<commit_before>#include "cv.h" // include standard OpenCV headers, same as before
#include "highgui.h"
#include "ml.h"
#include <stdio.h>
#include <iostream>
#include <opencv2/flann/flann.hpp>

using namespace cv; // all the new API is put into "cv" namespace. Export its content
using namespace std;
using namespace cv::flann;

// enable/disable use of mixed API in the code below.
#define DEMO_MIXED_API_USE 1

int main( int argc, char** argv )
{
    const char* imagename = argc > 1 ? argv[1] : "lena.jpg";
#if DEMO_MIXED_API_USE
    Ptr<IplImage> iplimg = cvLoadImage(imagename); // Ptr<T> is safe ref-conting pointer class
    if(iplimg.empty())
    {
        fprintf(stderr, "Can not load image %s\n", imagename);
        return -1;
    }
    Mat img(iplimg); // cv::Mat replaces the CvMat and IplImage, but it's easy to convert<commit_msg>revamped<commit_after>#include "cv.h" // include standard OpenCV headers, same as before
#include "highgui.h"
#include "ml.h"
#include <stdio.h>
#include <iostream>
#include <opencv2/flann/flann.hpp>

using namespace cv; // all the new API is put into "cv" namespace. Export its content
using namespace std;
using namespace cv::flann;

void help()
{
	cout <<
	"\nThis program shows how to use cv::Mat and IplImages converting back and forth.\n"
	"It shows reading of images, converting to planes and merging back, color conversion\n"
	"and also iterating through pixels.\n"
	"Call:\n"
	"./image [image-name Default: lena.jpg]\n" << endl;
}

// enable/disable use of mixed API in the code below.
#define DEMO_MIXED_API_USE 1

int main( int argc, char** argv )
{
	help();
    const char* imagename = argc > 1 ? argv[1] : "lena.jpg";
#if DEMO_MIXED_API_USE
    Ptr<IplImage> iplimg = cvLoadImage(imagename); // Ptr<T> is safe ref-conting pointer class
    if(iplimg.empty())
    {
        fprintf(stderr, "Can not load image %s\n", imagename);
        return -1;
    }
    Mat img(iplimg); // cv::Mat replaces the CvMat and IplImage, but it's easy to convert
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