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hevcdec.h File Reference
#include <stdatomic.h>
#include "libavutil/buffer.h"
#include "libavutil/md5.h"
#include "avcodec.h"
#include "bswapdsp.h"
#include "cabac.h"
#include "get_bits.h"
#include "hevcpred.h"
#include "h2645_parse.h"
#include "hevc.h"
#include "hevc_ps.h"
#include "hevcdsp.h"
#include "internal.h"
#include "thread.h"
#include "videodsp.h"

Go to the source code of this file.

Data Structures

struct  LongTermRPS
 
struct  RefPicList
 
struct  RefPicListTab
 
struct  SliceHeader
 
struct  CodingUnit
 
struct  Mv
 
struct  MvField
 
struct  NeighbourAvailable
 
struct  PredictionUnit
 
struct  TransformUnit
 
struct  DBParams
 
struct  HEVCFrame
 
struct  HEVCLocalContext
 
struct  HEVCContext
 

Macros

#define MAX_NB_THREADS   16
 
#define SHIFT_CTB_WPP   2
 
#define MAX_TRANSFORM_DEPTH   5
 
#define MAX_TB_SIZE   32
 
#define MAX_QP   51
 
#define DEFAULT_INTRA_TC_OFFSET   2
 
#define HEVC_CONTEXTS   199
 
#define MRG_MAX_NUM_CANDS   5
 
#define L0   0
 
#define L1   1
 
#define EPEL_EXTRA_BEFORE   1
 
#define EPEL_EXTRA_AFTER   2
 
#define EPEL_EXTRA   3
 
#define QPEL_EXTRA_BEFORE   3
 
#define QPEL_EXTRA_AFTER   4
 
#define QPEL_EXTRA   7
 
#define EDGE_EMU_BUFFER_STRIDE   80
 
#define SAMPLE(tab, x, y)   ((tab)[(y) * s->sps->width + (x)])
 Value of the luma sample at position (x, y) in the 2D array tab. More...
 
#define SAMPLE_CTB(tab, x, y)   ((tab)[(y) * min_cb_width + (x)])
 
#define IS_IDR(s)   ((s)->nal_unit_type == HEVC_NAL_IDR_W_RADL || (s)->nal_unit_type == HEVC_NAL_IDR_N_LP)
 
#define IS_BLA(s)
 
#define IS_IRAP(s)   ((s)->nal_unit_type >= 16 && (s)->nal_unit_type <= 23)
 
#define HEVC_FRAME_FLAG_OUTPUT   (1 << 0)
 
#define HEVC_FRAME_FLAG_SHORT_REF   (1 << 1)
 
#define HEVC_FRAME_FLAG_LONG_REF   (1 << 2)
 
#define HEVC_FRAME_FLAG_BUMPING   (1 << 3)
 
#define BOUNDARY_LEFT_SLICE   (1 << 0)
 
#define BOUNDARY_LEFT_TILE   (1 << 1)
 
#define BOUNDARY_UPPER_SLICE   (1 << 2)
 
#define BOUNDARY_UPPER_TILE   (1 << 3)
 

Enumerations

enum  RPSType {
  ST_CURR_BEF = 0, ST_CURR_AFT, ST_FOLL, LT_CURR,
  LT_FOLL, NB_RPS_TYPE
}
 
enum  SyntaxElement {
  SAO_MERGE_FLAG = 0, SAO_TYPE_IDX, SAO_EO_CLASS, SAO_BAND_POSITION,
  SAO_OFFSET_ABS, SAO_OFFSET_SIGN, END_OF_SLICE_FLAG, SPLIT_CODING_UNIT_FLAG,
  CU_TRANSQUANT_BYPASS_FLAG, SKIP_FLAG, CU_QP_DELTA, PRED_MODE_FLAG,
  PART_MODE, PCM_FLAG, PREV_INTRA_LUMA_PRED_FLAG, MPM_IDX,
  REM_INTRA_LUMA_PRED_MODE, INTRA_CHROMA_PRED_MODE, MERGE_FLAG, MERGE_IDX,
  INTER_PRED_IDC, REF_IDX_L0, REF_IDX_L1, ABS_MVD_GREATER0_FLAG,
  ABS_MVD_GREATER1_FLAG, ABS_MVD_MINUS2, MVD_SIGN_FLAG, MVP_LX_FLAG,
  NO_RESIDUAL_DATA_FLAG, SPLIT_TRANSFORM_FLAG, CBF_LUMA, CBF_CB_CR,
  TRANSFORM_SKIP_FLAG, EXPLICIT_RDPCM_FLAG, EXPLICIT_RDPCM_DIR_FLAG, LAST_SIGNIFICANT_COEFF_X_PREFIX,
  LAST_SIGNIFICANT_COEFF_Y_PREFIX, LAST_SIGNIFICANT_COEFF_X_SUFFIX, LAST_SIGNIFICANT_COEFF_Y_SUFFIX, SIGNIFICANT_COEFF_GROUP_FLAG,
  SIGNIFICANT_COEFF_FLAG, COEFF_ABS_LEVEL_GREATER1_FLAG, COEFF_ABS_LEVEL_GREATER2_FLAG, COEFF_ABS_LEVEL_REMAINING,
  COEFF_SIGN_FLAG, LOG2_RES_SCALE_ABS, RES_SCALE_SIGN_FLAG, CU_CHROMA_QP_OFFSET_FLAG,
  CU_CHROMA_QP_OFFSET_IDX
}
 
