tiffio.h
上传用户:looem2003
上传日期:2014-07-20
资源大小:13733k
文件大小:19k
- /* $Id: tiffio.h,v 1.50 2006/03/21 16:37:51 dron 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.
- */
- #ifndef _TIFFIO_
- #define _TIFFIO_
- /*
- * TIFF I/O Library Definitions.
- */
- #include "tiff.h"
- #include "tiffvers.h"
- /*
- * TIFF is defined as an incomplete type to hide the
- * library's internal data structures from clients.
- */
- typedef struct tiff TIFF;
- /*
- * The following typedefs define the intrinsic size of
- * data types used in the *exported* interfaces. These
- * definitions depend on the proper definition of types
- * in tiff.h. Note also that the varargs interface used
- * to pass tag types and values uses the types defined in
- * tiff.h directly.
- *
- * NB: ttag_t is unsigned int and not unsigned short because
- * ANSI C requires that the type before the ellipsis be a
- * promoted type (i.e. one of int, unsigned int, pointer,
- * or double) and because we defined pseudo-tags that are
- * outside the range of legal Aldus-assigned tags.
- * NB: tsize_t is int32 and not uint32 because some functions
- * return -1.
- * NB: toff_t is not off_t for many reasons; TIFFs max out at
- * 32-bit file offsets being the most important, and to ensure
- * that it is unsigned, rather than signed.
- */
- typedef uint32 ttag_t; /* directory tag */
- typedef uint16 tdir_t; /* directory index */
- typedef uint16 tsample_t; /* sample number */
- typedef uint32 tstrip_t; /* strip number */
- typedef uint32 ttile_t; /* tile number */
- typedef int32 tsize_t; /* i/o size in bytes */
- typedef void* tdata_t; /* image data ref */
- typedef uint32 toff_t; /* file offset */
- #if !defined(__WIN32__) && (defined(_WIN32) || defined(WIN32))
- #define __WIN32__
- #endif
- /*
- * On windows you should define USE_WIN32_FILEIO if you are using tif_win32.c
- * or AVOID_WIN32_FILEIO if you are using something else (like tif_unix.c).
- *
- * By default tif_unix.c is assumed.
- */
- #if defined(_WINDOWS) || defined(__WIN32__) || defined(_Windows)
- # if !defined(__CYGWIN) && !defined(AVOID_WIN32_FILEIO) && !defined(USE_WIN32_FILEIO)
- # define AVOID_WIN32_FILEIO
- # endif
- #endif
- #if defined(USE_WIN32_FILEIO)
- # define VC_EXTRALEAN
- # include <windows.h>
- # ifdef __WIN32__
- DECLARE_HANDLE(thandle_t); /* Win32 file handle */
- # else
- typedef HFILE thandle_t; /* client data handle */
- # endif /* __WIN32__ */
- #else
- typedef void* thandle_t; /* client data handle */
- #endif /* USE_WIN32_FILEIO */
- #ifndef NULL
- # define NULL (void *)0
- #endif
- /*
- * Flags to pass to TIFFPrintDirectory to control
- * printing of data structures that are potentially
- * very large. Bit-or these flags to enable printing
- * multiple items.
