/*
 * FreeImage graphic library low level (client api) interface code.
 *
 * Copyright 2005 Francesco Saverio Giudice <info@fsgiudice.com>
 * Copyright 2012 Viktor Szakats (vszakats.net/harbour)
 *
 * 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, or (at your option)
 * any later version.
 *
 * This program 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 this program; see the file LICENSE.txt.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301 USA (or visit https://www.gnu.org/licenses/).
 *
 * As a special exception, the Harbour Project gives permission for
 * additional uses of the text contained in its release of Harbour.
 *
 * The exception is that, if you link the Harbour libraries with other
 * files to produce an executable, this does not by itself cause the
 * resulting executable to be covered by the GNU General Public License.
 * Your use of that executable is in no way restricted on account of
 * linking the Harbour library code into it.
 *
 * This exception does not however invalidate any other reasons why
 * the executable file might be covered by the GNU General Public License.
 *
 * This exception applies only to the code released by the Harbour
 * Project under the name Harbour.  If you copy code from other
 * Harbour Project or Free Software Foundation releases into a copy of
 * Harbour, as the General Public License permits, the exception does
 * not apply to the code that you add in this way.  To avoid misleading
 * anyone as to the status of such modified files, you must delete
 * this exception notice from them.
 *
 * If you write modifications of your own for Harbour, it is your choice
 * whether to permit this exception to apply to your modifications.
 * If you do not wish that, delete this exception notice.
 *
 */

/* FIXME: To use strings (or other solutions) for remaining raw pointers. */

#include "hbapi.h"
#include "hbapiitm.h"
#include "hbapierr.h"
#include "hbstack.h"
#include "hbvm.h"

#if defined( HB_OS_WIN )
#  include <windows.h>
#  if ! defined( _WINDOWS_ )
#     define _WINDOWS_
#  endif
#endif

#include "FreeImage.h"

#define hb_fi_retl( x )  hb_retl( x ? HB_TRUE : HB_FALSE )
#define hb_fi_parl( x )  ( hb_parl( x ) ? TRUE : FALSE )

/* Error callback */

typedef struct
{
   PHB_ITEM pErrorCallback;
} HB_FI_ERROR;

static void hb_fi_error_init( void * cargo )
{
   HB_FI_ERROR * pError = ( HB_FI_ERROR * ) cargo;

   pError->pErrorCallback = NULL;
}

static void hb_fi_error_release( void * cargo )
{
   HB_FI_ERROR * pError = ( HB_FI_ERROR * ) cargo;

   if( pError->pErrorCallback )
      hb_itemRelease( pError->pErrorCallback );
}

static HB_TSD_NEW( s_fi_error,
                   sizeof( HB_FI_ERROR ),
                   hb_fi_error_init,
                   hb_fi_error_release );

/* HB_FIBITMAP API */

typedef struct
{
   FIBITMAP * dib;
   HB_BOOL    fFree;
} HB_FIBITMAP, * PHB_FIBITMAP;

static PHB_FIBITMAP PHB_FIBITMAP_create( FIBITMAP * dib, HB_BOOL fFree )
{
   PHB_FIBITMAP hb_dib = ( PHB_FIBITMAP ) hb_xgrab( sizeof( HB_FIBITMAP ) );

   hb_dib->dib   = dib;
   hb_dib->fFree = fFree;

   return hb_dib;
}

static void PHB_FIBITMAP_free( PHB_FIBITMAP hb_dib )
{
   if( hb_dib->fFree )
      FreeImage_Unload( hb_dib->dib );

   hb_xfree( hb_dib );
}

/* HB_FIBITMAP GC handler */

/* FIBITMAP destructor, it's executed automatically */
static HB_GARBAGE_FUNC( hb_FIBITMAP_Destructor )
{
   /* Retrieve image pointer holder */
   HB_FIBITMAP ** ptr = ( HB_FIBITMAP ** ) Cargo;

   /* Check if pointer is not NULL to avoid multiple freeing */
   if( *ptr )
   {
      PHB_FIBITMAP_free( *ptr );

      /* set pointer to NULL to avoid multiple freeing */
      *ptr = NULL;
   }
}

static const HB_GC_FUNCS s_gcFIBITMAPFuncs =
{
   hb_FIBITMAP_Destructor,
   hb_gcDummyMark
};

static FIBITMAP * hb_FIBITMAP_par( int iParam )
{
   HB_FIBITMAP ** ptr = ( HB_FIBITMAP ** ) hb_parptrGC( &s_gcFIBITMAPFuncs, iParam );

   return ptr ? ( *ptr )->dib : NULL;
}

static void * hb_FIBITMAP_is( int iParam )
{
   HB_FIBITMAP ** ptr = ( HB_FIBITMAP ** ) hb_parptrGC( &s_gcFIBITMAPFuncs, iParam );

   return ptr ? ( *ptr )->dib : NULL;
}

static void hb_FIBITMAP_ret( FIBITMAP * dib, HB_BOOL fFree )
{
   HB_FIBITMAP ** ptr = ( HB_FIBITMAP ** ) hb_gcAllocate( sizeof( HB_FIBITMAP * ),
                                                          &s_gcFIBITMAPFuncs );

   *ptr = PHB_FIBITMAP_create( dib, fFree );

   hb_retptrGC( ( void * ) ptr );
}

/* FIMULTIBITMAP GC handler */

/* FIMULTIBITMAP destructor, it's executed automatically */
static HB_GARBAGE_FUNC( hb_FIMULTIBITMAP_Destructor )
{
   /* Retrieve image pointer holder */
   FIMULTIBITMAP ** ptr = ( FIMULTIBITMAP ** ) Cargo;

   /* Check if pointer is not NULL to avoid multiple freeing */
   if( *ptr )
      /* set pointer to NULL to avoid multiple freeing */
      *ptr = NULL;
}

static const HB_GC_FUNCS s_gcFIMULTIBITMAPFuncs =
{
   hb_FIMULTIBITMAP_Destructor,
   hb_gcDummyMark
};

static FIMULTIBITMAP * hb_FIMULTIBITMAP_par( int iParam )
{
   FIMULTIBITMAP ** ptr = ( FIMULTIBITMAP ** ) hb_parptrGC( &s_gcFIMULTIBITMAPFuncs, iParam );

   return ptr ? *ptr : NULL;
}

static void * hb_FIMULTIBITMAP_is( int iParam )
{
   return hb_parptrGC( &s_gcFIMULTIBITMAPFuncs, iParam );
}

static void hb_FIMULTIBITMAP_ret( FIMULTIBITMAP * bitmap )
{
   FIMULTIBITMAP ** ptr = ( FIMULTIBITMAP ** ) hb_gcAllocate( sizeof( FIMULTIBITMAP * ),
                                                              &s_gcFIMULTIBITMAPFuncs );

   *ptr = bitmap;

   hb_retptrGC( ( void * ) ptr );
}

/* ************************* WRAPPED FUNCTIONS ****************************** */

/* Init / Error routines */
/* --------------------- */

HB_FUNC( FI_INITIALISE )
{
   FreeImage_Initialise( hb_fi_parl( 1 ) /* load_local_plugins_only */ );
}

HB_FUNC( FI_DEINITIALISE )
{
   FreeImage_DeInitialise();
}

/* Version routines */
/* ---------------- */

HB_FUNC( FI_GETVERSION )
{
   hb_retc( FreeImage_GetVersion() );
}

HB_FUNC( FI_GETCOPYRIGHTMESSAGE )
{
   hb_retc( FreeImage_GetCopyrightMessage() );
}

/* Message output functions */
/* ------------------------ */

/* DLL_API void DLL_CALLCONV FreeImage_OutputMessageProc(int fif, const char *fmt, ...); */

