def fetch_music (self, music): assert not self.is_available (music) source = self.get_source (music) sink = gst.element_factory_make ("filesink", "destination") handle, filename = tempfile.mkstemp(suffix = '.wav', dir = self.temporary_dir) sink.set_property ("location", filename) our_listener = GstSourceToWavListener (filename, self.cache, music) oper = audio.source_to_wav (source, sink) oper.listeners.append (our_listener) return oper
def fetch_music (self, music): """ Can throw a OSError exception in case of the provided temporary dir being invalid. """ assert not self.is_available (music) source = self.get_source (music) sink = gst.element_factory_make ("filesink", "destination") handle, filename = tempfile.mkstemp(suffix = '.wav', dir = self.temporary_dir) os.close (handle) sink.set_property ("location", filename) our_listener = GstSourceToWavListener (self, filename, music) oper = audio.source_to_wav (source, sink) oper.listeners.append (our_listener) return oper