/*
- * The copyright in this software is being made available under the 2-clauses
- * BSD License, included below. This software may be subject to other third
+ * The copyright in this software is being made available under the 2-clauses
+ * BSD License, included below. This software may be subject to other third
* party and contributor rights, including patent rights, and no such rights
* are granted under this license.
*
/**
Get next packet in layer-resolution-component-precinct order.
@param pi packet iterator to modify
-@return returns false if pi pointed to the last packet or else returns true
+@return returns false if pi pointed to the last packet or else returns true
*/
static bool pi_next_lrcp(opj_pi_iterator_t * pi);
/**
Get next packet in resolution-layer-component-precinct order.
@param pi packet iterator to modify
-@return returns false if pi pointed to the last packet or else returns true
+@return returns false if pi pointed to the last packet or else returns true
*/
static bool pi_next_rlcp(opj_pi_iterator_t * pi);
/**
Get next packet in resolution-precinct-component-layer order.
@param pi packet iterator to modify
-@return returns false if pi pointed to the last packet or else returns true
+@return returns false if pi pointed to the last packet or else returns true
*/
static bool pi_next_rpcl(opj_pi_iterator_t * pi);
/**
Get next packet in precinct-component-resolution-layer order.
@param pi packet iterator to modify
-@return returns false if pi pointed to the last packet or else returns true
+@return returns false if pi pointed to the last packet or else returns true
*/
static bool pi_next_pcrl(opj_pi_iterator_t * pi);
/**
Get next packet in component-precinct-resolution-layer order.
@param pi packet iterator to modify
-@return returns false if pi pointed to the last packet or else returns true
+@return returns false if pi pointed to the last packet or else returns true
*/
static bool pi_next_cprl(opj_pi_iterator_t * pi);
/*@}*/
-/*
+/*
==========================================================
local functions
==========================================================
*/
-static bool pi_next_lrcp(opj_pi_iterator_t * pi) {
- opj_pi_comp_t *comp = NULL;
- opj_pi_resolution_t *res = NULL;
- long index = 0;
-
- if (!pi->first) {
- comp = &pi->comps[pi->compno];
- res = &comp->resolutions[pi->resno];
- goto LABEL_SKIP;
- } else {
- pi->first = 0;
- }
-
- for (pi->layno = 0; pi->layno < pi->poc.layno1; pi->layno++) {
- for (pi->resno = pi->poc.resno0; pi->resno < pi->poc.resno1; pi->resno++) {
- for (pi->compno = pi->poc.compno0; pi->compno < pi->poc.compno1; pi->compno++) {
- comp = &pi->comps[pi->compno];
- if (pi->resno >= comp->numresolution[0]) {
- continue;
- }
- res = &comp->resolutions[pi->resno];
- /*for (pi->precno = 0; pi->precno < (res->prctno[0] * res->prctno[1]); pi->precno++) {*/
- for (pi->precno = 0; pi->precno < (res->prctno[0] * res->prctno[1] * res->prctno[2]); pi->precno++) {
- index = pi->layno * pi->step_l
- + pi->resno * pi->step_r
- + pi->compno * pi->step_c
- + pi->precno * pi->step_p;
- if (!pi->include[index]) {
- pi->include[index] = 1;
- return true;
- }
-LABEL_SKIP:;
-
- }
- }
- }
- }
-
- return false;
+static bool pi_next_lrcp(opj_pi_iterator_t * pi)
+{
+ opj_pi_comp_t *comp = NULL;
+ opj_pi_resolution_t *res = NULL;
+ long index = 0;
+
+ if (!pi->first) {
+ comp = &pi->comps[pi->compno];
+ res = &comp->resolutions[pi->resno];
+ goto LABEL_SKIP;
+ } else {
+ pi->first = 0;
+ }
+
+ for (pi->layno = 0; pi->layno < pi->poc.layno1; pi->layno++) {
+ for (pi->resno = pi->poc.resno0; pi->resno < pi->poc.resno1; pi->resno++) {
+ for (pi->compno = pi->poc.compno0; pi->compno < pi->poc.compno1; pi->compno++) {
+ comp = &pi->comps[pi->compno];
+ if (pi->resno >= comp->numresolution[0]) {
+ continue;
+ }
+ res = &comp->resolutions[pi->resno];
+ /*for (pi->precno = 0; pi->precno < (res->prctno[0] * res->prctno[1]); pi->precno++) {*/
+ for (pi->precno = 0;
+ pi->precno < (res->prctno[0] * res->prctno[1] * res->prctno[2]); pi->precno++) {
+ index = pi->layno * pi->step_l
+ + pi->resno * pi->step_r
+ + pi->compno * pi->step_c
+ + pi->precno * pi->step_p;
+ if (!pi->include[index]) {
+ pi->include[index] = 1;
+ return true;
+ }
+LABEL_SKIP:
+ ;
+
+ }
+ }
+ }
+ }
+
+ return false;
}
-static bool pi_next_rlcp(opj_pi_iterator_t * pi) {
- opj_pi_comp_t *comp = NULL;
- opj_pi_resolution_t *res = NULL;
- long index = 0;
-
- if (!pi->first) {
- comp = &pi->comps[pi->compno];
- res = &comp->resolutions[pi->resno];
- goto LABEL_SKIP;
- } else {
- pi->first = 0;
- }
-
- for (pi->resno = pi->poc.resno0; pi->resno < pi->poc.resno1; pi->resno++) {
- for (pi->layno = 0; pi->layno < pi->poc.layno1; pi->layno++) {
- for (pi->compno = pi->poc.compno0; pi->compno < pi->poc.compno1; pi->compno++) {
- comp = &pi->comps[pi->compno];
