This will normalize sums for which mantissa is smaller than the lower boundary
(needed for implementation of fixed point aac decoder).
Signed-off-by: Nedeljko Babic <nedeljko.ba...@imgtec.com>
---
libavutil/softfloat.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/libavutil/softfloat.h b/libavutil/softfloat.h
index 5f4ac26..42b3c3e 100644
--- a/libavutil/softfloat.h
+++ b/libavutil/softfloat.h
@@ -105,8 +105,8 @@ static inline av_const int av_cmp_sf(SoftFloat a, SoftFloat
b){
static inline av_const SoftFloat av_add_sf(SoftFloat a, SoftFloat b){
int t= a.exp - b.exp;
if (t <-31) return b;
- else if (t < 0) return av_normalize1_sf((SoftFloat){b.mant + (a.mant >>
(-t)), b.exp});
- else if (t < 32) return av_normalize1_sf((SoftFloat){a.mant + (b.mant >>
t ), a.exp});
+ else if (t < 0) return av_normalize_sf(av_normalize1_sf((SoftFloat){
b.mant + (a.mant >> (-t)), b.exp}));
+ else if (t < 32) return av_normalize_sf(av_normalize1_sf((SoftFloat){
a.mant + (b.mant >> t ), a.exp}));
else return a;
}
--
1.8.2.1
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