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-rw-r--r--tests/fadingui/QAM/lena512color.tiffbin0 -> 786572 bytes
-rw-r--r--tests/fadingui/QAM/qam_nogui.grc601
-rwxr-xr-xtests/fadingui/QAM/qam_nogui.py363
3 files changed, 964 insertions, 0 deletions
diff --git a/tests/fadingui/QAM/lena512color.tiff b/tests/fadingui/QAM/lena512color.tiff
new file mode 100644
index 0000000..ffe5c83
--- /dev/null
+++ b/tests/fadingui/QAM/lena512color.tiff
Binary files differ
diff --git a/tests/fadingui/QAM/qam_nogui.grc b/tests/fadingui/QAM/qam_nogui.grc
new file mode 100644
index 0000000..be412f0
--- /dev/null
+++ b/tests/fadingui/QAM/qam_nogui.grc
@@ -0,0 +1,601 @@
+options:
+ parameters:
+ author: Pross Naoki, Halter Sara Cinzia
+ category: '[GRC Hier Blocks]'
+ cmake_opt: ''
+ comment: ''
+ copyright: ''
+ description: ''
+ gen_cmake: 'On'
+ gen_linking: dynamic
+ generate_options: qt_gui
+ hier_block_src_path: '.:'
+ id: qam_nogui
+ max_nouts: '0'
+ output_language: python
+ placement: (0,0)
+ qt_qss_theme: ''
+ realtime_scheduling: '1'
+ run: 'True'
+ run_command: '{python} -u {filename}'
+ run_options: prompt
+ sizing_mode: fixed
+ thread_safe_setters: ''
+ title: QAM
+ window_size: ''
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [8, 8]
+ rotation: 0
+ state: enabled
+
+blocks:
+- name: chn_taps
+ id: variable
+ parameters:
+ comment: ''
+ value: '[1.0 + 0.0j, ]'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [880, 256.0]
+ rotation: 0
+ state: true
+- name: const
+ id: variable_constellation
+ parameters:
+ comment: ''
+ const_points: '[-1-1j, -1+1j, 1+1j, 1-1j]'
+ dims: '1'
+ precision: '8'
+ rot_sym: '4'
+ soft_dec_lut: None
+ sym_map: '[0, 1, 3, 2]'
+ type: 16qam
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [464, 608.0]
+ rotation: 0
+ state: true
+- name: eq_gain
+ id: variable_qtgui_range
+ parameters:
+ comment: ''
+ gui_hint: 'params@1: 0,0,1,1'
+ label: Equalizer Rate
+ min_len: '200'
+ orient: Qt.Horizontal
+ rangeType: float
+ start: '0'
+ step: '.001'
+ stop: '.1'
+ value: '.01'
+ widget: counter_slider
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1584, 460.0]
+ rotation: 0
+ state: true
+- name: eq_mod
+ id: variable
+ parameters:
+ comment: ''
+ value: '1'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1584, 392.0]
+ rotation: 0
+ state: true
+- name: eq_ntaps
+ id: variable
+ parameters:
+ comment: ''
+ value: '15'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1664, 392.0]
+ rotation: 0
+ state: true
+- name: excess_bw
+ id: variable
+ parameters:
+ comment: ''
+ value: 350e-3
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [560, 272.0]
+ rotation: 0
+ state: true
+- name: freq_offset
+ id: variable_qtgui_range
+ parameters:
+ comment: ''
+ gui_hint: 'params@0: 1,0,1,1'
+ label: Frequency Offset
+ min_len: '200'
+ orient: Qt.Horizontal
+ rangeType: float
+ start: -100e-3
+ step: 1e-3
+ stop: 100e-3
+ value: '0'
+ widget: counter_slider
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [880, 460.0]
+ rotation: 0
+ state: true
+- name: nfilts
+ id: variable
+ parameters:
+ comment: ''
