gr-audio-portaudio/Makefile \
gr-audio-portaudio/src/Makefile \
gr-audio-portaudio/src/run_tests \
- gr-audio-portaudio/src/python/Makefile \
])
GRC_BUILD_CONDITIONAL(gr-audio-portaudio,[
include $(top_srcdir)/Makefile.common
EXTRA_DIST = gr-audio-portaudio.conf
-
SUBDIRS = src
etcdir = $(sysconfdir)/gnuradio/conf.d
include $(top_srcdir)/Makefile.common
-SUBDIRS = python
-
-
# Install this stuff so that it ends up as the gnuradio.audio_portaudio module
# This usually ends up at:
# ${prefix}/lib/python${python_version}/site-packages/gnuradio
+++ /dev/null
-#
-# Copyright 2004 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.
-#
-
-include $(top_srcdir)/Makefile.common
-
-EXTRA_DIST = \
- audio_copy_pa.py \
- audio_fft_pa.py \
- audio_play_pa.py \
- audio_to_file_pa.py \
- dial_tone_pa.py \
- mono_tone_pa.py \
- multi_tone_pa.py \
- noise_pa.py \
- spectrum_inversion_pa.py \
- test_resampler_pa.py
-
-ourdatadir = $(exampledir)/audio_portaudio
-ourdata_DATA = $(EXTRA_DIST)
-
+++ /dev/null
-#!/usr/bin/env python
-#
-# Copyright 2004,2005,2007 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 gnuradio import gr
-from gnuradio import audio_portaudio
-from gnuradio.eng_option import eng_option
-from optparse import OptionParser
-
-class my_top_block(gr.top_block):
-
- def __init__(self):
- gr.top_block.__init__(self)
-
- parser = OptionParser(option_class=eng_option)
- parser.add_option("-I", "--audio-input", type="string", default="",
- help="pcm input device name. E.g., hw:0,0 or /dev/dsp")
- parser.add_option("-O", "--audio-output", type="string", default="",
- help="pcm output device name. E.g., hw:0,0 or /dev/dsp")
- parser.add_option("-r", "--sample-rate", type="eng_float", default=48000,
- help="set sample rate to RATE (48000)")
- (options, args) = parser.parse_args ()
- if len(args) != 0:
- parser.print_help()
- raise SystemExit, 1
-
- sample_rate = int(options.sample_rate)
- src = audio_portaudio.source (sample_rate, options.audio_input)
- dst = audio_portaudio.sink (sample_rate, options.audio_output)
-
- # Determine the maximum number of outputs on the source and
- # maximum number of inputs on the sink, then connect together
- # the most channels we can without overlap
- nchan = min (src.output_signature().max_streams(),
- dst.input_signature().max_streams())
-
- for i in range (nchan):
- self.connect ((src, i), (dst, i))
-
-
-if __name__ == '__main__':
- try:
- my_top_block().run()
- except KeyboardInterrupt:
- pass
-
+++ /dev/null
-#!/usr/bin/env python
-#
-# Copyright 2004,2005,2007 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 gnuradio import gr
-from gnuradio import audio_portaudio
-from gnuradio.eng_option import eng_option
-from optparse import OptionParser
-
-class my_top_block(gr.top_block):
-
- def __init__(self):
- gr.top_block.__init__(self)
-
- parser = OptionParser(option_class=eng_option)
- parser.add_option("-I", "--audio-input", type="string", default="",
- help="pcm input device name. E.g., hw:0,0 or /dev/dsp")
- parser.add_option("-O", "--audio-output", type="string", default="",
- help="pcm output device name. E.g., hw:0,0 or /dev/dsp")
- parser.add_option("-r", "--sample-rate", type="eng_float", default=48000,
- help="set sample rate to RATE (48000)")
- (options, args) = parser.parse_args ()
- if len(args) != 0:
- parser.print_help()
- raise SystemExit, 1
-
- sample_rate = int(options.sample_rate)
- src = audio_portaudio.source (sample_rate, options.audio_input)
- dst = audio_portaudio.sink (sample_rate, options.audio_output)
-
- # Determine the maximum number of outputs on the source and
- # maximum number of inputs on the sink, then connect together
- # the most channels we can without overlap
- nchan = min (src.output_signature().max_streams(),
- dst.input_signature().max_streams())
-
- for i in range (nchan):
- self.connect ((src, i), (dst, i))
-
-
-if __name__ == '__main__':
- try:
- my_top_block().run()
