition: hevc.h:732
uint8_t rpl_modification_flag[2]
Definition: hevc.h:599
int * size
Definition: hevc.h:628
int vui_timing_info_present_flag
Definition: hevc.h:334
uint8_t amp_enabled_flag
Definition: hevc.h:433
Definition: hevc.h:193
RefPicList * refPicList
Definition: hevc.h:723
int16_t luma_offset_l0[16]
Definition: hevc.h:641
int bs_height
Definition: hevc.h:840
#define MAX_SHORT_TERM_RPS_COUNT
Definition: hevc.h:53
uint16_t display_primaries[3][2]
Definition: hevc.h:920
int ff_hevc_compute_poc(HEVCContext *s, int poc_lsb)
Compute POC of the current frame and return it.
Definition: hevc_refs.c:518
unsigned int log2_ctb_size
Definition: hevc.h:455
int picture_struct
Definition: hevc.h:913
uint8_t * sao_pixel_buffer_h[3]
Definition: hevc.h:815
int8_t cu_qp_offset_cb
Definition: hevc.h:704
int tc_offset
tc_offset_div2 * 2
Definition: hevc.h:622
const ShortTermRPS * short_term_rps
Definition: hevc.h:594
int vui_poc_proportional_to_timing_flag
Definition: hevc.h:337
uint8_t merge_flag
Definition: hevc.h:688
SAOType
Definition: hevc.h:257
struct AVMD5 * md5_ctx
Definition: hevc.h:888
void ff_hevc_save_states(HEVCContext *s, int ctb_addr_ts)
Definition: hevc_cabac.c:448
uint8_t vps_temporal_id_nesting_flag
Definition: hevc.h:373
unsigned * entry_point_offset
Definition: hevc.h:626
int8_t slice_qp
Definition: hevc.h:631
int ff_hevc_cu_chroma_qp_offset_idx(HEVCContext *s)
Definition: hevc_cabac.c:655
uint8_t edge_emu_buffer2[(MAX_PB_SIZE+7)*EDGE_EMU_BUFFER_STRIDE *2]
Definition: hevc.h:776
uint8_t max_trafo_depth
MaxTrafoDepth.
Definition: hevc.h:659
uint16_t sequence
A sequence counter, so that old frames are output first after a POC reset.
Definition: hevc.h:742
uint8_t colour_primaries
Definition: hevc.h:319
uint8_t used[32]
Definition: hevc.h:282
uint8_t slice_temporal_mvp_enabled_flag
Definition: hevc.h:601
uint8_t * vertical_bs
Definition: hevc.h:851
int motion_vectors_over_pic_boundaries_flag
Definition: hevc.h:343
int chroma_mode_c
Definition: hevc.h:701
uint8_t tiles_enabled_flag
Definition: hevc.h:514
int ct_depth
Definition: hevc.h:779
uint32_t vps_num_units_in_tick
Definition: hevc.h:385
int16_t luma_weight_l0[16]
Definition: hevc.h:636
int * col_idxX
Definition: hevc.h:552
struct HEVCContext * sList[MAX_NB_THREADS]
Definition: hevc.h:797
int slice_qp_delta
Definition: hevc.h:615
int intra_pred_mode
Definition: hevc.h:699
int ff_hevc_mvp_lx_flag_decode(HEVCContext *s)
Definition: hevc_cabac.c:808
const HEVCSPS * sps
Definition: hevc.h:569
int vps_num_layer_sets
vps_num_layer_sets_minus1 + 1
Definition: hevc.h:383
uint8_t lists_modification_present_flag
Definition: hevc.h:533
int * min_tb_addr_zs_tab
MinTbAddrZS.
Definition: hevc.h:559
uint8_t profile_idc
Definition: hevc.h:355
AVBufferRef * tab_mvf_buf
Definition: hevc.h:731
uint8_t chroma_mode_c[4]
Definition: hevc.h:690
int beta_offset
beta_offset_div2 * 2
Definition: hevc.h:621
int res_scale_val
Definition: hevc.h:696
int max_transform_hierarchy_depth_inter
Definition: hevc.h:458
uint8_t cabac_state[HEVC_CONTEXTS]
Definition: hevc.h:751
uint8_t * sao_pixel_buffer_v[3]
Definition: hevc.h:816
int slice_cr_qp_offset
Definition: hevc.h:617
uint8_t vps_poc_proportional_to_timing_flag
Definition: hevc.h:387
int num_tile_columns
num_tile_columns_minus1 + 1
Definition: hevc.h:517
int output_height
Definition: hevc.h:405
int ff_hevc_output_frame(HEVCContext *s, AVFrame *frame, int flush)
Find next frame in output order and put a reference to it in frame.