- */
- #define TIFFPRINT_NONE 0x0 /* no extra info */
- #define TIFFPRINT_STRIPS 0x1 /* strips/tiles info */
- #define TIFFPRINT_CURVES 0x2 /* color/gray response curves */
- #define TIFFPRINT_COLORMAP 0x4 /* colormap */
- #define TIFFPRINT_JPEGQTABLES 0x100 /* JPEG Q matrices */
- #define TIFFPRINT_JPEGACTABLES 0x200 /* JPEG AC tables */
- #define TIFFPRINT_JPEGDCTABLES 0x200 /* JPEG DC tables */
- /*
- * Colour conversion stuff
- */
- /* reference white */
- #define D65_X0 (95.0470F)
- #define D65_Y0 (100.0F)
- #define D65_Z0 (108.8827F)
- #define D50_X0 (96.4250F)
- #define D50_Y0 (100.0F)
- #define D50_Z0 (82.4680F)
- /* Structure for holding information about a display device. */
- typedef unsigned char TIFFRGBValue; /* 8-bit samples */
- typedef struct {
- float d_mat[3][3]; /* XYZ -> luminance matrix */
- float d_YCR; /* Light o/p for reference white */
- float d_YCG;
- float d_YCB;
- uint32 d_Vrwr; /* Pixel values for ref. white */
- uint32 d_Vrwg;
- uint32 d_Vrwb;
- float d_Y0R; /* Residual light for black pixel */
- float d_Y0G;
- float d_Y0B;
- float d_gammaR; /* Gamma values for the three guns */
- float d_gammaG;
- float d_gammaB;
- } TIFFDisplay;
- typedef struct { /* YCbCr->RGB support */
- TIFFRGBValue* clamptab; /* range clamping table */
- int* Cr_r_tab;
- int* Cb_b_tab;
- int32* Cr_g_tab;
- int32* Cb_g_tab;
- int32* Y_tab;
- } TIFFYCbCrToRGB;
- typedef struct { /* CIE Lab 1976->RGB support */
- int range; /* Size of conversion table */
- #define CIELABTORGB_TABLE_RANGE 1500
- float rstep, gstep, bstep;
- float X0, Y0, Z0; /* Reference white point */
- TIFFDisplay display;
- float Yr2r[CIELABTORGB_TABLE_RANGE + 1]; /* Conversion of Yr to r */
- float Yg2g[CIELABTORGB_TABLE_RANGE + 1]; /* Conversion of Yg to g */
- float Yb2b[CIELABTORGB_TABLE_RANGE + 1]; /* Conversion of Yb to b */
- } TIFFCIELabToRGB;
- /*
- * RGBA-style image support.
- */
- typedef struct _TIFFRGBAImage TIFFRGBAImage;
- /*
- * The image reading and conversion routines invoke
- * ``put routines'' to copy/image/whatever tiles of
- * raw image data. A default set of routines are
- * provided to convert/copy raw image data to 8-bit
- * packed ABGR format rasters. Applications can supply
- * alternate routines that unpack the data into a
- * different format or, for example, unpack the data
- * and draw the unpacked raster on the display.
- */
- typedef void (*tileContigRoutine)
- (TIFFRGBAImage*, uint32*, uint32, uint32, uint32, uint32, int32, int32,
- unsigned char*);
- typedef void (*tileSeparateRoutine)
- (TIFFRGBAImage*, uint32*, uint32, uint32, uint32, uint32, int32, int32,
- unsigned char*, unsigned char*, unsigned char*, unsigned char*);
- /*
- * RGBA-reader state.
- */
- struct _TIFFRGBAImage {
- TIFF* tif; /* image handle */
- int stoponerr; /* stop on read error */
- int isContig; /* data is packed/separate */
- int alpha; /* type of alpha data present */
- uint32 width; /* image width */
- uint32 height; /* image height */
- uint16 bitspersample; /* image bits/sample */
- uint16 samplesperpixel; /* image samples/pixel */
- uint16 orientation; /* image orientation */
- uint16 req_orientation; /* requested orientation */
- uint16 photometric; /* image photometric interp */
- uint16* redcmap; /* colormap pallete */
- uint16* greencmap;
- uint16* bluecmap;
- /* get image data routine */
- int (*get)(TIFFRGBAImage*, uint32*, uint32, uint32);
- union {
- void (*any)(TIFFRGBAImage*);
- tileContigRoutine contig;
- tileSeparateRoutine separate;
- } put; /* put decoded strip/tile */
- TIFFRGBValue* Map; /* sample mapping array */
- uint32** BWmap; /* black&white map */
- uint32** PALmap; /* palette image map */
- TIFFYCbCrToRGB* ycbcr; /* YCbCr conversion state */
- TIFFCIELabToRGB* cielab; /* CIE L*a*b conversion state */
- int row_offset;
- int col_offset;
- };
- /*
- * Macros for extracting components from the
- * packed ABGR form returned by TIFFReadRGBAImage.
- */
- #define TIFFGetR(abgr) ((abgr) & 0xff)
- #define TIFFGetG(abgr) (((abgr) >> 8) & 0xff)
- #define TIFFGetB(abgr) (((abgr) >> 16) & 0xff)
- #define TIFFGetA(abgr) (((abgr) >> 24) & 0xff)
- /*
- * A CODEC is a software package that implements decoding,
- * encoding, or decoding+encoding of a compression algorithm.