- except KeyboardInterrupt:
- pass
-
+++ /dev/null
-#!/usr/bin/env python
-#
-# Copyright 2004,2005,2007 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 gnuradio import gr, gru, audio_portaudio
-from gnuradio import eng_notation
-from gnuradio.eng_option import eng_option
-from gnuradio.wxgui import stdgui2, fftsink2, waterfallsink2, scopesink2, form, slider
-from optparse import OptionParser
-import wx
-import sys
-
-class app_top_block(stdgui2.std_top_block):
- def __init__(self, frame, panel, vbox, argv):
- stdgui2.std_top_block.__init__(self, frame, panel, vbox, argv)
-
- self.frame = frame
- self.panel = panel
-
- parser = OptionParser(option_class=eng_option)
- parser.add_option("-W", "--waterfall", action="store_true", default=False,
- help="Enable waterfall display")
- parser.add_option("-S", "--oscilloscope", action="store_true", default=False,
- help="Enable oscilloscope display")
- parser.add_option("-I", "--audio-input", type="string", default="",
- help="pcm input device name. E.g., hw:0,0 or /dev/dsp")
- parser.add_option("-r", "--sample-rate", type="eng_float", default=48000,
- help="set sample rate to RATE (48000)")
-
- (options, args) = parser.parse_args()
- sample_rate = int(options.sample_rate)
-
- if len(args) != 0:
- parser.print_help()
- sys.exit(1)
-
- self.show_debug_info = True
-
- # build the graph
- if options.waterfall:
- self.scope = \
- waterfallsink2.waterfall_sink_f (panel, fft_size=1024, sample_rate=sample_rate)
- elif options.oscilloscope:
- self.scope = scopesink2.scope_sink_f(panel, sample_rate=sample_rate)
- else:
- self.scope = fftsink2.fft_sink_f (panel, fft_size=1024, sample_rate=sample_rate, fft_rate=30,
- ref_scale=1.0, ref_level=0, y_divs=12)
-
- self.src = audio_portaudio.source (sample_rate, options.audio_input)
-
- self.connect(self.src, self.scope)
-
- self._build_gui(vbox)
-
- # set initial values
-
- def _set_status_msg(self, msg):
- self.frame.GetStatusBar().SetStatusText(msg, 0)
-
- def _build_gui(self, vbox):
-
- def _form_set_freq(kv):
- return self.set_freq(kv['freq'])
-
- vbox.Add(self.scope.win, 10, wx.EXPAND)
-
- #self._build_subpanel(vbox)
-
- def _build_subpanel(self, vbox_arg):
- # build a secondary information panel (sometimes hidden)
-
- # FIXME figure out how to have this be a subpanel that is always
- # created, but has its visibility controlled by foo.Show(True/False)
-
- def _form_set_decim(kv):
- return self.set_decim(kv['decim'])
-
- if not(self.show_debug_info):
- return
-
- panel = self.panel
- vbox = vbox_arg
- myform = self.myform
-
- #panel = wx.Panel(self.panel, -1)
- #vbox = wx.BoxSizer(wx.VERTICAL)
-
- hbox = wx.BoxSizer(wx.HORIZONTAL)
- hbox.Add((5,0), 0)
-
- myform['decim'] = form.int_field(
- parent=panel, sizer=hbox, label="Decim",
- callback=myform.check_input_and_call(_form_set_decim, self._set_status_msg))
-
- hbox.Add((5,0), 1)
- myform['fs@usb'] = form.static_float_field(
- parent=panel, sizer=hbox, label="Fs@USB")
-
- hbox.Add((5,0), 1)
- myform['dbname'] = form.static_text_field(
- parent=panel, sizer=hbox)
-
- hbox.Add((5,0), 1)
- myform['baseband'] = form.static_float_field(
- parent=panel, sizer=hbox, label="Analog BB")
-
- hbox.Add((5,0), 1)
- myform['ddc'] = form.static_float_field(
- parent=panel, sizer=hbox, label="DDC")
-
- hbox.Add((5,0), 0)
- vbox.Add(hbox, 0, wx.EXPAND)
-
-
-def main ():
- app = stdgui2.stdapp(app_top_block, "Audio FFT", nstatus=1)
- app.MainLoop()
-
-if __name__ == '__main__':
- main ()
+++ /dev/null
-#!/usr/bin/env python
-#
-# Copyright 2004,2005,2007 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 gnuradio import gr
-from gnuradio import audio_portaudio
-from gnuradio.eng_option import eng_option
-from optparse import OptionParser
-
-
-class my_top_block(gr.top_block):
-
- def __init__(self):
- gr.top_block.__init__(self)
-
- parser = OptionParser(option_class=eng_option)
- parser.add_option("-F", "--filename", type="string", default="audio.dat",
