X-Git-Url: https://git.cweiske.de/enigma2.git/blobdiff_plain/c4801affcbcbd4304047386dbae16b97b9ccb28c..ffd007cb4f71a3c9f7d69339126cbe69f6b4ee63:/lib/dvb/frontend.cpp

diff --git a/lib/dvb/frontend.cpp b/lib/dvb/frontend.cpp
index 1067a017..a7f0c70e 100644
--- a/lib/dvb/frontend.cpp
+++ b/lib/dvb/frontend.cpp
@@ -195,7 +195,29 @@ RESULT eDVBFrontendParameters::calculateDifference(const iDVBFrontendParameters
 		return 0;
 	}
 	case iDVBFrontend::feCable:
+		eDVBFrontendParametersCable ocable;
+		if (parm->getDVBC(ocable))
+			return -2;
+		
+		if (cable.modulation != ocable.modulation && cable.modulation != eDVBFrontendParametersCable::Modulation::Auto && ocable.modulation != eDVBFrontendParametersCable::Modulation::Auto)
+			diff = 1 << 29;
+		else if (cable.inversion != ocable.inversion && cable.inversion != eDVBFrontendParametersCable::Inversion::Unknown && ocable.inversion != eDVBFrontendParametersCable::Inversion::Unknown)
+			diff = 1 << 28;
+		else
+		{
+			diff = abs(cable.frequency - ocable.frequency);
+			diff += abs(cable.symbol_rate - ocable.symbol_rate);
+		}
+		
+		return 0;
 	case iDVBFrontend::feTerrestrial:
+		eDVBFrontendParametersTerrestrial oterrestrial;
+		if (parm->getDVBT(oterrestrial))
+			return -2;
+		
+		diff = abs(terrestrial.frequency - oterrestrial.frequency);
+
+		return 0;
 	default:
 		return -1;
 	}