Animated images in synthedit are usually controlled by a normalised value,
between zero and one. This module converts that normalised value to a frame
number. For example you may have an animation containing the numbers one through
five, this module helps you extract the index of any frame.
This is useful when the Image links to a list of options, like using pictures of
several waveshapes to select the oscillator waveform.
For an overview of sub-controls, use menu - Help Tutorials & Reference - Sub Controls