ref: ef47246321466880c8313fbbe06a4d375b02ea9f
dir: /python/tests/test_source.py/
#! /usr/bin/env python from numpy.testing import TestCase, assert_equal, assert_almost_equal from aubio import fvec, source from numpy import array from utils import list_all_sounds list_of_sounds = list_all_sounds('sounds') path = None class aubio_source_test_case(TestCase): def setUp(self): if not len(list_of_sounds): self.skipTest('add some sound files in \'python/tests/sounds\'') def read_from_sink(self, f): total_frames = 0 while True: vec, read = f() total_frames += read if read < f.hop_size: break print "read", "%.2fs" % (total_frames / float(f.samplerate) ), print "(", total_frames, "frames", "in", print total_frames / f.hop_size, "blocks", "at", "%dHz" % f.samplerate, ")", print "from", f.uri def test_samplerate_hopsize(self): for p in list_of_sounds: for samplerate, hop_size in zip([0, 44100, 8000, 32000], [ 512, 512, 64, 256]): f = source(p, samplerate, hop_size) assert f.samplerate != 0 self.read_from_sink(f) def test_samplerate_none(self): for p in list_of_sounds: f = source(p) assert f.samplerate != 0 self.read_from_sink(f) def test_samplerate_0(self): for p in list_of_sounds: f = source(p, 0) assert f.samplerate != 0 self.read_from_sink(f) def test_wrong_samplerate(self): for p in list_of_sounds: try: f = source(p, -1) except Exception, e: print e else: self.fail('does not fail with wrong samplerate') def test_wrong_hop_size(self): for p in list_of_sounds: try: f = source(p, 0, -1) except Exception, e: print e else: self.fail('does not fail with wrong hop_size %d' % f.hop_size) def test_zero_hop_size(self): for p in list_of_sounds: f = source(p, 0, 0) assert f.samplerate != 0 assert f.hop_size != 0 self.read_from_sink(f) if __name__ == '__main__': from unittest import main main()