def test_deint_001(self):
lenx = 64
src0 = gr.vector_source_i(range(lenx))
op = gr.deinterleave(gr.sizeof_int, 4)
dst0 = gr.vector_sink_i()
dst1 = gr.vector_sink_i()
dst2 = gr.vector_sink_i()
dst3 = gr.vector_sink_i()
self.tb.connect(src0, op)
op.connect(dst0, usesPortName="long_out_0")
op.connect(dst1, usesPortName="long_out_1")
op.connect(dst2, usesPortName="long_out_2")
op.connect(dst3, usesPortName="long_out_3")
self.tb.run()
expected_result0 = tuple(range(0, lenx, 4))
expected_result1 = tuple(range(1, lenx, 4))
expected_result2 = tuple(range(2, lenx, 4))
expected_result3 = tuple(range(3, lenx, 4))
self.assertFloatTuplesAlmostEqual(expected_result0, dst0.data())
self.assertFloatTuplesAlmostEqual(expected_result1, dst1.data())
self.assertFloatTuplesAlmostEqual(expected_result2, dst2.data())
self.assertFloatTuplesAlmostEqual(expected_result3, dst3.data())
def test_deint_001 (self):
lenx = 64
src0 = gr.vector_source_i (range (lenx))
op = gr.deinterleave (gr.sizeof_int,4)
dst0 = gr.vector_sink_i ()
dst1 = gr.vector_sink_i ()
dst2 = gr.vector_sink_i ()
dst3 = gr.vector_sink_i ()
self.tb.connect (src0, op)
op.connect(dst0,usesPortName="long_out_0")
op.connect(dst1,usesPortName="long_out_1")
op.connect(dst2,usesPortName="long_out_2")
op.connect(dst3,usesPortName="long_out_3")
self.tb.run ()
expected_result0 = tuple (range (0, lenx, 4))
expected_result1 = tuple (range (1, lenx, 4))
expected_result2 = tuple (range (2, lenx, 4))
expected_result3 = tuple (range (3, lenx, 4))
self.assertFloatTuplesAlmostEqual (expected_result0, dst0.data())
self.assertFloatTuplesAlmostEqual (expected_result1, dst1.data())
self.assertFloatTuplesAlmostEqual (expected_result2, dst2.data ())
self.assertFloatTuplesAlmostEqual (expected_result3, dst3.data ())
def xtest_003(self):
# number of input streams != number of output streams
src0_data = self.make_random_int_tuple(16000)
src1_data = self.make_random_int_tuple(16000)
src0 = gr.vector_source_i(src0_data)
src1 = gr.vector_source_i(src1_data)
op = gr.kludge_copy(gr.sizeof_int)
dst0 = gr.vector_sink_i()
dst1 = gr.vector_sink_i()
self.tb.connect(src0, (op, 0), dst0)
self.tb.connect(src1, (op, 1))
self.assertRaises(ValueError, self.tb.run)
def test_003(self):
# number of input streams != number of output streams
src0_data = self.make_random_int_tuple(16000)
src1_data = self.make_random_int_tuple(16000)
src0 = gr.vector_source_i(src0_data)
src1 = gr.vector_source_i(src1_data)
op = gr.kludge_copy(gr.sizeof_int)
dst0 = gr.vector_sink_i()
dst1 = gr.vector_sink_i()
self.fg.connect(src0, (op, 0), dst0)
self.fg.connect(src1, (op, 1))
self.assertRaises(ValueError, self.fg.run)
def test_002_codem5(self):
""" Check Golay-SD-decoding m5 for 5 possible inputs """
expected_data = (1360, 1481, 990, 1522, 1604)
src_data = (0.395, 0.737, 0.360, 0.688, 0.443, 0.243, 0.755, 0.045,
0.263, 0.587, 0.150, 0.348, 0.521, 0.742, 0.672, 0.394,
0.485, 0.862, 0.531, 0.526, 0.094, 0.697, 0.139, 0.193,
0.973, 0.933, 0.772, 0.628, 0.764, 0.366, 0.449, 0.405,
0.155, 0.589, 0.885, 0.515, 0.990, 0.862, 0.168, 0.769,
0.834, 0.439, 0.672, 0.328, 0.950, 0.791, 0.217, 0.378,
0.756, 0.809, 0.397, 0.770, 0.392, 0.888, 0.430, 0.822,
0.198, 0.271, 0.425, 0.331, 0.020, 0.443, 0.705, 0.684,
0.228, 0.802, 0.480, 0.528, 0.990, 0.613, 0.866, 0.001,
0.989, 0.880, 0.816, 0.583, 0.697, 0.930, 0.561, 0.851,
0.055, 0.148, 0.496, 0.190, 0.496, 0.679, 0.137, 0.112,
0.090, 0.535, 0.319, 0.790, 0.826, 0.749, 0.407, 0.200,
0.193, 0.490, 0.050, 0.363, 0.615, 0.032, 0.630, 0.553,
0.210, 0.845, 0.485, 0.863, 0.121, 0.017, 0.581, 0.929,
0.582, 0.770, 0.983, 0.891, 0.730, 0.661, 0.626, 0.084,
0.667, 0.247, 0.586, 0.739, 0.846, 0.575, 0.901, 0.499,
0.729, 0.932, 0.053, 0.574, 0.621, 0.167, 0.143, 0.106,
0.083, 0.948, 0.206, 0.418, 0.641, 0.565, 0.209, 0.271,
0.874, 0.853, 0.491, 0.124, 0.446, 0.536, 0.500, 0.696,
0.539, 0.282, 0.636, 0.043, 0.190, 0.147, 0.206, 0.124)
