Changing mouse behaviour in EOG

Wauzl, try to set value of the property «scroll-wheel-zoom» to false.

gsettings set org.gnome.eog.view scroll-wheel-zoom false

Also, you can list other EOG properties:

gsettings list-recursively | grep -i eog

To fix the backwards keybindings under eom - Eye of Mate, use the following:

gsettings set org.mate.eom.view scroll-wheel-zoom false

Then restart it. ;-)