How to cut a rectangular area from an OpenCVSharp image?

Question

.NET

It seems that the task is simple, but it doesn’t work, please tell me who worked with this wrapper!? How to cut a given area from an image? all examples clambered CStyleSamplesCS

Answer 1

Um... cut in the sense of removing part of the image or cropping it? If the first - it's easier to draw a rectangle. If the second - it seems like when copying an image you can.
ps Why not EMGU? It's somehow better.