ref: 6940b556f248c18d79c4c092a52e5b59ba502476
dir: /python/aubioplot-spec/
#! /usr/bin/python """ this file was written by Paul Brossier it is released under the GNU/GPL license. """ import sys from aubio.gnuplot import gnuplot_create,gnuplot_addargs,plot_spec usage = "usage: %s [options] -i soundfile" % sys.argv[0] def parse_args(): from optparse import OptionParser parser = OptionParser(usage=usage) parser.add_option("-i","--input", action="store", dest="filename", help="input sound file") parser.add_option("-M","--maxf", action="store", dest="maxf", default=10000., type='float',help="higher frequency limit") parser.add_option("-L","--minf", action="store", dest="minf", default=0., type='float',help="lower frequency limit") parser.add_option("-l","--log", action="store_true", dest="log", default=False, help="plot on a logarithmic scale") parser.add_option("-B","--bufsize", type='int', action="store", dest="bufsize", default=8192, help="buffer size [default=8192]") parser.add_option("-H","--hopsize", type='int', action="store", dest="hopsize", default=1024, help="overlap size [default=1024]") gnuplot_addargs(parser) (options, args) = parser.parse_args() if not options.filename: print "no file name given\n", usage sys.exit(1) return options, args options, args = parse_args() filename = options.filename if options.outplot: extension = options.outplot.split('.')[-1] outplot = '.'.join(options.outplot.split('.')[:-1]) else: extension = '' outplot = None g = gnuplot_create(outplot,extension,options) plot_spec(filename, g, options)