content: /*******************************************************************************
   * Copyright 2011 See AUTHORS file.
   * 
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   * 
   *   http://www.apache.org/licenses/LICENSE-2.0
   * 
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   ******************************************************************************/
  
  package com.badlogic.gdx.audio;
  
  import com.badlogic.gdx.utils.Disposable;
  
  /** Encapsulates an audio device in 44.1khz mono or stereo mode. Use the {@link #writeSamples(float[], int, int)} and
   * {@link #writeSamples(short[], int, int)} methods to write float or 16-bit signed short PCM data directly to the audio device.
   * Stereo samples are interleaved in the order left channel sample, right channel sample. The {@link #dispose()} method must be
   * called when this AudioDevice is no longer needed.
   * 
   * @author badlogicgames@gmail.com */
  public interface AudioDevice extends Disposable {
  	/** @return whether this AudioDevice is in mono or stereo mode. */
  	public boolean isMono ();
  
  	/** Writes the array of 16-bit signed PCM samples to the audio device and blocks until they have been processed.
  	 * 
  	 * @param samples The samples.
  	 * @param offset The offset into the samples array
  	 * @param numSamples the number of samples to write to the device */
  	public void writeSamples (short[] samples, int offset, int numSamples);
  
  	/** Writes the array of float PCM samples to the audio device and blocks until they have been processed.
  	 * 
  	 * @param samples The samples.
  	 * @param offset The offset into the samples array
  	 * @param numSamples the number of samples to write to the device */
  	public void writeSamples (float[] samples, int offset, int numSamples);
  
  	/** @return the latency in samples. */
  	public int getLatency ();
  
  	/** Frees all resources associated with this AudioDevice. Needs to be called when the device is no longer needed. */
  	public void dispose ();
  }
  