/* typedef void (*FreeImage_OutputMessageFunction)(FREE_IMAGE_FORMAT fif, const char *msg); */

static void FreeImageErrorHandler( FREE_IMAGE_FORMAT fif, const char * message )
{
   HB_FI_ERROR * pError = ( HB_FI_ERROR * ) hb_stackGetTSD( &s_fi_error );

   if( pError )
   {
      PHB_ITEM pErrorCallback = pError->pErrorCallback;

      if( pErrorCallback && hb_vmRequestReenter() )
      {
         const char * format = FreeImage_GetFormatFromFIF( fif );

         hb_vmPushEvalSym();
         hb_vmPush( pErrorCallback );
         hb_vmPushString( format, strlen( format ) );
         hb_vmPushString( message, strlen( message ) );
         hb_vmSend( 2 );

         hb_vmRequestRestore();
      }
   }
}

/* DLL_API void DLL_CALLCONV FreeImage_SetOutputMessage(FreeImage_OutputMessageFunction omf); */
/* implementation: void FreeImage_SetOutputMessage( pFunctionPointer ) */
HB_FUNC( FI_SETOUTPUTMESSAGE )
{
   if( HB_ISBLOCK( 1 ) || HB_ISSYMBOL( 1 ) )
   {
      HB_FI_ERROR * pError = ( HB_FI_ERROR * ) hb_stackGetTSD( &s_fi_error );

      if( pError->pErrorCallback )
         hb_itemRelease( pError->pErrorCallback );
      pError->pErrorCallback = hb_itemNew( hb_param( 1, HB_IT_BLOCK | HB_IT_SYMBOL ) );

      FreeImage_SetOutputMessage( FreeImageErrorHandler );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* Allocate / Clone / Unload routines */
/* ---------------------------------- */

/* DLL_API FIBITMAP *DLL_CALLCONV FreeImage_Allocate(int width, int height, int bpp, unsigned red_mask FI_DEFAULT(0), unsigned green_mask FI_DEFAULT(0), unsigned blue_mask FI_DEFAULT(0)); */
HB_FUNC( FI_ALLOCATE )
{
   if( HB_ISNUM( 1 ) &&
       HB_ISNUM( 2 ) &&
       HB_ISNUM( 3 ) )
   {
      int      width      = hb_parni( 1 );
      int      height     = hb_parni( 2 );
      int      bpp        = hb_parni( 3 );
      unsigned red_mask   = ( unsigned ) hb_parni( 4 );
      unsigned green_mask = ( unsigned ) hb_parni( 5 );
      unsigned blue_mask  = ( unsigned ) hb_parni( 6 );

      hb_FIBITMAP_ret( FreeImage_Allocate( width, height, bpp, red_mask, green_mask, blue_mask ), HB_TRUE );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API FIBITMAP *DLL_CALLCONV FreeImage_AllocateT(FREE_IMAGE_TYPE type, int width, int height, int bpp FI_DEFAULT(8), unsigned red_mask FI_DEFAULT(0), unsigned green_mask FI_DEFAULT(0), unsigned blue_mask FI_DEFAULT(0)); */
HB_FUNC( FI_ALLOCATET )
{
   if( HB_ISNUM( 1 ) &&
       HB_ISNUM( 2 ) &&
       HB_ISNUM( 3 ) )
   {
      FREE_IMAGE_TYPE type = ( FREE_IMAGE_TYPE ) hb_parni( 1 );
      int      width       = hb_parni( 2 );
      int      height      = hb_parni( 3 );
      int      bpp         = hb_parni( 3 );
      unsigned red_mask    = ( unsigned ) hb_parni( 4 );
      unsigned green_mask  = ( unsigned ) hb_parni( 5 );
      unsigned blue_mask   = ( unsigned ) hb_parni( 6 );

      hb_FIBITMAP_ret( FreeImage_AllocateT( type, width, height, bpp, red_mask, green_mask, blue_mask ), HB_TRUE );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API FIBITMAP * DLL_CALLCONV FreeImage_Clone(FIBITMAP *dib); */
HB_FUNC( FI_CLONE )
{
   if( hb_FIBITMAP_is( 1 ) )
   {
      FIBITMAP * fiClonePtr = FreeImage_Clone( hb_FIBITMAP_par( 1 ) );

      if( fiClonePtr )
         hb_FIBITMAP_ret( fiClonePtr, HB_TRUE );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

#if defined( HB_LEGACY_LEVEL4 )

HB_FUNC( FI_UNLOAD )
{
}

#endif

/* Load / Save routines */
/* -------------------- */

/* DLL_API FIBITMAP *DLL_CALLCONV FreeImage_LoadFromMemory(FREE_IMAGE_FORMAT fif, FIMEMORY *stream, int flags FI_DEFAULT(0)); */
/* DLL_API FIMEMORY *DLL_CALLCONV FreeImage_OpenMemory(BYTE *data FI_DEFAULT(0), DWORD size_in_bytes FI_DEFAULT(0)); */
/* DLL_API void DLL_CALLCONV FreeImage_CloseMemory(FIMEMORY *stream); */
HB_FUNC( FI_LOADFROMMEMORY )
{
   if( HB_ISNUM( 1 ) &&
       HB_ISCHAR( 2 ) &&
       HB_ISNUM( 3 ) )
   {
      FREE_IMAGE_FORMAT fif     = ( FREE_IMAGE_FORMAT ) hb_parni( 1 );
      const char *      szImage = hb_parc( 2 );
      int flags = hb_parni( 3 );

      FIMEMORY * stream = FreeImage_OpenMemory( ( BYTE * ) HB_UNCONST( szImage ), ( DWORD ) hb_parclen( 2 ) );
      FIBITMAP * dib    = FreeImage_LoadFromMemory( fif, stream, flags );
      FreeImage_CloseMemory( stream );

      if( dib )
         hb_FIBITMAP_ret( dib, HB_TRUE );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API FIBITMAP *DLL_CALLCONV FreeImage_Load(FREE_IMAGE_FORMAT fif, const char *filename, int flags FI_DEFAULT(0)); */
HB_FUNC( FI_LOAD )
{
   if( HB_ISNUM( 1 ) &&
       HB_ISCHAR( 2 ) &&
       HB_ISNUM( 3 ) )
   {
      FREE_IMAGE_FORMAT fif      = ( FREE_IMAGE_FORMAT ) hb_parni( 1 );
      const char *      filename = hb_parc( 2 );
      int flags = hb_parni( 3 );

      FIBITMAP * dib = FreeImage_Load( fif, filename, flags );

      if( dib )
         hb_FIBITMAP_ret( dib, HB_TRUE );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API FIBITMAP *DLL_CALLCONV FreeImage_LoadU(FREE_IMAGE_FORMAT fif, const wchar_t *filename, int flags FI_DEFAULT(0)); */
/* DLL_API FIBITMAP *DLL_CALLCONV FreeImage_LoadFromHandle(FREE_IMAGE_FORMAT fif, FreeImageIO *io, fi_handle handle, int flags FI_DEFAULT(0)); */

/* DLL_API BOOL DLL_CALLCONV FreeImage_Save(FREE_IMAGE_FORMAT fif, FIBITMAP *dib, const char *filename, int flags FI_DEFAULT(0)); */
HB_FUNC( FI_SAVE )
{
   if( HB_ISNUM( 1 ) &&
       hb_FIBITMAP_is( 2 ) &&
       HB_ISCHAR( 3 ) &&
       HB_ISNUM( 4 ) )
   {
      FREE_IMAGE_FORMAT fif      = ( FREE_IMAGE_FORMAT ) hb_parni( 1 );
      FIBITMAP *        dib      = hb_FIBITMAP_par( 2 );
      const char *      filename = hb_parc( 3 );
      int flags = hb_parni( 4 );

      hb_fi_retl( FreeImage_Save( fif, dib, filename, flags ) );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API BOOL DLL_CALLCONV FreeImage_SaveU(FREE_IMAGE_FORMAT fif, FIBITMAP *dib, const wchar_t *filename, int flags FI_DEFAULT(0)); */
/* DLL_API BOOL DLL_CALLCONV FreeImage_SaveToHandle(FREE_IMAGE_FORMAT fif, FIBITMAP *dib, FreeImageIO *io, fi_handle handle, int flags FI_DEFAULT(0)); */

