Module roi 

ROI statistics + measurement units.

Structs

RoiStats

First-moment statistics over a region of interest.

Functions

angle_deg

Angle at vertex v between rays to p1 and p2, in degrees.

ellipse_stats

Compute RoiStats over the ellipse inscribed in the rectangle spanned by p1 and p2 (in displayed-image-pixel coordinates).

length_label

Distance between two displayed-pixel points in millimetres if pixel spacing is known, else pixels.

rect_stats

Compute RoiStats over the axis-aligned rectangle spanned by p1 and p2 (in displayed-image-pixel coordinates).