- if (pi->resno >= comp->numresolution[0]) {
- continue;
- }
- res = &comp->resolutions[pi->resno];
- /*for (pi->precno = 0; pi->precno < (res->prctno[0] * res->prctno[1]); pi->precno++) {*/
- for (pi->precno = 0; pi->precno < (res->prctno[0] * res->prctno[1] * res->prctno[2]); pi->precno++) {
- index = pi->layno * pi->step_l + pi->resno * pi->step_r + pi->compno * pi->step_c + pi->precno * pi->step_p;
- if (!pi->include[index]) {
- pi->include[index] = 1;
- return true;
- }
-LABEL_SKIP:;
- }
- }
- }
- }
-
- return false;
+static bool pi_next_rlcp(opj_pi_iterator_t * pi)
+{
+ opj_pi_comp_t *comp = NULL;
+ opj_pi_resolution_t *res = NULL;
+ long index = 0;
+
+ if (!pi->first) {
+ comp = &pi->comps[pi->compno];
+ res = &comp->resolutions[pi->resno];
+ goto LABEL_SKIP;
+ } else {
+ pi->first = 0;
+ }
+
+ for (pi->resno = pi->poc.resno0; pi->resno < pi->poc.resno1; pi->resno++) {
+ for (pi->layno = 0; pi->layno < pi->poc.layno1; pi->layno++) {
+ for (pi->compno = pi->poc.compno0; pi->compno < pi->poc.compno1; pi->compno++) {
+ comp = &pi->comps[pi->compno];
+ if (pi->resno >= comp->numresolution[0]) {
+ continue;
+ }
+ res = &comp->resolutions[pi->resno];
+ /*for (pi->precno = 0; pi->precno < (res->prctno[0] * res->prctno[1]); pi->precno++) {*/
+ for (pi->precno = 0;
+ pi->precno < (res->prctno[0] * res->prctno[1] * res->prctno[2]); pi->precno++) {
+ index = pi->layno * pi->step_l + pi->resno * pi->step_r + pi->compno *
+ pi->step_c + pi->precno * pi->step_p;
+ if (!pi->include[index]) {
+ pi->include[index] = 1;
+ return true;
+ }
+LABEL_SKIP:
+ ;
+ }
+ }
+ }
+ }
+
+ return false;
}
-static bool pi_next_rpcl(opj_pi_iterator_t * pi) {
- opj_pi_comp_t *comp = NULL;
- opj_pi_resolution_t *res = NULL;
- long index = 0;
-
- if (!pi->first) {
- goto LABEL_SKIP;
- } else {
- int compno, resno;
- pi->first = 0;
- pi->dx = 0;
- pi->dy = 0;
- for (compno = 0; compno < pi->numcomps; compno++) {
- comp = &pi->comps[compno];
- for (resno = 0; resno < comp->numresolution[0]; resno++) {
- int dx, dy,dz;
- res = &comp->resolutions[resno];
- dx = comp->dx * (1 << (res->pdx + comp->numresolution[0] - 1 - resno));
- dy = comp->dy * (1 << (res->pdy + comp->numresolution[1] - 1 - resno));
- dz = comp->dz * (1 << (res->pdz + comp->numresolution[2] - 1 - resno));
- pi->dx = !pi->dx ? dx : int_min(pi->dx, dx);
- pi->dy = !pi->dy ? dy : int_min(pi->dy, dy);
- pi->dz = !pi->dz ? dz : int_min(pi->dz, dz);
- }
- }
- }
-
- for (pi->resno = pi->poc.resno0; pi->resno < pi->poc.resno1; pi->resno++) {
- for (pi->z = pi->tz0; pi->z < pi->tz1; pi->z += pi->dz - (pi->z % pi->dz)) {
- for (pi->y = pi->ty0; pi->y < pi->ty1; pi->y += pi->dy - (pi->y % pi->dy)) {
- for (pi->x = pi->tx0; pi->x < pi->tx1; pi->x += pi->dx - (pi->x % pi->dx)) {
- for (pi->compno = pi->poc.compno0; pi->compno < pi->poc.compno1; pi->compno++) {
- int levelnox, levelnoy, levelnoz;
- int trx0, try0, trz0;
- int trx1, try1, trz1;
- int rpx, rpy, rpz;
- int prci, prcj, prck;
- comp = &pi->comps[pi->compno];
- if (pi->resno >= comp->numresolution[0]) {
- continue;
- }
- res = &comp->resolutions[pi->resno];
- levelnox = comp->numresolution[0] - 1 - pi->resno;
- levelnoy = comp->numresolution[1] - 1 - pi->resno;
- levelnoz = comp->numresolution[2] - 1 - pi->resno;
- trx0 = int_ceildiv(pi->tx0, comp->dx << levelnox);
- try0 = int_ceildiv(pi->ty0, comp->dy << levelnoy);
- trz0 = int_ceildiv(pi->tz0, comp->dz << levelnoz);
- trx1 = int_ceildiv(pi->tx1, comp->dx << levelnox);
- try1 = int_ceildiv(pi->ty1, comp->dy << levelnoy);
- trz1 = int_ceildiv(pi->tz1, comp->dz << levelnoz);
- rpx = res->pdx + levelnox;
- rpy = res->pdy + levelnoy;
- rpz = res->pdz + levelnoz;
- if ((!(pi->x % (comp->dx << rpx) == 0) || (pi->x == pi->tx0 && (trx0 << levelnox) % (1 << rpx)))) {
- continue;
- }
- if ((!(pi->y % (comp->dy << rpy) == 0) || (pi->y == pi->ty0 && (try0 << levelnoy) % (1 << rpx)))) {
- continue;
- }
- if ((!(pi->z % (comp->dz << rpz) == 0) || (pi->z == pi->tz0 && (trz0 << levelnoz) % (1 << rpx)))) {
- continue;
- }
- if ((res->prctno[0]==0)||(res->prctno[1]==0)||(res->prctno[2]==0)) continue;
-
- if ((trx0==trx1)||(try0==try1)||(trz0==trz1)) continue;
-
- prci = int_floordivpow2(int_ceildiv(pi->x, comp->dx << levelnox), res->pdx)
- - int_floordivpow2(trx0, res->pdx);
- prcj = int_floordivpow2(int_ceildiv(pi->y, comp->dy << levelnoy), res->pdy)
- - int_floordivpow2(try0, res->pdy);
- prck = int_floordivpow2(int_ceildiv(pi->z, comp->dz << levelnoz), res->pdz)
- - int_floordivpow2(trz0, res->pdz);
- pi->precno = prci + prcj * res->prctno[0] + prck * res->prctno[0] * res->prctno[1];
- for (pi->layno = 0; pi->layno < pi->poc.layno1; pi->layno++) {
- index = pi->layno * pi->step_l + pi->resno * pi->step_r + pi->compno * pi->step_c + pi->precno * pi->step_p;
- if (!pi->include[index]) {
- pi->include[index] = 1;
