Test UDP connection on sink block

Can be tested locally with: netcat -l4kuv localhost 31415

4 files changed, 20 insertions, 5 deletions

diff --git a/src/gr-fadingui/grc/fadingui_dearpygui_sink.block.yml b/src/gr-fadingui/grc/fadingui_dearpygui_sink.block.yml
index 3712be4..dbe6198 100644
--- a/src/gr-fadingui/grc/fadingui_dearpygui_sink.block.yml
+++ b/src/gr-fadingui/grc/fadingui_dearpygui_sink.block.yml
@@ -4,7 +4,7 @@ category: '[fadingui]'
 
 templates:
   imports: import fadingui
-  make: fadingui.dearpygui_sink()
+  make: fadingui.dearpygui_sink(sock_addr=${sock_addr}, ui_element_id=${ui_element_id})
 
 #  Make one 'parameters' list entry for every parameter you want settable from the GUI.
 #     Keys include:
diff --git a/src/gr-fadingui/python/dearpygui_sink.py b/src/gr-fadingui/python/dearpygui_sink.py
index 2b8e9fb..353f2d9 100644
--- a/src/gr-fadingui/python/dearpygui_sink.py
+++ b/src/gr-fadingui/python/dearpygui_sink.py
@@ -19,6 +19,8 @@
 # Boston, MA 02110-1301, USA.
 #
 
+import socket
+from urllib.parse import urlparse
 
 import numpy as np
 from gnuradio import gr
@@ -27,15 +29,24 @@ class dearpygui_sink(gr.sync_block):
     """
     docstring for block dearpygui_sink
     """
-    def __init__(self):
+    def __init__(self, sock_addr, ui_element_id):
         gr.sync_block.__init__(self,
             name="dearpygui_sink",
             in_sig=[np.complex64],
             out_sig=None)
 
+        # sockets
+        self.socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+        self.srv = urlparse(sock_addr)
+
+    def send(self, value):
+        data = bytes(repr(value), "ascii")
+        sent = self.socket.sendto(data, (self.srv.hostname, self.srv.port))
+
+        return len(data) == sent
 
     def work(self, input_items, output_items):
         in0 = input_items[0]
-        # <+signal processing here+>
+        self.send(in0)
         return len(input_items[0])
 
diff --git a/tests/fadingui/QAM/qam_nogui.grc b/tests/fadingui/QAM/qam_nogui.grc
index be2f20a..bb7bf08 100644
--- a/tests/fadingui/QAM/qam_nogui.grc
+++ b/tests/fadingui/QAM/qam_nogui.grc
@@ -480,6 +480,8 @@ blocks:
     affinity: ''
     alias: ''
     comment: ''
+    sock_addr: udp://localhost:31415
+    ui_element_id: '0'
   states:
     bus_sink: false
     bus_source: false
diff --git a/tests/fadingui/QAM/qam_nogui.py b/tests/fadingui/QAM/qam_nogui.py
index 0a3fe02..e9aa15b 100755
--- a/tests/fadingui/QAM/qam_nogui.py
+++ b/tests/fadingui/QAM/qam_nogui.py
@@ -52,8 +52,9 @@ class qam_nogui(gr.top_block):
         ##################################################
         # Blocks
         ##################################################
+        self.fadingui_dearpygui_sink_0 = fadingui.dearpygui_sink(sock_addr='udp://localhost:31415', ui_element_id=0)
         self.fadingui_datasource_0 = fadingui.datasource(vec_len=2037, header_len=11, 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_pfb_clock_sync_xxx_0 = digital.pfb_clock_sync_ccf(sps, timing_loop_bw, rrc_taps, nfilts, nfilts/2, 1.5, 1)
         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)
@@ -66,7 +67,7 @@ class qam_nogui(gr.top_block):
             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.digital_cma_equalizer_cc_0 = digital.cma_equalizer_cc(eq_ntaps, eq_mod, eq_gain, 1)
         self.channels_channel_model_0 = channels.channel_model(
             noise_voltage=noise_volt,
             frequency_offset=freq_offset,
@@ -90,6 +91,7 @@ class qam_nogui(gr.top_block):
         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_costas_loop_cc_0, 0), (self.fadingui_dearpygui_sink_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))