src1 = gr.vector_source_f(src_data, 0, 32)
coding_action = chancoding.rmg_decoder_sd_vfi(5, 5)
sink = gr.vector_sink_i()
self.tb.connect(src1, coding_action)
self.tb.connect(coding_action, sink)
self.tb.run()
for i in range(len(expected_data)):
self.assertEqual(sink.data()[i], expected_data[i])
def test_003(self):
# Need to add padding to keep proper alignment
padding = tuple([0 for i in range(5)])
scale = 2
vlen = 3
src_data = (0.0, 1.1, 2.2,) + padding + \
(3.3, 4.4, 5.5,) + padding + \
(-1.1, -2.2, -3.3,) + padding
expected_result = [0, 2, 4]
expected_result.extend(padding)
expected_result.extend([7, 9, 11])
expected_result.extend(padding)
expected_result.extend([-2, -4, -7])
expected_result.extend(padding)
src = gr.vector_source_f(src_data)
s2v = gr.stream_to_vector(gr.sizeof_float, vlen)
op = gr.float_to_int(vlen, scale)
v2s = gr.vector_to_stream(gr.sizeof_int, vlen)
dst = gr.vector_sink_i()
self.tb.connect(src, s2v, op, v2s, dst)
self.tb.run()
result_data = list(dst.data())
self.assertEqual(expected_result, result_data)
def test_002(self):
# 2 input streams; 2 output streams
src0_data = self.make_random_int_tuple(16000)
src1_data = self.make_random_int_tuple(16000)
src0 = gr.vector_source_i(src0_data)
src1 = gr.vector_source_i(src1_data)
op = gr.kludge_copy(gr.sizeof_int)
dst0 = gr.vector_sink_i()
dst1 = gr.vector_sink_i()
self.tb.connect(src0, (op, 0), dst0)
self.tb.connect(src1, (op, 1), dst1)
self.tb.run()
dst0_data = dst0.data()
dst1_data = dst1.data()
self.assertEqual(src0_data, dst0_data)
self.assertEqual(src1_data, dst1_data)
def test_int_001(self):
lenx = 64
src0 = range(0, lenx, 4)
src1 = range(1, lenx, 4)
src2 = range(2, lenx, 4)
src3 = range(3, lenx, 4)
a = sb.DataSource(dataFormat="long")
b = sb.DataSource(dataFormat="long")
c = sb.DataSource(dataFormat="long")
d = sb.DataSource(dataFormat="long")
op = gr.interleave(gr.sizeof_int, 4)
dst = gr.vector_sink_i()
a.connect(op, providesPortName="long_in_0")
b.connect(op, providesPortName="long_in_1")
c.connect(op, providesPortName="long_in_2")
d.connect(op, providesPortName="long_in_3")
a.push(src0, EOS=True)
b.push(src1, EOS=True)
c.push(src2, EOS=True)
d.push(src3, EOS=True)
self.tb.connect(op, dst)
self.tb.run()
expected_result = tuple(range(lenx))
result_data = dst.data()
self.assertFloatTuplesAlmostEqual(expected_result, result_data)
def test_002(self):
# 2 input streams; 2 output streams
src0_data = self.make_random_int_tuple(16000)
src1_data = self.make_random_int_tuple(16000)
src0 = gr.vector_source_i(src0_data)
src1 = gr.vector_source_i(src1_data)
op = gr.kludge_copy(gr.sizeof_int)
dst0 = gr.vector_sink_i()
dst1 = gr.vector_sink_i()
self.fg.connect(src0, (op, 0), dst0)
self.fg.connect(src1, (op, 1), dst1)
self.fg.run()
dst0_data = dst0.data()
dst1_data = dst1.data()
self.assertEqual(src0_data, dst0_data)
self.assertEqual(src1_data, dst1_data)
def test_int_001 (self):
lenx = 64
src0 = range (0, lenx, 4)
src1 = range (1, lenx, 4)
src2 = range (2, lenx, 4)
src3 = range (3, lenx, 4)
a = sb.DataSource(dataFormat="long")
b = sb.DataSource(dataFormat="long")
c = sb.DataSource(dataFormat="long")
d = sb.DataSource(dataFormat="long")
op = gr.interleave (gr.sizeof_int, 4)
dst = gr.vector_sink_i ()
a.connect(op, providesPortName="long_in_0")
b.connect(op, providesPortName="long_in_1")
c.connect(op, providesPortName="long_in_2")
d.connect(op, providesPortName="long_in_3")
a.push(src0,EOS=True)
b.push(src1,EOS=True)
c.push(src2,EOS=True)
d.push(src3,EOS=True)
self.tb.connect (op, dst)
self.tb.run ()
expected_result = tuple (range (lenx))
result_data = dst.data ()
self.assertFloatTuplesAlmostEqual (expected_result, result_data)
def test_001_coder3m7 (self):
""" Check Golay-encoding m=7 for 5 possible inputs """
src_data = (121,9,235,32,492,194,342,100,10,1)
expected_data = ( 786312737, -786354655, -786312738, -786354655,
