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/* 
 *
 * $Id: sourceheader 511311 2006-02-19 14:51:05Z trueg $
 * Copyright (C) 2006 Sebastian Trueg <trueg@k3b.org>
 *
 * This file is part of the K3b project.
 * Copyright (C) 1998-2007 Sebastian Trueg <trueg@k3b.org>
 *
 * This program 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.
 * See the file "COPYING" for the exact licensing terms.
 */

#ifndef _K3B_VIDEODVD_VIDEO_STREAM_H_
#define _K3B_VIDEODVD_VIDEO_STREAM_H_

#include <k3b_export.h>

namespace K3bVideoDVD
{
  enum VideoMPEGVersion {
    MPEG1 = 0,
    MPEG2 = 1
  };

  enum VideoFormat {
    VIDEO_FORMAT_NTSC = 0,
    VIDEO_FORMAT_PAL  = 1
  };

  enum VideoAspectRatio {
    VIDEO_ASPECT_RATIO_4_3  = 0,
    VIDEO_ASPECT_RATIO_16_9 = 1
  };

  enum VideoPermitedDf {
    VIDEO_PERMITTED_DF_BOTH        = 0,
    VIDEO_PERMITTED_DF_PAN_SCAN    = 1,
    VIDEO_PERMITTED_DF_LETTERBOXED = 2,
    VIDEO_PERMITTED_DF_UNSPECIFIED = 3
  };

  enum VideoBitRate {
    VIDEO_BITRATE_VARIABLE = 0,
    VIDEO_BITRATE_CONSTANT = 1
  };

  enum VideoPicureSize {
    VIDEO_PICTURE_SIZE_720   = 0,
    VIDEO_PICTURE_SIZE_704   = 1,
    VIDEO_PICTURE_SIZE_352   = 2,
    VIDEO_PICTURE_SIZE_352_2 = 3
  };

  class LIBK3B_EXPORT VideoStream
    {
    public:
      VideoStream() {}

      unsigned int permittedDf() const { return m_permittedDf; }
      unsigned int displayAspectRatio() const { return m_displayAspectRatio; }
      unsigned int format() const { return m_videoFormat; }
      unsigned int mpegVersion() const { return m_mpegVersion; }
      unsigned int filmMode() const { return m_filmMode; }
      unsigned int letterboxed() const { return m_letterboxed; }
      unsigned int pictureSize() const { return m_pictureSize; }
      unsigned int bitRate() const { return m_bitRate; }

      /**
       * The picture width of the video stream
       */
      unsigned int pictureWidth() const;

      /**
       * The picture height of the video stream
       */
      unsigned int pictureHeight() const;

      /**
       * The width of the "real" video after applying aspect ratio
       * correction
       */
      unsigned int realPictureWidth() const;

      /**
       * The height of the "real" video after applying aspect ratio
       * correction
       */
      unsigned int realPictureHeight() const;

    private:
      unsigned int m_permittedDf:2;
      unsigned int m_displayAspectRatio:2;
      unsigned int m_videoFormat:2;
      unsigned int m_mpegVersion:2;
      unsigned int m_filmMode:1;
      unsigned int m_letterboxed:1;
      unsigned int m_pictureSize:2;
      unsigned int m_bitRate:1;

      friend class VideoDVD;
    };
}

#endif