enum  PartMode {
  PART_2Nx2N = 0, PART_2NxN = 1, PART_Nx2N = 2, PART_NxN = 3,
  PART_2NxnU = 4, PART_2NxnD = 5, PART_nLx2N = 6, PART_nRx2N = 7
}
 
enum  PredMode { MODE_INTER = 0, MODE_INTRA, MODE_SKIP }
 
enum  InterPredIdc { PRED_L0 = 0, PRED_L1, PRED_BI }
 
enum  PredFlag { PF_INTRA = 0, PF_L0, PF_L1, PF_BI }
 
enum  IntraPredMode {
  INTRA_PLANAR = 0, INTRA_DC, INTRA_ANGULAR_2, INTRA_ANGULAR_3,
  INTRA_ANGULAR_4, INTRA_ANGULAR_5, INTRA_ANGULAR_6, INTRA_ANGULAR_7,
  INTRA_ANGULAR_8, INTRA_ANGULAR_9, INTRA_ANGULAR_10, INTRA_ANGULAR_11,
  INTRA_ANGULAR_12, INTRA_ANGULAR_13, INTRA_ANGULAR_14, INTRA_ANGULAR_15,
  INTRA_ANGULAR_16, INTRA_ANGULAR_17, INTRA_ANGULAR_18, INTRA_ANGULAR_19,
  INTRA_ANGULAR_20, INTRA_ANGULAR_21, INTRA_ANGULAR_22, INTRA_ANGULAR_23,
  INTRA_ANGULAR_24, INTRA_ANGULAR_25, INTRA_ANGULAR_26, INTRA_ANGULAR_27,
  INTRA_ANGULAR_28, INTRA_ANGULAR_29, INTRA_ANGULAR_30, INTRA_ANGULAR_31,
  INTRA_ANGULAR_32, INTRA_ANGULAR_33, INTRA_ANGULAR_34, VERT_PRED,
  HOR_PRED, DC_PRED, DIAG_DOWN_LEFT_PRED, DIAG_DOWN_RIGHT_PRED,
  VERT_RIGHT_PRED, HOR_DOWN_PRED, VERT_LEFT_PRED, HOR_UP_PRED,
  TM_VP8_PRED, LEFT_DC_PRED, TOP_DC_PRED, DC_128_PRED,
  DC_127_PRED, DC_129_PRED, N_INTRA_PRED_MODES
}
 
enum  SAOType { SAO_NOT_APPLIED = 0, SAO_BAND, SAO_EDGE, SAO_APPLIED }
 
enum  SAOEOClass { SAO_EO_HORIZ = 0, SAO_EO_VERT, SAO_EO_135D, SAO_EO_45D }
 
enum  ScanType { SCAN_DIAG = 0, SCAN_HORIZ, SCAN_VERT }
 

Functions

int ff_hevc_decode_nal_sei (HEVCContext *s)
 
void ff_hevc_clear_refs (HEVCContext *s)
 Mark all frames in DPB as unused for reference. More...
 
void ff_hevc_flush_dpb (HEVCContext *s)
 Drop all frames currently in DPB. More...
 
int ff_hevc_compute_poc (HEVCContext *s, int poc_lsb)
 Compute POC of the current frame and return it. More...
 
RefPicList * ff_hevc_get_ref_list (HEVCContext *s, HEVCFrame *frame, int x0, int y0)
 
int ff_hevc_frame_rps (HEVCContext *s)
 Construct the reference picture sets for the current frame. More...
 
int ff_hevc_slice_rpl (HEVCContext *s)
 Construct the reference picture list(s) for the current slice. More...
 
