Category Archives: Bioacoustics

Sound Viewer Tool – a fast Python script to get waveform and spectrogram from a sound

This script uses the numpy and audiolab modules to generate waveform and spectrogram png images from a wav file. The original script was from the Freesound Blog. The wav file needs to be 16 bit, mono and have a sampling … Continue reading

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Make MP3 files from FLAC

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A short list of audio software

Free and open source audio software Audacity – The Free, Cross-Platform Sound Editor. Windows, Mac OS X, Linux and others. R – R is a free software environment for statistical computing and graphics. Two packages allow to load and analyze … Continue reading

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Visualize a sound file using R

One common way to work with sound files is to generate the spectrum of the sound. With this example you will be able to open a wav file and see its spectrogram.

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