diff options
Diffstat (limited to 'gnuradio-core/src')
| -rw-r--r-- | gnuradio-core/src/python/gnuradio/Makefile.am | 2 | ||||
| -rw-r--r-- | gnuradio-core/src/python/gnuradio/blks2impl/Makefile.am | 6 | ||||
| -rw-r--r-- | gnuradio-core/src/python/gnuradio/blks2impl/cpm.py | 249 | ||||
| -rw-r--r-- | gnuradio-core/src/python/gnuradio/blks2impl/pkt.py | 184 | ||||
| -rw-r--r-- | gnuradio-core/src/python/gnuradio/blks2impl/qam16.py | 208 | ||||
| -rw-r--r-- | gnuradio-core/src/python/gnuradio/blks2impl/qam256.py | 209 | ||||
| -rw-r--r-- | gnuradio-core/src/python/gnuradio/blks2impl/qam64.py | 208 | ||||
| -rw-r--r-- | gnuradio-core/src/python/gnuradio/blks2impl/qam8.py | 209 | ||||
| -rw-r--r-- | gnuradio-core/src/python/gnuradio/gruimpl/Makefile.am | 1 | ||||
| -rw-r--r-- | gnuradio-core/src/python/gnuradio/modulation_utils.py | 81 | ||||
| -rw-r--r-- | gnuradio-core/src/python/gnuradio/packet_utils.py | 457 |
11 files changed, 0 insertions, 1814 deletions
diff --git a/gnuradio-core/src/python/gnuradio/Makefile.am b/gnuradio-core/src/python/gnuradio/Makefile.am index eff35e95c..30b5d02ab 100644 --- a/gnuradio-core/src/python/gnuradio/Makefile.am +++ b/gnuradio-core/src/python/gnuradio/Makefile.am @@ -28,10 +28,8 @@ grpython_PYTHON = \ __init__.py \ eng_notation.py \ eng_option.py \ - modulation_utils.py \ modulation_utils2.py \ ofdm_packet_utils.py \ - packet_utils.py \ gr_unittest.py \ gr_xmlrunner.py \ optfir.py \ diff --git a/gnuradio-core/src/python/gnuradio/blks2impl/Makefile.am b/gnuradio-core/src/python/gnuradio/blks2impl/Makefile.am index 0499b8c80..9665dde0b 100644 --- a/gnuradio-core/src/python/gnuradio/blks2impl/Makefile.am +++ b/gnuradio-core/src/python/gnuradio/blks2impl/Makefile.am @@ -34,7 +34,6 @@ grblkspython_PYTHON = \ fm_demod.py \ fm_emph.py \ generic_usrp.py \ - cpm.py \ logpwrfft.py \ nbfm_rx.py \ nbfm_tx.py \ @@ -48,13 +47,8 @@ grblkspython_PYTHON = \ pfb_channelizer.py \ pfb_decimator.py \ pfb_interpolator.py \ - pkt.py \ psk.py \ qam.py \ - qam8.py \ - qam16.py \ - qam64.py \ - qam256.py \ rational_resampler.py \ standard_squelch.py \ stream_to_vector_decimator.py \ diff --git a/gnuradio-core/src/python/gnuradio/blks2impl/cpm.py b/gnuradio-core/src/python/gnuradio/blks2impl/cpm.py deleted file mode 100644 index 8f593cd51..000000000 --- a/gnuradio-core/src/python/gnuradio/blks2impl/cpm.py +++ /dev/null @@ -1,249 +0,0 @@ -# -# CPM modulation and demodulation. -# -# -# Copyright 2005,2006,2007 Free Software Foundation, Inc. -# -# This file is part of GNU Radio -# -# GNU Radio is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 3, or (at your option) -# any later version. -# -# GNU Radio is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with GNU Radio; see the file COPYING. If not, write to -# the Free Software Foundation, Inc., 51 Franklin Street, -# Boston, MA 02110-1301, USA. -# - -# See gnuradio-examples/python/digital for examples - -from gnuradio import gr -from gnuradio import modulation_utils -from math import pi -import numpy -from pprint import pprint -import inspect - -# default values (used in __init__ and add_options) -_def_samples_per_symbol = 2 -_def_bits_per_symbol = 1 -_def_h_numerator = 1 -_def_h_denominator = 2 -_def_cpm_type = 0 # 0=CPFSK, 1=GMSK, 2=RC, 3=GENERAL -_def_bt = 0.35 -_def_symbols_per_pulse = 1 -_def_generic_taps = numpy.empty(1) -_def_verbose = False -_def_log = False - - -# ///////////////////////////////////////////////////////////////////////////// -# CPM modulator -# ///////////////////////////////////////////////////////////////////////////// - -class cpm_mod(gr.hier_block2): - def __init__(self, - samples_per_symbol=_def_samples_per_symbol, - bits_per_symbol=_def_bits_per_symbol, - h_numerator=_def_h_numerator, - h_denominator=_def_h_denominator, - cpm_type=_def_cpm_type, - bt=_def_bt, - symbols_per_pulse=_def_symbols_per_pulse, - generic_taps=_def_generic_taps, - verbose=_def_verbose, - log=_def_log): - """ - Hierarchical block for Continuous Phase - modulation. - - The input is a byte stream (unsigned char) - representing packed bits and the - output is the complex modulated signal at baseband. - - See Proakis for definition of generic CPM signals: - s(t)=exp(j phi(t)) - phi(t)= 2 pi h int_0^t f(t') dt' - f(t)=sum_k a_k g(t-kT) - (normalizing assumption: int_0^infty g(t) dt = 1/2) - - @param samples_per_symbol: samples per baud >= 2 - @type samples_per_symbol: integer - @param bits_per_symbol: bits per symbol - @type bits_per_symbol: integer - @param h_numerator: numerator of modulation index - @type h_numerator: integer - @param h_denominator: denominator of modulation index (numerator and denominator must be relative primes) - @type h_denominator: integer - @param cpm_type: supported types are: 0=CPFSK, 1=GMSK, 2=RC, 3=GENERAL - @type cpm_type: integer - @param bt: bandwidth symbol time product for GMSK - @type bt: float - @param symbols_per_pulse: shaping pulse duration in symbols - @type symbols_per_pulse: integer - @param generic_taps: define a generic CPM pulse shape (sum = samples_per_symbol/2) - @type generic_taps: array of floats - - @param verbose: Print information about modulator? - @type verbose: bool - @param debug: Print modulation data to files? - @type debug: bool - """ - - gr.hier_block2.__init__("cpm_mod", - gr.io_signature(1, 1, gr.sizeof_char), # Input signature - gr.io_signature(1, 1, gr.sizeof_gr_complex)) # Output signature - - self._samples_per_symbol = samples_per_symbol - self._bits_per_symbol = bits_per_symbol - self._h_numerator = h_numerator - self._h_denominator = h_denominator - self._cpm_type = cpm_type - self._bt=bt - if cpm_type == 0 or cpm_type == 2 or cpm_type == 3: # CPFSK, RC, Generic - self._symbols_per_pulse = symbols_per_pulse - elif cpm_type == 1: # GMSK - self._symbols_per_pulse = 4 - else: - raise TypeError, ("cpm_type must be an integer in {0,1,2,3}, is %r" % (cpm_type,)) - - self._generic_taps=numpy.array(generic_taps) - - if not isinstance(samples_per_symbol, int) or samples_per_symbol < 2: - raise TypeError, ("samples_per_symbol must be an integer >= 2, is %r" % (samples_per_symbol,)) - - self.nsymbols = 2**bits_per_symbol - self.sym_alphabet=numpy.arange(-(self.nsymbols-1),self.nsymbols,2) - - - self.ntaps = self._symbols_per_pulse * samples_per_symbol - sensitivity = 2 * pi * h_numerator / h_denominator / samples_per_symbol - - # Unpack Bytes into bits_per_symbol groups - self.B2s = gr.packed_to_unpacked_bb(bits_per_symbol,gr.GR_MSB_FIRST) - - - # Turn it into symmetric PAM data. - self.pam = gr.chunks_to_symbols_bf(self.sym_alphabet,1) - - # Generate pulse (sum of taps = samples_per_symbol/2) - if cpm_type == 0: # CPFSK - self.taps= (1.0/self._symbols_per_pulse/2,) * self.ntaps - elif cpm_type == 1: # GMSK - gaussian_taps = gr.firdes.gaussian( - 1.0/2, # gain - samples_per_symbol, # symbol_rate - bt, # bandwidth * symbol time - self.ntaps # number of taps - ) - sqwave = (1,) * samples_per_symbol # rectangular window - self.taps = numpy.convolve(numpy.array(gaussian_taps),numpy.array(sqwave)) - elif cpm_type == 2: # Raised Cosine - # generalize it for arbitrary roll-off factor - self.taps = (1-numpy.cos(2*pi*numpy.arange(0,self.ntaps)/samples_per_symbol/self._symbols_per_pulse))/(2*self._symbols_per_pulse) - elif cpm_type == 3: # Generic CPM - self.taps = generic_taps - else: - raise TypeError, ("cpm_type must be an integer in {0,1,2,3}, is %r" % (cpm_type,)) - - self.filter = gr.interp_fir_filter_fff(samples_per_symbol, self.taps) - - # FM modulation - self.fmmod = gr.frequency_modulator_fc(sensitivity) - - if verbose: - self._print_verbage() - - if log: - self._setup_logging() - - # Connect - self.connect(self, self.B2s, self.pam, self.filter, self.fmmod, self) - - #def samples_per_symbol(self): - #return self._samples_per_symbol - - #def bits_per_symbol(self): - #return self._bits_per_symbol - - #def h_numerator(self): - #return self._h_numerator - - #def h_denominator(self): - #return self._h_denominator - - #def cpm_type(self): - #return self._cpm_type - - #def bt(self): - #return self._bt - - #def symbols_per_pulse(self): - #return self._symbols_per_pulse - - - def _print_verbage(self): - print "Samples per symbol = %d" % self._samples_per_symbol - print "Bits per symbol = %d" % self._bits_per_symbol - print "h = " , self._h_numerator , " / " , self._h_denominator - print "Symbol alphabet = " , self.sym_alphabet - print "Symbols per pulse = %d" % self._symbols_per_pulse - print "taps = " , self.taps - - print "CPM type = %d" % self._cpm_type - if self._cpm_type == 1: - print "Gaussian filter BT = %.2f" % self._bt - - - def _setup_logging(self): - print "Modulation logging turned on." - self.connect(self.B2s, - gr.file_sink(gr.sizeof_float, "symbols.dat")) - self.connect(self.pam, - gr.file_sink(gr.sizeof_float, "pam.dat")) - self.connect(self.filter, - gr.file_sink(gr.sizeof_float, "filter.dat")) - self.connect(self.fmmod, - gr.file_sink(gr.sizeof_gr_complex, "fmmod.dat")) - - - def add_options(parser): - """ - Adds CPM modulation-specific options to the standard parser - """ - parser.add_option("", "--bt", type="float", default=_def_bt, - help="set bandwidth-time product [default=%default] (GMSK)") - add_options=staticmethod(add_options) - - - def extract_kwargs_from_options(options): - """ - Given command line options, create dictionary suitable for passing to __init__ - """ - return modulation_utils.extract_kwargs_from_options(cpm_mod.