#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 "hevcdsp.h"
#include "internal.h"
#include "thread.h"
#include "videodsp.h"

Data Structures
struct	ShortTermRPS

struct	LongTermRPS

struct	RefPicList

struct	RefPicListTab

struct	HEVCWindow

struct	VUI

struct	PTLCommon

struct	PTL

struct	HEVCVPS

struct	ScalingList

struct	HEVCSPS

struct	HEVCPPS

struct	SliceHeader

struct	CodingTree

struct	CodingUnit

struct	Mv

struct	MvField

struct	NeighbourAvailable

struct	PredictionUnit

struct	TransformTree

struct	TransformUnit

struct	DBParams

struct	HEVCFrame

struct	HEVCNAL

struct	HEVCLocalContext

struct	HEVCContext

Macros
#define	MAX_DPB_SIZE 16

#define	MAX_REFS 16

#define	MAX_NB_THREADS 16

#define	SHIFT_CTB_WPP 2

#define	MAX_SUB_LAYERS 7
	7.4.2.1

#define	MAX_VPS_COUNT 16

#define	MAX_SPS_COUNT 32

#define	MAX_PPS_COUNT 256

#define	MAX_SHORT_TERM_RPS_COUNT 64

#define	MAX_CU_SIZE 128

#define	MAX_TRANSFORM_DEPTH 5

#define	MAX_TB_SIZE 32

#define	MAX_PB_SIZE 64

#define	MAX_LOG2_CTB_SIZE 6

#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.

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

#define	SAMPLE_CBF(tab, x, y) ((tab)[((y) & ((1<<log2_trafo_size)-1)) * MAX_CU_SIZE + ((x) & ((1<<log2_trafo_size)-1))])

#define	SAMPLE_CBF2(tab, x, y) ((tab)[(y) * MAX_CU_SIZE + (x)])

#define	IS_IDR(s) ((s)->nal_unit_type == NAL_IDR_W_RADL \|\| (s)->nal_unit_type == 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)

Enumerations
enum	NALUnitType { NAL_TRAIL_N = 0, NAL_TRAIL_R = 1, NAL_TSA_N = 2, NAL_TSA_R = 3, NAL_STSA_N = 4, NAL_STSA_R = 5, NAL_RADL_N = 6, NAL_RADL_R = 7, NAL_RASL_N = 8, NAL_RASL_R = 9, NAL_BLA_W_LP = 16, NAL_BLA_W_RADL = 17, NAL_BLA_N_LP = 18, NAL_IDR_W_RADL = 19, NAL_IDR_N_LP = 20, NAL_CRA_NUT = 21, NAL_VPS = 32, NAL_SPS = 33, NAL_PPS = 34, NAL_AUD = 35, NAL_EOS_NUT = 36, NAL_EOB_NUT = 37, NAL_FD_NUT = 38, NAL_SEI_PREFIX = 39, NAL_SEI_SUFFIX = 40 }
	Table 7-3: NAL unit type codes. More...

enum	RPSType { ST_CURR_BEF = 0, ST_CURR_AFT, ST_FOLL, LT_CURR, LT_FOLL, NB_RPS_TYPE }

enum	SliceType { B_SLICE = 0, P_SLICE = 1, I_SLICE = 2 }

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 }

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_short_term_rps (HEVCContext s, ShortTermRPS rps, const HEVCSPS *sps, int is_slice_header)

int	ff_hevc_decode_nal_vps (HEVCContext *s)

int	ff_hevc_decode_nal_sps (HEVCContext *s)

int	ff_hevc_decode_nal_pps (HEVCContext *s)

int	ff_hevc_decode_nal_sei (HEVCContext *s)

int	ff_hevc_extract_rbsp (HEVCContext s, const uint8_t src, int length, HEVCNAL *nal)

void	ff_hevc_clear_refs (HEVCContext *s)
	Mark all frames in DPB as unused for reference.

void	ff_hevc_flush_dpb (HEVCContext *s)
	Drop all frames currently in DPB.

int	ff_hevc_compute_poc (HEVCContext *s, int poc_lsb)
	Compute POC of the current frame and return it.

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.

int	ff_hevc_slice_rpl (HEVCContext *s)
	Construct the reference picture list(s) for the current slice.

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.

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.

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 xC, int yC, 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)

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]

const uint8_t	ff_hevc_diag_scan4x4_x [16]

const uint8_t	ff_hevc_diag_scan4x4_y [16]

const uint8_t	ff_hevc_diag_scan8x8_x [64]

const uint8_t	ff_hevc_diag_scan8x8_y [64]

Macro Definition Documentation

#define MAX_DPB_SIZE 16

Definition at line 39 of file hevc.h.