- return true;
- }
- LABEL_SKIP:;
- }
- }
- }
- }
- }
- }
-
- return false;
+static bool pi_next_rpcl(opj_pi_iterator_t * pi)
+{
+ opj_pi_comp_t *comp = NULL;
+ opj_pi_resolution_t *res = NULL;
+ long index = 0;
+
+ if (!pi->first) {
+ goto LABEL_SKIP;
+ } else {
+ int compno, resno;
+ pi->first = 0;
+ pi->dx = 0;
+ pi->dy = 0;
+ for (compno = 0; compno < pi->numcomps; compno++) {
+ comp = &pi->comps[compno];
+ for (resno = 0; resno < comp->numresolution[0]; resno++) {
+ int dx, dy, dz;
+ res = &comp->resolutions[resno];
+ dx = comp->dx * (1 << (res->pdx + comp->numresolution[0] - 1 - resno));
+ dy = comp->dy * (1 << (res->pdy + comp->numresolution[1] - 1 - resno));
+ dz = comp->dz * (1 << (res->pdz + comp->numresolution[2] - 1 - resno));
+ pi->dx = !pi->dx ? dx : int_min(pi->dx, dx);
+ pi->dy = !pi->dy ? dy : int_min(pi->dy, dy);
+ pi->dz = !pi->dz ? dz : int_min(pi->dz, dz);
+ }
+ }
+ }
+
+ for (pi->resno = pi->poc.resno0; pi->resno < pi->poc.resno1; pi->resno++) {
+ for (pi->z = pi->tz0; pi->z < pi->tz1; pi->z += pi->dz - (pi->z % pi->dz)) {
+ for (pi->y = pi->ty0; pi->y < pi->ty1; pi->y += pi->dy - (pi->y % pi->dy)) {
+ for (pi->x = pi->tx0; pi->x < pi->tx1; pi->x += pi->dx - (pi->x % pi->dx)) {
+ for (pi->compno = pi->poc.compno0; pi->compno < pi->poc.compno1; pi->compno++) {
+ int levelnox, levelnoy, levelnoz;
+ int trx0, try0, trz0;
+ int trx1, try1, trz1;
+ int rpx, rpy, rpz;
+ int prci, prcj, prck;
+ comp = &pi->comps[pi->compno];
+ if (pi->resno >= comp->numresolution[0]) {
+ continue;
+ }
+ res = &comp->resolutions[pi->resno];
+ levelnox = comp->numresolution[0] - 1 - pi->resno;
+ levelnoy = comp->numresolution[1] - 1 - pi->resno;
+ levelnoz = comp->numresolution[2] - 1 - pi->resno;
+ trx0 = int_ceildiv(pi->tx0, comp->dx << levelnox);
+ try0 = int_ceildiv(pi->ty0, comp->dy << levelnoy);
+ trz0 = int_ceildiv(pi->tz0, comp->dz << levelnoz);
+ trx1 = int_ceildiv(pi->tx1, comp->dx << levelnox);
+ try1 = int_ceildiv(pi->ty1, comp->dy << levelnoy);
+ trz1 = int_ceildiv(pi->tz1, comp->dz << levelnoz);
+ rpx = res->pdx + levelnox;
+ rpy = res->pdy + levelnoy;
+ rpz = res->pdz + levelnoz;
+ if ((!(pi->x % (comp->dx << rpx) == 0) || (pi->x == pi->tx0 &&
+ (trx0 << levelnox) % (1 << rpx)))) {
+ continue;
+ }
+ if ((!(pi->y % (comp->dy << rpy) == 0) || (pi->y == pi->ty0 &&
+ (try0 << levelnoy) % (1 << rpx)))) {
+ continue;
+ }
+ if ((!(pi->z % (comp->dz << rpz) == 0) || (pi->z == pi->tz0 &&
+ (trz0 << levelnoz) % (1 << rpx)))) {
+ continue;
+ }
+ if ((res->prctno[0] == 0) || (res->prctno[1] == 0) || (res->prctno[2] == 0)) {
+ continue;
+ }
+
+ if ((trx0 == trx1) || (try0 == try1) || (trz0 == trz1)) {
+ continue;
+ }
+
+ prci = int_floordivpow2(int_ceildiv(pi->x, comp->dx << levelnox), res->pdx)
+ - int_floordivpow2(trx0, res->pdx);
+ prcj = int_floordivpow2(int_ceildiv(pi->y, comp->dy << levelnoy), res->pdy)
+ - int_floordivpow2(try0, res->pdy);
+ prck = int_floordivpow2(int_ceildiv(pi->z, comp->dz << levelnoz), res->pdz)
+ - int_floordivpow2(trz0, res->pdz);
+ pi->precno = prci + prcj * res->prctno[0] + prck * res->prctno[0] *
+ res->prctno[1];
+ for (pi->layno = 0; pi->layno < pi->poc.layno1; pi->layno++) {
+ index = pi->layno * pi->step_l + pi->resno * pi->step_r + pi->compno *
+ pi->step_c + pi->precno * pi->step_p;
+ if (!pi->include[index]) {
+ pi->include[index] = 1;
+ return true;
+ }
+LABEL_SKIP:
+ ;
+ }
+ }
+ }
+ }
+ }
+ }
+
+ return false;
}
-static bool pi_next_pcrl(opj_pi_iterator_t * pi) {
- opj_pi_comp_t *comp = NULL;
- opj_pi_resolution_t *res = NULL;
- long index = 0;
-
- if (!pi->first) {
- comp = &pi->comps[pi->compno];
- goto LABEL_SKIP;
- } else {
- int compno, resno;
- pi->first = 0;
- pi->dx = 0;
- pi->dy = 0;
- pi->dz = 0;
- for (compno = 0; compno < pi->numcomps; compno++) {
- comp = &pi->comps[compno];
- for (resno = 0; resno < comp->numresolution[0]; resno++) {
- int dx, dy, dz;
- res = &comp->resolutions[resno];
- dx = comp->dx * (1 << (res->pdx + comp->numresolution[0] - 1 - resno));
- dy = comp->dy * (1 << (res->pdy + comp->numresolution[1] - 1 - resno));
- dz = comp->dz * (1 << (res->pdy + comp->numresolution[2] - 1 - resno));
- pi->dx = !pi->dx ? dx : int_min(pi->dx, dx);
- pi->dy = !pi->dy ? dy : int_min(pi->dy, dy);
- pi->dz = !pi->dz ? dz : int_min(pi->dz, dz);
- }
- }
- }
-
-for (pi->z = pi->tz0; pi->z < pi->tz1; pi->z += pi->dz - (pi->z % pi->dz)) {
- for (pi->y = pi->ty0; pi->y < pi->ty1; pi->y += pi->dy - (pi->y % pi->dy)) {
- for (pi->x = pi->tx0; pi->x < pi->tx1; pi->x += pi->dx - (pi->x % pi->dx)) {
- for (pi->compno = pi->poc.compno0; pi->compno < pi->poc.compno1; pi->compno++) {
- comp = &pi->comps[pi->compno];
- for (pi->resno = pi->poc.resno0; pi->resno < int_min(pi->poc.resno1, comp->numresolution[0]); pi->resno++) {
- int levelnox, levelnoy, levelnoz;
- int trx0, try0, trz0;
