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found a bug in tcd.c that was preventing to find the correct threshold in tcd_rateallocate.c for high-precision images. Applied a temporary patch but a better solution should be found.

This commit is contained in:
Antonin Descampe 2008-08-22 16:18:17 +00:00
parent 4a90f97639
commit 73d8401465
2 changed files with 4 additions and 1 deletions
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3
ChangeLog
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@ -5,6 +5,9 @@ What's New for OpenJPEG
! : changed
+ : added
August 21, 2008
* [antonin] found a bug in tcd.c that was preventing to find the correct threshold in tcd_rateallocate.c for high-precision images. Applied a temporary patch but a better solution should be found.
August 21, 2008
* [antonin] fixed a bug in image_to_j2k.c that was preventing the 'r' option to work properly (everything was compressed lossless regardless of the specified rate).

2
libopenjpeg/tcd.c
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@ -1094,7 +1094,7 @@ bool tcd_rateallocate(opj_tcd_t *tcd, unsigned char *dest, int len, opj_codestre
opj_t2_t *t2 = t2_create(tcd->cinfo, tcd->image, cp);
double thresh = 0;
for (i = 0; i < 32; i++) {
for (i = 0; i < 128; i++) {
int l = 0;
double distoachieved = 0; /* fixed_quality */
thresh = (lo + hi) / 2;