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Write and read metadata from PNG using IMAQ

by:
‎12-03-2014 02:23 PM
Last Edited by: Member Example_Scrubber_Stephan ‎06-07-2017 07:21 AM

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Overview

This example demonstrates how to add metadata to an image file.

 

Description

This VI opens an image file and add meta information to the image file or reads meta data out of the image file.
 
The meta data are defined as Author and Timestamp in the example but can be modified as needed.

 

Requirements

 Software

  • LabVIEW Base Development System 2012 (or compatible)
  • NI Vision Development Module 2012 (or compatible)
  • 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 file
  2. Run the program

 

Additional Information or References

Read and Write Meta Data to image file LV2012 NIVerified.vi - Front Panel.png

 

Read and Write Meta Data to image file LV2012 NIVerified.vi - 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.**

Rahul B.

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