Debug flag tested as functional on GNU Radio 3.8

examples/m17_streamer.grc

@@ -70,9 +70,9 @@ blocks:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [464, 80.0]
+    coordinate: [464, 88.0]
     rotation: 180
-    state: true
+    state: enabled
 - name: blocks_throttle_0
   id: blocks_throttle
   parameters:
@@ -89,7 +89,7 @@ blocks:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [352, 180.0]
+    coordinate: [352, 188.0]
     rotation: 0
     state: enabled
 - name: blocks_vector_source_x_0_2
@@ -110,7 +110,7 @@ blocks:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [128, 164.0]
+    coordinate: [128, 172.0]
     rotation: 0
     state: true
 - name: m17_m17_coder_0
@@ -119,6 +119,7 @@ blocks:
     affinity: ''
     alias: ''
     comment: ''
+    debug: 'False'
     dst_ip: 255.255.255.255
     maxoutbuf: '0'
     meta: META
@@ -139,15 +140,16 @@ blocks:
     affinity: ''
     alias: ''
     comment: ''
+    debug: 'True'
     maxoutbuf: '0'
     minoutbuf: '0'
   states:
     bus_sink: false
     bus_source: false
     bus_structure: null
-    coordinate: [608, 80.0]
+    coordinate: [608, 84.0]
     rotation: 180
-    state: true
+    state: enabled
 - name: note_0_2
   id: note
   parameters:
@@ -161,11 +163,92 @@ blocks:
     coordinate: [40, 180.0]
     rotation: 0
     state: true
+- name: qtgui_freq_sink_x_0
+  id: qtgui_freq_sink_x
+  parameters:
+    affinity: ''
+    alias: ''
+    alpha1: '1.0'
+    alpha10: '1.0'
+    alpha2: '1.0'
+    alpha3: '1.0'
+    alpha4: '1.0'
+    alpha5: '1.0'
+    alpha6: '1.0'
+    alpha7: '1.0'
+    alpha8: '1.0'
+    alpha9: '1.0'
+    autoscale: 'False'
+    average: '1.0'
+    axislabels: 'True'
+    bw: samp_rate
+    color1: '"blue"'
+    color10: '"dark blue"'
+    color2: '"red"'
+    color3: '"green"'
+    color4: '"black"'
+    color5: '"cyan"'
+    color6: '"magenta"'
+    color7: '"yellow"'
+    color8: '"dark red"'
+    color9: '"dark green"'
+    comment: ''
+    ctrlpanel: 'False'
+    fc: '0'
+    fftsize: '1024'
+    freqhalf: 'True'
+    grid: 'False'
+    gui_hint: ''
+    label: Relative Gain
+    label1: ''
+    label10: ''''''
+    label2: ''''''
+    label3: ''''''
+    label4: ''''''
+    label5: ''''''
+    label6: ''''''
+    label7: ''''''
+    label8: ''''''
+    label9: ''''''
+    legend: 'True'
+    maxoutbuf: '0'
+    minoutbuf: '0'
+    name: '""'
+    nconnections: '1'
+    showports: 'False'
+    tr_chan: '0'
+    tr_level: '0.0'
+    tr_mode: qtgui.TRIG_MODE_FREE
+    tr_tag: '""'
+    type: float
+    units: dB
+    update_time: '0.10'
+    width1: '1'
+    width10: '1'
+    width2: '1'
+    width3: '1'
+    width4: '1'
+    width5: '1'
+    width6: '1'
+    width7: '1'
+    width8: '1'
+    width9: '1'
+    wintype: firdes.WIN_BLACKMAN_hARRIS
+    ymax: '10'
+    ymin: '-140'
+  states:
+    bus_sink: false
+    bus_source: false
+    bus_structure: null
+    coordinate: [784, 192.0]
+    rotation: 0
+    state: true
 
 connections:
 - [blocks_throttle_0, '0', m17_m17_coder_0, '0']
 - [blocks_vector_source_x_0_2, '0', blocks_throttle_0, '0']
 - [m17_m17_coder_0, '0', m17_m17_decoder_0, '0']
+- [m17_m17_coder_0, '0', qtgui_freq_sink_x_0, '0']
 - [m17_m17_decoder_0, '0', blocks_null_sink_0, '0']
 
 metadata:

grc/m17_m17_coder.block.yml

@@ -23,19 +23,25 @@ parameters:
   label: Meta
   dtype: string
   default: 'helloworld'
+- id: debug
+  label: Debug
+  dtype: bool
+  default: 'False'
+  options: ['True','False']
 
 asserts:
     - ${type<256}
 
 templates:
   imports: import m17
-  make: m17.m17_coder(${src_ip},${dst_ip},${type},${meta},${samp_rate})
+  make: m17.m17_coder(${src_ip},${dst_ip},${type},${meta},${samp_rate},${debug})
   callbacks:
     - set_meta(${meta})
     - set_samp_rate(${samp_rate})
     - set_src_ip(${src_ip})
     - set_dst_ip(${dst_ip})
     - set_type(${type})
+    - set_debug(${debug})
 
 #  Make one 'inputs' list entry per input and one 'outputs' list entry per output.
 #  Keys include:

grc/m17_m17_decoder.block.yml

@@ -4,7 +4,10 @@ category: '[m17]'
 
 templates:
   imports: import m17
-  make: m17.m17_decoder()
+  make: m17.m17_decoder(${debug})
+  callbacks:
+    - set_debug(${debug})
+
 
 #  Make one 'inputs' list entry per input and one 'outputs' list entry per output.
 #  Keys include:
@@ -13,6 +16,15 @@ templates:
 #      * dtype (e.g. int, float, complex, byte, short, xxx_vector, ...)
 #      * vlen (optional - data stream vector length. Default is 1)
 #      * optional (optional - set to 1 for optional inputs. Default is 0)
+#
+
+parameters:
+- id: debug
+  label: Debug
+  dtype: bool
+  default: 'False'
+  options: ['True','False']
+
 inputs:
 - label: in
   domain: stream

include/m17/m17_coder.h

@@ -45,7 +45,7 @@ namespace gr {
        * class. m17::m17_coder::make is the public interface for
        * creating new instances.
        */
-       static sptr make(std::string src_id,std::string dst_id,short type,std::string meta,float samp_rate);
+       static sptr make(std::string src_id,std::string dst_id,short type,std::string meta,float samp_rate,bool debug);
        virtual void set_meta(std::string meta)=0;
        virtual void set_src_id(std::string src_id)=0;
        virtual void set_dst_id(std::string dst_id)=0;

include/m17/m17_decoder.h

@@ -45,7 +45,7 @@ namespace gr {
        * class. m17::m17_decoder::make is the public interface for
        * creating new instances.
        */
-      static sptr make();
+      static sptr make(bool debug);
       virtual void set_debug(bool debug)=0;
     };
 

lib/m17_coder_impl.h

@@ -35,7 +35,7 @@ private:
     short _type;
     int _got_lsf=0;
     uint16_t _fn=0;                      //16-bit Frame Number (for the stream mode)
-
+    bool _debug=false;
 
 public:
     void set_src_id(std::string meta);