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