- help="read input from FILE")
- parser.add_option("-r", "--sample-rate", type="eng_float", default=48000,
- help="set sample rate to RATE (48000)")
- parser.add_option("-R", "--repeat", action="store_true", default=False)
- parser.add_option("-O", "--audio-output", type="string", default="",
- help="pcm output device name. E.g., hw:0,0 or /dev/dsp")
- (options, args) = parser.parse_args()
- if len(args) != 0:
- parser.print_help()
- raise SystemExit, 1
-
- sample_rate = int(options.sample_rate)
- src = gr.file_source (gr.sizeof_float, options.filename, options.repeat)
- dst = audio_portaudio.sink (sample_rate, options.audio_output)
- self.connect(src, dst)
-
-
-if __name__ == '__main__':
- try:
- my_top_block().run()
- except KeyboardInterrupt:
- pass
+++ /dev/null
-#!/usr/bin/env python
-#
-# Copyright 2004,2007 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 gnuradio import gr
-from gnuradio import audio_portaudio
-from gnuradio.eng_option import eng_option
-from optparse import OptionParser
-
-class my_top_block(gr.top_block):
-
- def __init__(self):
- gr.top_block.__init__(self)
-
- usage="%prog: [options] output_filename"
- parser = OptionParser(option_class=eng_option, usage=usage)
- parser.add_option("-I", "--audio-input", type="string", default="",
- help="pcm input device name. E.g., hw:0,0 or /dev/dsp")
- parser.add_option("-r", "--sample-rate", type="eng_float", default=48000,
- help="set sample rate to RATE (48000)")
- parser.add_option("-N", "--nsamples", type="eng_float", default=None,
- help="number of samples to collect [default=+inf]")
-
- (options, args) = parser.parse_args ()
- if len(args) != 1:
- parser.print_help()
- raise SystemExit, 1
- filename = args[0]
-
- sample_rate = int(options.sample_rate)
- src = audio_portaudio.source (sample_rate, options.audio_input)
- dst = gr.file_sink (gr.sizeof_float, filename)
-
- if options.nsamples is None:
- self.connect((src, 0), dst)
- else:
- head = gr.head(gr.sizeof_float, int(options.nsamples))
- self.connect((src, 0), head, dst)
-
-
-if __name__ == '__main__':
- try:
- my_top_block().run()
- except KeyboardInterrupt:
- pass
+++ /dev/null
-#!/usr/bin/env python
-#
-# Copyright 2004,2005,2007 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 gnuradio import gr
-from gnuradio import audio_portaudio
-from gnuradio.eng_option import eng_option
-from optparse import OptionParser
-
-class my_top_block(gr.top_block):
-
- def __init__(self):
- gr.top_block.__init__(self)
-
- parser = OptionParser(option_class=eng_option)
- parser.add_option("-O", "--audio-output", type="string", default="",
- help="pcm output device name. E.g., hw:0,0 or /dev/dsp")
- parser.add_option("-r", "--sample-rate", type="eng_float", default=48000,
- help="set sample rate to RATE (48000)")
- (options, args) = parser.parse_args ()
- if len(args) != 0:
- parser.print_help()
- raise SystemExit, 1
-
- sample_rate = int(options.sample_rate)
- ampl = 0.1
-
- src0 = gr.sig_source_f (sample_rate, gr.GR_SIN_WAVE, 350, ampl)
- src1 = gr.sig_source_f (sample_rate, gr.GR_SIN_WAVE, 440, ampl)
- dst = audio_portaudio.sink (sample_rate, options.audio_output)
- self.connect (src0, (dst, 0))
- self.connect (src1, (dst, 1))
-
-
-if __name__ == '__main__':
- try:
- my_top_block().run()
- except KeyboardInterrupt:
- pass
+++ /dev/null
-#!/usr/bin/env python
-#
-# Copyright 2004,2005,2007 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 gnuradio import gr
-from gnuradio import audio_portaudio
-from gnuradio.eng_option import eng_option
-from optparse import OptionParser
-
-#import os
-#print os.getpid()
-#raw_input('Attach gdb and press Enter: ')
-
-class my_top_block(gr.top_block):
-
- def __init__(self):
- gr.top_block.__init__(self)
-
- parser = OptionParser(option_class=eng_option)
- parser.add_option("-O", "--audio-output", type="string", default="",
- help="pcm output device name. E.g., hw:0,0 or /dev/dsp")