__init__, - ('self',), options) - extract_kwargs_from_options=staticmethod(extract_kwargs_from_options) - - - -# ///////////////////////////////////////////////////////////////////////////// -# CPM demodulator -# ///////////////////////////////////////////////////////////////////////////// -# -# Not yet implemented -# - - - -# -# Add these to the mod/demod registry -# -modulation_utils.add_type_1_mod('cpm', cpm_mod) -#modulation_utils.add_type_1_demod('cpm', cpm_demod) diff --git a/gnuradio-core/src/python/gnuradio/blks2impl/pkt.py b/gnuradio-core/src/python/gnuradio/blks2impl/pkt.py deleted file mode 100644 index aa720d1a5..000000000 --- a/gnuradio-core/src/python/gnuradio/blks2impl/pkt.py +++ /dev/null @@ -1,184 +0,0 @@ -# -# Copyright 2005, 2006, 2007 Free Software Foundation, Inc. -# -# This file is part of GNU Radio -# -# GNU Radio is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 3, or (at your option) -# any later version. -# -# GNU Radio is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with GNU Radio; see the file COPYING. If not, write to -# the Free Software Foundation, Inc., 51 Franklin Street, -# Boston, MA 02110-1301, USA. -# - -from math import pi -from gnuradio import gr, packet_utils -import gnuradio.gr.gr_threading as _threading - - -# ///////////////////////////////////////////////////////////////////////////// -# mod/demod with packets as i/o -# ///////////////////////////////////////////////////////////////////////////// - -class mod_pkts(gr.hier_block2): - """ - Wrap an arbitrary digital modulator in our packet handling framework. - - Send packets by calling send_pkt - """ - def __init__(self, modulator, access_code=None, msgq_limit=2, pad_for_usrp=True, use_whitener_offset=False, - modulate=True): - """ - Hierarchical block for sending packets - - Packets to be sent are enqueued by calling send_pkt. - The output is the complex modulated signal at baseband. - - @param modulator: instance of modulator class (gr_block or hier_block2) - @type modulator: complex baseband out - @param access_code: AKA sync vector - @type access_code: string of 1's and 0's between 1 and 64 long - @param msgq_limit: maximum number of messages in message queue - @type msgq_limit: int - @param pad_for_usrp: If true, packets are padded such that they end up a multiple of 128 samples - @param use_whitener_offset: If true, start of whitener XOR string is incremented each packet - @param modulate: If false, no modulation will be performed. - - See gmsk_mod for remaining parameters - """ - if modulate: - output_size = gr.sizeof_gr_complex - else: - output_size = gr.sizeof_char - - gr.hier_block2.__init__(self, "mod_pkts", - gr.io_signature(0, 0, 0), # Input signature - gr.io_signature(1, 1, output_size)) # Output signature - - self._modulator = modulator - self._pad_for_usrp = pad_for_usrp - self._use_whitener_offset = use_whitener_offset - self._whitener_offset = 0 - - if access_code is None: - access_code = packet_utils.default_access_code - if not packet_utils.is_1_0_string(access_code): - raise ValueError, "Invalid access_code %r. Must be string of 1's and 0's" % (access_code,) - self._access_code = access_code - - # accepts messages from the outside world - self._pkt_input = gr.message_source(gr.sizeof_char, msgq_limit) - if modulate: - self.connect(self._pkt_input, self._modulator, self) - else: - self.connect(self._pkt_input, self) - - def send_pkt(self, payload='', eof=False): - """ - Send the payload. - - @param payload: data to send - @type payload: string - """ - if eof: - msg = gr.message(1) # tell self._pkt_input we're not sending any more packets - else: - # print "original_payload =", string_to_hex_list(payload) - pkt = packet_utils.make_packet(payload, - self._modulator.samples_per_symbol(), - self._modulator.bits_per_symbol(), - self._access_code, - self._pad_for_usrp, - self._whitener_offset) - #print "pkt =", string_to_hex_list(pkt) - msg = gr.message_from_string(pkt) - if self._use_whitener_offset is True: - self._whitener_offset = (self._whitener_offset + 1) % 16 - - self._pkt_input.msgq().insert_tail(msg) - - - -class demod_pkts(gr.hier_block2): - """ - Wrap an arbitrary digital demodulator in our packet handling framework. - - The input is complex baseband. When packets are demodulated, they are passed to the - app via the callback. - """ - - def __init__(self, demodulator, access_code=None, callback=None, threshold=-1, demodulate=True): - """ - Hierarchical block for demodulating and deframing packets. - - The input is the complex modulated signal at baseband. - Demodulated packets are sent to the handler. - - If demodulator is None it is assumed the input is already demodulated. - - @param demodulator: instance of demodulator class (gr_block or hier_block2) - @type demodulator: complex baseband in - @param access_code: AKA sync vector - @type access_code: string of 1's and 0's - @param callback: function of two args: ok, payload - @type callback: ok: bool; payload: string - @param threshold: detect access_code with up to threshold bits wrong (-1 -> use default) - @type threshold: int - """ - - if demodulator is not None: - input_size = gr.sizeof_gr_complex - else: - input_size = gr.sizeof_char - - gr.hier_block2.__init__(self, "demod_pkts", - gr.io_signature(1, 1, input_size), # Input signature - gr.io_signature(0, 0, 0)) # Output signature - - self._demodulator = demodulator - if access_code is None: - access_code = packet_utils.default_access_code - if not packet_utils.is_1_0_string(access_code): - raise ValueError, "Invalid access_code %r. Must be string of 1's and 0's" % (access_code,) - self._access_code = access_code - - if threshold == -1: - threshold = 12 # FIXME raise exception - - self._rcvd_pktq = gr.msg_queue() # holds packets from the PHY - self.correlator = gr.correlate_access_code_bb(access_code, threshold) - - self.framer_sink = gr.framer_sink_1(self._rcvd_pktq) - if self._demodulator is not None: - self.connect(self, self._demodulator, self.correlator, self.framer_sink) - else: - self.connect(self, self.correlator, self.framer_sink) - - if callback is not None: - self._watcher = _queue_watcher_thread(self._rcvd_pktq, callback) - - -class _queue_watcher_thread(_threading.Thread): - def __init__(self, rcvd_pktq, callback): - _threading.Thread.__init__(self) - self.setDaemon(1) - self.rcvd_pktq = rcvd_pktq - self.callback = callback - self.keep_running = True - self.start() - - - def run(self): - while self.keep_running: - msg = self.rcvd_pktq.delete_head() - ok, payload = packet_utils.unmake_packet(msg.to_string(), int(msg.arg1())) - if self.callback: - self.callback(ok, payload) diff --git a/gnuradio-core/src/python/gnuradio/blks2impl/qam16.py b/gnuradio-core/src/python/gnuradio/blks2impl/qam16.py deleted file mode 100644 index 0bdb9c6fb..000000000 --- a/gnuradio-core/src/python/gnuradio/blks2impl/qam16.py +++ /dev/null @@ -1,208 +0,0 @@ -# -# Copyright 2005,2006,2007 Free Software Foundation, Inc. -# -# This file is part of GNU Radio -# -# GNU Radio is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 3, or (at your option) -# any later version. -# -# GNU Radio is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with GNU Radio; see the file COPYING. If not, write to -# the Free Software Foundation, Inc., 51 Franklin Street, -# Boston, MA 02110-1301, USA. -# - -# See gnuradio-examples/python/digital for examples - -""" -QAM16 modulation and demodulation. -""" - -from gnuradio import gr, gru, modulation_utils -from math import pi, sqrt -import qam -import cmath -from pprint import pprint - -# default values (used in __init__ and add_options) -_def_samples_per_symbol = 2 -_def_excess_bw = 0.35 -_def_gray_code = True -_def_verbose = False -_def_log = False - -_def_costas_alpha = None -_def_gain_mu = 0.03 -_def_mu = 0.05 -_def_omega_relative_limit = 0.005 - - -# ///////////////////////////////////////////////////////////////////////////// -# QAM16 modulator -# ///////////////////////////////////////////////////////////////////////////// - -class qam16_mod(gr.hier_block2): - - def __init__(self, - samples_per_symbol=_def_samples_per_symbol, - excess_bw=_def_excess_bw, - gray_code=_def_gray_code, - verbose=_def_verbose, - log=_def_log): - - """ - Hierarchical block for RRC-filtered QPSK modulation. - - The input is a byte stream (unsigned char) and the - output is the complex modulated signal at baseband. - - @param samples_per_symbol: samples per symbol >= 2 - @type samples_per_symbol: integer - @param excess_bw: Root-raised cosine filter excess bandwidth - @type excess_bw: float - @param gray_code: Tell modulator to Gray code the bits - @type gray_code: bool - @param verbose: Print information about modulator? - @type verbose: bool - @param debug: Print modualtion data to files? - @type debug: bool - """ - - gr.hier_block2.