Generalised Hyperbolic
Stretch (GHS)

Improved stretching of astronomical images

A PixInsight process and script

Latest news

With the release of version 1.9.5, the PixInsight Real-Time Preview can now handle 32-bit floating-point preview images. We have now released version 3.2.0 of GHS which takes advantage of this new functionality. Users will see improvements in preview rendering particularly for strong initial stretches of linear images.

Resources

Videos

Instructional videos that will help get you started with using GHS in your image processing workflow.

Information

Some useful information about GHS including installation instructions.

Links

Useful links to other sites with content relevant to GHS.

Release notes

Notes to accompany each release from v2.2.0

Documentation

Documentation for the script and process

FAQs

Answers to frequently asked questions