void ff_hevc_save_states (HEVCContext *s, int ctb_addr_ts)
 
void ff_hevc_cabac_init (HEVCContext *s, int ctb_addr_ts)
 
int ff_hevc_sao_merge_flag_decode (HEVCContext *s)
 
int ff_hevc_sao_type_idx_decode (HEVCContext *s)
 
int ff_hevc_sao_band_position_decode (HEVCContext *s)
 
int ff_hevc_sao_offset_abs_decode (HEVCContext *s)
 
int ff_hevc_sao_offset_sign_decode (HEVCContext *s)
 
int ff_hevc_sao_eo_class_decode (HEVCContext *s)
 
int ff_hevc_end_of_slice_flag_decode (HEVCContext *s)
 
int ff_hevc_cu_transquant_bypass_flag_decode (HEVCContext *s)
 
int ff_hevc_skip_flag_decode (HEVCContext *s, int x0, int y0, int x_cb, int y_cb)
 
int ff_hevc_pred_mode_decode (HEVCContext *s)
 
int ff_hevc_split_coding_unit_flag_decode (HEVCContext *s, int ct_depth, int x0, int y0)
 
int ff_hevc_part_mode_decode (HEVCContext *s, int log2_cb_size)
 
int ff_hevc_pcm_flag_decode (HEVCContext *s)
 
int ff_hevc_prev_intra_luma_pred_flag_decode (HEVCContext *s)
 
int ff_hevc_mpm_idx_decode (HEVCContext *s)
 
int ff_hevc_rem_intra_luma_pred_mode_decode (HEVCContext *s)
 
int ff_hevc_intra_chroma_pred_mode_decode (HEVCContext *s)
 
int ff_hevc_merge_idx_decode (HEVCContext *s)
 
int ff_hevc_merge_flag_decode (HEVCContext *s)
 
int ff_hevc_inter_pred_idc_decode (HEVCContext *s, int nPbW, int nPbH)
 
int ff_hevc_ref_idx_lx_decode (HEVCContext *s, int num_ref_idx_lx)
 
int ff_hevc_mvp_lx_flag_decode (HEVCContext *s)
 
int ff_hevc_no_residual_syntax_flag_decode (HEVCContext *s)
 
int ff_hevc_split_transform_flag_decode (HEVCContext *s, int log2_trafo_size)
 
int ff_hevc_cbf_cb_cr_decode (HEVCContext *s, int trafo_depth)
 
int ff_hevc_cbf_luma_decode (HEVCContext *s, int trafo_depth)
 
int ff_hevc_log2_res_scale_abs (HEVCContext *s, int idx)
 
int ff_hevc_res_scale_sign_flag (HEVCContext *s, int idx)
 
int ff_hevc_frame_nb_refs (HEVCContext *s)
 Get the number of candidate references for the current frame. More...
 
int ff_hevc_set_new_ref (HEVCContext *s, AVFrame **frame, int poc)
 
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. More...
 
void ff_hevc_bump_frame (HEVCContext *s)
 
void ff_hevc_unref_frame (HEVCContext *s, HEVCFrame *frame, int flags)
 
void ff_hevc_set_neighbour_available (HEVCContext *s, int x0, int y0, int nPbW, int nPbH)
 
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)
 
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)
 
void ff_hevc_set_qPy (HEVCContext *s, int xBase, int yBase, int log2_cb_size)
 
void ff_hevc_deblocking_boundary_strengths (HEVCContext *s, int x0, int y0, int log2_trafo_size)
 
int ff_hevc_cu_qp_delta_sign_flag (HEVCContext *s)
 
int ff_hevc_cu_qp_delta_abs (HEVCContext *s)
 
int ff_hevc_cu_chroma_qp_offset_flag (HEVCContext *s)
 
int ff_hevc_cu_chroma_qp_offset_idx (HEVCContext *s)
 
void ff_hevc_hls_filter (HEVCContext *s, int x, int y, int ctb_size)
 
void ff_hevc_hls_filters (HEVCContext *s, int x_ctb, int y_ctb, int ctb_size)
 
void ff_hevc_hls_residual_coding (HEVCContext *s, int x0, int y0, int log2_trafo_size, enum ScanType scan_idx, int c_idx)
 
void ff_hevc_hls_mvd_coding (HEVCContext *s, int x0, int y0, int log2_cb_size)
 
void ff_hevc_reset_sei (HEVCContext *s)
 Reset SEI values that are stored on the Context. More...
 

Variables

const uint8_t ff_hevc_qpel_extra_before [4]
 
const uint8_t ff_hevc_qpel_extra_after [4]
 
const uint8_t ff_hevc_qpel_extra [4]
 

Macro Definition Documentation

#define MAX_NB_THREADS   16

Definition at line 44 of file hevcdec.h.

#define SHIFT_CTB_WPP   2

Definition at line 45 of file hevcdec.h.

Referenced by hls_decode_entry_wpp().

#define MAX_TRANSFORM_DEPTH   5

Definition at line 48 of file hevcdec.h.

#define MAX_TB_SIZE   32

Definition at line 50 of file hevcdec.h.

Referenced by intra_pred(), and pred_angular().

#define MAX_QP   51

Definition at line 51 of file hevcdec.h.

Referenced by deblocking_filter_CTB().

#define DEFAULT_INTRA_TC_OFFSET   2

Definition at line 52 of file hevcdec.h.

Referenced by chroma_tc().

#define HEVC_CONTEXTS   199

Definition at line 54 of file hevcdec.h.

