remove deprecated v1 style function j2k_read_qcx

This commit is contained in:
Mickael Savinaud 2012-08-09 16:54:01 +00:00
parent 3a63d978dd
commit d416e6c854
1 changed files with 1 additions and 80 deletions

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@ -570,13 +570,7 @@ Write the value concerning the specified component in the marker QCD and QCC
@param compno Number of the component concerned by the information written @param compno Number of the component concerned by the information written
*/ */
static void j2k_write_qcx(opj_j2k_t *j2k, int compno); static void j2k_write_qcx(opj_j2k_t *j2k, int compno);
/**
Read the value concerning the specified component in the marker QCD and QCC
@param j2k J2K handle
@param compno Number of the component concern by the information read
@param len Length of the information in the QCX part of the marker QCD/QCC
*/
static void j2k_read_qcx(opj_j2k_t *j2k, int compno, int len);
/** /**
Write the QCD marker (quantization default) Write the QCD marker (quantization default)
@param j2k J2K handle @param j2k J2K handle
@ -3162,79 +3156,6 @@ static void j2k_write_qcx(opj_j2k_t *j2k, int compno) {
} }
} }
static void j2k_read_qcx(opj_j2k_t *j2k, int compno, int len) {
int tmp;
int bandno, numbands;
opj_cp_t *cp = j2k->cp;
opj_tcp_t *tcp = j2k->state == J2K_STATE_TPH ? &cp->tcps[j2k->curtileno] : j2k->default_tcp;
opj_tccp_t *tccp = &tcp->tccps[compno];
opj_cio_t *cio = j2k->cio;
tmp = cio_read(cio, 1); /* Sqcx */
tccp->qntsty = tmp & 0x1f;
tccp->numgbits = tmp >> 5;
numbands = (tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) ?
1 : ((tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) ? len - 1 : (len - 1) / 2);
#ifdef USE_JPWL
if (j2k->cp->correct) {
/* if JPWL is on, we check whether there are too many subbands */
if ((numbands < 0) || (numbands >= J2K_MAXBANDS)) {
opj_event_msg(j2k->cinfo, JPWL_ASSUME ? EVT_WARNING : EVT_ERROR,
"JPWL: bad number of subbands in Sqcx (%d)\n",
numbands);
if (!JPWL_ASSUME) {
opj_event_msg(j2k->cinfo, EVT_ERROR, "JPWL: giving up\n");
return;
}
/* we try to correct */
numbands = 1;
opj_event_msg(j2k->cinfo, EVT_WARNING, "- trying to adjust them\n"
"- setting number of bands to %d => HYPOTHESIS!!!\n",
numbands);
};
};
#else
/* We check whether there are too many subbands */
if ((numbands < 0) || (numbands >= J2K_MAXBANDS)) {
opj_event_msg(j2k->cinfo, EVT_WARNING ,
"bad number of subbands in Sqcx (%d) regarding to J2K_MAXBANDS (%d) \n"
"- limiting number of bands to J2K_MAXBANDS and try to move to the next markers\n", numbands, J2K_MAXBANDS);
}
#endif /* USE_JPWL */
for (bandno = 0; bandno < numbands; bandno++) {
int expn, mant;
if (tccp->qntsty == J2K_CCP_QNTSTY_NOQNT) {
expn = cio_read(cio, 1) >> 3; /* SPqcx_i */
mant = 0;
} else {
tmp = cio_read(cio, 2); /* SPqcx_i */
expn = tmp >> 11;
mant = tmp & 0x7ff;
}
if (bandno < J2K_MAXBANDS){
tccp->stepsizes[bandno].expn = expn;
tccp->stepsizes[bandno].mant = mant;
}
}
/* Add Antonin : if scalar_derived -> compute other stepsizes */
if (tccp->qntsty == J2K_CCP_QNTSTY_SIQNT) {
for (bandno = 1; bandno < J2K_MAXBANDS; bandno++) {
tccp->stepsizes[bandno].expn =
((tccp->stepsizes[0].expn) - ((bandno - 1) / 3) > 0) ?
(tccp->stepsizes[0].expn) - ((bandno - 1) / 3) : 0;
tccp->stepsizes[bandno].mant = tccp->stepsizes[0].mant;
}
}
/* ddA */
}
static void j2k_write_qcd(opj_j2k_t *j2k) { static void j2k_write_qcd(opj_j2k_t *j2k) {
int lenp, len; int lenp, len;