Singularity-Viewer/SingularityViewer
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

OpenJPEG 1.4 stable

Browse Source
This commit is contained in:
Siana Gearz
2011-04-06 04:23:16 +02:00
parent b7cc1932f1
commit 3fca56df23
20 changed files with 719 additions and 260 deletions
Download Patch File Download Diff File Expand all files Collapse all files

28
indra/libopenjpeg/tcd.c
View File

@@ -1376,11 +1376,15 @@ bool tcd_decode_tile(opj_tcd_t *tcd, unsigned char *src, int len, int tileno, op
for (compno = 0; compno < tile->numcomps; ++compno) {
opj_tcd_tilecomp_t* tilec = &tile->comps[compno];
/* The +3 is headroom required by the vectorized DWT */
tilec->data = (int*) opj_aligned_malloc((((tilec->x1 - tilec->x0) * (tilec->y1 - tilec->y0))+3) * sizeof(int));
if(tilec->data)
t1_decode_cblks(t1, tilec, &tcd->tcp->tccps[compno]);
else
opj_event_msg(tcd->cinfo, EVT_ERROR, "tcd_decode: tile size invalid\n");
tilec->datasize=(((tilec->x1 - tilec->x0) * (tilec->y1 - tilec->y0))+3) * sizeof(int);
tilec->data = (int*) opj_aligned_malloc(tilec->datasize);
if(!t1_decode_cblks(t1, tilec, &tcd->tcp->tccps[compno]))
{
opj_event_msg(tcd->cinfo, EVT_ERROR, "Error decoding tile.\n");
opj_aligned_free(tilec->data);
t1_destroy(t1);
return false;
}
}
t1_destroy(t1);
t1_time = opj_clock() - t1_time;
@@ -1403,11 +1407,6 @@ bool tcd_decode_tile(opj_tcd_t *tcd, unsigned char *src, int len, int tileno, op
}
}
if(!tilec->data) {
opj_event_msg(tcd->cinfo, EVT_ERROR, "Error decoding tile. null data\n");
return false;
}
numres2decode = tcd->image->comps[compno].resno_decoded + 1;
if(numres2decode > 0){
if (tcd->tcp->tccps[compno].qmfbid == 1) {
@@ -1457,7 +1456,8 @@ bool tcd_decode_tile(opj_tcd_t *tcd, unsigned char *src, int len, int tileno, op
int i, j;
if(!imagec->data){
imagec->data = (int*) opj_malloc(imagec->w * imagec->h * sizeof(int));
imagec->datasize = imagec->w * imagec->h * sizeof(int);
imagec->data = (int*) opj_malloc(imagec->datasize);
}
if(tcd->tcp->tccps[compno].qmfbid == 1) {
for(j = res->y0; j < res->y1; ++j) {
@@ -1468,6 +1468,12 @@ bool tcd_decode_tile(opj_tcd_t *tcd, unsigned char *src, int len, int tileno, op
}
}
}else{
if((imagec->datasize - (((res->x1) - offset_x) + ((res->y1) - offset_y) * w)) < 1)
{
opj_event_msg(tcd->cinfo, EVT_ERROR, "tcd_decode: Tile not large enough for data\n");
opj_aligned_free(tilec->data);
return false;
}
for(j = res->y0; j < res->y1; ++j) {
for(i = res->x0; i < res->x1; ++i) {
float tmp = ((float*)tilec->data)[i - res->x0 + (j - res->y0) * tw];