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dvbc-tx-gui.py
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dvbc-tx-gui.py
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#!/usr/bin/env python2
# -*- coding: utf-8 -*-
##################################################
# GNU Radio Python Flow Graph
# Title: Dvbc Tx Wxgui
# Generated: Mon Nov 5 17:19:56 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 blocks
from gnuradio import dtv
from gnuradio import eng_notation
from gnuradio import filter
from gnuradio import gr
from gnuradio import wxgui
from gnuradio.eng_option import eng_option
from gnuradio.fft import window
from gnuradio.filter import firdes
from gnuradio.wxgui import fftsink2
from gnuradio.wxgui import forms
from grc_gnuradio import wxgui as grc_wxgui
from optparse import OptionParser
import ConfigParser
import dvbc
import osmosdr
import time
import wx
import sys
class dvbc_tx_WXGUI(grc_wxgui.top_block_gui):
def __init__(self):
grc_wxgui.top_block_gui.__init__(self, title="Dvbc Tx Wxgui")
_icon_path = "/usr/share/icons/hicolor/32x32/apps/gnuradio-grc.png"
self.SetIcon(wx.Icon(_icon_path, wx.BITMAP_TYPE_ANY))
##################################################
# Variables
##################################################
self._symrate_config = ConfigParser.ConfigParser()
self._symrate_config.read('./dvbc.conf')
try: symrate = self._symrate_config.getint('dvbc', 'symbolrate')
except: symrate = 0
self.symrate = symrate
self._mode_config = ConfigParser.ConfigParser()
self._mode_config.read('./dvbc.conf')
try: mode = self._mode_config.get('dvbc', 'mode')
except: mode = 0
self.mode = mode
self._center_freq_config = ConfigParser.ConfigParser()
self._center_freq_config.read('./dvbc.conf')
try: center_freq = self._center_freq_config.getint('hackrf', 'frequency')
except: center_freq = 0
self.center_freq = center_freq
self.samp_rate = samp_rate = symrate * 2
self.rrc_taps = rrc_taps = 100
self._rf_gain_config = ConfigParser.ConfigParser()
self._rf_gain_config.read('./dvbc.conf')
try: rf_gain = self._rf_gain_config.getint('hackrf', 'rf-gain')
except: rf_gain = 0
self.rf_gain = rf_gain
self._if_gain_config = ConfigParser.ConfigParser()
self._if_gain_config.read('./dvbc.conf')
try: if_gain = self._if_gain_config.getint('hackrf', 'if-gain')
except: if_gain = 0
self.if_gain = if_gain
self.anz0 = anz0 = str(center_freq/1000000)+"MHZ / "+mode+" / "+str(symrate/1000)+" kSym/s"
infile = str(sys.argv[1])
if mode == "16QAM":
mod = dvbc.MOD_16QAM
elif mode == "32QAM":
mod = dvbc.MOD_32QAM
elif mode == "64QAM":
mod = dvbc.MOD_64QAM
elif mode == "128QAM":
mod = dvbc.MOD_128QAM
elif mode == "256QAM":
mod = dvbc.MOD_256QAM
else:
sys.stderr.write("MODE IN CONFIG WRONG! Values: 16QAM, 32QAM, 64QAM, 128QAM or 256QAM \n");
sys.exit(1)
print "Frequency: ", center_freq/1000000, "Mhz / Mode: ",mode ,"/ Symbolrate: ",symrate/1000 ,"\n"
##################################################
# Blocks
##################################################
self.wxgui_fftsink2_0 = fftsink2.fft_sink_c(
self.GetWin(),
baseband_freq=center_freq,
y_per_div=10,
y_divs=10,
ref_level=0,
ref_scale=2.0,
sample_rate=samp_rate,
fft_size=1024,
fft_rate=15,
average=False,
avg_alpha=None,
title='FFT Plot',
peak_hold=False,
)
self.Add(self.wxgui_fftsink2_0.win)
self.osmosdr_sink_1 = osmosdr.sink( args="numchan=" + str(1) + " " + 'hackrf,buffers=128,buflen=32768' )
self.osmosdr_sink_1.set_sample_rate(samp_rate)
self.osmosdr_sink_1.set_center_freq(center_freq, 0)
self.osmosdr_sink_1.set_freq_corr(0, 0)
self.osmosdr_sink_1.set_gain(rf_gain, 0)
self.osmosdr_sink_1.set_if_gain(if_gain, 0)
self.osmosdr_sink_1.set_bb_gain(0, 0)
self.osmosdr_sink_1.set_antenna('', 0)
self.osmosdr_sink_1.set_bandwidth(8750000, 0)
self.fft_filter_xxx_0 = filter.fft_filter_ccc(1, (firdes.root_raised_cosine(0.85, samp_rate, samp_rate/2, 0.15, rrc_taps)), 1)
