SNDFILE-SPECTROGRAM(1) General Commands Manual SNDFILE-SPECTROGRAM(1)
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.
AUTHOR
This manual page was written by Erik de Castro Lopo <erikd@mega-nerd.com>.
December 14, 2009 SNDFILE-SPECTROGRAM(1)
