// Find the edges in the image
cvCanny( g_edges, g_edges, lowThreshold, lowThreshold*ratio, kernel_size );
//Save the image
//cvSaveImage("test_edge.jpg",g_edges,0);
// Find the edges in the image
cvCanny( g_edges, g_edges, lowThreshold, lowThreshold*ratio, kernel_size );
//Save the image
//cvSaveImage("test_edge.jpg",g_edges,0);