[Bf-blender-cvs] [5290c3a] master: Early out from gaussian blur if both sizes are zero

[Sergey Sharybin]

Commit: 5290c3a1454895dd946d122eef5fdf95a4b17f2c
Author: Sergey Sharybin
Date:   Sun Jul 20 14:32:09 2014 +0600
Branches: master

https://developer.blender.org/rB5290c3a1454895dd946d122eef5fdf95a4b17f2c

Early out from gaussian blur if both sizes are zero

===================================================================

M	source/blender/blenkernel/intern/seqeffects.c

===================================================================

diff --git a/source/blender/blenkernel/intern/seqeffects.c b/source/blender/blenkernel/intern/seqeffects.c
index 4c02b1b..0a856bd 100644
--- a/source/blender/blenkernel/intern/seqeffects.c
+++ b/source/blender/blenkernel/intern/seqeffects.c
@@ -2620,8 +2620,12 @@ static void copy_gaussian_blur_effect(Sequence *dst, Sequence *src)
 	dst->effectdata = MEM_dupallocN(src->effectdata);
 }
 
-static int early_out_gaussian_blur(Sequence *UNUSED(seq), float UNUSED(facf0), float UNUSED(facf1))
+static int early_out_gaussian_blur(Sequence *seq, float UNUSED(facf0), float UNUSED(facf1))
 {
+	GaussianBlurVars *data = seq->effectdata;
+	if (data->size_x == 0.0f && data->size_y == 0) {
+		return EARLY_USE_INPUT_1;
+	}
 	return EARLY_DO_EFFECT;
 }