/* Memory I/O stream routines */
/* -------------------------- */

/*
   DLL_API FIMEMORY *DLL_CALLCONV FreeImage_OpenMemory(BYTE *data FI_DEFAULT(0), DWORD size_in_bytes FI_DEFAULT(0));
   DLL_API void DLL_CALLCONV FreeImage_CloseMemory(FIMEMORY *stream);
   DLL_API FIBITMAP *DLL_CALLCONV FreeImage_LoadFromMemory(FREE_IMAGE_FORMAT fif, FIMEMORY *stream, int flags FI_DEFAULT(0));
   DLL_API BOOL DLL_CALLCONV FreeImage_SaveToMemory(FREE_IMAGE_FORMAT fif, FIBITMAP *dib, FIMEMORY *stream, int flags FI_DEFAULT(0));
   DLL_API long DLL_CALLCONV FreeImage_TellMemory(FIMEMORY *stream);
   DLL_API BOOL DLL_CALLCONV FreeImage_SeekMemory(FIMEMORY *stream, long offset, int origin);
   DLL_API BOOL DLL_CALLCONV FreeImage_AcquireMemory(FIMEMORY *stream, BYTE **data, DWORD *size_in_bytes);
 */

/* Plugin Interface */
/* ---------------- */

/*
   DLL_API FREE_IMAGE_FORMAT DLL_CALLCONV FreeImage_RegisterLocalPlugin(FI_InitProc proc_address, const char *format FI_DEFAULT(0), const char *description FI_DEFAULT(0), const char *extension FI_DEFAULT(0), const char *regexpr FI_DEFAULT(0));
   DLL_API FREE_IMAGE_FORMAT DLL_CALLCONV FreeImage_RegisterExternalPlugin(const char *path, const char *format FI_DEFAULT(0), const char *description FI_DEFAULT(0), const char *extension FI_DEFAULT(0), const char *regexpr FI_DEFAULT(0));
   DLL_API int DLL_CALLCONV FreeImage_GetFIFCount(void);
   DLL_API int DLL_CALLCONV FreeImage_SetPluginEnabled(FREE_IMAGE_FORMAT fif, BOOL enable);
   DLL_API int DLL_CALLCONV FreeImage_IsPluginEnabled(FREE_IMAGE_FORMAT fif);
   DLL_API FREE_IMAGE_FORMAT DLL_CALLCONV FreeImage_GetFIFFromFormat(const char *format);
   DLL_API FREE_IMAGE_FORMAT DLL_CALLCONV FreeImage_GetFIFFromMime(const char *mime);
   DLL_API const char *DLL_CALLCONV FreeImage_GetFormatFromFIF(FREE_IMAGE_FORMAT fif);
   DLL_API const char *DLL_CALLCONV FreeImage_GetFIFExtensionList(FREE_IMAGE_FORMAT fif);
   DLL_API const char *DLL_CALLCONV FreeImage_GetFIFDescription(FREE_IMAGE_FORMAT fif);
   DLL_API const char *DLL_CALLCONV FreeImage_GetFIFRegExpr(FREE_IMAGE_FORMAT fif);
   DLL_API const char *DLL_CALLCONV FreeImage_GetFIFMimeType(FREE_IMAGE_FORMAT fif);
   DLL_API FREE_IMAGE_FORMAT DLL_CALLCONV FreeImage_GetFIFFromFilename(const char *filename);
   DLL_API FREE_IMAGE_FORMAT DLL_CALLCONV FreeImage_GetFIFFromFilenameU(const wchar_t *filename);
   DLL_API BOOL DLL_CALLCONV FreeImage_FIFSupportsReading(FREE_IMAGE_FORMAT fif);
   DLL_API BOOL DLL_CALLCONV FreeImage_FIFSupportsWriting(FREE_IMAGE_FORMAT fif);
   DLL_API BOOL DLL_CALLCONV FreeImage_FIFSupportsExportBPP(FREE_IMAGE_FORMAT fif, int bpp);
   DLL_API BOOL DLL_CALLCONV FreeImage_FIFSupportsExportType(FREE_IMAGE_FORMAT fif, FREE_IMAGE_TYPE type);
   DLL_API BOOL DLL_CALLCONV FreeImage_FIFSupportsICCProfiles(FREE_IMAGE_FORMAT fif);
 */

/* Multipaging interface */
/* --------------------- */

/* DLL_API FIMULTIBITMAP * DLL_CALLCONV FreeImage_OpenMultiBitmap(FREE_IMAGE_FORMAT fif, const char *filename, BOOL create_new, BOOL read_only, BOOL keep_cache_in_memory FI_DEFAULT(FALSE), int flags FI_DEFAULT(0)); */
HB_FUNC( FI_OPENMULTIBITMAP )
{
   if( HB_ISNUM( 1 ) &&
       HB_ISCHAR( 2 ) &&
       HB_ISLOG( 3 ) &&
       HB_ISLOG( 4 ) )
   {
      FREE_IMAGE_FORMAT fif      = ( FREE_IMAGE_FORMAT ) hb_parni( 1 );
      const char *      filename = hb_parc( 2 );

      BOOL create_new = hb_fi_parl( 3 );
      BOOL read_only  = hb_fi_parl( 4 );
      BOOL keep_cache_in_memory = hb_fi_parl( 5 );
      int  flags = hb_parni( 6 );

      FIMULTIBITMAP * dib = FreeImage_OpenMultiBitmap( fif, filename, create_new, read_only, keep_cache_in_memory, flags );

      if( dib )
         hb_FIMULTIBITMAP_ret( dib );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API BOOL DLL_CALLCONV FreeImage_CloseMultiBitmap(FIMULTIBITMAP *bitmap, int flags FI_DEFAULT(0)); */
HB_FUNC( FI_CLOSEMULTIBITMAP )
{
   if( hb_FIMULTIBITMAP_is( 1 ) )
   {
      FIMULTIBITMAP * bitmap = hb_FIMULTIBITMAP_par( 1 );
      int flags = hb_parni( 2 );

      hb_fi_retl( FreeImage_CloseMultiBitmap( bitmap, flags ) );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API int DLL_CALLCONV FreeImage_GetPageCount(FIMULTIBITMAP *bitmap); */
HB_FUNC( FI_GETPAGECOUNT )
{
   if( hb_FIMULTIBITMAP_is( 1 ) )
   {
      FIMULTIBITMAP * bitmap = hb_FIMULTIBITMAP_par( 1 );

      hb_retni( FreeImage_GetPageCount( bitmap ) );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API void DLL_CALLCONV FreeImage_AppendPage(FIMULTIBITMAP *bitmap, FIBITMAP *data); */
HB_FUNC( FI_APPENDPAGE )
{
   if( hb_FIMULTIBITMAP_is( 1 ) &&
       hb_FIBITMAP_is( 2 ) )
   {
      FIMULTIBITMAP * bitmap = hb_FIMULTIBITMAP_par( 1 );
      FIBITMAP *      data   = hb_FIBITMAP_par( 2 );

      FreeImage_AppendPage( bitmap, data );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API void DLL_CALLCONV FreeImage_InsertPage(FIMULTIBITMAP *bitmap, int page, FIBITMAP *data); */
HB_FUNC( FI_INSERTPAGE )
{
   if( hb_FIMULTIBITMAP_is( 1 ) &&
       HB_ISNUM( 2 ) &&
       hb_FIBITMAP_is( 3 ) )
   {
      FIMULTIBITMAP * bitmap = hb_FIMULTIBITMAP_par( 1 );
      int        page        = hb_parni( 2 ) - 1; /* 0-based index */
      FIBITMAP * data        = hb_FIBITMAP_par( 3 );

      FreeImage_InsertPage( bitmap, page, data );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API void DLL_CALLCONV FreeImage_DeletePage(FIMULTIBITMAP *bitmap, int page); */
HB_FUNC( FI_DELETEPAGE )
{
   if( hb_FIMULTIBITMAP_is( 1 ) &&
       HB_ISNUM( 2 ) )
   {
      FIMULTIBITMAP * bitmap = hb_FIMULTIBITMAP_par( 1 );
      int page = hb_parni( 2 ) - 1;               /* 0-based index */

