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.analysis;
  
  import java.io.DataInput;
  import java.io.DataOutput;
  import java.io.IOException;
  
  import marytts.signalproc.window.Window;
  
  /**
   * Implements a structured header with file I/O functionality
   * for binary files that store frame based line spectral frequency vectors
   *
   * @author Oytun T&uumlrk
   */
  public class LsfFileHeader extends FeatureFileHeader {
      public float preCoef; //Preemphasis coefficient
      public int windowType; //Type of analysis window (See class marytts.signalproc.window.Window for details
      public boolean isBarkScaled; //Bark-scaled or not
  
      public LsfFileHeader() {
          super();
          preCoef = 0.0f;
          windowType = Window.HAMMING;
          isBarkScaled = false;
      }
  
      public LsfFileHeader(LsfFileHeader existingHeader) {
          super(existingHeader);
          preCoef = existingHeader.preCoef;
          windowType = existingHeader.windowType;
          isBarkScaled = existingHeader.isBarkScaled;
      }
  
      public LsfFileHeader(String lsfFile) {
          super(lsfFile);
  
          try {
              readHeader(lsfFile);
          } catch (IOException e) {
              // TODO Auto-generated catch block
              e.printStackTrace();
          }
      }
  
      public boolean isIdenticalAnalysisParams(LsfFileHeader hdr) {
          boolean bRet = super.isIdenticalAnalysisParams(hdr);
  
          if (!bRet)
              return false;
  
          if (this.preCoef != hdr.preCoef)
              return false;
          if (this.windowType != hdr.windowType)
              return false;
          if (this.isBarkScaled != hdr.isBarkScaled)
              return false;
  
          return bRet;
      }
  
      @Override
      public void readHeader(DataInput stream) throws IOException {
          if (stream != null) {
              super.readHeader(stream);
  
              preCoef = stream.readFloat();
              windowType = stream.readInt();
              isBarkScaled = stream.readBoolean();
          }
      }
  
      @Override
      public void writeHeader(DataOutput ler) throws IOException {
          super.writeHeader(ler);
          ler.writeFloat(preCoef);
          ler.writeInt(windowType);
          ler.writeBoolean(isBarkScaled);
      }
  }
  
  