quant4x4.h File Reference

Quantization process header file. More...

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Functions

void init_quant_4x4 (InputParameters *params, ImageParameters *img, Slice *currSlice)

int quant_4x4_normal (int **tblock, int block_y, int block_x, int qp, int *ACLevel, int *ACRun, int **fadjust4x4, int **levelscale, int **invlevelscale, int **leveloffset, int *coeff_cost, const byte(*pos_scan)[2], const byte *c_cost, int is_calvc)

int quant_4x4_around (int **tblock, int block_y, int block_x, int qp, int *ACLevel, int *ACRun, int **fadjust4x4, int **levelscale, int **invlevelscale, int **leveloffset, int *coeff_cost, const byte(*pos_scan)[2], const byte *c_cost, int is_calvc)

int quant_4x4_trellis (int **tblock, int block_y, int block_x, int qp, int *ACLevel, int *ACRun, int **fadjust4x4, int **levelscale, int **invlevelscale, int **leveloffset, int *coeff_cost, const byte(*pos_scan)[2], const byte *c_cost, int is_calvc)

int quant_dc4x4_normal (int **tblock, int qp, int *DCLevel, int *DCRun, int levelscale, int invlevelscale, int leveloffset, const byte(*pos_scan)[2], int is_calvc)

int quant_dc4x4_around (int **tblock, int qp, int *DCLevel, int *DCRun, int levelscale, int invlevelscale, int leveloffset, const byte(*pos_scan)[2], int is_calvc)

int quant_dc4x4_trellis (int **tblock, int qp, int *DCLevel, int *DCRun, int levelscale, int invlevelscale, int leveloffset, const byte(*pos_scan)[2], int is_calvc)

int quant_ac4x4_normal (int **tblock, int block_y, int block_x, int qp, int *ACLevel, int *ACRun, int **fadjust4x4, int **levelscale, int **invlevelscale, int **leveloffset, int *coeff_cost, const byte(*pos_scan)[2], const byte *c_cost, int type, int is_calvc)

int quant_ac4x4_around (int **tblock, int block_y, int block_x, int qp, int *ACLevel, int *ACRun, int **fadjust4x4, int **levelscale, int **invlevelscale, int **leveloffset, int *coeff_cost, const byte(*pos_scan)[2], const byte *c_cost, int type, int is_calvc)

int quant_ac4x4_trellis (int **tblock, int block_y, int block_x, int qp, int *ACLevel, int *ACRun, int **fadjust4x4, int **levelscale, int **invlevelscale, int **leveloffset, int *coeff_cost, const byte(*pos_scan)[2], const byte *c_cost, int type, int is_calvc)

void rdoq_4x4_CAVLC (int **tblock, int block_y, int block_x, int qp_per, int qp_rem, int **levelscale, int **leveloffset, const byte(*pos_scan)[2], int levelTrellis[16])

void rdoq_4x4_CABAC (int **tblock, int block_y, int block_x, int qp_per, int qp_rem, int **levelscale, int **leveloffset, const byte(*pos_scan)[2], int levelTrellis[16])

void rdoq_dc_CAVLC (int **tblock, int qp_per, int qp_rem, int levelscale, int leveloffset, const byte(*pos_scan)[2], int levelTrellis[16], int type)

void rdoq_dc_CABAC (int **tblock, int qp_per, int qp_rem, int levelscale, int leveloffset, const byte(*pos_scan)[2], int levelTrellis[16], int type)

void rdoq_ac4x4_CAVLC (int **tblock, int block_y, int block_x, int qp_per, int qp_rem, int **levelscale, int **leveloffset, const byte(*pos_scan)[2], int levelTrellis[16], int type)

void rdoq_ac4x4_CABAC (int **tblock, int block_y, int block_x, int qp_per, int qp_rem, int **levelscale, int **leveloffset, const byte(*pos_scan)[2], int levelTrellis[16], int type)

Variables

int(* quant_4x4 )(int **tblock, int block_y, int block_x, int qp, int *ACLevel, int *ACRun, int **fadjust4x4, int **levelscale, int **invlevelscale, int **leveloffset, int *coeff_cost, const byte(*pos_scan)[2], const byte *c_cost, int is_calvc)

int(* quant_dc4x4 )(int **tblock, int qp, int *DCLevel, int *DCRun, int levelscale, int invlevelscale, int leveloffset, const byte(*pos_scan)[2], int is_calvc)

int(* quant_ac4x4 )(int **tblock, int block_y, int block_x, int qp, int *ACLevel, int *ACRun, int **fadjust4x4, int **levelscale, int **invlevelscale, int **leveloffset, int *coeff_cost, const byte(*pos_scan)[2], const byte *c_cost, int type, int is_calvc)

void(* rdoq_4x4 )(int **tblock, int block_y, int block_x, int qp_per, int qp_rem, int **levelscale, int **leveloffset, const byte(*pos_scan)[2], int levelTrellis[16])

void(* rdoq_dc )(int **tblock, int qp_per, int qp_rem, int levelscale, int leveloffset, const byte(*pos_scan)[2], int levelTrellis[16], int type)

void(* rdoq_ac4x4 )(int **tblock, int block_y, int block_x, int qp_per, int qp_rem, int **levelscale, int **leveloffset, const byte(*pos_scan)[2], int levelTrellis[16], int type)

Detailed Description

Quantization process header file.

