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[trunk] JP3D: completely redo the opj_tgt_create function. Take as input the initial opj_tgt_create as found in openjpeg 1.5, and extend with the 3rd dimension.

This commit is contained in:
Mathieu Malaterre 2012-12-11 14:09:24 +00:00
parent c075742bc8
commit 8c9151c86b
1 changed files with 20 additions and 25 deletions
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39
src/lib/openjp3d/tgt.c
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@ -68,6 +68,7 @@ opj_tgt_tree_t *tgt_create(int numleafsh, int numleafsv, int numleafsz) {
opj_tgt_node_t *node = NULL;
opj_tgt_node_t *parentnode = NULL;
opj_tgt_node_t *parentnode0 = NULL;
opj_tgt_node_t *parentnode1 = NULL;
opj_tgt_tree_t *tree = NULL;
int i, j, k, p, p0;
int numlvls;
@ -108,38 +109,32 @@ opj_tgt_tree_t *tgt_create(int numleafsh, int numleafsv, int numleafsz) {
node = tree->nodes;
parentnode = &tree->nodes[tree->numleafsh * tree->numleafsv * tree->numleafsz];
parentnode0 = parentnode;
p = tree->numleafsh * tree->numleafsv * tree->numleafsz;
p0 = p;
n = 0;
parentnode1 = parentnode;
/*fprintf(stdout,"\nH %d V %d Z %d numlvls %d nodes %d\n",tree->numleafsh,tree->numleafsv,tree->numleafsz,numlvls,tree->numnodes);*/
for (i = 0; i < numlvls - 1; ++i) {
for (z = 0; z < nplz[i]; ++z) {
for (j = 0; j < nplv[i]; ++j) {
k = nplh[i]*nplz[i];
k = nplh[i];
while(--k >= 0) {
node->parent = parentnode; /*fprintf(stdout,"node[%d].parent = node[%d]\n",n,p);*/
++node; ++n;
if (--k >= 0 && n < p) {
++node;
if(--k >= 0) {
node->parent = parentnode; /*fprintf(stdout,"node[%d].parent = node[%d]\n",n,p);*/
++node; ++n;
++node;
}
if (nplz[i] != 1){ /*2D operation vs 3D operation*/
if (--k >= 0 && n < p) {
node->parent = parentnode; /*fprintf(stdout,"node[%d].parent = node[%d]\n",n,p);*/
++node; ++n;
}
if (--k >= 0 && n < p) {
node->parent = parentnode; /*fprintf(stdout,"node[%d].parent = node[%d]\n",n,p);*/
++node; ++n;
}
}
++parentnode; ++p;
++parentnode;
}
if((j & 1) || j == nplv[i] - 1) {
parentnode0 = parentnode; p0 = p; /*fprintf(stdout,"parent = node[%d] \n",p);*/
parentnode0 = parentnode;
} else {
parentnode = parentnode0; p = p0; /*fprintf(stdout,"parent = node[%d] \n",p);*/
parentnode0 += nplh[i]*nplz[i]; p0 += nplh[i]*nplz[i];
parentnode = parentnode0;
}
}
if ((z & 1) || z == nplz[i] - 1) {
parentnode1 = parentnode;
} else {
parentnode0 = parentnode1;
parentnode = parentnode1;
}
}
}