This application allows resizing the duration of audio files by multiplying it by a factor.
It is a command line application.
It uses the FOBS4JMF library which is a wrapper of the ffmpeg library.
The next audio formats are accepted:
wav, mp3, ac3, dts (not all versions of dts).
Detailed documentation in English and Spanish is included, as well as the binary and the source code in C++.