- int trx1, try1, trz1;
- int rpx, rpy, rpz;
- int prci, prcj, prck;
- comp = &pi->comps[pi->compno];
- if (pi->resno >= comp->numresolution[0]) {
- continue;
- }
- res = &comp->resolutions[pi->resno];
- levelnox = comp->numresolution[0] - 1 - pi->resno;
- levelnoy = comp->numresolution[1] - 1 - pi->resno;
- levelnoz = comp->numresolution[2] - 1 - pi->resno;
- trx0 = int_ceildiv(pi->tx0, comp->dx << levelnox);
- try0 = int_ceildiv(pi->ty0, comp->dy << levelnoy);
- trz0 = int_ceildiv(pi->tz0, comp->dz << levelnoz);
- trx1 = int_ceildiv(pi->tx1, comp->dx << levelnox);
- try1 = int_ceildiv(pi->ty1, comp->dy << levelnoy);
- trz1 = int_ceildiv(pi->tz1, comp->dz << levelnoz);
- rpx = res->pdx + levelnox;
- rpy = res->pdy + levelnoy;
- rpz = res->pdz + levelnoz;
- if ((!(pi->x % (comp->dx << rpx) == 0) || (pi->x == pi->tx0 && (trx0 << levelnox) % (1 << rpx)))) {
- continue;
- }
- if ((!(pi->y % (comp->dy << rpy) == 0) || (pi->y == pi->ty0 && (try0 << levelnoy) % (1 << rpx)))) {
- continue;
- }
- if ((!(pi->z % (comp->dz << rpz) == 0) || (pi->z == pi->tz0 && (trz0 << levelnoz) % (1 << rpx)))) {
- continue;
- }
- if ((res->prctno[0]==0)||(res->prctno[1]==0)||(res->prctno[2]==0)) continue;
-
- if ((trx0==trx1)||(try0==try1)||(trz0==trz1)) continue;
-
- prci = int_floordivpow2(int_ceildiv(pi->x, comp->dx << levelnox), res->pdx)
- - int_floordivpow2(trx0, res->pdx);
- prcj = int_floordivpow2(int_ceildiv(pi->y, comp->dy << levelnoy), res->pdy)
- - int_floordivpow2(try0, res->pdy);
- prck = int_floordivpow2(int_ceildiv(pi->z, comp->dz << levelnoz), res->pdz)
- - int_floordivpow2(trz0, res->pdz);
- pi->precno = prci + prcj * res->prctno[0] + prck * res->prctno[0] * res->prctno[1];
- for (pi->layno = 0; pi->layno < pi->poc.layno1; pi->layno++) {
- index = pi->layno * pi->step_l + pi->resno * pi->step_r + pi->compno * pi->step_c + pi->precno * pi->step_p;
- if (!pi->include[index]) {
- pi->include[index] = 1;
- return true;
- }
-LABEL_SKIP:;
- }
- }
- }
- }
- }
-}
-
- return false;
+static bool pi_next_pcrl(opj_pi_iterator_t * pi)
+{
+ opj_pi_comp_t *comp = NULL;
+ opj_pi_resolution_t *res = NULL;
+ long index = 0;
+
+ if (!pi->first) {
+ comp = &pi->comps[pi->compno];
+ goto LABEL_SKIP;
+ } else {
+ int compno, resno;
+ pi->first = 0;
+ pi->dx = 0;
+ pi->dy = 0;
+ pi->dz = 0;
+ for (compno = 0; compno < pi->numcomps; compno++) {
+ comp = &pi->comps[compno];
+ for (resno = 0; resno < comp->numresolution[0]; resno++) {
+ int dx, dy, dz;
+ res = &comp->resolutions[resno];
+ dx = comp->dx * (1 << (res->pdx + comp->numresolution[0] - 1 - resno));
+ dy = comp->dy * (1 << (res->pdy + comp->numresolution[1] - 1 - resno));
+ dz = comp->dz * (1 << (res->pdy + comp->numresolution[2] - 1 - resno));
+ pi->dx = !pi->dx ? dx : int_min(pi->dx, dx);
+ pi->dy = !pi->dy ? dy : int_min(pi->dy, dy);
+ pi->dz = !pi->dz ? dz : int_min(pi->dz, dz);
+ }
+ }
+ }
+
+ for (pi->z = pi->tz0; pi->z < pi->tz1; pi->z += pi->dz - (pi->z % pi->dz)) {
+ for (pi->y = pi->ty0; pi->y < pi->ty1; pi->y += pi->dy - (pi->y % pi->dy)) {
+ for (pi->x = pi->tx0; pi->x < pi->tx1; pi->x += pi->dx - (pi->x % pi->dx)) {
+ for (pi->compno = pi->poc.compno0; pi->compno < pi->poc.compno1; pi->compno++) {
+ comp = &pi->comps[pi->compno];
+ for (pi->resno = pi->poc.resno0;
+ pi->resno < int_min(pi->poc.resno1, comp->numresolution[0]); pi->resno++) {
+ int levelnox, levelnoy, levelnoz;
+ int trx0, try0, trz0;
+ int trx1, try1, trz1;
+ int rpx, rpy, rpz;
+ int prci, prcj, prck;
+ comp = &pi->comps[pi->compno];
+ if (pi->resno >= comp->numresolution[0]) {
+ continue;
+ }
+ res = &comp->resolutions[pi->resno];
+ levelnox = comp->numresolution[0] - 1 - pi->resno;
+ levelnoy = comp->numresolution[1] - 1 - pi->resno;
+ levelnoz = comp->numresolution[2] - 1 - pi->resno;
+ trx0 = int_ceildiv(pi->tx0, comp->dx << levelnox);
+ try0 = int_ceildiv(pi->ty0, comp->dy << levelnoy);
+ trz0 = int_ceildiv(pi->tz0, comp->dz << levelnoz);
+ trx1 = int_ceildiv(pi->tx1, comp->dx << levelnox);
+ try1 = int_ceildiv(pi->ty1, comp->dy << levelnoy);
+ trz1 = int_ceildiv(pi->tz1, comp->dz << levelnoz);
+ rpx = res->pdx + levelnox;
+ rpy = res->pdy + levelnoy;
+ rpz = res->pdz + levelnoz;
+ if ((!(pi->x % (comp->dx << rpx) == 0) || (pi->x == pi->tx0 &&
+ (trx0 << levelnox) % (1 << rpx)))) {
+ continue;
+ }
+ if ((!(pi->y % (comp->dy << rpy) == 0) || (pi->y == pi->ty0 &&
+ (try0 << levelnoy) % (1 << rpx)))) {
+ continue;
+ }
+ if ((!(pi->z % (comp->dz << rpz) == 0) || (pi->z == pi->tz0 &&
+ (trz0 << levelnoz) % (1 << rpx)))) {
+ continue;
+ }
+ if ((res->prctno[0] == 0) || (res->prctno[1] == 0) || (res->prctno[2] == 0)) {
+ continue;
+ }
+
+ if ((trx0 == trx1) || (try0 == try1) || (trz0 == trz1)) {
+ continue;
+ }
+
+ prci = int_floordivpow2(int_ceildiv(pi->x, comp->dx << levelnox), res->pdx)
+ - int_floordivpow2(trx0, res->pdx);
