Added exception handling in videobuffer

src/videobuffer.cpp

@@ -95,6 +95,10 @@ void imageCollectionThread(void* arg)
   
   VideoDispatcher* dispatcher = (VideoDispatcher*) arg;
 
+  while (dispatcher->active)
+  {
+    try
+    {
       cv::VideoCapture cap=cv::VideoCapture();
       cap.open(dispatcher->mjpeg_url);
       
@@ -134,4 +138,16 @@ void imageCollectionThread(void* arg)
 	// Delay 100ms
 	usleep(100000);
       }
+    }
+    catch (const std::runtime_error& error)
+    {
+      // Error occured while trying to gather image.  Retry, don't exit.
+      std::cerr << "VideoBuffer exception: " << error.what() << std::endl;
+    }
+    // Delay 1 second
+    usleep(1000000);
+    
+  }
+
+  
 }

src/videobuffer.h

@@ -2,6 +2,7 @@
 #define OPENALPR_VIDEOBUFFER_H
 
 #include <cstdio>
+#include <stdexcept>
 
 #include "opencv2/highgui/highgui.hpp"