      FreeImage_DeletePage( bitmap, page );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API FIBITMAP * DLL_CALLCONV FreeImage_LockPage(FIMULTIBITMAP *bitmap, int page); */
HB_FUNC( FI_LOCKPAGE )
{
   if( hb_FIMULTIBITMAP_is( 1 ) &&
       HB_ISNUM( 2 ) )
   {
      FIMULTIBITMAP * bitmap = hb_FIMULTIBITMAP_par( 1 );
      int page = hb_parni( 2 ) - 1;               /* 0-based index */

      hb_FIBITMAP_ret( FreeImage_LockPage( bitmap, page ), HB_FALSE );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API void DLL_CALLCONV FreeImage_UnlockPage(FIMULTIBITMAP *bitmap, FIBITMAP *page, BOOL changed); */
HB_FUNC( FI_UNLOCKPAGE )
{
   if( hb_FIMULTIBITMAP_is( 1 ) &&
       hb_FIBITMAP_is( 2 ) &&
       HB_ISLOG( 3 ) )
   {
      FIMULTIBITMAP * bitmap = hb_FIMULTIBITMAP_par( 1 );
      FIBITMAP *      page   = hb_FIBITMAP_par( 2 );
      BOOL changed = hb_fi_parl( 3 );

      FreeImage_UnlockPage( bitmap, page, changed );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API BOOL DLL_CALLCONV FreeImage_MovePage(FIMULTIBITMAP *bitmap, int target, int source); */
HB_FUNC( FI_MOVEPAGE )
{
   if( hb_FIMULTIBITMAP_is( 1 ) &&
       HB_ISNUM( 2 ) &&
       HB_ISNUM( 3 ) )
   {
      FIMULTIBITMAP * bitmap = hb_FIMULTIBITMAP_par( 1 );
      int target = hb_parni( 2 );
      int source = hb_parni( 3 );

      hb_fi_retl( FreeImage_MovePage( bitmap, target, source ) );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API BOOL DLL_CALLCONV FreeImage_GetLockedPageNumbers(FIMULTIBITMAP *bitmap, int *pages, int *count); */

/* Filetype request routines */
/* ------------------------- */

/* DLL_API FREE_IMAGE_FORMAT DLL_CALLCONV FreeImage_GetFileType(const char *filename, int size FI_DEFAULT(0)); */
HB_FUNC( FI_GETFILETYPE )
{
   if( HB_ISCHAR( 1 ) )
   {
      const char * filename = hb_parc( 1 );
      int          size     = ( int ) hb_parclen( 1 );

      hb_retni( FreeImage_GetFileType( filename, size ) );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API FREE_IMAGE_FORMAT DLL_CALLCONV FreeImage_GetFileTypeU(const wchar_t *filename, int size FI_DEFAULT(0)); */
/* DLL_API FREE_IMAGE_FORMAT DLL_CALLCONV FreeImage_GetFileTypeFromHandle(FreeImageIO *io, fi_handle handle, int size FI_DEFAULT(0)); */
/* DLL_API FREE_IMAGE_FORMAT DLL_CALLCONV FreeImage_GetFileTypeFromMemory(FIMEMORY *stream, int size FI_DEFAULT(0)); */
HB_FUNC( FI_GETFILETYPEFROMMEMORY )
{
   if( HB_ISCHAR( 1 ) )
   {
      FIMEMORY * stream = FreeImage_OpenMemory( ( BYTE * ) HB_UNCONST( hb_parc( 1 ) ), ( int ) hb_parclen( 1 ) );
      int        size   = hb_parni( 1 );

      hb_retni( FreeImage_GetFileTypeFromMemory( stream, size ) );

      FreeImage_CloseMemory( stream );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* Image type request routine */
/* -------------------------- */

HB_FUNC( FI_GETIMAGETYPE )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_retni( FreeImage_GetImageType( hb_FIBITMAP_par( 1 ) ) );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* FreeImage helper routines */
/* ------------------------- */

/* DLL_API BOOL DLL_CALLCONV FreeImage_IsLittleEndian(void); */
HB_FUNC( FI_ISLITTLEENDIAN )
{
   hb_fi_retl( FreeImage_IsLittleEndian() );
}

/* DLL_API BOOL DLL_CALLCONV FreeImage_LookupX11Color(const char *szColor, BYTE *nRed, BYTE *nGreen, BYTE *nBlue); */
/* DLL_API BOOL DLL_CALLCONV FreeImage_LookupSVGColor(const char *szColor, BYTE *nRed, BYTE *nGreen, BYTE *nBlue); */


/* Pixel access routines */
/* --------------------- */

/* DLL_API BYTE *DLL_CALLCONV FreeImage_GetBits(FIBITMAP *dib); */
HB_FUNC( FI_GETBITS )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_retptr( FreeImage_GetBits( hb_FIBITMAP_par( 1 ) ) );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API BYTE *DLL_CALLCONV FreeImage_GetScanLine(FIBITMAP *dib, int scanline); */
HB_FUNC( FI_GETSCANLINE )
{
   if( hb_FIBITMAP_is( 1 ) &&
       HB_ISNUM( 2 ) )
   {
      FIBITMAP * dib      = hb_FIBITMAP_par( 1 );
      int        scanline = hb_parni( 2 );

      hb_retptr( FreeImage_GetScanLine( dib, scanline ) );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/*
   DLL_API BOOL DLL_CALLCONV FreeImage_GetPixelIndex(FIBITMAP *dib, unsigned x, unsigned y, BYTE *value);
   DLL_API BOOL DLL_CALLCONV FreeImage_GetPixelColor(FIBITMAP *dib, unsigned x, unsigned y, RGBQUAD *value);
   DLL_API BOOL DLL_CALLCONV FreeImage_SetPixelIndex(FIBITMAP *dib, unsigned x, unsigned y, BYTE *value);
   DLL_API BOOL DLL_CALLCONV FreeImage_SetPixelColor(FIBITMAP *dib, unsigned x, unsigned y, RGBQUAD *value);
 */

/* DIB info routines */
/* ----------------- */

HB_FUNC( FI_GETCOLORSUSED )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_retnl( FreeImage_GetColorsUsed( hb_FIBITMAP_par( 1 ) ) );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

HB_FUNC( FI_GETBPP )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_retnl( FreeImage_GetBPP( hb_FIBITMAP_par( 1 ) ) );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

HB_FUNC( FI_GETWIDTH )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_retnl( FreeImage_GetWidth( hb_FIBITMAP_par( 1 ) ) );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

HB_FUNC( FI_GETHEIGHT )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_retnl( FreeImage_GetHeight( hb_FIBITMAP_par( 1 ) ) );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

HB_FUNC( FI_GETLINE )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_retnl( FreeImage_GetLine( hb_FIBITMAP_par( 1 ) ) );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

HB_FUNC( FI_GETPITCH )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_retnl( FreeImage_GetPitch( hb_FIBITMAP_par( 1 ) ) );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

HB_FUNC( FI_GETDIBSIZE )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_retnl( FreeImage_GetDIBSize( hb_FIBITMAP_par( 1 ) ) );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API RGBQUAD *DLL_CALLCONV FreeImage_GetPalette(FIBITMAP *dib); */
HB_FUNC( FI_GETPALETTE )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_retptr( FreeImage_GetPalette( hb_FIBITMAP_par( 1 ) ) );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

HB_FUNC( FI_GETDOTSPERMETERX )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_retnl( FreeImage_GetDotsPerMeterX( hb_FIBITMAP_par( 1 ) ) );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

HB_FUNC( FI_GETDOTSPERMETERY )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_retnl( FreeImage_GetDotsPerMeterY( hb_FIBITMAP_par( 1 ) ) );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API void DLL_CALLCONV FreeImage_SetDotsPerMeterX(FIBITMAP *dib, unsigned res); */
HB_FUNC( FI_SETDOTSPERMETERX )
{
   if( hb_FIBITMAP_is( 1 ) &&
       HB_ISNUM( 2 ) )
   {
      FIBITMAP * dib = hb_FIBITMAP_par( 1 );
      unsigned   res = ( unsigned ) hb_parni( 2 );

      FreeImage_SetDotsPerMeterX( dib, res );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API void DLL_CALLCONV FreeImage_SetDotsPerMeterY(FIBITMAP *dib, unsigned res); */
HB_FUNC( FI_SETDOTSPERMETERY )
{
   if( hb_FIBITMAP_is( 1 ) &&
       HB_ISNUM( 2 ) )
   {
      FIBITMAP * dib = hb_FIBITMAP_par( 1 );
      unsigned   res = ( unsigned ) hb_parni( 2 );

