| /* | 
 |  * 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 signed and not unsigned because some functions | 
 |  *     return -1. | 
 |  * NB: toff_t is not off_t for many reasons; TIFFs max out at | 
 |  *     32-bit file offsets, and BigTIFF maxes out at 64-bit | 
 |  *     offsets being the most important, and to ensure use of | 
 |  *     a consistently unsigned type across architectures. | 
 |  *     Prior to libtiff 4.0, this was an unsigned 32 bit type. | 
 |  */ | 
 | /* | 
 |  * this is the machine addressing size type, only it's signed, so make it | 
 |  * int32_t on 32bit machines, int64_t on 64bit machines | 
 |  */ | 
 | typedef TIFF_SSIZE_T tmsize_t; | 
 | #define TIFF_TMSIZE_T_MAX (tmsize_t)(SIZE_MAX >> 1) | 
 |  | 
 | typedef uint64_t toff_t; /* file offset */ | 
 | /* the following are deprecated and should be replaced by their defining | 
 |    counterparts */ | 
 | typedef uint32_t ttag_t;    /* directory tag */ | 
 | typedef uint32_t tdir_t;    /* directory index */ | 
 | typedef uint16_t tsample_t; /* sample number */ | 
 | typedef uint32_t tstrile_t; /* strip or tile number */ | 
 | typedef tstrile_t tstrip_t; /* strip number */ | 
 | typedef tstrile_t ttile_t;  /* tile number */ | 
 | typedef tmsize_t tsize_t;   /* i/o size in bytes */ | 
 | typedef void *tdata_t;      /* image data ref */ | 
 |  | 
 | /* | 
 |  * 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(_WIN32) | 
 | #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 */ | 
 |  | 
 | /* | 
 |  * 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_t d_Vrwr; /* Pixel values for ref. white */ | 
 |     uint32_t d_Vrwg; | 
 |     uint32_t 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_t *Cr_g_tab; | 
 |     int32_t *Cb_g_tab; | 
 |     int32_t *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_t *, uint32_t, | 
 |                                   uint32_t, uint32_t, uint32_t, int32_t, | 
 |                                   int32_t, unsigned char *); | 
 | typedef void (*tileSeparateRoutine)(TIFFRGBAImage *, uint32_t *, uint32_t, | 
 |                                     uint32_t, uint32_t, uint32_t, int32_t, | 
 |                                     int32_t, 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_t width;           /* image width */ | 
 |     uint32_t height;          /* image height */ | 
 |     uint16_t bitspersample;   /* image bits/sample */ | 
 |     uint16_t samplesperpixel; /* image samples/pixel */ | 
 |     uint16_t orientation;     /* image orientation */ | 
 |     uint16_t req_orientation; /* requested orientation */ | 
 |     uint16_t photometric;     /* image photometric interp */ | 
 |     uint16_t *redcmap;        /* colormap palette */ | 
 |     uint16_t *greencmap; | 
 |     uint16_t *bluecmap; | 
 |     /* get image data routine */ | 
 |     int (*get)(TIFFRGBAImage *, uint32_t *, uint32_t, uint32_t); | 
 |     /* put decoded strip/tile */ | 
 |     union | 
 |     { | 
 |         void (*any)(TIFFRGBAImage *); | 
 |         tileContigRoutine contig; | 
 |         tileSeparateRoutine separate; | 
 |     } put; | 
 |     TIFFRGBValue *Map;       /* sample mapping array */ | 
 |     uint32_t **BWmap;        /* black&white map */ | 
 |     uint32_t **PALmap;       /* palette image map */ | 
 |     TIFFYCbCrToRGB *ycbcr;   /* YCbCr conversion state */ | 
 |     TIFFCIELabToRGB *cielab; /* CIE L*a*b conversion state */ | 
 |  | 
 |     uint8_t *UaToAa; /* Unassociated alpha to associated alpha conversion LUT */ | 
 |     uint8_t *Bitdepth16To8; /* LUT for conversion from 16bit to 8bit values */ | 
 |  | 
 |     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_t scheme; | 
