CV_IMPL int
cvCamShift( const void* imgProb, CvRect windowIn,
CvTermCriteria criteria,
CvConnectedComp* comp,
CvBox2D* box )
{
cv::Mat img = cv::cvarrToMat(imgProb);
cv::Rect window = windowIn;
cv::RotatedRect rr = cv::CamShift(img, window, criteria);
if( comp )
{
comp->rect = cvRect(window);
cv::Rect roi = rr.boundingRect() & cv::Rect(0, 0, img.cols, img.rows);
comp->area = cvRound(cv::sum(img(roi))[0]);
}
if( box )
*box = cvBox2D(rr);
return rr.size.width*rr.size.height > 0.f ? 1 : -1;
}
void CvParticleFilter::initialize(CvRect roi)
{
// initialize particle filter
CvParticle * init_particle = cvCreateParticle( N_p/*num_states*/, 1 );
float lin = m_imsize.width/160.f;
float bound = 5.*lin;
float m_iLinMultiplier=m_imgY->width/160.;
fprintf(stderr, "roi: %d,%d,%d,%d\n", roi.x,roi.y,roi.width,roi.height);
if ( (roi.x<1) || (roi.y<1) ||
(roi.width >m_imsize.width-1) ||
(roi.height>m_imsize.height-1) )
{
fprintf(stderr, "WARNING: initializing at image boundary, rejected!\n");
return;
}
CvRect initROI = cvRect(roi.x+bound,
roi.y+bound,
roi.width -bound*2.,
roi.height-bound*2.);
CvBox2D box = cvBox2DFromRect( initROI ); // centerize
cvParticleStateSet( init_particle, 0, box );
cvParticleInit( m_particle, init_particle );
cvReleaseParticle( &init_particle );
{
float dx=1.8,dy=1.8,dw=.01,dh=.01,dtheta=.05;
CvBox2D box = cvBox2D(dx*lin, dy*lin, dw*lin, dh*lin, dtheta);
cvParticleStateConfig( m_particle, m_imsize, box);
}
{
// CvMat * imgYpatch =
// cvCreateMat(initROI.height, initROI.width, CV_8U);
// CvMat * imgUpatch =
// cvCreateMat(initROI.height, initROI.width, CV_8U);
// CvMat * imgVpatch =
// cvCreateMat(initROI.height, initROI.width, CV_8U);
// cvGetSubRect(m_imgY, imgYpatch, initROI);
// cvGetSubRect(m_imgU, imgUpatch, initROI);
// cvGetSubRect(m_imgV, imgVpatch, initROI);
// // CV_SHOW(imgYpatch);
// m_observer.update(imgYpatch, imgUpatch, imgVpatch);
// int pnr=(roi.height/2)*2,pnc=(roi.width/2)*2;
// CvMat * imgYpatch = cvCreateMat(pnr, pnc, CV_8U);
// CvMat * imgUpatch = cvCreateMat(pnr, pnc, CV_8U);
// CvMat * imgVpatch = cvCreateMat(pnr, pnc, CV_8U);
// CvMat * mask = cvCreateMat(pnr, pnc, CV_8U);
// float warp_p_data[3]={1,roi.x,roi.y};
// CvMat warp_p = cvMat(3,1,CV_32F,warp_p_data);
// icvWarp(m_imgY, imgYpatch, &warp_p);
// icvWarp(m_imgU, imgUpatch, &warp_p);
// icvWarp(m_imgV, imgVpatch, &warp_p);
// CvMat * subdx = cvCreateMat(pnr, pnc, CV_8U);
// CvMat * subdy = cvCreateMat(pnr, pnc, CV_8U);
// icvWarp(m_tracker.dx, subdx, &warp_p);
// icvWarp(m_tracker.dy, subdy, &warp_p);
// m_observer.update(imgYpatch, imgUpatch, imgVpatch, mask);
m_observer.initialize(roi);
// cvReleaseMat(&subdx);
// cvReleaseMat(&subdy);
// cvReleaseMat(&imgYpatch);
// cvReleaseMat(&imgUpatch);
// cvReleaseMat(&imgVpatch);
// cvReleaseMat(&mask);
}
m_initialized = 1;
}