__init__(self, "qam16_mod", - gr.io_signature(1, 1, gr.sizeof_char), # Input signature - gr.io_signature(1, 1, gr.sizeof_gr_complex)) # Output signature - - self._samples_per_symbol = samples_per_symbol - self._excess_bw = excess_bw - self._gray_code = gray_code - - if not isinstance(samples_per_symbol, int) or samples_per_symbol < 2: - raise TypeError, ("sbp must be an integer >= 2, is %d" % samples_per_symbol) - - ntaps = 11 * samples_per_symbol - - arity = pow(2, self.bits_per_symbol()) - - # turn bytes into k-bit vectors - self.bytes2chunks = \ - gr.packed_to_unpacked_bb(self.bits_per_symbol(), gr.GR_MSB_FIRST) - - if self._gray_code: - self.symbol_mapper = gr.map_bb(qam.binary_to_gray[arity]) - else: - self.symbol_mapper = gr.map_bb(qam.binary_to_ungray[arity]) - - self.diffenc = gr.diff_encoder_bb(arity) - - rot = 1.0 - print "constellation with %d arity" % arity - rotated_const = map(lambda pt: pt * rot, qam.constellation[arity]) - self.chunks2symbols = gr.chunks_to_symbols_bc(rotated_const) - - # pulse shaping filter - self.rrc_taps = gr.firdes.root_raised_cosine( - self._samples_per_symbol, # gain (sps since we're interpolating by sps) - self._samples_per_symbol, # sampling rate - 1.0, # symbol rate - self._excess_bw, # excess bandwidth (roll-off factor) - ntaps) - - self.rrc_filter = gr.interp_fir_filter_ccf(self._samples_per_symbol, self.rrc_taps) - - if verbose: - self._print_verbage() - - if log: - self._setup_logging() - - # Connect - self.connect(self, self.bytes2chunks, self.symbol_mapper, self.diffenc, - self.chunks2symbols, self.rrc_filter, self) - - def samples_per_symbol(self): - return self._samples_per_symbol - - def bits_per_symbol(self=None): # staticmethod that's also callable on an instance - return 4 - bits_per_symbol = staticmethod(bits_per_symbol) # make it a static method. RTFM - - def _print_verbage(self): - print "bits per symbol = %d" % self.bits_per_symbol() - print "Gray code = %s" % self._gray_code - print "RRS roll-off factor = %f" % self._excess_bw - - def _setup_logging(self): - print "Modulation logging turned on." - self.connect(self.bytes2chunks, - gr.file_sink(gr.sizeof_char, "bytes2chunks.dat")) - self.connect(self.symbol_mapper, - gr.file_sink(gr.sizeof_char, "graycoder.dat")) - self.connect(self.diffenc, - gr.file_sink(gr.sizeof_char, "diffenc.dat")) - self.connect(self.chunks2symbols, - gr.file_sink(gr.sizeof_gr_complex, "chunks2symbols.dat")) - self.connect(self.rrc_filter, - gr.file_sink(gr.sizeof_gr_complex, "rrc_filter.dat")) - - def add_options(parser): - """ - Adds QAM modulation-specific options to the standard parser - """ - parser.add_option("", "--excess-bw", type="float", default=_def_excess_bw, - help="set RRC excess bandwith factor [default=%default] (PSK)") - parser.add_option("", "--no-gray-code", dest="gray_code", - action="store_false", default=_def_gray_code, - help="disable gray coding on modulated bits (PSK)") - add_options=staticmethod(add_options) - - - def extract_kwargs_from_options(options): - """ - Given command line options, create dictionary suitable for passing to __init__ - """ - return modulation_utils.extract_kwargs_from_options(qam16_mod.__init__, - ('self',), options) - extract_kwargs_from_options=staticmethod(extract_kwargs_from_options) - - -# ///////////////////////////////////////////////////////////////////////////// -# QAM16 demodulator -# -# ///////////////////////////////////////////////////////////////////////////// - -class qam16_demod(gr.hier_block2): - - def __init__(self, - samples_per_symbol=_def_samples_per_symbol, - excess_bw=_def_excess_bw, - costas_alpha=_def_costas_alpha, - gain_mu=_def_gain_mu, - mu=_def_mu, - omega_relative_limit=_def_omega_relative_limit, - gray_code=_def_gray_code, - verbose=_def_verbose, - log=_def_log): - - gr.hier_block2.__init__(self, "qam16_demod", - gr.io_signature(1, 1, gr.sizeof_gr_complex), # Input signature - gr.io_signature(1, 1, gr.sizeof_char)) # Output signature - # do this - pass - - def bits_per_symbol(self=None): # staticmethod that's also callable on an instance - return 4 - bits_per_symbol = staticmethod(bits_per_symbol) # make it a static method. RTFM - -# -# Add these to the mod/demod registry -# -# NOT READY TO BE USED YET -- ENABLE AT YOUR OWN RISK -#modulation_utils.add_type_1_mod('qam16', qam16_mod) -#modulation_utils.add_type_1_demod('qam16', qam16_demod) diff --git a/gnuradio-core/src/python/gnuradio/blks2impl/qam256.py b/gnuradio-core/src/python/gnuradio/blks2impl/qam256.py deleted file mode 100644 index fc455f17c..000000000 --- a/gnuradio-core/src/python/gnuradio/blks2impl/qam256.py +++ /dev/null @@ -1,209 +0,0 @@ -# -# Copyright 2005,2006,2007 Free Software Foundation, Inc. -# -# This file is part of GNU Radio -# -# GNU Radio is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 3, or (at your option) -# any later version. -# -# GNU Radio is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with GNU Radio; see the file COPYING. If not, write to -# the Free Software Foundation, Inc., 51 Franklin Street, -# Boston, MA 02110-1301, USA. -# - -# See gnuradio-examples/python/digital for examples - -""" -QAM256 modulation and demodulation. -""" - -from gnuradio import gr, gru, modulation_utils -from math import pi, sqrt -import qam -import cmath -from pprint import pprint - -# default values (used in __init__ and add_options) -_def_samples_per_symbol = 2 -_def_excess_bw = 0.35 -_def_gray_code = True -_def_verbose = False -_def_log = False - -_def_costas_alpha = None -_def_gain_mu = 0.03 -_def_mu = 0.05 -_def_omega_relative_limit = 0.005 - - -# ///////////////////////////////////////////////////////////////////////////// -# QAM256 modulator -# ///////////////////////////////////////////////////////////////////////////// - -class qam256_mod(gr.hier_block2): - - def __init__(self, - samples_per_symbol=_def_samples_per_symbol, - excess_bw=_def_excess_bw, - gray_code=_def_gray_code, - verbose=_def_verbose, - log=_def_log): - - """ - Hierarchical block for RRC-filtered QPSK modulation. - - The input is a byte stream (unsigned char) and the - output is the complex modulated signal at baseband. - - @param samples_per_symbol: samples per symbol >= 2 - @type samples_per_symbol: integer - @param excess_bw: Root-raised cosine filter excess bandwidth - @type excess_bw: float - @param gray_code: Tell modulator to Gray code the bits - @type gray_code: bool - @param verbose: Print information about modulator? - @type verbose: bool - @param debug: Print modualtion data to files? - @type debug: bool - """ - - gr.hier_block2.__init__(self, "qam256_mod", - gr.io_signature(1, 1, gr.sizeof_char), # Input signature - gr.io_signature(1, 1, gr.sizeof_gr_complex)) # Output signature - - self._samples_per_symbol = samples_per_symbol - self._excess_bw = excess_bw - self._gray_code = gray_code - - if not isinstance(samples_per_symbol, int) or samples_per_symbol < 2: - raise TypeError, ("sbp must be an integer >= 2, is %d" % samples_per_symbol) - - ntaps = 11 * samples_per_symbol - - arity = pow(2, self.bits_per_symbol()) - - # turn bytes into k-bit vectors - self.bytes2chunks = \ - gr.packed_to_unpacked_bb(self.bits_per_symbol(), gr.GR_MSB_FIRST) - - if self._gray_code: - self.symbol_mapper = gr.map_bb(qam.binary_to_gray[arity]) - else: - self.symbol_mapper = gr.map_bb(qam.binary_to_ungray[arity]) - - self.diffenc = gr.diff_encoder_bb(arity) - - rot = 1.0 - print "constellation with %d arity" % arity - rotated_const = map(lambda pt: pt * rot, qam.constellation[arity]) - self.chunks2symbols = gr.chunks_to_symbols_bc(rotated_const) - - # pulse shaping filter - self.rrc_taps = gr.firdes.root_raised_cosine( - self._samples_per_symbol, # gain (sps since we're interpolating by sps) - self._samples_per_symbol, # sampling rate - 1.0, # symbol rate - self._excess_bw, # excess bandwidth (roll-off factor) - ntaps) - - self.rrc_filter = gr.interp_fir_filter_ccf(self._samples_per_symbol, self.rrc_taps) - - if verbose: - self._print_verbage() - - if log: - self._setup_logging() - - # Connect - self.connect(self, self.bytes2chunks, self.symbol_mapper, self.diffenc, - self.chunks2symbols, self.rrc_filter, self) - - def samples_per_symbol(self): - return self._samples_per_symbol - - def bits_per_symbol(self=None): # staticmethod that's also callable on an instance - return 8 - bits_per_symbol = staticmethod(bits_per_symbol) # make