[FFmpeg-devel] [PATCH] avcodec/aacsbr: Fix libavcodec/aacsbr.c:257:59: runtime error: division by zero
Michael Niedermayer
michael at niedermayer.cc
Sun May 28 22:19:23 EEST 2017
Fixes: 1882/clusterfuzz-testcase-minimized-5539735650959360
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
---
libavcodec/aacsbr.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/libavcodec/aacsbr.c b/libavcodec/aacsbr.c
index 15956e3f05..1d2a8d472d 100644
--- a/libavcodec/aacsbr.c
+++ b/libavcodec/aacsbr.c
@@ -241,6 +241,7 @@ static void sbr_gain_calc(AACContext *ac, SpectralBandReplication *sbr,
((1.0f + sbr->e_curr[e][m]) *
(1.0f + sbr->q_mapped[e][m])));
}
+ sbr->gain[e][m] += FLT_MIN;
}
for (m = sbr->f_tablelim[k] - sbr->kx[1]; m < sbr->f_tablelim[k + 1] - sbr->kx[1]; m++) {
sum[0] += sbr->e_origmapped[e][m];
--
2.13.0
More information about the ffmpeg-devel
mailing list