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@meganerd.com>.