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Code Issues Releases Activity

jpeg2000dec: assert that curtileno is valid when used

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Fixes CID1026755
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-06-03 14:37:16 +02:00
parent 234f76ae7d
commit bbf43c70dd
1 changed files with 2 additions and 0 deletions
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2
libavcodec/jpeg2000dec.c
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@ -25,6 +25,7 @@
* JPEG 2000 image decoder * JPEG 2000 image decoder
*/ */
#include "libavutil/avassert.h"
#include "libavutil/common.h" #include "libavutil/common.h"
#include "libavutil/opt.h" #include "libavutil/opt.h"
#include "avcodec.h" #include "avcodec.h"
@ -1230,6 +1231,7 @@ static int jpeg2000_read_main_headers(Jpeg2000DecoderContext *s)
break; break;
case JPEG2000_SOT: case JPEG2000_SOT:
if (!(ret = get_sot(s, len))) { if (!(ret = get_sot(s, len))) {
av_assert1(s->curtileno >= 0);
codsty = s->tile[s->curtileno].codsty; codsty = s->tile[s->curtileno].codsty;
qntsty = s->tile[s->curtileno].qntsty; qntsty = s->tile[s->curtileno].qntsty;
properties = s->tile[s->curtileno].properties; properties = s->tile[s->curtileno].properties;