Replace Background

The ImgReplaceBg function picks a range of colors as the background colors and replaces these colors with new ones. To use this function,

select Image: Arithmetic Transform: Replace Background... from the Origin menu.

For more specific information on this function, see documentation provided for the X-Function ImgReplaceBg in the Origin X-Function reference file. This can be accessed from the Command Window by typing

help imgReplaceBg