TestFrameSource.cpp

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// -*- mode: c++; indent-tabs-mode: nil; c-basic-offset: 4; coding: iso-8859-1; -*-

/*
ACT-CV - Machine Vision for Cognitive Modeling
Copyright (c) 2008 Marc Halbruegge

This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
*/


#include <iostream>

#include "TestFrameSource.h"


using namespace std;

TestFrameSource::~TestFrameSource()
{
}

IplImage* TestFrameSource::GetNextFrame() {
    MHDBGMSG(__FILE__,__LINE__,__PRETTY_FUNCTION__);

    // automatically release older ones
    curImg=new ImageHolder(size, IPL_DEPTH_8U, 1);
    
    for (int x=0;x<size.width;x++) {
        for (int y=0;y<size.height;y++) {
            cvSetReal2D(curImg->GetImage(), y, x, rv_(rgen_));
        }
    }

    n++;
    
    MHDBGMSG(__FILE__,__LINE__,__PRETTY_FUNCTION__);
    return curImg->GetImage();
}

int TestFrameSource::GetFrameNr() const {
    return n;
}


IplImage* TestLineFrameSource::GetNextFrame() {
    MHDBGMSG(__FILE__,__LINE__,__PRETTY_FUNCTION__);

    // automatically release older ones
    curImg=new ImageHolder(size, IPL_DEPTH_8U, 3);

    // new pos
    n++;
    SetCentralXPos(static_cast<int>(size.width/2 + sin(n*.12)*100));

    cvZero(curImg->GetImage());
    for (int x=0;x<size.width;x++) {
        for (int y=0;y<size.height;y++) {
            int gray=static_cast<int>(rv_(rgen_));
            cvSet2D(curImg->GetImage(), y, x, CV_RGB(gray,gray,gray));
        }
    }

    for (int i=0;i<4;i++) {
        //cout << lineEnds[i] << endl;
        cvLine(curImg->GetImage(), 
            centralPoint, lineEnds[i], 
            CV_RGB(255,255,255), 
            1, // Dicke 
            CV_AA, 
            0);        
    }

    
    MHDBGMSG(__FILE__,__LINE__,__PRETTY_FUNCTION__);
    return curImg->GetImage();
}

IplImage* TestLineFSStaticErr::GetNextFrame() {
    MHDBGMSG(__FILE__,__LINE__,__PRETTY_FUNCTION__);

    TestLineFrameSource::GetNextFrame();

    if (frameCounter++ > 20) {
        frameCounter = 0;
        curLineEnd = static_cast<int>(rv_(rgen_));
    }
    
    cvLine(curImg->GetImage(), 
        GetCentralPoint(), 
        cvPoint(curLineEnd, curImg->GetImage()->height-1), 
        CV_RGB(255,255,255), 
        3, // Dicke 
        CV_AA, 
        0);        
    
    MHDBGMSG(__FILE__,__LINE__,__PRETTY_FUNCTION__);
    return curImg->GetImage();
}