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Main.cpp
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Main.cpp
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#include <stdio.h>
#include "cv.h"
#include "highgui.h"
#include "trackingClass.h"
#include "imageFilter.h"
#define TPL_WIDTH 12 /* template width */
#define TPL_HEIGHT 12 /* template height */
#define WINDOW_WIDTH 24 /* search window width */
#define WINDOW_HEIGHT 24 /* search window height */
#define THRESHOLD 0.25
trackingClass faceTrack; /*tracking class object*/
imageFilter filter; /*filter class object*/
/* mouse handler */
void mouseHandler( int event, int x, int y, int flags, void *param);
int main( int argc, char** argv )
{
CvCapture *capture;
int key = 0;
capture = cvCaptureFromCAM( 0 );
if( !capture ) return 1;
faceTrack.frame = cvQueryFrame( capture );
if ( !faceTrack.frame ) return 1;
/* create template image */
faceTrack.tmplLeftEye = cvCreateImage( cvSize( TPL_WIDTH, TPL_HEIGHT ),
faceTrack.frame->depth, faceTrack.frame->nChannels );
faceTrack.tmplRightEye = cvCreateImage( cvSize( TPL_WIDTH, TPL_HEIGHT ),
faceTrack.frame->depth, faceTrack.frame->nChannels );
faceTrack.tmplLeftMouth = cvCreateImage( cvSize( TPL_WIDTH, TPL_HEIGHT ),
faceTrack.frame->depth, faceTrack.frame->nChannels );
faceTrack.tmplRightMouth = cvCreateImage( cvSize( TPL_WIDTH, TPL_HEIGHT ),
faceTrack.frame->depth, faceTrack.frame->nChannels );
faceTrack.tmplNose = cvCreateImage( cvSize( TPL_WIDTH, TPL_HEIGHT ),
faceTrack.frame->depth, faceTrack.frame->nChannels );
/* create image for template matching result */
faceTrack.tmLeftEye = cvCreateImage( cvSize( WINDOW_WIDTH - TPL_WIDTH + 1,
WINDOW_HEIGHT - TPL_HEIGHT + 1 ),
IPL_DEPTH_32F, 1 );
faceTrack.tmRightEye = cvCreateImage( cvSize( WINDOW_WIDTH - TPL_WIDTH + 1,
WINDOW_HEIGHT - TPL_HEIGHT + 1 ),
IPL_DEPTH_32F, 1 );
faceTrack.tmLeftMouth = cvCreateImage( cvSize( WINDOW_WIDTH - TPL_WIDTH + 1,
WINDOW_HEIGHT - TPL_HEIGHT + 1 ),
IPL_DEPTH_32F, 1 );
faceTrack.tmRightMouth = cvCreateImage( cvSize( WINDOW_WIDTH - TPL_WIDTH + 1,
WINDOW_HEIGHT - TPL_HEIGHT + 1 ),
IPL_DEPTH_32F, 1 );
faceTrack.tmNose = cvCreateImage( cvSize( WINDOW_WIDTH - TPL_WIDTH + 1,
WINDOW_HEIGHT - TPL_HEIGHT + 1 ),
IPL_DEPTH_32F, 1 );
cvNamedWindow( "video", CV_WINDOW_NORMAL | CV_WINDOW_FREERATIO);
cvSetMouseCallback( "video", mouseHandler, NULL );
while( key != 'q' ) {
faceTrack.frame = cvQueryFrame( capture );
if( !faceTrack.frame ) break;
/* perform tracking if template is available */
if( faceTrack.left_eye_tracking ) faceTrack.trackLeftEye();
if (faceTrack.right_eye_tracking) faceTrack.trackRightEye();
if (faceTrack.left_mouth_tracking) faceTrack.trackLeftMouth();
if (faceTrack.right_mouth_tracking) faceTrack.trackRightMouth();
if (faceTrack.nose_tracking) faceTrack.trackNose();
/*if user hits the space bar capture neutral face data*/
if (key == 32)
{ faceTrack.captureNeutralFace(); }
/*if user hits escape key reset data*/
if (key == 27)
{ faceTrack.resetData(); }
/*if we have neutral face data begin to capture facial expressions*/
if (faceTrack.neutralDataCaptured)
{ faceTrack.getFaceData(); }
/*if user hits c key display image based on current facial expression*/
if (key == 'c')
{
if (faceTrack.smile == true && faceTrack.eyeRaised == true)
{
filter.expressionFilter(3.0,100);
}
else if (faceTrack.smile == true && faceTrack.eyeFurrow == true)
{
filter.expressionFilter(1.0,100 );
}
