mqc.h File Reference

MQ-coder. More...

#include <stdint.h>

Go to the source code of this file.

Classes
struct	MqcState

Macros
#define	MQC_CX_UNI   17
#define	MQC_CX_RL   18

Typedefs
typedef struct MqcState	MqcState

Functions
void	ff_mqc_initenc (MqcState *mqc, uint8_t *bp)
	initialize the encoder
void	ff_mqc_encode (MqcState *mqc, uint8_t *cxstate, int d)
	code bit d with context cx
int	ff_mqc_length (MqcState *mqc)
	number of encoded bytes
int	ff_mqc_flush (MqcState *mqc)
	flush the encoder [returns number of bytes encoded]
int	ff_mqc_flush_to (MqcState *mqc, uint8_t *dst, int *dst_len)
void	ff_mqc_initdec (MqcState *mqc, uint8_t *bp, int raw, int reset)
	Initialize MQ-decoder. More...
int	ff_mqc_decode (MqcState *mqc, uint8_t *cxstate)
	MQ decoder. More...
void	ff_mqc_init_context_tables (void)
	MQ-coder Initialize context tables (QE, NLPS, NMPS)
void	ff_mqc_init_contexts (MqcState *mqc)
	MQ-coder context initialisations. More...

Variables
uint16_t	ff_mqc_qe [2 *47]
uint8_t	ff_mqc_nlps [2 *47]
uint8_t	ff_mqc_nmps [2 *47]

Detailed Description

MQ-coder.

Author

Kamil Nowosad

Function Documentation

ff_mqc_decode()

int ff_mqc_decode	(	MqcState *	mqc,
		uint8_t *	cxstate
	)

MQ decoder.

Parameters

mqc	MQ decoder state
cxstate	Context

Returns

Decision (0 to 1)

ff_mqc_init_contexts()

void ff_mqc_init_contexts

(

MqcState *

mqc

)

MQ-coder context initialisations.

Parameters

mqc	MQ-coder context

ff_mqc_initdec()

void ff_mqc_initdec	(	MqcState *	mqc,
		uint8_t *	bp,
		int	raw,
		int	reset
	)

Initialize MQ-decoder.

Parameters

mqc	MQ decoder state
bp	byte pointer
raw	raw mode
reset	reset states