comparison runner/FeatureExtractionManager.cpp @ 203:08d492f861e9

More useful report when a transform is completely unknown to us

             if (!plugin) {
                 //!!! todo: handle non-Vamp plugins too, or make the main --list
                 // option print out only Vamp transforms
                 cerr << "ERROR: Failed to load plugin for transform \""
                      << transform.getIdentifier().toStdString() << "\"" << endl;
+                if (pb) {
+                    cerr << "NOTE: (A plugin was loaded, but apparently not a Vamp plugin)" << endl;
+                }
                 delete pb;
                 return false;
             }
             
             // We will provide the plugin with arbitrary step and

         }
     }
 
     Transform transform = tf->getDefaultTransformFor(transformId, m_sampleRate);
 
-    return addFeatureExtractor(transform, writers);
+    bool result = addFeatureExtractor(transform, writers);
+    if (!result) {
+        if (transform.getType() == Transform::UnknownType) {
+            cerr << "(Maybe mixed up filename with transform, or --transform with --default?)" << endl;
+        }
+    }
+    return result;
 }
 
 bool FeatureExtractionManager::addFeatureExtractorFromFile
 (QString transformXmlFile, const vector<FeatureWriter*> &writers)
 {