Definition: hevc_refs.c:170
uint8_t * tab_ipm
Definition: hevc.h:859
unsigned int top_offset
Definition: hevc.h:305
void ff_hevc_hls_filters(HEVCContext *s, int x_ctb, int y_ctb, int ctb_size)
Definition: hevc_filter.c:868
Definition: hevc.h:151
AVBufferRef * pps_list[MAX_PPS_COUNT]
Definition: hevc.h:565
int hshift[3]
Definition: hevc.h:482
int ff_hevc_part_mode_decode(HEVCContext *s, int log2_cb_size)
Definition: hevc_cabac.c:690
int32_t
int max_bits_per_min_cu_denom
Definition: hevc.h:347
uint8_t cu_qp_delta_enabled_flag
Definition: hevc.h:502
uint8_t used_by_curr_pic_lt_sps_flag[32]
Definition: hevc.h:438
int sei_mastering_display_info_present
mastering display
Definition: hevc.h:919
int8_t qp_y
Definition: hevc.h:760
Definition: hevc.h:134
int intra_pred_mode_c
Definition: hevc.h:700
Definition: hevc.h:209
int ctb_width
Definition: hevc.h:471
struct HEVCFrame * collocated_ref
Definition: hevc.h:727
int16_t chroma_weight_l0[16][2]
Definition: hevc.h:637
void ff_hevc_set_neighbour_available(HEVCContext *s, int x0, int y0, int nPbW, int nPbH)
Definition: hevc_mvs.c:41
uint8_t sl_dc[2][6]
Definition: hevc.h:396
int32_t delta_poc[32]
Definition: hevc.h:281
uint8_t sign_data_hiding_flag
Definition: hevc.h:491
int height
Definition: hevc.h:470
uint8_t output_flag_present_flag
Definition: hevc.h:510
int log2_max_mv_length_vertical
Definition: hevc.h:349
uint16_t seq_output
Definition: hevc.h:876
int mpm_idx
Definition: hevc.h:684
PTLCommon general_ptl
Definition: hevc.h:365
void ff_hevc_set_qPy(HEVCContext *s, int xBase, int yBase, int log2_cb_size)
Definition: hevc_filter.c:122
int16_t luma_offset_l1[16]
Definition: hevc.h:644
int16_t chroma_offset_l0[16][2]
Definition: hevc.h:642
uint32_t max_mastering_luminance
Definition: hevc.h:922
int max_bytes_per_pic_denom
Definition: hevc.h:346
int overscan_appropriate_flag
Definition: hevc.h:313
Definition: hevc.h:112
int implicit_rdpcm_enabled_flag
Definition: hevc.h:463
unsigned vps_id
Definition: hevc.h:400
SAOEOClass
Definition: hevc.h:264
uint8_t constrained_intra_pred_flag
Definition: hevc.h:499
int tb_mask
Definition: hevc.h:480
unsigned int pps_id
address (in raster order) of the first block in the current slice segment
Definition: hevc.h:574
uint8_t sl[4][6][64]
Definition: hevc.h:395
PTL ptl
Definition: hevc.h:377
uint8_t pic_slice_level_chroma_qp_offsets_present_flag
Definition: hevc.h:507
int ff_hevc_split_coding_unit_flag_decode(HEVCContext *s, int ct_depth, int x0, int y0)
Definition: hevc_cabac.c:671
uint32_t vps_time_scale
Definition: hevc.h:386
Definition: hevc.h:133
int colour_description_present_flag
Definition: hevc.h:318
static const int8_t mv[256][2]
Definition: 4xm.c:77
uint8_t sub_layer_level_present_flag[MAX_SUB_LAYERS]
Definition: hevc.h:369
Definition: hevc.h:399
enum AVPixelFormat pix_fmt
Definition: hevc.h:412
Definition: hevc.h:372
RefPicListTab ** rpl_tab
Definition: hevc.h:724
void ff_hevc_hls_filter(HEVCContext *s, int x, int y, int ctb_size)
Definition: hevc_filter.c:843
int sei_display_orientation_present
display orientation
Definition: hevc.h:909
int ff_hevc_res_scale_sign_flag(HEVCContext *s, int idx)
Definition: hevc_cabac.c:890
int slice_cb_qp_offset
Definition: hevc.h:616
Definition: hevc.h:488
uint8_t transform_skip_enabled_flag
Definition: hevc.h:500
int short_term_ref_pic_set_size
Definition: hevc.h:592
Libavcodec external API header.
