OpenJPEG  2.1.2
Functions | Variables
mqc.c File Reference
#include "opj_includes.h"

Functions

opj_mqc_topj_mqc_create (void)
 
Create a new MQC handle More...
 
void opj_mqc_destroy (opj_mqc_t *mqc)
 
Destroy a previously created MQC handle More...
 
OPJ_UINT32 opj_mqc_numbytes (opj_mqc_t *mqc)
 
Return the number of bytes written/read since initialisation More...
 
void opj_mqc_init_enc (opj_mqc_t *mqc, OPJ_BYTE *bp)
 
Initialize the encoder More...
 
void opj_mqc_encode (opj_mqc_t *mqc, OPJ_UINT32 d)
 
Encode a symbol using the MQ-coder More...
 
void opj_mqc_flush (opj_mqc_t *mqc)
 
Flush the encoder, so that all remaining data is written More...
 
void opj_mqc_bypass_init_enc (opj_mqc_t *mqc)
 
BYPASS mode switch, initialization operation. More...
 
void opj_mqc_bypass_enc (opj_mqc_t *mqc, OPJ_UINT32 d)
 
BYPASS mode switch, coding operation. More...
 
OPJ_UINT32 opj_mqc_bypass_flush_enc (opj_mqc_t *mqc)
 
BYPASS mode switch, flush operation More...
 
void opj_mqc_reset_enc (opj_mqc_t *mqc)
 
RESET mode switch More...
 
OPJ_UINT32 opj_mqc_restart_enc (opj_mqc_t *mqc)
 
RESTART mode switch (TERMALL) More...
 
void opj_mqc_restart_init_enc (opj_mqc_t *mqc)
 
RESTART mode switch (TERMALL) reinitialisation More...
 
void opj_mqc_erterm_enc (opj_mqc_t *mqc)
 
ERTERM mode switch (PTERM) More...
 
void opj_mqc_segmark_enc (opj_mqc_t *mqc)
 
SEGMARK mode switch (SEGSYM) More...
 
OPJ_BOOL opj_mqc_init_dec (opj_mqc_t *mqc, OPJ_BYTE *bp, OPJ_UINT32 len)
 
Initialize the decoder More...
 
OPJ_INT32 opj_mqc_decode (opj_mqc_t *const mqc)
 
Decode a symbol More...
 
void opj_mqc_resetstates (opj_mqc_t *mqc)
 
Reset the states of all the context of the coder/decoder (each context is set to a state where 0 and 1 are more or less equiprobable) More...
 
void opj_mqc_setstate (opj_mqc_t *mqc, OPJ_UINT32 ctxno, OPJ_UINT32 msb, OPJ_INT32 prob)
 
Set the state of a particular context More...
 
Local static functions
static void opj_mqc_byteout (opj_mqc_t *mqc)
 
Output a byte, doing bit-stuffing if necessary. More...
 
static void opj_mqc_renorme (opj_mqc_t *mqc)
 
Renormalize mqc->a and mqc->c while encoding, so that mqc->a stays between 0x8000 and 0x10000 More...
 
static void opj_mqc_codemps (opj_mqc_t *mqc)
 
Encode the most probable symbol More...
 
static void opj_mqc_codelps (opj_mqc_t *mqc)
 
Encode the most least symbol More...
 
static void opj_mqc_setbits (opj_mqc_t *mqc)
 
Fill mqc->c with 1's for flushing More...
 
static INLINE OPJ_INT32 opj_mqc_mpsexchange (opj_mqc_t *const mqc)
 
FIXME DOC More...
 
static INLINE OPJ_INT32 opj_mqc_lpsexchange (opj_mqc_t *const mqc)
 
FIXME DOC More...
 
static INLINE void opj_mqc_bytein (opj_mqc_t *const mqc)
 
Input a byte More...
 
static INLINE void opj_mqc_renormd (opj_mqc_t *const mqc)
 
Renormalize mqc->a and mqc->c while decoding More...
 

Variables

static opj_mqc_state_t mqc_states [47 *2]
 

Variable Documentation

◆ mqc_states

opj_mqc_state_t mqc_states[47 *2]
static