F:/My Projects/LSEngine/Modules/LSImageLib/Src/Jpeg/LSIMct.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) 2001-2003, David Janssens
 * Copyright (c) 2002-2003, Yannick Verschueren
 * Copyright (c) 2003-2007, Francois-Olivier Devaux and Antonin Descampe
 * 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_MCT_H__
#define __LSI_MCT_H__

#include "../LSIImageLib.h"

namespace lsi {

        class CMct {
        public :
                // == Functions.
                static LSVOID LSE_CALL                                  mct_encode( LSINT32 * _pi32C0, LSINT32 * _pi32C1, LSINT32 * _pi32C2, LSINT32 _i32N );
                
                static LSVOID LSE_CALL                                  mct_decode( LSINT32 * _pi32C0, LSINT32 * _pi32C1, LSINT32 * _pi32C2, LSINT32 _i32N );
                
                static LSDOUBLE LSE_CALL                                mct_getnorm( LSINT32 _i32CompNo );

                static LSVOID LSE_CALL                                  mct_encode_real( LSINT32 * _pi32C0, LSINT32 * _pi32C1, LSINT32 * _pi32C2, LSINT32 _i32N );
                
                static LSVOID LSE_CALL                                  mct_decode_real( LSFLOAT * _pfC0, LSFLOAT * _pfC1, LSFLOAT * _pfC2, LSINT32 _i32N );
                
                static LSDOUBLE LSE_CALL                                mct_getnorm_real( LSINT32 _i32CompNo );


        protected :
                // == Members.
                static const LSDOUBLE                                   m_dNorms[3];

                static const LSDOUBLE                                   m_dNormsReal[3];
        };

}       // namespace lsi

#endif  // __LSI_MCT_H__