 |     TIFFInitMethod init; | 
 | } TIFFCodec; | 
 |  | 
 | typedef struct | 
 | { | 
 |     uint32_t uNum; | 
 |     uint32_t uDenom; | 
 | } TIFFRational_t; | 
 |  | 
 | #include <stdarg.h> | 
 | #include <stdio.h> | 
 |  | 
 | /* share internal LogLuv conversion routines? */ | 
 | #ifndef LOGLUV_PUBLIC | 
 | #define LOGLUV_PUBLIC 1 | 
 | #endif | 
 |  | 
 | #if defined(__GNUC__) || defined(__clang__) || defined(__attribute__) | 
 | #define TIFF_ATTRIBUTE(x) __attribute__(x) | 
 | #else | 
 | #define TIFF_ATTRIBUTE(x) /*nothing*/ | 
 | #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 int (*TIFFErrorHandlerExtR)(TIFF *, void *user_data, const char *, | 
 |                                         const char *, va_list); | 
 |     typedef tmsize_t (*TIFFReadWriteProc)(thandle_t, void *, tmsize_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, void **base, toff_t *size); | 
 |     typedef void (*TIFFUnmapFileProc)(thandle_t, void *base, toff_t size); | 
 |     typedef void (*TIFFExtendProc)(TIFF *); | 
 |  | 
 |     extern const char *TIFFGetVersion(void); | 
 |  | 
 |     extern const TIFFCodec *TIFFFindCODEC(uint16_t); | 
 |     extern TIFFCodec *TIFFRegisterCODEC(uint16_t, const char *, TIFFInitMethod); | 
 |     extern void TIFFUnRegisterCODEC(TIFFCodec *); | 
 |     extern int TIFFIsCODECConfigured(uint16_t); | 
 |     extern TIFFCodec *TIFFGetConfiguredCODECs(void); | 
 |  | 
 |     /* | 
 |      * Auxiliary functions. | 
 |      */ | 
 | #ifndef TIFF_DO_NOT_USE_NON_EXT_ALLOC_FUNCTIONS | 
 |     extern void *_TIFFmalloc(tmsize_t s); | 
 |     extern void *_TIFFcalloc(tmsize_t nmemb, tmsize_t siz); | 
 |     extern void *_TIFFrealloc(void *p, tmsize_t s); | 
 |     extern void _TIFFfree(void *p); | 
 | #endif | 
 |     extern void _TIFFmemset(void *p, int v, tmsize_t c); | 
 |     extern void _TIFFmemcpy(void *d, const void *s, tmsize_t c); | 
 |     extern int _TIFFmemcmp(const void *p1, const void *p2, tmsize_t c); | 
 |  | 
 |     /* | 
 |     ** Stuff, related to tag handling and creating custom tags. | 
 |     */ | 
 |     extern int TIFFGetTagListCount(TIFF *); | 
 |     extern uint32_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_t var-length tags */ | 
 |  | 
 | #define FIELD_CUSTOM 65 | 
 |  | 
 |     typedef struct _TIFFField TIFFField; | 
 |     typedef struct _TIFFFieldArray TIFFFieldArray; | 
 |  | 
 |     extern const TIFFField *TIFFFindField(TIFF *, uint32_t, TIFFDataType); | 
 |     extern const TIFFField *TIFFFieldWithTag(TIFF *, uint32_t); | 
 |     extern const TIFFField *TIFFFieldWithName(TIFF *, const char *); | 
 |  | 
 |     extern uint32_t TIFFFieldTag(const TIFFField *); | 
 |     extern const char *TIFFFieldName(const TIFFField *); | 
 |     extern TIFFDataType TIFFFieldDataType(const TIFFField *); | 
 |     extern int TIFFFieldPassCount(const TIFFField *); | 
 |     extern int TIFFFieldReadCount(const TIFFField *); | 
 |     extern int TIFFFieldWriteCount(const TIFFField *); | 
 |     extern int | 
 |     TIFFFieldSetGetSize(const TIFFField *); /* returns internal storage size of | 
 |                                                TIFFSetGetFieldType in bytes. */ | 
 |     extern int TIFFFieldSetGetCountSize( | 
 |         const TIFFField *); /* returns size of count parameter 0=none, | 
 |                                2=uint16_t, 4=uint32_t */ | 
 |     extern int TIFFFieldIsAnonymous(const TIFFField *); | 
 |  | 
 |     typedef int (*TIFFVSetMethod)(TIFF *, uint32_t, va_list); | 
 |     typedef int (*TIFFVGetMethod)(TIFF *, uint32_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 *tif); | 
 |     extern void TIFFClose(TIFF *tif); | 
