| 1 | /* $Id: tiffio.h,v 1.50 2006/03/21 16:37:51 dron Exp $ */
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| 2 |
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| 3 | /*
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| 4 | * Copyright (c) 1988-1997 Sam Leffler
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| 5 | * Copyright (c) 1991-1997 Silicon Graphics, Inc.
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| 6 | *
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| 7 | * Permission to use, copy, modify, distribute, and sell this software and
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| 8 | * its documentation for any purpose is hereby granted without fee, provided
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| 9 | * that (i) the above copyright notices and this permission notice appear in
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| 10 | * all copies of the software and related documentation, and (ii) the names of
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| 11 | * Sam Leffler and Silicon Graphics may not be used in any advertising or
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| 12 | * publicity relating to the software without the specific, prior written
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| 13 | * permission of Sam Leffler and Silicon Graphics.
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| 14 | *
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| 15 | * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND,
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| 16 | * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
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| 17 | * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
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| 18 | *
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| 19 | * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR
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| 20 | * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
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| 21 | * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
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| 22 | * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
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| 23 | * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
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| 24 | * OF THIS SOFTWARE.
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| 25 | */
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| 26 |
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| 27 | #ifndef _TIFFIO_
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| 28 | #define _TIFFIO_
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| 29 |
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| 30 | /*
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| 31 | * TIFF I/O Library Definitions.
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| 32 | */
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| 33 | #include "tiff.h"
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| 34 | #include "tiffvers.h"
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| 35 |
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| 36 | /*
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| 37 | * TIFF is defined as an incomplete type to hide the
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| 38 | * library's internal data structures from clients.
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| 39 | */
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| 40 | typedef struct tiff TIFF;
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| 41 |
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| 42 | /*
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| 43 | * The following typedefs define the intrinsic size of
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| 44 | * data types used in the *exported* interfaces. These
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| 45 | * definitions depend on the proper definition of types
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| 46 | * in tiff.h. Note also that the varargs interface used
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| 47 | * to pass tag types and values uses the types defined in
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| 48 | * tiff.h directly.
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| 49 | *
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| 50 | * NB: ttag_t is unsigned int and not unsigned short because
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| 51 | * ANSI C requires that the type before the ellipsis be a
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| 52 | * promoted type (i.e. one of int, unsigned int, pointer,
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| 53 | * or double) and because we defined pseudo-tags that are
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| 54 | * outside the range of legal Aldus-assigned tags.
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| 55 | * NB: tsize_t is int32 and not uint32 because some functions
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| 56 | * return -1.
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| 57 | * NB: toff_t is not off_t for many reasons; TIFFs max out at
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| 58 | * 32-bit file offsets being the most important, and to ensure
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| 59 | * that it is unsigned, rather than signed.
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| 60 | */
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| 61 | typedef uint32 ttag_t; /* directory tag */
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| 62 | typedef uint16 tdir_t; /* directory index */
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| 63 | typedef uint16 tsample_t; /* sample number */
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| 64 | typedef uint32 tstrip_t; /* strip number */
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| 65 | typedef uint32 ttile_t; /* tile number */
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| 66 | typedef int32 tsize_t; /* i/o size in bytes */
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| 67 | typedef void* tdata_t; /* image data ref */
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| 68 | typedef uint32 toff_t; /* file offset */
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| 69 |
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| 70 | #if !defined(__WIN32__) && (defined(_WIN32) || defined(WIN32))
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| 71 | #define __WIN32__
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| 72 | #endif
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| 73 |
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| 74 | /*
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| 75 | * On windows you should define USE_WIN32_FILEIO if you are using tif_win32.c
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| 76 | * or AVOID_WIN32_FILEIO if you are using something else (like tif_unix.c).
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| 77 | *
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| 78 | * By default tif_unix.c is assumed.