it a static method. RTFM - - def _print_verbage(self): - print "bits per symbol = %d" % self.bits_per_symbol() - print "Gray code = %s" % self._gray_code - print "RRS roll-off factor = %f" % self._excess_bw - - def _setup_logging(self): - print "Modulation logging turned on." - self.connect(self.bytes2chunks, - gr.file_sink(gr.sizeof_char, "bytes2chunks.dat")) - self.connect(self.symbol_mapper, - gr.file_sink(gr.sizeof_char, "graycoder.dat")) - self.connect(self.diffenc, - gr.file_sink(gr.sizeof_char, "diffenc.dat")) - self.connect(self.chunks2symbols, - gr.file_sink(gr.sizeof_gr_complex, "chunks2symbols.dat")) - self.connect(self.rrc_filter, - gr.file_sink(gr.sizeof_gr_complex, "rrc_filter.dat")) - - def add_options(parser): - """ - Adds QAM modulation-specific options to the standard parser - """ - parser.add_option("", "--excess-bw", type="float", default=_def_excess_bw, - help="set RRC excess bandwith factor [default=%default] (PSK)") - parser.add_option("", "--no-gray-code", dest="gray_code", - action="store_false", default=_def_gray_code, - help="disable gray coding on modulated bits (PSK)") - add_options=staticmethod(add_options) - - - def extract_kwargs_from_options(options): - """ - Given command line options, create dictionary suitable for passing to __init__ - """ - return modulation_utils.extract_kwargs_from_options(qam256_mod.__init__, - ('self',), options) - extract_kwargs_from_options=staticmethod(extract_kwargs_from_options) - - -# ///////////////////////////////////////////////////////////////////////////// -# QAM256 demodulator -# -# ///////////////////////////////////////////////////////////////////////////// - -class qam256_demod(gr.hier_block2): - - def __init__(self, - samples_per_symbol=_def_samples_per_symbol, - excess_bw=_def_excess_bw, - costas_alpha=_def_costas_alpha, - gain_mu=_def_gain_mu, - mu=_def_mu, - omega_relative_limit=_def_omega_relative_limit, - gray_code=_def_gray_code, - verbose=_def_verbose, - log=_def_log): - - gr.hier_block2.__init__(self, "qam256_demod", - gr.io_signature(1, 1, gr.sizeof_gr_complex), # Input signature - gr.io_signature(1, 1, gr.sizeof_char)) # Output signature - - # do this - pass - - def bits_per_symbol(self=None): # staticmethod that's also callable on an instance - return 8 - bits_per_symbol = staticmethod(bits_per_symbol) # make it a static method. RTFM - -# -# Add these to the mod/demod registry -# -# NOT READY TO BE USED YET -- ENABLE AT YOUR OWN RISK -#modulation_utils.add_type_1_mod('qam256', qam256_mod) -#modulation_utils.add_type_1_demod('qam256', qam256_demod) diff --git a/gnuradio-core/src/python/gnuradio/blks2impl/qam64.py b/gnuradio-core/src/python/gnuradio/blks2impl/qam64.py deleted file mode 100644 index 5509f3745..000000000 --- a/gnuradio-core/src/python/gnuradio/blks2impl/qam64.py +++ /dev/null @@ -1,208 +0,0 @@ -# -# Copyright 2005,2006,2007 Free Software Foundation, Inc. -# -# This file is part of GNU Radio -# -# GNU Radio is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 3, or (at your option) -# any later version. -# -# GNU Radio is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with GNU Radio; see the file COPYING. If not, write to -# the Free Software Foundation, Inc., 51 Franklin Street, -# Boston, MA 02110-1301, USA. -# - -# See gnuradio-examples/python/digital for examples - -""" -differential QPSK modulation and demodulation. -""" - -from gnuradio import gr, gru, modulation_utils -from math import pi, sqrt -import qam -import cmath -from pprint import pprint - -# default values (used in __init__ and add_options) -_def_samples_per_symbol = 2 -_def_excess_bw = 0.35 -_def_gray_code = True -_def_verbose = False -_def_log = False - -_def_costas_alpha = None -_def_gain_mu = 0.03 -_def_mu = 0.05 -_def_omega_relative_limit = 0.005 - - -# ///////////////////////////////////////////////////////////////////////////// -# QAM64 modulator -# ///////////////////////////////////////////////////////////////////////////// - -class qam64_mod(gr.hier_block2): - - def __init__(self, - samples_per_symbol=_def_samples_per_symbol, - excess_bw=_def_excess_bw, - gray_code=_def_gray_code, - verbose=_def_verbose, - log=_def_log): - - """ - Hierarchical block for RRC-filtered QPSK modulation. - - The input is a byte stream (unsigned char) and the - output is the complex modulated signal at baseband. - - @param samples_per_symbol: samples per symbol >= 2 - @type samples_per_symbol: integer - @param excess_bw: Root-raised cosine filter excess bandwidth - @type excess_bw: float - @param gray_code: Tell modulator to Gray code the bits - @type gray_code: bool - @param verbose: Print information about modulator? - @type verbose: bool - @param debug: Print modualtion data to files? - @type debug: bool - """ - - gr.hier_block2.__init__(self, "qam64_mod", - gr.io_signature(1, 1, gr.sizeof_char), # Input signature - gr.io_signature(1, 1, gr.sizeof_gr_complex)) # Output signature - self._samples_per_symbol = samples_per_symbol - self._excess_bw = excess_bw - self._gray_code = gray_code - - if not isinstance(samples_per_symbol, int) or samples_per_symbol < 2: - raise TypeError, ("sbp must be an integer >= 2, is %d" % samples_per_symbol) - - ntaps = 11 * samples_per_symbol - - arity = pow(2, self.bits_per_symbol()) - - # turn bytes into k-bit vectors - self.bytes2chunks = \ - gr.packed_to_unpacked_bb(self.bits_per_symbol(), gr.GR_MSB_FIRST) - - if self._gray_code: - self.symbol_mapper = gr.map_bb(qam.binary_to_gray[arity]) - else: - self.symbol_mapper = gr.map_bb(qam.binary_to_ungray[arity]) - - self.diffenc = gr.diff_encoder_bb(arity) - - rot = 1.0 - print "constellation with %d arity" % arity - rotated_const = map(lambda pt: pt * rot, qam.constellation[arity]) - self.chunks2symbols = gr.chunks_to_symbols_bc(rotated_const) - - # pulse shaping filter - self.rrc_taps = gr.firdes.root_raised_cosine( - self._samples_per_symbol, # gain (sps since we're interpolating by sps) - self._samples_per_symbol, # sampling rate - 1.0, # symbol rate - self._excess_bw, # excess bandwidth (roll-off factor) - ntaps) - - self.rrc_filter = gr.interp_fir_filter_ccf(self._samples_per_symbol, self.rrc_taps) - - if verbose: - self._print_verbage() - - if log: - self._setup_logging() - - # Connect - self.connect(self, self.bytes2chunks, self.symbol_mapper, self.diffenc, - self.chunks2symbols, self.rrc_filter, self) - - def samples_per_symbol(self): - return self._samples_per_symbol - - def bits_per_symbol(self=None): # staticmethod that's also callable on an instance - return 6 - bits_per_symbol = staticmethod(bits_per_symbol) # make it a static method. RTFM - - def _print_verbage(self): - print "bits per symbol = %d" % self.bits_per_symbol() - print "Gray code = %s" % self._gray_code - print "RRS roll-off factor = %f" % self._excess_bw - - def _setup_logging(self): - print "Modulation logging turned on." - self.connect(self.bytes2chunks, - gr.file_sink(gr.sizeof_char, "bytes2chunks.dat")) - self.connect(self.symbol_mapper, - gr.file_sink(gr.sizeof_char, "graycoder.dat")) - self.connect(self.diffenc, - gr.file_sink(gr.sizeof_char, "diffenc.dat")) - self.connect(self.chunks2symbols, - gr.file_sink(gr.sizeof_gr_complex, "chunks2symbols.dat")) - self.connect(self.rrc_filter, - gr.file_sink(gr.sizeof_gr_complex, "rrc_filter.dat")) - - def add_options(parser): - """ - Adds QAM modulation-specific options to the standard parser - """ - parser.add_option("", "--excess-bw", type="float", default=_def_excess_bw, - help="set RRC excess bandwith factor [default=%default] (PSK)") - parser.add_option("", "--no-gray-code", dest="gray_code", - action="store_false", default=_def_gray_code, - help="disable gray coding on modulated bits (PSK)") - add_options=staticmethod(add_options) - - - def extract_kwargs_from_options(options): - """ - Given command line options, create dictionary suitable for passing to __init__ - """ - return modulation_utils.extract_kwargs_from_options(qam64_mod.__init__, - ('self',), options) - extract_kwargs_from_options=staticmethod(extract_kwargs_from_options) - - -# ///////////////////////////////////////////////////////////////////////////// -# QAM16 demodulator -# -# ///////////////////////////////////////////////////////////////////////////// - -class qam64_demod(gr.hier_block2): - - def __init__(self, - samples_per_symbol=_def_samples_per_symbol, - excess_bw=_def_excess_bw, - costas_alpha=_def_costas_alpha, - gain_mu=_def_gain_mu, - mu=_def_mu, - omega_relative_limit=_def_omega_relative_limit, - gray_code=_def_gray_code, - verbose=_def_verbose, - log=_def_log): - - gr.hier_block2.