MYcvtColor.cpp

/********************************
* MYcvtColor.cpp
* S. F. Hasan
* *****************************/
#include <opencv2/opencv.hpp>

#include <iostream>
#include <fstream>

using namespace cv;
using namespace std;
double alpha; /**< Simple contrast control */
int beta;  /**< Simple brightness control */

int main( int argc, char** argv )
{
	IplImage* imgA = cvLoadImage("C:/view0.png");
	CvSize img_sz = cvGetSize( imgA );

	if (!imgA) {
		return 0;
	}

	IplImage* lab_image = cvCreateImage( img_sz, imgA->depth, 3 );
	cvCvtColor(imgA, lab_image, CV_BGR2Lab);
	
	
	for (int row=0;row<lab_image->height;row++)
	{
		const uchar* ptr= (uchar*)(lab_image->imageData + row*lab_image->widthStep );
		for(int col=0;col<lab_image->width;col++)
		{
			//cout << "uchar = "<< endl << " "  << (uchar)*ptr << endl << endl;
			cout << "int = "<< endl << " "  << (int)*ptr << endl << endl;
			*ptr++;
		}
	}

	cvNamedWindow("rgb",1);
	cvNamedWindow("lab",1);
	cvShowImage("rgb",imgA);
	cvShowImage("lab",lab_image);

	cvReleaseImage(&imgA);
	cvReleaseImage(&lab_image);

	cvWaitKey();
	return 0;
}