Referenced by ff_hevc_decode_nal_sps(), and ff_hevc_decode_nal_vps().

#define MAX_REFS 16

Definition at line 40 of file hevc.h.

Referenced by ff_hevc_decode_short_term_rps(), ff_hevc_slice_rpl(), and hls_slice_header().

#define MAX_NB_THREADS 16

Definition at line 42 of file hevc.h.

#define SHIFT_CTB_WPP 2

Definition at line 43 of file hevc.h.

Referenced by hls_decode_entry_wpp().

#define MAX_SUB_LAYERS 7

7.4.2.1

Definition at line 48 of file hevc.h.

Referenced by ff_hevc_decode_nal_sps(), ff_hevc_decode_nal_vps(), and hvcc_parse_ptl().

#define MAX_VPS_COUNT 16

Definition at line 49 of file hevc.h.

Referenced by ff_hevc_decode_nal_sps(), ff_hevc_decode_nal_vps(), and hvcc_write().

#define MAX_SPS_COUNT 32

Definition at line 50 of file hevc.h.

#define MAX_PPS_COUNT 256

Definition at line 51 of file hevc.h.

#define MAX_SHORT_TERM_RPS_COUNT 64

Definition at line 52 of file hevc.h.

Referenced by ff_hevc_decode_nal_sps(), and hvcc_parse_sps().

#define MAX_CU_SIZE 128

Definition at line 53 of file hevc.h.

#define MAX_TRANSFORM_DEPTH 5

Definition at line 56 of file hevc.h.

#define MAX_TB_SIZE 32

Definition at line 58 of file hevc.h.

Referenced by intra_pred(), and pred_angular().

#define MAX_PB_SIZE 64

Definition at line 59 of file hevc.h.

Referenced by chroma_mc_bi(), luma_mc_bi(), put_hevc_epel_bi_hv(), put_hevc_epel_bi_w_hv(), put_hevc_epel_hv(), put_hevc_epel_uni_hv(), put_hevc_epel_uni_w_hv(), 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 MAX_LOG2_CTB_SIZE 6

Definition at line 60 of file hevc.h.

Referenced by ff_hevc_decode_nal_sps().

#define MAX_QP 51

Definition at line 61 of file hevc.h.

Referenced by deblocking_filter_CTB().

#define DEFAULT_INTRA_TC_OFFSET 2

Definition at line 62 of file hevc.h.

Referenced by chroma_tc().

#define HEVC_CONTEXTS 199

Definition at line 64 of file hevc.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 66 of file hevc.h.

#define L0 0

Definition at line 68 of file hevc.h.

Referenced by hls_prediction_unit(), hls_slice_header(), and pred_weight_table().

#define L1 1

Definition at line 69 of file hevc.h.

Referenced by derive_temporal_colocated_mvs(), hls_prediction_unit(), hls_slice_header(), and pred_weight_table().

#define EPEL_EXTRA_BEFORE 1

Definition at line 71 of file hevc.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 72 of file hevc.h.

Referenced by chroma_mc_bi(), and chroma_mc_uni().

#define EPEL_EXTRA 3

Definition at line 73 of file hevc.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 74 of file hevc.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 75 of file hevc.h.

Referenced by luma_mc_bi(), and luma_mc_uni().

#define QPEL_EXTRA 7

Definition at line 76 of file hevc.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 78 of file hevc.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 83 of file hevc.h.

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

Definition at line 84 of file hevc.h.

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

#define SAMPLE_CBF	(	tab,
		x,
		y
	)	((tab)[((y) & ((1<<log2_trafo_size)-1)) * MAX_CU_SIZE + ((x) & ((1<<log2_trafo_size)-1))])

Definition at line 85 of file hevc.h.

Referenced by hls_transform_tree(), and hls_transform_unit().

#define SAMPLE_CBF2	(	tab,
		x,
		y
	)	((tab)[(y) * MAX_CU_SIZE + (x)])

Definition at line 86 of file hevc.h.

Referenced by hls_transform_tree().

#define IS_IDR ( s ) ((s)->nal_unit_type == NAL_IDR_W_RADL || (s)->nal_unit_type == NAL_IDR_N_LP)

Definition at line 88 of file hevc.h.

Referenced by decode_nal_unit(), hls_slice_header(), and parse_nal_units().

#define IS_BLA ( s )

Value:

((s)->nal_unit_type == NAL_BLA_W_RADL || (s)->nal_unit_type == NAL_BLA_W_LP || \

(s)->nal_unit_type == NAL_BLA_N_LP)

Definition at line 89 of file hevc.h.