+ prcj = int_floordivpow2(int_ceildiv(pi->y, comp->dy << levelnoy), res->pdy)
+ - int_floordivpow2(try0, res->pdy);
+ prck = int_floordivpow2(int_ceildiv(pi->z, comp->dz << levelnoz), res->pdz)
+ - int_floordivpow2(trz0, res->pdz);
+ pi->precno = prci + prcj * res->prctno[0] + prck * res->prctno[0] *
+ res->prctno[1];
+ for (pi->layno = 0; pi->layno < pi->poc.layno1; pi->layno++) {
+ index = pi->layno * pi->step_l + pi->resno * pi->step_r + pi->compno *
+ pi->step_c + pi->precno * pi->step_p;
+ if (!pi->include[index]) {
+ pi->include[index] = 1;
+ return true;
+ }
+LABEL_SKIP:
+ ;
+ }
+ }
+ }
+ }
+ }
+ }
+
+ return false;
}
-static bool pi_next_cprl(opj_pi_iterator_t * pi) {
- opj_pi_comp_t *comp = NULL;
- opj_pi_resolution_t *res = NULL;
- long index = 0;
-
- if (!pi->first) {
- comp = &pi->comps[pi->compno];
- goto LABEL_SKIP;
- } else {
- pi->first = 0;
- }
-
- for (pi->compno = pi->poc.compno0; pi->compno < pi->poc.compno1; pi->compno++) {
- int resno;
- comp = &pi->comps[pi->compno];
- pi->dx = 0;
- pi->dy = 0;
- pi->dz = 0;
- for (resno = 0; resno < comp->numresolution[0]; resno++) {
- int dx, dy, dz;
- res = &comp->resolutions[resno];
- dx = comp->dx * (1 << (res->pdx + comp->numresolution[0] - 1 - resno));
- dy = comp->dy * (1 << (res->pdy + comp->numresolution[1] - 1 - resno));
- dz = comp->dz * (1 << (res->pdz + comp->numresolution[2] - 1 - resno));
- pi->dx = !pi->dx ? dx : int_min(pi->dx, dx);
- pi->dy = !pi->dy ? dy : int_min(pi->dy, dy);
- pi->dz = !pi->dz ? dz : int_min(pi->dz, dz);
- }
- for (pi->z = pi->tz0; pi->z < pi->tz1; pi->z += pi->dz - (pi->z % pi->dz)) {
- for (pi->y = pi->ty0; pi->y < pi->ty1; pi->y += pi->dy - (pi->y % pi->dy)) {
- for (pi->x = pi->tx0; pi->x < pi->tx1; pi->x += pi->dx - (pi->x % pi->dx)) {
- for (pi->resno = pi->poc.resno0; pi->resno < int_min(pi->poc.resno1, comp->numresolution[0]); pi->resno++) {
- int levelnox, levelnoy, levelnoz;
- int trx0, try0, trz0;
- int trx1, try1, trz1;
- int rpx, rpy, rpz;
- int prci, prcj, prck;
- comp = &pi->comps[pi->compno];
- if (pi->resno >= comp->numresolution[0]) {
- continue;
- }
- res = &comp->resolutions[pi->resno];
- levelnox = comp->numresolution[0] - 1 - pi->resno;
- levelnoy = comp->numresolution[1] - 1 - pi->resno;
- levelnoz = comp->numresolution[2] - 1 - pi->resno;
- trx0 = int_ceildiv(pi->tx0, comp->dx << levelnox);
- try0 = int_ceildiv(pi->ty0, comp->dy << levelnoy);
- trz0 = int_ceildiv(pi->tz0, comp->dz << levelnoz);
- trx1 = int_ceildiv(pi->tx1, comp->dx << levelnox);
- try1 = int_ceildiv(pi->ty1, comp->dy << levelnoy);
- trz1 = int_ceildiv(pi->tz1, comp->dz << levelnoz);
- rpx = res->pdx + levelnox;
- rpy = res->pdy + levelnoy;
- rpz = res->pdz + levelnoz;
- if ((!(pi->x % (comp->dx << rpx) == 0) || (pi->x == pi->tx0 && (trx0 << levelnox) % (1 << rpx)))) {
- continue;
- }
- if ((!(pi->y % (comp->dy << rpy) == 0) || (pi->y == pi->ty0 && (try0 << levelnoy) % (1 << rpx)))) {
- continue;
- }
- if ((!(pi->z % (comp->dz << rpz) == 0) || (pi->z == pi->tz0 && (trz0 << levelnoz) % (1 << rpx)))) {
- continue;
- }
- if ((res->prctno[0]==0)||(res->prctno[1]==0)||(res->prctno[2]==0)) continue;
-
- if ((trx0==trx1)||(try0==try1)||(trz0==trz1)) continue;
-
- prci = int_floordivpow2(int_ceildiv(pi->x, comp->dx << levelnox), res->pdx)
- - int_floordivpow2(trx0, res->pdx);
- prcj = int_floordivpow2(int_ceildiv(pi->y, comp->dy << levelnoy), res->pdy)
- - int_floordivpow2(try0, res->pdy);
- prck = int_floordivpow2(int_ceildiv(pi->z, comp->dz << levelnoz), res->pdz)
- - int_floordivpow2(trz0, res->pdz);
- pi->precno = prci + prcj * res->prctno[0] + prck * res->prctno[0] * res->prctno[1];
- for (pi->layno = 0; pi->layno < pi->poc.layno1; pi->layno++) {
- index = pi->layno * pi->step_l + pi->resno * pi->step_r + pi->compno * pi->step_c + pi->precno * pi->step_p;
- if (!pi->include[index]) {
- pi->include[index] = 1;
- return true;
- }
- LABEL_SKIP:;
- }
- }
- }
- }
- }
- }
-
- return false;
+static bool pi_next_cprl(opj_pi_iterator_t * pi)
+{
+ opj_pi_comp_t *comp = NULL;
+ opj_pi_resolution_t *res = NULL;
+ long index = 0;
+
+ if (!pi->first) {
+ comp = &pi->comps[pi->compno];
+ goto LABEL_SKIP;
+ } else {
+ pi->first = 0;
+ }
+
+ for (pi->compno = pi->poc.compno0; pi->compno < pi->poc.compno1; pi->compno++) {
+ int resno;
+ comp = &pi->comps[pi->compno];
+ pi->dx = 0;
+ pi->dy = 0;
+ pi->dz = 0;
+ for (resno = 0; resno < comp->numresolution[0]; resno++) {
+ int dx, dy, dz;
+ res = &comp->resolutions[resno];
+ dx = comp->dx * (1 << (res->pdx + comp->numresolution[0] - 1 - resno));
+ dy = comp->dy * (1 << (res->pdy + comp->numresolution[1] - 1 - resno));
+ dz = comp->dz * (1 << (res->pdz + comp->numresolution[2] - 1 - resno));
+ pi->dx = !pi->dx ? dx : int_min(pi->dx, dx);
+ pi->dy = !pi->dy ? dy : int_min(pi->dy, dy);
