'**SUMMARY**
This function returns a rectangle which bounds the blob.
**RETURNS**
A list of [x, y, w, h] where (x, y) are the top left point of the rectangle
and w, h are its width and height respectively.
**EXAMPLE**
>>> img = Image("OWS.jpg")
>>> blobs = img.findBlobs(128)
>>> print blobs[-1].boundingBox()'

def boundingBox(self):

    self._updateExtents()
    return self.mBoundingBox
