code: public int bitrate()
  	{
  		if (h_vbr == true)
  		{
  			return ((int) ((h_vbr_bytes * 8) / (ms_per_frame() * h_vbr_frames)))*1000;		
  		}
  		else
  		{
  			if (h_layer<=0)
  				return 0;
  			else
  				return bitrates[h_version][h_layer - 1][h_bitrate_index];
  		}
  	}
docs: Return Bitrate.
  @return bitrate in bps and average bitrate for VBR header