303895266, -303951134, -303895267, -303951134,
-2071231372, 2071233652, -2071231372, -2071233653,
-487776787, 487726573, 487776786, 487726573,
2104655245, 2104656498, -2104655246, 2104656498,
1954253691, -1954247813, 1954253691, 1954247812,
-668457176, -668411689, -668457176, 668411688,
773968161, 773926622, -773968162, 773926622,
303895266, -303951134, 303895266, 303951133,
303951133, -303895267, -303951134, -303895267)
src1 = gr.vector_source_i(src_data)
coding_action = chancoding.rmg_encoder_vii(7,11)
sink = gr.vector_sink_i(4)
self.tb.connect(src1, coding_action)
self.tb.connect(coding_action, sink)
self.tb.run()
for i in range( len(expected_data) ):
self.assertEqual( sink.data()[i] , expected_data[i], i)
def test_003_t (self):
""" two states, random switching """
n_bytes = 10000
ber = (0, 0.5)
trans_matrix = (0.5, 0.5,
0.5, 0.5)
src = gr.glfsr_source_b(32) # Create some pseudo-random bits
head = gr.head(1, n_bytes)
chan = cc.markovchan_bb(ber, trans_matrix, 8)
ber = cc.ber_b(8)
sink_state = gr.vector_sink_i()
self.tb.connect(src, head, chan, (ber, 0))
self.tb.connect(head, (ber, 1))
self.tb.connect((chan, 1), sink_state)
self.tb.run ()
n_times_in_state_1 = np.sum(sink_state.data())
print "\nNumber of times in state 1 = " + str(n_times_in_state_1)
print " Expected value = " + str(n_bytes/2)
self.assertTrue(n_times_in_state_1 > 3500 and n_times_in_state_1 < 6500,
"Due to the statistical nature of the bsc, this can actually fail (though very unlikely). Try again.")
print " Measured BER = " + str(ber.ber())
print "Expected value = 0.25"
self.assertTrue(abs(ber.ber()- 0.25) < 0.05,
msg="Due to the statistical nature of the bsc, this can actually fail (though very unlikely). Try again.")
def test_001_coder3m7(self):
""" Check Golay-encoding m=7 for 5 possible inputs """
src_data = (121, 9, 235, 32, 492, 194, 342, 100, 10, 1)
expected_data = (786312737, -786354655, -786312738, -786354655,
303895266, -303951134, -303895267, -303951134,
-2071231372, 2071233652, -2071231372, -2071233653,
-487776787, 487726573, 487776786, 487726573,
2104655245, 2104656498, -2104655246, 2104656498,
1954253691, -1954247813, 1954253691, 1954247812,
-668457176, -668411689, -668457176, 668411688,
773968161, 773926622, -773968162, 773926622,
303895266, -303951134, 303895266, 303951133,
303951133, -303895267, -303951134, -303895267)
src1 = gr.vector_source_i(src_data)
coding_action = chancoding.rmg_encoder_vii(7, 11)
sink = gr.vector_sink_i(4)
self.tb.connect(src1, coding_action)
self.tb.connect(coding_action, sink)
self.tb.run()
for i in range(len(expected_data)):
self.assertEqual(sink.data()[i], expected_data[i], i)
def test_003(self):
# Need to add padding to keep proper alignment
padding = tuple([0 for i in range(5)])
scale = 2
vlen = 3
src_data = (0.0, 1.1, 2.2) + padding + (3.3, 4.4, 5.5) + padding + (-1.1, -2.2, -3.3) + padding
expected_result = [0, 2, 4]
expected_result.extend(padding)
expected_result.extend([7, 9, 11])
expected_result.extend(padding)
expected_result.extend([-2, -4, -7])
expected_result.extend(padding)
src = gr.vector_source_f(src_data)
s2v = gr.stream_to_vector(gr.sizeof_float, vlen)
op = gr.float_to_int(vlen, scale)
v2s = gr.vector_to_stream(gr.sizeof_int, vlen)
dst = gr.vector_sink_i()
self.tb.connect(src, s2v, op, v2s, dst)
self.tb.run()
result_data = list(dst.data())
self.assertEqual(expected_result, result_data)
def test_001_codeallr2m3 (self):
""" Check Golay-SD-decoding m=3 for all possible inputs """
src_data = ( 0.648,0.680,0.636,0.946,0.209,0.710,0.237,0.120,
0.608,0.451,0.459,0.662,0.771,0.351,0.663,0.417,
0.842,0.833,0.257,0.614,0.583,0.541,0.870,0.265,
0.319,0.120,0.940,0.646,0.480,0.640,0.545,0.648,
0.544,0.722,0.523,0.994,0.219,0.106,0.110,0.064)
expected_data = ( 6,
0,
14,
1,
22)
src1 = gr.vector_source_f(src_data,0,8)
coding_action = chancoding.rmg_decoder_sd_vfi(3,1)
sink = gr.vector_sink_i()