else if (faceTrack.frown == true && faceTrack.eyeRaised == true)
{
filter.expressionFilter(3.0,20);
}
else if (faceTrack.frown == true && faceTrack.eyeFurrow == true)
{
filter.expressionFilter(1.0,20);
}
else if (faceTrack.smile == true)
{
filter.expressionFilter(1.5,100);
}
else if (faceTrack.frown == true)
{
filter.expressionFilter(1.5,20);
}
else if (faceTrack.eyeRaised == true)
{
filter.expressionFilter(3.0,50);
}
else if (faceTrack.eyeFurrow == true)
{
filter.expressionFilter(1.0,50);
}
else
filter.expressionFilter(1.5,150);
}
cvShowImage( "video", faceTrack.frame );
key = cvWaitKey( 1 );
}
/* free window */
cvDestroyWindow( "video" );
return 0;
}
/*mouse event handler*/
void mouseHandler( int event, int x, int y, int flags, void *param)
{
//Single object tracking code source: http://nashruddin.com/eyetracking-track-user-eye.htm
/*save left eye template */
if( event == CV_EVENT_LBUTTONDOWN && faceTrack.count == 0) {
faceTrack.object_x0_left_eye = x - ( TPL_WIDTH / 2 );
faceTrack.object_y0_left_eye = y - ( TPL_HEIGHT / 2 );
cvSetImageROI( faceTrack.frame,
cvRect( faceTrack.object_x0_left_eye,
faceTrack.object_y0_left_eye,
TPL_WIDTH,
TPL_HEIGHT ) );
cvCopy( faceTrack.frame, faceTrack.tmplLeftEye, NULL );
cvResetImageROI( faceTrack.frame );
cout<<"Starting tracking of left eye..."<<endl;
faceTrack.left_eye_tracking = 1;
faceTrack.count++;
}
/*track right eye*/
else if( event == CV_EVENT_LBUTTONDOWN && faceTrack.count == 1) {
faceTrack.object_x0_right_eye = x - ( TPL_WIDTH / 2 );
faceTrack.object_y0_right_eye = y - ( TPL_HEIGHT / 2 );
cvSetImageROI( faceTrack.frame,
cvRect( faceTrack.object_x0_right_eye,
faceTrack.object_y0_right_eye,
TPL_WIDTH,
TPL_HEIGHT ) );
cvCopy(faceTrack.frame,faceTrack.tmplRightEye, NULL );
cvResetImageROI( faceTrack.frame );
cout<<"Starting tracking of right eye..."<<endl;
faceTrack.right_eye_tracking = 1;
faceTrack.count++;
}
/*track left mouth*/
else if (event == CV_EVENT_LBUTTONDOWN && faceTrack.count == 2)
{
faceTrack.object_x0_left_mouth = x - ( TPL_WIDTH / 2 );
faceTrack.object_y0_left_mouth = y - ( TPL_HEIGHT / 2 );
cvSetImageROI( faceTrack.frame,
cvRect( faceTrack.object_x0_left_mouth,
faceTrack.object_y0_left_mouth,
TPL_WIDTH,
TPL_HEIGHT ) );
cvCopy( faceTrack.frame, faceTrack.tmplLeftMouth, NULL );
cvResetImageROI( faceTrack.frame );
cout<<"Starting tracking of left mouth..."<<endl;
faceTrack.left_mouth_tracking = 1;
faceTrack.count++;
}
/*track right mouth*/
else if (event == CV_EVENT_LBUTTONDOWN && faceTrack.count == 3)
{
faceTrack.object_x0_right_mouth = x - ( TPL_WIDTH / 2 );
faceTrack.object_y0_right_mouth = y - ( TPL_HEIGHT / 2 );
cvSetImageROI( faceTrack.frame,
cvRect( faceTrack.object_x0_right_mouth,
faceTrack.object_y0_right_mouth,
TPL_WIDTH,
TPL_HEIGHT ) );
cvCopy( faceTrack.frame, faceTrack.tmplRightMouth, NULL );
cvResetImageROI( faceTrack.frame );
cout<<"Starting tracking of right mouth..."<<endl;
faceTrack.right_mouth_tracking = 1;
faceTrack.count++;
}
/*track nose*/
else if (event == CV_EVENT_LBUTTONDOWN && faceTrack.count == 4)
{
faceTrack.object_x0_nose = x - ( TPL_WIDTH / 2 );
faceTrack.object_y0_nose = y - ( TPL_HEIGHT / 2 );
cvSetImageROI( faceTrack.frame,
cvRect( faceTrack.object_x0_nose,
faceTrack.object_y0_nose,
TPL_WIDTH,
TPL_HEIGHT ) );
cvCopy( faceTrack.frame, faceTrack.tmplNose, NULL );
cvResetImageROI( faceTrack.frame );
cout<<"Starting tracking of nose..."<<endl;
faceTrack.nose_tracking = 1;
faceTrack.count++;
}
}