Referenced by cabac_init_state(), ff_hevc_save_states(), hevc_init_context(), and load_states().

#define MRG_MAX_NUM_CANDS   5

Definition at line 56 of file hevcdec.h.

Referenced by ff_hevc_luma_mv_merge_mode().

#define L0   0

Definition at line 58 of file hevcdec.h.

Referenced by fill_pred_weight_table(), hevc_luma_mv_mvp_mode(), hls_slice_header(), pred_weight_table(), and vaapi_hevc_decode_slice().

#define L1   1

Definition at line 59 of file hevcdec.h.

Referenced by derive_temporal_colocated_mvs(), fill_pred_weight_table(), hevc_luma_mv_mvp_mode(), hls_slice_header(), pred_weight_table(), and vaapi_hevc_decode_slice().

#define EPEL_EXTRA_BEFORE   1

Definition at line 61 of file hevcdec.h.

Referenced by chroma_mc_bi(), chroma_mc_uni(), put_hevc_epel_bi_hv(), put_hevc_epel_bi_w_hv(), put_hevc_epel_hv(), put_hevc_epel_uni_hv(), and put_hevc_epel_uni_w_hv().

#define EPEL_EXTRA_AFTER   2

Definition at line 62 of file hevcdec.h.

Referenced by chroma_mc_bi(), and chroma_mc_uni().

#define EPEL_EXTRA   3

Definition at line 63 of file hevcdec.h.

Referenced by chroma_mc_bi(), chroma_mc_uni(), put_hevc_epel_bi_hv(), put_hevc_epel_bi_w_hv(), put_hevc_epel_hv(), put_hevc_epel_uni_hv(), and put_hevc_epel_uni_w_hv().

#define QPEL_EXTRA_BEFORE   3

Definition at line 64 of file hevcdec.h.

Referenced by luma_mc_bi(), luma_mc_uni(), put_hevc_qpel_bi_hv(), put_hevc_qpel_bi_w_hv(), put_hevc_qpel_hv(), put_hevc_qpel_uni_hv(), and put_hevc_qpel_uni_w_hv().

#define QPEL_EXTRA_AFTER   4

Definition at line 65 of file hevcdec.h.

Referenced by luma_mc_bi(), and luma_mc_uni().

#define QPEL_EXTRA   7

Definition at line 66 of file hevcdec.h.

Referenced by luma_mc_bi(), luma_mc_uni(), put_hevc_qpel_bi_hv(), put_hevc_qpel_bi_w_hv(), put_hevc_qpel_hv(), put_hevc_qpel_uni_hv(), and put_hevc_qpel_uni_w_hv().

#define EDGE_EMU_BUFFER_STRIDE   80

Definition at line 68 of file hevcdec.h.

Referenced by chroma_mc_bi(), chroma_mc_uni(), luma_mc_bi(), and luma_mc_uni().

#define SAMPLE (   tab,
  x,
  y 
)    ((tab)[(y) * s->sps->width + (x)])

Value of the luma sample at position (x, y) in the 2D array tab.

Definition at line 73 of file hevcdec.h.

#define SAMPLE_CTB (   tab,
  x,
  y 
)    ((tab)[(y) * min_cb_width + (x)])

Definition at line 74 of file hevcdec.h.

Referenced by ff_hevc_skip_flag_decode(), hls_coding_unit(), and hls_prediction_unit().

#define IS_IDR (   s)    ((s)->nal_unit_type == HEVC_NAL_IDR_W_RADL || (s)->nal_unit_type == HEVC_NAL_IDR_N_LP)

Definition at line 76 of file hevcdec.h.

Referenced by decode_nal_unit(), fill_picture_parameters(), hevc_frame_start(), hls_slice_header(), vaapi_hevc_start_frame(), and vdpau_hevc_start_frame().

#define IS_BLA (   s)
Value:
((s)->nal_unit_type == HEVC_NAL_BLA_W_RADL || (s)->nal_unit_type == HEVC_NAL_BLA_W_LP || \
(s)->nal_unit_type == HEVC_NAL_BLA_N_LP)
s
const char * s
Definition: avisynth_c.h:768

Definition at line 77 of file hevcdec.h.

Referenced by decode_nal_unit(), find_ref_idx(), hevc_frame_start(), and hls_slice_header().

#define IS_IRAP (   s)    ((s)->nal_unit_type >= 16 && (s)->nal_unit_type <= 23)

Definition at line 79 of file hevcdec.h.

Referenced by fill_picture_parameters(), hevc_frame_start(), hls_slice_header(), set_side_data(), vaapi_hevc_start_frame(), and vdpau_hevc_start_frame().

#define HEVC_FRAME_FLAG_OUTPUT   (1 << 0)

Definition at line 388 of file hevcdec.h.

Referenced by ff_hevc_bump_frame(), ff_hevc_output_frame(), and ff_hevc_set_new_ref().

