added debug info (weakout_counter)

lib/sync_decim_impl.cc

@@ -57,6 +57,7 @@ namespace gr {
           last_input=0;
           mode=COPY;
 	  dosync_counter=0;
+          weakout_counter=0;
         }
         /*
         * Our virtual destructor.
@@ -73,10 +74,13 @@ namespace gr {
           pmt::pmt_t meta = pmt::car(pdu);  // meta declares type 0:RDS, 1:sync/nosync
           pmt::pmt_t sync = pmt::cdr(pdu);
           if(1L==pmt::to_long(meta) && pmt::eqv(sync,pmt::PMT_F)){
-            lout<< "entered nosync"<<std::endl;
+            lout<< "switched to copy"<<std::endl;
-            lout<<"mode: "<<mode<<std::endl;
+            //lout<<"mode: "<<mode<<std::endl;
             mode=COPY;
             lout<<"mode: "<<mode<<std::endl;
+            //lout<<"weakout_counter:"<<weakout_counter<<std::endl;
+            //weakout_counter=0;
+            //outbit_counter=0;
           }
         }
         
@@ -88,7 +92,12 @@ namespace gr {
         {
           const float *in = (const float *) input_items[0];
           float *out = (float *) output_items[0];
-          
+          if(outbit_counter>1000){
+            outbit_counter=0;
+            weakout_counter=0;
+            lout<<"mode: "<<mode<<std::endl;
+            lout<<"weakout_counter:"<<weakout_counter<<std::endl;
+          }
           for (int i = 0; i < noutput_items; i++) {
             if(mode==COPY){
               out[i]=in[DECIM*i];
@@ -102,12 +111,16 @@ namespace gr {
             else if(mode==NOSKIP){
               out[i]=in[DECIM*i]-in[DECIM*i+1];
             }
+            //lout<<std::fixed << std::setprecision(3)<<out[i]<<".";
+            if(mode!=COPY and std::abs(out[i])<threshold){
+              weakout_counter++;
+            }
           }
           last_input=in[(noutput_items-1)*DECIM+1];//to use for next iteration of work
           //lout<<noutput_items<<std::endl;
           
           /*synchronize:*/
-          if(mode==COPY and dosync_counter==SYNC_COUNTER_MAX){
+          if(mode==COPY and dosync_counter>=SYNC_COUNTER_MAX){
 	    dosync_counter=0;
             float out_noskip;
             float out_skip;
@@ -132,23 +145,22 @@ namespace gr {
                 //lout<<"\t,out_skip:"<<out_skip<<std::endl;
                 
               }
-              if (skip_is_better_counter>6){
+              if (skip_is_better_counter>3){//2017-05-02 lowered from 6
                 mode=SKIP;
                 lout<<"switched to skip"<< std::endl;
               }
-              else if (skip_is_better_counter<-6){
+              else if (skip_is_better_counter<-3){
                 mode=NOSKIP;
                 lout<<"switched to noskip"<< std::endl;
               }
             }
-	    else if(mode==COPY){
+          }
+	  else if(mode==COPY){
 	      dosync_counter++;
-	      }
           }
           
-          
-          
           // Tell runtime system how many output items we produced.
+          outbit_counter+=noutput_items;
           return noutput_items;
         }/*end of work*/
   } /* namespace multirds */

lib/sync_decim_impl.h

@@ -47,6 +47,8 @@ namespace gr {
       unsigned int skip;
       void parse_ctrl_msg(pmt::pmt_t pdu);
       int dosync_counter;
+      int weakout_counter;
+      int outbit_counter;
     };
 
   } // namespace multirds