self.fft_filter_xxx_0.declare_sample_delay(0)
self.dvbc_symbolmapper_bb_0 = dvbc.symbolmapper_bb(mod)
self.dvbc_modulator_bc_0 = dvbc.modulator_bc(mod)
self.dtv_dvbt_reed_solomon_enc_0 = dtv.dvbt_reed_solomon_enc(2, 8, 0x11d, 255, 239, 8, 51, 8)
self.dtv_dvbt_energy_dispersal_0 = dtv.dvbt_energy_dispersal(1)
self.dtv_dvbt_convolutional_interleaver_0 = dtv.dvbt_convolutional_interleaver(136, 12, 17)
if infile == "-":
self.blocks_file_descriptor_source_0 = blocks.file_descriptor_source(gr.sizeof_char*1, 0, True)
else:
self.blocks_file_source_0 = blocks.file_source(gr.sizeof_char*1, infile, True)
self._anz0_static_text = forms.static_text(
parent=self.GetWin(),
value=self.anz0,
callback=self.set_anz0,
label='Parameter',
converter=forms.str_converter(),
)
self.Add(self._anz0_static_text)
##################################################
# Connections
##################################################
if infile == "-":
self.connect((self.blocks_file_descriptor_source_0, 0), (self.dtv_dvbt_energy_dispersal_0, 0))
else:
self.connect((self.blocks_file_source_0, 0), (self.dtv_dvbt_energy_dispersal_0, 0))
self.connect((self.dtv_dvbt_convolutional_interleaver_0, 0), (self.dvbc_symbolmapper_bb_0, 0))
self.connect((self.dtv_dvbt_energy_dispersal_0, 0), (self.dtv_dvbt_reed_solomon_enc_0, 0))
self.connect((self.dtv_dvbt_reed_solomon_enc_0, 0), (self.dtv_dvbt_convolutional_interleaver_0, 0))
self.connect((self.dvbc_modulator_bc_0, 0), (self.fft_filter_xxx_0, 0))
self.connect((self.dvbc_symbolmapper_bb_0, 0), (self.dvbc_modulator_bc_0, 0))
self.connect((self.fft_filter_xxx_0, 0), (self.osmosdr_sink_1, 0))
self.connect((self.fft_filter_xxx_0, 0), (self.wxgui_fftsink2_0, 0))
def get_symrate(self):
return self.symrate
def set_symrate(self, symrate):
self.symrate = symrate
self.set_samp_rate(self.symrate * 2)
self.set_anz0(str(self.center_freq/1000000)+"MHZ / "+self.mode+" / "+str(self.symrate/1000)+" kSym/s")
def get_mode(self):
return self.mode
def set_mode(self, mode):
self.mode = mode
self._mode_config = ConfigParser.ConfigParser()
self._mode_config.read('./dvbc.conf')
if not self._mode_config.has_section('dvbc'):
self._mode_config.add_section('dvbc')
self._mode_config.set('dvbc', self.mode, str(None))
self._mode_config.write(open('./dvbc.conf', 'w'))
self.set_anz0(str(self.center_freq/1000000)+"MHZ / "+self.mode+" / "+str(self.symrate/1000)+" kSym/s")
def get_center_freq(self):
return self.center_freq
def set_center_freq(self, center_freq):
self.center_freq = center_freq
self.wxgui_fftsink2_0.set_baseband_freq(self.center_freq)
self.osmosdr_sink_1.set_center_freq(self.center_freq, 0)
self.set_anz0(str(self.center_freq/1000000)+"MHZ / "+self.mode+" / "+str(self.symrate/1000)+" kSym/s")
def get_samp_rate(self):
return self.samp_rate
def set_samp_rate(self, samp_rate):
self.samp_rate = samp_rate
self.wxgui_fftsink2_0.set_sample_rate(self.samp_rate)
self.osmosdr_sink_1.set_sample_rate(self.samp_rate)
self.fft_filter_xxx_0.set_taps((firdes.root_raised_cosine(0.85, self.samp_rate, self.samp_rate/2, 0.15, self.rrc_taps)))
def get_rrc_taps(self):
return self.rrc_taps
def set_rrc_taps(self, rrc_taps):
self.rrc_taps = rrc_taps
self.fft_filter_xxx_0.set_taps((firdes.root_raised_cosine(0.85, self.samp_rate, self.samp_rate/2, 0.15, self.rrc_taps)))
def get_rf_gain(self):
return self.rf_gain
def set_rf_gain(self, rf_gain):
self.rf_gain = rf_gain
self.osmosdr_sink_1.set_gain(self.rf_gain, 0)
def get_if_gain(self):
return self.if_gain
def set_if_gain(self, if_gain):
self.if_gain = if_gain
self.osmosdr_sink_1.set_if_gain(self.if_gain, 0)
def get_anz0(self):
return self.anz0
def set_anz0(self, anz0):
self.anz0 = anz0
self._anz0_static_text.set_value(self.anz0)
def main(top_block_cls=dvbc_tx_WXGUI, options=None):
tb = top_block_cls()
tb.Start(True)
tb.Wait()
if __name__ == '__main__':
main()