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/* $Id: tif_codec.c,v 1.17 2015-08-19 02:31:04 bfriesen Exp $ */
/*
* 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
/*
* 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 },
{ 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:
*/
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