Update bgfg_gaussmix2.cpp

grundman · web-flow · commit 7295dd7dece3 · 2017-03-14T16:57:50.000-07:00
1e-12 -&gt; DBL_EPSILON
diff --git a/modules/video/src/bgfg_gaussmix2.cpp b/modules/video/src/bgfg_gaussmix2.cpp
@@ -696,7 +696,7 @@ class MOG2Invoker : public ParallelLoopBody
                 // Renormalize weights. In the special case that the pixel does
                 // not agree with any modes, set weights to zero (a new mode will be added below).
                 float invWeight = 0.f;
-                if (fabs(totalWeight) > 1e-12f) {
+                if (fabs(totalWeight) > DBL_EPSILON) {
                     invWeight = 1.f/totalWeight;
                 }
 
@@ -906,7 +906,7 @@ void BackgroundSubtractorMOG2Impl::getBackgroundImage_intern(OutputArray backgro
                     break;
             }
             float invWeight = 0.f;
-            if (fabs(totalWeight) > 1e-12f) {
+            if (fabs(totalWeight) > DBL_EPSILON) {
                 invWeight = 1.f/totalWeight;
             }
 

Original file line number	Diff line number	Diff line change
`@@ -696,7 +696,7 @@ class MOG2Invoker : public ParallelLoopBody`
`696`	`696`	`// Renormalize weights. In the special case that the pixel does`
`697`	`697`	`// not agree with any modes, set weights to zero (a new mode will be added below).`
`698`	`698`	`float invWeight = 0.f;`
`699`		`- if (fabs(totalWeight) > 1e-12f) {`
	`699`	`+ if (fabs(totalWeight) > DBL_EPSILON) {`
`700`	`700`	`invWeight = 1.f/totalWeight;`
`701`	`701`	`}`
`702`	`702`
`@@ -906,7 +906,7 @@ void BackgroundSubtractorMOG2Impl::getBackgroundImage_intern(OutputArray backgro`
`906`	`906`	`break;`
`907`	`907`	`}`
`908`	`908`	`float invWeight = 0.f;`
`909`		`- if (fabs(totalWeight) > 1e-12f) {`
	`909`	`+ if (fabs(totalWeight) > DBL_EPSILON) {`
`910`	`910`	`invWeight = 1.f/totalWeight;`
`911`	`911`	`}`
`912`	`912`