#define HEVC_FRAME_FLAG_SHORT_REF   (1 << 1)

Definition at line 389 of file hevcdec.h.

Referenced by ff_hevc_clear_refs(), ff_hevc_frame_rps(), ff_hevc_set_new_ref(), fill_picture_parameters(), fill_vaapi_reference_frames(), mark_ref(), and vdpau_hevc_start_frame().

#define HEVC_FRAME_FLAG_LONG_REF   (1 << 2)

Definition at line 390 of file hevcdec.h.

Referenced by ff_hevc_clear_refs(), ff_hevc_frame_rps(), fill_picture_parameters(), fill_vaapi_pic(), fill_vaapi_reference_frames(), mark_ref(), and vdpau_hevc_start_frame().

#define HEVC_FRAME_FLAG_BUMPING   (1 << 3)

Definition at line 391 of file hevcdec.h.

Referenced by ff_hevc_bump_frame(), and ff_hevc_output_frame().

#define BOUNDARY_LEFT_SLICE   (1 << 0)

Definition at line 458 of file hevcdec.h.

Referenced by ff_hevc_deblocking_boundary_strengths(), and hls_decode_neighbour().

#define BOUNDARY_LEFT_TILE   (1 << 1)

Definition at line 459 of file hevcdec.h.

Referenced by ff_hevc_deblocking_boundary_strengths(), and hls_decode_neighbour().

#define BOUNDARY_UPPER_SLICE   (1 << 2)

Definition at line 460 of file hevcdec.h.

Referenced by ff_hevc_deblocking_boundary_strengths(), and hls_decode_neighbour().

#define BOUNDARY_UPPER_TILE   (1 << 3)

Definition at line 461 of file hevcdec.h.

Referenced by ff_hevc_deblocking_boundary_strengths(), and hls_decode_neighbour().

Enumeration Type Documentation

enum RPSType
Enumerator
ST_CURR_BEF 
ST_CURR_AFT 
ST_FOLL 
LT_CURR 
LT_FOLL 
NB_RPS_TYPE 

Definition at line 81 of file hevcdec.h.

enum SyntaxElement
Enumerator
SAO_MERGE_FLAG 
SAO_TYPE_IDX 
SAO_EO_CLASS 
SAO_BAND_POSITION 
SAO_OFFSET_ABS 
SAO_OFFSET_SIGN 
END_OF_SLICE_FLAG 
SPLIT_CODING_UNIT_FLAG 
CU_TRANSQUANT_BYPASS_FLAG 
SKIP_FLAG 
CU_QP_DELTA 
PRED_MODE_FLAG 
PART_MODE 
PCM_FLAG 
PREV_INTRA_LUMA_PRED_FLAG 
MPM_IDX 
REM_INTRA_LUMA_PRED_MODE 
INTRA_CHROMA_PRED_MODE 
MERGE_FLAG 
MERGE_IDX 
INTER_PRED_IDC 
REF_IDX_L0 
REF_IDX_L1 
ABS_MVD_GREATER0_FLAG 
ABS_MVD_GREATER1_FLAG 
ABS_MVD_MINUS2 
MVD_SIGN_FLAG 
MVP_LX_FLAG 
NO_RESIDUAL_DATA_FLAG 
SPLIT_TRANSFORM_FLAG 
CBF_LUMA 
CBF_CB_CR 
TRANSFORM_SKIP_FLAG 
EXPLICIT_RDPCM_FLAG 
EXPLICIT_RDPCM_DIR_FLAG 
LAST_SIGNIFICANT_COEFF_X_PREFIX 
LAST_SIGNIFICANT_COEFF_Y_PREFIX 
LAST_SIGNIFICANT_COEFF_X_SUFFIX 
LAST_SIGNIFICANT_COEFF_Y_SUFFIX 
SIGNIFICANT_COEFF_GROUP_FLAG 
SIGNIFICANT_COEFF_FLAG 
COEFF_ABS_LEVEL_GREATER1_FLAG 
COEFF_ABS_LEVEL_GREATER2_FLAG 
COEFF_ABS_LEVEL_REMAINING 
COEFF_SIGN_FLAG 
LOG2_RES_SCALE_ABS 
RES_SCALE_SIGN_FLAG 
CU_CHROMA_QP_OFFSET_FLAG 
CU_CHROMA_QP_OFFSET_IDX 

Definition at line 90 of file hevcdec.h.

enum PartMode
Enumerator
PART_2Nx2N 
PART_2NxN 
PART_Nx2N 
PART_NxN 
PART_2NxnU 
PART_2NxnD 
PART_nLx2N 
PART_nRx2N 

Definition at line 142 of file hevcdec.h.

enum PredMode
Enumerator
MODE_INTER 
MODE_INTRA 
MODE_SKIP 

Definition at line 153 of file hevcdec.h.

