1 files changed, 79 insertions, 0 deletions
diff --git a/gr-qtgui/apps/gr_spectrogram_plot_c b/gr-qtgui/apps/gr_spectrogram_plot_c
new file mode 100755
index 0000000000..059f65cd99
--- /dev/null
+++ b/gr-qtgui/apps/gr_spectrogram_plot_c
@@ -0,0 +1,79 @@
+#!/usr/bin/env python
+#
+# Copyright 2012,2013 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 filter
+import scipy
+
+try:
+    import gnuradio.qtgui.plot_spectrogram_base as plot_base
+except ImportError:
+    import plot_spectrogram_base as plot_base
+
+try:
+    from gnuradio import qtgui
+    from PyQt4 import QtGui, QtCore
+    import sip
+except ImportError:
+    print "Error: Program requires PyQt4 and gr-qtgui."
+    sys.exit(1)
+
+class spectrogram_plot_c(plot_base.plot_base):
+    def __init__(self, filelist, fc, samp_rate, psdsize, start,
+                 nsamples, max_nsamples, avg=1.0):
+        plot_base.plot_base.__init__(self, filelist, fc, samp_rate,
+                                     psdsize, start, nsamples,
+                                     max_nsamples, avg)
+
+        self.read_samples = plot_base.read_samples_c
+        self.dsize = gr.sizeof_gr_complex
+        self.src_type = gr.vector_source_c
+        self.gui_snk = qtgui.waterfall_sink_c(self._psd_size, filter.firdes.WIN_BLACKMAN_hARRIS,
+                                              self._center_freq, self._samp_rate,
+                                              "GNU Radio Spectrogram Plot", self._nsigs)
+        self.setup()
+
+def main():
+    description = "Plots the spectrogram (waterfall) of a list of files. Files are a binary list of complex floats."
+    (options, args) = plot_base.setup_options(description)
+
+    filelist = list(args)
+    max_nsamples = plot_base.find_max_nsamples(filelist)
+
+    tb = spectrogram_plot_c(filelist,
+                            options.center_frequency, options.sample_rate,
+                            options.psd_size,
+                            options.start, options.nsamples, max_nsamples,
+                            options.average);
+
+    main_box = plot_base.plot_spectrogram_form(tb, 'GNU Radio Spectrogram Plot')
+    main_box.show()
+
+    tb.run()
+    tb.qapp.exec_()
+
+if __name__ == "__main__":
+    try:
+        main()
+    except KeyboardInterrupt:
+        pass
+