/// <summary>
/// Finds an object center, size, and orientation.
/// </summary>
/// <param name="probImage">Back projection of the object histogram. </param>
/// <param name="window">Initial search window.</param>
/// <param name="criteria">Stop criteria for the underlying MeanShift() .</param>
/// <returns></returns>
public static RotatedRect CamShift(
InputArray probImage, ref Rect window, TermCriteria criteria)
{
if (probImage == null)
{
throw new ArgumentNullException("probImage");
}
probImage.ThrowIfDisposed();
CvRect window0 = window;
RotatedRect result = NativeMethods.video_CamShift(
probImage.CvPtr, ref window0, criteria);
window = window0;
return(result);
}
/// <summary>
/// 枠だけの楕円，もしくは塗りつぶされた楕円を描画する
/// </summary>
/// <param name="box">描画したい楕円を囲む矩形領域．</param>
/// <param name="color">楕円の色．</param>
/// <param name="thickness">楕円境界線の幅．[既定値は1]</param>
/// <param name="lineType">楕円境界線の種類．[既定値はLineType.Link8]</param>
#else
/// <summary>
/// Draws simple or thick elliptic arc or fills ellipse sector
/// </summary>
/// <param name="box">The enclosing box of the ellipse drawn </param>
/// <param name="color">Ellipse color. </param>
/// <param name="thickness">Thickness of the ellipse boundary. [By default this is 1]</param>
/// <param name="lineType">Type of the ellipse boundary. [By default this is LineType.Link8]</param>
#endif
public void Ellipse(RotatedRect box, Scalar color,
int thickness = 1, LineType lineType = LineType.Link8)
{
Cv2.Ellipse(this, box, color, thickness, lineType);
}
public static extern void core_ellipse(IntPtr img, RotatedRect box, CvScalar color, int thickness, int lineType);
public static extern void core_ellipse(IntPtr img, RotatedRect box, CvScalar color, int thickness, int lineType);
/// <summary>
/// 枠だけの楕円，もしくは塗りつぶされた楕円を描画する
/// </summary>
/// <param name="img">楕円が描かれる画像．</param>
/// <param name="box">描画したい楕円を囲む矩形領域．</param>
/// <param name="color">楕円の色．</param>
/// <param name="thickness">楕円境界線の幅．[既定値は1]</param>
/// <param name="lineType">楕円境界線の種類．[既定値はLineType.Link8]</param>
#else
/// <summary>
/// Draws simple or thick elliptic arc or fills ellipse sector
/// </summary>
/// <param name="img">Image. </param>
/// <param name="box">The enclosing box of the ellipse drawn </param>
/// <param name="color">Ellipse color. </param>
/// <param name="thickness">Thickness of the ellipse boundary. [By default this is 1]</param>
/// <param name="lineType">Type of the ellipse boundary. [By default this is LineType.Link8]</param>
#endif
public static void Ellipse(Mat img, RotatedRect box, Scalar color,
int thickness = 1, LineType lineType = LineType.Link8)
{
if (img == null)
throw new ArgumentNullException("img");
img.ThrowIfDisposed();
NativeMethods.core_ellipse(img.CvPtr, box, color, thickness, (int)lineType);
}
