cava.py 文件源码

def _read_output(self):
        fifo = open(self.path, "rb")
        while True:
            data = fifo.read(2 * self.cavaconfig["general"]["bars"])
            sample = [i[0] / 65535 for i in struct.iter_unpack("H", data)]
            if sample:
                GLib.idle_add(self.data_handler, sample)
            else:
                break
        fifo.close()
        GLib.idle_add(self._on_stop)