+++ /dev/null
-#include "cv.h"
-#include "highgui.h"
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <assert.h>
-#include <math.h>
-#include <float.h>
-#include <limits.h>
-#include <time.h>
-#include <ctype.h>
-
-#ifdef _EiC
-#define WIN32
-#endif
-
-static CvMemStorage* storage = 0;
-static CvHaarClassifierCascade* cascade = 0;
-static CvHaarClassifierCascade* nested_cascade = 0;
-int use_nested_cascade = 0;
-
-void detect_and_draw( IplImage* image );
-
-const char* cascade_name =
- "../../data/haarcascades/haarcascade_frontalface_alt.xml";
-/* "haarcascade_profileface.xml";*/
-const char* nested_cascade_name =
- "../../data/haarcascades/haarcascade_eye_tree_eyeglasses.xml";
-// "../../data/haarcascades/haarcascade_eye.xml";
-double scale = 1;
-
-int main( int argc, char** argv )
-{
- CvCapture* capture = 0;
- IplImage *frame, *frame_copy = 0;
- IplImage *image = 0;
- const char* scale_opt = "--scale=";
- int scale_opt_len = (int)strlen(scale_opt);
- const char* cascade_opt = "--cascade=";
- int cascade_opt_len = (int)strlen(cascade_opt);
- const char* nested_cascade_opt = "--nested-cascade";
- int nested_cascade_opt_len = (int)strlen(nested_cascade_opt);
- int i;
- const char* input_name = 0;
-
- for( i = 1; i < argc; i++ )
- {
- if( strncmp( argv[i], cascade_opt, cascade_opt_len) == 0 )
- cascade_name = argv[i] + cascade_opt_len;
- else if( strncmp( argv[i], nested_cascade_opt, nested_cascade_opt_len ) == 0 )
- {
- if( argv[i][nested_cascade_opt_len] == '=' )
- nested_cascade_name = argv[i] + nested_cascade_opt_len + 1;
- nested_cascade = (CvHaarClassifierCascade*)cvLoad( nested_cascade_name, 0, 0, 0 );
- if( !nested_cascade )
- fprintf( stderr, "WARNING: Could not load classifier cascade for nested objects\n" );
- }
- else if( strncmp( argv[i], scale_opt, scale_opt_len ) == 0 )
- {
- if( !sscanf( argv[i] + scale_opt_len, "%lf", &scale ) || scale < 1 )
- scale = 1;
- }
- else if( argv[i][0] == '-' )
- {
- fprintf( stderr, "WARNING: Unknown option %s\n", argv[i] );
- }
- else
- input_name = argv[i];
- }
-
- cascade = (CvHaarClassifierCascade*)cvLoad( cascade_name, 0, 0, 0 );
-
- if( !cascade )
- {
- fprintf( stderr, "ERROR: Could not load classifier cascade\n" );
- fprintf( stderr,
- "Usage: facedetect [--cascade=\"<cascade_path>\"]\n"
- " [--nested-cascade[=\"nested_cascade_path\"]]\n"
- " [--scale[=<image scale>\n"
- " [filename|camera_index]\n" );
- return -1;
- }
- storage = cvCreateMemStorage(0);
-
- if( !input_name || (isdigit(input_name[0]) && input_name[1] == '\0') )
- capture = cvCaptureFromCAM( !input_name ? 0 : input_name[0] - '0' );
- else if( input_name )
- {
- image = cvLoadImage( input_name, 1 );
- if( !image )
- capture = cvCaptureFromAVI( input_name );
- }
- else
- image = cvLoadImage( "lena.jpg", 1 );
-
- cvNamedWindow( "result", 1 );
-
- if( capture )
- {
- for(;;)
- {
- if( !cvGrabFrame( capture ))
- break;
- frame = cvRetrieveFrame( capture );
- 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 )
- goto _cleanup_;
- }
-
- cvWaitKey(0);
-_cleanup_:
