[FFmpeg-devel] [PATCH 1/5] lavfi/vf_hue: replace rint by lrint

[Ganesh Ajjanagadde]

avoids float to int cast, and is slightly superior in terms of rounding
("Dutch/Gauss rounding").

Signed-off-by: Ganesh Ajjanagadde <gajjanagadde at gmail.com>
---
 libavfilter/vf_hue.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavfilter/vf_hue.c b/libavfilter/vf_hue.c
index 2c1b34e..92607f1 100644
--- a/libavfilter/vf_hue.c
+++ b/libavfilter/vf_hue.c
@@ -105,8 +105,8 @@ static inline void compute_sin_and_cos(HueContext *hue)
      * the saturation.
      * This will be useful in the apply_lut function.
      */
-    hue->hue_sin = rint(sin(hue->hue) * (1 << 16) * hue->saturation);
-    hue->hue_cos = rint(cos(hue->hue) * (1 << 16) * hue->saturation);
+    hue->hue_sin = lrint(sin(hue->hue) * (1 << 16) * hue->saturation);
+    hue->hue_cos = lrint(cos(hue->hue) * (1 << 16) * hue->saturation);
 }
 
 static inline void create_luma_lut(HueContext *h)
-- 
2.6.4