ref: 946cad34846fd7d3cb186ddbddfee6b69a9dcf5f
dir: /python/aubioonset/
#! /usr/bin/python import sys import numarray from aubio.aubioclass import * usage = "usage: %s [options] soundfile" % sys.argv[0] def check_mode(option, opt, value, parser): nvalue = parser.rargs[0] if nvalue == 'complexdomain' : setattr(parser.values, option.dest, complexdomain) elif nvalue == 'hfc' : setattr(parser.values, option.dest, hfc) elif nvalue == 'phase' : setattr(parser.values, option.dest, phase) elif nvalue == 'specdiff' : setattr(parser.values, option.dest, specdiff) elif nvalue == 'energy' : setattr(parser.values, option.dest, energy) elif nvalue == 'dual' : setattr(parser.values, option.dest, 'dual') def parse_args(): from optparse import OptionParser parser = OptionParser(usage=usage) parser.add_option("-m","--mode", action="callback", callback=check_mode, dest="mode", default='dual', help="onsetdetection mode [default=dual] \ complexdomain|hfc|phase|specdiff|energy|dual") parser.add_option("-o","--outplot", action="store", dest="outplot", default=None, help="be quiet [default=None]") parser.add_option("-t","--threshold", action="store", dest="threshold", default=0.3, help="onset detection threshold [default=0.3]") parser.add_option("-s","--silence", action="store", dest="silence", default=-70, help="silence [default=-70]") parser.add_option("-M","--mintol", action="store", dest="mintol", default=0.048, help="minimum inter onset interval [default=0.048]") parser.add_option("-v","--verbose", action="store_true", dest="verbose", default=False, help="make lots of noise") parser.add_option("-q","--quiet", action="store_false", dest="verbose", default=True, help="be quiet [default]") (options, args) = parser.parse_args() if not len(args): print "no file name given\n", usage sys.exit(1) return options, args options, args = parse_args() filename = args[0] threshold = float(options.threshold) silence = float(options.silence) #onsets = getonsets(filename,threshold,silence,mode=options.mode) onsets = getonsetscausal(filename,threshold,silence,mode=options.mode) # print all #for i in onsets: print i*512./44100. # prune doubled last = -10. mintol = float(options.mintol) for i in onsets: new = i*512./44100. if (new - last > mintol): print "%f" % new last = new