C++ (Cpp) capture_rgb24 Examples

Example #1

File: CapturePage.cpp Project: yosinski/Cornell-CS4670-2010

CapturePage::CapturePage ( FeaturesWizard * parent ) : QWizardPage ( parent ),
  wizard ( parent )
{
  const FCam::Frame & frame = wizard->getFrame ();
  IplImage * img = capture_rgb24 ( frame );

  wizard->setImg ( img );
}

Example #2

File: ObjDetect.cpp Project: iamchucky/N900-on-Create

void ObjDetect::imageCaptured ( const FCam::Frame & frame )
{
    IplImage * img = capture_rgb24 ( frame );
//    printf("[imageCaptured]: I got here! yeye!\n");
    IplImage * gray = cvCreateImage(cvSize(img->width,img->height),IPL_DEPTH_8U,1);
    cvCvtColor(img,gray,CV_RGB2GRAY);

//    if ( !img1 )
//    {
    img1 = img;
//    }
//    else
//    {
//        img2 = img;

//        thread = new ObjDetectThread ( this, img1, img2,
//                                       ui->getFeatureType (), ui->getMatchType () );
//        //    QObject::connect ( thread, SIGNAL ( progressUpdate ( int ) ),
//        //                       progressBar, SLOT ( setValue ( int ) ) );
//        QObject::connect ( thread, SIGNAL ( finished () ),
//                           this, SLOT ( computed () ) );
//        thread->start ();
//    }

    isready = true;
    arloc.getARtagPose(gray,img1,0);

    ARtag * ar;
    CvMat * pose;
    OverlayText ot;
    QByteArray ba; // ot.u + ot.v + ot.ID + ot.poseX + ot.poseY + ot.poseZ + ot.timestamp ;
    int packetSize = sizeof(struct OverlayText)*arloc.getARtagSize();
    ba.resize(packetSize);

    for (int n = 0; n < arloc.getARtagSize(); ++n)
    {
        ar = arloc.getARtag(n);
        pose = ar->getPose();
        ot.u = ar->getU();
        ot.v = ar->getV();
        ot.ID = ar->getId();
        ot.poseX = CV_MAT_ELEM(*pose , float, 0, 3);
        ot.poseY = CV_MAT_ELEM(*pose , float, 1, 3);
        ot.poseZ = CV_MAT_ELEM(*pose , float, 2, 3);
        ot.timestamp = (double)t.elapsed()/1000.0;
        ui->getViewfinder()->setText(ot);

        memcpy(ba.data()+n*sizeof(struct OverlayText),(char*)&ot,sizeof(struct OverlayText));
    }
    ui->udpSender->broadcastDatagram(ba);


    cvReleaseImage(&gray);
    isready = true;
    completed = true;

//     image = QImage ( ( const uchar * )img1->imageData,
//                      img1->width,
//                      img1->height,
//                      img1->widthStep,
//                      QImage::Format_RGB888 );
//     canvas = new QLabel ( this );
//     //  progressBar->hide ();

//     QHBoxLayout * layout = new QHBoxLayout ( this );
//     layout->addWidget ( canvas );
//     setLayout ( layout );
//     QPicture picture;
//     QPainter painter;
//     painter.begin ( &picture );
////     painter.drawImage ( QRect ( QPoint ( 0, 0 ), QPoint ( 800, 600 ) ), image );
//     painter.drawText(arloc.getARtag());
//     painter.end ();
//     canvas->setPicture ( picture );
//     canvas->show ();
}