def test_get_pitch(self):
decoder = Decoder(48000, 2)
self.assertIn(decoder.pitch, (-1, 0))
packet = chr(63 << 2) + chr(0) + chr(0)
decoder.decode(packet, frame_size=960)
self.assertIn(decoder.pitch, (-1, 0))
packet = chr(1) + chr(0) + chr(0)
decoder.decode(packet, frame_size=960)
self.assertIn(decoder.pitch, (-1, 0))
def test_decode(self):
decoder = Decoder(48000, 2)
packet = chr((63 << 2) + 3) + chr(49)
for j in range(2, 51):
packet += chr(0)
try:
decoder.decode(packet, frame_size=960)
except OpusError as e:
self.assertEqual(e.code, constants.INVALID_PACKET)
packet = chr(63 << 2) + chr(0) + chr(0)
try:
decoder.decode(packet, frame_size=60)
except OpusError as e:
self.assertEqual(e.code, constants.BUFFER_TOO_SMALL)
try:
decoder.decode(packet, frame_size=480)
except OpusError as e:
self.assertEqual(e.code, constants.BUFFER_TOO_SMALL)
try:
decoder.decode(packet, frame_size=960)
except OpusError:
self.fail("Decode failed")