+ value: '32'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1248, 480.0]
+ rotation: 0
+ state: true
+- name: noise_volt
+ id: variable_qtgui_range
+ parameters:
+ comment: ''
+ gui_hint: 'params@0: 0,0,1,1'
+ label: Noise Voltage
+ min_len: '200'
+ orient: Qt.Horizontal
+ rangeType: float
+ start: '0'
+ step: '0.01'
+ stop: '1'
+ value: '0.0001'
+ widget: counter_slider
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [752, 460.0]
+ rotation: 0
+ state: true
+- name: phase_bw
+ id: variable_qtgui_range
+ parameters:
+ comment: ''
+ gui_hint: 'params@1: 1,0,1,1'
+ label: Phase Bandwidth
+ min_len: '200'
+ orient: Qt.Horizontal
+ rangeType: float
+ start: '0'
+ step: '.01'
+ stop: '1'
+ value: 2 * 3.141592653589793 / 100
+ widget: counter_slider
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1888, 428.0]
+ rotation: 0
+ state: true
+- name: qam_const
+ id: variable_constellation_rect
+ parameters:
+ comment: ''
+ const_points: '[(-3-3j), (-1-3j), (1-3j), (3-3j), (-3-1j), (-1-1j), (1-1j), (3-1j),
+ (-3+1j), (-1+1j), (1+1j), (3+1j), (-3+3j), (-1+3j), (1+3j), (3+3j)]'
+ imag_sect: '1'
+ precision: '4'
+ real_sect: '1'
+ rot_sym: '4'
+ soft_dec_lut: None
+ sym_map: '[0, 4, 12, 8, 1, 5, 13, 9, 3, 7, 15, 11, 2, 6, 14, 10]'
+ w_imag_sect: '1'
+ w_real_sect: '1'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [464, 444.0]
+ rotation: 0
+ state: true
+- name: rrc_taps
+ id: variable
+ parameters:
+ comment: ''
+ value: firdes.root_raised_cosine(nfilts, nfilts, 1.0/float(sps), excess_bw, 45*nfilts)
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1328, 480.0]
+ rotation: 0
+ state: true
+- name: samp_rate
+ id: variable
+ parameters:
+ comment: ''
+ value: '32000'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [192, 12.0]
+ rotation: 0
+ state: enabled
+- name: sps
+ id: variable
+ parameters:
+ comment: ''
+ value: '4'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [464, 272.0]
+ rotation: 0
+ state: true
+- name: time_offset
+ id: variable_qtgui_range
+ parameters:
+ comment: ''
+ gui_hint: 'params@0: 0,1,1,1'
+ label: Timing Offset
+ min_len: '200'
+ orient: Qt.Horizontal
+ rangeType: float
+ start: '0.999'
+ step: '0.0001'
+ stop: '1.001'
+ value: '1.0'
+ widget: counter_slider
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [752, 604.0]
+ rotation: 0
+ state: true
+- name: timing_loop_bw
+ id: variable_qtgui_range
+ parameters:
+ comment: ''
+ gui_hint: 'params@0: 1,1,1,1'
+ label: Time Bandwidth
+ min_len: '200'
+ orient: Qt.Horizontal
+ rangeType: float
+ start: '0'
+ step: 10e-3
+ stop: 200e-3
+ value: 2 * 3.141592653589793 / 100
+ widget: counter_slider
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1248, 556.0]
+ rotation: 0
+ state: true
+- name: blocks_null_sink_0
+ id: blocks_null_sink
+ parameters:
+ affinity: ''
+ alias: ''
+ bus_structure_sink: '[[0,],]'
+ comment: ''
+ num_inputs: '1'
+ type: byte
+ vlen: '1'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [2424, 416.0]
+ rotation: 0
+ state: true
+- name: blocks_throttle_0
+ id: blocks_throttle
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ ignoretag: 'True'
