/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
 *            iso11172-3.h
 *
 *  Tue Sep  6 13:10:48 CEST 2005
 *  Copyright  2005 Bent Bisballe Nyeng
 *  deva@aasimon.org
 ****************************************************************************/

/*
 *  This file is part of MIaV.
 *
 *  MIaV is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  MIaV 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 General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with MIaV; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA.
 */
#ifndef __MIAV_ISO11172_3_H__
#define __MIAV_ISO11172_3_H__

namespace ISO11172_3 {
  ////////////////////////////////////////////////////
  // Types
  ////////////////////////////////////////////////////
  typedef struct {
    uint32_t emphasis:2;
    uint32_t original_home:1;
    uint32_t copyright:1;
    uint32_t mode_extension:2;
    uint32_t mode:2;
    uint32_t private_bit:1;
    uint32_t padding_bit:1;
    uint32_t sampling_frequency:2;
    uint32_t bitrate_index:4;
    uint32_t protection_bit:1;
    uint32_t layer:2;
    uint32_t ID:1;
    uint32_t syncword:12;
  } header;

  ////////////////////////////////////////////////////
  // Constants
  ////////////////////////////////////////////////////

  typedef enum {
    ID_RESERVED = 0,
    ID_MPEG = 1
  } IDs;

  typedef enum {
    LAYER_RESERVED = 0x00,
    LAYER_III = 0x01,
    LAYER_II = 0x10,
    LAYER_I = 0x11
  } layers;

  typedef enum {
    CRC_ON = 0,
    CRC_OFF = 1
  } crcs;
  
  typedef enum {
    MODE_STEREO = 0x00,
    MODE_JOINT_STEREO = 0x01,
    MODE_DUAL_CHANNEL = 0x10,
    MODE_SINGLE_CHANNEL = 0x11,
  } modes;

  ////////////////////////////////////////////////////
  // Methods
  ////////////////////////////////////////////////////
  
};

#endif/*__MIAV_ISO11172_3_H__*/