CImageToCvMat

	CRect targetRect;
	CImage img;
	cv::Mat tmp;

	pWnd->GetClientRect(&targetRect);
	img.Create(targetRect.Width(), targetRect.Height(), 24);

  /* snip some codes */
  
// 画像イメージ変換
	tmp.create(targetRect.Height(), targetRect.Width(), CV_8UC3);

	if(img.GetPitch()>0){
		memcpy(tmp.data, img.GetBits(), img.GetPitch()*img.GetHeight());
	} else {
		memcpy(tmp.data, (BYTE *)img.GetBits()+img.GetPitch()*(img.GetHeight()-1), -img.GetPitch()*img.GetHeight());
	}