def test_parse_fu_a_2(self):
payload = load("h264_0002.bin")
descr, rest = H264PayloadDescriptor.parse(payload)
self.assertEqual(descr.first_fragment, False)
self.assertEqual(repr(descr), "H264PayloadDescriptor(FF=False)")
self.assertNotEqual(rest[:4], b"\00\00\00\01")
self.assertEqual(len(rest), 912)
def test_parse_stap_a(self):
payload = load("h264_0000.bin")
descr, rest = H264PayloadDescriptor.parse(payload)
self.assertEqual(descr.first_fragment, True)
self.assertEqual(repr(descr), "H264PayloadDescriptor(FF=True)")
self.assertEqual(rest[:4], b"\00\00\00\01")
self.assertEqual(len(rest), 26)
def test_parse_fu_a_1(self):
payload = load('h264_0001.bin')
descr, rest = H264PayloadDescriptor.parse(payload)
self.assertEqual(descr.first_fragment, True)
self.assertEqual(repr(descr), 'H264PayloadDescriptor(FF=True)')
self.assertEqual(rest[:4], b'\00\00\00\01')
self.assertEqual(len(rest), 916)
def test_parse_stap_a_truncated(self):
payload = load("h264_0000.bin")
with self.assertRaises(ValueError) as cm:
H264PayloadDescriptor.parse(payload[0:1])
self.assertEqual(str(cm.exception), "NAL unit is too short")
with self.assertRaises(ValueError) as cm:
H264PayloadDescriptor.parse(payload[0:2])
self.assertEqual(str(cm.exception), "STAP-A length field is truncated")
with self.assertRaises(ValueError) as cm:
H264PayloadDescriptor.parse(payload[0:3])
self.assertEqual(str(cm.exception), "STAP-A data is truncated")
def test_parse_fu_a_truncated(self):
with self.assertRaises(ValueError) as cm:
H264PayloadDescriptor.parse(b"\x7c")
self.assertEqual(str(cm.exception), "NAL unit is too short")
def test_parse_stap_b(self):
with self.assertRaises(ValueError) as cm:
H264PayloadDescriptor.parse(b"\x19\x00")
self.assertEqual(str(cm.exception), "NAL unit type 25 is not supported")
def test_parse_empty(self):
with self.assertRaises(ValueError) as cm:
H264PayloadDescriptor.parse(b'')
self.assertEqual(str(cm.exception), 'NAL unit is too short')