rdoq.h File Reference

Headerfile for trellis based mode decision. More...

#include <math.h>

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Data Structures
struct	estBitsCabacStruct
struct	levelDataStruct
Defines
#define	MAX_PREC_COEFF   25
#define	SIGN_BITS   1
Functions
void	init_rdoq_slice (int slice_type, int symbol_mode)
void	est_RunLevel_CAVLC (levelDataStruct *levelData, int *levelTrellis, int block_type, int b8, int b4, int coeff_num, double lambda)
int	est_CAVLC_bits (levelDataStruct *levelData, int level_to_enc[16], int sign_to_enc[16], int nnz, int block_type)
void	precalculate_unary_exp_golomb_level ()
int	est_unary_exp_golomb_level_bits (unsigned int symbol, int bits0, int bits1)
int	est_exp_golomb_encode_eq_prob (unsigned int symbol)
void	estRunLevel_CABAC (Slice *currSlice, Macroblock *currMB, int context)
void	est_CBP_block_bit (Slice *currSlice, Macroblock *currMB, EncodingEnvironmentPtr eep_dp, int type)
void	est_significance_map (Slice *currSlice, Macroblock *currMB, EncodingEnvironmentPtr eep_dp, int type)
void	est_significant_coefficients (Slice *currSlice, Macroblock *currMB, EncodingEnvironmentPtr eep_dp, int type)
int	biari_no_bits (EncodingEnvironmentPtr eep, signed short symbol, BiContextTypePtr bi_ct)
int	biari_state (EncodingEnvironmentPtr eep, signed short symbol, BiContextTypePtr bi_ct)
int	est_write_and_store_CBP_block_bit (Macroblock *currMB, int type)
void	est_writeRunLevel_CABAC (levelDataStruct levelData[], int levelTabMin[], int type, double lambda, int kStart, int kStop, int noCoeff, int estCBP)
int	est_unary_exp_golomb_level_encode (unsigned int symbol, int ctx, int type)
void	init_trellis_data_4x4_CAVLC (int **tblock, int block_x, int qp_per, int qp_rem, int **levelscale, int **leveloffset, const byte *p_scan, Macroblock *currMB, levelDataStruct *dataLevel, int type)
int	init_trellis_data_4x4_CABAC (int **tblock, int block_x, int qp_per, int qp_rem, int **levelscale, int **leveloffset, const byte *p_scan, Macroblock *currMB, levelDataStruct *dataLevel, int *kStart, int *kStop, int type)
void	init_trellis_data_8x8_CAVLC (int **tblock, int block_x, int qp_per, int qp_rem, int **levelscale, int **leveloffset, const byte *p_scan, Macroblock *currMB, levelDataStruct levelData[4][16])
int	init_trellis_data_8x8_CABAC (int **tblock, int block_x, int qp_per, int qp_rem, int **levelscale, int **leveloffset, const byte *p_scan, Macroblock *currMB, levelDataStruct *dataLevel, int *kStart, int *kStop, int symbolmode)
void	init_trellis_data_DC_CAVLC (int **tblock, int qp_per, int qp_rem, int levelscale, int leveloffset, const byte *p_scan, Macroblock *currMB, levelDataStruct *dataLevel, int type)
int	init_trellis_data_DC_CABAC (int **tblock, int qp_per, int qp_rem, int levelscale, int leveloffset, const byte *p_scan, Macroblock *currMB, levelDataStruct *dataLevel, int *kStart, int *kStop)
int	init_trellis_data_DC_cr_CAVLC (int **tblock, int qp_per, int qp_rem, int levelscale, int leveloffset, const byte *p_scan, Macroblock *currMB, levelDataStruct *dataLevel)
int	init_trellis_data_DC_cr_CABAC (int **tblock, int qp_per, int qp_rem, int levelscale, int leveloffset, const byte *p_scan, Macroblock *currMB, levelDataStruct *dataLevel, int *kStart, int *kStop)
void	RDOQ_update_mode (RD_PARAMS *enc_mb, int bslice)
void	copy_rddata_trellis (RD_DATA *dest, RD_DATA *src)
void	updateMV_mp (int *m_cost, short ref, int list, int h, int v, int blocktype, int *lambda_factor, int block8x8)
void	trellis_coding (Slice *currSlice, Macroblock *currMB, int CurrentMbAddr, Boolean prev_recode_mb)
Variables
double	norm_factor_4x4
double	norm_factor_8x8

---

Detailed Description

Headerfile for trellis based mode decision.

rdoq.h

Author:

Limin Liu <lliu@dolby.com> Alexis Michael Tourapis <alexismt@ieee.org>

Definition in file rdoq.h.