__init__(self, "qam64_demod", - gr.io_signature(1, 1, gr.sizeof_gr_complex), # Input signature - gr.io_signature(1, 1, gr.sizeof_char)) # Output signature - - # do this - pass - - def bits_per_symbol(self=None): # staticmethod that's also callable on an instance - return 6 - bits_per_symbol = staticmethod(bits_per_symbol) # make it a static method. RTFM - -# -# Add these to the mod/demod registry -# -# NOT READY TO BE USED YET -- ENABLE AT YOUR OWN RISK -#modulation_utils.add_type_1_mod('qam64', qam64_mod) -#modulation_utils.add_type_1_demod('qam16', qam16_demod) diff --git a/gnuradio-core/src/python/gnuradio/blks2impl/qam8.py b/gnuradio-core/src/python/gnuradio/blks2impl/qam8.py deleted file mode 100644 index 6a7b35597..000000000 --- a/gnuradio-core/src/python/gnuradio/blks2impl/qam8.py +++ /dev/null @@ -1,209 +0,0 @@ -# -# Copyright 2005,2006,2007 Free Software Foundation, Inc. -# -# This file is part of GNU Radio -# -# GNU Radio is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 3, or (at your option) -# any later version. -# -# GNU Radio is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with GNU Radio; see the file COPYING. If not, write to -# the Free Software Foundation, Inc., 51 Franklin Street, -# Boston, MA 02110-1301, USA. -# - -# See gnuradio-examples/python/digital for examples - -""" -QAM8 modulation and demodulation. -""" - -from gnuradio import gr, gru, modulation_utils -from math import pi, sqrt -import qam -import cmath -from pprint import pprint - -# default values (used in __init__ and add_options) -_def_samples_per_symbol = 2 -_def_excess_bw = 0.35 -_def_gray_code = True -_def_verbose = False -_def_log = False - -_def_costas_alpha = None -_def_gain_mu = 0.03 -_def_mu = 0.05 -_def_omega_relative_limit = 0.005 - - -# ///////////////////////////////////////////////////////////////////////////// -# QAM8 modulator -# ///////////////////////////////////////////////////////////////////////////// - -class qam8_mod(gr.hier_block2): - - def __init__(self, - samples_per_symbol=_def_samples_per_symbol, - excess_bw=_def_excess_bw, - gray_code=_def_gray_code, - verbose=_def_verbose, - log=_def_log): - - """ - Hierarchical block for RRC-filtered QPSK modulation. - - The input is a byte stream (unsigned char) and the - output is the complex modulated signal at baseband. - - @param samples_per_symbol: samples per symbol >= 2 - @type samples_per_symbol: integer - @param excess_bw: Root-raised cosine filter excess bandwidth - @type excess_bw: float - @param gray_code: Tell modulator to Gray code the bits - @type gray_code: bool - @param verbose: Print information about modulator? - @type verbose: bool - @param debug: Print modualtion data to files? - @type debug: bool - """ - - gr.hier_block2.__init__(self, "qam8_mod", - gr.io_signature(1, 1, gr.sizeof_char), # Input signature - gr.io_signature(1, 1, gr.sizeof_gr_complex)) # Output signature - - self._samples_per_symbol = samples_per_symbol - self._excess_bw = excess_bw - self._gray_code = gray_code - - if not isinstance(samples_per_symbol, int) or samples_per_symbol < 2: - raise TypeError, ("sbp must be an integer >= 2, is %d" % samples_per_symbol) - - ntaps = 11 * samples_per_symbol - - arity = pow(2, self.bits_per_symbol()) - - # turn bytes into k-bit vectors - self.bytes2chunks = \ - gr.packed_to_unpacked_bb(self.bits_per_symbol(), gr.GR_MSB_FIRST) - - if self._gray_code: - self.symbol_mapper = gr.map_bb(qam.binary_to_gray[arity]) - else: - self.symbol_mapper = gr.map_bb(qam.binary_to_ungray[arity]) - - self.diffenc = gr.diff_encoder_bb(arity) - - rot = 1.0 - print "constellation with %d arity" % arity - rotated_const = map(lambda pt: pt * rot, qam.constellation[arity]) - self.chunks2symbols = gr.chunks_to_symbols_bc(rotated_const) - - # pulse shaping filter - self.rrc_taps = gr.firdes.root_raised_cosine( - self._samples_per_symbol, # gain (sps since we're interpolating by sps) - self._samples_per_symbol, # sampling rate - 1.0, # symbol rate - self._excess_bw, # excess bandwidth (roll-off factor) - ntaps) - - self.rrc_filter = gr.interp_fir_filter_ccf(self._samples_per_symbol, self.rrc_taps) - - if verbose: - self._print_verbage() - - if log: - self._setup_logging() - - # Connect - self.connect(self, self.bytes2chunks, self.symbol_mapper, self.diffenc, - self.chunks2symbols, self.rrc_filter, self) - - def samples_per_symbol(self): - return self._samples_per_symbol - - def bits_per_symbol(self=None): # staticmethod that's also callable on an instance - return 3 - bits_per_symbol = staticmethod(bits_per_symbol) # make it a static method. RTFM - - def _print_verbage(self): - print "bits per symbol = %d" % self.bits_per_symbol() - print "Gray code = %s" % self._gray_code - print "RRS roll-off factor = %f" % self._excess_bw - - def _setup_logging(self): - print "Modulation logging turned on." - self.connect(self.bytes2chunks, - gr.file_sink(gr.sizeof_char, "bytes2chunks.dat")) - self.connect(self.symbol_mapper, - gr.file_sink(gr.sizeof_char, "graycoder.dat")) - self.connect(self.diffenc, - gr.file_sink(gr.sizeof_char, "diffenc.dat")) - self.connect(self.chunks2symbols, - gr.file_sink(gr.sizeof_gr_complex, "chunks2symbols.dat")) - self.connect(self.rrc_filter, - gr.file_sink(gr.sizeof_gr_complex, "rrc_filter.dat")) - - def add_options(parser): - """ - Adds QAM modulation-specific options to the standard parser - """ - parser.add_option("", "--excess-bw", type="float", default=_def_excess_bw, - help="set RRC excess bandwith factor [default=%default] (PSK)") - parser.add_option("", "--no-gray-code", dest="gray_code", - action="store_false", default=_def_gray_code, - help="disable gray coding on modulated bits (PSK)") - add_options=staticmethod(add_options) - - - def extract_kwargs_from_options(options): - """ - Given command line options, create dictionary suitable for passing to __init__ - """ - return modulation_utils.extract_kwargs_from_options(qam8_mod.__init__, - ('self',), options) - extract_kwargs_from_options=staticmethod(extract_kwargs_from_options) - - -# ///////////////////////////////////////////////////////////////////////////// -# QAM8 demodulator -# -# ///////////////////////////////////////////////////////////////////////////// - -class qam8_demod(gr.hier_block2): - - def __init__(self, - samples_per_symbol=_def_samples_per_symbol, - excess_bw=_def_excess_bw, - costas_alpha=_def_costas_alpha, - gain_mu=_def_gain_mu, - mu=_def_mu, - omega_relative_limit=_def_omega_relative_limit, - gray_code=_def_gray_code, - verbose=_def_verbose, - log=_def_log): - - gr.hier_block2.__init__(self, "qam8_demod", - gr.io_signature(1, 1, gr.sizeof_gr_complex), # Input signature - gr.io_signature(1, 1, gr.sizeof_char)) # Output signature - - # do this - pass - - def bits_per_symbol(self=None): # staticmethod that's also callable on an instance - return 3 - bits_per_symbol = staticmethod(bits_per_symbol) # make it a static method. RTFM - -# -# Add these to the mod/demod registry -# -# NOT READY TO BE USED YET -- ENABLE AT YOUR OWN RISK -modulation_utils.add_type_1_mod('qam8', qam8_mod) -#modulation_utils.add_type_1_demod('qam8', qam8_demod) diff --git a/gnuradio-core/src/python/gnuradio/gruimpl/Makefile.am b/gnuradio-core/src/python/gnuradio/gruimpl/Makefile.am index ffae4b809..903bc2695 100644 --- a/gnuradio-core/src/python/gnuradio/gruimpl/Makefile.am +++ b/gnuradio-core/src/python/gnuradio/gruimpl/Makefile.am @@ -25,7 +25,6 @@ grupythondir = $(grpythondir)/gruimpl grupython_PYTHON = \ __init__.py \ - crc.py \ freqz.py \ gnuplot_freqz.py \ hexint.py \ diff --git a/gnuradio-core/src/python/gnuradio/modulation_utils.py b/gnuradio-core/src/python/gnuradio/modulation_utils.py deleted file mode 100644 index 71ba77389..000000000 --- a/gnuradio-core/src/python/gnuradio/modulation_utils.py +++ /dev/null @@ -1,81 +0,0 @@ -# -# Copyright 2006 Free Software Foundation, Inc. -# -# This file is part of GNU Radio -# -# GNU Radio is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 3, or (at your option) -# any later version. -# -# GNU Radio is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License along -# with this program; if not, write to the Free Software Foundation, Inc., -# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. -# - -""" -Miscellaneous utilities for managing mods and demods, as well as other items -useful in dealing with generalized handling of different modulations and demods. -""" - -import inspect - - -# Type 1 modulators accept a stream of bytes on their input and produce complex baseband output -_type_1_modulators = {} - -def type_1_mods(): - return _type_1_modulators - -def add_type_1_mod(name, mod_class): - _type_1_modulators[name] = mod_class - - -# Type 1 demodulators accept complex baseband input and produce a stream of bits, packed -# 1 bit / byte as their output. Their output is completely unambiguous. There is no need -# to resolve phase or polarity ambiguities. -_type_1_demodulators = {} - -def type_1_demods(): - return _type_1_demodulators - -def add_type_1_demod(name, demod_class): - _type_1_demodulators[name] = demod_class - - -def extract_kwargs_from_options(function, excluded_args, options): - """ - Given a function, a list of excluded arguments and the result of - parsing command line options, create a dictionary of key word - arguments suitable for passing to the function. The dictionary - will be populated with key/value pairs where the keys are those - that are common to the function's argument list (minus the - excluded_args) and the attributes in options. The values are the - corresponding values from options unless that value is None. - In that case, the corresponding dictionary entry is not populated. - - (This allows different modulations that have the same parameter - names, but different default values to coexist. The downside is - that --help in the option parser will list the default as None, - but in that case the default provided in the __init__ argument - list will be used since there is no kwargs entry.) - - @param function: the function whose parameter list will be examined - @param excluded_args: function arguments that are NOT to be added to the dictionary - @type excluded_args: sequence of strings - @param options: result of command argument parsing - @type options: optparse.Values - """ - # Try this in C++ ;) - args, varargs, varkw, defaults = inspect.getargspec(function) - d = {} - for kw in [a for a in args if a not in excluded_args]: - if hasattr(options, kw): - if getattr(options, kw) is not None: - d[kw] = getattr(options, kw) - return d diff --git a/gnuradio-core/src/python/gnuradio/packet_utils.py b/gnuradio-core/src/python/gnuradio/packet_utils.py deleted file mode 100644 index e36b05413..000000000 --- a/gnuradio-core/src/python/gnuradio/packet_utils.py +++ /dev/null @@ -1,457 +0,0 @@ -# -# Copyright 2005,2006,2007 Free Software Foundation, Inc. -# -# This file is part of GNU Radio -# -# GNU Radio is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 3, or (at your option) -# any later version. -# -# GNU Radio is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with GNU Radio; see the file COPYING. If not, write to -# the Free Software Foundation, Inc., 51 Franklin Street, -# Boston, MA 02110-1301, USA. -# - -import struct -import numpy -from gnuradio import gru - - -def conv_packed_binary_string_to_1_0_string(s): - """ - '\xAF' --> '10101111' - """ - r = [] - for ch in s: - x = ord(ch) - for i in range(7,-1,-1): - t = (x >> i) & 0x1 - r.append(t) - - return ''.join(map(lambda x: chr(x + ord('0')), r)) - -def conv_1_0_string_to_packed_binary_string(s): - """ - '10101111' -> ('\xAF', False) - - Basically the inverse of conv_packed_binary_string_to_1_0_string, - but also returns a flag indicating if we had to pad with leading zeros - to get to a multiple of 8. - """ - if not is_1_0_string(s): - raise ValueError, "Input must be a string containing only 0's and 1's" - - # pad to multiple of 8 - padded = False - rem = len(s) % 8 - if rem != 0: - npad = 8 - rem - s = '0' * npad + s - padded = True - - assert len(s) % 8 == 0 - - r = [] - i = 0 - while i < len(s): - t = 0 - for j in range(8): - t = (t << 1) | (ord(s[i + j]) - ord('0')) - r.append(chr(t)) - i += 8 - return (''.join(r), padded) - - -default_access_code = \ - conv_packed_binary_string_to_1_0_string('\xAC\xDD\xA4\xE2\xF2\x8C\x20\xFC') -preamble = \ - conv_packed_binary_string_to_1_0_string('\xA4\xF2') - -def is_1_0_string(s): - if not isinstance(s, str): - return False - for ch in s: - if not ch in ('0', '1'): - return False - return True - -def string_to_hex_list(s): - return map(lambda x: hex(ord(x)), s) - - -def whiten(s, o): - sa = numpy.fromstring(s, numpy.uint8) - z = sa ^ random_mask_vec8[o:len(sa)+o] - return z.tostring() - -def dewhiten(s, o): - return whiten(s, o) # self inverse - - -def make_header(payload_len, whitener_offset=0): - # Upper nibble is offset, lower 12 bits is len - val = ((whitener_offset & 0xf) << 12) | (payload_len & 0x0fff) - #print "offset =", whitener_offset, " len =", payload_len, " val=", val - return struct.pack('!HH', val, val) - -def make_packet(payload, samples_per_symbol, bits_per_symbol, - access_code=default_access_code, pad_for_usrp=True, - whitener_offset=0, whitening=True): - """ - Build a packet, given access code, payload, and whitener offset - - @param payload: packet payload, len [0, 4096] - @param samples_per_symbol: samples per symbol (needed for padding calculation) - @type samples_per_symbol: int - @param bits_per_symbol: (needed for padding calculation) - @type bits_per_symbol: int - @param access_code: string of ascii 0's and 1's - @param whitener_offset offset into whitener string to use [0-16) - - Packet will have access code at the beginning, followed by length, payload - and finally CRC-32. - """ - if not is_1_0_string(access_code): - raise ValueError, "access_code must be a string containing only 0's and 1's (%r)" % (access_code,) - - if not whitener_offset >=0 and whitener_offset < 16: - raise ValueError, "whitener_offset must be between 0 and 15, inclusive (%i)" % (whitener_offset,) - - (packed_access_code, padded) = conv_1_0_string_to_packed_binary_string(access_code) - (packed_preamble, ignore) = conv_1_0_string_to_packed_binary_string(preamble) - - payload_with_crc = gru.gen_and_append_crc32(payload) - #print "outbound crc =", string_to_hex_list(payload_with_crc[-4:]) - - L = len(payload_with_crc) - MAXLEN = len(random_mask_tuple) - if L > MAXLEN: - raise ValueError, "len(payload) must be in [0, %d]" % (MAXLEN,) - - if whitening: - pkt = ''.join((packed_preamble, packed_access_code, make_header(L, whitener_offset), - whiten(payload_with_crc, whitener_offset), '\x55')) - else: - pkt = ''.join((packed_preamble, packed_access_code, make_header(L, whitener_offset), - (payload_with_crc), '\x55')) - - if pad_for_usrp: - pkt = pkt + (_npadding_bytes(len(pkt), int(samples_per_symbol), bits_per_symbol) * '\x55') - - #print "make_packet: len(pkt) =", len(pkt) - return pkt - -def _npadding_bytes(pkt_byte_len, samples_per_symbol, bits_per_symbol): - """ - Generate sufficient padding such that each packet ultimately ends - up being a multiple of 512 bytes when sent across the USB. We - send 4-byte samples across the USB (16-bit I and 16-bit Q), thus - we want to pad so that after modulation the resulting packet - is a multiple of 128 samples. - - @param ptk_byte_len: len in bytes of packet, not including padding. - @param samples_per_symbol: samples per bit (1 bit / symbolwidth GMSK) - @type samples_per_symbol: int - @param bits_per_symbol: bits per symbol (log2(modulation order)) - @type bits_per_symbol: int - - @returns number of bytes of padding to append. - """ - modulus = 128 - byte_modulus = gru.lcm(modulus/8, samples_per_symbol) * bits_per_symbol / samples_per_symbol - r = pkt_byte_len % byte_modulus - if r == 0: - return 0 - return byte_modulus - r - - -def unmake_packet(whitened_payload_with_crc, whitener_offset=0, dewhitening=True): - """ - Return (ok, payload) - - @param whitened_payload_with_crc: string - """ - - if dewhitening: - payload_with_crc = dewhiten(whitened_payload_with_crc, whitener_offset) - else: - payload_with_crc = (whitened_payload_with_crc) - - ok, payload = gru.check_crc32(payload_with_crc) - - if 0: - print "payload_with_crc =", string_to_hex_list(payload_with_crc) - print "ok = %r, len(payload) = %d" % (ok, len(payload)) - print "payload =", string_to_hex_list(payload) - - return ok, payload - - -# FYI, this PN code is the output of a 15-bit LFSR -random_mask_tuple = ( - 255, 63, 0, 16, 0, 12, 0, 5, 192, 3, 16, 1, 204, 0, 85, 192, - 63, 16, 16, 12, 12, 5, 197, 195, 19, 17, 205, 204, 85, 149, 255, 47, - 0, 28, 0, 9, 192, 6, 208, 2, 220, 1, 153, 192, 106, 208, 47, 28, - 28, 9, 201, 198, 214, 210, 222, 221, 152, 89, 170, 186, 255, 51, 0, 21, - 192, 15, 16, 4, 12, 3, 69, 193, 243, 16, 69, 204, 51, 21, 213, 207, - 31, 20, 8, 15, 70, 132, 50, 227, 85, 137, 255, 38, 192, 26, 208, 11, - 28, 7, 73, 194, 182, 209, 182, 220, 118, 217, 230, 218, 202, 219, 23, 27, - 78, 139, 116, 103, 103, 106, 170, 175, 63, 60, 16, 17, 204, 12, 85, 197, - 255, 19, 0, 13, 192, 5, 144, 3, 44, 1, 221, 192, 89, 144, 58, 236, - 19, 13, 205, 197, 149, 147, 47, 45, 220, 29, 153, 201, 170, 214, 255, 30, - 192, 8, 80, 6, 188, 2, 241, 193, 132, 80, 99, 124, 41, 225, 222, 200, - 88, 86, 186, 190, 243, 48, 69, 212, 51, 31, 85, 200, 63, 22, 144, 14, - 236, 4, 77, 195, 117, 145, 231, 44, 74, 157, 247, 41, 134, 158, 226, 232, - 73, 142, 182, 228, 118, 203, 102, 215, 106, 222, 175, 24, 124, 10, 161, 199, - 56, 82, 146, 189, 173, 177, 189, 180, 113, 183, 100, 118, 171, 102, 255, 106, - 192, 47, 16, 28, 12, 9, 197, 198, 211, 18, 221, 205, 153, 149, 170, 239, - 63, 12, 16, 5, 204, 3, 21, 193, 207, 16, 84, 12, 63, 69, 208, 51, - 28, 21, 201, 207, 22, 212, 14, 223, 68, 88, 51, 122, 149, 227, 47, 9, - 220, 6, 217, 194, 218, 209, 155, 28, 107, 73, 239, 118, 204, 38, 213, 218, - 223, 27, 24, 11, 74, 135, 119, 34, 166, 153, 186, 234, 243, 15, 5, 196, - 3, 19, 65, 205, 240, 85, 132, 63, 35, 80, 