self.tb.connect(src1, coding_action)
self.tb.connect(coding_action, sink)
self.tb.run()
self.assertEqual( coding_action.get_vlen_in(), 8)
self.assertEqual( coding_action.get_vlen_out(), 1)
self.assertEqual( coding_action.get_num_bits_out(), 5)
for i in range( len(expected_data) ):
self.assertEqual( sink.data()[i] , expected_data[i], i)
def __init__(self, decim=16, N_id_2=0, avg_frames=1, freq_corr=0, N_id_1=134, file_name="/home/user/git/gr-lte/gr-lte/test/traces/lte_02_796m_30720k_frame.cfile"): gr.top_block.__init__(self, "Pss Corr Block Gui") ################################################## # Parameters ################################################## self.decim = decim self.N_id_2 = N_id_2 self.avg_frames = avg_frames self.freq_corr = freq_corr self.N_id_1 = N_id_1 self.file_name = file_name ################################################## # Variables ################################################## self.vec_half_frame = vec_half_frame = 30720*5/decim self.transition_width = transition_width = 100e3 self.samp_rate = samp_rate = 30720e3/decim self.cutoff_freq = cutoff_freq = 550e3 ################################################## # Blocks ################################################## self.gr_vector_sink_sss10 = gr.vector_sink_i(1) self.gr_vector_sink_sss0 = gr.vector_sink_i(1) self.gr_vector_sink_pss = gr.vector_sink_i(1) self.gr_throttle_0 = gr.throttle(gr.sizeof_gr_complex*1, samp_rate*decim) self.gr_null_sink_0 = gr.null_sink(gr.sizeof_gr_complex*1) self.gr_file_source_0 = gr.file_source(gr.sizeof_gr_complex*1, file_name, False) self.fir_filter_xxx_0 = filter.fir_filter_ccc(decim, (firdes.low_pass(1, decim*samp_rate, cutoff_freq, transition_width))) self.any_0_0_0 = sss_corr(N_id_1,N_id_2,False, decim, avg_frames,freq_corr) self.any_0_0 = sss_corr(N_id_1,N_id_2,True, decim, avg_frames,freq_corr) self.any_0 = pss_corr(N_id_2, decim, avg_frames*2,freq_corr) ################################################## # Connections ################################################## self.connect((self.any_0_0_0, 0), (self.gr_vector_sink_sss10, 0)) self.connect((self.fir_filter_xxx_0, 0), (self.any_0_0_0, 0)) self.connect((self.any_0_0, 0), (self.gr_vector_sink_sss0, 0)) self.connect((self.fir_filter_xxx_0, 0), (self.any_0_0, 0)) self.connect((self.any_0, 0), (self.gr_vector_sink_pss, 0)) self.connect((self.fir_filter_xxx_0, 0), (self.any_0, 0)) self.connect((self.gr_throttle_0, 0), (self.fir_filter_xxx_0, 0)) self.connect((self.gr_file_source_0, 0), (self.gr_throttle_0, 0)) self.connect((self.gr_file_source_0, 0), (self.gr_null_sink_0, 0))
def help_const_ii(self, src_data, exp_data, op):
src = gr.vector_source_i(src_data)
srcv = gr.stream_to_vector(gr.sizeof_int, len(src_data))
rhs = gr.vector_to_stream(gr.sizeof_int, len(src_data))
dst = gr.vector_sink_i()
self.tb.connect(src, srcv, op, rhs, dst)
self.tb.run()
result_data = dst.data()
self.assertEqual(exp_data, result_data)
def help_ii (self, src_data, exp_data, op):
for s in zip (range (len (src_data)), src_data):
src = gr.vector_source_i (s[1])
self.tb.connect (src, (op, s[0]))
dst = gr.vector_sink_i ()
self.tb.connect (op, dst)
self.tb.run ()
result_data = dst.data ()
self.assertEqual (exp_data, result_data)
def test_float_to_int_identity(self):
src_data = (1.0, 2.0, 3.0, 4.0, 5.0)
expected_data = (1, 2, 3, 4, 5)
src = gr.vector_source_f(src_data)
op = blocks_swig.float_to_int()
dst = gr.vector_sink_i()
self.tb.connect(src, op, dst)
self.tb.run()
self.assertEqual(expected_data, dst.data())
def test_and_const_ii (self):
src_data = (1, 2, 3, 0x5004, 0x1150)
expected_result = (0, 2, 2, 0x5000, 0x1100)
src = gr.vector_source_i(src_data)
op = blocks_swig.and_const_ii (0x55AA)
dst = gr.vector_sink_i()
self.tb.connect(src, op, dst)
self.tb.run()
self.assertEqual(dst.data(), expected_result)
def run(self, n_receive=None):
"""
Run the simulation.