 |     extern int TIFFFlush(TIFF *tif); | 
 |     extern int TIFFFlushData(TIFF *tif); | 
 |     extern int TIFFGetField(TIFF *tif, uint32_t tag, ...); | 
 |     extern int TIFFVGetField(TIFF *tif, uint32_t tag, va_list ap); | 
 |     extern int TIFFGetFieldDefaulted(TIFF *tif, uint32_t tag, ...); | 
 |     extern int TIFFVGetFieldDefaulted(TIFF *tif, uint32_t tag, va_list ap); | 
 |     extern int TIFFReadDirectory(TIFF *tif); | 
 |     extern int TIFFReadCustomDirectory(TIFF *tif, toff_t diroff, | 
 |                                        const TIFFFieldArray *infoarray); | 
 |     extern int TIFFReadEXIFDirectory(TIFF *tif, toff_t diroff); | 
 |     extern int TIFFReadGPSDirectory(TIFF *tif, toff_t diroff); | 
 |     extern uint64_t TIFFScanlineSize64(TIFF *tif); | 
 |     extern tmsize_t TIFFScanlineSize(TIFF *tif); | 
 |     extern uint64_t TIFFRasterScanlineSize64(TIFF *tif); | 
 |     extern tmsize_t TIFFRasterScanlineSize(TIFF *tif); | 
 |     extern uint64_t TIFFStripSize64(TIFF *tif); | 
 |     extern tmsize_t TIFFStripSize(TIFF *tif); | 
 |     extern uint64_t TIFFRawStripSize64(TIFF *tif, uint32_t strip); | 
 |     extern tmsize_t TIFFRawStripSize(TIFF *tif, uint32_t strip); | 
 |     extern uint64_t TIFFVStripSize64(TIFF *tif, uint32_t nrows); | 
 |     extern tmsize_t TIFFVStripSize(TIFF *tif, uint32_t nrows); | 
 |     extern uint64_t TIFFTileRowSize64(TIFF *tif); | 
 |     extern tmsize_t TIFFTileRowSize(TIFF *tif); | 
 |     extern uint64_t TIFFTileSize64(TIFF *tif); | 
 |     extern tmsize_t TIFFTileSize(TIFF *tif); | 
 |     extern uint64_t TIFFVTileSize64(TIFF *tif, uint32_t nrows); | 
 |     extern tmsize_t TIFFVTileSize(TIFF *tif, uint32_t nrows); | 
 |     extern uint32_t TIFFDefaultStripSize(TIFF *tif, uint32_t request); | 
 |     extern void TIFFDefaultTileSize(TIFF *, uint32_t *, uint32_t *); | 
 |     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 int TIFFIsBigTIFF(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_t TIFFCurrentRow(TIFF *); | 
 |     extern tdir_t TIFFCurrentDirectory(TIFF *); | 
 |     extern tdir_t TIFFNumberOfDirectories(TIFF *); | 
 |     extern uint64_t TIFFCurrentDirOffset(TIFF *); | 
 |     extern uint32_t TIFFCurrentStrip(TIFF *); | 
 |     extern uint32_t TIFFCurrentTile(TIFF *tif); | 
 |     extern int TIFFReadBufferSetup(TIFF *tif, void *bp, tmsize_t size); | 
 |     extern int TIFFWriteBufferSetup(TIFF *tif, void *bp, tmsize_t size); | 
 |     extern int TIFFSetupStrips(TIFF *); | 
 |     extern int TIFFWriteCheck(TIFF *, int, const char *); | 
 |     extern void TIFFFreeDirectory(TIFF *); | 
 |     extern int TIFFCreateDirectory(TIFF *); | 
 |     extern int TIFFCreateCustomDirectory(TIFF *, const TIFFFieldArray *); | 
 |     extern int TIFFCreateEXIFDirectory(TIFF *); | 
 |     extern int TIFFCreateGPSDirectory(TIFF *); | 
 |     extern int TIFFLastDirectory(TIFF *); | 
 |     extern int TIFFSetDirectory(TIFF *, tdir_t); | 
 |     extern int TIFFSetSubDirectory(TIFF *, uint64_t); | 
 |     extern int TIFFUnlinkDirectory(TIFF *, tdir_t); | 
 |     extern int TIFFSetField(TIFF *, uint32_t, ...); | 
 |     extern int TIFFVSetField(TIFF *, uint32_t, va_list); | 
 |     extern int TIFFUnsetField(TIFF *, uint32_t); | 
 |     extern int TIFFWriteDirectory(TIFF *); | 
 |     extern int TIFFWriteCustomDirectory(TIFF *, uint64_t *); | 
 |     extern int TIFFCheckpointDirectory(TIFF *); | 
 |     extern int TIFFRewriteDirectory(TIFF *); | 
 |     extern int TIFFDeferStrileArrayWriting(TIFF *); | 
 |     extern int TIFFForceStrileArrayWriting(TIFF *); | 
 |  | 
 | #if defined(c_plusplus) || defined(__cplusplus) | 
