fixed demo and template

examples/Demo.cpp

@@ -31,8 +31,10 @@ int main(int argc, char **argv)
 
   /* Background Subtraction Methods */
   auto algorithmsName = BGS_Factory::Instance()->GetRegisteredAlgorithmsName();
-
-  auto key = 0;
+  
+  std::cout << "List of available algorithms:" << std::endl;
+  std::copy(algorithmsName.begin(), algorithmsName.end(), std::ostream_iterator<std::string>(std::cout, "\n"));
+  
   for (const std::string& algorithmName : algorithmsName)
   {
     std::cout << "Running " << algorithmName << std::endl;
@@ -43,6 +45,7 @@ int main(int argc, char **argv)
     capture.set(CV_CAP_PROP_POS_FRAMES, 0); // Set index to 0 (start frame)
     auto frame_counter = 0;
     std::cout << "Press 's' to stop:" << std::endl;
+    auto key = 0;
     while (key != 's')
     {
       // Capture frame-by-frame

examples/Demo2.cpp

@@ -19,8 +19,10 @@ int main(int argc, char **argv)
 
   /* Background Subtraction Methods */
   auto algorithmsName = BGS_Factory::Instance()->GetRegisteredAlgorithmsName();
-
-  auto key = 0;
+  
+  std::cout << "List of available algorithms:" << std::endl;
+  std::copy(algorithmsName.begin(), algorithmsName.end(), std::ostream_iterator<std::string>(std::cout, "\n"));
+  
   for (const std::string& algorithmName : algorithmsName)
   {
     std::cout << "Running " << algorithmName << std::endl;
@@ -28,6 +30,7 @@ int main(int argc, char **argv)
 
     auto frame_counter = 0;
     std::cout << "Press 's' to stop:" << std::endl;
+    auto key = 0;
     while (key != 's')
     {
       // Capture frame-by-frame

src/algorithms/_template_/MyBGS.cpp

@@ -26,9 +26,22 @@ void MyBGS::process(const cv::Mat &img_input, cv::Mat &img_output, cv::Mat &img_
     cv::cvtColor(img_foreground, img_foreground, CV_BGR2GRAY);
 
   cv::threshold(img_foreground, img_foreground, 15, 255, cv::THRESH_BINARY);
+  
+#ifndef MEX_COMPILE_FLAG
+  if (showOutput)
+    cv::imshow(algorithmName + "_FG", img_foreground);
+#endif
 
   img_foreground.copyTo(img_output);
   img_previous.copyTo(img_bgmodel);
 
   img_input.copyTo(img_previous);
 }
+
+void MyBGS::save_config(cv::FileStorage &fs) {
+  fs << "showOutput" << showOutput;
+}
+
+void MyBGS::load_config(cv::FileStorage &fs) {
+  fs["showOutput"] >> showOutput;
+}

src/algorithms/_template_/MyBGS.h

@@ -20,8 +20,8 @@ namespace bgslibrary
       void process(const cv::Mat &img_input, cv::Mat &img_output, cv::Mat &img_bgmodel);
 
     private:
-      void save_config(cv::FileStorage &fs) {}
-      void load_config(cv::FileStorage &fs) {}
+      void save_config(cv::FileStorage &fs);
+      void load_config(cv::FileStorage &fs);
     };
 
     bgs_register(MyBGS);