基于opencv的人脸识别程序代码详解.doc

#include cv.h #include highgui.h #include stdio.h #ifdef _EiC #define WIN32 #endif static CvMemStorage* storage = 0; static CvHaarClassifierCascade* cascade = 0; void detect_and_draw( IplImage* image ); const char* cascade_name = haarcascade_frontalface_alt.xml;//人脸检测分类器 int main( int argc, char** argv ) { CvCapture* capture = 0; IplImage *frame, *frame_copy = 0; int optlen = strlen(--cascade=); const char* input_name; if( argc 1 strncmp( argv[1], --cascade=, optlen ) == 0 ) { cascade_name = argv[1] + optlen; input_name = argc 2 ? argv[2] : 0; } else { cascade_name = E:\毕业设计\智能机器人动态人脸识别系统\陈建州程序 .xml;//分类器路径 input_name = argc 1 ? argv[1] : 0; } cascade = (CvHaarClassifierCascade*)cvLoad( cascade_name, 0, 0, 0 ); if( !cascade )//如果没有找到分类器，输出以下 { fprintf( stderr, ERROR: Could not load classifier cascade\n ); fprintf( stderr, Usage: facedetect --cascade=\cascade_path\ [filename|camera_index]\n ); return -1; } storage = cvCreateMemStorage(0); capture = cvCaptureFromCAM( !input_name ? 0 : input_name[0] - 0 );//读取摄像头 if(!capture)//如果没有摄像头读取视频文件 capture = cvCaptureFromAVI(检测.avi); cvNamedWindow( result, 1);//创建窗口 if( capture ) { for(;;) { if( !cvGrabFrame( capture ))//从摄像头中抓取帧 break; frame = cvRetrieveFrame( capture );//读取上边抓取的帧 if( !frame ) break; if( !frame_copy ) frame_copy = cvCreateImage( cvSize(frame-width,frame-height), IPL_DEPTH_8U, frame-nChannels ); if( frame-origin == IPL_ORIGIN_TL ) cvCopy( frame, frame_copy, 0 ); else cvFlip( frame, frame_copy, 0 ); detect_and_draw( frame_copy ); if( cvWaitKey( 10 ) = 0 )