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ samples_per_second: samp_rate
+ type: complex
+ vlen: '1'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [704, 360.0]
+ rotation: 0
+ state: enabled
+- name: blocks_vector_to_stream_0
+ id: blocks_vector_to_stream
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ num_items: '512'
+ type: byte
+ vlen: '1'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [240, 360.0]
+ rotation: 0
+ state: true
+- name: channels_channel_model_0
+ id: channels_channel_model
+ parameters:
+ affinity: ''
+ alias: ''
+ block_tags: 'False'
+ comment: ''
+ epsilon: time_offset
+ freq_offset: freq_offset
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ noise_voltage: noise_volt
+ seed: '0'
+ taps: chn_taps
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [880, 316.0]
+ rotation: 0
+ state: enabled
+- name: digital_cma_equalizer_cc_0
+ id: digital_cma_equalizer_cc
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ modulus: eq_mod
+ mu: eq_gain
+ num_taps: eq_ntaps
+ sps: sps
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1584, 288.0]
+ rotation: 0
+ state: true
+- name: digital_constellation_decoder_cb_0
+ id: digital_constellation_decoder_cb
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ constellation: const
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [2224, 280.0]
+ rotation: 0
+ state: true
+- name: digital_constellation_modulator_0
+ id: digital_constellation_modulator
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ constellation: const
+ differential: 'True'
+ excess_bw: excess_bw
+ log: 'False'
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ samples_per_symbol: sps
+ verbose: 'False'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [464, 336.0]
+ rotation: 0
+ state: enabled
+- name: digital_costas_loop_cc_0
+ id: digital_costas_loop_cc
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ order: '4'
+ use_snr: 'False'
+ w: phase_bw
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1888, 288.0]
+ rotation: 0
+ state: true
+- name: digital_diff_decoder_bb_0
+ id: digital_diff_decoder_bb
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ modulus: '4'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [2224, 352.0]
+ rotation: 180
+ state: true
+- name: digital_map_bb_0
+ id: digital_map_bb
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ map: '[0, 1, 3, 2]'
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [2224, 424.0]
+ rotation: 0
+ state: true
+- name: digital_pfb_clock_sync_xxx_0
+ id: digital_pfb_clock_sync_xxx
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ filter_size: nfilts
+ init_phase: nfilts/2
+ loop_bw: timing_loop_bw
+ max_dev: '1.5'
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ osps: sps
+ sps: sps * 1.001
+ taps: rrc_taps
+ type: ccf
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [1248, 308.0]
+ rotation: 0
+ state: true
+- name: fadingui_datasource_0
+ id: fadingui_datasource
+ parameters:
+ affinity: ''
+ alias: ''
+ comment: ''
+ file_list: '["./lena512color.tiff"]'
+ maxoutbuf: '0'
