| 1 | #! /usr/bin/python |
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| 2 | |
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| 3 | """ this file was written by Paul Brossier |
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| 4 | it is released under the GNU/GPL license. |
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| 5 | """ |
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| 6 | |
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| 7 | import sys |
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| 8 | from aubio.task import * |
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| 9 | |
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| 10 | usage = "usage: %s [options] -i soundfile" % sys.argv[0] |
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| 11 | |
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| 12 | def parse_args(): |
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| 13 | from optparse import OptionParser |
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| 14 | parser = OptionParser(usage=usage) |
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| 15 | parser.add_option("-i","--input", |
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| 16 | action="store", dest="filename", |
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| 17 | help="input sound file") |
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| 18 | parser.add_option("-m","--mode", |
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| 19 | action="store", dest="mode", default='dual', |
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| 20 | help="onset detection mode [default=dual] \ |
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| 21 | complexdomain|hfc|phase|specdiff|energy|kl|mkl|dual") |
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| 22 | parser.add_option("-B","--bufsize", |
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| 23 | action="store", dest="bufsize", default=512, |
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| 24 | help="buffer size [default=512]") |
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| 25 | parser.add_option("-H","--hopsize", |
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| 26 | action="store", dest="hopsize", default=256, |
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| 27 | help="overlap size [default=256]") |
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| 28 | parser.add_option("-t","--threshold", |
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| 29 | action="store", dest="threshold", default=0.3, |
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| 30 | help="onset peak picking threshold [default=0.3]") |
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| 31 | parser.add_option("-C","--dcthreshold", |
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| 32 | action="store", dest="dcthreshold", default=1., |
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| 33 | help="onset peak picking DC component [default=1.]") |
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| 34 | parser.add_option("-s","--silence", |
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| 35 | action="store", dest="silence", default=-70, |
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| 36 | help="silence threshold [default=-70]") |
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| 37 | parser.add_option("-M","--mintol", |
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| 38 | action="store", dest="mintol", default=0.048, |
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| 39 | help="minimum inter onset interval [default=0.048]") |
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| 40 | parser.add_option("-D","--delay", |
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| 41 | action="store", dest="delay", |
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| 42 | help="number of seconds to take back [default=system]\ |
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| 43 | default system delay is 3*hopsize/samplerate") |
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| 44 | parser.add_option("-L","--localmin", |
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| 45 | action="store_true", dest="localmin", default=False, |
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| 46 | help="use local minima after peak detection") |
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| 47 | parser.add_option("-c","--cut", |
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| 48 | action="store_true", dest="cut", default=False, |
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| 49 | help="cut input sound file at detected labels \ |
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| 50 | best used with option -L") |
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| 51 | parser.add_option("-d","--derivate", |
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| 52 | action="store_true", dest="derivate", default=False, |
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| 53 | help="derivate onset detection function") |
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| 54 | parser.add_option("-S","--silencecut", |
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| 55 | action="store_true", dest="silencecut", default=False, |
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| 56 | help="outputs silence locations") |
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| 57 | parser.add_option("-z","--zerocross", |
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| 58 | action="store", dest="zerothres", default=0.008, |
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| 59 | help="zero-crossing threshold for slicing [default=0.00008]") |
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| 60 | # plotting functions |
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| 61 | parser.add_option("-p","--plot", |
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| 62 | action="store_true", dest="plot", default=False, |
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| 63 | help="draw plot") |
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| 64 | parser.add_option("-x","--xsize", |
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| 65 | action="store", dest="xsize", default=1., |
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| 66 | type='float', help="define xsize for plot") |
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| 67 | parser.add_option("-y","--ysize", |
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| 68 | action="store", dest="ysize", default=1., |
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| 69 | type='float', help="define ysize for plot") |
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| 70 | parser.add_option("-f","--function", |
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| 71 | action="store_true", dest="func", default=False, |
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| 72 | help="print detection function") |
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| 73 | parser.add_option("-n","--no-onsets", |
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| 74 | action="store_true", dest="nplot", default=False, |
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| 75 | help="do not plot detected onsets") |