---

Function Documentation

int est_CAVLC_bits	(	levelDataStruct *	levelData,
		int	level_to_enc[16],
		int	sign_to_enc[16],
		int	nnz,
		int	block_type
	)

estimate CAVLC bits

Definition at line 96 of file rdoq_cavlc.c.

References estSyntaxElement_Level_VLC1(), estSyntaxElement_Level_VLCN(), syntaxelement::len, ImageParameters::num_cdc_coeff, syntaxelement::value1, syntaxelement::value2, and ImageParameters::yuv_format.

Referenced by est_RunLevel_CAVLC().

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void est_CBP_block_bit	(	Slice *	currSlice,
		Macroblock *	currMB,
		EncodingEnvironmentPtr	eep_dp,
		int	type
	)

estimate bit cost for each CBP bit

Definition at line 156 of file rdoq_cabac.c.

References Slice::tex_ctx.

Referenced by estRunLevel_CABAC().

int est_exp_golomb_encode_eq_prob

(

unsigned int

symbol

)

estimate exp golomb bit cost

Definition at line 111 of file rdoq_cabac.c.

Referenced by est_unary_exp_golomb_level_encode().

void est_RunLevel_CAVLC	(	levelDataStruct *	levelData,
		int *	levelTrellis,
		int	block_type,
		int	b8,
		int	b4,
		int	coeff_num,
		double	lambda
	)

estimate run and level for CAVLC

Definition at line 389 of file rdoq_cavlc.c.

References ImageParameters::current_mb_nr, est_CAVLC_bits(), ImageParameters::mb_data, ImageParameters::nz_coeff, predict_nnz(), predict_nnz_chroma(), ImageParameters::subblock_x, and ImageParameters::subblock_y.

Referenced by rdoq_4x4_CAVLC(), rdoq_8x8_CAVLC(), rdoq_ac4x4_CAVLC(), rdoq_dc_CAVLC(), and rdoq_dc_cr_CAVLC().

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void est_significance_map	(	Slice *	currSlice,
		Macroblock *	currMB,
		EncodingEnvironmentPtr	eep_dp,
		int	type
	)

estimate CABAC bit cost for significant coefficient map

Definition at line 175 of file rdoq_cabac.c.

References macroblock::mb_field, ImageParameters::structure, and Slice::tex_ctx.

Referenced by estRunLevel_CABAC().

void est_significant_coefficients	(	Slice *	currSlice,
		Macroblock *	currMB,
		EncodingEnvironmentPtr	eep_dp,
		int	type
	)

estimate bit cost of significant coefficient

Definition at line 214 of file rdoq_cabac.c.

References Slice::tex_ctx.

Referenced by estRunLevel_CABAC().

int est_unary_exp_golomb_level_encode	(	unsigned int	symbol,
		int	ctx,
		int	type
	)

estimate unary exp golomb bit cost

Definition at line 567 of file rdoq_cabac.c.

References est_exp_golomb_encode_eq_prob().

Referenced by est_writeRunLevel_CABAC().

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int est_write_and_store_CBP_block_bit	(	Macroblock *	currMB,
		int	type
	)

estimate CABAC CBP bits

Definition at line 267 of file rdoq_cabac.c.

References pix_pos::available, macroblock::cbp_bits, macroblock::cbp_bits_8x8, storable_picture::chroma_format_idc, get4x4Neighbour(), ImageParameters::is_v_block, pix_pos::mb_addr, ImageParameters::mb_data, ImageParameters::mb_size, macroblock::mb_type, ImageParameters::subblock_x, ImageParameters::subblock_y, pix_pos::x, pix_pos::y, and YUV444.

Referenced by rdoq_4x4_CABAC(), rdoq_ac4x4_CABAC(), rdoq_dc_CABAC(), and rdoq_dc_cr_CABAC().

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void est_writeRunLevel_CABAC	(	levelDataStruct	levelData[],
		int	levelTabMin[],
		int	type,
		double	lambda,
		int	kStart,
		int	kStop,
		int	noCoeff,
		int	estCBP
	)

Rate distortion optimized trellis quantization.