+ minoutbuf: '0'
+ sock_addr: udp://
+ vec_len: '512'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [40, 276.0]
+ rotation: 0
+ state: true
+- name: params
+ id: qtgui_tab_widget
+ parameters:
+ alias: ''
+ comment: ''
+ gui_hint: ''
+ label0: Channel
+ label1: Receiver
+ label10: Tab 10
+ label11: Tab 11
+ label12: Tab 12
+ label13: Tab 13
+ label14: Tab 14
+ label15: Tab 15
+ label16: Tab 16
+ label17: Tab 17
+ label18: Tab 18
+ label19: Tab 19
+ label2: Tab 2
+ label3: Tab 3
+ label4: Tab 4
+ label5: Tab 5
+ label6: Tab 6
+ label7: Tab 7
+ label8: Tab 8
+ label9: Tab 9
+ num_tabs: '2'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [296, 12.0]
+ rotation: 0
+ state: true
+- name: plots
+ id: qtgui_tab_widget
+ parameters:
+ alias: ''
+ comment: ''
+ gui_hint: ''
+ label0: Constellations
+ label1: Frequency
+ label10: Tab 10
+ label11: Tab 11
+ label12: Tab 12
+ label13: Tab 13
+ label14: Tab 14
+ label15: Tab 15
+ label16: Tab 16
+ label17: Tab 17
+ label18: Tab 18
+ label19: Tab 19
+ label2: Time
+ label3: Tab 3
+ label4: Tab 4
+ label5: Tab 5
+ label6: Tab 6
+ label7: Tab 7
+ label8: Tab 8
+ label9: Tab 9
+ num_tabs: '3'
+ states:
+ bus_sink: false
+ bus_source: false
+ bus_structure: null
+ coordinate: [448, 12.0]
+ rotation: 0
+ state: true
+
+connections:
+- [blocks_throttle_0, '0', channels_channel_model_0, '0']
+- [blocks_vector_to_stream_0, '0', digital_constellation_modulator_0, '0']
+- [channels_channel_model_0, '0', digital_pfb_clock_sync_xxx_0, '0']
+- [digital_cma_equalizer_cc_0, '0', digital_costas_loop_cc_0, '0']
+- [digital_constellation_decoder_cb_0, '0', digital_diff_decoder_bb_0, '0']
+- [digital_constellation_modulator_0, '0', blocks_throttle_0, '0']
+- [digital_costas_loop_cc_0, '0', digital_constellation_decoder_cb_0, '0']
+- [digital_diff_decoder_bb_0, '0', digital_map_bb_0, '0']
+- [digital_map_bb_0, '0', blocks_null_sink_0, '0']
+- [digital_pfb_clock_sync_xxx_0, '0', digital_cma_equalizer_cc_0, '0']
+- [fadingui_datasource_0, '0', blocks_vector_to_stream_0, '0']
+
+metadata:
+ file_format: 1
diff --git a/tests/fadingui/QAM/qam_nogui.py b/tests/fadingui/QAM/qam_nogui.py
new file mode 100755
index 0000000..a75ed18
--- /dev/null
+++ b/tests/fadingui/QAM/qam_nogui.py
@@ -0,0 +1,363 @@
+#!/usr/bin/env python3
+# -*- coding: utf-8 -*-
+
+#
+# SPDX-License-Identifier: GPL-3.0
+#
+# GNU Radio Python Flow Graph
+# Title: QAM
+# Author: Pross Naoki, Halter Sara Cinzia
+# GNU Radio version: 3.8.2.0
+
+from distutils.version import StrictVersion
+
+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 PyQt5 import Qt
+from gnuradio import blocks
+from gnuradio import channels
+from gnuradio.filter import firdes
+from gnuradio import digital
+from gnuradio import gr
+import sys
+import signal
+from argparse import ArgumentParser
+from gnuradio.eng_arg import eng_float, intx
+from gnuradio import eng_notation
+from gnuradio.qtgui import Range, RangeWidget
+import fadingui
+
+from gnuradio import qtgui
+
+class qam_nogui(gr.top_block, Qt.QWidget):
+
+ def __init__(self):
+ gr.top_block.__init__(self, "QAM")
+ Qt.QWidget.__init__(self)