- parser.add_option("-r", "--sample-rate", type="eng_float", default=48000,
- help="set sample rate to RATE (48000)")
- parser.add_option("-D", "--dont-block", action="store_false", default=True,
- dest="ok_to_block")
-
- (options, args) = parser.parse_args ()
- if len(args) != 0:
- parser.print_help()
- raise SystemExit, 1
-
- sample_rate = int(options.sample_rate)
- ampl = 0.1
-
- src0 = gr.sig_source_f (sample_rate, gr.GR_SIN_WAVE, 650, ampl)
-
- dst = audio_portaudio.sink (sample_rate,
- options.audio_output,
- options.ok_to_block)
-
- self.connect (src0, (dst, 0))
-
-
-if __name__ == '__main__':
- try:
- my_top_block().run()
- except KeyboardInterrupt:
- pass
+++ /dev/null
-#!/usr/bin/env python
-#
-# Copyright 2004,2006,2007 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 gnuradio import gr
-from gnuradio import audio_portaudio
-from gnuradio.eng_option import eng_option
-from optparse import OptionParser
-
-#import os
-#print os.getpid()
-#raw_input('Attach gdb and press Enter: ')
-
-class my_top_block(gr.top_block):
-
- def __init__(self):
- gr.top_block.__init__(self)
-
- parser = OptionParser(option_class=eng_option)
- parser.add_option("-O", "--audio-output", type="string", default="",
- help="pcm output device name. E.g., hw:0,0 or /dev/dsp")
- parser.add_option("-r", "--sample-rate", type="eng_float", default=48000,
- help="set sample rate to RATE (48000)")
- parser.add_option ("-m", "--max-channels", type="int", default="16",
- help="set maximum channels to use")
- parser.add_option("-D", "--dont-block", action="store_false", default=True,
- dest="ok_to_block")
- (options, args) = parser.parse_args ()
- if len(args) != 0:
- parser.print_help()
- raise SystemExit, 1
-
- sample_rate = int(options.sample_rate)
- limit_channels = options.max_channels
-
- ampl = 0.1
-
- # With a tip of the hat to Harry Partch, may he R.I.P.
- # See "Genesis of a Music". He was into some very wild tunings...
- base = 392
- ratios = { 1 : 1.0,
- 3 : 3.0/2,
- 5 : 5.0/4,
- 7 : 7.0/4,
- 9 : 9.0/8,
- 11 : 11.0/8 }
-
- # progression = (1, 5, 3, 7)
- # progression = (1, 9, 3, 7)
- # progression = (3, 7, 9, 11)
- # progression = (7, 11, 1, 5)
- progression = (7, 11, 1, 5, 9)
-
- dst = audio_portaudio.sink (sample_rate,
- options.audio_output,
- options.ok_to_block)
-
- max_chan = dst.input_signature().max_streams()
- if (max_chan == -1) or (max_chan > limit_channels):
- max_chan = limit_channels
-
- for i in range (max_chan):
- quo, rem = divmod (i, len (progression))
- freq = base * ratios[progression[rem]] * (quo + 1)
- src = gr.sig_source_f (sample_rate, gr.GR_SIN_WAVE, freq, ampl)
- self.connect (src, (dst, i))
-
-if __name__ == '__main__':
- try:
- my_top_block().run()
- except KeyboardInterrupt:
- pass
+++ /dev/null
-#!/usr/bin/env python
-#
-# Copyright 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 gnuradio import gr
-from gnuradio import audio_portaudio
-from gnuradio.eng_option import eng_option
-from optparse import OptionParser
-
-class my_top_block(gr.top_block):
-
- def __init__(self):
- gr.top_block.__init__(self)
-
- parser = OptionParser(option_class=eng_option)
- parser.add_option("-O", "--audio-output", type="string", default="",
- help="pcm output device name. E.g., hw:0,0 or /dev/dsp")
- parser.add_option("-r", "--sample-rate", type="eng_float", default=48000,
- help="set sample rate to RATE (48000)")
- (options, args) = parser.parse_args ()
- if len(args) != 0:
- parser.print_help()
- raise SystemExit, 1
-
- sample_rate = int(options.sample_rate)
- ampl = 0.1
-
- src = gr.glfsr_source_b(32) # Pseudorandom noise source
- b2f = gr.chunks_to_symbols_bf([ampl, -ampl], 1)
- dst = audio_portaudio.sink(sample_rate, options.audio_output)
- self.connect(src, b2f, dst)
-
-if __name__ == '__main__':
- try:
- my_top_block().run()
- except KeyboardInterrupt:
- pass
+++ /dev/null
-#!/usr/bin/env python
-#
-# Copyright 2004,2005,2007 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.