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

Definition in file quant4x4.h.

Function Documentation

void init_quant_4x4	(	InputParameters *	params,
		ImageParameters *	img,
		Slice *	currSlice
	)

Quantization initialization function.

Definition at line 27 of file quant4x4.c.

References ImageParameters::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(), InputParameters::RDOQ_DC, rdoq_dc_CABAC(), rdoq_dc_CAVLC(), Slice::symbol_mode, and InputParameters::UseRDOQuant.

Referenced by encode_one_slice(), and encode_one_slice_MBAFF().

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int quant_4x4_around	(	int **	tblock,
		int	block_y,
		int	block_x,
		int	qp,
		int *	ACLevel,
		int *	ACRun,
		int **	fadjust4x4,
		int **	levelscale,
		int **	invlevelscale,
		int **	leveloffset,
		int *	coeff_cost,
		const byte(*)	pos_scan[2],
		const byte *	c_cost,
		int	is_cavlc
	)

Quantization process for All coefficients for a 4x4 block.

Input:

Output:

Definition at line 44 of file quant4x4_around.c.

References MAX_VALUE, and quant_4x4_around().

Referenced by init_quant_4x4(), and quant_4x4_around().

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int quant_4x4_normal	(	int **	tblock,
		int	block_y,
		int	block_x,
		int	qp,
		int *	ACLevel,
		int *	ACRun,
		int **	fadjust4x4,
		int **	levelscale,
		int **	invlevelscale,
		int **	leveloffset,
		int *	coeff_cost,
		const byte(*)	pos_scan[2],
		const byte *	c_cost,
		int	is_cavlc
	)

Quantization process for All coefficients for a 4x4 block.

Input:

Output:

Definition at line 43 of file quant4x4_normal.c.

References MAX_VALUE, and quant_4x4_normal().

Referenced by init_quant_4x4(), and quant_4x4_normal().

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int quant_4x4_trellis	(	int **	tblock,
		int	block_y,
		int	block_x,
		int	qp,
		int *	ACLevel,
		int *	ACRun,
		int **	fadjust4x4,
		int **	levelscale,
		int **	invlevelscale,
		int **	leveloffset,
		int *	coeff_cost,
		const byte(*)	pos_scan[2],
		const byte *	c_cost,
		int	is_cavlc
	)

Quantization process for All coefficients for a 4x4 block.

Input:

Output:

Definition at line 45 of file quant4x4_trellis.c.

References MAX_VALUE.

Referenced by init_quant_4x4().

int quant_ac4x4_trellis	(	int **	tblock,
		int	block_y,
		int	block_x,
		int	qp,
		int *	ACLevel,
		int *	ACRun,
		int **	fadjust4x4,
		int **	levelscale,
		int **	invlevelscale,
		int **	leveloffset,
		int *	coeff_cost,
		const byte(*)	pos_scan[2],
		const byte *	c_cost,
		int	type,
		int	is_calvc
	)

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

Input:

Output:

Definition at line 190 of file quant4x4_trellis.c.

References MAX_VALUE.

Referenced by init_quant_4x4(), and init_quant_Chroma().

int quant_dc4x4_around	(	int **	tblock,
		int	qp,
		int *	DCLevel,
		int *	DCRun,
		int	levelscale,
		int	invlevelscale,
		int	leveloffset,
		const byte(*)	pos_scan[2],
		int	is_calvc
	)

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

Input:

Output:

Definition at line 198 of file quant4x4_around.c.

References quant_dc4x4_around().

Referenced by quant_dc4x4_around().

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int quant_dc4x4_normal	(	int **	tblock,
		int	qp,
		int *	DCLevel,
		int *	DCRun,
		int	levelscale,
		int	invlevelscale,
		int	leveloffset,
		const byte(*)	pos_scan[2],
		int	is_calvc
	)

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

Input:

Output:

Definition at line 185 of file quant4x4_normal.c.

References quant_dc4x4_normal().

Referenced by init_quant_4x4(), and quant_dc4x4_normal().

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int quant_dc4x4_trellis	(	int **	tblock,
		int	qp,
		int *	DCLevel,
		int *	DCRun,
		int	levelscale,
		int	invlevelscale,
		int	leveloffset,
		const byte(*)	pos_scan[2],
		int	is_calvc
	)

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

Input:

Output:

Definition at line 335 of file quant4x4_trellis.c.

Referenced by init_quant_4x4().


