alphaalex

Hello, i have an image prosessing software in labview2009 and i like show the image in a vb.net application. I can create an interop dll with labview with return value image, but when i make the reference to this dll in vb the calling shall be test(byRef NationalInstrumnets.LabView.Interop.LVReferenceNumber) Why change the calling parameter in ReferenceNumber? What have I do include in Labview that I can use the LV Image in VB? many thanks for help