# build_reference_frame¶

menpofit.builder.build_reference_frame(landmarks, boundary=3, group='source')[source]

Builds a reference frame from a particular set of landmarks.

Parameters
• landmarks (menpo.shape.PointCloud) – The landmarks that will be used to build the reference frame.

• boundary (int, optional) – The number of pixels to be left as a safe margin on the boundaries of the reference frame (has potential effects on the gradient computation).

• group (str, optional) – Group that will be assigned to the provided set of landmarks on the reference frame.

Returns

reference_frame (manpo.image.MaskedImage) – The reference frame.