Go to TogaWare.com Home Page.
GNU/Linux Desktop Survival Guide
by Graham Williams

Transparent PNG Images

Suppose you have a PNG graphics file that you want to place on your web page but its background is white, whereas your web page is blue. Make the PNG background transparent with:

  $ convert -transparent white example.png exampleT.png

Copyright © 1995-2014 Togaware Pty Ltd
Support further development through the purchase of the PDF version of the book.
Brought to you by Togaware.