(PECL gmagick >= Unknown)
GmagickDraw::ellipse — Draws an ellipse on the image
$ox
   , float $oy
   , float $rx
   , float $ry
   , float $start
   , float $end
   )Draws an ellipse on the image.
ox
     origin x ordinate
oy
     origin y ordinate
rx
     radius in x
ry
     radius in y
start
     starting rotation in degrees
end
     ending rotation in degrees
The GmagickDraw object on success