dbc.rar_OpenCV 摄像头_dbc

#include "cv.h" #include "highgui.h" int main( int argc, char** argv ) { CvCapture* capture = 0; IplImage* frame = 0; capture = cvCaptureFromCAM( 0 ); //capture = cvCaptureFromAVI("1.wmv");//播放视频 就换成这句 int fps=25; //捕捉帧率 //double fps = cvGetCaptureProperty(capture,CV_CAP_PROP_FPS); //视频帧率 //CvVideoWriter* writer = 0; //保存就加上这句 //int isColol=1; //int frameW=640; //int frameH=480; //writer=cvCreateVideoWriter("out.avi",CV_FOURCC('F','L','V','1'),fps,cvSize(frameW,frameH),isColol); cvNamedWindow( "摄像头", 1 ); //for(int i=0;i<50;i++) //2秒 for(;;) //一直读 { frame = cvQueryFrame( capture ); //cvWriteFrame(writer,frame ); cvShowImage( "摄像头", frame ); //显示一帧图像 cvWaitKey(1000 / fps);//视频速度 } // cvReleaseVideoWriter(&writer); cvReleaseImage(&frame); cvReleaseCapture( &capture ); //cvDestroyWindow("摄像头"); return 0; }