DIRAC3 LE – Download
DIRAC3 LE is a free cross-platform C/C++ object library that redefines the limits of what todays’ technology can do for your application if you want to change the speed and pitch of music independently without sacrificing quality [...]

Pitch Shifting using the Fourier Transform – Source Code
Explains how to do pitch shifting using the short-term Fourier transform. smbPitchShift.cpp contains the DSP code, there is also an example project that illustrates how to call smbPitchShift() using the miniAIFF library calls… [read more] NOTE: This code has nothing to do with our DIRAC time stretching and pitch shifting!

miniAIFF Library
Implements a simple interface to read and write AIFF audio files. This library is a prerequisite for most of the example programs found on this site. Complete reference is also available, please use the below link. The library comes with demo projects for Microsoft Visual C, Xcode and a gcc Makefile… [read more]

CPU Hog AudioUnit PlugIn
This Apple AudioUnit PlugIn allows the user to create and measure a synthetic CPU load. It comes in handy to debug AudioUnit hosts and determine distribution of CPU load across different CPUs. Requires MacOS X 10.6 or newer and AudioUnit compatible host.