This is the command sndfile-spectrogram that can be run in the OnWorks free hosting provider using one of our multiple free online workstations such as Ubuntu Online, Fedora Online, Windows online emulator or MAC OS online emulator
PROGRAM:
NAME
sndfile-spectrogram - generate a spectrogram from an input sound file
SYNOPSIS
sndfile-spectrogram [options] <sound file> <img width> <img height> <png name>
DESCRIPTION
sndfile-spectrogram reads a single channel sound file and generates a spectrogram which is
written to a PNG file with specified imahe height and width.
The optional parameters allow the user to specify the dynamic range of the spectrogram
plot and/or to disable the darwing of borders, scales, heat map and title. Run
"sndfile-spectrogram --help" for more information.
The input file is read using libsndfile (http://www.mega-nerd.com/libsndfile/), the
spectrogram is calculated with the help of libfftw and the spectrogram is rendered and
written to the output file using libcairo.
Use sndfile-spectrogram online using onworks.net services