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avcodec/jpeg2000dwt: assert that mod == 0 for encoding

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We are missing the handling of some special cases for this.
These cases should be unused and there should be no reason
to ever use them unless some spec dictates their use

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2015-06-16 21:22:40 +02:00
parent 28efeb6502
commit 1125c71fd7
1 changed files with 5 additions and 0 deletions
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5
libavcodec/jpeg2000dwt.c
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@ -25,6 +25,7 @@
* Discrete wavelet transform
*/
#include "libavutil/avassert.h"
#include "libavutil/common.h"
#include "libavutil/mem.h"
#include "jpeg2000dwt.h"
@ -109,6 +110,7 @@ static void dwt_encode53(DWTContext *s, int *t)
lp;
int *l;
av_assert1(!mh && !mv);
// HOR_SD
l = line + mh;
for (lp = 0; lp < lv; lp++){
@ -179,6 +181,7 @@ static void dwt_encode97_float(DWTContext *s, float *t)
lp;
float *l;
av_assert1(!mh && !mv);
// HOR_SD
l = line + mh;
for (lp = 0; lp < lv; lp++){
@ -250,6 +253,8 @@ static void dwt_encode97_int(DWTContext *s, int *t)
lp;
int *l;
av_assert1(!mh && !mv);
// HOR_SD
l = line + mh;
for (lp = 0; lp < lv; lp++){