Kwave is a sound editor for the KDE environment. It is written with KDE/QT and is extendable through a powerful plugin interface. For the moment it supports .wav files and many other formats, recording/playback via PulseAudio, Qt Multimedia, OSS and ALSA and some simple effects.
Features:
- user interface based on KDE Frameworks 5
- editing of multi track sound files
- playback via ALSA, OSS, Phonon, PulseAudio
- recording via ALSA
- supported file formats: WAV audio, Ogg/Vorbis, FLAC, AIFF,Amiga,Mac-Audio, ULAW (Sun)-Audio, Berkeley,IRCAM,Carl Sound Format, MP3-Audio
- volume control
- sample rate conversion
- pitch shift
- reverse
- low pass, notch filter
- normalizing
sourceforge.net/projects/kwave/
The Audio File 