quant4x4.h File Reference

Quantization process header file. More...

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Functions
void	init_quant_4x4 (Slice *currSlice)
int	quant_4x4_normal (Macroblock *currMB, int **tblock, struct quant_methods *q_method)
int	quant_4x4_around (Macroblock *currMB, int **tblock, struct quant_methods *q_method)
int	quant_4x4_trellis (Macroblock *currMB, int **tblock, struct quant_methods *q_method)
int	quant_dc4x4_normal (Macroblock *currMB, int **tblock, int qp, int *DCLevel, int *DCRun, LevelQuantParams *q_params_4x4, const byte(*pos_scan)[2])
int	quant_dc4x4_around (Macroblock *currMB, int **tblock, int qp, int *DCLevel, int *DCRun, LevelQuantParams *q_params_4x4, const byte(*pos_scan)[2])
int	quant_dc4x4_trellis (Macroblock *currMB, int **tblock, int qp, int *DCLevel, int *DCRun, LevelQuantParams *q_params_4x4, const byte(*pos_scan)[2])
int	quant_ac4x4_normal (Macroblock *currMB, int **tblock, struct quant_methods *q_method, int type)
int	quant_ac4x4_around (Macroblock *currMB, int **tblock, struct quant_methods *q_method, int type)
int	quant_ac4x4_trellis (Macroblock *currMB, int **tblock, struct quant_methods *q_method, int type)
void	rdoq_4x4_CAVLC (Macroblock *currMB, int **tblock, struct quant_methods *q_method, int levelTrellis[16])
void	rdoq_4x4_CABAC (Macroblock *currMB, int **tblock, struct quant_methods *q_method, int levelTrellis[16])
void	rdoq_dc_CAVLC (Macroblock *currMB, int **tblock, int qp_per, int qp_rem, LevelQuantParams *q_params_4x4, const byte(*pos_scan)[2], int levelTrellis[16], int type)
void	rdoq_dc_CABAC (Macroblock *currMB, int **tblock, int qp_per, int qp_rem, LevelQuantParams *q_params_4x4, const byte(*pos_scan)[2], int levelTrellis[16], int type)
void	rdoq_ac4x4_CAVLC (Macroblock *currMB, int **tblock, struct quant_methods *q_method, int levelTrellis[16], int type)
void	rdoq_ac4x4_CABAC (Macroblock *currMB, int **tblock, struct quant_methods *q_method, int levelTrellis[16], int type)

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Detailed Description

Quantization process header file.

Author:

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

Definition in file quant4x4.h.

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Function Documentation

void init_quant_4x4

(

Slice *

currSlice

)

Quantization initialization function.

Definition at line 27 of file quant4x4.c.

References img_par::AdaptiveRounding, quant_4x4_around(), quant_4x4_normal(), quant_4x4_trellis(), quant_ac4x4_trellis(), quant_dc4x4_normal(), quant_dc4x4_trellis(), rdoq_4x4_CABAC(), rdoq_4x4_CAVLC(), rdoq_ac4x4_CABAC(), rdoq_ac4x4_CAVLC(), rdoq_dc_CABAC(), and rdoq_dc_CAVLC().

Referenced by encode_one_slice(), and encode_one_slice_MBAFF().

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int quant_4x4_around	(	Macroblock *	currMB,
		int **	tblock,
		struct quant_methods *	q_method
	)

Quantization process for All coefficients for a 4x4 block.

Definition at line 40 of file quant4x4_around.c.

References MAX_VALUE, macroblock::p_Img, and macroblock::p_slice.

Referenced by init_quant_4x4().

int quant_4x4_normal	(	Macroblock *	currMB,
		int **	tblock,
		struct quant_methods *	q_method
	)

Quantization process for All coefficients for a 4x4 block.

Definition at line 39 of file quant4x4_normal.c.

References MAX_VALUE, macroblock::p_Img, and macroblock::p_slice.

Referenced by init_quant_4x4().

int quant_4x4_trellis	(	Macroblock *	currMB,
		int **	tblock,
		struct quant_methods *	q_method
	)

Quantization process for All coefficients for a 4x4 block.

Definition at line 41 of file quant4x4_trellis.c.

References MAX_VALUE, macroblock::p_Img, and macroblock::p_slice.

Referenced by init_quant_4x4().

int quant_ac4x4_trellis	(	Macroblock *	currMB,
		int **	tblock,
		struct quant_methods *	q_method,
		int	type
	)

Quantization process for All coefficients for a 4x4 block (LUMA_16AC or CHROMA_AC).

Definition at line 208 of file quant4x4_trellis.c.

References MAX_VALUE, macroblock::p_Img, and macroblock::p_slice.

Referenced by init_quant_4x4(), and init_quant_Chroma().

int quant_dc4x4_around	(	Macroblock *	currMB,
		int **	tblock,
		int	qp,
		int *	DCLevel,
		int *	DCRun,
		LevelQuantParams *	q_params_4x4,
		const byte(*)	pos_scan[2]
	)

Quantization process for All coefficients for a 4x4 DC block.

Definition at line 219 of file quant4x4_around.c.

References macroblock::p_Img, and macroblock::p_slice.

int quant_dc4x4_normal	(	Macroblock *	currMB,
		int **	tblock,
		int	qp,
		int *	DCLevel,
		int *	DCRun,
		LevelQuantParams *	q_params_4x4,
		const byte(*)	pos_scan[2]
	)

Quantization process for All coefficients for a 4x4 DC block.

Definition at line 192 of file quant4x4_normal.c.

References macroblock::p_Img, and macroblock::p_slice.

Referenced by init_quant_4x4().

int quant_dc4x4_trellis	(	Macroblock *	currMB,
		int **	tblock,
		int	qp,
		int *	DCLevel,
		int *	DCRun,
		LevelQuantParams *	q_params_4x4,
		const byte(*)	pos_scan[2]
	)

Quantization process for All coefficients for a 4x4 DC block.

Definition at line 374 of file quant4x4_trellis.c.

References macroblock::p_Img, and macroblock::p_slice.

Referenced by init_quant_4x4().