 |     extern void TIFFPrintDirectory(TIFF *, FILE *, long = 0); | 
 |     extern int TIFFReadScanline(TIFF *tif, void *buf, uint32_t row, | 
 |                                 uint16_t sample = 0); | 
 |     extern int TIFFWriteScanline(TIFF *tif, void *buf, uint32_t row, | 
 |                                  uint16_t sample = 0); | 
 |     extern int TIFFReadRGBAImage(TIFF *, uint32_t, uint32_t, uint32_t *, | 
 |                                  int = 0); | 
 |     extern int TIFFReadRGBAImageOriented(TIFF *, uint32_t, uint32_t, uint32_t *, | 
 |                                          int = ORIENTATION_BOTLEFT, int = 0); | 
 | #else | 
 | extern void TIFFPrintDirectory(TIFF *, FILE *, long); | 
 | extern int TIFFReadScanline(TIFF *tif, void *buf, uint32_t row, | 
 |                             uint16_t sample); | 
 | extern int TIFFWriteScanline(TIFF *tif, void *buf, uint32_t row, | 
 |                              uint16_t sample); | 
 | extern int TIFFReadRGBAImage(TIFF *, uint32_t, uint32_t, uint32_t *, int); | 
 | extern int TIFFReadRGBAImageOriented(TIFF *, uint32_t, uint32_t, uint32_t *, | 
 |                                      int, int); | 
 | #endif | 
 |  | 
 |     extern int TIFFReadRGBAStrip(TIFF *, uint32_t, uint32_t *); | 
 |     extern int TIFFReadRGBATile(TIFF *, uint32_t, uint32_t, uint32_t *); | 
 |     extern int TIFFReadRGBAStripExt(TIFF *, uint32_t, uint32_t *, | 
 |                                     int stop_on_error); | 
 |     extern int TIFFReadRGBATileExt(TIFF *, uint32_t, uint32_t, uint32_t *, | 
 |                                    int stop_on_error); | 
 |     extern int TIFFRGBAImageOK(TIFF *, char[1024]); | 
 |     extern int TIFFRGBAImageBegin(TIFFRGBAImage *, TIFF *, int, char[1024]); | 
 |     extern int TIFFRGBAImageGet(TIFFRGBAImage *, uint32_t *, uint32_t, | 
 |                                 uint32_t); | 
 |     extern void TIFFRGBAImageEnd(TIFFRGBAImage *); | 
 |  | 
 |     extern const char *TIFFFileName(TIFF *); | 
 |     extern const char *TIFFSetFileName(TIFF *, const char *); | 
 |     extern void TIFFError(const char *, const char *, ...) | 
 |         TIFF_ATTRIBUTE((__format__(__printf__, 2, 3))); | 
 |     extern void TIFFErrorExt(thandle_t, const char *, const char *, ...) | 
 |         TIFF_ATTRIBUTE((__format__(__printf__, 3, 4))); | 
 |     extern void TIFFWarning(const char *, const char *, ...) | 
 |         TIFF_ATTRIBUTE((__format__(__printf__, 2, 3))); | 
 |     extern void TIFFWarningExt(thandle_t, const char *, const char *, ...) | 
 |         TIFF_ATTRIBUTE((__format__(__printf__, 3, 4))); | 
 |     extern TIFFErrorHandler TIFFSetErrorHandler(TIFFErrorHandler); | 
 |     extern TIFFErrorHandlerExt TIFFSetErrorHandlerExt(TIFFErrorHandlerExt); | 
 |     extern TIFFErrorHandler TIFFSetWarningHandler(TIFFErrorHandler); | 
 |     extern TIFFErrorHandlerExt TIFFSetWarningHandlerExt(TIFFErrorHandlerExt); | 
 |  | 
 |     extern void TIFFWarningExtR(TIFF *, const char *, const char *, ...) | 
 |         TIFF_ATTRIBUTE((__format__(__printf__, 3, 4))); | 
 |     extern void TIFFErrorExtR(TIFF *, const char *, const char *, ...) | 
 |         TIFF_ATTRIBUTE((__format__(__printf__, 3, 4))); | 
 |  | 
 |     typedef struct TIFFOpenOptions TIFFOpenOptions; | 
 |     extern TIFFOpenOptions *TIFFOpenOptionsAlloc(void); | 
 |     extern void TIFFOpenOptionsFree(TIFFOpenOptions *); | 
 |     extern void | 
 |     TIFFOpenOptionsSetMaxSingleMemAlloc(TIFFOpenOptions *opts, | 
 |                                         tmsize_t max_single_mem_alloc); | 
 |     extern void | 
 |     TIFFOpenOptionsSetMaxCumulatedMemAlloc(TIFFOpenOptions *opts, | 
