Digital cross processing

Tutorial, “‘Cross-Processing’ in Photoshop, from the Photoshop Fine Art Effects Cookbook: 62 Easy-to-Follow Recipes for Creating the Classic Styles of Great Artists and Photographers by John Beardsworth (O’Reilly Media 2006). [flickr discussion]

Tutorials 2.0 has an article on digital cross processing.

Cross-processing with the Gimp

The above Photoshop tutorials can also be applied to the Gimp, but there’s also Gimp-specific tutorials out there.

Easy, clear cp tutorial using curves, with another discussion on giving photos a “retro feel” with curves (and upping the saturation).

Becka Jayne’s step-by-step Gimp tutorial.

Related Gimp tutorials

[more]

For further reference

Google search for “digital cross processing”