BitmapCapture.cpp

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// ****************************************************************************
// This file is part of the Integrating Vision Toolkit (IVT).
//
// The IVT is maintained by the Karlsruhe Institute of Technology (KIT)
// (www.kit.edu) in cooperation with the company Keyetech (www.keyetech.de).
//
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// All rights reserved.
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// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright
//    notice, this list of conditions and the following disclaimer.
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// 2. Redistributions in binary form must reproduce the above copyright
//    notice, this list of conditions and the following disclaimer in the
//    documentation and/or other materials provided with the distribution.
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// 3. Neither the name of the KIT nor the names of its contributors may be
//    used to endorse or promote products derived from this software
//    without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE KIT AND CONTRIBUTORS “AS IS” AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE KIT OR CONTRIBUTORS BE LIABLE FOR ANY
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// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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// THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// ****************************************************************************
// ****************************************************************************
// Filename:  BitmapCapture.cpp
// Author:    Pedram Azad
// Date:      2005
// ****************************************************************************


// ****************************************************************************
// Includes
// ****************************************************************************

#include <new> // for explicitly using correct new/delete operators on VC DSPs

#include "BitmapCapture.h"

#include "Image/ImageProcessor.h"
#include "Image/ByteImage.h"



// ****************************************************************************
// Constructor / Destructor
// ****************************************************************************

CBitmapCapture::CBitmapCapture(const char *pFilePath, const char *pSecondFilePath)
{
        m_sFilePath = "";
        m_sFilePath += pFilePath;

        m_sSecondFilePath = "";
        m_pLeftImage = new CByteImage();

        if (pSecondFilePath)
        {
                m_sSecondFilePath += pSecondFilePath;
                m_bStereo = true;
                m_pRightImage = new CByteImage();
        }
        else
        {
                m_pRightImage = 0;
                m_bStereo = false;
        }
        
        m_pLeftImageRGB24Split = 0;
        m_pRightImageRGB24Split = 0;

        m_bOK = false;
}

CBitmapCapture::~CBitmapCapture()
{
        if (m_pLeftImage)
                delete m_pLeftImage;

        if (m_pRightImage)
                delete m_pRightImage;
        
        if (m_pLeftImageRGB24Split)
                delete m_pLeftImageRGB24Split;
        
        if (m_pRightImageRGB24Split)
                delete m_pRightImageRGB24Split;
}


// ****************************************************************************
// Methods
// ****************************************************************************

int CBitmapCapture::GetWidth()
{
        return m_bOK ? m_pLeftImage->width : -1;
}

int CBitmapCapture::GetHeight()
{
        return m_bOK ? m_pLeftImage->height : -1;
}

CByteImage::ImageType CBitmapCapture::GetType()
{
        return m_bOK ? m_pLeftImage->type : (CByteImage::ImageType) -1;
}


bool CBitmapCapture::OpenCamera()
{
        m_bOK = false;

        if (!m_pLeftImage->LoadFromFile(m_sFilePath.c_str()))
                return false;
        
        if (m_pLeftImage->type == CByteImage::eRGB24)
        {
                if (m_pLeftImageRGB24Split)
                        delete m_pLeftImageRGB24Split;
                
                m_pLeftImageRGB24Split = new CByteImage(m_pLeftImage->width, m_pLeftImage->height, CByteImage::eRGB24Split);
                ImageProcessor::ConvertImage(m_pLeftImage, m_pLeftImageRGB24Split);
        }

        if (m_bStereo)
        {
                if (!m_pRightImage->LoadFromFile(m_sSecondFilePath.c_str()))
                        return false;
                        
                if (m_pLeftImage->width != m_pRightImage->width || m_pLeftImage->height != m_pRightImage->height)
                        return false;
                
                if (m_pRightImage->type == CByteImage::eRGB24)
                {
                        if (m_pRightImageRGB24Split)
                                delete m_pRightImageRGB24Split;
                        
                        m_pRightImageRGB24Split = new CByteImage(m_pRightImage->width, m_pRightImage->height, CByteImage::eRGB24Split);
                        ImageProcessor::ConvertImage(m_pRightImage, m_pRightImageRGB24Split);
                }
        }
        
        m_bOK = true;
    
        return true;
}

void CBitmapCapture::CloseCamera()
{
}

bool CBitmapCapture::CaptureImage(CByteImage **ppImages)
{
        if (!m_bOK)
                return false;
        
        if (ppImages[0]->IsCompatible(m_pLeftImage))
                ImageProcessor::CopyImage(m_pLeftImage, ppImages[0]);
        else if (ppImages[0]->IsCompatible(m_pLeftImageRGB24Split))
                ImageProcessor::CopyImage(m_pLeftImageRGB24Split, ppImages[0]);
        else
        {
                printf("error: images are not compatible in CBitmapCapture::CaptureImage\n");
                return false;
        }
                
        if (m_bStereo)
        {
                if (ppImages[1]->IsCompatible(m_pRightImage))
                        ImageProcessor::CopyImage(m_pRightImage, ppImages[1]);
                else if (ppImages[1]->IsCompatible(m_pRightImageRGB24Split))
                        ImageProcessor::CopyImage(m_pRightImageRGB24Split, ppImages[1]);
                else
                {
                        printf("error: images are not compatible in CBitmapCapture::CaptureImage\n");
                        return false;
                }
        }
        
        return true;
}