 |                                            tmsize_t max_cumulated_mem_alloc); | 
 |     extern void | 
 |     TIFFOpenOptionsSetErrorHandlerExtR(TIFFOpenOptions *opts, | 
 |                                        TIFFErrorHandlerExtR handler, | 
 |                                        void *errorhandler_user_data); | 
 |     extern void | 
 |     TIFFOpenOptionsSetWarningHandlerExtR(TIFFOpenOptions *opts, | 
 |                                          TIFFErrorHandlerExtR handler, | 
 |                                          void *warnhandler_user_data); | 
 |  | 
 |     extern TIFF *TIFFOpen(const char *, const char *); | 
 |     extern TIFF *TIFFOpenExt(const char *, const char *, TIFFOpenOptions *opts); | 
 | #ifdef _WIN32 | 
 |     extern TIFF *TIFFOpenW(const wchar_t *, const char *); | 
 |     extern TIFF *TIFFOpenWExt(const wchar_t *, const char *, | 
 |                               TIFFOpenOptions *opts); | 
 | #endif /* _WIN32 */ | 
 |     extern TIFF *TIFFFdOpen(int, const char *, const char *); | 
 |     extern TIFF *TIFFFdOpenExt(int, const char *, const char *, | 
 |                                TIFFOpenOptions *opts); | 
 |     extern TIFF *TIFFClientOpen(const char *, const char *, thandle_t, | 
 |                                 TIFFReadWriteProc, TIFFReadWriteProc, | 
 |                                 TIFFSeekProc, TIFFCloseProc, TIFFSizeProc, | 
 |                                 TIFFMapFileProc, TIFFUnmapFileProc); | 
 |     extern TIFF *TIFFClientOpenExt(const char *, const char *, thandle_t, | 
 |                                    TIFFReadWriteProc, TIFFReadWriteProc, | 
 |                                    TIFFSeekProc, TIFFCloseProc, TIFFSizeProc, | 
 |                                    TIFFMapFileProc, TIFFUnmapFileProc, | 
 |                                    TIFFOpenOptions *opts); | 
 |     extern TIFFExtendProc TIFFSetTagExtender(TIFFExtendProc); | 
 |     extern uint32_t TIFFComputeTile(TIFF *tif, uint32_t x, uint32_t y, | 
 |                                     uint32_t z, uint16_t s); | 
 |     extern int TIFFCheckTile(TIFF *tif, uint32_t x, uint32_t y, uint32_t z, | 
 |                              uint16_t s); | 
 |     extern uint32_t TIFFNumberOfTiles(TIFF *); | 
 |     extern tmsize_t TIFFReadTile(TIFF *tif, void *buf, uint32_t x, uint32_t y, | 
 |                                  uint32_t z, uint16_t s); | 
 |     extern tmsize_t TIFFWriteTile(TIFF *tif, void *buf, uint32_t x, uint32_t y, | 
 |                                   uint32_t z, uint16_t s); | 
 |     extern uint32_t TIFFComputeStrip(TIFF *, uint32_t, uint16_t); | 
 |     extern uint32_t TIFFNumberOfStrips(TIFF *); | 
 |     extern tmsize_t TIFFReadEncodedStrip(TIFF *tif, uint32_t strip, void *buf, | 
 |                                          tmsize_t size); | 
 |     extern tmsize_t TIFFReadRawStrip(TIFF *tif, uint32_t strip, void *buf, | 
 |                                      tmsize_t size); | 
 |     extern tmsize_t TIFFReadEncodedTile(TIFF *tif, uint32_t tile, void *buf, | 
 |                                         tmsize_t size); | 
 |     extern tmsize_t TIFFReadRawTile(TIFF *tif, uint32_t tile, void *buf, | 
 |                                     tmsize_t size); | 
 |     extern int TIFFReadFromUserBuffer(TIFF *tif, uint32_t strile, void *inbuf, | 
 |                                       tmsize_t insize, void *outbuf, | 
 |                                       tmsize_t outsize); | 
 |     extern tmsize_t TIFFWriteEncodedStrip(TIFF *tif, uint32_t strip, void *data, | 
 |                                           tmsize_t cc); | 
 |     extern tmsize_t TIFFWriteRawStrip(TIFF *tif, uint32_t strip, void *data, | 