25, 252, 10, 193, 199, 16, - 82, 140, 61, 165, 209, 187, 28, 115, 73, 229, 246, 203, 6, 215, 66, 222, - 177, 152, 116, 106, 167, 111, 58, 172, 19, 61, 205, 209, 149, 156, 111, 41, - 236, 30, 205, 200, 85, 150, 191, 46, 240, 28, 68, 9, 243, 70, 197, 242, - 211, 5, 157, 195, 41, 145, 222, 236, 88, 77, 250, 181, 131, 55, 33, 214, - 152, 94, 234, 184, 79, 50, 180, 21, 183, 79, 54, 180, 22, 247, 78, 198, - 180, 82, 247, 125, 134, 161, 162, 248, 121, 130, 162, 225, 185, 136, 114, 230, - 165, 138, 251, 39, 3, 90, 129, 251, 32, 67, 88, 49, 250, 148, 67, 47, - 113, 220, 36, 89, 219, 122, 219, 99, 27, 105, 203, 110, 215, 108, 94, 173, - 248, 125, 130, 161, 161, 184, 120, 114, 162, 165, 185, 187, 50, 243, 85, 133, - 255, 35, 0, 25, 192, 10, 208, 7, 28, 2, 137, 193, 166, 208, 122, 220, - 35, 25, 217, 202, 218, 215, 27, 30, 139, 72, 103, 118, 170, 166, 255, 58, - 192, 19, 16, 13, 204, 5, 149, 195, 47, 17, 220, 12, 89, 197, 250, 211, - 3, 29, 193, 201, 144, 86, 236, 62, 205, 208, 85, 156, 63, 41, 208, 30, - 220, 8, 89, 198, 186, 210, 243, 29, 133, 201, 163, 22, 249, 206, 194, 212, - 81, 159, 124, 104, 33, 238, 152, 76, 106, 181, 239, 55, 12, 22, 133, 206, - 227, 20, 73, 207, 118, 212, 38, 223, 90, 216, 59, 26, 147, 75, 45, 247, - 93, 134, 185, 162, 242, 249, 133, 130, 227, 33, 137, 216, 102, 218, 170, 219, - 63, 27, 80, 11, 124, 7, 97, 194, 168, 81, 190, 188, 112, 113, 228, 36, - 75, 91, 119, 123, 102, 163, 106, 249, 239, 2, 204, 1, 149, 192, 111, 16, - 44, 12, 29, 197, 201, 147, 22, 237, 206, 205, 148, 85, 175, 127, 60, 32, - 17, 216, 12, 90, 133, 251, 35, 3, 89, 193, 250, 208, 67, 28, 49, 201, - 212, 86, 223, 126, 216, 32, 90, 152, 59, 42, 147, 95, 45, 248, 29, 130, - 137, 161, 166, 248, 122, 194, 163, 17, 185, 204, 114, 213, 229, 159, 11, 40, - 7, 94, 130, 184, 97, 178, 168, 117, 190, 167, 48, 122, 148, 35, 47, 89, - 220, 58, 217, 211, 26, 221, 203, 25, 151, 74, 238, 183, 12, 118, 133, 230, - 227, 10, 201, 199, 22, 210, 142, 221, 164, 89, 187, 122, 243, 99, 5, 233, - 195, 14, 209, 196, 92, 83, 121, 253, 226, 193, 137, 144, 102, 236, 42, 205, - 223, 21, 152, 15, 42, 132, 31, 35, 72, 25, 246, 138, 198, 231, 18, 202, - 141, 151, 37, 174, 155, 60, 107, 81, 239, 124, 76, 33, 245, 216, 71, 26, - 178, 139, 53, 167, 87, 58, 190, 147, 48, 109, 212, 45, 159, 93, 168, 57, - 190, 146, 240, 109, 132, 45, 163, 93, 185, 249, 178, 194, 245, 145, 135, 44, - 98, 157, 233, 169, 142, 254, 228, 64, 75, 112, 55, 100, 22, 171, 78, 255, - 116, 64, 39, 112, 26, 164, 11, 59, 71, 83, 114, 189, 229, 177, 139, 52, - 103, 87, 106, 190, 175, 48, 124, 20, 33, 207, 88, 84, 58, 191, 83, 48, - 61, 212, 17, 159, 76, 104, 53, 238, 151, 12, 110, 133, 236, 99, 13, 233, - 197, 142, 211, 36, 93, 219, 121, 155, 98, 235, 105, 143, 110, 228, 44, 75, - 93, 247, 121, 134, 162, 226, 249, 137, 130, 230, 225, 138, 200, 103, 22, 170, - 142, 255, 36, 64, 27, 112, 11, 100, 7, 107, 66, 175, 113, 188, 36, 113, - 219, 100, 91, 107, 123, 111, 99, 108, 41, 237, 222, 205, 152, 85, 170, 191, - 63, 48, 16, 20, 12, 15, 69, 196, 51, 19, 85, 205, 255, 21, 128, 15, - 32, 4, 24, 3, 74, 129, 247, 32, 70, 152, 50, 234, 149, 143, 47, 36, - 28, 27, 73, 203, 118, 215, 102, 222, 170, 216, 127, 26, 160, 11, 56, 7, - 82, 130, 189, 161, 177, 184, 116, 114, 167, 101, 186, 171, 51, 63, 85, 208, - 63, 28, 16, 9, 204, 6, 213, 194, 223, 17, 152, 12, 106, 133, 239, 35, - 12, 25, 197, 202, 211, 23, 29, 206, 137, 148, 102, 239, 106, 204, 47, 21, - 220, 15, 25, 196, 10, 211, 71, 29, 242, 137, 133, 166, 227, 58, 201, 211, - 22, 221, 206, 217, 148, 90, 239, 123, 12, 35, 69, 217, 243, 26, 197, 203, - 19, 23, 77, 206, 181, 148, 119, 47, 102, 156, 42, 233, 223, 14, 216, 4, - 90, 131, 123, 33, 227, 88, 73, 250, 182, 195, 54, 209, 214, 220, 94, 217, - 248, 90, 194, 187, 17, 179, 76, 117, 245, 231, 7, 10, 130, 135, 33, 162, - 152, 121, 170, 162, 255, 57, 128, 18, 224, 13, 136, 5, 166, 131, 58, 225, - 211, 8, 93, 198, 185, 146, 242, 237, 133, 141, 163, 37, 185, 219, 50, 219, - 85, 155, 127, 43, 96, 31, 104, 8, 46, 134, 156, 98, 233, 233, 142, 206, - 228, 84, 75, 127, 119, 96, 38, 168, 26, 254, 139, 0, 103, 64, 42, 176, - 31, 52, 8, 23, 70, 142, 178, 228, 117, 139, 103, 39, 106, 154, 175, 43, - 60, 31, 81, 200, 60, 86, 145, 254, 236, 64, 77, 240, 53, 132, 23, 35, - 78, 153, 244, 106, 199, 111, 18, 172, 13, 189, 197, 177, 147, 52, 109, 215, - 109, 158, 173, 168, 125, 190, 161, 176, 120, 116, 34, 167, 89, 186, 186, 243, - 51, 5, 213, 195, 31, 17, 200, 12, 86, 133, 254, 227, 0, 73, 192, 54, - 208, 22, 220, 14, 217, 196, 90, 211, 123, 29, 227, 73, 137, 246, 230, 198, - 202, 210, 215, 29, 158, 137, 168, 102, 254, 170, 192, 127, 16, 32, 12, 24, - 5, 202, 131, 23, 33, 206, 152, 84, 106, 191, 111, 48, 44, 20, 29, 207, - 73, 148, 54, 239, 86, 204, 62, 213, 208, 95, 28, 56, 9, 210, 134, 221, - 162, 217, 185, 154, 242, 235, 5, 143, 67, 36, 49, 219, 84, 91, 127, 123, - 96, 35, 104, 25, 238, 138, 204, 103, 21, 234, 143, 15, 36, 4, 27, 67, - 75, 113, 247, 100, 70, 171, 114, 255, 101, 128, 43, 32, 31, 88, 8, 58, - 134, 147, 34, 237, 217, 141, 154, 229, 171, 11, 63, 71, 80, 50, 188, 21, - 177, 207, 52, 84, 23, 127, 78, 160, 52, 120, 23, 98, 142, 169, 164, 126, - 251, 96, 67, 104, 49, 238, 148, 76, 111, 117, 236, 39, 13, 218, 133, 155, - 35, 43, 89, 223, 122, 216, 35, 26, 153, 203, 42, 215, 95, 30, 184, 8, - 114, 134, 165, 162, 251, 57, 131, 82, 225, 253, 136, 65, 166, 176, 122, 244, - 35, 7, 89, 194, 186, 209, 179, 28, 117, 201, 231, 22, 202, 142, 215, 36, - 94, 155, 120, 107, 98, 175, 105, 188, 46, 241, 220, 68, 89, 243, 122, 197, - 227, 19, 9, 205, 198, 213, 146, 223, 45, 152, 29, 170, 137, 191, 38, 240, - 26, 196, 11, 19, 71, 77, 242, 181, 133, 183, 35, 54, 153, 214, 234, 222, - 207, 24, 84, 10, 191, 71, 48, 50, 148, 21, 175, 79, 60, 52, 17, 215, - 76, 94, 181, 248, 119, 2, 166, 129, 186, 224, 115, 8, 37, 198, 155, 18, - 235, 77, 143, 117, 164, 39, 59, 90, 147, 123, 45, 227, 93, 137, 249, 166, - 194, 250, 209, 131, 28, 97, 201, 232, 86, 206, 190, 212, 112, 95, 100, 56, - 43, 82, 159, 125, 168, 33, 190, 152, 112, 106, 164, 47, 59, 92, 19, 121, - 205, 226, 213, 137, 159, 38, 232, 26, 206, 139, 20, 103, 79, 106, 180, 47, - 55, 92, 22, 185, 206, 242, 212, 69, 159, 115, 40, 37, 222, 155, 24, 107, - 74, 175, 119, 60, 38, 145, 218, 236, 91, 13, 251, 69, 131, 115, 33, 229, - 216, 75, 26, 183, 75, 54, 183, 86, 246, 190, 198, 240, 82, 196, 61, 147, - 81, 173, 252, 125, 129, 225, 160, 72, 120, 54, 162, 150, 249, 174, 194, 252, - 81, 129, 252, 96, 65, 232, 48, 78, 148, 52, 111, 87, 108, 62, 173, 208, - 125, 156, 33, 169, 216, 126, 218, 160, 91, 56, 59, 82, 147, 125, 173, 225, - 189, 136, 113, 166, 164, 122, 251, 99, 3, 105, 193, 238, 208, 76, 92, 53, - 249, 215, 2, 222, 129, 152, 96, 106, 168, 47, 62, 156, 16, 105, 204, 46, - 213, 220, 95, 25, 248, 10, 194, 135, 17, 162, 140, 121, 165, 226, 251, 9, - 131, 70, 225, 242, 200, 69, 150, 179, 46, 245, 220, 71, 25, 242, 138, 197, - 167, 19, 58, 141, 211, 37, 157, 219, 41, 155, 94, 235, 120, 79, 98, 180, - 41, 183, 94, 246, 184, 70, 242, 178, 197, 181, 147, 55, 45, 214, 157, 158, - 233, 168, 78, 254, 180, 64, 119, 112, 38, 164, 26, 251, 75, 3, 119, 65, - 230, 176, 74, 244, 55, 7, 86, 130, 190, 225, 176, 72, 116, 54, 167, 86, - 250, 190, 195, 48, 81, 212, 60, 95, 81, 248, 60, 66, 145, 241, 172, 68, - 125, 243, 97, 133, 232, 99, 14, 169, 196, 126, 211, 96, 93, 232, 57, 142, - 146, 228, 109, 139, 109, 167, 109, 186, 173, 179, 61, 181, 209, 183, 28, 118, - 137, 230, 230, 202, 202, 215, 23, 30, 142, 136, 100, 102, 171, 106, 255, 111, - 0, 44, 0, 29, 192, 9, 144, 6, 236, 2, 205, 193, 149, 144, 111, 44, - 44, 29, 221, 201, 153, 150, 234, 238, 207, 12, 84, 5, 255, 67, 0, 49, - 192, 20, 80, 15, 124, 4, 33, 195, 88, 81, 250, 188, 67, 49, 241, 212, - 68, 95, 115, 120, 37, 226, 155, 9, 171, 70, 255, 114, 192, 37, 144, 27, - 44, 11, 93, 199, 121, 146, 162, 237, 185, 141, 178, 229, 181, 139, 55, 39, - 86, 154, 190, 235, 48, 79, 84, 52, 63, 87, 80, 62, 188, 16, 113, 204, - 36, 85, 219, 127, 27, 96, 11, 104, 7, 110, 130, 172, 97, 189, 232, 113, - 142, 164, 100, 123, 107, 99, 111, 105, 236, 46, 205, 220, 85, 153, 255, 42, - 192, 31, 16, 8, 12, 6, 133, 194, 227, 17, 137, 204, 102, 213, 234, 223, - 15, 24, 4, 10, 131, 71, 33, 242, 152, 69, 170, 179, 63, 53, 208, 23, - 28, 14, 137, 196, 102, 211, 106, 221, 239, 25, 140, 10, 229, 199, 11, 18, - 135, 77, 162, 181, 185, 183, 50, 246, 149, 134, 239, 34, 204, 25, 149, 202, - 239, 23, 12, 14, 133, 196, 99, 19, 105, 205, 238, 213, 140, 95, 37, 248, - 27, 2, 139, 65, 167, 112, 122, 164, 35, 59, 89, 211, 122, 221, 227, 25, - 137, 202, 230, 215, 10, 222, 135, 24, 98, 138, 169, 167, 62, 250, 144, 67, - 44, 49, 221, 212, 89, 159, 122, 232, 35, 14, 153, 196, 106, 211, 111, 29, - 236, 9, 141, 198, 229, 146, 203, 45, 151, 93, 174, 185, 188, 114, 241, 229, - 132, 75, 35, 119, 89, 230, 186, 202, 243, 23, 5, 206, 131, 20, 97, 207, - 104, 84, 46, 191, 92, 112, 57, 228, 18, 203, 77, 151, 