image.cpp

This a simple class for OpenCV users. Good luck for your image processing projects

#include "image.h"


uchar & MyImage::operator ()(int iy, int jx, int c)
{
    int step     = m_image->widthStep;
    int channels = m_image->nChannels;

    if(iy < 0)
        iy = 0;
    if(iy > m_image->height)
        iy = m_image->height - 1;
    if(jx < 0)
        jx = 0;
    if(jx > m_image->width)
        jx = m_image->width - 1;


    uchar * data = (uchar *) m_image->imageData;

    return (uchar &)data [iy * step + jx * channels + c];
}

void MyImage::displayImg( std::string windowName )
{
    if(windowName != window_name)
        cvNamedWindow( windowName.c_str() );

    cvShowImage (windowName.c_str(), this->m_image);
    //cvWaitKey();
    this->show = true;
}