Changed createHanningMats signature to void

Author: João Faro

src/kcftracker.cpp

@@ -479,7 +479,7 @@ cv::Mat KCFTracker::getFeatures(const cv::Mat & image, bool inithann, float scal
 }
 
 // Initialize Hanning window. Function called only in the first frame.
-bool KCFTracker::createHanningMats()
+void KCFTracker::createHanningMats()
 {   
     cv::Mat hann1t = cv::Mat(cv::Size(size_patch[1],1), CV_32F, cv::Scalar(0));
     cv::Mat hann2t = cv::Mat(cv::Size(1,size_patch[0]), CV_32F, cv::Scalar(0)); 

src/kcftracker.hpp

@@ -128,7 +128,7 @@ class KCFTracker : public Tracker
     cv::Mat getFeatures(const cv::Mat & image, bool inithann, float scale_adjust = 1.0f);
 
     // Initialize Hanning window. Function called only in the first frame.
-    bool createHanningMats();
+    void createHanningMats();
 
     // Calculate sub-pixel peak for one dimension
     float subPixelPeak(float left, float center, float right);