Args:
n_receive: Stop after receiving this many samples.
"""
b100.set_image(self.fpgaimage)
# steps_rqd only in for compatibility
from gnuradio import gr, uhd
if n_receive is None:
n_receive = 10000
# Flip high and low bits of in_raw
flipped_raw = flip_bits(self.in_raw, self.width)
flipped_raw = unsigned_to_signed(flipped_raw, self.width)
stream_args = uhd.stream_args(cpu_format='sc16', channels=range(1))
from_usrp = uhd.usrp_source(device_addr='', stream_args=stream_args)
head = gr.head(4, n_receive)
snk = gr.vector_sink_i()
to_usrp = uhd.usrp_sink(device_addr='', stream_args=stream_args)
src = gr.vector_source_i(flipped_raw)
tb = gr.top_block()
tb.connect(from_usrp, head, snk)
tb.connect(src, to_usrp)
tb.run()
self.out_raw = snk.data()
# Remove 0's
start_offset = None
stop_offset = None
enumerated_raw = list(enumerate(self.out_raw))
for i, r in enumerated_raw:
if r != 0:
start_offset = i
break
for i, r in reversed(enumerated_raw):
if r != 0:
stop_offset = i
break
if start_offset is None or stop_offset is None:
raise StandardError("Could not find any non-zero returned data.")
self.out_raw = self.out_raw[start_offset:stop_offset + 1]
# Shift to positive integers
positive = []
for r in self.out_raw:
if r < 0:
r += pow(2, self.width)
positive.append(r)
self.out_raw = positive
# Flip bits in out_raw
self.out_raw = flip_bits(self.out_raw, self.width)
if self.output_msgs:
header_shift = pow(2, self.width - 1)
samples, packets = stream_to_samples_and_packets(self.out_raw)
self.out_samples = [
int_to_c(s, self.width / 2 - 1) for s in samples
]
self.out_messages = packets
def test_001_ii(self): src_data = (1, 2, 3, 4, 5, 6) dst_data = (6, 15) src = gr.vector_source_i(src_data) itg = blocks_swig.integrate_ii(3) dst = gr.vector_sink_i() self.tb.connect(src, itg, dst) self.tb.run() self.assertEqual(dst_data, dst.data())
def body_110 (self):
fg = self.fg
src_data = (0, 1, 2, 3)
src1 = gr.vector_source_i (src_data)
dst1 = gr.vector_sink_i ()
fg.connect ((src1, 0), (dst1, 0))
fg.run ()
dst_data = dst1.data ()
self.assertEqual (src_data, dst_data)
def test_float_to_int_scale(self):
src_data = (1.0, 2.0, 3.0, 4.0, 5.0)
expected_data = (5, 10, 15, 20, 25)
src = gr.vector_source_f(src_data)
op = blocks_swig.float_to_int(1, 5)
dst = gr.vector_sink_i()
self.tb.connect(src, op, dst)
self.tb.run()
self.assertEqual(expected_data, dst.data())
def help_ii(self, src_data, exp_data, op):
for s in zip(range(len(src_data)), src_data):
src = gr.vector_source_i(s[1])
self.tb.connect(src, (op, s[0]))
dst = gr.vector_sink_i()
self.tb.connect(op, dst)
self.tb.run()
result_data = dst.data()
self.assertEqual(exp_data, result_data)
def test_001_ii(self):
src_data = (1, 2, 3, 4, 5, 6)
dst_data = (6, 15)
src = gr.vector_source_i(src_data)
itg = gr.integrate_ii(3)
dst = gr.vector_sink_i()
self.tb.connect(src, itg, dst)
self.tb.run()
self.assertEqual(dst_data, dst.data())
def test_float_to_int_scale(self):
src_data = (1.0, 2.0, 3.0, 4.0, 5.0)
expected_data = (5, 10, 15, 20, 25)
src = gr.vector_source_f(src_data)
op = blocks_swig.float_to_int(1, 5)
dst = gr.vector_sink_i()
self.tb.connect(src, op, dst)
self.tb.run()
self.assertEqual(expected_data, dst.data())
def test_float_to_int_identity(self):
src_data = (1.0, 2.0, 3.0, 4.0, 5.0)
expected_data = (1, 2, 3, 4, 5)
src = gr.vector_source_f(src_data)
op = blocks_swig.float_to_int()
dst = gr.vector_sink_i()
self.tb.connect(src, op, dst)
self.tb.run()
self.assertEqual(expected_data, dst.data())
def help_const_ii(self, src_data, exp_data, op):
src = gr.vector_source_i(src_data)
srcv = gr.stream_to_vector(gr.sizeof_int, len(src_data))
rhs = gr.vector_to_stream(gr.sizeof_int, len(src_data))
dst = gr.vector_sink_i()
self.tb.connect(src, srcv, op, rhs, dst)
self.tb.run()
result_data = dst.data()
self.assertEqual(exp_data, result_data)
def test_copy (self):
src_data = (1, 2, 3, 4, 5, 6, 7, 8, 9, 10)