+ self.setWindowTitle("QAM")
+ qtgui.util.check_set_qss()
+ try:
+ self.setWindowIcon(Qt.QIcon.fromTheme('gnuradio-grc'))
+ except:
+ pass
+ self.top_scroll_layout = Qt.QVBoxLayout()
+ self.setLayout(self.top_scroll_layout)
+ self.top_scroll = Qt.QScrollArea()
+ self.top_scroll.setFrameStyle(Qt.QFrame.NoFrame)
+ self.top_scroll_layout.addWidget(self.top_scroll)
+ self.top_scroll.setWidgetResizable(True)
+ self.top_widget = Qt.QWidget()
+ self.top_scroll.setWidget(self.top_widget)
+ self.top_layout = Qt.QVBoxLayout(self.top_widget)
+ self.top_grid_layout = Qt.QGridLayout()
+ self.top_layout.addLayout(self.top_grid_layout)
+
+ self.settings = Qt.QSettings("GNU Radio", "qam_nogui")
+
+ try:
+ if StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
+ self.restoreGeometry(self.settings.value("geometry").toByteArray())
+ else:
+ self.restoreGeometry(self.settings.value("geometry"))
+ except:
+ pass
+
+ ##################################################
+ # Variables
+ ##################################################
+ self.sps = sps = 4
+ self.nfilts = nfilts = 32
+ self.excess_bw = excess_bw = 350e-3
+ self.timing_loop_bw = timing_loop_bw = 2 * 3.141592653589793 / 100
+ self.time_offset = time_offset = 1.0
+ self.samp_rate = samp_rate = 32000
+ self.rrc_taps = rrc_taps = firdes.root_raised_cosine(nfilts, nfilts, 1.0/float(sps), excess_bw, 45*nfilts)
+ self.qam_const = qam_const = digital.constellation_rect([(-3-3j), (-1-3j), (1-3j), (3-3j), (-3-1j), (-1-1j), (1-1j), (3-1j), (-3+1j), (-1+1j), (1+1j), (3+1j), (-3+3j), (-1+3j), (1+3j), (3+3j)], [0, 4, 12, 8, 1, 5, 13, 9, 3, 7, 15, 11, 2, 6, 14, 10],
+ 4, 1, 1, 1, 1).base()
+ self.phase_bw = phase_bw = 2 * 3.141592653589793 / 100
+ self.noise_volt = noise_volt = 0.0001
+ self.freq_offset = freq_offset = 0
+ self.eq_ntaps = eq_ntaps = 15
+ self.eq_mod = eq_mod = 1
+ self.eq_gain = eq_gain = .01
+ self.const = const = digital.constellation_16qam().base()
+ self.chn_taps = chn_taps = [1.0 + 0.0j, ]
+
+ ##################################################
+ # Blocks
+ ##################################################
+ self.params = Qt.QTabWidget()
+ self.params_widget_0 = Qt.QWidget()
+ self.params_layout_0 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.params_widget_0)
+ self.params_grid_layout_0 = Qt.QGridLayout()
+ self.params_layout_0.addLayout(self.params_grid_layout_0)
+ self.params.addTab(self.params_widget_0, 'Channel')
+ self.params_widget_1 = Qt.QWidget()
+ self.params_layout_1 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.params_widget_1)
+ self.params_grid_layout_1 = Qt.QGridLayout()
+ self.params_layout_1.addLayout(self.params_grid_layout_1)
+ self.params.addTab(self.params_widget_1, 'Receiver')
+ self.top_grid_layout.addWidget(self.params)
+ self._timing_loop_bw_range = Range(0, 200e-3, 10e-3, 2 * 3.141592653589793 / 100, 200)
+ self._timing_loop_bw_win = RangeWidget(self._timing_loop_bw_range, self.set_timing_loop_bw, 'Time Bandwidth', "counter_slider", float)
+ self.params_grid_layout_0.addWidget(self._timing_loop_bw_win, 1, 1, 1, 1)
+ for r in range(1, 2):