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| 79 | */
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| 80 |
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| 81 | #if defined(_WINDOWS) || defined(__WIN32__) || defined(_Windows)
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| 82 | # if !defined(__CYGWIN) && !defined(AVOID_WIN32_FILEIO) && !defined(USE_WIN32_FILEIO)
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| 83 | # define AVOID_WIN32_FILEIO
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| 84 | # endif
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| 85 | #endif
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| 86 |
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| 87 | #if defined(USE_WIN32_FILEIO)
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| 88 | # define VC_EXTRALEAN
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| 89 | # include <windows.h>
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| 90 | # ifdef __WIN32__
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| 91 | DECLARE_HANDLE(thandle_t); /* Win32 file handle */
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| 92 | # else
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| 93 | typedef HFILE thandle_t; /* client data handle */
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| 94 | # endif /* __WIN32__ */
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| 95 | #else
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| 96 | typedef void* thandle_t; /* client data handle */
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| 97 | #endif /* USE_WIN32_FILEIO */
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| 98 |
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| 99 | #ifndef NULL
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| 100 | # define NULL (void *)0
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| 101 | #endif
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| 102 |
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| 103 | /*
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| 104 | * Flags to pass to TIFFPrintDirectory to control
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| 105 | * printing of data structures that are potentially
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| 106 | * very large. Bit-or these flags to enable printing
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| 107 | * multiple items.
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| 108 | */
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| 109 | #define TIFFPRINT_NONE 0x0 /* no extra info */
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| 110 | #define TIFFPRINT_STRIPS 0x1 /* strips/tiles info */
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| 111 | #define TIFFPRINT_CURVES 0x2 /* color/gray response curves */
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| 112 | #define TIFFPRINT_COLORMAP 0x4 /* colormap */
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| 113 | #define TIFFPRINT_JPEGQTABLES 0x100 /* JPEG Q matrices */
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| 114 | #define TIFFPRINT_JPEGACTABLES 0x200 /* JPEG AC tables */
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| 115 | #define TIFFPRINT_JPEGDCTABLES 0x200 /* JPEG DC tables */
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| 116 |
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| 117 | /*
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| 118 | * Colour conversion stuff
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| 119 | */
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| 120 |
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| 121 | /* reference white */
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| 122 | #define D65_X0 (95.0470F)
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| 123 | #define D65_Y0 (100.0F)
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| 124 | #define D65_Z0 (108.8827F)
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| 125 |
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| 126 | #define D50_X0 (96.4250F)
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| 127 | #define D50_Y0 (100.0F)
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| 128 | #define D50_Z0 (82.4680F)
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| 129 |
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| 130 | /* Structure for holding information about a display device. */
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| 131 |
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| 132 | typedef unsigned char TIFFRGBValue; /* 8-bit samples */
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| 133 |
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| 134 | typedef struct {
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| 135 | float d_mat[3][3]; /* XYZ -> luminance matrix */
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| 136 | float d_YCR; /* Light o/p for reference white */
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| 137 | float d_YCG;
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| 138 | float d_YCB;
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| 139 | uint32 d_Vrwr; /* Pixel values for ref. white */
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| 140 | uint32 d_Vrwg;
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| 141 | uint32 d_Vrwb;
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| 142 | float d_Y0R; /* Residual light for black pixel */
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| 143 | float d_Y0G;
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| 144 | float d_Y0B;
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| 145 | float d_gammaR; /* Gamma values for the three guns */
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| 146 | float d_gammaG;
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| 147 | float d_gammaB;
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| 148 | } TIFFDisplay;
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| 149 |
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| 150 | typedef struct { /* YCbCr->RGB support */
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| 151 | TIFFRGBValue* clamptab; /* range clamping table */
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| 152 | int* Cr_r_tab;
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| 153 | int* Cb_b_tab;
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| 154 | int32* Cr_g_tab;
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| 155 | int32* Cb_g_tab;
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| 156 | int32* Y_tab;
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| 157 | } TIFFYCbCrToRGB;
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| 158 |
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| 159 | typedef struct { /* CIE Lab 1976->RGB support */
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| 160 | int range; /* Size of conversion table */
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| 161 | #define CIELABTORGB_TABLE_RANGE 1500
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| 162 | float rstep, gstep, bstep;
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| 163 | float X0, Y0, Z0; /* Reference white point */
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| 164 | TIFFDisplay display;
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| 165 | float Yr2r[CIELABTORGB_TABLE_RANGE + 1]; /* Conversion of Yr to r */
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| 166 | float Yg2g[CIELABTORGB_TABLE_RANGE + 1]; /* Conversion of Yg to g */
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| 167 | float Yb2b[CIELABTORGB_TABLE_RANGE + 1]; /* Conversion of Yb to b */
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| 168 | } TIFFCIELabToRGB;
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| 169 |
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| 170 | /*
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| 171 | * RGBA-style image support.
