This fixes a SIGFPE crash in the aac_fixed decoder.
Signed-off-by: Andreas Cadhalpun <[email protected]>
---
libavcodec/aacsbr_fixed.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/libavcodec/aacsbr_fixed.c b/libavcodec/aacsbr_fixed.c
index f942d74..efe40f2 100644
--- a/libavcodec/aacsbr_fixed.c
+++ b/libavcodec/aacsbr_fixed.c
@@ -434,8 +434,8 @@ static void sbr_gain_calc(AACContext *ac,
SpectralBandReplication *sbr,
gain_max = FLOAT_100000;
for (m = sbr->f_tablelim[k] - sbr->kx[1]; m < sbr->f_tablelim[k +
1] - sbr->kx[1]; m++) {
SoftFloat q_m_max = av_div_sf(
- av_mul_sf(sbr->q_m[e][m], gain_max),
- sbr->gain[e][m]);
+ av_add_sf(FLOAT_EPSILON,
av_mul_sf(sbr->q_m[e][m], gain_max)),
+ av_add_sf(FLOAT_EPSILON,
sbr->gain[e][m]));
if (av_gt_sf(sbr->q_m[e][m], q_m_max))
sbr->q_m[e][m] = q_m_max;
if (av_gt_sf(sbr->gain[e][m], gain_max))
--
2.6.2
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