69 #define MQC_NUMCTXS 19   137 #define opj_mqc_setcurctx(mqc, ctxno)   (mqc)->curctx = &(mqc)->ctxs[(OPJ_UINT32)(ctxno)] OPJ_UINT32 opj_mqc_bypass_get_extra_bytes(opj_mqc_t *mqc, OPJ_BOOL erterm)
Return number of extra bytes to add to opj_mqc_numbytes() for the² size of a non-terminating BYPASS ...
Definition: mqc.c:371
OPJ_UINT32 qeval
the probability of the Least Probable Symbol (0.75->0x8000, 1.5->0xffff) 
Definition: mqc.h:60
OPJ_BYTE * start
pointer to the start of the buffer 
Definition: mqc.h:86
void opj_mqc_restart_init_enc(opj_mqc_t *mqc)
RESTART mode switch (TERMALL) reinitialisation. 
Definition: mqc.c:442
const struct opj_mqc_state * nlps
next state if the next encoded symbol is the LPS 
Definition: mqc.h:66
int OPJ_BOOL
Definition: openjpeg.h:110
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 ...
Definition: mqc.c:546
#define MQC_NUMCTXS
Definition: mqc.h:69
OPJ_UINT32 ct
number of bits already read or free to write 
Definition: mqc.h:80
void opj_mqc_bypass_enc(opj_mqc_t *mqc, OPJ_UINT32 d)
BYPASS mode switch, coding operation. 
Definition: mqc.c:352
unsigned char OPJ_BYTE
Definition: openjpeg.h:117
int32_t OPJ_INT32
Definition: openjpeg.h:125
OPJ_UINT32 c
temporary buffer where bits are coded or decoded 
Definition: mqc.h:76
const opj_mqc_state_t ** curctx
Active context. 
Definition: mqc.h:92
This struct defines the state of a context. 
Definition: mqc.h:58
OPJ_BYTE * bp
pointer to the current position in the buffer 
Definition: mqc.h:84
void opj_mqc_init_dec(opj_mqc_t *mqc, OPJ_BYTE *bp, OPJ_UINT32 len, OPJ_UINT32 extra_writable_bytes)
Initialize the decoder for MQ decoding. 
Definition: mqc.c:507
void opj_mqc_flush(opj_mqc_t *mqc)
Flush the encoder, so that all remaining data is written. 
Definition: mqc.c:315
struct opj_mqc opj_mqc_t
MQ coder. 
#define OPJ_COMMON_CBLK_DATA_EXTRA
Margin for a fake FFFF marker. 
Definition: opj_common.h:39
void opq_mqc_finish_dec(opj_mqc_t *mqc)
Terminate RAW/MQC decoding. 
Definition: mqc.c:540
OPJ_UINT32 end_of_byte_stream_counter
Definition: mqc.h:82
OPJ_UINT32 mps
the Most Probable Symbol (0 or 1) 
Definition: mqc.h:62
void opj_mqc_bypass_init_enc(opj_mqc_t *mqc)
BYPASS mode switch, initialization operation. 
Definition: mqc.c:334
struct opj_mqc_state opj_mqc_state_t
This struct defines the state of a context. 
OPJ_UINT32 a
only used by MQ decoder 
Definition: mqc.h:78
void opj_mqc_segmark_enc(opj_mqc_t *mqc)
SEGMARK mode switch (SEGSYM) 
Definition: mqc.c:478
void opj_mqc_bypass_flush_enc(opj_mqc_t *mqc, OPJ_BOOL erterm)
BYPASS mode switch, flush operation. 
Definition: mqc.c:377
uint32_t OPJ_UINT32
Definition: openjpeg.h:126
void opj_mqc_encode(opj_mqc_t *mqc, OPJ_UINT32 d)
Encode a symbol using the MQ-coder. 
Definition: mqc.c:306
void opj_mqc_init_enc(opj_mqc_t *mqc, OPJ_BYTE *bp)
Initialize the encoder. 
Definition: mqc.c:283
OPJ_BYTE * end
pointer to the end of the buffer 
Definition: mqc.h:88
void opj_mqc_reset_enc(opj_mqc_t *mqc)
RESET mode switch. 
Definition: mqc.c:415
const OPJ_BYTE * lut_ctxno_zc_orient
Definition: mqc.h:94
void opj_mqc_erterm_enc(opj_mqc_t *mqc)
ERTERM mode switch (PTERM) 
Definition: mqc.c:462
OPJ_UINT32 opj_mqc_numbytes(opj_mqc_t *mqc)
Return the number of bytes written/read since initialisation. 
Definition: mqc.c:274
MQ coder. 
Definition: mqc.h:74
void opj_mqc_setstate(opj_mqc_t *mqc, OPJ_UINT32 ctxno, OPJ_UINT32 msb, OPJ_INT32 prob)
Set the state of a particular context. 
Definition: mqc.c:554
const struct opj_mqc_state * nmps
next state if the next encoded symbol is the MPS 
Definition: mqc.h:64
void opj_mqc_raw_init_dec(opj_mqc_t *mqc, OPJ_BYTE *bp, OPJ_UINT32 len, OPJ_UINT32 extra_writable_bytes)
Initialize the decoder for RAW decoding. 
Definition: mqc.c:531