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Friture is a program designed to analyze audio input in real-time.

It displays audio data as a scope, a spectrum analyzer, or with a rolling 2D spectrogram.

Download Friture

On this site, you can read:

• Technical notes about details on the Friture code,
• Descriptions of the Audio visualizations, the widgets used in Friture for audio analysis,
• Notes about the Fourier transform and other transforms appropriate to audio Frequency analysis.

Friture is written in Python. The following modules are used:

• Pyaudio and PortAudio for cross-platform audio capture,
• Numpy for numeric processing on the audio data,
• PyQt4 and Qt4 for the GUI (graphical user interface),
• PyQwt and Qwt for the plot widgets.