+ pi->dz = !pi->dz ? dz : int_min(pi->dz, dz);
+ }
+ for (pi->z = pi->tz0; pi->z < pi->tz1; pi->z += pi->dz - (pi->z % pi->dz)) {
+ for (pi->y = pi->ty0; pi->y < pi->ty1; pi->y += pi->dy - (pi->y % pi->dy)) {
+ for (pi->x = pi->tx0; pi->x < pi->tx1; pi->x += pi->dx - (pi->x % pi->dx)) {
+ for (pi->resno = pi->poc.resno0;
+ pi->resno < int_min(pi->poc.resno1, comp->numresolution[0]); pi->resno++) {
+ int levelnox, levelnoy, levelnoz;
+ int trx0, try0, trz0;
+ int trx1, try1, trz1;
+ int rpx, rpy, rpz;
+ int prci, prcj, prck;
+ comp = &pi->comps[pi->compno];
+ if (pi->resno >= comp->numresolution[0]) {
+ continue;
+ }
+ res = &comp->resolutions[pi->resno];
+ levelnox = comp->numresolution[0] - 1 - pi->resno;
+ levelnoy = comp->numresolution[1] - 1 - pi->resno;
+ levelnoz = comp->numresolution[2] - 1 - pi->resno;
+ trx0 = int_ceildiv(pi->tx0, comp->dx << levelnox);
+ try0 = int_ceildiv(pi->ty0, comp->dy << levelnoy);
+ trz0 = int_ceildiv(pi->tz0, comp->dz << levelnoz);
+ trx1 = int_ceildiv(pi->tx1, comp->dx << levelnox);
+ try1 = int_ceildiv(pi->ty1, comp->dy << levelnoy);
+ trz1 = int_ceildiv(pi->tz1, comp->dz << levelnoz);
+ rpx = res->pdx + levelnox;
+ rpy = res->pdy + levelnoy;
+ rpz = res->pdz + levelnoz;
+ if ((!(pi->x % (comp->dx << rpx) == 0) || (pi->x == pi->tx0 &&
+ (trx0 << levelnox) % (1 << rpx)))) {
+ continue;
+ }
+ if ((!(pi->y % (comp->dy << rpy) == 0) || (pi->y == pi->ty0 &&
+ (try0 << levelnoy) % (1 << rpx)))) {
+ continue;
+ }
+ if ((!(pi->z % (comp->dz << rpz) == 0) || (pi->z == pi->tz0 &&
+ (trz0 << levelnoz) % (1 << rpx)))) {
+ continue;
+ }
+ if ((res->prctno[0] == 0) || (res->prctno[1] == 0) || (res->prctno[2] == 0)) {
+ continue;
+ }
+
+ if ((trx0 == trx1) || (try0 == try1) || (trz0 == trz1)) {
+ continue;
+ }
+
+ prci = int_floordivpow2(int_ceildiv(pi->x, comp->dx << levelnox), res->pdx)
+ - int_floordivpow2(trx0, res->pdx);
+ prcj = int_floordivpow2(int_ceildiv(pi->y, comp->dy << levelnoy), res->pdy)
+ - int_floordivpow2(try0, res->pdy);
+ prck = int_floordivpow2(int_ceildiv(pi->z, comp->dz << levelnoz), res->pdz)
+ - int_floordivpow2(trz0, res->pdz);
+ pi->precno = prci + prcj * res->prctno[0] + prck * res->prctno[0] *
+ res->prctno[1];
+ for (pi->layno = 0; pi->layno < pi->poc.layno1; pi->layno++) {
+ index = pi->layno * pi->step_l + pi->resno * pi->step_r + pi->compno *
+ pi->step_c + pi->precno * pi->step_p;
+ if (!pi->include[index]) {
+ pi->include[index] = 1;
+ return true;
+ }
+LABEL_SKIP:
+ ;
+ }
+ }
+ }
+ }
+ }
+ }
+
+ return false;
}
-/*
+/*
==========================================================
Packet iterator interface
==========================================================
*/
-opj_pi_iterator_t *pi_create(opj_volume_t *volume, opj_cp_t *cp, int tileno) {
- int p, q, r;
- int compno, resno, pino;
- opj_pi_iterator_t *pi = NULL;
- opj_tcp_t *tcp = NULL;
- opj_tccp_t *tccp = NULL;
- size_t array_size;
-
- tcp = &cp->tcps[tileno];
-
- array_size = (tcp->numpocs + 1) * sizeof(opj_pi_iterator_t);
- pi = (opj_pi_iterator_t *) opj_malloc(array_size);
- if(!pi) {
- fprintf(stdout,"[ERROR] Malloc of opj_pi_iterator failed \n");
- return NULL;
- }
-
- for (pino = 0; pino < tcp->numpocs + 1; pino++) { /* change */
- int maxres = 0;
- int maxprec = 0;
- p = tileno % cp->tw;
- q = tileno / cp->tw;
- r = tileno / (cp->tw * cp->th);
-
- pi[pino].tx0 = int_max(cp->tx0 + p * cp->tdx, volume->x0);
- pi[pino].ty0 = int_max(cp->ty0 + q * cp->tdy, volume->y0);
- pi[pino].tz0 = int_max(cp->tz0 + r * cp->tdz, volume->z0);
- pi[pino].tx1 = int_min(cp->tx0 + (p + 1) * cp->tdx, volume->x1);
- pi[pino].ty1 = int_min(cp->ty0 + (q + 1) * cp->tdy, volume->y1);
- pi[pino].tz1 = int_min(cp->tz0 + (r + 1) * cp->tdz, volume->z1);
- pi[pino].numcomps = volume->numcomps;
-
- array_size = volume->numcomps * sizeof(opj_pi_comp_t);
- pi[pino].comps = (opj_pi_comp_t *) opj_malloc(array_size);
- if(!pi[pino].comps) {
- fprintf(stdout,"[ERROR] Malloc of opj_pi_comp failed \n");
- pi_destroy(pi, cp, tileno);
- return NULL;
- }
- memset(pi[pino].comps, 0, array_size);
-
- for (compno = 0; compno < pi->numcomps; compno++) {
- int tcx0, tcx1, tcy0, tcy1, tcz0, tcz1;
- int i;
- opj_pi_comp_t *comp = &pi[pino].comps[compno];
- tccp = &tcp->tccps[compno];
-
- comp->dx = volume->comps[compno].dx;
- comp->dy = volume->comps[compno].dy;
- comp->dz = volume->comps[compno].dz;
- for (i = 0; i < 3; i++) {
- comp->numresolution[i] = tccp->numresolution[i];
- if (comp->numresolution[i] > maxres) {
- maxres = comp->numresolution[i];
- }
- }
- array_size = comp->numresolution[0] * sizeof(opj_pi_resolution_t);
- comp->resolutions = (opj_pi_resolution_t *) opj_malloc(array_size);
- if(!comp->resolutions) {
- fprintf(stdout,"[ERROR] Malloc of opj_pi_resolution failed \n");
- pi_destroy(pi, cp, tileno);
- return NULL;
- }
-
- tcx0 = int_ceildiv(pi->tx0, comp->dx);
