Ticket #1485: use-centre-freq.diff

libs/libmythtv/channelutil.cpp

@@ -74 +74 @@
             .arg(frequency).arg(modulation));
 
     // If transport is already present, skip insert
-    uint mplex = get_dtv_multiplex(
+    int mplex = get_dtv_multiplex(
         db_source_id,  sistandard,    frequency,
         // DVB specific
         transport_id,  network_id);
@@ -189 +189 @@
         if (cd.OtherFrequencyInUse())
         {
             QString modulation;
-            uint mux = ChannelUtil::GetMplexID(sourceid, tsid, netid);
-            freq     = ChannelUtil::GetTuningParams(mux, modulation);
+            int mux = ChannelUtil::GetMplexID(sourceid, tsid, netid);
+            if (mux != -1)
+                freq = ChannelUtil::GetTuningParams(mux, modulation);
         }
 
-        uint mux = ChannelUtil::CreateMultiplex(
+        int mux = ChannelUtil::CreateMultiplex(
             sourceid,            "dvb",
             freq,                 QString::null,
             // DVB specific