content: /**
   * Copyright 2007 DFKI GmbH.
   * All Rights Reserved.  Use is subject to license terms.
   * <p/>
   * This file is part of MARY TTS.
   * <p/>
   * MARY TTS is free software: you can redistribute it and/or modify
   * it under the terms of the GNU Lesser General Public License as published by
   * the Free Software Foundation, version 3 of the License.
   * <p/>
   * This program is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU Lesser General Public License for more details.
   * <p/>
   * You should have received a copy of the GNU Lesser General Public License
   * along with this program.  If not, see <http://www.gnu.org/licenses/>.
   */
  package marytts.signalproc.adaptation;
  
  
  /**
   * Baseline class for voice conversion training
   *
   * @author Oytun T&uumlrk
   */
  public class BaselineTrainer {
  
      public BaselinePreprocessor preprocessor;
      public BaselineFeatureExtractor featureExtractor;
  
      public BaselineTrainer(BaselinePreprocessor pp,
                             BaselineFeatureExtractor fe) {
          preprocessor = new BaselinePreprocessor(pp);
          featureExtractor = new BaselineFeatureExtractor(fe);
      }
  
      //This baseline version does nothing. Please implement functionality in derived classes.
      public boolean checkParams() {
          return true;
      }
  
      //This baseline version just returns identical target indices for each source entry
      //Note that the returned map contains smallest number of items in source and target training sets
      public int[] getIndexedMapping(BaselineAdaptationSet sourceTrainingSet, BaselineAdaptationSet targetTrainingSet) {
          int[] map = null;
          int numItems = Math.min(sourceTrainingSet.items.length, targetTrainingSet.items.length);
          if (numItems > 0) {
              map = new int[numItems];
              int i;
  
              for (i = 0; i < numItems; i++)
                  map[i] = i;
          }
  
          return map;
      }
  }
  
  