參考代碼:
int?main(){
IplImage*?src?=?cvLoadImage("1.jpg"); IplImage*?gray?=?cvCreateImage(cvGetSize(src),?src->depth,?1);?//?灰度圖 if?(src->nChannels?==?1) {cvCopy(src,gray);
} else{
cvCvtColor(src,gray,CV_BGR2GRAY);?//轉換為灰度圖}
cvReleaseImage(&src);
cvReleaseImage(&gray);
return?0;
}