180 static void jpc_mqenc_setbits(jpc_mqenc_t *mqenc);
190     jpc_mqenc_t *mqenc;  in jpc_mqenc_create()  local
193     if (!(mqenc = jas_malloc(sizeof(jpc_mqenc_t)))) {  in jpc_mqenc_create()
196     mqenc->out = out;  in jpc_mqenc_create()
197     mqenc->maxctxs = maxctxs;  in jpc_mqenc_create()
200     if (!(mqenc->ctxs = jas_alloc2(mqenc->maxctxs, sizeof(jpc_mqstate_t *)))) {  in jpc_mqenc_create()
205     mqenc->curctx = mqenc->ctxs;  in jpc_mqenc_create()
207     jpc_mqenc_init(mqenc);  in jpc_mqenc_create()
210     jpc_mqenc_setctxs(mqenc, 0, 0);  in jpc_mqenc_create()
212     return mqenc;  in jpc_mqenc_create()
215     if (mqenc) {  in jpc_mqenc_create()
216         jpc_mqenc_destroy(mqenc);  in jpc_mqenc_create()
223 void jpc_mqenc_destroy(jpc_mqenc_t *mqenc)  in jpc_mqenc_destroy()  argument
225     if (mqenc->ctxs) {  in jpc_mqenc_destroy()
226         jas_free(mqenc->ctxs);  in jpc_mqenc_destroy()
228     jas_free(mqenc);  in jpc_mqenc_destroy()
237 void jpc_mqenc_init(jpc_mqenc_t *mqenc)  in jpc_mqenc_init()  argument
239     mqenc->areg = 0x8000;  in jpc_mqenc_init()
240     mqenc->outbuf = -1;  in jpc_mqenc_init()
241     mqenc->creg = 0;  in jpc_mqenc_init()
242     mqenc->ctreg = 12;  in jpc_mqenc_init()
243     mqenc->lastbyte = -1;  in jpc_mqenc_init()
244     mqenc->err = 0;  in jpc_mqenc_init()
249 void jpc_mqenc_setctxs(jpc_mqenc_t *mqenc, int numctxs, jpc_mqctx_t *ctxs)  in jpc_mqenc_setctxs()  argument
254     ctx = mqenc->ctxs;  in jpc_mqenc_setctxs()
255     n = JAS_MIN(mqenc->maxctxs, numctxs);  in jpc_mqenc_setctxs()
261     n = mqenc->maxctxs - numctxs;  in jpc_mqenc_setctxs()
271 void jpc_mqenc_getstate(jpc_mqenc_t *mqenc, jpc_mqencstate_t *state)  in jpc_mqenc_getstate()  argument
273     state->areg = mqenc->areg;  in jpc_mqenc_getstate()
274     state->creg = mqenc->creg;  in jpc_mqenc_getstate()
275     state->ctreg = mqenc->ctreg;  in jpc_mqenc_getstate()
276     state->lastbyte = mqenc->lastbyte;  in jpc_mqenc_getstate()
285 int jpc_mqenc_putbit_func(jpc_mqenc_t *mqenc, int bit)  in jpc_mqenc_putbit_func()  argument
288     JAS_DBGLOG(100, ("jpc_mqenc_putbit(%p, %d)\n", mqenc, bit));  in jpc_mqenc_putbit_func()
289     JPC_MQENC_CALL(100, jpc_mqenc_dump(mqenc, stderr));  in jpc_mqenc_putbit_func()
291     state = *(mqenc->curctx);  in jpc_mqenc_putbit_func()
295         mqenc->areg -= state->qeval;  in jpc_mqenc_putbit_func()
296         if (!(mqenc->areg & 0x8000)) {  in jpc_mqenc_putbit_func()
297             jpc_mqenc_codemps2(mqenc);  in jpc_mqenc_putbit_func()
299             mqenc->creg += state->qeval;  in jpc_mqenc_putbit_func()
303         jpc_mqenc_codelps2(mqenc->areg, mqenc->creg, mqenc->ctreg, mqenc->curctx, mqenc);  in jpc_mqenc_putbit_func()