Definition at line 403 of file rdoq_cabac.c.

References est_unary_exp_golomb_level_encode().

Referenced by rdoq_4x4_CABAC(), rdoq_8x8_CABAC(), rdoq_ac4x4_CABAC(), rdoq_dc_CABAC(), and rdoq_dc_cr_CABAC().

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void estRunLevel_CABAC	(	Slice *	currSlice,
		Macroblock *	currMB,
		int	context
	)

estimate bit cost for CBP, significant map and significant coefficients

Definition at line 138 of file rdoq_cabac.c.

References datapartition::ee_cabac, est_CBP_block_bit(), est_significance_map(), est_significant_coefficients(), and Slice::partArr.

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void init_rdoq_slice	(	int	slice_type,
		int	symbol_mode
	)

Initialize the parameters related to RDO_Q in slice level.

Definition at line 139 of file rdoq.c.

Referenced by init_slice().

int init_trellis_data_4x4_CABAC	(	int **	tblock,
		int	block_x,
		int	qp_per,
		int	qp_rem,
		int **	levelscale,
		int **	leveloffset,
		const byte *	p_scan,
		Macroblock *	currMB,
		levelDataStruct *	dataLevel,
		int *	kStart,
		int *	kStop,
		int	type
	)

Initialize levelData.

Definition at line 606 of file rdoq_cabac.c.

Referenced by rdoq_4x4_CABAC(), and rdoq_ac4x4_CABAC().

void init_trellis_data_4x4_CAVLC	(	int **	tblock,
		int	block_x,
		int	qp_per,
		int	qp_rem,
		int **	levelscale,
		int **	leveloffset,
		const byte *	p_scan,
		Macroblock *	currMB,
		levelDataStruct *	dataLevel,
		int	type
	)

Initialize levelData.

Definition at line 485 of file rdoq_cavlc.c.

Referenced by rdoq_4x4_CAVLC(), and rdoq_ac4x4_CAVLC().

void init_trellis_data_8x8_CAVLC	(	int **	tblock,
		int	block_x,
		int	qp_per,
		int	qp_rem,
		int **	levelscale,
		int **	leveloffset,
		const byte *	p_scan,
		Macroblock *	currMB,
		levelDataStruct	levelData[4][16]
	)

Initialize levelData.

Definition at line 645 of file rdoq_cavlc.c.

Referenced by rdoq_8x8_CAVLC().

int init_trellis_data_DC_CABAC	(	int **	tblock,
		int	qp_per,
		int	qp_rem,
		int	levelscale,
		int	leveloffset,
		const byte *	p_scan,
		Macroblock *	currMB,
		levelDataStruct *	dataLevel,
		int *	kStart,
		int *	kStop
	)

Initialize levelData for Luma DC.

Definition at line 772 of file rdoq_cabac.c.

Referenced by rdoq_dc_CABAC().

void init_trellis_data_DC_CAVLC	(	int **	tblock,
		int	qp_per,
		int	qp_rem,
		int	levelscale,
		int	leveloffset,
		const byte *	p_scan,
		Macroblock *	currMB,
		levelDataStruct *	dataLevel,
		int	type
	)

Initialize levelData for Luma DC.

Definition at line 567 of file rdoq_cavlc.c.

Referenced by rdoq_dc_CAVLC().

int init_trellis_data_DC_cr_CABAC	(	int **	tblock,
		int	qp_per,
		int	qp_rem,
		int	levelscale,
		int	leveloffset,
		const byte *	p_scan,
		Macroblock *	currMB,
		levelDataStruct *	dataLevel,
		int *	kStart,
		int *	kStop
	)

Initialize levelData for Chroma DC.

Definition at line 232 of file rdoq.c.

References ImageParameters::num_cdc_coeff.

Referenced by rdoq_dc_cr_CABAC().

int init_trellis_data_DC_cr_CAVLC	(	int **	tblock,
		int	qp_per,
		int	qp_rem,
		int	levelscale,
		int	leveloffset,
		const byte *	p_scan,
		Macroblock *	currMB,
		levelDataStruct *	dataLevel
	)

Initialize levelData for Chroma DC.

Definition at line 152 of file rdoq.c.

References ImageParameters::num_cdc_coeff.

Referenced by rdoq_dc_cr_CAVLC().