enum InterPredIdc
Enumerator
PRED_L0 
PRED_L1 
PRED_BI 

Definition at line 159 of file hevcdec.h.

enum PredFlag
Enumerator
PF_INTRA 
PF_L0 
PF_L1 
PF_BI 

Definition at line 165 of file hevcdec.h.

enum IntraPredMode
Enumerator
INTRA_PLANAR 
INTRA_DC 
INTRA_ANGULAR_2 
INTRA_ANGULAR_3 
INTRA_ANGULAR_4 
INTRA_ANGULAR_5 
INTRA_ANGULAR_6 
INTRA_ANGULAR_7 
INTRA_ANGULAR_8 
INTRA_ANGULAR_9 
INTRA_ANGULAR_10 
INTRA_ANGULAR_11 
INTRA_ANGULAR_12 
INTRA_ANGULAR_13 
INTRA_ANGULAR_14 
INTRA_ANGULAR_15 
INTRA_ANGULAR_16 
INTRA_ANGULAR_17 
INTRA_ANGULAR_18 
INTRA_ANGULAR_19 
INTRA_ANGULAR_20 
INTRA_ANGULAR_21 
INTRA_ANGULAR_22 
INTRA_ANGULAR_23 
INTRA_ANGULAR_24 
INTRA_ANGULAR_25 
INTRA_ANGULAR_26 
INTRA_ANGULAR_27 
INTRA_ANGULAR_28 
INTRA_ANGULAR_29 
INTRA_ANGULAR_30 
INTRA_ANGULAR_31 
INTRA_ANGULAR_32 
INTRA_ANGULAR_33 
INTRA_ANGULAR_34 
VERT_PRED 
HOR_PRED 
DC_PRED 
DIAG_DOWN_LEFT_PRED 
DIAG_DOWN_RIGHT_PRED 
VERT_RIGHT_PRED 
HOR_DOWN_PRED 
VERT_LEFT_PRED 
HOR_UP_PRED 
TM_VP8_PRED 
LEFT_DC_PRED 
TOP_DC_PRED 
DC_128_PRED 
DC_127_PRED 
DC_129_PRED 
N_INTRA_PRED_MODES 

Definition at line 172 of file hevcdec.h.

enum SAOType
Enumerator
SAO_NOT_APPLIED 
SAO_BAND 
SAO_EDGE 
SAO_APPLIED 

Definition at line 210 of file hevcdec.h.

enum SAOEOClass
Enumerator
SAO_EO_HORIZ 
SAO_EO_VERT 
SAO_EO_135D 
SAO_EO_45D 

Definition at line 217 of file hevcdec.h.

enum ScanType
Enumerator
SCAN_DIAG 
SCAN_HORIZ 
SCAN_VERT 

Definition at line 224 of file hevcdec.h.

Function Documentation

int ff_hevc_decode_nal_sei ( HEVCContext *  s)

Definition at line 371 of file hevc_sei.c.

Referenced by decode_nal_unit().

void ff_hevc_clear_refs ( HEVCContext *  s)

Mark all frames in DPB as unused for reference.

Definition at line 66 of file hevc_refs.c.

Referenced by hls_slice_header().

void ff_hevc_flush_dpb ( HEVCContext *  s)

Drop all frames currently in DPB.

Definition at line 75 of file hevc_refs.c.

Referenced by hevc_decode_flush().

int ff_hevc_compute_poc ( HEVCContext *  s,
int  poc_lsb 
)

Compute POC of the current frame and return it.

Definition at line 519 of file hevc_refs.c.

Referenced by hls_slice_header().

RefPicList* ff_hevc_get_ref_list ( HEVCContext *  s,
HEVCFrame *  frame,
int  x0,
int  y0 
)

Definition at line 57 of file hevc_refs.c.

Referenced by ff_hevc_deblocking_boundary_strengths().

int ff_hevc_frame_rps ( HEVCContext *  s)

Construct the reference picture sets for the current frame.

Definition at line 459 of file hevc_refs.c.

Referenced by hevc_frame_start().

int ff_hevc_slice_rpl ( HEVCContext *  s)

Construct the reference picture list(s) for the current slice.

Definition at line 299 of file hevc_refs.c.

Referenced by decode_nal_unit().

void ff_hevc_save_states ( HEVCContext *  s,
int  ctb_addr_ts 
)

Definition at line 450 of file hevc_cabac.c.

Referenced by hls_decode_entry(), and hls_decode_entry_wpp().

void ff_hevc_cabac_init ( HEVCContext *  s,
int  ctb_addr_ts 
)

Definition at line 504 of file hevc_cabac.c.

Referenced by hls_decode_entry(), and hls_decode_entry_wpp().

int ff_hevc_sao_merge_flag_decode ( HEVCContext *  s)

Definition at line 550 of file hevc_cabac.c.