      FreeImage_SetDotsPerMeterY( dib, res );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API BITMAPINFOHEADER *DLL_CALLCONV FreeImage_GetInfoHeader(FIBITMAP *dib); */
HB_FUNC( FI_GETINFOHEADER )
{
   if( hb_FIBITMAP_is( 1 ) )
      /* We need not worry about Memory Management - will be automatically released! */
      hb_retptr( FreeImage_GetInfoHeader( hb_FIBITMAP_par( 1 ) ) );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API BITMAPINFO *DLL_CALLCONV FreeImage_GetInfo(FIBITMAP *dib); */
HB_FUNC( FI_GETINFO )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_retptr( FreeImage_GetInfo( hb_FIBITMAP_par( 1 ) ) );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

HB_FUNC( FI_GETCOLORTYPE )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_retni( FreeImage_GetColorType( hb_FIBITMAP_par( 1 ) ) );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

HB_FUNC( FI_GETREDMASK )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_retni( FreeImage_GetRedMask( hb_FIBITMAP_par( 1 ) ) );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

HB_FUNC( FI_GETGREENMASK )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_retni( FreeImage_GetGreenMask( hb_FIBITMAP_par( 1 ) ) );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

HB_FUNC( FI_GETBLUEMASK )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_retni( FreeImage_GetBlueMask( hb_FIBITMAP_par( 1 ) ) );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

HB_FUNC( FI_GETTRANSPARENCYCOUNT )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_retni( FreeImage_GetTransparencyCount( hb_FIBITMAP_par( 1 ) ) );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API BYTE * DLL_CALLCONV FreeImage_GetTransparencyTable(FIBITMAP *dib); */
HB_FUNC( FI_GETTRANSPARENCYTABLE )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_retptr( FreeImage_GetTransparencyTable( hb_FIBITMAP_par( 1 ) ) );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API void DLL_CALLCONV FreeImage_SetTransparent(FIBITMAP *dib, BOOL enabled); */
HB_FUNC( FI_SETTRANSPARENT )
{
   if( hb_FIBITMAP_is( 1 ) &&
       HB_ISLOG( 2 ) )
   {
      FIBITMAP * dib     = hb_FIBITMAP_par( 1 );
      BOOL       enabled = hb_fi_parl( 2 );

      FreeImage_SetTransparent( dib, enabled );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API void DLL_CALLCONV FreeImage_SetTransparencyTable(FIBITMAP *dib, BYTE *table, int count); */
HB_FUNC( FI_SETTRANSPARENCYTABLE )
{
   if( hb_FIBITMAP_is( 1 ) &&
       HB_ISPOINTER( 2 ) &&
       HB_ISNUM( 3 ) )
   {
      FIBITMAP * dib   = hb_FIBITMAP_par( 1 );
      BYTE *     table = ( BYTE * ) hb_parptr( 2 );
      int        count = hb_parni( 3 );

      FreeImage_SetTransparencyTable( dib, table, count );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

HB_FUNC( FI_ISTRANSPARENT )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_fi_retl( FreeImage_IsTransparent( hb_FIBITMAP_par( 1 ) ) );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

HB_FUNC( FI_HASBACKGROUNDCOLOR )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_fi_retl( FreeImage_HasBackgroundColor( hb_FIBITMAP_par( 1 ) ) );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API BOOL DLL_CALLCONV FreeImage_GetBackgroundColor(FIBITMAP *dib, RGBQUAD *bkcolor); */
HB_FUNC( FI_GETBACKGROUNDCOLOR )
{
   if( hb_FIBITMAP_is( 1 ) )
   {
      FIBITMAP * dib = hb_FIBITMAP_par( 1 );
      RGBQUAD    bkcolor;

      memset( &bkcolor, 0, sizeof( bkcolor ) );

      hb_fi_retl( FreeImage_GetBackgroundColor( dib, &bkcolor ) );

      hb_storclen( ( char * ) &bkcolor, sizeof( bkcolor ), 2 );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API BOOL DLL_CALLCONV FreeImage_SetBackgroundColor(FIBITMAP *dib, RGBQUAD *bkcolor); */
HB_FUNC( FI_SETBACKGROUNDCOLOR )
{
   if( hb_FIBITMAP_is( 1 ) &&
       HB_ISCHAR( 2 ) && hb_parclen( 2 ) >= sizeof( RGBQUAD ) )
   {
      FIBITMAP * dib     = hb_FIBITMAP_par( 1 );
      RGBQUAD *  bkcolor = ( RGBQUAD * ) HB_UNCONST( hb_itemGetCPtr( hb_param( 2, HB_IT_STRING ) ) );

      hb_fi_retl( FreeImage_SetBackgroundColor( dib, bkcolor ) );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* ICC profile routines */
/* -------------------- */

/* DLL_API FIICCPROFILE *DLL_CALLCONV FreeImage_GetICCProfile(FIBITMAP *dib); */
HB_FUNC( FI_GETICCPROFILE )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_retptr( FreeImage_GetICCProfile( hb_FIBITMAP_par( 1 ) ) );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API FIICCPROFILE *DLL_CALLCONV FreeImage_CreateICCProfile(FIBITMAP *dib, void *data, long size); */
HB_FUNC( FI_CREATEICCPROFILE )
{
   if( hb_FIBITMAP_is( 1 ) &&
       HB_ISPOINTER( 2 ) &&
       HB_ISNUM( 3 ) )
   {
      FIBITMAP * dib  = hb_FIBITMAP_par( 1 );
      void *     data = hb_parptr( 2 );
      long       size = hb_parnl( 3 );

      hb_retptr( FreeImage_CreateICCProfile( dib, data, size ) );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API void DLL_CALLCONV FreeImage_DestroyICCProfile(FIBITMAP *dib); */
HB_FUNC( FI_DESTROYICCPROFILE )
{
   if( hb_FIBITMAP_is( 1 ) )
      FreeImage_DestroyICCProfile( hb_FIBITMAP_par( 1 ) );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* Line conversion routines */
/* ------------------------ */

/*
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine1To4(BYTE *target, BYTE *source, int width_in_pixels);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine8To4(BYTE *target, BYTE *source, int width_in_pixels, RGBQUAD *palette);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine16To4_555(BYTE *target, BYTE *source, int width_in_pixels);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine16To4_565(BYTE *target, BYTE *source, int width_in_pixels);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine24To4(BYTE *target, BYTE *source, int width_in_pixels);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine32To4(BYTE *target, BYTE *source, int width_in_pixels);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine1To8(BYTE *target, BYTE *source, int width_in_pixels);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine4To8(BYTE *target, BYTE *source, int width_in_pixels);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine16To8_555(BYTE *target, BYTE *source, int width_in_pixels);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine16To8_565(BYTE *target, BYTE *source, int width_in_pixels);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine24To8(BYTE *target, BYTE *source, int width_in_pixels);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine32To8(BYTE *target, BYTE *source, int width_in_pixels);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine1To16_555(BYTE *target, BYTE *source, int width_in_pixels, RGBQUAD *palette);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine4To16_555(BYTE *target, BYTE *source, int width_in_pixels, RGBQUAD *palette);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine8To16_555(BYTE *target, BYTE *source, int width_in_pixels, RGBQUAD *palette);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine16_565_To16_555(BYTE *target, BYTE *source, int width_in_pixels);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine24To16_555(BYTE *target, BYTE *source, int width_in_pixels);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine32To16_555(BYTE *target, BYTE *source, int width_in_pixels);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine1To16_565(BYTE *target, BYTE *source, int width_in_pixels, RGBQUAD *palette);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine4To16_565(BYTE *target, BYTE *source, int width_in_pixels, RGBQUAD *palette);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine8To16_565(BYTE *target, BYTE *source, int width_in_pixels, RGBQUAD *palette);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine16_555_To16_565(BYTE *target, BYTE *source, int width_in_pixels);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine24To16_565(BYTE *target, BYTE *source, int width_in_pixels);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine32To16_565(BYTE *target, BYTE *source, int width_in_pixels);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine1To24(BYTE *target, BYTE *source, int width_in_pixels, RGBQUAD *palette);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine4To24(BYTE *target, BYTE *source, int width_in_pixels, RGBQUAD *palette);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine8To24(BYTE *target, BYTE *source, int width_in_pixels, RGBQUAD *palette);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine16To24_555(BYTE *target, BYTE *source, int width_in_pixels);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine16To24_565(BYTE *target, BYTE *source, int width_in_pixels);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine32To24(BYTE *target, BYTE *source, int width_in_pixels);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine1To32(BYTE *target, BYTE *source, int width_in_pixels, RGBQUAD *palette);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine4To32(BYTE *target, BYTE *source, int width_in_pixels, RGBQUAD *palette);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine8To32(BYTE *target, BYTE *source, int width_in_pixels, RGBQUAD *palette);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine16To32_555(BYTE *target, BYTE *source, int width_in_pixels);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine16To32_565(BYTE *target, BYTE *source, int width_in_pixels);
   DLL_API void DLL_CALLCONV FreeImage_ConvertLine24To32(BYTE *target, BYTE *source, int width_in_pixels);
 */

