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| 1 | +#! /usr/bin/env python | |
| 2 | + | |
| 3 | +import sys | |
| 4 | +from aubio import source, sink | |
| 5 | + | |
| 6 | +if __name__ == '__main__': | |
| 7 | + if len(sys.argv) < 3: | |
| 8 | + print 'usage: %s <inputfile> <outputfile> [samplerate] [hop_size]' % sys.argv[0] | |
| 9 | + sys.exit(1) | |
| 10 | + | |
| 11 | + if len(sys.argv) > 3: samplerate = int(sys.argv[3]) | |
| 12 | + else: samplerate = 0 | |
| 13 | + if len(sys.argv) > 4: hop_size = int(sys.argv[4]) | |
| 14 | + else: hop_size = 256 | |
| 15 | + | |
| 16 | + f = source(sys.argv[1], samplerate, hop_size) | |
| 17 | + if samplerate == 0: samplerate = f.samplerate | |
| 18 | + g = sink(sys.argv[2], samplerate, f.channels) | |
| 19 | + | |
| 20 | + total_frames, read = 0, hop_size | |
| 21 | + while read: | |
| 22 | + vec, read = f.do_multi() | |
| 23 | + g.do_multi(vec, read) | |
| 24 | + total_frames += read | |
| 25 | + print "wrote", "%.2fs" % (total_frames / float(samplerate) ), | |
| 26 | + print "(", total_frames, "frames", "in", | |
| 27 | + print total_frames / f.hop_size, "blocks", | |
| 28 | + print "of", f.channels, "channels", | |
| 29 | + print "at", "%dHz" % f.samplerate, ")", | |
| 30 | + print "from", f.uri, | |
| 31 | + print "to", g.uri | |