+ self.params_grid_layout_0.setRowStretch(r, 1)
+ for c in range(1, 2):
+ self.params_grid_layout_0.setColumnStretch(c, 1)
+ self._time_offset_range = Range(0.999, 1.001, 0.0001, 1.0, 200)
+ self._time_offset_win = RangeWidget(self._time_offset_range, self.set_time_offset, 'Timing Offset', "counter_slider", float)
+ self.params_grid_layout_0.addWidget(self._time_offset_win, 0, 1, 1, 1)
+ for r in range(0, 1):
+ self.params_grid_layout_0.setRowStretch(r, 1)
+ for c in range(1, 2):
+ self.params_grid_layout_0.setColumnStretch(c, 1)
+ self._phase_bw_range = Range(0, 1, .01, 2 * 3.141592653589793 / 100, 200)
+ self._phase_bw_win = RangeWidget(self._phase_bw_range, self.set_phase_bw, 'Phase Bandwidth', "counter_slider", float)
+ self.params_grid_layout_1.addWidget(self._phase_bw_win, 1, 0, 1, 1)
+ for r in range(1, 2):
+ self.params_grid_layout_1.setRowStretch(r, 1)
+ for c in range(0, 1):
+ self.params_grid_layout_1.setColumnStretch(c, 1)
+ self._noise_volt_range = Range(0, 1, 0.01, 0.0001, 200)
+ self._noise_volt_win = RangeWidget(self._noise_volt_range, self.set_noise_volt, 'Noise Voltage', "counter_slider", float)
+ self.params_grid_layout_0.addWidget(self._noise_volt_win, 0, 0, 1, 1)
+ for r in range(0, 1):
+ self.params_grid_layout_0.setRowStretch(r, 1)
+ for c in range(0, 1):
+ self.params_grid_layout_0.setColumnStretch(c, 1)
+ self._freq_offset_range = Range(-100e-3, 100e-3, 1e-3, 0, 200)
+ self._freq_offset_win = RangeWidget(self._freq_offset_range, self.set_freq_offset, 'Frequency Offset', "counter_slider", float)
+ self.params_grid_layout_0.addWidget(self._freq_offset_win, 1, 0, 1, 1)
+ for r in range(1, 2):
+ self.params_grid_layout_0.setRowStretch(r, 1)
+ for c in range(0, 1):
+ self.params_grid_layout_0.setColumnStretch(c, 1)
+ self._eq_gain_range = Range(0, .1, .001, .01, 200)
+ self._eq_gain_win = RangeWidget(self._eq_gain_range, self.set_eq_gain, 'Equalizer Rate', "counter_slider", float)
+ self.params_grid_layout_1.addWidget(self._eq_gain_win, 0, 0, 1, 1)
+ for r in range(0, 1):
+ self.params_grid_layout_1.setRowStretch(r, 1)
+ for c in range(0, 1):
+ self.params_grid_layout_1.setColumnStretch(c, 1)
+ self.plots = Qt.QTabWidget()
+ self.plots_widget_0 = Qt.QWidget()
+ self.plots_layout_0 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.plots_widget_0)
+ self.plots_grid_layout_0 = Qt.QGridLayout()
+ self.plots_layout_0.addLayout(self.plots_grid_layout_0)
+ self.plots.addTab(self.plots_widget_0, 'Constellations')
+ self.plots_widget_1 = Qt.QWidget()
+ self.plots_layout_1 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.plots_widget_1)
+ self.plots_grid_layout_1 = Qt.QGridLayout()
+ self.plots_layout_1.addLayout(self.plots_grid_layout_1)
+ self.plots.addTab(self.plots_widget_1, 'Frequency')
+ self.plots_widget_2 = Qt.QWidget()
+ self.plots_layout_2 = Qt.QBoxLayout(Qt.QBoxLayout.TopToBottom, self.plots_widget_2)
+ self.plots_grid_layout_2 = Qt.QGridLayout()
+ self.plots_layout_2.addLayout(self.plots_grid_layout_2)
+ self.plots.addTab(self.plots_widget_2, 'Time')
+ self.top_grid_layout.addWidget(self.plots)
