F:/My Projects/LSEngine/Modules/LSImageLib/Src/Jpeg/LSIJpt.h

/*
 * Copyright (c) 2002-2007, Communications and Remote Sensing Laboratory, Universite catholique de Louvain (UCL), Belgium
 * Copyright (c) 2002-2007, Professor Benoit Macq
 * Copyright (c) 2002-2003, Yannick Verschueren
 * Copyright (c) 2005, Herve Drolon, FreeImage Team
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS'
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */


#ifndef __LSI_JPT_H__
#define __LSI_JPT_H__

#include "../LSIImageLib.h"
#include "LSICio.h"
#include "LSIJpegCommonStructs.h"

namespace lsi {

        class CJpt {
        public :
                // == Types.
                typedef struct opj_jpt_msg_header_t {
                        LSUINT32                                                        Id;
                        LSUINT32                                                        last_byte;      
                        LSUINT32                                                        Class_Id;       
                        LSUINT32                                                        CSn_Id;
                        LSUINT32                                                        Msg_offset;
                        LSUINT32                                                        Msg_length;
                        LSUINT32                                                        Layer_nb;
                } * LPopj_jpt_msg_header_t, * const LPCopj_jpt_msg_header_t;


                // == Functions.
                static LSVOID LSE_CALL                                  jpt_init_msg_header( opj_jpt_msg_header_t * _pjmhHeader );

                static LSVOID LSE_CALL                                  jpt_read_msg_header( CJpegCommonStructs::opj_common_ptr _cpInfo, CCio::opj_cio_t * _pcCio, opj_jpt_msg_header_t * _pjmhHeader );


        protected :
                // == Functions.
                static LSUINT32 LSE_CALL                                ReadVbasInfo( CCio::opj_cio_t * _pcCio, LSUINT32 _ui32Value );

                static LSVOID LSE_CALL                                  ReInitMsgHeader( opj_jpt_msg_header_t * _pjmhHeader );

        };

}       // namespace lsi

#endif  // __LSI_JPT_H__