- cvReleaseImage( &frame_copy );
- cvReleaseCapture( &capture );
- }
- else
- {
- if( image )
- {
- detect_and_draw( image );
- cvWaitKey(0);
- cvReleaseImage( &image );
- }
- else if( input_name )
- {
- /* assume it is a text file containing the
- list of the image filenames to be processed - one per line */
- FILE* f = fopen( input_name, "rt" );
- if( f )
- {
- char buf[1000+1];
- while( fgets( buf, 1000, f ) )
- {
- int len = (int)strlen(buf), c;
- while( len > 0 && isspace(buf[len-1]) )
- len--;
- buf[len] = '\0';
- printf( "file %s\n", buf );
- image = cvLoadImage( buf, 1 );
- if( image )
- {
- detect_and_draw( image );
- c = cvWaitKey(0);
- if( c == 27 || c == 'q' || c == 'Q' )
- break;
- cvReleaseImage( &image );
- }
- }
- fclose(f);
- }
- }
- }
-
- cvDestroyWindow("result");
-
- return 0;
-}
-
-void detect_and_draw( IplImage* img )
-{
- static CvScalar colors[] =
- {
- {{0,0,255}},
- {{0,128,255}},
- {{0,255,255}},
- {{0,255,0}},
- {{255,128,0}},
- {{255,255,0}},
- {{255,0,0}},
- {{255,0,255}}
- };
-
- IplImage *gray, *small_img;
- int i, j;
-
- gray = cvCreateImage( cvSize(img->width,img->height), 8, 1 );
- small_img = cvCreateImage( cvSize( cvRound (img->width/scale),
- cvRound (img->height/scale)), 8, 1 );
-
- cvCvtColor( img, gray, CV_BGR2GRAY );
- cvResize( gray, small_img, CV_INTER_LINEAR );
- cvEqualizeHist( small_img, small_img );
- cvClearMemStorage( storage );
-
- if( cascade )
- {
- double t = (double)cvGetTickCount();
- CvSeq* faces = cvHaarDetectObjects( small_img, cascade, storage,
- 1.1, 2, 0
- //|CV_HAAR_FIND_BIGGEST_OBJECT
- //|CV_HAAR_DO_ROUGH_SEARCH
- |CV_HAAR_DO_CANNY_PRUNING
- //|CV_HAAR_SCALE_IMAGE
- ,
- cvSize(30, 30) );
- t = (double)cvGetTickCount() - t;
- printf( "detection time = %gms\n", t/((double)cvGetTickFrequency()*1000.) );
- for( i = 0; i < (faces ? faces->total : 0); i++ )
- {
- CvRect* r = (CvRect*)cvGetSeqElem( faces, i );
- CvMat small_img_roi;
- CvSeq* nested_objects;
- CvPoint center;
- CvScalar color = colors[i%8];
- int radius;
- center.x = cvRound((r->x + r->width*0.5)*scale);
- center.y = cvRound((r->y + r->height*0.5)*scale);
- radius = cvRound((r->width + r->height)*0.25*scale);
- cvCircle( img, center, radius, color, 3, 8, 0 );
- if( !nested_cascade )
- continue;
- cvGetSubRect( small_img, &small_img_roi, *r );
- nested_objects = cvHaarDetectObjects( &small_img_roi, nested_cascade, storage,
- 1.1, 2, 0
- //|CV_HAAR_FIND_BIGGEST_OBJECT
- //|CV_HAAR_DO_ROUGH_SEARCH
- //|CV_HAAR_DO_CANNY_PRUNING
- //|CV_HAAR_SCALE_IMAGE
- ,
- cvSize(0, 0) );
- for( j = 0; j < (nested_objects ? nested_objects->total : 0); j++ )
- {
- CvRect* nr = (CvRect*)cvGetSeqElem( nested_objects, j );
- center.x = cvRound((r->x + nr->x + nr->width*0.5)*scale);
- center.y = cvRound((r->y + nr->y + nr->height*0.5)*scale);
- radius = cvRound((nr->width + nr->height)*0.25*scale);
- cvCircle( img, center, radius, color, 3, 8, 0 );
- }
- }
- }
-
- cvShowImage( "result", img );
- cvReleaseImage( &gray );
- cvReleaseImage( &small_img );
-}
projects / opencv / blobdiff