+ self.fadingui_datasource_0 = fadingui.datasource(vec_len=512, sock_addr='udp://', file_list=["./lena512color.tiff"])
+ self.digital_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(sps * 1.001, timing_loop_bw, rrc_taps, nfilts, nfilts/2, 1.5, sps)
+ self.digital_map_bb_0 = digital.map_bb([0, 1, 3, 2])
+ self.digital_diff_decoder_bb_0 = digital.diff_decoder_bb(4)
+ self.digital_costas_loop_cc_0 = digital.costas_loop_cc(phase_bw, 4, False)
+ self.digital_constellation_modulator_0 = digital.generic_mod(
+ constellation=const,
+ differential=True,
+ samples_per_symbol=sps,
+ pre_diff_code=True,
+ excess_bw=excess_bw,
+ verbose=False,
+ log=False)
+ self.digital_constellation_decoder_cb_0 = digital.constellation_decoder_cb(const)
+ self.digital_cma_equalizer_cc_0 = digital.cma_equalizer_cc(eq_ntaps, eq_mod, eq_gain, sps)
+ self.channels_channel_model_0 = channels.channel_model(
+ noise_voltage=noise_volt,
+ frequency_offset=freq_offset,
+ epsilon=time_offset,
+ taps=chn_taps,
+ noise_seed=0,
+ block_tags=False)
+ self.blocks_vector_to_stream_0 = blocks.vector_to_stream(gr.sizeof_char*1, 512)
+ self.blocks_throttle_0 = blocks.throttle(gr.sizeof_gr_complex*1, samp_rate,True)
+ self.blocks_null_sink_0 = blocks.null_sink(gr.sizeof_char*1)
+
+
+
+ ##################################################
+ # Connections
+ ##################################################
+ self.connect((self.blocks_throttle_0, 0), (self.channels_channel_model_0, 0))
+ self.connect((self.blocks_vector_to_stream_0, 0), (self.digital_constellation_modulator_0, 0))
+ self.connect((self.channels_channel_model_0, 0), (self.digital_pfb_clock_sync_xxx_0, 0))
+ self.connect((self.digital_cma_equalizer_cc_0, 0), (self.digital_costas_loop_cc_0, 0))
+ self.connect((self.digital_constellation_decoder_cb_0, 0), (self.digital_diff_decoder_bb_0, 0))
+ self.connect((self.digital_constellation_modulator_0, 0), (self.blocks_throttle_0, 0))
+ self.connect((self.digital_costas_loop_cc_0, 0), (self.digital_constellation_decoder_cb_0, 0))
+ self.connect((self.digital_diff_decoder_bb_0, 0), (self.digital_map_bb_0, 0))
+ self.connect((self.digital_map_bb_0, 0), (self.blocks_null_sink_0, 0))
+ self.connect((self.digital_pfb_clock_sync_xxx_0, 0), (self.digital_cma_equalizer_cc_0, 0))
+ self.connect((self.fadingui_datasource_0, 0), (self.blocks_vector_to_stream_0, 0))
+
+
+ def closeEvent(self, event):
+ self.settings = Qt.QSettings("GNU Radio", "qam_nogui")
+ self.settings.setValue("geometry", self.saveGeometry())
+ event.accept()
+
+ def get_sps(self):
+ return self.sps
+
+ def set_sps(self, sps):
+ self.sps = sps
+ self.set_rrc_taps(firdes.root_raised_cosine(self.nfilts, self.nfilts, 1.0/float(self.sps), self.excess_bw, 45*self.nfilts))
+
+ def get_nfilts(self):
+ return self.nfilts
+
+ def set_nfilts(self, nfilts):
+ self.nfilts = nfilts
+ self.set_rrc_taps(firdes.root_raised_cosine(self.nfilts, self.nfilts, 1.0/float(self.sps), self.excess_bw, 45*self.nfilts))
+
+ def get_excess_bw(self):
+ return self.excess_bw
+
+ def set_excess_bw(self, excess_bw):
+ self.excess_bw = excess_bw
