#include 
    
   // OpenCV includes.
   #include 
   #include 
    
   int main(int argc, char* argv[])
   {
      // Make sure the user passed in the right number of arguments.
      if (argc != 2)
      {
         std::cout , JPG, PNG, PBM, PGM, PPM, SR, RAS, TIFF, TIF.
      IplImage* image = cvLoadImage(argv[1]);
    
      // Create a window with the given name (displayed at the top of the
      // window).  Also, we'll make it automatically resize to whatever content
      // it displays.
      cvNamedWindow("My Window", CV_WINDOW_AUTOSIZE);
    
      // Make the image show up in the named window.
      cvShowImage("My Window", image);
    
      // Pause here until the user presses a key.
      cvWaitKey(0);
    
      // Destroy the image and window.
      cvReleaseImage(&image);
      cvDestroyWindow("My Window");
    
      return 0;
   }