expected_result = (1, 2, 3, 4, 5, 6, 7, 8, 9, 10)
src = gr.vector_source_i(src_data)
op = gr.copy(gr.sizeof_int, True,4)
dst = gr.vector_sink_i()
self.tb.connect(src, op, dst)
self.tb.run()
dst_data = dst.data()
self.assertEqual(expected_result, dst_data)
def test_skip_all(self):
skip_cnt = len(self.src_data)
expected_result = tuple(self.src_data[skip_cnt:])
src1 = gr.vector_source_i (self.src_data)
op = gr.skiphead (gr.sizeof_int, skip_cnt)
dst1 = gr.vector_sink_i ()
self.tb.connect (src1, op, dst1)
self.tb.run ()
dst_data = dst1.data ()
self.assertEqual (expected_result, dst_data)
def test_001(self):
# 1 input stream; 1 output stream
src0_data = self.make_random_int_tuple(16000)
src0 = gr.vector_source_i(src0_data)
op = gr.kludge_copy(gr.sizeof_int)
dst0 = gr.vector_sink_i()
self.fg.connect(src0, op, dst0)
self.fg.run()
dst0_data = dst0.data()
self.assertEqual(src0_data, dst0_data)
def test_001(self):
# 1 input stream; 1 output stream
src0_data = self.make_random_int_tuple(16000)
src0 = gr.vector_source_i(src0_data)
op = gr.kludge_copy(gr.sizeof_int)
dst0 = gr.vector_sink_i()
self.tb.connect(src0, op, dst0)
self.tb.run()
dst0_data = dst0.data()
self.assertEqual(src0_data, dst0_data)
def test_skip_all(self):
skip_cnt = len(self.src_data)
expected_result = tuple(self.src_data[skip_cnt:])
src1 = gr.vector_source_i(self.src_data)
op = gr.skiphead(gr.sizeof_int, skip_cnt)
dst1 = gr.vector_sink_i()
self.tb.connect(src1, op, dst1)
self.tb.run()
dst_data = dst1.data()
self.assertEqual(expected_result, dst_data)
def run(self, n_receive=None):
"""
Run the simulation.
Args:
n_receive: Stop after receiving this many samples.
"""
b100.set_image(self.fpgaimage)
# steps_rqd only in for compatibility
from gnuradio import gr, uhd
if n_receive is None:
n_receive = 10000
# Flip high and low bits of in_raw
flipped_raw = flip_bits(self.in_raw, self.width)
flipped_raw = unsigned_to_signed(flipped_raw, self.width)
stream_args = uhd.stream_args(cpu_format='sc16', channels=range(1))
from_usrp = uhd.usrp_source(device_addr='', stream_args=stream_args)
head = gr.head(4, n_receive)
snk = gr.vector_sink_i()
to_usrp = uhd.usrp_sink(device_addr='', stream_args=stream_args)
src = gr.vector_source_i(flipped_raw)
tb = gr.top_block()
tb.connect(from_usrp, head, snk)
tb.connect(src, to_usrp)
tb.run()
self.out_raw = snk.data()
# Remove 0's
start_offset = None
stop_offset = None
enumerated_raw = list(enumerate(self.out_raw))
for i, r in enumerated_raw:
if r != 0:
start_offset = i
break
for i, r in reversed(enumerated_raw):
if r != 0:
stop_offset = i
break
if start_offset is None or stop_offset is None:
raise StandardError("Could not find any non-zero returned data.")
self.out_raw = self.out_raw[start_offset: stop_offset+1]
# Shift to positive integers
positive = []
for r in self.out_raw:
if r < 0:
r += pow(2, self.width)
positive.append(r)
self.out_raw = positive
# Flip bits in out_raw
self.out_raw = flip_bits(self.out_raw, self.width)
if self.output_msgs:
header_shift = pow(2, self.width-1)
samples, packets = stream_to_samples_and_packets(self.out_raw)
self.out_samples = [int_to_c(s, self.width/2-1) for s in samples]
self.out_messages = packets
def body_303_hier (self):
fg = self.fg
src_data = (0, 1, 2, 3)
expected_result = (35, 38, 41, 44)
src1 = gr.vector_source_i (src_data)
op = gr.compose (fg, gr.add_const_ii (10), mult_add (fg, 3, 5))
dst1 = gr.vector_sink_i ()
fg.connect (src1, op, dst1)
fg.run ()
dst_data = dst1.data ()
self.assertEqual (expected_result, dst_data)
def test_head (self):
src_data = (1, 2, 3, 4, 5, 6, 7, 8, 9, 10)
expected_result = (1, 2, 3, 4)
src1 = gr.vector_source_i (src_data)
op = gr.head (gr.sizeof_int, 4)
dst1 = gr.vector_sink_i ()
self.tb.connect (src1, op)
self.tb.connect (op, dst1)
self.tb.run ()
dst_data = dst1.data ()
self.assertEqual (expected_result, dst_data)
