From 7bab2814753326f74b0f0f158efb250b7f80442c Mon Sep 17 00:00:00 2001
From: Nedeljko Babic <nedeljko.babic@imgtec.com>
Date: Thu, 30 Apr 2015 13:51:36 +0200
Subject: [PATCH] libavutil/softfloat: Added av_normalize_sf in av_add_sf
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.babic@imgtec.com>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
---
libavutil/softfloat.h | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/libavutil/softfloat.h b/libavutil/softfloat.h
index 5f4ac26ae15..42b3c3ef98e 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;
}
--
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