Here are links to tutorials I have created for using DStretch
DStretch is a software tool for the digital enhancement of rock art
DStretch Tutorials - Getting started
DStretch Tutorials - Modifying the Default Enhancements
DStretch Tutorials - Batch Mode
DStretch Tutorials - Removing the Wild and Crazy Colors
DStretch - Digital vs Film
Youtube Video Tutorials are on my DStretch Playlist