-
-#
-# Gang - Here's a simple script that demonstrates spectrum inversion
-# using the multiply by [1,-1] method (mixing with Nyquist frequency).
-# Requires nothing but a sound card, and sounds just like listening
-# to a SSB signal on the wrong sideband.
-#
-
-from gnuradio import gr
-from gnuradio import audio_portaudio
-from gnuradio.eng_option import eng_option
-from optparse import OptionParser
-
-class my_top_block(gr.top_block):
-
- def __init__(self):
- gr.top_block.__init__(self)
-
- parser = OptionParser(option_class=eng_option)
- parser.add_option("-I", "--audio-input", type="string", default="",
- help="pcm input device name. E.g., hw:0,0 or /dev/dsp")
- parser.add_option("-O", "--audio-output", type="string", default="",
- help="pcm output device name. E.g., hw:0,0 or /dev/dsp")
- parser.add_option("-r", "--sample-rate", type="eng_float", default=8000,
- help="set sample rate to RATE (8000)")
- (options, args) = parser.parse_args ()
- if len(args) != 0:
- parser.print_help()
- raise SystemExit, 1
-
- sample_rate = int(options.sample_rate)
- src = audio_portaudio.source (sample_rate, options.audio_input)
- dst = audio_portaudio.sink (sample_rate, options.audio_output)
-
- vec1 = [1, -1]
- vsource = gr.vector_source_f(vec1, True)
- multiply = gr.multiply_ff()
-
- self.connect(src, (multiply, 0))
- self.connect(vsource, (multiply, 1))
- self.connect(multiply, dst)
-
-
-if __name__ == '__main__':
- try:
- my_top_block().run()
- except KeyboardInterrupt:
- pass
+++ /dev/null
-#!/usr/bin/env python
-#
-# Copyright 2004,2005,2007 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 gnuradio import gr, gru, blks2
-from gnuradio import audio_portaudio
-from gnuradio.eng_option import eng_option
-from optparse import OptionParser
-
-
-class my_top_block(gr.top_block):
-
- def __init__(self):
- gr.top_block.__init__(self)
-
- parser = OptionParser(option_class=eng_option)
- parser.add_option("-O", "--audio-output", type="string", default="",
- help="pcm output device name. E.g., hw:0,0 or /dev/dsp")
- parser.add_option("-i", "--input-rate", type="eng_float", default=8000,
- help="set input sample rate to RATE (%default)")
- parser.add_option("-o", "--output-rate", type="eng_float", default=48000,
- help="set output sample rate to RATE (%default)")
- (options, args) = parser.parse_args ()
- if len(args) != 0:
- parser.print_help()
- raise SystemExit, 1
-
- input_rate = int(options.input_rate)
- output_rate = int(options.output_rate)
-
- interp = gru.lcm(input_rate, output_rate) / input_rate
- decim = gru.lcm(input_rate, output_rate) / output_rate
-
- print "interp =", interp
- print "decim =", decim
-
- ampl = 0.1
- src0 = gr.sig_source_f (input_rate, gr.GR_SIN_WAVE, 650, ampl)
- rr = blks2.rational_resampler_fff(interp, decim)
- dst = audio_portaudio.sink (output_rate, options.audio_output)
- self.connect (src0, rr, (dst, 0))
-
-
-if __name__ == '__main__':
- try:
- my_top_block().run()
- except KeyboardInterrupt:
- pass
projects / debian / gnuradio / commitdiff