Example Code

Subtract two images without a license for the Vision Development Module (VDM)

Products and Environment

This section reflects the products and operating system used to create the example.

To download NI software, including the products shown below, visit ni.com/downloads.

    Software

  • Vision Development Module
  • LabVIEW

Code and Documents

Attachment

Overview

This example demonstrates how to subtract two images without the need of a Vision Development Module (VDM) license. 

 

Description

Using IMAQImageToArray, Array manipulation and an Intensity Graph you can use the free for download NI-IMAQ driver (included in Vision Acquisition Software) to subtract two images without the use of NI Vision.

 

Requirements

 Software

  • LabVIEW Full Development System 2012 (or compatible)
  • NI Vision Development Module 2012 (or compatible), but no license
  • If running in a Real-Time context, you will need the LabVIEW Real-Time Module 2012 (or compatible)

 Hardware

  • No hardware is necessary to use this example VI

 

Steps to Implement or Execute Code

  1. Download and open the attached ZIP-file
  2. Open and run the [Main]...VI

 

Additional Information or References

Subtract Two Images Without VDM License - Front Panel.png

 
Subtract Two Images Without VDM License - Block Diagram.png

**The code for this example has been edited to meet the new Community Example Style Guidelines. The edited copy is marked with the text ‘NIVerified’. Read here for more information about the new Example Guidelines and Community Platform.**

--Michelle

National Instruments

Example code from the Example Code Exchange in the NI Community is licensed with the MIT license.