VideoWriterCV.cpp

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// ****************************************************************************
// This file is part of the Integrating Vision Toolkit (IVT).
//
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// ****************************************************************************
// ****************************************************************************
// Filename:  VideoWriterCV.cpp
// Author:    Pedram Azad
// Date:      2006
// ****************************************************************************


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

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

#include "VideoWriterCV.h"

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

#include <highgui.h>



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

CVideoWriterCV::CVideoWriterCV()
{
        m_pVideoWriter = 0;
}

CVideoWriterCV::~CVideoWriterCV()
{
        if (m_pVideoWriter)
                cvReleaseVideoWriter(&m_pVideoWriter);
}


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

bool CVideoWriterCV::OpenVideoWriter(const char *pFileName, int nFourCC, float fps, int width, int height)
{
        if (m_pVideoWriter)
        {
                cvReleaseVideoWriter(&m_pVideoWriter);
                m_pVideoWriter = 0;
        }

        m_pVideoWriter = cvCreateVideoWriter(pFileName, nFourCC, fps, cvSize(width, height));

        return m_pVideoWriter != 0;
}

bool CVideoWriterCV::WriteFrame(CByteImage *pImage)
{
        IplImage *pIplImage = IplImageAdaptor::Adapt(pImage);
        bool bRet = cvWriteFrame(m_pVideoWriter, pIplImage) == 0;
        cvReleaseImageHeader(&pIplImage);
        
        return bRet;
}

void CVideoWriterCV::CloseVideoWriter()
{
        if (m_pVideoWriter)
        {
                cvReleaseVideoWriter(&m_pVideoWriter);
                m_pVideoWriter = 0;
        }
}