def test_head(self):
src_data = (1, 2, 3, 4, 5, 6, 7, 8, 9, 10)
expected_result = (1, 2, 3, 4)
src1 = gr.vector_source_i(src_data)
op = gr.head(gr.sizeof_int, 4)
dst1 = gr.vector_sink_i()
self.tb.connect(src1, op)
self.tb.connect(op, dst1)
self.tb.run()
dst_data = dst1.data()
self.assertEqual(expected_result, dst_data)
def help_ii (self, src_data, exp_data, op, port_prefix='data_in_'):
for s in zip (range (len (src_data)), src_data):
src = gr.vector_source_i (s[1])
src.source.connect(op,providesPortName=port_prefix+str(s[0]))
src.streamID = str(s[0])
self.tb.sources.append(src)
dst = gr.vector_sink_i ()
self.tb.connect (op, dst)
self.tb.run ()
result_data = dst.data ()
self.assertEqual (exp_data, result_data)
def test_012_connect (self):
fg = self.fg
src_data = (0, 1, 2, 3)
expected_result = (2, 3, 4, 5)
src1 = gr.vector_source_i (src_data)
op = gr.add_const_ii (2)
dst1 = gr.vector_sink_i ()
fg.connect (src1, op)
fg.connect (op, dst1)
# print "edge_list:", fg.edge_list
fg.validate ()
def body_302_hier (self):
fg = self.fg
src_data = (0, 1, 2, 3)
expected_result = (10, 11, 12, 13)
src1 = gr.vector_source_i (src_data)
op = gr.compose (fg, gr.add_const_ii (10))
dst1 = gr.vector_sink_i ()
fg.connect (src1, op, dst1)
fg.run ()
dst_data = dst1.data ()
self.assertEqual (expected_result, dst_data)
def test_const_i(self):
tb = self.tb
expected_result = (1, 1, 1, 1)
src1 = analog.sig_source_i(1e6, analog.GR_CONST_WAVE, 0, 1)
op = gr.head(gr.sizeof_int, 4)
dst1 = gr.vector_sink_i()
tb.connect(src1, op)
tb.connect(op, dst1)
tb.run()
dst_data = dst1.data()
self.assertEqual(expected_result, dst_data)
def test_const_i (self):
fg = self.fg
expected_result = (1, 1, 1, 1)
src1 = gr.sig_source_i (1e6, gr.GR_CONST_WAVE, 0, 1)
op = gr.head (gr.sizeof_int, 4)
dst1 = gr.vector_sink_i ()
fg.connect (src1, op)
fg.connect (op, dst1)
fg.run ()
dst_data = dst1.data ()
self.assertEqual (expected_result, dst_data)
def body_111v (self):
fg = self.fg
src_data = (0, 1, 2, 3)
expected_result = (2, 3, 4, 5)
src1 = gr.vector_source_i (src_data)
op = gr.add_const_ii (2)
dst1 = gr.vector_sink_i ()
fg.connect (src1, op, dst1)
fg.run ()
dst_data = dst1.data ()
self.assertEqual (expected_result, dst_data)
def body_300_hier (self):
fg = self.fg
src_data = (0, 1, 2, 3)
expected_result = (10, 11, 12, 13)
src1 = gr.vector_source_i (src_data)
op = wrap_add (fg, 10)
dst1 = gr.vector_sink_i ()
fg.connect (src1, op, dst1)
fg.run ()
dst_data = dst1.data ()
self.assertEqual (expected_result, dst_data)
def test_const_i (self):
tb = self.tb
expected_result = (1, 1, 1, 1)
src1 = gr.sig_source_i (1e6, gr.GR_CONST_WAVE, 0, 1)
op = gr.head (gr.sizeof_int, 4)
dst1 = gr.vector_sink_i ()
tb.connect (src1, op)
tb.connect (op, dst1)
tb.run ()
dst_data = dst1.data ()
self.assertEqual (expected_result, dst_data)
def help_ii(self, src_data, exp_data, op, port_prefix='data_in_'):
for s in zip(range(len(src_data)), src_data):
src = gr.vector_source_i(s[1])
src.source.connect(op, providesPortName=port_prefix + str(s[0]))
src.streamID = str(s[0])
self.tb.sources.append(src)
dst = gr.vector_sink_i()
self.tb.connect(op, dst)
self.tb.run()
result_data = dst.data()
self.assertEqual(exp_data, result_data)
def body_301_hier (self):
fg = self.fg
src_data = (0, 1, 2, 3)
expected_result = (5, 8, 11, 14)
src1 = gr.vector_source_i (src_data)
op = mult_add (fg, 3, 5)
dst1 = gr.vector_sink_i ()
fg.connect (src1, op, dst1)
fg.run ()
dst_data = dst1.data ()
self.assertEqual (expected_result, dst_data)
def test_deint_001(self):
lenx = 64
src = gr.vector_source_i(range(lenx))
op = gr.deinterleave(gr.sizeof_int, 1)
dst0 = gr.vector_sink_i()
self.tb.connect(src, op)
self.tb.connect((op, 0), dst0)
self.tb.run()
expected_result0 = tuple(range(0, lenx, 1))
self.assertFloatTuplesAlmostEqual(expected_result0, dst0.data())
def test_001_lut(self):
"""test with integers"""
