tif_codec.c File Reference

#include "tiffiop.h"

Include dependency graph for tif_codec.c:

Go to the source code of this file.

Macros
#define	TIFFInitLZW   NotConfigured
#define	TIFFInitPackBits   NotConfigured
#define	TIFFInitThunderScan   NotConfigured
#define	TIFFInitNeXT   NotConfigured
#define	TIFFInitJPEG   NotConfigured
#define	TIFFInitOJPEG   NotConfigured
#define	TIFFInitCCITTRLE   NotConfigured
#define	TIFFInitCCITTRLEW   NotConfigured
#define	TIFFInitCCITTFax3   NotConfigured
#define	TIFFInitCCITTFax4   NotConfigured
#define	TIFFInitJBIG   NotConfigured
#define	TIFFInitZIP   NotConfigured
#define	TIFFInitPixarLog   NotConfigured
#define	TIFFInitSGILog   NotConfigured
#define	TIFFInitLERC   NotConfigured
#define	TIFFInitLZMA   NotConfigured
#define	TIFFInitZSTD   NotConfigured
#define	TIFFInitWebP   NotConfigured

Functions
static int	NotConfigured (TIFF *, int)
static int	_notConfigured (TIFF *tif)
int	TIFFIsCODECConfigured (uint16_t scheme)

Variables
const TIFFCodec	_TIFFBuiltinCODECS []

Macro Definition Documentation

TIFFInitCCITTFax3

#define TIFFInitCCITTFax3   NotConfigured

Definition at line 55 of file tif_codec.c.

TIFFInitCCITTFax4

#define TIFFInitCCITTFax4   NotConfigured

Definition at line 56 of file tif_codec.c.

TIFFInitCCITTRLE

#define TIFFInitCCITTRLE   NotConfigured

Definition at line 53 of file tif_codec.c.

TIFFInitCCITTRLEW

#define TIFFInitCCITTRLEW   NotConfigured

Definition at line 54 of file tif_codec.c.

TIFFInitJBIG

#define TIFFInitJBIG   NotConfigured

Definition at line 59 of file tif_codec.c.

TIFFInitJPEG

#define TIFFInitJPEG   NotConfigured

Definition at line 47 of file tif_codec.c.

TIFFInitLERC

#define TIFFInitLERC   NotConfigured

Definition at line 71 of file tif_codec.c.

TIFFInitLZMA

#define TIFFInitLZMA   NotConfigured

Definition at line 74 of file tif_codec.c.

TIFFInitLZW

#define TIFFInitLZW   NotConfigured

Definition at line 35 of file tif_codec.c.

TIFFInitNeXT

#define TIFFInitNeXT   NotConfigured

Definition at line 44 of file tif_codec.c.

TIFFInitOJPEG

#define TIFFInitOJPEG   NotConfigured

Definition at line 50 of file tif_codec.c.

TIFFInitPackBits

#define TIFFInitPackBits   NotConfigured

Definition at line 38 of file tif_codec.c.

TIFFInitPixarLog

#define TIFFInitPixarLog   NotConfigured

Definition at line 65 of file tif_codec.c.

TIFFInitSGILog

#define TIFFInitSGILog   NotConfigured

Definition at line 68 of file tif_codec.c.

TIFFInitThunderScan

#define TIFFInitThunderScan   NotConfigured

Definition at line 41 of file tif_codec.c.

TIFFInitWebP

#define TIFFInitWebP   NotConfigured

Definition at line 80 of file tif_codec.c.

TIFFInitZIP

#define TIFFInitZIP   NotConfigured

Definition at line 62 of file tif_codec.c.

TIFFInitZSTD

#define TIFFInitZSTD   NotConfigured

Definition at line 77 of file tif_codec.c.

Function Documentation

_notConfigured()

static int _notConfigured ( TIFF *  tif )

static

Definition at line 110 of file tif_codec.c.

{
    const TIFFCodec *c = TIFFFindCODEC(tif->tif_dir.td_compression);
    char compression_code[20];
 
    snprintf(compression_code, sizeof(compression_code), "%" PRIu16,
             tif->tif_dir.td_compression);
    TIFFErrorExtR(tif, tif->tif_name,
                  "%s compression support is not configured",
                  c ? c->name : compression_code);
    return (0);
}

Referenced by NotConfigured().

NotConfigured()

static int NotConfigured ( TIFF *  tif, int  scheme  )

static

Definition at line 123 of file tif_codec.c.

{
    (void)scheme;
 
    tif->tif_fixuptags = _notConfigured;
    tif->tif_decodestatus = FALSE;
    tif->tif_setupdecode = _notConfigured;
    tif->tif_encodestatus = FALSE;
    tif->tif_setupencode = _notConfigured;
    return (1);
}

Referenced by TIFFIsCODECConfigured().

TIFFIsCODECConfigured()

int TIFFIsCODECConfigured

(

uint16_t

scheme

)

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

Returns

returns 1 if the codec is configured and working. Otherwise 0 will be returned.

Definition at line 146 of file tif_codec.c.

{
    const TIFFCodec *codec = TIFFFindCODEC(scheme);
 
    if (codec == NULL)
    {
        return 0;
    }
    if (codec->init == NULL)
    {
        return 0;
    }
    if (codec->init != NotConfigured)
    {
        return 1;
    }
    return 0;
}

Referenced by _TIFFCheckFieldIsValidForCodec(), and TIFFGetConfiguredCODECs().

Variable Documentation

_TIFFBuiltinCODECS

const TIFFCodec _TIFFBuiltinCODECS[]

Initial value:

= {
    {"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},
    {"LERC", COMPRESSION_LERC, TIFFInitLERC},
    {NULL, 0, NULL}}

Definition at line 86 of file tif_codec.c.

Referenced by TIFFFindCODEC(), and TIFFGetConfiguredCODECs().