comparison src/MatchVampPlugin.cpp @ 151:246de093f0f1 refactors

Make noise an option in the plugin: on by default, and therefore also switch on silence by default

     desc.description = "Total frame energy threshold below which a feature will be regarded as silent";
     desc.minValue = 0;
     desc.maxValue = 1;
     desc.defaultValue = m_defaultFcParams.silenceThreshold;
     desc.isQuantized = false;
+    list.push_back(desc);
+
+    desc.identifier = "noise";
+    desc.name = "Mix in Noise";
+    desc.description = "Whether to mix in a small constant white noise term when calculating feature distance. This can improve alignment against sources containing cleanly synthesised audio.";
+    desc.minValue = 0;
+    desc.maxValue = 1;
+    desc.defaultValue = (int)m_defaultDParams.noise;
+    desc.isQuantized = true;
+    desc.quantizeStep = 1;
     list.push_back(desc);
     
     desc.identifier = "gradientlimit";
     desc.name = "Gradient Limit";
     desc.description = "Limit of number of frames that will be accepted from one source without a frame from the other source being accepted";

         return (float)m_params.blockTime;
     } else if (name == "smooth") {
         return m_smooth ? 1.0 : 0.0;
     } else if (name == "silencethreshold") {
         return m_fcParams.silenceThreshold;
+    } else if (name == "noise") {
+        return m_dParams.noise;
     }
     
     return 0.0;
 }
 

         m_params.blockTime = value;
     } else if (name == "smooth") {
         m_smooth = (value > 0.5);
     } else if (name == "silencethreshold") {
         m_fcParams.silenceThreshold = value;
+    } else if (name == "noise") {
+        m_dParams.noise = (DistanceMetric::NoiseAddition)(int(value + 0.1));
     }
 }
 
 size_t
 MatchVampPlugin::getPreferredStepSize() const