102        const jpc_mqstate_t **curctx;
 
  105        const jpc_mqstate_t **ctxs;
 
  126jpc_mqdec_t *jpc_mqdec_create(
unsigned maxctxs, 
jas_stream_t *in);
 
  129void jpc_mqdec_destroy(jpc_mqdec_t *dec);
 
  136void jpc_mqdec_setinput(jpc_mqdec_t *dec, 
jas_stream_t *in);
 
  139void jpc_mqdec_init(jpc_mqdec_t *dec);
 
  146static inline void jpc_mqdec_setcurctx(jpc_mqdec_t *dec, 
unsigned ctxno)
 
  148        dec->curctx = &dec->ctxs[ctxno];
 
  152void jpc_mqdec_setctxs(
const jpc_mqdec_t *dec, 
unsigned numctxs, 
const jpc_mqctx_t *ctxs);
 
  160#define jpc_mqdec_getbit(dec) \ 
  161        jpc_mqdec_getbit_macro(dec) 
  163#define jpc_mqdec_getbit(dec) \ 
  164        jpc_mqdec_getbit_func(dec) 
  169#define jpc_mqdec_getbitnoskew(dec) \ 
  170        jpc_mqdec_getbit_macro(dec) 
  172#define jpc_mqdec_getbitnoskew(dec) \ 
  173        jpc_mqdec_getbit_func(dec) 
  181void jpc_mqdec_dump(
const jpc_mqdec_t *dec);
 
  189bool jpc_mqdec_mpsexchrenormd(jpc_mqdec_t *dec);
 
  190bool jpc_mqdec_lpsexchrenormd(jpc_mqdec_t *dec);
 
  193static bool jpc_mqdec_getbit_macro(jpc_mqdec_t *dec)
 
  195        const jpc_mqstate_t *
const state = *dec->curctx;
 
  197        dec->areg -= state->qeval;
 
  199        if (dec->creg >= (uint_least32_t)state->qeval << 16) {
 
  200                dec->creg -= (uint_least32_t)state->qeval << 16;
 
  201                return dec->areg & 0x8000
 
  203                        : jpc_mqdec_mpsexchrenormd(dec);
 
  205                return jpc_mqdec_lpsexchrenormd(dec);
 
  210static bool jpc_mqdec_mpsexchange(uint_least32_t areg, uint_least32_t delta, 
const jpc_mqstate_t **curctx)
 
  213                const jpc_mqstate_t *state = *curctx;
 
  215                *curctx = state->nlps;
 
  218                const jpc_mqstate_t *state = *curctx;
 
  220                *curctx = state->nmps;
 
  226static bool jpc_mqdec_lpsexchange(uint_least32_t *areg_p, uint_least32_t delta, 
const jpc_mqstate_t **curctx)
 
  228        if (*areg_p >= delta) {
 
  229                const jpc_mqstate_t *state = *curctx;
 
  231                *curctx = state->nlps;
 
  234                const jpc_mqstate_t *state = *curctx;
 
  236                *curctx = state->nmps;
 
  241bool jpc_mqdec_getbit_func(jpc_mqdec_t *dec);
 
I/O stream object.
Definition jas_stream.h:206