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OSI-Approved Open Source (139)
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- Programming Language: C ×
Calculates median of a signal
Check a standard MIDI file for errors
Various CLI audio management tools
My Speech to Text A set of gstreamer components that implement a full speech recognition system aimed at transcription of natural, human-to-human communication. All components, including models, are under Open Source licensing. Currently in alpha.
pdhmm is an implementation of the GHMM library for Hidden Markov Models implemented as a set of externals for the PureData programming language.
Propax (Propax Revolution Over Pixapr And Xplsisnjasp) is a hardware visualization project.
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.
Win32 dll to normalize wav pcm files using very well known replaygain algorithm, it can be used as the first pass prior to mp3 encode, notice that BENormalize that is available in the project http://sourceforge.net/projects/rsppmp3/ gives a lot better results than ReplayGain, give it a try
Application to transcribe music. This means recording songs/open audio files and pick out the notes.
Showtime is a hardware visualization plugin. It will output REAL light show by devices controlled via parallel port and USB. It is similar to XPLSISNJASP, Palace and Pixapr, but it should work on all players which support libvisual.
tag2html is a tool that converts most important mp3-tags from mp3-files into a html- or xml-file.
Tune is a note/chord detecting program for use with guitars, pianos, or voices. It uses an FFT to analyze incoming sound and computes the root frequency.
usb2jack-user is a set of user space gui programs to connect audio device driven by file abstraction(see http://sourceforge.net/projects/usu), and elaborates such data flow through plugin like FIR filter,frequency meter and time/frequency analyzer.
vTune is an open-source pitch correction software.
voice enpoint detect study project
Wavefourier is a tool for analysing wave-files with fourier-analysis.
Utility to generate and manipulate audio wave production using wave-form analysis and generation. Uses RIFF format (*.wav) format and supports PulseAudio.
WaoN is a Wave-to-Notes transcriber (converts audio file into midi file) and some utility tools such as gWaoN, graphical visualization of the spectra, and phase vocoder for time-stretching and pitch-shifting.50 weekly downloads