/*

 * Copyright (c) 1988-1997 Sam Leffler

 * Copyright (c) 1991-1997 Silicon Graphics, Inc.

 *

 * Permission to use, copy, modify, distribute, and sell this software and 

 * its documentation for any purpose is hereby granted without fee, provided

 * that (i) the above copyright notices and this permission notice appear in

 * all copies of the software and related documentation, and (ii) the names of

 * Sam Leffler and Silicon Graphics may not be used in any advertising or

 * publicity relating to the software without the specific, prior written

 * permission of Sam Leffler and Silicon Graphics.

 * 

 * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, 

 * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY 

 * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.  

 * 

 * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR

 * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,

 * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,

 * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF 

 * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE 

 * OF THIS SOFTWARE.

 */

/*

 * TIFF Library

 *

 * Builtin Compression Scheme Configuration Support.

 */

#include "tiffiop.h"

static int NotConfigured(TIFF*, int);

#ifndef LZW_SUPPORT

#define TIFFInitLZW NotConfigured

#endif

#ifndef PACKBITS_SUPPORT

#define TIFFInitPackBits NotConfigured

#endif

#ifndef THUNDER_SUPPORT

#define TIFFInitThunderScan NotConfigured

#endif

#ifndef NEXT_SUPPORT

#define TIFFInitNeXT NotConfigured

#endif

#ifndef JPEG_SUPPORT

#define TIFFInitJPEG NotConfigured

#endif

#ifndef OJPEG_SUPPORT

#define TIFFInitOJPEG NotConfigured

#endif

#ifndef CCITT_SUPPORT

#define TIFFInitCCITTRLE NotConfigured

#define TIFFInitCCITTRLEW NotConfigured

#define TIFFInitCCITTFax3 NotConfigured

#define TIFFInitCCITTFax4 NotConfigured

#endif

#ifndef JBIG_SUPPORT

#define TIFFInitJBIG NotConfigured

#endif

#ifndef ZIP_SUPPORT

#define TIFFInitZIP NotConfigured

#endif

#ifndef PIXARLOG_SUPPORT

#define TIFFInitPixarLog NotConfigured

#endif

#ifndef LOGLUV_SUPPORT

#define TIFFInitSGILog NotConfigured

#endif

#ifndef LZMA_SUPPORT

#define TIFFInitLZMA NotConfigured

#endif

#ifndef ZSTD_SUPPORT

#define TIFFInitZSTD NotConfigured

#endif

#ifndef WEBP_SUPPORT

#define TIFFInitWebP NotConfigured

#endif

/*

 * Compression schemes statically built into the library.

 */

#ifdef VMS

const TIFFCodec _TIFFBuiltinCODECS[] = {

#else

TIFFCodec _TIFFBuiltinCODECS[] = {

#endif

    { "None",   COMPRESSION_NONE, TIFFInitDumpMode },

    { "LZW",    COMPRESSION_LZW,  TIFFInitLZW },

    { "PackBits", COMPRESSION_PACKBITS, TIFFInitPackBits },

    { "ThunderScan",  COMPRESSION_THUNDERSCAN,TIFFInitThunderScan },

    { "NeXT",   COMPRESSION_NEXT, TIFFInitNeXT },

    { "JPEG",   COMPRESSION_JPEG, TIFFInitJPEG },

    { "Old-style JPEG", COMPRESSION_OJPEG,  TIFFInitOJPEG },

    { "CCITT RLE",  COMPRESSION_CCITTRLE, TIFFInitCCITTRLE },

    { "CCITT RLE/W",  COMPRESSION_CCITTRLEW,  TIFFInitCCITTRLEW },

    { "CCITT Group 3",  COMPRESSION_CCITTFAX3,  TIFFInitCCITTFax3 },

    { "CCITT Group 4",  COMPRESSION_CCITTFAX4,  TIFFInitCCITTFax4 },

    { "ISO JBIG", COMPRESSION_JBIG, TIFFInitJBIG },

    { "Deflate",  COMPRESSION_DEFLATE,  TIFFInitZIP },

    { "AdobeDeflate",   COMPRESSION_ADOBE_DEFLATE , TIFFInitZIP }, 

    { "PixarLog", COMPRESSION_PIXARLOG, TIFFInitPixarLog },

    { "SGILog",   COMPRESSION_SGILOG, TIFFInitSGILog },

    { "SGILog24", COMPRESSION_SGILOG24, TIFFInitSGILog },

    { "LZMA",   COMPRESSION_LZMA, TIFFInitLZMA },

    { "ZSTD",   COMPRESSION_ZSTD, TIFFInitZSTD },

    { "WEBP",   COMPRESSION_WEBP, TIFFInitWebP },

    { NULL,             0,                      NULL }

};

static int

_notConfigured(TIFF* tif)

{

  const TIFFCodec* c = TIFFFindCODEC(tif->tif_dir.td_compression);

        char compression_code[20];

        sprintf(compression_code, "%d",tif->tif_dir.td_compression );

  TIFFErrorExt(tif->tif_clientdata, tif->tif_name,

                     "%s compression support is not configured", 

                     c ? c->name : compression_code );

  return (0);

}

static int

NotConfigured(TIFF* tif, int scheme)

{

  (void) scheme;

  tif->tif_fixuptags = _notConfigured;

  tif->tif_decodestatus = FALSE;

  tif->tif_setupdecode = _notConfigured;

  tif->tif_encodestatus = FALSE;

  tif->tif_setupencode = _notConfigured;

  return (1);

}

/************************************************************************/

/*                       TIFFIsCODECConfigured()                        */

/************************************************************************/

/**

 * Check whether we have working codec for the specific coding scheme.

 *

 * @return returns 1 if the codec is configured and working. Otherwise

 * 0 will be returned.

 */

int

TIFFIsCODECConfigured(uint16 scheme)

{

  const TIFFCodec* codec = TIFFFindCODEC(scheme);

  if(codec == NULL) {

    return 0;

  }

  if(codec->init == NULL) {

    return 0;

  }

  if(codec->init != NotConfigured){

    return 1;

  }

  return 0;

}

/*

 * Local Variables:

 * mode: c

 * c-basic-offset: 8

 * fill-column: 78

 * End:

 */