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| 76 | parser.add_option("-O","--outplot", |
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| 77 | action="store", dest="outplot", default=None, |
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| 78 | help="save plot to output.{ps,png}") |
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| 79 | parser.add_option("-F","--spectrogram", |
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| 80 | action="store_true", dest="spectro", default=False, |
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| 81 | help="add spectrogram to the plot") |
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| 82 | parser.add_option("-v","--verbose", |
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| 83 | action="store_true", dest="verbose", default=True, |
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| 84 | help="make lots of noise [default]") |
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| 85 | parser.add_option("-q","--quiet", |
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| 86 | action="store_false", dest="verbose", default=True, |
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| 87 | help="be quiet") |
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| 88 | # to be implemented |
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| 89 | parser.add_option("-b","--beat", |
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| 90 | action="store_true", dest="beat", default=False, |
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| 91 | help="output beat locations") |
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| 92 | (options, args) = parser.parse_args() |
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| 93 | if not options.filename: |
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| 94 | print "no file name given\n", usage |
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| 95 | sys.exit(1) |
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| 96 | return options, args |
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| 97 | |
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| 98 | options, args = parse_args() |
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| 99 | |
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| 100 | filename = options.filename |
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| 101 | params = taskparams() |
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| 102 | params.hopsize = int(options.hopsize) |
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| 103 | params.bufsize = int(options.bufsize) |
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| 104 | params.threshold = float(options.threshold) |
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| 105 | params.dcthreshold = float(options.dcthreshold) |
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| 106 | params.zerothres = float(options.zerothres) |
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| 107 | params.silence = float(options.silence) |
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| 108 | params.mintol = float(options.mintol) |
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| 109 | params.verbose = options.verbose |
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| 110 | # default take back system delay |
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| 111 | if options.delay: params.delay = int(float(options.delay)/params.step) |
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| 112 | |
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| 113 | dotask = taskonset |
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| 114 | if options.beat: |
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| 115 | dotask = taskbeat |
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| 116 | elif options.silencecut: |
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| 117 | dotask = tasksilence |
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| 118 | elif options.plot or options.func: |
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| 119 | params.storefunc=True |
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| 120 | else: |
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| 121 | params.storefunc=False |
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| 122 | |
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| 123 | lonsets, lofunc = [], [] |
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| 124 | wplot,oplots = [],[] |
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| 125 | modes = options.mode.split(',') |
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| 126 | for i in range(len(modes)): |
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| 127 | params.onsetmode = modes[i] |
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| 128 | filetask = dotask(filename,params=params) |
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| 129 | onsets = filetask.compute_all() |
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| 130 | |
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| 131 | #lonsets.append(onsets) |
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| 132 | if not options.silencecut: |
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| 133 | ofunc = filetask.ofunc |
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| 134 | lofunc.append(ofunc) |
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| 135 | |
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| 136 | if options.plot: |
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| 137 | if options.beat: |
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| 138 | filetask.plot(oplots, onsets) |
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| 139 | else: |
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| 140 | filetask.plot(onsets, ofunc, wplot, oplots, nplot=options.nplot) |
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| 141 | |
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| 142 | if options.func: |
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| 143 | for i in ofunc: |
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| 144 | print i |
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| 145 | |
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| 146 | if options.outplot: |
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| 147 | extension = options.outplot.split('.')[-1] |
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| 148 | outplot = '.'.join(options.outplot.split('.')[:-1]) |
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| 149 | else: |
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| 150 | extension,outplot = None,None |
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| 151 | if options.plot: filetask.plotplot(wplot, oplots, outplot=outplot, extension=extension, |
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| 152 | xsize=options.xsize,ysize=options.ysize,spectro=options.spectro) |
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| 153 | |
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| 154 | if options.cut: |
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| 155 | a = taskcut(filename,onsets,params=params) |
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| 156 | a.compute_all() |
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