- tcy0 = int_ceildiv(pi->ty0, comp->dy);
- tcz0 = int_ceildiv(pi->tz0, comp->dz);
- tcx1 = int_ceildiv(pi->tx1, comp->dx);
- tcy1 = int_ceildiv(pi->ty1, comp->dy);
- tcz1 = int_ceildiv(pi->tz1, comp->dz);
-
- for (resno = 0; resno < comp->numresolution[0]; resno++) {
- int levelnox, levelnoy, levelnoz, diff;
- int rx0, ry0, rz0, rx1, ry1, rz1;
- int px0, py0, pz0, px1, py1, pz1;
- opj_pi_resolution_t *res = &comp->resolutions[resno];
- if (tccp->csty & J3D_CCP_CSTY_PRT) {
- res->pdx = tccp->prctsiz[0][resno];
- res->pdy = tccp->prctsiz[1][resno];
- res->pdz = tccp->prctsiz[2][resno];
- } else {
- res->pdx = 15;
- res->pdy = 15;
- res->pdz = 15;
- }
- levelnox = comp->numresolution[0] - 1 - resno;
- levelnoy = comp->numresolution[1] - 1 - resno;
- levelnoz = comp->numresolution[2] - 1 - resno;
- if (levelnoz < 0) levelnoz = 0;
- diff = comp->numresolution[0] - comp->numresolution[2];
-
- rx0 = int_ceildivpow2(tcx0, levelnox);
- ry0 = int_ceildivpow2(tcy0, levelnoy);
- rz0 = int_ceildivpow2(tcz0, levelnoz);
- rx1 = int_ceildivpow2(tcx1, levelnox);
- ry1 = int_ceildivpow2(tcy1, levelnoy);
- rz1 = int_ceildivpow2(tcz1, levelnoz);
- px0 = int_floordivpow2(rx0, res->pdx) << res->pdx;
- py0 = int_floordivpow2(ry0, res->pdy) << res->pdy;
- pz0 = int_floordivpow2(rz0, res->pdz) << res->pdz;
- px1 = int_ceildivpow2(rx1, res->pdx) << res->pdx;
- py1 = int_ceildivpow2(ry1, res->pdy) << res->pdy;
- pz1 = int_ceildivpow2(rz1, res->pdz) << res->pdz;
- res->prctno[0] = (rx0==rx1)? 0 : ((px1 - px0) >> res->pdx);
- res->prctno[1] = (ry0==ry1)? 0 : ((py1 - py0) >> res->pdy);
- res->prctno[2] = (rz0==rz1)? 0 : ((pz1 - pz0) >> res->pdz);
-
- if (res->prctno[0]*res->prctno[1]*res->prctno[2] > maxprec) {
- maxprec = res->prctno[0]*res->prctno[1]*res->prctno[2];
- }
- }
- }
-
- tccp = &tcp->tccps[0];
- pi[pino].step_p = 1;
- pi[pino].step_c = maxprec * pi[pino].step_p;
- pi[pino].step_r = volume->numcomps * pi[pino].step_c;
- pi[pino].step_l = maxres * pi[pino].step_r;
-
- if (pino == 0) {
- array_size = volume->numcomps * maxres * tcp->numlayers * maxprec * sizeof(short int);
- pi[pino].include = (short int *) opj_malloc(array_size);
- if(!pi[pino].include) {
- fprintf(stdout,"[ERROR] Malloc of pi[pino].include failed \n");
- pi_destroy(pi, cp, tileno);
- return NULL;
- }
- }
- else {
- pi[pino].include = pi[pino - 1].include;
- }
-
- if (tcp->POC == 0) {
- pi[pino].first = 1;
- pi[pino].poc.resno0 = 0;
- pi[pino].poc.compno0 = 0;
- pi[pino].poc.layno1 = tcp->numlayers;
- pi[pino].poc.resno1 = maxres;
- pi[pino].poc.compno1 = volume->numcomps;
- pi[pino].poc.prg = tcp->prg;
- } else {
- pi[pino].first = 1;
- pi[pino].poc.resno0 = tcp->pocs[pino].resno0;
- pi[pino].poc.compno0 = tcp->pocs[pino].compno0;
- pi[pino].poc.layno1 = tcp->pocs[pino].layno1;
- pi[pino].poc.resno1 = tcp->pocs[pino].resno1;
- pi[pino].poc.compno1 = tcp->pocs[pino].compno1;
- pi[pino].poc.prg = tcp->pocs[pino].prg;
- }
- }
-
- return pi;
+opj_pi_iterator_t *pi_create(opj_volume_t *volume, opj_cp_t *cp, int tileno)
+{
+ int p, q, r;
+ int compno, resno, pino;
+ opj_pi_iterator_t *pi = NULL;
+ opj_tcp_t *tcp = NULL;
+ opj_tccp_t *tccp = NULL;
+ size_t array_size;
+
+ tcp = &cp->tcps[tileno];
+
+ array_size = (tcp->numpocs + 1) * sizeof(opj_pi_iterator_t);
+ pi = (opj_pi_iterator_t *) opj_malloc(array_size);
+ if (!pi) {
+ fprintf(stdout, "[ERROR] Malloc of opj_pi_iterator failed \n");
+ return NULL;
+ }
+
+ for (pino = 0; pino < tcp->numpocs + 1; pino++) { /* change */
+ int maxres = 0;
+ int maxprec = 0;
+ p = tileno % cp->tw;
+ q = tileno / cp->tw;
+ r = tileno / (cp->tw * cp->th);
+
+ pi[pino].tx0 = int_max(cp->tx0 + p * cp->tdx, volume->x0);
+ pi[pino].ty0 = int_max(cp->ty0 + q * cp->tdy, volume->y0);
+ pi[pino].tz0 = int_max(cp->tz0 + r * cp->tdz, volume->z0);
+ pi[pino].tx1 = int_min(cp->tx0 + (p + 1) * cp->tdx, volume->x1);
+ pi[pino].ty1 = int_min(cp->ty0 + (q + 1) * cp->tdy, volume->y1);
+ pi[pino].tz1 = int_min(cp->tz0 + (r + 1) * cp->tdz, volume->z1);
+ pi[pino].numcomps = volume->numcomps;
+
+ array_size = volume->numcomps * sizeof(opj_pi_comp_t);
+ pi[pino].comps = (opj_pi_comp_t *) opj_malloc(array_size);
+ if (!pi[pino].comps) {
+ fprintf(stdout, "[ERROR] Malloc of opj_pi_comp failed \n");
+ pi_destroy(pi, cp, tileno);
+ return NULL;
+ }
+ memset(pi[pino].comps, 0, array_size);
+
+ for (compno = 0; compno < pi->numcomps; compno++) {
+ int tcx0, tcx1, tcy0, tcy1, tcz0, tcz1;
+ int i;
+ opj_pi_comp_t *comp = &pi[pino].comps[compno];
+ tccp = &tcp->tccps[compno];
+
+ comp->dx = volume->comps[compno].dx;
+ comp->dy = volume->comps[compno].dy;
+ comp->dz = volume->comps[compno].dz;
+ for (i = 0; i < 3; i++) {
+ comp->numresolution[i] = tccp->numresolution[i];
+ if (comp->numresolution[i] > maxres) {
+ maxres = comp->numresolution[i];
+ }
+ }
