Merged r4518:5130 from developer branch n4hy/ofdm into trunk, passes distcheck.

[debian/gnuradio] / gnuradio-core / src / utils / gr_plot_float.py

diff --git a/gnuradio-core/src/utils/gr_plot_float.py b/gnuradio-core/src/utils/gr_plot_float.py
new file mode 100755 (executable)
index 0000000..12e0c28
--- /dev/null
+++ b/gnuradio-core/src/utils/gr_plot_float.py
@@ -0,0 +1,75 @@
+#!/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 2, 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 pylab, math
+from pylab import *
+import struct, sys
+from optparse import OptionParser
+
+import gr_read_binary
+
+def main():
+    usage="%prog: [options] output_filename"
+    parser = OptionParser(conflict_handler="resolve", usage=usage)
+    parser.add_option("-s", "--size", type="int", default=None,
+                      help="Specify the number of points to plot [default=%default]")
+    parser.add_option("", "--skip", type="int", default=None,
+                      help="Specify the number of points to skip [default=%default]")
+
+    (options, args) = parser.parse_args ()
+    if len(args) != 1:
+        parser.print_help()
+        raise SystemExit, 1
+    filename = args[0]
+
+    fl = gr_read_binary.read_float_binary(filename)
+
+    if(options.skip is None):
+        options.skip = 0
+    
+    if((options.size is None) or ((options.skip+options.size) > len(iq[0]))):
+        options.size = len(fl) - options.skip
+
+    x = range(options.skip, options.skip + options.size)
+    
+    # PLOT REAL AND IMAGINARY PARTS
+    
+    f = figure(1, figsize=(16, 12), facecolor='w')
+    rcParams['xtick.labelsize'] = 16
+    rcParams['ytick.labelsize'] = 16
+
+    sp1 = f.add_subplot(1,1,1)
+    sp1.set_title(("GNU Radio Float"), fontsize=26, fontweight="bold")
+    sp1.set_xlabel("Time (s)", fontsize=20, fontweight="bold")
+    sp1.set_ylabel("Amplitude (V)", fontsize=20, fontweight="bold")
+    plot(x, fl, 'bo-')
+
+    show()
+
+if __name__ == "__main__":
+    try:
+        main()
+    except KeyboardInterrupt:
+        pass
+    
+
+