Referenced by decode_nal_unit(), and hls_slice_header().

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

Definition at line 91 of file hevc.h.

Referenced by hevc_frame_start(), hls_slice_header(), and parse_nal_units().

#define HEVC_FRAME_FLAG_OUTPUT (1 << 0)

Definition at line 718 of file hevc.h.

Referenced by ff_hevc_output_frame(), and ff_hevc_set_new_ref().

#define HEVC_FRAME_FLAG_SHORT_REF (1 << 1)

Definition at line 719 of file hevc.h.

Referenced by ff_hevc_clear_refs(), ff_hevc_frame_rps(), ff_hevc_set_new_ref(), and mark_ref().

#define HEVC_FRAME_FLAG_LONG_REF (1 << 2)

Definition at line 720 of file hevc.h.

Referenced by ff_hevc_clear_refs(), ff_hevc_frame_rps(), and mark_ref().

Enumeration Type Documentation

enum NALUnitType

Table 7-3: NAL unit type codes.

Enumerator:

NAL_TRAIL_N
NAL_TRAIL_R
NAL_TSA_N
NAL_TSA_R
NAL_STSA_N
NAL_STSA_R
NAL_RADL_N
NAL_RADL_R
NAL_RASL_N
NAL_RASL_R
NAL_BLA_W_LP
NAL_BLA_W_RADL
NAL_BLA_N_LP
NAL_IDR_W_RADL
NAL_IDR_N_LP
NAL_CRA_NUT
NAL_VPS
NAL_SPS
NAL_PPS
NAL_AUD
NAL_EOS_NUT
NAL_EOB_NUT
NAL_FD_NUT
NAL_SEI_PREFIX
NAL_SEI_SUFFIX

Definition at line 96 of file hevc.h.

enum RPSType

Enumerator:

ST_CURR_BEF
ST_CURR_AFT
ST_FOLL
LT_CURR
LT_FOLL
NB_RPS_TYPE

Definition at line 124 of file hevc.h.

enum SliceType

Enumerator:

B_SLICE
P_SLICE
I_SLICE

Definition at line 133 of file hevc.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 139 of file hevc.h.

enum PartMode

Enumerator:

PART_2Nx2N
PART_2NxN
PART_Nx2N
PART_NxN
PART_2NxnU
PART_2NxnD
PART_nLx2N
PART_nRx2N

Definition at line 191 of file hevc.h.

enum PredMode

Enumerator:

MODE_INTER
MODE_INTRA
MODE_SKIP

Definition at line 202 of file hevc.h.

enum InterPredIdc

Enumerator:

PRED_L0
PRED_L1
PRED_BI

Definition at line 208 of file hevc.h.

enum PredFlag

Enumerator:

PF_INTRA
PF_L0
PF_L1
PF_BI

Definition at line 214 of file hevc.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 221 of file hevc.h.

enum SAOType

Enumerator:

SAO_NOT_APPLIED
SAO_BAND
SAO_EDGE

Definition at line 259 of file hevc.h.

enum SAOEOClass

Enumerator:

SAO_EO_HORIZ
SAO_EO_VERT
SAO_EO_135D
SAO_EO_45D

Definition at line 265 of file hevc.h.

enum ScanType

Enumerator:

SCAN_DIAG
SCAN_HORIZ
SCAN_VERT

Definition at line 272 of file hevc.h.

Function Documentation

int ff_hevc_decode_short_term_rps	(	HEVCContext *	s,
		ShortTermRPS *	rps,
		const HEVCSPS *	sps,
		int	is_slice_header
	)

Definition at line 72 of file hevc_ps.c.

Referenced by ff_hevc_decode_nal_sps(), and hls_slice_header().

int ff_hevc_decode_nal_vps ( HEVCContext * s )

Definition at line 325 of file hevc_ps.c.

Referenced by decode_nal_unit(), and parse_nal_units().

int ff_hevc_decode_nal_sps ( HEVCContext * s )

Definition at line 618 of file hevc_ps.c.

Referenced by decode_nal_unit(), and parse_nal_units().

int ff_hevc_decode_nal_pps ( HEVCContext * s )

6.5

Definition at line 1091 of file hevc_ps.c.

Referenced by decode_nal_unit(), and parse_nal_units().

int ff_hevc_decode_nal_sei ( HEVCContext * s )

Definition at line 195 of file hevc_sei.c.