- * The library provides a collection of builtin codecs.
- * More codecs may be registered through calls to the library
- * and/or the builtin implementations may be overridden.
- */
- typedef int (*TIFFInitMethod)(TIFF*, int);
- typedef struct {
- char* name;
- uint16 scheme;
- TIFFInitMethod init;
- } TIFFCodec;
- #include <stdio.h>
- #include <stdarg.h>
- /* share internal LogLuv conversion routines? */
- #ifndef LOGLUV_PUBLIC
- #define LOGLUV_PUBLIC 1
- #endif
- #if defined(c_plusplus) || defined(__cplusplus)
- extern "C" {
- #endif
- typedef void (*TIFFErrorHandler)(const char*, const char*, va_list);
- typedef void (*TIFFErrorHandlerExt)(thandle_t, const char*, const char*, va_list);
- typedef tsize_t (*TIFFReadWriteProc)(thandle_t, tdata_t, tsize_t);
- typedef toff_t (*TIFFSeekProc)(thandle_t, toff_t, int);
- typedef int (*TIFFCloseProc)(thandle_t);
- typedef toff_t (*TIFFSizeProc)(thandle_t);
- typedef int (*TIFFMapFileProc)(thandle_t, tdata_t*, toff_t*);
- typedef void (*TIFFUnmapFileProc)(thandle_t, tdata_t, toff_t);
- typedef void (*TIFFExtendProc)(TIFF*);
- extern const char* TIFFGetVersion(void);
- extern const TIFFCodec* TIFFFindCODEC(uint16);
- extern TIFFCodec* TIFFRegisterCODEC(uint16, const char*, TIFFInitMethod);
- extern void TIFFUnRegisterCODEC(TIFFCodec*);
- extern int TIFFIsCODECConfigured(uint16);
- extern TIFFCodec* TIFFGetConfiguredCODECs(void);
- /*
- * Auxiliary functions.
- */
- extern tdata_t _TIFFmalloc(tsize_t);
- extern tdata_t _TIFFrealloc(tdata_t, tsize_t);
- extern void _TIFFmemset(tdata_t, int, tsize_t);
- extern void _TIFFmemcpy(tdata_t, const tdata_t, tsize_t);
- extern int _TIFFmemcmp(const tdata_t, const tdata_t, tsize_t);
- extern void _TIFFfree(tdata_t);
- /*
- ** Stuff, related to tag handling and creating custom tags.
- */
- extern int TIFFGetTagListCount( TIFF * );
- extern ttag_t TIFFGetTagListEntry( TIFF *, int tag_index );
-
- #define TIFF_ANY TIFF_NOTYPE /* for field descriptor searching */
- #define TIFF_VARIABLE -1 /* marker for variable length tags */
- #define TIFF_SPP -2 /* marker for SamplesPerPixel tags */
- #define TIFF_VARIABLE2 -3 /* marker for uint32 var-length tags */
- #define FIELD_CUSTOM 65
- typedef struct {
- ttag_t field_tag; /* field's tag */
- short field_readcount; /* read count/TIFF_VARIABLE/TIFF_SPP */
- short field_writecount; /* write count/TIFF_VARIABLE */
- TIFFDataType field_type; /* type of associated data */
- unsigned short field_bit; /* bit in fieldsset bit vector */
- unsigned char field_oktochange; /* if true, can change while writing */
- unsigned char field_passcount; /* if true, pass dir count on set */
- char *field_name; /* ASCII name */
- } TIFFFieldInfo;
- typedef struct _TIFFTagValue {
- const TIFFFieldInfo *info;
- int count;
- void *value;
- } TIFFTagValue;
- extern void TIFFMergeFieldInfo(TIFF*, const TIFFFieldInfo[], int);
- extern const TIFFFieldInfo* TIFFFindFieldInfo(TIFF*, ttag_t, TIFFDataType);
- extern const TIFFFieldInfo* TIFFFindFieldInfoByName(TIFF* , const char *,
