/// <summary>
/// Extracts MSER by C-style code (cvExtractMSER)
/// </summary>
/// <param name="imgGray"></param>
/// <param name="imgRender"></param>
private void CStyleMSER(IplImage imgGray, IplImage imgDst)
{
using (CvMemStorage storage = new CvMemStorage())
{
CvContour[] contours;
CvMSERParams param = new CvMSERParams();
Cv.ExtractMSER(imgGray, null, out contours, storage, param);
foreach (CvContour c in contours)
{
CvColor color = CvColor.Random();
for (int i = 0; i < c.Total; i++)
{
imgDst.Circle(c[i].Value, 1, color);
}
}
}
}
/// <summary>
/// MSERのすべての輪郭情報を抽出する
/// </summary>
/// <param name="img"></param>
/// <param name="mask"></param>
/// <param name="contours"></param>
/// <param name="storage"></param>
/// <param name="params"></param>
#else
/// <summary>
/// Extracts the contours of Maximally Stable Extremal Regions
/// </summary>
/// <param name="img"></param>
/// <param name="mask"></param>
/// <param name="contours"></param>
/// <param name="storage"></param>
/// <param name="params"></param>
#endif
public static void ExtractMSER(CvArr img, CvArr mask, out CvContour[] contours, CvMemStorage storage, CvMSERParams @params)
{
if (img == null)
throw new ArgumentNullException("img");
if (storage == null)
throw new ArgumentNullException("storage");
IntPtr maskPtr = (mask == null) ? IntPtr.Zero : mask.CvPtr;
IntPtr contoursPtr = IntPtr.Zero;
CvInvoke.cvExtractMSER(img.CvPtr, maskPtr, ref contoursPtr, storage.CvPtr, @params.Struct);
CvSeq<IntPtr> seq = new CvSeq<IntPtr>(contoursPtr);
contours = Array.ConvertAll<IntPtr, CvContour>(seq.ToArray(), delegate(IntPtr p) { return new CvContour(p); });
}