 |                                       tmsize_t cc); | 
 |     extern tmsize_t TIFFWriteEncodedTile(TIFF *tif, uint32_t tile, void *data, | 
 |                                          tmsize_t cc); | 
 |     extern tmsize_t TIFFWriteRawTile(TIFF *tif, uint32_t tile, void *data, | 
 |                                      tmsize_t cc); | 
 |     extern int TIFFDataWidth( | 
 |         TIFFDataType); /* table of tag datatype widths within TIFF file. */ | 
 |     extern void TIFFSetWriteOffset(TIFF *tif, toff_t off); | 
 |     extern void TIFFSwabShort(uint16_t *); | 
 |     extern void TIFFSwabLong(uint32_t *); | 
 |     extern void TIFFSwabLong8(uint64_t *); | 
 |     extern void TIFFSwabFloat(float *); | 
 |     extern void TIFFSwabDouble(double *); | 
 |     extern void TIFFSwabArrayOfShort(uint16_t *wp, tmsize_t n); | 
 |     extern void TIFFSwabArrayOfTriples(uint8_t *tp, tmsize_t n); | 
 |     extern void TIFFSwabArrayOfLong(uint32_t *lp, tmsize_t n); | 
 |     extern void TIFFSwabArrayOfLong8(uint64_t *lp, tmsize_t n); | 
 |     extern void TIFFSwabArrayOfFloat(float *fp, tmsize_t n); | 
 |     extern void TIFFSwabArrayOfDouble(double *dp, tmsize_t n); | 
 |     extern void TIFFReverseBits(uint8_t *cp, tmsize_t n); | 
 |     extern const unsigned char *TIFFGetBitRevTable(int); | 
 |  | 
 |     extern uint64_t TIFFGetStrileOffset(TIFF *tif, uint32_t strile); | 
 |     extern uint64_t TIFFGetStrileByteCount(TIFF *tif, uint32_t strile); | 
 |     extern uint64_t TIFFGetStrileOffsetWithErr(TIFF *tif, uint32_t strile, | 
 |                                                int *pbErr); | 
 |     extern uint64_t TIFFGetStrileByteCountWithErr(TIFF *tif, uint32_t strile, | 
 |                                                   int *pbErr); | 
 |  | 
 | #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_t *); | 
 |     extern int uv_decode(double *, double *, int); | 
 |     extern void LogLuv24toXYZ(uint32_t, float *); | 
 |     extern void LogLuv32toXYZ(uint32_t, 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_t LogLuv24fromXYZ(float *, int = SGILOGENCODE_NODITHER); | 
 |     extern uint32_t 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_t LogLuv24fromXYZ(float *, int); | 
 |     extern uint32_t LogLuv32fromXYZ(float *, int); | 
 | #endif | 
 | #endif /* LOGLUV_PUBLIC */ | 
 |  | 
 |     extern int TIFFCIELabToRGBInit(TIFFCIELabToRGB *, const TIFFDisplay *, | 
 |                                    float *); | 
 |     extern void TIFFCIELabToXYZ(TIFFCIELabToRGB *, uint32_t, int32_t, int32_t, | 
 |                                 float *, float *, float *); | 
 |     extern void TIFFXYZToRGB(TIFFCIELabToRGB *, float, float, float, uint32_t *, | 
 |                              uint32_t *, uint32_t *); | 
 |  | 
 |     extern int TIFFYCbCrToRGBInit(TIFFYCbCrToRGB *, float *, float *); | 
 |     extern void TIFFYCbCrtoRGB(TIFFYCbCrToRGB *, uint32_t, int32_t, int32_t, | 
 |                                uint32_t *, uint32_t *, uint32_t *); | 
 |  | 
 |     /**************************************************************************** | 
 |      *               O B S O L E T E D    I N T E R F A C E S | 
 |      * | 
 |      * Don't use this stuff in your applications, it may be removed in the | 
 |      *future libtiff versions. | 
 |      ****************************************************************************/ | 
 |     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; | 
 |  | 
 |     extern int TIFFMergeFieldInfo(TIFF *, const TIFFFieldInfo[], uint32_t); | 
 |  | 
 | #if defined(c_plusplus) || defined(__cplusplus) | 
 | } | 
 | #endif | 
 |  | 
 | #endif /* _TIFFIO_ */ |