mqc.h File Reference

MQ-coder. More...

#include "avcodec.h"
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Data Structures

struct  MqcState
 

Macros

#define MQC_CX_UNI   17
 
#define MQC_CX_RL   18
 

Functions

void ff_mqc_initenc (MqcState *mqc, uint8_t *bp)
 initialize the encoder More...
 
void ff_mqc_encode (MqcState *mqc, uint8_t *cxstate, int d)
 code bit d with context cx More...
 
int ff_mqc_length (MqcState *mqc)
 number of encoded bytes More...
 
int ff_mqc_flush (MqcState *mqc)
 flush the encoder [returns number of bytes encoded] More...
 
void ff_mqc_initdec (MqcState *mqc, uint8_t *bp)
 initialize the decoder More...
 
int ff_mqc_decode (MqcState *mqc, uint8_t *cxstate)
 returns decoded bit with context cx More...
 
void ff_mqc_init_contexts (MqcState *mqc)
 initialize the contexts 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

Definition in file mqc.h.

Macro Definition Documentation

#define MQC_CX_RL   18

Definition at line 34 of file mqc.h.

Referenced by decode_clnpass(), encode_clnpass(), and ff_mqc_init_contexts().

#define MQC_CX_UNI   17

Definition at line 33 of file mqc.h.

Referenced by decode_clnpass(), encode_clnpass(), and ff_mqc_init_contexts().

Function Documentation

int ff_mqc_decode ( MqcState mqc,
uint8_t cxstate 
)

returns decoded bit with context cx

Definition at line 81 of file mqcdec.c.

Referenced by decode_clnpass(), decode_refpass(), and decode_sigpass().

void ff_mqc_encode ( MqcState mqc,
uint8_t cxstate,
int  d 
)

code bit d with context cx

Definition at line 78 of file mqcenc.c.

Referenced by encode_clnpass(), encode_refpass(), and encode_sigpass().

int ff_mqc_flush ( MqcState mqc)

flush the encoder [returns number of bytes encoded]

Definition at line 109 of file mqcenc.c.

Referenced by encode_cblk().

void ff_mqc_init_contexts ( MqcState mqc)

initialize the contexts

Definition at line 91 of file mqc.c.

Referenced by ff_mqc_initdec(), and ff_mqc_initenc().

void ff_mqc_initdec ( MqcState mqc,
uint8_t bp 
)

initialize the decoder

Definition at line 71 of file mqcdec.c.

Referenced by decode_cblk().

void ff_mqc_initenc ( MqcState mqc,
uint8_t bp 
)

initialize the encoder

Definition at line 68 of file mqcenc.c.

Referenced by encode_cblk().

int ff_mqc_length ( MqcState mqc)

number of encoded bytes

Definition at line 104 of file mqcenc.c.

Referenced by encode_cblk().

Variable Documentation

uint8_t ff_mqc_nlps[2 *47]

Definition at line 88 of file mqc.c.

Referenced by exchange(), ff_mqc_encode(), and ff_mqc_init_contexts().

uint8_t ff_mqc_nmps[2 *47]

Definition at line 89 of file mqc.c.

Referenced by exchange(), ff_mqc_encode(), and ff_mqc_init_contexts().

uint16_t ff_mqc_qe[2 *47]

Definition at line 87 of file mqc.c.

Referenced by exchange(), ff_mqc_decode(), ff_mqc_encode(), and ff_mqc_init_contexts().