/* Smart conversion routines */
/* ------------------------- */

HB_FUNC( FI_CONVERTTO4BITS )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_FIBITMAP_ret( FreeImage_ConvertTo4Bits( hb_FIBITMAP_par( 1 ) ), HB_TRUE );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

HB_FUNC( FI_CONVERTTO8BITS )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_FIBITMAP_ret( FreeImage_ConvertTo8Bits( hb_FIBITMAP_par( 1 ) ), HB_TRUE );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

HB_FUNC( FI_CONVERTTOGREYSCALE )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_FIBITMAP_ret( FreeImage_ConvertToGreyscale( hb_FIBITMAP_par( 1 ) ), HB_TRUE );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

HB_FUNC( FI_CONVERTTO16BITS555 )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_FIBITMAP_ret( FreeImage_ConvertTo16Bits555( hb_FIBITMAP_par( 1 ) ), HB_TRUE );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

HB_FUNC( FI_CONVERTTO16BITS565 )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_FIBITMAP_ret( FreeImage_ConvertTo16Bits565( hb_FIBITMAP_par( 1 ) ), HB_TRUE );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

HB_FUNC( FI_CONVERTTO24BITS )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_FIBITMAP_ret( FreeImage_ConvertTo24Bits( hb_FIBITMAP_par( 1 ) ), HB_TRUE );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

HB_FUNC( FI_CONVERTTO32BITS )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_FIBITMAP_ret( FreeImage_ConvertTo32Bits( hb_FIBITMAP_par( 1 ) ), HB_TRUE );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API FIBITMAP *DLL_CALLCONV FreeImage_ColorQuantize(FIBITMAP *dib, FREE_IMAGE_QUANTIZE quantize); */
HB_FUNC( FI_COLORQUANTIZE )
{
   if( hb_FIBITMAP_is( 1 ) &&
       HB_ISNUM( 2 ) )
   {
      FIBITMAP * dib = hb_FIBITMAP_par( 1 );
      FREE_IMAGE_QUANTIZE quantize = ( FREE_IMAGE_QUANTIZE ) hb_parni( 2 );

      hb_FIBITMAP_ret( FreeImage_ColorQuantize( dib, quantize ), HB_TRUE );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API FIBITMAP *DLL_CALLCONV FreeImage_ColorQuantizeEx(FIBITMAP *dib, FREE_IMAGE_QUANTIZE quantize FI_DEFAULT(FIQ_WUQUANT), int PaletteSize FI_DEFAULT(256), int ReserveSize FI_DEFAULT(0), RGBQUAD *ReservePalette FI_DEFAULT(NULL)); */
/* DLL_API FIBITMAP *DLL_CALLCONV FreeImage_Threshold(FIBITMAP *dib, BYTE T); */

/* DLL_API FIBITMAP *DLL_CALLCONV FreeImage_Dither(FIBITMAP *dib, FREE_IMAGE_DITHER algorithm); */
HB_FUNC( FI_DITHER )
{
   if( hb_FIBITMAP_is( 1 ) &&
       HB_ISNUM( 2 ) )
   {
      FIBITMAP *        dib       = hb_FIBITMAP_par( 1 );
      FREE_IMAGE_DITHER algorithm = ( FREE_IMAGE_DITHER ) hb_parni( 2 );

      hb_FIBITMAP_ret( FreeImage_Dither( dib, algorithm ), HB_TRUE );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API FIBITMAP *DLL_CALLCONV FreeImage_ConvertFromRawBits(BYTE *bits, int width, int height, int pitch, unsigned bpp, unsigned red_mask, unsigned green_mask, unsigned blue_mask, BOOL topdown FI_DEFAULT(FALSE)); */
/* DLL_API void DLL_CALLCONV FreeImage_ConvertToRawBits(BYTE *bits, FIBITMAP *dib, int pitch, unsigned bpp, unsigned red_mask, unsigned green_mask, unsigned blue_mask, BOOL topdown FI_DEFAULT(FALSE)); */

HB_FUNC( FI_CONVERTTORGBF )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_FIBITMAP_ret( FreeImage_ConvertToRGBF( hb_FIBITMAP_par( 1 ) ), HB_TRUE );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API FIBITMAP *DLL_CALLCONV FreeImage_ConvertToStandardType(FIBITMAP *src, BOOL scale_linear FI_DEFAULT(TRUE)); */
HB_FUNC( FI_CONVERTTOSTANDARDTYPE )
{
   if( hb_FIBITMAP_is( 1 ) )
   {
      FIBITMAP * dib = hb_FIBITMAP_par( 1 );
      BOOL       scale_linear = HB_ISLOG( 2 ) ? hb_fi_parl( 2 ) : TRUE;

      hb_FIBITMAP_ret( FreeImage_ConvertToStandardType( dib, scale_linear ), HB_TRUE );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API FIBITMAP *DLL_CALLCONV FreeImage_ConvertToType(FIBITMAP *src, FREE_IMAGE_TYPE dst_type, BOOL scale_linear FI_DEFAULT(TRUE)); */
HB_FUNC( FI_CONVERTTOTYPE )
{
   if( hb_FIBITMAP_is( 1 ) &&
       HB_ISNUM( 2 ) )
   {
      FIBITMAP *      dib      = hb_FIBITMAP_par( 1 );
      FREE_IMAGE_TYPE dst_type = ( FREE_IMAGE_TYPE ) hb_parni( 2 );
      BOOL scale_linear        = HB_ISLOG( 3 ) ? hb_fi_parl( 3 ) : TRUE;

      hb_FIBITMAP_ret( FreeImage_ConvertToType( dib, dst_type, scale_linear ), HB_TRUE );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* tone mapping operators */
/* DLL_API FIBITMAP *DLL_CALLCONV FreeImage_ToneMapping(FIBITMAP *dib, FREE_IMAGE_TMO tmo, double first_param FI_DEFAULT(0), double second_param FI_DEFAULT(0)); */
/* DLL_API FIBITMAP* DLL_CALLCONV FreeImage_TmoDrago03(FIBITMAP *src, double gamma FI_DEFAULT(2.2), double exposure FI_DEFAULT(0)); */
/* DLL_API FIBITMAP* DLL_CALLCONV FreeImage_TmoReinhard05(FIBITMAP *src, double intensity FI_DEFAULT(0), double contrast FI_DEFAULT(0)); */

/* ZLib interface */
/* -------------- */

/* DLL_API DWORD DLL_CALLCONV FreeImage_ZLibCompress(BYTE *target, DWORD target_size, BYTE *source, DWORD source_size); */
/* DLL_API DWORD DLL_CALLCONV FreeImage_ZLibUncompress(BYTE *target, DWORD target_size, BYTE *source, DWORD source_size); */
/* DLL_API DWORD DLL_CALLCONV FreeImage_ZLibGZip(BYTE *target, DWORD target_size, BYTE *source, DWORD source_size); */
/* DLL_API DWORD DLL_CALLCONV FreeImage_ZLibGUnzip(BYTE *target, DWORD target_size, BYTE *source, DWORD source_size); */
/* DLL_API DWORD DLL_CALLCONV FreeImage_ZLibCRC32(DWORD crc, BYTE *source, DWORD source_size); */