- TIFFDataType);
- extern const TIFFFieldInfo* TIFFFieldWithTag(TIFF*, ttag_t);
- extern const TIFFFieldInfo* TIFFFieldWithName(TIFF*, const char *);
- typedef int (*TIFFVSetMethod)(TIFF*, ttag_t, va_list);
- typedef int (*TIFFVGetMethod)(TIFF*, ttag_t, va_list);
- typedef void (*TIFFPrintMethod)(TIFF*, FILE*, long);
-
- typedef struct {
- TIFFVSetMethod vsetfield; /* tag set routine */
- TIFFVGetMethod vgetfield; /* tag get routine */
- TIFFPrintMethod printdir; /* directory print routine */
- } TIFFTagMethods;
-
- extern TIFFTagMethods *TIFFAccessTagMethods( TIFF * );
- extern void *TIFFGetClientInfo( TIFF *, const char * );
- extern void TIFFSetClientInfo( TIFF *, void *, const char * );
- extern void TIFFCleanup(TIFF*);
- extern void TIFFClose(TIFF*);
- extern int TIFFFlush(TIFF*);
- extern int TIFFFlushData(TIFF*);
- extern int TIFFGetField(TIFF*, ttag_t, ...);
- extern int TIFFVGetField(TIFF*, ttag_t, va_list);
- extern int TIFFGetFieldDefaulted(TIFF*, ttag_t, ...);
- extern int TIFFVGetFieldDefaulted(TIFF*, ttag_t, va_list);
- extern int TIFFReadDirectory(TIFF*);
- extern int TIFFReadCustomDirectory(TIFF*, toff_t, const TIFFFieldInfo[],
- size_t);
- extern int TIFFReadEXIFDirectory(TIFF*, toff_t);
- extern tsize_t TIFFScanlineSize(TIFF*);
- extern tsize_t TIFFRasterScanlineSize(TIFF*);
- extern tsize_t TIFFStripSize(TIFF*);
- extern tsize_t TIFFRawStripSize(TIFF*, tstrip_t);
- extern tsize_t TIFFVStripSize(TIFF*, uint32);
- extern tsize_t TIFFTileRowSize(TIFF*);
- extern tsize_t TIFFTileSize(TIFF*);
- extern tsize_t TIFFVTileSize(TIFF*, uint32);
- extern uint32 TIFFDefaultStripSize(TIFF*, uint32);
- extern void TIFFDefaultTileSize(TIFF*, uint32*, uint32*);
- extern int TIFFFileno(TIFF*);
- extern int TIFFSetFileno(TIFF*, int);
- extern thandle_t TIFFClientdata(TIFF*);
- extern thandle_t TIFFSetClientdata(TIFF*, thandle_t);
- extern int TIFFGetMode(TIFF*);
- extern int TIFFSetMode(TIFF*, int);
- extern int TIFFIsTiled(TIFF*);
- extern int TIFFIsByteSwapped(TIFF*);
- extern int TIFFIsUpSampled(TIFF*);
- extern int TIFFIsMSB2LSB(TIFF*);
- extern int TIFFIsBigEndian(TIFF*);
- extern TIFFReadWriteProc TIFFGetReadProc(TIFF*);
- extern TIFFReadWriteProc TIFFGetWriteProc(TIFF*);
- extern TIFFSeekProc TIFFGetSeekProc(TIFF*);
- extern TIFFCloseProc TIFFGetCloseProc(TIFF*);
- extern TIFFSizeProc TIFFGetSizeProc(TIFF*);
- extern TIFFMapFileProc TIFFGetMapFileProc(TIFF*);
- extern TIFFUnmapFileProc TIFFGetUnmapFileProc(TIFF*);
- extern uint32 TIFFCurrentRow(TIFF*);
- extern tdir_t TIFFCurrentDirectory(TIFF*);
- extern tdir_t TIFFNumberOfDirectories(TIFF*);
- extern uint32 TIFFCurrentDirOffset(TIFF*);
- extern tstrip_t TIFFCurrentStrip(TIFF*);
- extern ttile_t TIFFCurrentTile(TIFF*);
- extern int TIFFReadBufferSetup(TIFF*, tdata_t, tsize_t);
- extern int TIFFWriteBufferSetup(TIFF*, tdata_t, tsize_t);
- extern int TIFFSetupStrips(TIFF *);
- extern int TIFFWriteCheck(TIFF*, int, const char *);
- extern void TIFFFreeDirectory(TIFF*);
