UnwiredtecDocumentation :
RingtoneCreatorJavaLibrary
Ringtone Creator 2.4 Java Library
Introduction
Installation
Codecs Installation
Converting Ringtones With Ringtone Creator
Operations Overview
How to do it using Ringtone Creator?
A list of formats for conversion
Processing Ringtones With Ringtone Creator
Changing Ringtone Parameters
Retrieving Ringtone Parameters
Changing Ringtone Sizes
I/O operations
Miscellaneous Operations
Monophonic Ringtones
Polyphonic Ringtones
Mixed Ringtones
PCM Ringtones
Best Practices