As of 1.7, enhanced mouse controls are implemented;
Scroll wheel down
Scroll wheel up
Middle button + drag
Right click
This same popup is shown upon first launch of the module.
This way, nasty noise surprises when viewing the image at 100% are avoided.
Once all issues are fixed, launch AutoDev again and tell it to 'redo' the stretch.
It is up to you how you wish to approach image processing.
You can convert everything you see to a format you find convenient. Give it a try!