+ array_size = comp->numresolution[0] * sizeof(opj_pi_resolution_t);
+ comp->resolutions = (opj_pi_resolution_t *) opj_malloc(array_size);
+ if (!comp->resolutions) {
+ fprintf(stdout, "[ERROR] Malloc of opj_pi_resolution failed \n");
+ pi_destroy(pi, cp, tileno);
+ return NULL;
+ }
+
+ tcx0 = int_ceildiv(pi->tx0, comp->dx);
+ tcy0 = int_ceildiv(pi->ty0, comp->dy);
+ tcz0 = int_ceildiv(pi->tz0, comp->dz);
+ tcx1 = int_ceildiv(pi->tx1, comp->dx);
+ tcy1 = int_ceildiv(pi->ty1, comp->dy);
+ tcz1 = int_ceildiv(pi->tz1, comp->dz);
+
+ for (resno = 0; resno < comp->numresolution[0]; resno++) {
+ int levelnox, levelnoy, levelnoz, diff;
+ int rx0, ry0, rz0, rx1, ry1, rz1;
+ int px0, py0, pz0, px1, py1, pz1;
+ opj_pi_resolution_t *res = &comp->resolutions[resno];
+ if (tccp->csty & J3D_CCP_CSTY_PRT) {
+ res->pdx = tccp->prctsiz[0][resno];
+ res->pdy = tccp->prctsiz[1][resno];
+ res->pdz = tccp->prctsiz[2][resno];
+ } else {
+ res->pdx = 15;
+ res->pdy = 15;
+ res->pdz = 15;
+ }
+ levelnox = comp->numresolution[0] - 1 - resno;
+ levelnoy = comp->numresolution[1] - 1 - resno;
+ levelnoz = comp->numresolution[2] - 1 - resno;
+ if (levelnoz < 0) {
+ levelnoz = 0;
+ }
+ diff = comp->numresolution[0] - comp->numresolution[2];
+
+ rx0 = int_ceildivpow2(tcx0, levelnox);
+ ry0 = int_ceildivpow2(tcy0, levelnoy);
+ rz0 = int_ceildivpow2(tcz0, levelnoz);
+ rx1 = int_ceildivpow2(tcx1, levelnox);
+ ry1 = int_ceildivpow2(tcy1, levelnoy);
+ rz1 = int_ceildivpow2(tcz1, levelnoz);
+ px0 = int_floordivpow2(rx0, res->pdx) << res->pdx;
+ py0 = int_floordivpow2(ry0, res->pdy) << res->pdy;
+ pz0 = int_floordivpow2(rz0, res->pdz) << res->pdz;
+ px1 = int_ceildivpow2(rx1, res->pdx) << res->pdx;
+ py1 = int_ceildivpow2(ry1, res->pdy) << res->pdy;
+ pz1 = int_ceildivpow2(rz1, res->pdz) << res->pdz;
+ res->prctno[0] = (rx0 == rx1) ? 0 : ((px1 - px0) >> res->pdx);
+ res->prctno[1] = (ry0 == ry1) ? 0 : ((py1 - py0) >> res->pdy);
+ res->prctno[2] = (rz0 == rz1) ? 0 : ((pz1 - pz0) >> res->pdz);
+
+ if (res->prctno[0]*res->prctno[1]*res->prctno[2] > maxprec) {
+ maxprec = res->prctno[0] * res->prctno[1] * res->prctno[2];
+ }
+ }
+ }
+
+ tccp = &tcp->tccps[0];
+ pi[pino].step_p = 1;
+ pi[pino].step_c = maxprec * pi[pino].step_p;
+ pi[pino].step_r = volume->numcomps * pi[pino].step_c;
+ pi[pino].step_l = maxres * pi[pino].step_r;
+
+ if (pino == 0) {
+ array_size = volume->numcomps * maxres * tcp->numlayers * maxprec * sizeof(
+ short int);
+ pi[pino].include = (short int *) opj_malloc(array_size);
+ if (!pi[pino].include) {
+ fprintf(stdout, "[ERROR] Malloc of pi[pino].include failed \n");
+ pi_destroy(pi, cp, tileno);
+ return NULL;
+ }
+ } else {
+ pi[pino].include = pi[pino - 1].include;
+ }
+
+ if (tcp->POC == 0) {
+ pi[pino].first = 1;
+ pi[pino].poc.resno0 = 0;
+ pi[pino].poc.compno0 = 0;
+ pi[pino].poc.layno1 = tcp->numlayers;
+ pi[pino].poc.resno1 = maxres;
+ pi[pino].poc.compno1 = volume->numcomps;
+ pi[pino].poc.prg = tcp->prg;
+ } else {
+ pi[pino].first = 1;
+ pi[pino].poc.resno0 = tcp->pocs[pino].resno0;
+ pi[pino].poc.compno0 = tcp->pocs[pino].compno0;
+ pi[pino].poc.layno1 = tcp->pocs[pino].layno1;
+ pi[pino].poc.resno1 = tcp->pocs[pino].resno1;
+ pi[pino].poc.compno1 = tcp->pocs[pino].compno1;
+ pi[pino].poc.prg = tcp->pocs[pino].prg;
+ }
+ }
+
+ return pi;
}
-void pi_destroy(opj_pi_iterator_t *pi, opj_cp_t *cp, int tileno) {
- int compno, pino;
- opj_tcp_t *tcp = &cp->tcps[tileno];
- if(pi) {
- for (pino = 0; pino < tcp->numpocs + 1; pino++) {
- if(pi[pino].comps) {
- for (compno = 0; compno < pi->numcomps; compno++) {
- opj_pi_comp_t *comp = &pi[pino].comps[compno];
- if(comp->resolutions) {
- opj_free(comp->resolutions);
- }
- }
- opj_free(pi[pino].comps);
- }
- }
- if(pi->include) {
- opj_free(pi->include);
- }
- opj_free(pi);
- }
+void pi_destroy(opj_pi_iterator_t *pi, opj_cp_t *cp, int tileno)
+{
+ int compno, pino;
+ opj_tcp_t *tcp = &cp->tcps[tileno];
+ if (pi) {
+ for (pino = 0; pino < tcp->numpocs + 1; pino++) {
+ if (pi[pino].comps) {
+ for (compno = 0; compno < pi->numcomps; compno++) {
+ opj_pi_comp_t *comp = &pi[pino].comps[compno];
+ if (comp->resolutions) {
+ opj_free(comp->resolutions);
+ }
+ }
+ opj_free(pi[pino].comps);
+ }
+ }
+ if (pi->include) {
+ opj_free(pi->include);
+ }
+ opj_free(pi);
+ }
}
-bool pi_next(opj_pi_iterator_t * pi) {
- switch (pi->poc.prg) {
- case LRCP:
- return pi_next_lrcp(pi);
- case RLCP:
- return pi_next_rlcp(pi);
- case RPCL:
- return pi_next_rpcl(pi);
- case PCRL:
- return pi_next_pcrl(pi);
- case CPRL:
- return pi_next_cprl(pi);
- }
-
- return false;
+bool pi_next(opj_pi_iterator_t * pi)
+{
+ switch (pi->poc.prg) {
+ case LRCP:
+ return pi_next_lrcp(pi);
+ case RLCP:
+ return pi_next_rlcp(pi);
+ case RPCL:
+ return pi_next_rpcl(pi);
+ case PCRL:
+ return pi_next_pcrl(pi);
+ case CPRL:
+ return pi_next_cprl(pi);
+ }
+
+ return false;
}