uint8_t uniform_spacing_flag
Definition: hevc.h:519
int ctb_size
Definition: hevc.h:473
uint8_t is_nalff
this flag is != 0 if bitstream is encapsulated as a format defined in 14496-15
Definition: hevc.h:893
int * ctb_addr_rs_to_ts
CtbAddrRSToTS.
Definition: hevc.h:554
Definition: hevc.h:168
PTL ptl
Definition: hevc.h:425
int max_sub_layers
Definition: hevc.h:417
unsigned int log2_min_pu_size
Definition: hevc.h:456
uint8_t md5[3][16]
Definition: hevc.h:889
unsigned int sps_id
seq_parameter_set_id
Definition: hevc.h:489
#define MAX_VPS_COUNT
Definition: hevc.h:50
ScalingList scaling_list
Definition: hevc.h:531
int long_term_ref_pic_set_size
Definition: hevc.h:595
main external API structure.
Definition: avcodec.h:1649
uint8_t is_md5
Definition: hevc.h:890
int log2_max_mv_length_horizontal
Definition: hevc.h:348
uint8_t sao_enabled
Definition: hevc.h:434
enum PredMode pred_mode
PredMode.
Definition: hevc.h:654
AVBufferRef * hwaccel_priv_buf
Definition: hevc.h:735
int num_extra_slice_header_bits
Definition: hevc.h:535
int16_t y
vertical component of motion vector
Definition: hevc.h:665
uint8_t cross_pf
Definition: hevc.h:706
uint8_t loop_filter_across_tiles_enabled_flag
Definition: hevc.h:520
Definition: hevc.h:111
void ff_hevc_clear_refs(HEVCContext *s)
Mark all frames in DPB as unused for reference.
Definition: hevc_refs.c:65
int height
Definition: hevc.h:806
uint8_t num_long_term_ref_pics_sps
Definition: hevc.h:439
TransformUnit tu
Definition: hevc.h:765
PredFlag
Definition: hevc.h:212
uint8_t cross_component_prediction_enabled_flag
Definition: hevc.h:538
void * buf
Definition: avisynth_c.h:553
uint32_t vui_num_units_in_tick
Definition: hevc.h:335
uint8_t ctb_left_flag
Definition: hevc.h:767
int y
Definition: hevc.h:652
uint8_t deblocking_filter_control_present_flag
Definition: hevc.h:524
int cu_qp_delta
Definition: hevc.h:694
uint8_t * is_pcm
Definition: hevc.h:862
Definition: hevc.h:114
int transform_skip_context_enabled_flag
Definition: hevc.h:462
uint8_t * checksum_buf
used on BE to byteswap the lines for checksumming
Definition: hevc.h:868
uint8_t sps_temporal_mvp_enabled_flag
Definition: hevc.h:448
unsigned int nb_st_rps
Definition: hevc.h:430
int chroma_sample_loc_type_bottom_field
Definition: hevc.h:325
uint8_t cabac_init_flag
Definition: hevc.h:608
Describe the class of an AVClass context structure.
Definition: log.h:67
int num_tile_rows
num_tile_rows_minus1 + 1
Definition: hevc.h:518
int ff_hevc_log2_res_scale_abs(HEVCContext *s, int idx)
Definition: hevc_cabac.c:881
uint8_t stat_coeff[4]
Definition: hevc.h:753
uint8_t chroma_qp_offset_list_enabled_flag
Definition: hevc.h:539
const uint8_t ff_hevc_diag_scan8x8_y[64]
Definition: hevc_data.c:58
int poc
Definition: hevc.h:726
rational number numerator/denominator
Definition: rational.h:43
int vps_num_hrd_parameters
Definition: hevc.h:389
#define MAX_SUB_LAYERS
7.4.2.1
Definition: hevc.h:49
AVFrame * frame
Definition: hevc.h:813
int enable_parallel_tiles
Definition: hevc.h:878
int ff_hevc_sao_eo_class_decode(HEVCContext *s)
Definition: hevc_cabac.c:588
unsigned int max_num_merge_cand
5 - 5_minus_max_num_merge_cand
Definition: hevc.h:624
int checksum_buf_size
Definition: hevc.h:869
int last_eos
last packet contains an EOS/EOB NAL
Definition: hevc.h:837
DBParams * deblock
Definition: hevc.h:828
GetBitContext gb
Definition: hevc.h:757
unsigned int log2_min_tb_size
Definition: hevc.h:453
refcounted data buffer API
int poc
Definition: hevc.h:833
enum PartMode part_mode
PartMode.
