人脸识别C++源代码(4)

人脸识别C++源代码

else

{

char* filename = argc == 2 ? argv[1] : (char*)"lena.jpg";

IplImage* image = cvLoadImage( filename, 1 );

IplImage* temp = cvCreateImage( cvSize(image->width/2,image->height/2), 8, 3 );

if( image )

{

cvFlip( image, image, 0 );

image->origin = IPL_ORIGIN_BL;

detect_and_draw( image, temp );

cvWaitKey(0);

cvReleaseImage( &image );

cvReleaseImage( &temp );

}

cvDestroyWindow(WINNAME);

return 0;

}

return 0;

}

void detect_and_draw( IplImage* img, IplImage* temp )

{

int scale = 2;

CvPoint pt1, pt2;

int i;

cvPyrDown( img, temp, CV_GAUSSIAN_5x5 );

#ifdef WIN32

cvFlip( temp, temp, 0 );

#endif

cvClearMemStorage( storage );

if( hid_cascade )

{

CvSeq* faces = cvHaarDetectObjects( temp, hid_cascade, storage,

1.2, 2, CV_HAAR_DO_CANNY_PRUNING );

for( i = 0; i < (faces ? faces->total : 0); i++ )

{

CvRect* r = (CvRect*)cvGetSeqElem( faces, i, 0 );

pt1.x = r->x*scale;

pt2.x = (r->x+r->width)*scale;

#ifdef WIN32

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