/* Metadata routines */
/* ----------------- */

/* tag creation / destruction */
/* DLL_API FITAG *DLL_CALLCONV FreeImage_CreateTag(); */
/* DLL_API void DLL_CALLCONV FreeImage_DeleteTag(FITAG *tag); */
/* DLL_API FITAG *DLL_CALLCONV FreeImage_CloneTag(FITAG *tag); */

/* tag getters and setters */
/* DLL_API const char *DLL_CALLCONV FreeImage_GetTagKey(FITAG *tag); */
/* DLL_API const char *DLL_CALLCONV FreeImage_GetTagDescription(FITAG *tag); */
/* DLL_API WORD DLL_CALLCONV FreeImage_GetTagID(FITAG *tag); */
/* DLL_API FREE_IMAGE_MDTYPE DLL_CALLCONV FreeImage_GetTagType(FITAG *tag); */
/* DLL_API DWORD DLL_CALLCONV FreeImage_GetTagCount(FITAG *tag); */
/* DLL_API DWORD DLL_CALLCONV FreeImage_GetTagLength(FITAG *tag); */
/* DLL_API const void *DLL_CALLCONV FreeImage_GetTagValue(FITAG *tag); */

/* DLL_API BOOL DLL_CALLCONV FreeImage_SetTagKey(FITAG *tag, const char *key); */
/* DLL_API BOOL DLL_CALLCONV FreeImage_SetTagDescription(FITAG *tag, const char *description); */
/* DLL_API BOOL DLL_CALLCONV FreeImage_SetTagID(FITAG *tag, WORD id); */
/* DLL_API BOOL DLL_CALLCONV FreeImage_SetTagType(FITAG *tag, FREE_IMAGE_MDTYPE type); */
/* DLL_API BOOL DLL_CALLCONV FreeImage_SetTagCount(FITAG *tag, DWORD count); */
/* DLL_API BOOL DLL_CALLCONV FreeImage_SetTagLength(FITAG *tag, DWORD length) */
/* DLL_API BOOL DLL_CALLCONV FreeImage_SetTagValue(FITAG *tag, const void *value); */

/* iterator */
/* DLL_API FIMETADATA *DLL_CALLCONV FreeImage_FindFirstMetadata(FREE_IMAGE_MDMODEL model, FIBITMAP *dib, FITAG **tag); */
/* DLL_API BOOL DLL_CALLCONV FreeImage_FindNextMetadata(FIMETADATA *mdhandle, FITAG **tag); */
/* DLL_API void DLL_CALLCONV FreeImage_FindCloseMetadata(FIMETADATA *mdhandle); */

/* metadata setter and getter */
/* DLL_API BOOL DLL_CALLCONV FreeImage_SetMetadata(FREE_IMAGE_MDMODEL model, FIBITMAP *dib, const char *key, FITAG *tag); */
/* DLL_API BOOL DLL_CALLCONV FreeImage_GetMetadata(FREE_IMAGE_MDMODEL model, FIBITMAP *dib, const char *key, FITAG **tag); */

/* helpers */
/* DLL_API unsigned DLL_CALLCONV FreeImage_GetMetadataCount(FREE_IMAGE_MDMODEL model, FIBITMAP *dib); */

/* tag to C string conversion */
/* DLL_API const char* DLL_CALLCONV FreeImage_TagToString(FREE_IMAGE_MDMODEL model, FITAG *tag, char *Make FI_DEFAULT(NULL)); */

/* Image manipulation toolkit */
/* -------------------------- */

/* rotation and flipping */

/* DLL_API FIBITMAP *DLL_CALLCONV FreeImage_RotateClassic(FIBITMAP *dib, double angle); */
HB_FUNC( FI_ROTATECLASSIC )
{
   if( hb_FIBITMAP_is( 1 ) &&
       HB_ISNUM( 2 ) )
   {
      FIBITMAP * dib   = hb_FIBITMAP_par( 1 );
      double     angle = hb_parnd( 2 );

      hb_FIBITMAP_ret( FreeImage_RotateClassic( dib, angle ), HB_TRUE );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API FIBITMAP *DLL_CALLCONV FreeImage_RotateEx(FIBITMAP *dib, double angle, double x_shift, double y_shift, double x_origin, double y_origin, BOOL use_mask); */
HB_FUNC( FI_ROTATEEX )
{
   if( hb_FIBITMAP_is( 1 ) &&
       HB_ISNUM( 2 ) &&
       HB_ISNUM( 3 ) &&
       HB_ISNUM( 4 ) &&
       HB_ISNUM( 5 ) &&
       HB_ISNUM( 6 ) &&
       HB_ISLOG( 7 ) )
   {
      FIBITMAP * dib      = hb_FIBITMAP_par( 1 );
      double     angle    = hb_parnd( 2 );
      double     x_shift  = hb_parnd( 3 );
      double     y_shift  = hb_parnd( 4 );
      double     x_origin = hb_parnd( 5 );
      double     y_origin = hb_parnd( 6 );
      BOOL       use_mask = hb_fi_parl( 7 );

      hb_FIBITMAP_ret( FreeImage_RotateEx( dib, angle, x_shift, y_shift, x_origin, y_origin, use_mask ), HB_TRUE );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

HB_FUNC( FI_FLIPHORIZONTAL )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_fi_retl( FreeImage_FlipHorizontal( hb_FIBITMAP_par( 1 ) ) );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

HB_FUNC( FI_FLIPVERTICAL )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_fi_retl( FreeImage_FlipVertical( hb_FIBITMAP_par( 1 ) ) );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API BOOL DLL_CALLCONV FreeImage_JPEGTransform(const char *src_file, const char *dst_file, FREE_IMAGE_JPEG_OPERATION operation, BOOL perfect FI_DEFAULT(FALSE)); */

/* upsampling / downsampling */
/* ------------------------- */

/* DLL_API FIBITMAP *DLL_CALLCONV FreeImage_Rescale(FIBITMAP *dib, int dst_width, int dst_height, FREE_IMAGE_FILTER filter); */
HB_FUNC( FI_RESCALE )
{
   if( hb_FIBITMAP_is( 1 ) &&
       HB_ISNUM( 2 ) &&
       HB_ISNUM( 3 ) &&
       HB_ISNUM( 4 ) )
   {
      FIBITMAP *        dib        = hb_FIBITMAP_par( 1 );
      int               dst_width  = hb_parni( 2 );
      int               dst_height = hb_parni( 3 );
      FREE_IMAGE_FILTER filter     = ( FREE_IMAGE_FILTER ) hb_parni( 4 );

      hb_FIBITMAP_ret( FreeImage_Rescale( dib, dst_width, dst_height, filter ), HB_TRUE );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* color manipulation routines (point operations) */
/* ---------------------------------------------- */

/* DLL_API BOOL DLL_CALLCONV FreeImage_AdjustCurve(FIBITMAP *dib, BYTE *LUT, FREE_IMAGE_COLOR_CHANNEL channel); */

/* DLL_API BOOL DLL_CALLCONV FreeImage_AdjustGamma(FIBITMAP *dib, double gamma); */
HB_FUNC( FI_ADJUSTGAMMA )
{
   if( hb_FIBITMAP_is( 1 ) &&
       HB_ISNUM( 2 ) )
   {
      FIBITMAP * dib   = hb_FIBITMAP_par( 1 );
      double     gamma = hb_parnd( 2 );

      hb_fi_retl( FreeImage_AdjustGamma( dib, gamma ) );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API BOOL DLL_CALLCONV FreeImage_AdjustBrightness(FIBITMAP *dib, double percentage); */
HB_FUNC( FI_ADJUSTBRIGHTNESS )
{
   if( hb_FIBITMAP_is( 1 ) &&
       HB_ISNUM( 2 ) )
   {
      FIBITMAP * dib        = hb_FIBITMAP_par( 1 );
      double     percentage = hb_parnd( 2 );

      hb_fi_retl( FreeImage_AdjustBrightness( dib, percentage ) );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API BOOL DLL_CALLCONV FreeImage_AdjustContrast(FIBITMAP *dib, double percentage); */
HB_FUNC( FI_ADJUSTCONTRAST )
{
   if( hb_FIBITMAP_is( 1 ) &&
       HB_ISNUM( 2 ) )
   {
      FIBITMAP * dib        = hb_FIBITMAP_par( 1 );
      double     percentage = hb_parnd( 2 );

      hb_fi_retl( FreeImage_AdjustContrast( dib, percentage ) );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