306     return jpc_mqenc_error(mqenc) ? (-1) : 0;  in jpc_mqenc_putbit_func()
309 int jpc_mqenc_codemps2(jpc_mqenc_t *mqenc)  in jpc_mqenc_codemps2()  argument
315     jpc_mqstate_t *state = *(mqenc->curctx);  in jpc_mqenc_codemps2()
316     if (mqenc->areg < state->qeval) {  in jpc_mqenc_codemps2()
317         mqenc->areg = state->qeval;  in jpc_mqenc_codemps2()
319         mqenc->creg += state->qeval;  in jpc_mqenc_codemps2()
321     *mqenc->curctx = state->nmps;  in jpc_mqenc_codemps2()
322     jpc_mqenc_renorme(mqenc->areg, mqenc->creg, mqenc->ctreg, mqenc);  in jpc_mqenc_codemps2()
323     return jpc_mqenc_error(mqenc) ? (-1) : 0;  in jpc_mqenc_codemps2()
326 int jpc_mqenc_codelps(jpc_mqenc_t *mqenc)  in jpc_mqenc_codelps()  argument
328     jpc_mqenc_codelps2(mqenc->areg, mqenc->creg, mqenc->ctreg, mqenc->curctx, mqenc);  in jpc_mqenc_codelps()
329     return jpc_mqenc_error(mqenc) ? (-1) : 0;  in jpc_mqenc_codelps()
338 int jpc_mqenc_flush(jpc_mqenc_t *mqenc, int termmode)  in jpc_mqenc_flush()  argument
344         k = 11 - mqenc->ctreg + 1;  in jpc_mqenc_flush()
346             mqenc->creg <<= mqenc->ctreg;  in jpc_mqenc_flush()
347             mqenc->ctreg = 0;  in jpc_mqenc_flush()
348             jpc_mqenc_byteout(mqenc->areg, mqenc->creg, mqenc->ctreg,  in jpc_mqenc_flush()
349               mqenc);  in jpc_mqenc_flush()
350             k -= mqenc->ctreg;  in jpc_mqenc_flush()
352         if (mqenc->outbuf != 0xff) {  in jpc_mqenc_flush()
353             jpc_mqenc_byteout(mqenc->areg, mqenc->creg, mqenc->ctreg, mqenc);  in jpc_mqenc_flush()
357         jpc_mqenc_setbits(mqenc);  in jpc_mqenc_flush()
358         mqenc->creg <<= mqenc->ctreg;  in jpc_mqenc_flush()
359         jpc_mqenc_byteout(mqenc->areg, mqenc->creg, mqenc->ctreg, mqenc);  in jpc_mqenc_flush()
360         mqenc->creg <<= mqenc->ctreg;  in jpc_mqenc_flush()
361         jpc_mqenc_byteout(mqenc->areg, mqenc->creg, mqenc->ctreg, mqenc);  in jpc_mqenc_flush()
362         if (mqenc->outbuf != 0xff) {  in jpc_mqenc_flush()
363             jpc_mqenc_byteout(mqenc->areg, mqenc->creg, mqenc->ctreg, mqenc);  in jpc_mqenc_flush()
373 static void jpc_mqenc_setbits(jpc_mqenc_t *mqenc)  in jpc_mqenc_setbits()  argument
375     uint_fast32_t tmp = mqenc->creg + mqenc->areg;  in jpc_mqenc_setbits()
376     mqenc->creg |= 0xffff;  in jpc_mqenc_setbits()
377     if (mqenc->creg >= tmp) {  in jpc_mqenc_setbits()
378         mqenc->creg -= 0x8000;  in jpc_mqenc_setbits()
384 int jpc_mqenc_dump(jpc_mqenc_t *mqenc, FILE *out)  in jpc_mqenc_dump()  argument
387       (unsigned)mqenc->areg, (unsigned)mqenc->creg, (int)mqenc->ctreg);  in jpc_mqenc_dump()
389       (int)(*mqenc->curctx - jpc_mqstates), (int)(*mqenc->curctx)->mps,  in jpc_mqenc_dump()
390       (int)(*mqenc->curctx)->qeval);  in jpc_mqenc_dump()