Definition: hevc.h:655
uint16_t lt_ref_pic_poc_lsb_sps[32]
Definition: hevc.h:437
const uint8_t ff_hevc_qpel_extra_after[4]
int ff_hevc_slice_rpl(HEVCContext *s)
Construct the reference picture list(s) for the current slice.
Definition: hevc_refs.c:298
uint8_t intra_pred_mode_c[4]
Definition: hevc.h:689
IntraPredMode
Definition: hevc.h:219
enum NALUnitType nal_unit_type
Definition: hevc.h:829
Definition: hevc.h:663
HEVCWindow window
Definition: hevc.h:729
uint8_t scaling_list_enable_flag
Definition: hevc.h:427
int * tile_id
TileId.
Definition: hevc.h:556
struct HEVCSPS::@52 temporal_layer[MAX_SUB_LAYERS]
int16_t luma_weight_l1[16]
Definition: hevc.h:639
int16_t chroma_log2_weight_denom
Definition: hevc.h:634
int tc_offset
tc_offset_div2 * 2
Definition: hevc.h:528
uint8_t transfer_characteristic
Definition: hevc.h:320
int pocTid0
Definition: hevc.h:834
uint8_t flags
A combination of HEVC_FRAME_FLAG_*.
Definition: hevc.h:747
HEVCLocalContext * HEVClc
Definition: hevc.h:800
int default_display_window_flag
Definition: hevc.h:331
#define MAX_PB_SIZE
Definition: hevcdsp.h:30
Definition: hevc.h:221
HEVCWindow def_disp_win
Definition: hevc.h:332
int cr_qp_offset
Definition: hevc.h:506
ScalingList scaling_list
Definition: hevc.h:428
int ff_hevc_inter_pred_idc_decode(HEVCContext *s, int nPbW, int nPbH)
Definition: hevc_cabac.c:782
int ff_hevc_decode_nal_vps(GetBitContext *gb, AVCodecContext *avctx, HEVCParamSets *ps)
Definition: hevc_ps.c:397
unsigned int log2_diff_max_min_coding_block_size
Definition: hevc.h:452
int ff_hevc_cbf_cb_cr_decode(HEVCContext *s, int trafo_depth)
Definition: hevc_cabac.c:856
static int flags
Definition: cpu.c:47
Definition: hevc.h:153
void ff_hevc_bump_frame(HEVCContext *s)
Definition: hevc_refs.c:240
int ff_hevc_ref_idx_lx_decode(HEVCContext *s, int num_ref_idx_lx)
Definition: hevc_cabac.c:792
unsigned int log2_max_pcm_cb_size
Definition: hevc.h:445
void ff_hevc_hls_mvd_coding(HEVCContext *s, int x0, int y0, int log2_cb_size)
Definition: hevc_cabac.c:1516
uint8_t level_idc
Definition: hevc.h:357
int eos
current packet contains an EOS/EOB NAL
Definition: hevc.h:836
int neutra_chroma_indication_flag
Definition: hevc.h:326
int * tile_pos_rs
TilePosRS.
Definition: hevc.h:557
NALUnitType
Table 7-3: NAL unit type codes.
Definition: hevc.h:94
RefPicList * ff_hevc_get_ref_list(HEVCContext *s, HEVCFrame *frame, int x0, int y0)
Definition: hevc_refs.c:56
int sei_vflip
Definition: hevc.h:911
A reference to a data buffer.