+ self.set_rrc_taps(firdes.root_raised_cosine(self.nfilts, self.nfilts, 1.0/float(self.sps), self.excess_bw, 45*self.nfilts))
+
+ def get_timing_loop_bw(self):
+ return self.timing_loop_bw
+
+ def set_timing_loop_bw(self, timing_loop_bw):
+ self.timing_loop_bw = timing_loop_bw
+ self.digital_pfb_clock_sync_xxx_0.set_loop_bandwidth(self.timing_loop_bw)
+
+ def get_time_offset(self):
+ return self.time_offset
+
+ def set_time_offset(self, time_offset):
+ self.time_offset = time_offset
+ self.channels_channel_model_0.set_timing_offset(self.time_offset)
+
+ def get_samp_rate(self):
+ return self.samp_rate
+
+ def set_samp_rate(self, samp_rate):
+ self.samp_rate = samp_rate
+ self.blocks_throttle_0.set_sample_rate(self.samp_rate)
+
+ def get_rrc_taps(self):
+ return self.rrc_taps
+
+ def set_rrc_taps(self, rrc_taps):
+ self.rrc_taps = rrc_taps
+ self.digital_pfb_clock_sync_xxx_0.update_taps(self.rrc_taps)
+
+ def get_qam_const(self):
+ return self.qam_const
+
+ def set_qam_const(self, qam_const):
+ self.qam_const = qam_const
+
+ def get_phase_bw(self):
+ return self.phase_bw
+
+ def set_phase_bw(self, phase_bw):
+ self.phase_bw = phase_bw
+ self.digital_costas_loop_cc_0.set_loop_bandwidth(self.phase_bw)
+
+ def get_noise_volt(self):
+ return self.noise_volt
+
+ def set_noise_volt(self, noise_volt):
+ self.noise_volt = noise_volt
+ self.channels_channel_model_0.set_noise_voltage(self.noise_volt)
+
+ def get_freq_offset(self):
+ return self.freq_offset
+
+ def set_freq_offset(self, freq_offset):
+ self.freq_offset = freq_offset
+ self.channels_channel_model_0.set_frequency_offset(self.freq_offset)
+
+ def get_eq_ntaps(self):
+ return self.eq_ntaps
+
+ def set_eq_ntaps(self, eq_ntaps):
+ self.eq_ntaps = eq_ntaps
+
+ def get_eq_mod(self):
+ return self.eq_mod
+
+ def set_eq_mod(self, eq_mod):
+ self.eq_mod = eq_mod
+ self.digital_cma_equalizer_cc_0.set_modulus(self.eq_mod)
+
+ def get_eq_gain(self):
+ return self.eq_gain
+
+ def set_eq_gain(self, eq_gain):
+ self.eq_gain = eq_gain
+ self.digital_cma_equalizer_cc_0.set_gain(self.eq_gain)
+
+ def get_const(self):
+ return self.const
+
+ def set_const(self, const):
+ self.const = const
+
+ def get_chn_taps(self):
+ return self.chn_taps
+
+ def set_chn_taps(self, chn_taps):
+ self.chn_taps = chn_taps
+ self.channels_channel_model_0.set_taps(self.chn_taps)
+
+
+
+
+
+def main(top_block_cls=qam_nogui, options=None):
+ if gr.enable_realtime_scheduling() != gr.RT_OK:
+ print("Error: failed to enable real-time scheduling.")
+
+ if StrictVersion("4.5.0") <= StrictVersion(Qt.qVersion()) < StrictVersion("5.0.0"):
+ style = gr.prefs().get_string('qtgui', 'style', 'raster')
+ Qt.QApplication.setGraphicsSystem(style)
+ qapp = Qt.QApplication(sys.argv)
+
+ tb = top_block_cls()
+
+ tb.start()
+
+ tb.show()
+
+ def sig_handler(sig=None, frame=None):
+ Qt.QApplication.quit()
+
+ signal.signal(signal.SIGINT, sig_handler)
+ signal.signal(signal.SIGTERM, sig_handler)
+
+ timer = Qt.QTimer()
+ timer.start(500)
+ timer.timeout.connect(lambda: None)
+
+ def quitting():
+ tb.stop()
+ tb.wait()
+
+ qapp.aboutToQuit.connect(quitting)
+ qapp.exec_()
+
+if __name__ == '__main__':
+ main()