/*改程序注意的地方
1、要在链接器附加依赖项加上opencv_objdetect244d.lib
2、人脸识别的分类器路劲要添加正确*/
#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 =
"D:\\lvse\\opencv\\data\\haarcascadeshaarcascade_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 = "D:\\lvse\\opencv\\data\\haarcascades\\haarcascade_frontalface_alt.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(;;)
{