recwav: Spectrograph of an audio file download

RECWAV gives a processor-efficient display of the spectrograph of an audio file, showing the energy in the sound at each moment and frequency. It was originally developed on a '286 under DOS and now also runs under Linux with svgalib.

Project Samples

First half of Jarre's "Equinoxe" showing 16kHz whistle

Zoom on Equinoxe's 14770, 14800 and 15700 Hz monitor noise

Spectral analysis of Windows 3's closing chimes

Project Activity

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License

GNU General Public License version 2.0 (GPLv2)

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Additional Project Details

Operating Systems

Linux, MS-DOS

Intended Audience

Advanced End Users, Science/Research

User Interface

Framebuffer

Programming Language

Related Categories

C Audio Analysis Software

Registered

2005-09-27

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