tcp_server.py

#!/usr/bin/env python2
# -*- coding: utf-8 -*-
##################################################
# GNU Radio Python Flow Graph
# Title: Tcp Server
# Generated: Thu Sep 27 19:08:57 2018
##################################################


if __name__ == '__main__':
    import ctypes
    import sys
    if sys.platform.startswith('linux'):
        try:
            x11 = ctypes.cdll.LoadLibrary('libX11.so')
            x11.XInitThreads()
        except:
            print "Warning: failed to XInitThreads()"

from gnuradio import eng_notation
from gnuradio import gr
from gnuradio import wxgui
from gnuradio.eng_option import eng_option
from gnuradio.filter import firdes
from gnuradio.wxgui import scopesink2
from grc_gnuradio import blks2 as grc_blks2
from grc_gnuradio import wxgui as grc_wxgui
from optparse import OptionParser
import wx


class tcp_server(grc_wxgui.top_block_gui):

    def __init__(self):
        grc_wxgui.top_block_gui.__init__(self, title="Tcp Server")
        _icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
        self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))

        ##################################################
        # Variables
        ##################################################
        self.samp_rate = samp_rate = 32000

        ##################################################
        # Blocks
        ##################################################
        self.wxgui_scopesink2_0 = scopesink2.scope_sink_f(
        	self.GetWin(),
        	title='Scope Plot',
        	sample_rate=samp_rate,
        	v_scale=0,
        	v_offset=0,
        	t_scale=0,
        	ac_couple=False,
        	xy_mode=False,
        	num_inputs=1,
        	trig_mode=wxgui.TRIG_MODE_AUTO,
        	y_axis_label='Counts',
        )
        self.Add(self.wxgui_scopesink2_0.win)
        self.blks2_tcp_source_0 = grc_blks2.tcp_source(
        	itemsize=gr.sizeof_float*1,
        	addr='0.0.0.0',
        	port=12345,
        	server=True,
        )

        ##################################################
        # Connections
        ##################################################
        self.connect((self.blks2_tcp_source_0, 0), (self.wxgui_scopesink2_0, 0))

    def get_samp_rate(self):
        return self.samp_rate

    def set_samp_rate(self, samp_rate):
        self.samp_rate = samp_rate
        self.wxgui_scopesink2_0.set_sample_rate(self.samp_rate)


def main(top_block_cls=tcp_server, options=None):

    tb = top_block_cls()
    tb.Start(True)
    tb.Wait()


if __name__ == '__main__':
    main()