Definition: buffer.h:81
int ff_hevc_intra_chroma_pred_mode_decode(HEVCContext *s)
Definition: hevc_cabac.c:755
int max_transform_hierarchy_depth_intra
Definition: hevc.h:459
uint8_t profile_space
Definition: hevc.h:353
Mv mv[2]
Definition: hevc.h:669
int ff_hevc_no_residual_syntax_flag_decode(HEVCContext *s)
Definition: hevc_cabac.c:813
const uint8_t ff_hevc_qpel_extra_before[4]
uint8_t * skip_flag
Definition: hevc.h:856
int8_t ref_idx[2]
Definition: hevc.h:670
common internal api header.
unsigned int * row_bd
RowBd.
Definition: hevc.h:551
int video_format
Definition: hevc.h:316
uint8_t weighted_pred_flag
Definition: hevc.h:508
uint8_t * horizontal_bs
Definition: hevc.h:850
uint8_t * a53_caption
Definition: hevc.h:915
Definition: hevc.h:259
unsigned int nb_refs[2]
Definition: hevc.h:603
int32_t * tab_slice_address
Definition: hevc.h:853
uint8_t disable_deblocking_filter_flag
slice_header_disable_deblocking_filter_flag
Definition: hevc.h:609
const AVClass * c
Definition: hevc.h:794
unsigned int * col_bd
ColBd.
Definition: hevc.h:550
unsigned int * column_width
ColumnWidth.
Definition: hevc.h:548
int cand_bottom_left
Definition: hevc.h:675
Definition: hevc.h:98
uint8_t * filter_slice_edges
Definition: hevc.h:865
uint8_t slice_header_extension_present_flag
Definition: hevc.h:536
uint8_t collocated_list
Definition: hevc.h:611
Definition: hevc.h:215
int nal_length_size
Number of bytes used for nal length (1, 2 or 4)
Definition: hevc.h:899
int slice_ctb_addr_rs
Definition: hevc.h:647
void ff_hevc_luma_mv_mvp_mode(HEVCContext *s, int x0, int y0, int nPbW, int nPbH, int log2_cb_size, int part_idx, int merge_idx, MvField *mv, int mvp_lx_flag, int LX)
Definition: hevc_mvs.c:581
AVBufferPool * tab_mvf_pool
Definition: hevc.h:820
Core video DSP helper functions.
int video_full_range_flag
Definition: hevc.h:317
PTLCommon sub_layer_ptl[MAX_SUB_LAYERS]
Definition: hevc.h:366
int ff_hevc_cu_qp_delta_abs(HEVCContext *s)
Definition: hevc_cabac.c:620
AVRational sar
Definition: hevc.h:310
uint8_t chroma_qp_offset_list_len_minus1
Definition: hevc.h:541
uint16_t white_point[2]
Definition: hevc.h:921
uint8_t slice_loop_filter_across_slices_enabled_flag
Definition: hevc.h:610
Definition: hevc.h:709
int num_delta_pocs
Definition: hevc.h:279
void ff_hevc_cabac_init(HEVCContext *s, int ctb_addr_ts)
Definition: hevc_cabac.c:502
RefPicList rps[5]
Definition: hevc.h:824
uint8_t sps_strong_intra_smoothing_enable_flag
Definition: hevc.h:449
int rps_idx_num_delta_pocs
Definition: hevc.h:280
Definition: hevc.h:214
int ff_hevc_split_transform_flag_decode(HEVCContext *s, int log2_trafo_size)
Definition: hevc_cabac.c:851
unsigned int collocated_ref_idx
Definition: hevc.h:613
Decoded Picture Buffer (DPB).
