open 加载和处理图像

如何加载和显示图像

/* usage: prog <image_name> */#include "cv.h"#include "highgui.h"int main( int argc, char** argv ){    IplImage* img;    if( argc == 2 && (img = cvLoadImage( argv[1], 1)) != 0 )    {        cvNamedWindow( "Image view", 1 );        cvShowImage( "Image view", img );        cvWaitKey(0); // very important, contains event processing loop inside        cvDestroyWindow( "Image view" );        cvReleaseImage( &img );        return 0;    }    return -1;}