ADLINK Technology RTV Series User Manual page 163

How-to Program with RTV-LVIEW
Here we provide a simplest sample showing how to capture a
frame with RTV-LVIEW VI. For more complicated samples with
RTV-LVIEW, you can reference those located in the 
C:\Program Files\ADLINK\RTV-LVIEW\Samples folder.
1. Open a blank VI and switch to the block diagram. Drag
and drop AngeloRTV_Init.vi, AngeloRTV_Snap.vi, and
AngeloRTV_Close.vi on the block diagram.
Programming Guide 153