Automatically exported from code.google.com/p/musicg

About musicg is a lightweight audio analysis library, written in Java, with the purpose of extracting both high level and low level audio features.

This API allows developers to extract audio features and operate audio data like reading, cutting and trimming easily from an inputstream. It also provides tools for digital signal processing, renders the wavform or spectrogram for research and development purpose.

The API is Android compatible.

Application Demo

WhistleAPI Demo for Android in Downloads here : http://code.google.com/p/musicg/downloads/list

Surprise! on Android Market: Listen for a whistle and responses with user defined image presentation and sound playing: https://market.android.com/details?id=com.whistleapp

Current features

Clap Api - Detect whether the input audio is a clap
Whistle Api - Detect whether the input audio is a whistle
Read PCM WAVE Headers
Read audio data
Trim the audio data
Save the edited audio file
Read amplitude-time domain data
Read frequency-time domain data
Render audio wave form image (Requires Java 2D & Java Image I/O, Android non-compatible)
Render audio spectrogram image (Requires Java 2D & Java Image I/O, Android non-compatible)

Java 2D : http://download.oracle.com/javase/6/docs/technotes/guides/2d/index.html Java Image I/O : http://download.oracle.com/javase/1.4.2/docs/guide/imageio/

Documentation

musicg page: This site contains technical documents and examples on how to use musicg in your code.

Discussion group

Discussion group: Discuss musicg here : https://groups.google.com/forum/?fromgroups#!forum/musicg-api .

See also: http://stackoverflow.com/a/24175606/2356246