HB_FUNC( FI_INVERT )
{
   if( hb_FIBITMAP_is( 1 ) )
      hb_fi_retl( FreeImage_Invert( hb_FIBITMAP_par( 1 ) ) );
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API BOOL DLL_CALLCONV FreeImage_GetHistogram(FIBITMAP *dib, DWORD *histo, FREE_IMAGE_COLOR_CHANNEL channel FI_DEFAULT(FICC_BLACK)); */

/* channel processing routines */
/* --------------------------- */

/* DLL_API FIBITMAP *DLL_CALLCONV FreeImage_GetChannel(FIBITMAP *dib, FREE_IMAGE_COLOR_CHANNEL channel); */
HB_FUNC( FI_GETCHANNEL )
{
   if( hb_FIBITMAP_is( 1 ) &&
       HB_ISNUM( 2 ) )
   {
      FIBITMAP * dib = hb_FIBITMAP_par( 1 );
      FREE_IMAGE_COLOR_CHANNEL channel = ( FREE_IMAGE_COLOR_CHANNEL ) hb_parni( 2 );

      hb_FIBITMAP_ret( FreeImage_GetChannel( dib, channel ), HB_TRUE );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API BOOL DLL_CALLCONV FreeImage_SetChannel(FIBITMAP *dib, FIBITMAP *dib8, FREE_IMAGE_COLOR_CHANNEL channel); */
/* DLL_API FIBITMAP *DLL_CALLCONV FreeImage_GetComplexChannel(FIBITMAP *src, FREE_IMAGE_COLOR_CHANNEL channel); */
/* DLL_API BOOL DLL_CALLCONV FreeImage_SetComplexChannel(FIBITMAP *dst, FIBITMAP *src, FREE_IMAGE_COLOR_CHANNEL channel); */

/* copy / paste / composite routines */
/* --------------------------------- */

/* DLL_API FIBITMAP *DLL_CALLCONV FreeImage_Copy(FIBITMAP *dib, int left, int top, int right, int bottom); */
HB_FUNC( FI_COPY )
{
   if( hb_FIBITMAP_is( 1 ) &&
       HB_ISNUM( 2 ) &&
       HB_ISNUM( 3 ) &&
       HB_ISNUM( 4 ) &&
       HB_ISNUM( 5 ) )
   {
      FIBITMAP * dib    = hb_FIBITMAP_par( 1 );
      int        left   = hb_parni( 2 );
      int        top    = hb_parni( 3 );
      int        right  = hb_parni( 4 );
      int        bottom = hb_parni( 5 );

      hb_FIBITMAP_ret( FreeImage_Copy( dib, left, top, right, bottom ), HB_TRUE );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API BOOL DLL_CALLCONV FreeImage_Paste(FIBITMAP *dst, FIBITMAP *src, int left, int top, int alpha); */
HB_FUNC( FI_PASTE )
{
   if( hb_FIBITMAP_is( 1 ) &&
       hb_FIBITMAP_is( 2 ) &&
       HB_ISNUM( 3 ) &&
       HB_ISNUM( 4 ) &&
       HB_ISNUM( 5 ) )
   {
      FIBITMAP * dst   = hb_FIBITMAP_par( 1 );
      FIBITMAP * src   = hb_FIBITMAP_par( 2 );
      int        left  = hb_parni( 3 );
      int        top   = hb_parni( 4 );
      int        alpha = hb_parni( 5 );

      hb_fi_retl( FreeImage_Paste( dst, src, left, top, alpha ) );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
}

/* DLL_API FIBITMAP *DLL_CALLCONV FreeImage_Composite(FIBITMAP *fg, BOOL useFileBkg FI_DEFAULT(FALSE), RGBQUAD *appBkColor FI_DEFAULT(NULL), FIBITMAP *bg FI_DEFAULT(NULL)); */

/* Convert from FreeImage to HBITMAP */

HB_FUNC( FI_WINCONVTODIB )
{
#if defined( HB_OS_WIN )
   if( hb_FIBITMAP_is( 1 ) )
   {
#if ! defined( HB_OS_WIN_CE )
      FIBITMAP * dib = hb_FIBITMAP_par( 1 );
      HDC        hDC = GetDC( NULL );

      /* run function */
      HBITMAP bitmap = CreateDIBitmap( hDC,
                                       FreeImage_GetInfoHeader( dib ),
                                       CBM_INIT,
                                       FreeImage_GetBits( dib ),
                                       FreeImage_GetInfo( dib ),
                                       DIB_RGB_COLORS );

      ReleaseDC( NULL, hDC );

      if( bitmap )
         hb_retptr( bitmap );
#endif
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
#endif
}

/* Convert from HBITMAP to FreeImage */

HB_FUNC( FI_WINCONVFROMDIB )
{
#if defined( HB_OS_WIN )
   if( HB_ISPOINTER( 1 ) )
   {
#if ! defined( HB_OS_WIN_CE )
      HBITMAP bitmap = ( HBITMAP ) hb_parptr( 1 );

      if( bitmap )
      {
         FIBITMAP * dib;

         BITMAP bm;
         HDC    hDC;

         GetObject( bitmap, sizeof( BITMAP ), ( LPSTR ) &bm );
         dib = FreeImage_Allocate( bm.bmWidth, bm.bmHeight, bm.bmBitsPixel, 0, 0, 0 );
         hDC = GetDC( NULL );
         GetDIBits( hDC,
                    bitmap,
                    0,
                    FreeImage_GetHeight( dib ),
                    FreeImage_GetBits( dib ),
                    FreeImage_GetInfo( dib ),
                    DIB_RGB_COLORS );
         ReleaseDC( NULL, hDC );

         if( dib )
            hb_FIBITMAP_ret( dib, HB_TRUE );
      }
#endif
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
#endif
}

/* Draw an image in a window Box */

HB_FUNC( FI_WINDRAW )
{
#if defined( HB_OS_WIN )
   if( hb_FIBITMAP_is( 1 ) &&
       HB_ISNUM( 2 ) &&
       HB_ISNUM( 3 ) &&
       HB_ISNUM( 4 ) &&
       HB_ISNUM( 5 ) &&
       HB_ISNUM( 6 ) )
   {
      FIBITMAP * dib = hb_FIBITMAP_par( 1 );
      HDC        hDC = HB_ISNUM( 2 ) ? ( HDC ) ( HB_PTRUINT ) hb_parnint( 2 ) : ( HDC ) hb_parptr( 2 );
      RECT       rcDest;

      rcDest.top    = hb_parni( 3 );
      rcDest.left   = hb_parni( 4 );
      rcDest.bottom = hb_parni( 5 );
      rcDest.right  = hb_parni( 6 );

      /* run function */
#if ! defined( HB_OS_WIN_CE )
      SetStretchBltMode( hDC, COLORONCOLOR );
#endif

      /* return scanlines */
      hb_retni( StretchDIBits( hDC,
                               rcDest.left,
                               rcDest.top,
                               rcDest.right - rcDest.left,
                               rcDest.bottom - rcDest.top,
                               0,
                               0,
                               FreeImage_GetWidth( dib ),
                               FreeImage_GetHeight( dib ),
                               FreeImage_GetBits( dib ),
                               FreeImage_GetInfo( dib ),
                               DIB_RGB_COLORS,
                               SRCCOPY ) );
   }
   else
      hb_errRT_BASE_SubstR( EG_ARG, 0, NULL, HB_ERR_FUNCNAME, HB_ERR_ARGS_BASEPARAMS );
#else
   hb_retni( 0 );
#endif
}