www.pudn.com > jlayermp3midlet.rar > SampleBuffer.java

/** 
 *----------------------------------------------------------------------- 
 *   This program is free software; you can redistribute it and/or modify 
 *   it under the terms of the GNU Library General Public License as published 
 *   by the Free Software Foundation; either version 2 of the License,or 
 *   (at your option) any later version. 
 * 
 *   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 Library General Public License for more details. 
 * 
 *   You should have received a copy of the GNU Library General Public 
 *   License along with this program; if not,write to the Free Software 
 *   Foundation,Inc.,675 Mass Ave,Cambridge,MA 02139,USA. 
 *---------------------------------------------------------------------- 
 */ 
package javazoom.jlme.decoder; 
 
 
public class SampleBuffer { 
  public final static int OBUFFERSIZE = 4 * 1152; 
  public final static int MAXCHANNELS = 2; 
  private final byte[] buffer = new byte[OBUFFERSIZE]; 
  private final int[] bufferp = new int[MAXCHANNELS]; 
  private int channels; 
  private int frequency; 
 
  public SampleBuffer(int sample_frequency,int number_of_channels) { 
    channels = (number_of_channels == 1) ? 1 : 3; 
    frequency = sample_frequency; 
    bufferp[0] = 0; 
    bufferp[1] = 2; 
  } 
 
  public final int getBufferIndex(int channel) { 
    return bufferp[channel]; 
  } 
 
  public final void setBufferIndex(int channel,int index) { 
    bufferp[channel] = index; 
  } 
 
  public final int getBufferChannelCount() { 
    return channels; 
  } 
 
  public int getChannelCount() { 
    return (channels == 1) ? 1 : 2; 
  } 
 
  public int getSampleFrequency() { 
    return this.frequency; 
  } 
 
  public byte[] getBuffer() { 
    return this.buffer; 
  } 
 
  public int size() { 
    return this.bufferp[0]; 
  } 
 
  public void clear() { 
    bufferp[0] = 0; 
    bufferp[1] = 2; 
  } 
}