lrint is faster and conveys the intent better here. It is safe as long int has
at least 32 bits.
Signed-off-by: Ganesh Ajjanagadde <gajjanaga...@gmail.com>
---
libavfilter/vf_idet.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavfilter/vf_idet.c b/libavfilter/vf_idet.c
index e4fe6cb..60ec23a 100644
--- a/libavfilter/vf_idet.c
+++ b/libavfilter/vf_idet.c
@@ -409,7 +409,7 @@ static av_cold int init(AVFilterContext *ctx)
memset(idet->history, UNDETERMINED, HIST_SIZE);
if( idet->half_life > 0 )
- idet->decay_coefficient = (uint64_t) round( PRECISION * exp2(-1.0 /
idet->half_life) );
+ idet->decay_coefficient = lrint( PRECISION * exp2(-1.0 /
idet->half_life) );
else
idet->decay_coefficient = PRECISION;
--
2.6.4
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