ffmpeg | branch: master | Michael Niedermayer <mich...@niedermayer.cc> | Sat Mar 11 03:25:41 2017 +0100| [47cc9c1d77f5362e1ba8cee604cb0853d3576b0b] | committer: Michael Niedermayer
avcodec/wavpack: Fix runtime error: signed integer overflow: -2147483648 + -83886075 cannot be represented in type 'int' Fixes: 761/clusterfuzz-testcase-5442222252097536 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=47cc9c1d77f5362e1ba8cee604cb0853d3576b0b --- libavcodec/wavpack.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavcodec/wavpack.h b/libavcodec/wavpack.h index 0196574..445d593 100644 --- a/libavcodec/wavpack.h +++ b/libavcodec/wavpack.h @@ -99,8 +99,8 @@ typedef struct WvChannel { // macros for manipulating median values #define GET_MED(n) ((c->median[n] >> 4) + 1) -#define DEC_MED(n) c->median[n] -= ((c->median[n] + (128 >> (n)) - 2) / (128 >> (n))) * 2 -#define INC_MED(n) c->median[n] += ((c->median[n] + (128 >> (n)) ) / (128 >> (n))) * 5 +#define DEC_MED(n) c->median[n] -= ((c->median[n] + (128 >> (n)) - 2) / (128 >> (n))) * 2U +#define INC_MED(n) c->median[n] += ((c->median[n] + (128 >> (n)) ) / (128 >> (n))) * 5U // macros for applying weight #define UPDATE_WEIGHT_CLIP(weight, delta, samples, in) \ _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