Referenced by decode_nal_unit(), and parse_nal_units().

int ff_hevc_extract_rbsp	(	HEVCContext *	s,
		const uint8_t *	src,
		int	length,
		HEVCNAL *	nal
	)

Definition at line 2760 of file hevc.c.

Referenced by decode_nal_units(), and parse_nal_units().

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 460 of file hevc_refs.c.

Referenced by hls_slice_header(), and parse_nal_units().

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

Definition at line 52 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 401 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 244 of file hevc_refs.c.

Referenced by decode_nal_unit().

void ff_hevc_save_states	(	HEVCContext *	s,
		int	ctb_addr_ts
	)

Definition at line 500 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 554 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 600 of file hevc_cabac.c.

Referenced by hls_sao_param().

int ff_hevc_sao_type_idx_decode ( HEVCContext * s )

Definition at line 605 of file hevc_cabac.c.

Referenced by hls_sao_param().

int ff_hevc_sao_band_position_decode ( HEVCContext * s )

Definition at line 615 of file hevc_cabac.c.

Referenced by hls_sao_param().

int ff_hevc_sao_offset_abs_decode ( HEVCContext * s )

Definition at line 625 of file hevc_cabac.c.

Referenced by hls_sao_param().

int ff_hevc_sao_offset_sign_decode ( HEVCContext * s )

Definition at line 635 of file hevc_cabac.c.

Referenced by hls_sao_param().

int ff_hevc_sao_eo_class_decode ( HEVCContext * s )

Definition at line 640 of file hevc_cabac.c.

Referenced by hls_sao_param().

int ff_hevc_end_of_slice_flag_decode ( HEVCContext * s )

Definition at line 647 of file hevc_cabac.c.

Referenced by hls_coding_quadtree().

int ff_hevc_cu_transquant_bypass_flag_decode ( HEVCContext * s )

Definition at line 652 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 657 of file hevc_cabac.c.

Referenced by hls_coding_unit().

int ff_hevc_pred_mode_decode ( HEVCContext * s )

Definition at line 718 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 723 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 742 of file hevc_cabac.c.

Referenced by hls_coding_unit().

int ff_hevc_pcm_flag_decode ( HEVCContext * s )

Definition at line 779 of file hevc_cabac.c.

Referenced by hls_coding_unit().

int ff_hevc_prev_intra_luma_pred_flag_decode ( HEVCContext * s )

Definition at line 784 of file hevc_cabac.c.

Referenced by intra_prediction_unit().

int ff_hevc_mpm_idx_decode ( HEVCContext * s )

Definition at line 789 of file hevc_cabac.c.

Referenced by intra_prediction_unit().

int ff_hevc_rem_intra_luma_pred_mode_decode ( HEVCContext * s )

Definition at line 797 of file hevc_cabac.c.

Referenced by intra_prediction_unit().

int ff_hevc_intra_chroma_pred_mode_decode ( HEVCContext * s )

Definition at line 807 of file hevc_cabac.c.

Referenced by intra_prediction_unit().

int ff_hevc_merge_idx_decode ( HEVCContext * s )

Definition at line 818 of file hevc_cabac.c.

Referenced by hls_prediction_unit().

int ff_hevc_merge_flag_decode ( HEVCContext * s )

Definition at line 829 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 834 of file hevc_cabac.c.

Referenced by hls_prediction_unit().

int ff_hevc_ref_idx_lx_decode	(	HEVCContext *	s,
		int	num_ref_idx_lx
	)

Definition at line 844 of file hevc_cabac.c.

Referenced by hls_prediction_unit().

int ff_hevc_mvp_lx_flag_decode ( HEVCContext * s )

Definition at line 860 of file hevc_cabac.c.

Referenced by hls_prediction_unit().

int ff_hevc_no_residual_syntax_flag_decode ( HEVCContext * s )

Definition at line 865 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 901 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 906 of file hevc_cabac.c.

Referenced by hls_transform_tree().

int ff_hevc_cbf_luma_decode	(	HEVCContext *	s,
		int	trafo_depth
	)

Definition at line 911 of file hevc_cabac.c.

Referenced by hls_transform_tree().

int ff_hevc_log2_res_scale_abs	(	HEVCContext *	s,
		int	idx
	)

Definition at line 931 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 940 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 483 of file hevc_refs.c.

Referenced by hls_slice_header().

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

Definition at line 123 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 159 of file hevc_refs.c.

Referenced by hevc_decode_frame(), and hevc_frame_start().

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

Definition at line 30 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_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 41 of file hevc_mvs.c.

Referenced by ff_hevc_luma_mv_merge_mode(), hls_prediction_unit(), 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 542 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
	)