diff options
| author | Ben Reynwar <ben@reynwar.net> | 2013-06-03 16:54:24 -0700 |
|---|---|---|
| committer | Ben Reynwar <ben@reynwar.net> | 2013-06-03 16:54:24 -0700 |
| commit | ec2d40b8db3f078a8f8f7ab06dd1fcf07e907548 (patch) | |
| tree | 1ac0a00dd2f3fa8e9a4d101fc7c442cfffae0f4e /gr-atsc/python/interp.py | |
| parent | bceb96b021bab0168e501e74ac38c7e31213b1a1 (diff) | |
uninstalled imports: Fixed gr-audio and gr-atsc.
Diffstat (limited to 'gr-atsc/python/interp.py')
| -rwxr-xr-x | gr-atsc/python/interp.py | 66 |
1 files changed, 0 insertions, 66 deletions
diff --git a/gr-atsc/python/interp.py b/gr-atsc/python/interp.py deleted file mode 100755 index ee2d234892..0000000000 --- a/gr-atsc/python/interp.py +++ /dev/null @@ -1,66 +0,0 @@ -#!/usr/bin/env /usr/bin/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., 59 Temple Place - Suite 330, -# Boston, MA 02111-1307, USA. -# -# This module starts the atsc processing chain taking the captured -# off-air signal created with: -# -# uhd_rx_cfile.py --samp-rate=6.4e6 -# -f <center of tv signal channel freq> -# -g <appropriate gain for best signal / noise> -# -# All this module does is multiply the sample rate by 3, from 6.4e6 to -# 19.2e6 complex samples / sec, then lowpass filter with a cutoff of 3.2MHz -# and a transition band width of .5MHz. Center of the tv channels is -# then at 0 with edges at -3.2MHz and 3.2MHz. - -from gnuradio import gr -from gnuradio import blocks -import sys - -def graph(args): - - nargs = len(args) - if nargs == 1: - infile = args[0] - else: - sys.stderr.write('usage: interp.py input_file\n') - sys.exit(1) - - tb = gr.top_block() - - src0 = blocks.file_source(gr.sizeof_gr_complex, infile) - - lp_coeffs = filter.firdes.low_pass(3, 19.2e6, 3.2e6, .5e6, - filter.firdes.WIN_HAMMING ) - lp = filter.interp_fir_filter_ccf(1, lp_coeffs) - - file = blocks.file_sink(gr.sizeof_gr_complex, "/tmp/atsc_pipe_1") - - tb.connect(src0, lp, file) - - tb.start() - raw_input('Head End: Press Enter to stop') - tb.stop() - -if __name__ == '__main__': - graph(sys.argv[1:]) - - |