Definition: vaapi_h264.c:81
CodingUnit cu
Definition: hevc.h:780
int min_pu_width
Definition: hevc.h:478
Definition: hevc.h:125
int ff_hevc_pred_mode_decode(HEVCContext *s)
Definition: hevc_cabac.c:666
int beta_offset
Definition: hevc.h:710
int ff_hevc_cu_qp_delta_sign_flag(HEVCContext *s)
Definition: hevc_cabac.c:645
unsigned int vps_max_dec_pic_buffering[MAX_SUB_LAYERS]
Definition: hevc.h:379
int ff_hevc_prev_intra_luma_pred_flag_decode(HEVCContext *s)
Definition: hevc_cabac.c:732
SyntaxElement
Definition: hevc.h:137
unsigned int list_entry_lx[2][32]
Definition: hevc.h:597
uint8_t luma_log2_weight_denom
Definition: hevc.h:633
int16_t chroma_weight_l1[16][2]
Definition: hevc.h:638
uint8_t long_term_ref_pics_present_flag
Definition: hevc.h:436
unsigned int vps_max_latency_increase[MAX_SUB_LAYERS]
Definition: hevc.h:381
Definition: hevc.h:132
H2645Packet pkt
Definition: hevc.h:883
int ff_hevc_set_new_ref(HEVCContext *s, AVFrame **frame, int poc)
Definition: hevc_refs.c:134
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:814
int boundary_flags
Definition: hevc.h:790
int vui_hrd_parameters_present_flag
Definition: hevc.h:339
unsigned int right_offset
Definition: hevc.h:304
int diff_cu_qp_delta_depth
Definition: hevc.h:503
int ff_hevc_sao_offset_abs_decode(HEVCContext *s)
Definition: hevc_cabac.c:573
int ff_hevc_pcm_flag_decode(HEVCContext *s)
Definition: hevc_cabac.c:727
const uint8_t ff_hevc_diag_scan8x8_x[64]
Definition: hevc_data.c:39
int num_reorder_pics
Definition: hevc.h:420
uint8_t progressive_source_flag
Definition: hevc.h:358
int cb_qp_offset
Definition: hevc.h:505
uint8_t context_initialized
Definition: hevc.h:892
AVBufferRef * rpl_buf
Definition: hevc.h:733
int is_decoded
Definition: hevc.h:842
int video_signal_type_present_flag
Definition: hevc.h:315
struct HEVCSPS::@53 pcm
uint8_t deblocking_filter_override_enabled_flag
Definition: hevc.h:525
int bit_depth
Definition: hevc.h:410
enum SliceType slice_type
Definition: hevc.h:581
int beta_offset
beta_offset_div2 * 2
Definition: hevc.h:527
int min_tb_height
Definition: hevc.h:477
int * min_tb_addr_zs
MinTbAddrZS.
Definition: hevc.h:558
uint8_t * cbf_luma
Definition: hevc.h:861
int ff_hevc_sao_merge_flag_decode(HEVCContext *s)
Definition: hevc_cabac.c:548
PredMode
Definition: hevc.h:200
SliceHeader sh
Definition: hevc.h:826
int ff_hevc_decode_short_term_rps(GetBitContext *gb, AVCodecContext *avctx, ShortTermRPS *rps, const HEVCSPS *sps, int is_slice_header)
Definition: hevc_ps.c:110
uint8_t non_packed_constraint_flag
Definition: hevc.h:360
int no_rasl_output_flag
Definition: hevc.h:843
int qPy_pred
Definition: hevc.h:763
int intra_smoothing_disabled_flag
Definition: hevc.h:465
ScanType
Definition: hevc.h:271
int pcm_enabled_flag
Definition: hevc.h:415
int width
Definition: hevc.h:805
void ff_hevc_hls_residual_coding(HEVCContext *s, int x0, int y0, int log2_trafo_size, enum ScanType scan_idx, int c_idx)
Definition: hevc_cabac.c:1006
AVPixelFormat
Pixel format.
Definition: pixfmt.h:60
int tiles_fixed_structure_flag
Definition: hevc.h:342
#define MAX_NB_THREADS
Definition: hevc.h:43
int * offset
Definition: hevc.h:627
uint8_t interlaced_source_flag
Definition: hevc.h:359
AVBufferRef * sps_list[MAX_SPS_COUNT]
Definition: hevc.h:564
uint8_t mvd_l1_zero_flag
Definition: hevc.h:606
int field_seq_flag
Definition: hevc.h:328
int a53_caption_size
Definition: hevc.h:916
uint8_t separate_colour_plane_flag
output (i.e. cropped) values
Definition: hevc.h:402
int end_of_tiles_y
Definition: hevc.h:772
const uint8_t ff_hevc_diag_scan4x4_y[16]
Definition: hevc_data.c:32
unsigned int bottom_offset
Definition: hevc.h:306
int vps_sub_layer_ordering_info_present_flag
Definition: hevc.h:378
Context Adaptive Binary Arithmetic Coder.
uint8_t slice_sample_adaptive_offset_flag[3]
Definition: hevc.h:605
uint8_t dependent_slice_segments_enabled_flag
Definition: hevc.h:513