/// <summary>
/// Draws contour outlines or filled interiors on the image
/// </summary>
/// <param name="img"></param>
/// <param name="contour"></param>
/// <param name="external_color"></param>
/// <param name="hole_color"></param>
/// <param name="max_level"></param>
/// <param name="thickness"></param>
public static void cvDrawContours(__CvArrPtr img, __CvSeqPtr contour,
__CvScalar external_color, __CvScalar hole_color,
int max_level, int thickness)
{
cvDrawContours(img, contour, external_color, hole_color,
max_level, thickness, 8, new __CvPoint(0, 0));
}
/// <summary>
/// Retrieves outer and optionally inner boundaries of white (non-zero) connected
/// components in the black (zero) background
/// </summary>
/// <param name="image"></param>
/// <param name="storage"></param>
/// <param name="first_contour"></param>
/// <returns></returns>
public static int cvFindContours(__CvArrPtr image, __CvMemStoragePtr storage,
out __CvSeqPtr first_contour)
{
unsafe
{
return(cvFindContours(
image, storage, out first_contour, sizeof(__CvContour),
CV_RETR.CV_RETR_LIST, CV_CHAIN.CV_CHAIN_APPROX_SIMPLE, new __CvPoint(0, 0)));
}
}
public static extern void cvPyrSegmentation(__CvImagePtr src, __CvImagePtr dst, __CvMemStoragePtr storage, __CvSeqPtr comp, int level, double threshold1, double threshold2);
/// <summary>
/// Retrieves outer and optionally inner boundaries of white (non-zero) connected
/// components in the black (zero) background
/// </summary>
/// <param name="image"></param>
/// <param name="storage"></param>
/// <param name="first_contour"></param>
/// <param name="header_size"></param>
/// <param name="mode"></param>
/// <param name="method"></param>
/// <returns></returns>
public static int cvFindContours(__CvArrPtr image, __CvMemStoragePtr storage,
out __CvSeqPtr first_contour, int header_size)
{
return(cvFindContours(image, storage, out first_contour, header_size, CV_RETR.CV_RETR_LIST, CV_CHAIN.CV_CHAIN_APPROX_SIMPLE, new __CvPoint(0, 0)));
}
/// <summary>
/// Retrieves outer and optionally inner boundaries of white (non-zero) connected
/// components in the black (zero) background
/// </summary>
/// <param name="image"></param>
/// <param name="storage"></param>
/// <param name="first_contour"></param>
/// <param name="header_size"></param>
/// <param name="mode"></param>
/// <param name="method"></param>
/// <returns></returns>
public static int cvFindContours(__CvArrPtr image, __CvMemStoragePtr storage,
out __CvSeqPtr first_contour, int header_size, CV_RETR mode, CV_CHAIN method)
{
return(cvFindContours(image, storage, out first_contour, header_size, mode, method, new __CvPoint(0, 0)));
}
public static extern int cvFindContours(__CvArrPtr image, __CvMemStoragePtr storage,
out __CvSeqPtr first_contour, int header_size, CV_RETR mode,
CV_CHAIN method, __CvPoint offset);
public static extern void cvDrawContours(__CvArrPtr img, __CvSeqPtr contour,
__CvScalar external_color, __CvScalar hole_color,
int max_level, int thickness, int line_type, __CvPoint offset);