diff options
Diffstat (limited to 'libavcodec/jpeg2000.c')
| -rw-r--r-- | libavcodec/jpeg2000.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/libavcodec/jpeg2000.c b/libavcodec/jpeg2000.c index d2dbffa858..427f6f7423 100644 --- a/libavcodec/jpeg2000.c +++ b/libavcodec/jpeg2000.c @@ -402,13 +402,14 @@ int ff_jpeg2000_init_component(Jpeg2000Component *comp, prec->coord[1][1] = FFMIN(prec->coord[1][1], band->coord[1][1]); prec->nb_codeblocks_width = - ff_jpeg2000_ceildivpow2(prec->coord[0][1] - - prec->coord[0][0], - band->log2_cblk_width); + ff_jpeg2000_ceildivpow2(prec->coord[0][1], + band->log2_cblk_width) + - (prec->coord[0][0] >> band->log2_cblk_width); prec->nb_codeblocks_height = - ff_jpeg2000_ceildivpow2(prec->coord[1][1] - - prec->coord[1][0], - band->log2_cblk_height); + ff_jpeg2000_ceildivpow2(prec->coord[1][1], + band->log2_cblk_height) + - (prec->coord[1][0] >> band->log2_cblk_height); + /* Tag trees initialization */ prec->cblkincl = |