Referenced by hls_sao_param().

int ff_hevc_sao_type_idx_decode ( HEVCContext *  s)

Definition at line 555 of file hevc_cabac.c.

Referenced by hls_sao_param().

int ff_hevc_sao_band_position_decode ( HEVCContext *  s)

Definition at line 565 of file hevc_cabac.c.

Referenced by hls_sao_param().

int ff_hevc_sao_offset_abs_decode ( HEVCContext *  s)

Definition at line 575 of file hevc_cabac.c.

Referenced by hls_sao_param().

int ff_hevc_sao_offset_sign_decode ( HEVCContext *  s)

Definition at line 585 of file hevc_cabac.c.

Referenced by hls_sao_param().

int ff_hevc_sao_eo_class_decode ( HEVCContext *  s)

Definition at line 590 of file hevc_cabac.c.

Referenced by hls_sao_param().

int ff_hevc_end_of_slice_flag_decode ( HEVCContext *  s)

Definition at line 597 of file hevc_cabac.c.

Referenced by hls_coding_quadtree().

int ff_hevc_cu_transquant_bypass_flag_decode ( HEVCContext *  s)

Definition at line 602 of file hevc_cabac.c.

Referenced by hls_coding_unit().

int ff_hevc_skip_flag_decode ( HEVCContext *  s,
int  x0,
int  y0,
int  x_cb,
int  y_cb 
)

Definition at line 607 of file hevc_cabac.c.

Referenced by hls_coding_unit().

int ff_hevc_pred_mode_decode ( HEVCContext *  s)

Definition at line 670 of file hevc_cabac.c.

Referenced by hls_coding_unit().

int ff_hevc_split_coding_unit_flag_decode ( HEVCContext *  s,
int  ct_depth,
int  x0,
int  y0 
)

Definition at line 675 of file hevc_cabac.c.

Referenced by hls_coding_quadtree().

int ff_hevc_part_mode_decode ( HEVCContext *  s,
int  log2_cb_size 
)

Definition at line 694 of file hevc_cabac.c.

Referenced by hls_coding_unit().

int ff_hevc_pcm_flag_decode ( HEVCContext *  s)

Definition at line 731 of file hevc_cabac.c.

Referenced by hls_coding_unit().

int ff_hevc_prev_intra_luma_pred_flag_decode ( HEVCContext *  s)

Definition at line 736 of file hevc_cabac.c.

Referenced by intra_prediction_unit().

int ff_hevc_mpm_idx_decode ( HEVCContext *  s)

Definition at line 741 of file hevc_cabac.c.

Referenced by intra_prediction_unit().

int ff_hevc_rem_intra_luma_pred_mode_decode ( HEVCContext *  s)

Definition at line 749 of file hevc_cabac.c.

Referenced by intra_prediction_unit().

int ff_hevc_intra_chroma_pred_mode_decode ( HEVCContext *  s)

Definition at line 759 of file hevc_cabac.c.

Referenced by intra_prediction_unit().

int ff_hevc_merge_idx_decode ( HEVCContext *  s)

Definition at line 770 of file hevc_cabac.c.

Referenced by hls_prediction_unit().

int ff_hevc_merge_flag_decode ( HEVCContext *  s)

Definition at line 781 of file hevc_cabac.c.

Referenced by hls_prediction_unit().

int ff_hevc_inter_pred_idc_decode ( HEVCContext *  s,
int  nPbW,
int  nPbH 
)

Definition at line 786 of file hevc_cabac.c.

Referenced by hevc_luma_mv_mvp_mode().

int ff_hevc_ref_idx_lx_decode ( HEVCContext *  s,
int  num_ref_idx_lx 
)

Definition at line 796 of file hevc_cabac.c.

Referenced by hevc_luma_mv_mvp_mode().

int ff_hevc_mvp_lx_flag_decode ( HEVCContext *  s)

Definition at line 812 of file hevc_cabac.c.

Referenced by hevc_luma_mv_mvp_mode().

int ff_hevc_no_residual_syntax_flag_decode ( HEVCContext *  s)

Definition at line 817 of file hevc_cabac.c.

Referenced by hls_coding_unit().

int ff_hevc_split_transform_flag_decode ( HEVCContext *  s,
int  log2_trafo_size 
)

Definition at line 855 of file hevc_cabac.c.

Referenced by hls_transform_tree().

int ff_hevc_cbf_cb_cr_decode ( HEVCContext *  s,
int  trafo_depth 
)

Definition at line 860 of file hevc_cabac.c.

Referenced by hls_transform_tree().

int ff_hevc_cbf_luma_decode ( HEVCContext *  s,
int  trafo_depth 
)

Definition at line 865 of file hevc_cabac.c.

Referenced by hls_transform_tree().

int ff_hevc_log2_res_scale_abs ( HEVCContext *  s,
int  idx 
)

Definition at line 885 of file hevc_cabac.c.

