Emgu CV Library Documentation
roi Field
NamespacesEmgu.CV.StructureMIplImageroi

www.emgu.com/wiki
image ROI. when it is not NULL, this specifies image region to process
Declaration Syntax
C#Visual BasicVisual C++
public IntPtr roi
Public roi As IntPtr
public:
IntPtr roi

Assembly: Emgu.CV (Module: Emgu.CV) Version: 1.5.0.0 (1.5.0.0)