Functions
void	init_quant_4x4 (InputParameters params, ImageParameters img, Slice *currSlice)
int	quant_4x4_normal (int *tblock, int block_y, int block_x, int qp, int ACLevel, int ACRun, int fadjust4x4, int levelscale, int invlevelscale, int leveloffset, int coeff_cost, const byte(pos_scan)[2], const byte c_cost, int is_calvc)
int	quant_4x4_around (int *tblock, int block_y, int block_x, int qp, int ACLevel, int ACRun, int fadjust4x4, int levelscale, int invlevelscale, int leveloffset, int coeff_cost, const byte(pos_scan)[2], const byte c_cost, int is_calvc)
int	quant_4x4_trellis (int *tblock, int block_y, int block_x, int qp, int ACLevel, int ACRun, int fadjust4x4, int levelscale, int invlevelscale, int leveloffset, int coeff_cost, const byte(pos_scan)[2], const byte c_cost, int is_calvc)
int	quant_dc4x4_normal (int *tblock, int qp, int DCLevel, int DCRun, int levelscale, int invlevelscale, int leveloffset, const byte(pos_scan)[2], int is_calvc)
int	quant_dc4x4_around (int *tblock, int qp, int DCLevel, int DCRun, int levelscale, int invlevelscale, int leveloffset, const byte(pos_scan)[2], int is_calvc)
int	quant_dc4x4_trellis (int *tblock, int qp, int DCLevel, int DCRun, int levelscale, int invlevelscale, int leveloffset, const byte(pos_scan)[2], int is_calvc)
int	quant_ac4x4_normal (int *tblock, int block_y, int block_x, int qp, int ACLevel, int ACRun, int fadjust4x4, int levelscale, int invlevelscale, int leveloffset, int coeff_cost, const byte(pos_scan)[2], const byte c_cost, int type, int is_calvc)
int	quant_ac4x4_around (int *tblock, int block_y, int block_x, int qp, int ACLevel, int ACRun, int fadjust4x4, int levelscale, int invlevelscale, int leveloffset, int coeff_cost, const byte(pos_scan)[2], const byte c_cost, int type, int is_calvc)
int	quant_ac4x4_trellis (int *tblock, int block_y, int block_x, int qp, int ACLevel, int ACRun, int fadjust4x4, int levelscale, int invlevelscale, int leveloffset, int coeff_cost, const byte(pos_scan)[2], const byte c_cost, int type, int is_calvc)
void	rdoq_4x4_CAVLC (int tblock, int block_y, int block_x, int qp_per, int qp_rem, int levelscale, int *leveloffset, const byte(pos_scan)[2], int levelTrellis[16])
void	rdoq_4x4_CABAC (int tblock, int block_y, int block_x, int qp_per, int qp_rem, int levelscale, int *leveloffset, const byte(pos_scan)[2], int levelTrellis[16])
void	rdoq_dc_CAVLC (int *tblock, int qp_per, int qp_rem, int levelscale, int leveloffset, const byte(pos_scan)[2], int levelTrellis[16], int type)
void	rdoq_dc_CABAC (int *tblock, int qp_per, int qp_rem, int levelscale, int leveloffset, const byte(pos_scan)[2], int levelTrellis[16], int type)
void	rdoq_ac4x4_CAVLC (int tblock, int block_y, int block_x, int qp_per, int qp_rem, int levelscale, int *leveloffset, const byte(pos_scan)[2], int levelTrellis[16], int type)
void	rdoq_ac4x4_CABAC (int tblock, int block_y, int block_x, int qp_per, int qp_rem, int levelscale, int *leveloffset, const byte(pos_scan)[2], int levelTrellis[16], int type)
Variables
int(*	quant_4x4 )(int *tblock, int block_y, int block_x, int qp, int ACLevel, int ACRun, int fadjust4x4, int levelscale, int invlevelscale, int leveloffset, int coeff_cost, const byte(pos_scan)[2], const byte c_cost, int is_calvc)
int(*	quant_dc4x4 )(int *tblock, int qp, int DCLevel, int DCRun, int levelscale, int invlevelscale, int leveloffset, const byte(pos_scan)[2], int is_calvc)
int(*	quant_ac4x4 )(int *tblock, int block_y, int block_x, int qp, int ACLevel, int ACRun, int fadjust4x4, int levelscale, int invlevelscale, int leveloffset, int coeff_cost, const byte(pos_scan)[2], const byte c_cost, int type, int is_calvc)
void(*	rdoq_4x4 )(int tblock, int block_y, int block_x, int qp_per, int qp_rem, int levelscale, int *leveloffset, const byte(pos_scan)[2], int levelTrellis[16])
void(*	rdoq_dc )(int *tblock, int qp_per, int qp_rem, int levelscale, int leveloffset, const byte(pos_scan)[2], int levelTrellis[16], int type)
void(*	rdoq_ac4x4 )(int tblock, int block_y, int block_x, int qp_per, int qp_rem, int levelscale, int *leveloffset, const byte(pos_scan)[2], int levelTrellis[16], int type)