- extern int TIFFCreateDirectory(TIFF*);
- extern int TIFFLastDirectory(TIFF*);
- extern int TIFFSetDirectory(TIFF*, tdir_t);
- extern int TIFFSetSubDirectory(TIFF*, uint32);
- extern int TIFFUnlinkDirectory(TIFF*, tdir_t);
- extern int TIFFSetField(TIFF*, ttag_t, ...);
- extern int TIFFVSetField(TIFF*, ttag_t, va_list);
- extern int TIFFWriteDirectory(TIFF *);
- extern int TIFFCheckpointDirectory(TIFF *);
- extern int TIFFRewriteDirectory(TIFF *);
- extern int TIFFReassignTagToIgnore(enum TIFFIgnoreSense, int);
- #if defined(c_plusplus) || defined(__cplusplus)
- extern void TIFFPrintDirectory(TIFF*, FILE*, long = 0);
- extern int TIFFReadScanline(TIFF*, tdata_t, uint32, tsample_t = 0);
- extern int TIFFWriteScanline(TIFF*, tdata_t, uint32, tsample_t = 0);
- extern int TIFFReadRGBAImage(TIFF*, uint32, uint32, uint32*, int = 0);
- extern int TIFFReadRGBAImageOriented(TIFF*, uint32, uint32, uint32*,
- int = ORIENTATION_BOTLEFT, int = 0);
- #else
- extern void TIFFPrintDirectory(TIFF*, FILE*, long);
- extern int TIFFReadScanline(TIFF*, tdata_t, uint32, tsample_t);
- extern int TIFFWriteScanline(TIFF*, tdata_t, uint32, tsample_t);
- extern int TIFFReadRGBAImage(TIFF*, uint32, uint32, uint32*, int);
- extern int TIFFReadRGBAImageOriented(TIFF*, uint32, uint32, uint32*, int, int);
- #endif
- extern int TIFFReadRGBAStrip(TIFF*, tstrip_t, uint32 * );
- extern int TIFFReadRGBATile(TIFF*, uint32, uint32, uint32 * );
- extern int TIFFRGBAImageOK(TIFF*, char [1024]);
- extern int TIFFRGBAImageBegin(TIFFRGBAImage*, TIFF*, int, char [1024]);
- extern int TIFFRGBAImageGet(TIFFRGBAImage*, uint32*, uint32, uint32);
- extern void TIFFRGBAImageEnd(TIFFRGBAImage*);
- extern TIFF* TIFFOpen(const char*, const char*);
- # ifdef __WIN32__
- extern TIFF* TIFFOpenW(const wchar_t*, const char*);
- # endif /* __WIN32__ */
- extern TIFF* TIFFFdOpen(int, const char*, const char*);
- extern TIFF* TIFFClientOpen(const char*, const char*,
- thandle_t,
- TIFFReadWriteProc, TIFFReadWriteProc,
- TIFFSeekProc, TIFFCloseProc,
- TIFFSizeProc,
- TIFFMapFileProc, TIFFUnmapFileProc);
- extern const char* TIFFFileName(TIFF*);
- extern const char* TIFFSetFileName(TIFF*, const char *);
- extern void TIFFError(const char*, const char*, ...);
- extern void TIFFErrorExt(thandle_t, const char*, const char*, ...);
- extern void TIFFWarning(const char*, const char*, ...);
- extern void TIFFWarningExt(thandle_t, const char*, const char*, ...);
- extern TIFFErrorHandler TIFFSetErrorHandler(TIFFErrorHandler);
- extern TIFFErrorHandlerExt TIFFSetErrorHandlerExt(TIFFErrorHandlerExt);
- extern TIFFErrorHandler TIFFSetWarningHandler(TIFFErrorHandler);
- extern TIFFErrorHandlerExt TIFFSetWarningHandlerExt(TIFFErrorHandlerExt);
- extern TIFFExtendProc TIFFSetTagExtender(TIFFExtendProc);
- extern ttile_t TIFFComputeTile(TIFF*, uint32, uint32, uint32, tsample_t);
- extern int TIFFCheckTile(TIFF*, uint32, uint32, uint32, tsample_t);
- extern ttile_t TIFFNumberOfTiles(TIFF*);
