rdopt_coding_state.c File Reference

Storing/restoring coding state for Rate-Distortion optimized mode decision. More...

#include "global.h"
#include "rdopt_coding_state.h"
#include "cabac.h"

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Functions
void	delete_coding_state (CSobj *cs)
CSobj *	create_coding_state (InputParameters *p_Inp)
static void	store_coding_state_nordo (Macroblock *currMB, CSobj *cs)
static void	store_coding_state_cavlc (Macroblock *currMB, CSobj *cs)
static void	store_coding_state_cabac (Macroblock *currMB, CSobj *cs)
static void	reset_coding_state_nordo (Macroblock *currMB, CSobj *cs)
static void	reset_coding_state_cavlc (Macroblock *currMB, CSobj *cs)
static void	reset_coding_state_cabac (Macroblock *currMB, CSobj *cs)
void	init_coding_state_methods (Slice *currSlice)

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Detailed Description

Storing/restoring coding state for Rate-Distortion optimized mode decision.

Author:

Heiko Schwarz

Date:

17. April 2001

Definition in file rdopt_coding_state.c.

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Function Documentation

CSobj* create_coding_state

(

InputParameters *

p_Inp

)

create structure for storing coding state

create structure

Definition at line 54 of file rdopt_coding_state.c.

References create_contexts_MotionInfo(), create_contexts_TextureInfo(), no_mem_exit(), inp_par_enc::partition_mode, and inp_par_enc::symbol_mode.

Referenced by init_rdopt().

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void delete_coding_state

(

CSobj *

cs

)

delete structure for storing coding state

delete structure

Definition at line 29 of file rdopt_coding_state.c.

References delete_contexts_MotionInfo(), and delete_contexts_TextureInfo().

Referenced by clear_rdopt().

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void init_coding_state_methods

(

Slice *

currSlice

)

Select methods given entropy coding type.

Init methods given entropy coding.

Definition at line 259 of file rdopt_coding_state.c.

References reset_coding_state_cabac(), reset_coding_state_cavlc(), reset_coding_state_nordo(), store_coding_state_cabac(), store_coding_state_cavlc(), and store_coding_state_nordo().

Referenced by init_slice().

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static void reset_coding_state_cabac	(	Macroblock *	currMB,
		CSobj *	cs
	)			[static]

restore coding state (for rd-optimized mode decision)

Definition at line 217 of file rdopt_coding_state.c.

References macroblock::mb_type, slice::mot_ctx, macroblock::mvd, macroblock::p_slice, slice::partArr, and slice::tex_ctx.

Referenced by init_coding_state_methods().

static void reset_coding_state_cavlc	(	Macroblock *	currMB,
		CSobj *	cs
	)			[static]

restore coding state (for rd-optimized mode decision)

Definition at line 185 of file rdopt_coding_state.c.

References macroblock::mb_type, macroblock::mvd, macroblock::p_slice, and slice::partArr.

Referenced by init_coding_state_methods().

static void reset_coding_state_nordo	(	Macroblock *	currMB,
		CSobj *	cs
	)			[static]

restore coding state (for non rdo case. basically a dummy function)

Definition at line 175 of file rdopt_coding_state.c.

Referenced by init_coding_state_methods().

static void store_coding_state_cabac	(	Macroblock *	currMB,
		CSobj *	cs
	)			[static]

store cabac coding state (for rd-optimized mode decision)

Definition at line 138 of file rdopt_coding_state.c.

References macroblock::mb_type, slice::mot_ctx, macroblock::mvd, macroblock::p_slice, slice::partArr, and slice::tex_ctx.

Referenced by init_coding_state_methods().

static void store_coding_state_cavlc	(	Macroblock *	currMB,
		CSobj *	cs
	)			[static]

store cavlc coding state (for rd-optimized mode decision)

Definition at line 108 of file rdopt_coding_state.c.

References macroblock::mb_type, macroblock::mvd, macroblock::p_slice, and slice::partArr.

Referenced by init_coding_state_methods().

static void store_coding_state_nordo	(	Macroblock *	currMB,
		CSobj *	cs
	)			[static]

store coding state (for non rdo case. basically a dummy function)

Definition at line 97 of file rdopt_coding_state.c.

Referenced by init_coding_state_methods().