src = gr.vector_source_b((1, 3, 2, 0))
table = [[1, 5, 3, 9], [2, 3, 8, -1], [3, 9, 12, 3]]
expected_result = [table[i] for i in (1, 0, 2, 0)]
expected_result = tuple(itertools.chain.from_iterable(expected_result))
dst = gr.vector_sink_i(len(table[0]))
lut = mlse_swig.lut_biv(table)
self.tb.connect(src, lut, dst)
self.tb.run()
result_data = dst.data()
self.assertEquals(expected_result, result_data)
def help_ii(self, size, src_data, exp_data, op):
for s in zip(range(len(src_data)), src_data):
src = gr.vector_source_i(s[1])
srcv = gr.stream_to_vector(gr.sizeof_int, size)
self.tb.connect(src, srcv)
self.tb.connect(srcv, (op, s[0]))
rhs = gr.vector_to_stream(gr.sizeof_int, size)
dst = gr.vector_sink_i()
self.tb.connect(op, rhs, dst)
self.tb.run()
result_data = dst.data()
self.assertEqual(exp_data, result_data)
def test_001(self):
src_data = (0.0, 1.1, 2.2, 3.3, 4.4, 5.5, -1.1, -2.2, -3.3, -4.4, -5.5)
expected_result = [int(round(s)) for s in src_data]
src = gr.vector_source_f(src_data)
op = gr.float_to_int()
dst = gr.vector_sink_i()
self.tb.connect(src, op, dst)
self.tb.run()
result_data = list(dst.data())
self.assertEqual(expected_result, result_data)
def test_002_code_r5m5 (self):
""" Check encoding r=5 m=5 for 5 possible inputs """
expected_data = (-1771465066, 1721341545, 252654387, 858993459, -1431672471)
src_data = (125,182,392,16,419)
src1 = gr.vector_source_i(src_data)
coding_action = chancoding.rm_encoder_vii(5,5)
sink = gr.vector_sink_i()
self.tb.connect(src1, coding_action)
self.tb.connect(coding_action, sink)
self.tb.run()
for i in range( len(expected_data) ):
self.assertEqual( sink.data()[i] , expected_data[i], i)
def test_001(self):
self.maxDiff = None
tb = gr.top_block()
src1 = gr.vector_source_i(range(0, 100))
src2 = gr.vector_source_i(range(0, 100))
src3 = gr.vector_source_i(range(0, 100))
# itemsize, M, N, offset
km2 = gr.keep_m_in_n(gr.sizeof_int, 4, 1, 2, 0)
km3 = gr.keep_m_in_n(gr.sizeof_int, 4, 1, 3, 1)
km7 = gr.keep_m_in_n(gr.sizeof_int, 4, 1, 7, 2)
snk2 = gr.vector_sink_i()
snk3 = gr.vector_sink_i()
snk7 = gr.vector_sink_i()
tb.connect(src1, km2, snk2)
tb.connect(src2, km3, snk3)
tb.connect(src3, km7, snk7)
tb.run()
self.assertEqual(range(0, 100, 2), list(snk2.data()))
self.assertEqual(range(1, 100, 3), list(snk3.data()))
self.assertEqual(range(2, 100, 7), list(snk7.data()))
def test_int_001(self):
lenx = 64
src0 = range(0, lenx, 1)
a = sb.DataSource(dataFormat="long")
op = gr.interleave(gr.sizeof_int, 1)
dst = gr.vector_sink_i()
a.connect(op, providesPortName="long_in")
a.push(src0, EOS=True)
self.tb.connect(op, dst)
self.tb.run()
expected_result = tuple(range(lenx))
result_data = dst.data()
self.assertFloatTuplesAlmostEqual(expected_result, result_data)
def test_001(self):
"""numbers from 0 to 6, this time in an int source"""
src = mlse_swig.randint_i(7)
head = gr.head(gr.sizeof_int, 10000)
dst = gr.vector_sink_i()
self.tb.connect(src, head, dst)
self.tb.run()
data = dst.data()
a = set(data)
self.assertEquals(a, set(range(7)))
counts = [data.count(i) for i in range(7)]
countdiff = max(counts) - min(counts)
print max(counts), min(counts), countdiff
self.assertTrue(countdiff < 500) # this can fail by chance
def test_002(self):
src_data = [1, 2, 3, 4]
expected_result = [16777216, 33554432, 50331648, 67108864]
src = gr.vector_source_i(src_data)
op = gr.endian_swap(4)
dst = gr.vector_sink_i()
self.tb.connect(src, op, dst)
self.tb.run()
result_data = list(dst.data())
self.assertEqual(expected_result, result_data)
def test_002(self):
src_data=(-100,-99,-98,-97,-96,-1)
expected_result = ((max(src_data)), )
src = gr.vector_source_i(src_data)
s2v = gr.stream_to_vector(gr.sizeof_int, len(src_data))
op = gr.max_(gr.sizeof_int, 1, len(src_data) )
dst = gr.vector_sink_i()
self.tb.connect(src, s2v, op, dst)
self.tb.run()
result_data = dst.data()
self.assertEqual(expected_result, result_data)