117, 174, 167, 60, - 122, 145, 227, 44, 73, 221, 246, 217, 134, 218, 226, 219, 9, 155, 70, 235, - 114, 207, 101, 148, 43, 47, 95, 92, 56, 57, 210, 146, 221, 173, 153, 189, - 170, 241, 191, 4, 112, 3, 100, 1, 235, 64, 79, 112, 52, 36, 23, 91, - 78, 187, 116, 115, 103, 101, 234, 171, 15, 63, 68, 16, 51, 76, 21, 245, - 207, 7, 20, 2, 143, 65, 164, 48, 123, 84, 35, 127, 89, 224, 58, 200, - 19, 22, 141, 206, 229, 148, 75, 47, 119, 92, 38, 185, 218, 242, 219, 5, - 155, 67, 43, 113, 223, 100, 88, 43, 122, 159, 99, 40, 41, 222, 158, 216, - 104, 90, 174, 187, 60, 115, 81, 229, 252, 75, 1, 247, 64, 70, 176, 50, - 244, 21, 135, 79, 34, 180, 25, 183, 74, 246, 183, 6, 246, 130, 198, 225, - 146, 200, 109, 150, 173, 174, 253, 188, 65, 177, 240, 116, 68, 39, 115, 90, - 165, 251, 59, 3, 83, 65, 253, 240, 65, 132, 48, 99, 84, 41, 255, 94, - 192, 56, 80, 18, 188, 13, 177, 197, 180, 83, 55, 125, 214, 161, 158, 248, - 104, 66, 174, 177, 188, 116, 113, 231, 100, 74, 171, 119, 63, 102, 144, 42, - 236, 31, 13, 200, 5, 150, 131, 46, 225, 220, 72, 89, 246, 186, 198, 243, - 18, 197, 205, 147, 21, 173, 207, 61, 148, 17, 175, 76, 124, 53, 225, 215, - 8, 94, 134, 184, 98, 242, 169, 133, 190, 227, 48, 73, 212, 54, 223, 86, - 216, 62, 218, 144, 91, 44, 59, 93, 211, 121, 157, 226, 233, 137, 142, 230, - 228, 74, 203, 119, 23, 102, 142, 170, 228, 127, 11, 96, 7, 104, 2, 174, - 129, 188, 96, 113, 232, 36, 78, 155, 116, 107, 103, 111, 106, 172, 47, 61, - 220, 17, 153, 204, 106, 213, 239, 31, 12, 8, 5, 198, 131, 18, 225, 205, - 136, 85, 166, 191, 58, 240, 19, 4, 13, 195, 69, 145, 243, 44, 69, 221, - 243, 25, 133, 202, 227, 23, 9, 206, 134, 212, 98, 223, 105, 152, 46, 234, - 156, 79, 41, 244, 30, 199, 72, 82, 182, 189, 182, 241, 182, 196, 118, 211, - 102, 221, 234, 217, 143, 26, 228, 11, 11, 71, 71, 114, 178, 165, 181, 187, - 55, 51, 86, 149, 254, 239, 0, 76, 0, 53, 192, 23, 16, 14, 140, 4, - 101, 195, 107, 17, 239, 76, 76, 53, 245, 215, 7, 30, 130, 136, 97, 166, - 168, 122, 254, 163, 0, 121, 192, 34, 208, 25, 156, 10, 233, 199, 14, 210, - 132, 93, 163, 121, 185, 226, 242, 201, 133, 150, 227, 46, 201, 220, 86, 217, - 254, 218, 192, 91, 16, 59, 76, 19, 117, 205, 231, 21, 138, 143, 39, 36, - 26, 155, 75, 43, 119, 95, 102, 184, 42, 242, 159, 5, 168, 3, 62, 129, - 208, 96, 92, 40, 57, 222, 146, 216, 109, 154, 173, 171, 61, 191, 81, 176, - 60, 116, 17, 231, 76, 74, 181, 247, 55, 6, 150, 130, 238, 225, 140, 72, - 101, 246, 171, 6, 255, 66, 192, 49, 144, 20, 108, 15, 109, 196, 45, 147, - 93, 173, 249, 189, 130, 241, 161, 132, 120, 99, 98, 169, 233, 190, 206, 240, - 84, 68, 63, 115, 80, 37, 252, 27, 1, 203, 64, 87, 112, 62, 164, 16, - 123, 76, 35, 117, 217, 231, 26, 202, 139, 23, 39, 78, 154, 180, 107, 55, - 111, 86, 172, 62, 253, 208, 65, 156, 48, 105, 212, 46, 223, 92, 88, 57, - 250, 146, 195, 45, 145, 221, 172, 89, 189, 250, 241, 131, 4, 97, 195, 104, - 81, 238, 188, 76, 113, 245, 228, 71, 11, 114, 135, 101, 162, 171, 57, 191, - 82, 240, 61, 132, 17, 163, 76, 121, 245, 226, 199, 9, 146, 134, 237, 162, - 205, 185, 149, 178, 239, 53, 140, 23, 37, 206, 155, 20, 107, 79, 111, 116, - 44, 39, 93, 218, 185, 155, 50, 235, 85, 143, 127, 36, 32, 27, 88, 11, - 122, 135, 99, 34, 169, 217, 190, 218, 240, 91, 4, 59, 67, 83, 113, 253, - 228, 65, 139, 112, 103, 100, 42, 171, 95, 63, 120, 16, 34, 140, 25, 165, - 202, 251, 23, 3, 78, 129, 244, 96, 71, 104, 50, 174, 149, 188, 111, 49, - 236, 20, 77, 207, 117, 148, 39, 47, 90, 156, 59, 41, 211, 94, 221, 248, - 89, 130, 186, 225, 179, 8, 117, 198, 167, 18, 250, 141, 131, 37, 161, 219, - 56, 91, 82, 187, 125, 179, 97, 181, 232, 119, 14, 166, 132, 122, 227, 99, - 9, 233, 198, 206, 210, 212, 93, 159, 121, 168, 34, 254, 153, 128, 106, 224, - 47, 8, 28, 6, 137, 194, 230, 209, 138, 220, 103, 25, 234, 138, 207, 39, - 20, 26, 143, 75, 36, 55, 91, 86, 187, 126, 243, 96, 69, 232, 51, 14, - 149, 196, 111, 19, 108, 13, 237, 197, 141, 147, 37, 173, 219, 61, 155, 81, - 171, 124, 127, 97, 224, 40, 72, 30, 182, 136, 118, 230, 166, 202, 250, 215, - 3, 30, 129, 200, 96, 86, 168, 62, 254, 144, 64, 108, 48, 45, 212, 29, - 159, 73, 168, 54, 254, 150, 192, 110, 208, 44, 92, 29, 249, 201, 130, 214, - 225, 158, 200, 104, 86, 174, 190, 252, 112, 65, 228, 48, 75, 84, 55, 127, - 86, 160, 62, 248, 16, 66, 140, 49, 165, 212, 123, 31, 99, 72, 41, 246, - 158, 198, 232, 82, 206, 189, 148, 113, 175, 100, 124, 43, 97, 223, 104, 88, - 46, 186, 156, 115, 41, 229, 222, 203, 24, 87, 74, 190, 183, 48, 118, 148, - 38, 239, 90, 204, 59, 21, 211, 79, 29, 244, 9, 135, 70, 226, 178, 201, - 181, 150, 247, 46, 198, 156, 82, 233, 253, 142, 193, 164, 80, 123, 124, 35, - 97, 217, 232, 90, 206, 187, 20, 115, 79, 101, 244, 43, 7, 95, 66, 184, - 49, 178, 148, 117, 175, 103, 60, 42, 145, 223, 44, 88, 29, 250, 137, 131, - 38, 225, 218, 200, 91, 22, 187, 78, 243, 116, 69, 231, 115, 10, 165, 199, - 59, 18, 147, 77, 173, 245, 189, 135, 49, 162, 148, 121, 175, 98, 252, 41, - 129, 222, 224, 88, 72, 58, 182, 147, 54, 237, 214, 205, 158, 213, 168, 95, - 62, 184, 16, 114, 140, 37, 165, 219, 59, 27, 83, 75, 125, 247, 97, 134, - 168, 98, 254, 169, 128, 126, 224, 32, 72, 24, 54, 138, 150, 231, 46, 202, - 156, 87, 41, 254, 158, 192, 104, 80, 46, 188, 28, 113, 201, 228, 86, 203, - 126, 215, 96, 94, 168, 56, 126, 146, 160, 109, 184, 45, 178, 157, 181, 169, - 183, 62, 246, 144, 70, 236, 50, 205, 213, 149, 159, 47, 40, 28, 30, 137, - 200, 102, 214, 170, 222, 255, 24, 64, 10, 176, 7, 52, 2, 151, 65, 174, - 176, 124, 116, 33, 231, 88, 74, 186, 183, 51, 54, 149, 214, 239, 30, 204, - 8, 85, 198, 191, 18, 240, 13, 132, 5, 163, 67, 57, 241, 210, 196, 93, - 147, 121, 173, 226, 253, 137, 129, 166, 224, 122, 200, 35, 22, 153, 206, 234, - 212, 79, 31, 116, 8, 39, 70, 154, 178, 235, 53, 143, 87, 36, 62, 155, - 80, 107, 124, 47, 97, 220, 40, 89, 222, 186, 216, 115, 26, 165, 203, 59, - 23, 83, 78, 189, 244, 113, 135, 100, 98, 171, 105, 191, 110, 240, 44, 68, - 29, 243, 73, 133, 246, 227, 6, 201, 194, 214, 209, 158, 220, 104, 89, 238, - 186, 204, 115, 21, 229, 207, 11, 20, 7, 79, 66, 180, 49, 183, 84, 118, - 191, 102, 240, 42, 196, 31, 19, 72, 13, 246, 133, 134, 227, 34, 201, 217, - 150, 218, 238, 219, 12, 91, 69, 251, 115, 3, 101, 193, 235, 16, 79, 76, - 52, 53, 215, 87, 30, 190, 136, 112, 102, 164, 42, 251, 95, 3, 120, 1, - 226, 128, 73, 160, 54, 248, 22, 194, 142, 209, 164, 92, 123, 121, 227, 98, - 201, 233, 150, 206, 238, 212, 76, 95, 117, 248, 39, 2, 154, 129, 171, 32, - 127, 88, 32, 58, 152, 19, 42, 141, 223, 37, 152, 27, 42, 139, 95, 39, - 120, 26, 162, 139, 57, 167, 82, 250, 189, 131, 49, 161, 212, 120, 95, 98, - 184, 41, 178, 158, 245, 168, 71, 62, 178, 144, 117, 172, 39, 61, 218, 145, - 155, 44, 107, 93, 239, 121, 140, 34, 229, 217, 139, 26, 231, 75, 10, 183, - 71, 54, 178, 150, 245, 174, 199, 60, 82, 145, 253, 172, 65, 189, 240, 113, - 132, 36, 99, 91, 105, 251, 110, 195, 108, 81, 237, 252, 77, 129, 245, 160, - 71, 56, 50, 146, 149, 173, 175, 61, 188, 17, 177, 204, 116, 85, 231, 127, - 10, 160, 7, 56, 2, 146, 129, 173, 160, 125, 184, 33, 178, 152, 117, 170, - 167, 63, 58, 144, 19, 44, 13, 221, 197, 153, 147, 42, 237, 223, 13, 152, - 5, 170, 131, 63, 33, 208, 24, 92, 10, 185, 199, 50, 210, 149, 157, 175, - 41, 188, 30, 241, 200, 68, 86, 179, 126, 245, 224, 71, 8, 50, 134, 149, - 162, 239, 57, 140, 18, 229, 205, 139, 21, 167, 79, 58, 180, 19, 55, 77, - 214, 181, 158, 247, 40, 70, 158, 178, 232, 117, 142, 167, 36, 122, 155, 99, - 43, 105, 223, 110, 216, 44, 90, 157, 251, 41, 131, 94, 225, 248, 72, 66, - 182, 177, 182, 244, 118, 199, 102, 210, 170, 221, 191, 25, 176, 10, 244, 7, - 7, 66, 130, 177, 161, 180, 120, 119, 98, 166, 169, 186, 254, 243, 0, 69, - 192, 51, 16, 21, 204, 15, 21, 196, 15, 19, 68, 13, 243, 69, 133, 243, - 35, 5, 217, 195, 26, 209, 203, 28, 87, 73, 254, 182, 192, 118, 208, 38, - 220, 26, 217, 203, 26, 215, 75, 30, 183, 72, 118, 182, 166, 246, 250, 198, - 195, 18, 209, 205, 156, 85, 169, 255, 62, 192, 16, 80, 12, 60, 5, 209, - 195, 28, 81, 201, 252, 86, 193, 254, 208, 64, 92, 48, 57, 212, 18, 223, - 77, 152, 53, 170, 151, 63, 46, 144, 28, 108, 9, 237, 198, 205, 146, 213, - 173, 159, 61, 168, 17, 190, 140, 112, 101, 228, 43, 11, 95, 71, 120, 50, - 162, 149, 185, 175, 50, 252, 21, 129, 207, 32, 84, 24, 63, 74, 144, 55, - 44, 22, 157, 206, 233, 148, 78, 239, 116, 76, 39, 117, 218, 167, 27, 58, - 139, 83, 39, 125, 218, 161, 155, 56, 107, 82, 175, 125, 188, 33, 177, 216, - 116, 90, 167, 123, 58, 163, 83, 57, 253, 210, 193, 157, 144, 105, 172, 46, - 253, 220, 65, 153, 240, 106, 196, 47, 19, 92, 13, 249, 197, 130, 211, 33, - 157, 216, 105, 154, 174, 235, 60, 79, 81, 244, 60, 71, 81, 242, 188, 69, - 177, 243, 52, 69, 215, 115, 30, 165, 200, 123, 22, 163, 78, 249, 244, 66, - 199, 113, 146, 164, 109, 187, 109, 179, 109, 181, 237, 183, 13, 182, 133, 182, - 227, 54, 201, 214, 214, 222, 222, 216, 88, 90, 186, 187, 51, 51, 255, 63 ) - -random_mask_vec8 = numpy.array(random_mask_tuple, numpy.uint8) - |