Referenced by hls_cross_component_pred().

int ff_hevc_res_scale_sign_flag ( HEVCContext *  s,
int  idx 
)

Definition at line 894 of file hevc_cabac.c.

Referenced by hls_cross_component_pred().

int ff_hevc_frame_nb_refs ( HEVCContext *  s)

Get the number of candidate references for the current frame.

Definition at line 542 of file hevc_refs.c.

Referenced by hls_slice_header(), and vdpau_hevc_start_frame().

int ff_hevc_set_new_ref ( HEVCContext *  s,
AVFrame **  frame,
int  poc 
)

Definition at line 135 of file hevc_refs.c.

Referenced by hevc_frame_start().

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.

Returns
1 if a frame was output, 0 otherwise

Definition at line 171 of file hevc_refs.c.

Referenced by hevc_decode_frame(), and hevc_frame_start().

void ff_hevc_bump_frame ( HEVCContext *  s)

Definition at line 241 of file hevc_refs.c.

Referenced by hevc_frame_start().

void ff_hevc_unref_frame ( HEVCContext *  s,
HEVCFrame *  frame,
int  flags 
)

Definition at line 32 of file hevc_refs.c.

Referenced by alloc_frame(), ff_hevc_clear_refs(), ff_hevc_flush_dpb(), ff_hevc_frame_rps(), ff_hevc_output_frame(), hevc_decode_frame(), hevc_decode_free(), hevc_frame_start(), hevc_ref_frame(), and hevc_update_thread_context().

void ff_hevc_set_neighbour_available ( HEVCContext *  s,
int  x0,
int  y0,
int  nPbW,
int  nPbH 
)

Definition at line 42 of file hevc_mvs.c.

Referenced by ff_hevc_luma_mv_merge_mode(), hevc_luma_mv_mvp_mode(), and hls_transform_unit().

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 at line 479 of file hevc_mvs.c.

Referenced by hls_prediction_unit().

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 at line 582 of file hevc_mvs.c.

Referenced by hevc_luma_mv_mvp_mode().

void ff_hevc_set_qPy ( HEVCContext *  s,
int  xBase,
int  yBase,
int  log2_cb_size 
)

Definition at line 121 of file hevc_filter.c.

Referenced by hls_coding_unit(), and hls_transform_unit().

void ff_hevc_deblocking_boundary_strengths ( HEVCContext *  s,
int  x0,
int  y0,
int  log2_trafo_size 
)

Definition at line 714 of file hevc_filter.c.

Referenced by hls_coding_unit(), hls_pcm_sample(), and hls_transform_tree().

int ff_hevc_cu_qp_delta_sign_flag ( HEVCContext *  s)

Definition at line 649 of file hevc_cabac.c.

Referenced by hls_transform_unit().

int ff_hevc_cu_qp_delta_abs ( HEVCContext *  s)

Definition at line 622 of file hevc_cabac.c.

Referenced by hls_transform_unit().

int ff_hevc_cu_chroma_qp_offset_flag ( HEVCContext *  s)

Definition at line 654 of file hevc_cabac.c.

Referenced by hls_transform_unit().

int ff_hevc_cu_chroma_qp_offset_idx ( HEVCContext *  s)

Definition at line 659 of file hevc_cabac.c.

Referenced by hls_transform_unit().

void ff_hevc_hls_filter ( HEVCContext *  s,
int  x,
int  y,
int  ctb_size 
)

Definition at line 842 of file hevc_filter.c.

Referenced by ff_hevc_hls_filters(), hls_decode_entry(), and hls_decode_entry_wpp().

void ff_hevc_hls_filters ( HEVCContext *  s,
int  x_ctb,
int  y_ctb,
int  ctb_size 
)

Definition at line 867 of file hevc_filter.c.

Referenced by hls_decode_entry(), and hls_decode_entry_wpp().

void ff_hevc_hls_residual_coding ( HEVCContext *  s,
int  x0,
int  y0,
int  log2_trafo_size,
enum ScanType  scan_idx,
int  c_idx 
)

Definition at line 1010 of file hevc_cabac.c.

Referenced by hls_transform_unit().

void ff_hevc_hls_mvd_coding ( HEVCContext *  s,
int  x0,
int  y0,
int  log2_cb_size 
)

Definition at line 1520 of file hevc_cabac.c.

Referenced by hevc_luma_mv_mvp_mode().

void ff_hevc_reset_sei ( HEVCContext *  s)

Reset SEI values that are stored on the Context.

e.g. Caption data that was extracted during NAL parsing.

Parameters
sHEVCContext.

Definition at line 383 of file hevc_sei.c.

Referenced by hevc_init_context().

Variable Documentation

const uint8_t ff_hevc_qpel_extra_before[4]
const uint8_t ff_hevc_qpel_extra_after[4]
const uint8_t ff_hevc_qpel_extra[4]
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