def test_vle_decode(self):
for v in self.VLE_TESTS:
rvl.Clear()
rvl.encoded = bytearray(v[1])
got = rvl.DecodeVLE()
self.assertEqual("%x" % v[0], "%x" % got,
"decode VLE for test %d" % v[0])
def test_rvl_decompress(self):
for v in self.RVL_TESTS:
rvl.Clear()
rvl.encoded = bytearray(v[1])
got = rvl.DecompressRVL(len(v[0]))
self.assertEqual(len(rvl.plain), len(v[0]),
"RVL compress length for test")
for i in range(len(v[0])):
self.assertEqual(
rvl.plain[i], v[0][i],
"RVL compression at index %d for test %s" % (i, v[0]))
def test_rvl_compress(self):
for v in self.RVL_TESTS:
rvl.Clear()
rvl.plain = list(v[0])
got = rvl.CompressRVL()
self.assertEqual(len(rvl.encoded), len(v[1]),
"RVL compress length for test")
for i in range(len(v[1])):
self.assertEqual(
"%02x" % rvl.encoded[i], "%02x" % v[1][i],
"RVL compression at index %d for test %s" % (i, v[0]))
def test_vle_encode(self):
for v in self.VLE_TESTS:
rvl.Clear()
rvl.EncodeVLE(v[0])
rvl.Flush()
self.assertEqual(len(rvl.encoded), len(v[1]),
"VLE length for test %d" % v[0])
for i in range(len(v[1])):
self.assertEqual(
"%x" % rvl.encoded[i], "%x" % v[1][i],
"VLE encoding at index %d for test %d" % (i, v[0]))
def gen_and_send(ts):
data = []
w = 128
nvecs = w * w
for i in range(w):
for j in range(w):
v = (math.sin(i / 16.0 + ts / 3.0) +
math.cos(j / 16.0 + ts / 3.0)) * 0.1
data += [int(v * SCALE_FACTOR)]
rvl.Clear()
rvl.plain = data
rvl.CompressRVL()
packed = struct.pack(fmt % len(rvl.encoded), 20, nvecs, *rvl.encoded)
print(len(packed))
sock.sendto(packed, (UDP_IP, UDP_PORT))