package org.jcodec.common;

import java.nio.ByteBuffer;
import org.jcodec.common.model.Picture;

public abstract class VideoDecoder {
  private byte[][] byteBuffer;
  
  public abstract Picture decodeFrame(ByteBuffer paramByteBuffer, byte[][] paramArrayOfbyte);
  
  public abstract VideoCodecMeta getCodecMeta(ByteBuffer paramByteBuffer);
  
  protected byte[][] getSameSizeBuffer(int[][] buffer) {
    if (this.byteBuffer == null || this.byteBuffer.length != buffer.length || (this.byteBuffer[0]).length != (buffer[0]).length)
      this.byteBuffer = ArrayUtil.create2D((buffer[0]).length, buffer.length); 
    return this.byteBuffer;
  }
  
  public VideoDecoder downscaled(int ratio) {
    if (ratio == 1)
      return this; 
    return null;
  }
  
  public void shutdownThreadPool() {}
}