\cvdefC{
CvSeq* cvApproxPoly( \par const void* src\_seq,\par int header\_size,\par CvMemStorage* storage,\par int method,\par double parameter,\par int parameter2=0 );
-}\cvdefPy{
-ApproxPoly(src\_seq, storage, method, parameter=0, parameter2=0)
+}
+\cvdefPy{
+ApproxPoly(src\_seq, storage, method, parameter=0, parameter2=0) -> sequence
}
\begin{description}
\cvdefC{
double cvContourArea( \par const CvArr* contour, \par CvSlice slice=CV\_WHOLE\_SEQ );
-}\cvdefPy{ContourAres(contour,slice=CV\_WHOLE\_SEQ)-> double}
+}
+\cvdefPy{ContourArea(contour,slice=CV\_WHOLE\_SEQ)-> double}
\begin{description}
\cvarg{contour}{Contour (sequence or array of vertices)}
\cvdefC{
CvContourTree* cvCreateContourTree( \par const CvSeq* contour,\par CvMemStorage* storage,\par double threshold );
-}\cvdefPy{CreateCountourTree(contour,storage,threshold)-> contour\_tree}
+}
+\cvdefPy{CreateContourTree(contour,storage,threshold)-> contour\_tree}
\begin{description}
\cvarg{contour}{Input contour}
\fi % }
-\cvCPyFunc{FitEllipse}
+\cvCPyFunc{FitEllipse2}
Fits an ellipse around a set of 2D points.
\cvdefC{
CvBox2D cvFitEllipse2( \par const CvArr* points );
-}\cvdefPy{FitEllipse2(points)-> Box2D}
+}
+\cvdefPy{FitEllipse2(points)-> Box2D}
\begin{description}
\cvarg{points}{Sequence or array of points}
Calculates the seven Hu invariants.
\cvdefC{void cvGetHuMoments( const CvMoments* moments,CvHuMoments* hu );}
-\cvdefPy{cvGetHuMoments(moments) -> hu}
+\cvdefPy{GetHuMoments(moments) -> hu}
\begin{description}
\cvarg{moments}{The input moments, computed with \cvCPyCross{Moments}}
The function finds a circumscribed rectangle of the minimal area for a 2D point set by building a convex hull for the set and applying the rotating calipers technique to the hull.
-\cvfunc{Picture. Minimal-area bounding rectangle for contour}
+Picture. Minimal-area bounding rectangle for contour
\includegraphics[width=0.5\textwidth]{pics/minareabox.png}
\cvdefC{
int cvMinEnclosingCircle( \par const CvArr* points,\par CvPoint2D32f* center,\par float* radius );
-}\cvdefPy{MinEnclosingCircle(points)-> int,center,radius}
+}
+\cvdefPy{MinEnclosingCircle(points)-> (int,center,radius)}
\begin{description}
\cvarg{points}{Sequence or array of 2D points}