- extern tsize_t TIFFReadTile(TIFF*,
- tdata_t, uint32, uint32, uint32, tsample_t);
- extern tsize_t TIFFWriteTile(TIFF*,
- tdata_t, uint32, uint32, uint32, tsample_t);
- extern tstrip_t TIFFComputeStrip(TIFF*, uint32, tsample_t);
- extern tstrip_t TIFFNumberOfStrips(TIFF*);
- extern tsize_t TIFFReadEncodedStrip(TIFF*, tstrip_t, tdata_t, tsize_t);
- extern tsize_t TIFFReadRawStrip(TIFF*, tstrip_t, tdata_t, tsize_t);
- extern tsize_t TIFFReadEncodedTile(TIFF*, ttile_t, tdata_t, tsize_t);
- extern tsize_t TIFFReadRawTile(TIFF*, ttile_t, tdata_t, tsize_t);
- extern tsize_t TIFFWriteEncodedStrip(TIFF*, tstrip_t, tdata_t, tsize_t);
- extern tsize_t TIFFWriteRawStrip(TIFF*, tstrip_t, tdata_t, tsize_t);
- extern tsize_t TIFFWriteEncodedTile(TIFF*, ttile_t, tdata_t, tsize_t);
- extern tsize_t TIFFWriteRawTile(TIFF*, ttile_t, tdata_t, tsize_t);
- extern int TIFFDataWidth(TIFFDataType); /* table of tag datatype widths */
- extern void TIFFSetWriteOffset(TIFF*, toff_t);
- extern void TIFFSwabShort(uint16*);
- extern void TIFFSwabLong(uint32*);
- extern void TIFFSwabDouble(double*);
- extern void TIFFSwabArrayOfShort(uint16*, unsigned long);
- extern void TIFFSwabArrayOfTriples(uint8*, unsigned long);
- extern void TIFFSwabArrayOfLong(uint32*, unsigned long);
- extern void TIFFSwabArrayOfDouble(double*, unsigned long);
- extern void TIFFReverseBits(unsigned char *, unsigned long);
- extern const unsigned char* TIFFGetBitRevTable(int);
- #ifdef LOGLUV_PUBLIC
- #define U_NEU 0.210526316
- #define V_NEU 0.473684211
- #define UVSCALE 410.
- extern double LogL16toY(int);
- extern double LogL10toY(int);
- extern void XYZtoRGB24(float*, uint8*);
- extern int uv_decode(double*, double*, int);
- extern void LogLuv24toXYZ(uint32, float*);
- extern void LogLuv32toXYZ(uint32, float*);
- #if defined(c_plusplus) || defined(__cplusplus)
- extern int LogL16fromY(double, int = SGILOGENCODE_NODITHER);
- extern int LogL10fromY(double, int = SGILOGENCODE_NODITHER);
- extern int uv_encode(double, double, int = SGILOGENCODE_NODITHER);
- extern uint32 LogLuv24fromXYZ(float*, int = SGILOGENCODE_NODITHER);
- extern uint32 LogLuv32fromXYZ(float*, int = SGILOGENCODE_NODITHER);
- #else
- extern int LogL16fromY(double, int);
- extern int LogL10fromY(double, int);
- extern int uv_encode(double, double, int);
- extern uint32 LogLuv24fromXYZ(float*, int);
- extern uint32 LogLuv32fromXYZ(float*, int);
- #endif
- #endif /* LOGLUV_PUBLIC */
-
- extern int TIFFCIELabToRGBInit(TIFFCIELabToRGB*, TIFFDisplay *, float*);
- extern void TIFFCIELabToXYZ(TIFFCIELabToRGB *, uint32, int32, int32,
- float *, float *, float *);
- extern void TIFFXYZToRGB(TIFFCIELabToRGB *, float, float, float,
- uint32 *, uint32 *, uint32 *);
- extern int TIFFYCbCrToRGBInit(TIFFYCbCrToRGB*, float*, float*);
- extern void TIFFYCbCrtoRGB(TIFFYCbCrToRGB *, uint32, int32, int32,
- uint32 *, uint32 *, uint32 *);
- #if defined(c_plusplus) || defined(__cplusplus)
- }
- #endif
- #endif /* _TIFFIO_ */
- /* vim: set ts=8 sts=8 sw=8 noet: */