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| 172 | */
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| 173 | typedef struct _TIFFRGBAImage TIFFRGBAImage;
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| 174 | /*
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| 175 | * The image reading and conversion routines invoke
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| 176 | * ``put routines'' to copy/image/whatever tiles of
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| 177 | * raw image data. A default set of routines are
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| 178 | * provided to convert/copy raw image data to 8-bit
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| 179 | * packed ABGR format rasters. Applications can supply
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| 180 | * alternate routines that unpack the data into a
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| 181 | * different format or, for example, unpack the data
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| 182 | * and draw the unpacked raster on the display.
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| 183 | */
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| 184 | typedef void (*tileContigRoutine)
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| 185 | (TIFFRGBAImage*, uint32*, uint32, uint32, uint32, uint32, int32, int32,
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| 186 | unsigned char*);
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| 187 | typedef void (*tileSeparateRoutine)
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| 188 | (TIFFRGBAImage*, uint32*, uint32, uint32, uint32, uint32, int32, int32,
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| 189 | unsigned char*, unsigned char*, unsigned char*, unsigned char*);
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| 190 | /*
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| 191 | * RGBA-reader state.
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| 192 | */
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| 193 | struct _TIFFRGBAImage {
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| 194 | TIFF* tif; /* image handle */
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| 195 | int stoponerr; /* stop on read error */
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| 196 | int isContig; /* data is packed/separate */
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| 197 | int alpha; /* type of alpha data present */
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| 198 | uint32 width; /* image width */
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| 199 | uint32 height; /* image height */
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| 200 | uint16 bitspersample; /* image bits/sample */
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| 201 | uint16 samplesperpixel; /* image samples/pixel */
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| 202 | uint16 orientation; /* image orientation */
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| 203 | uint16 req_orientation; /* requested orientation */
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| 204 | uint16 photometric; /* image photometric interp */
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| 205 | uint16* redcmap; /* colormap pallete */
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| 206 | uint16* greencmap;
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| 207 | uint16* bluecmap;
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| 208 | /* get image data routine */
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| 209 | int (*get)(TIFFRGBAImage*, uint32*, uint32, uint32);
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| 210 | union {
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| 211 | void (*any)(TIFFRGBAImage*);
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| 212 | tileContigRoutine contig;
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| 213 | tileSeparateRoutine separate;
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| 214 | } put; /* put decoded strip/tile */
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| 215 | TIFFRGBValue* Map; /* sample mapping array */
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| 216 | uint32** BWmap; /* black&white map */
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| 217 | uint32** PALmap; /* palette image map */
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| 218 | TIFFYCbCrToRGB* ycbcr; /* YCbCr conversion state */
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| 219 | TIFFCIELabToRGB* cielab; /* CIE L*a*b conversion state */
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| 220 |
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| 221 | int row_offset;
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| 222 | int col_offset;
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| 223 | };
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| 224 |
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| 225 | /*
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| 226 | * Macros for extracting components from the
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| 227 | * packed ABGR form returned by TIFFReadRGBAImage.
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| 228 | */
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| 229 | #define TIFFGetR(abgr) ((abgr) & 0xff)
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| 230 | #define TIFFGetG(abgr) (((abgr) >> 8) & 0xff)
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| 231 | #define TIFFGetB(abgr) (((abgr) >> 16) & 0xff)
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| 232 | #define TIFFGetA(abgr) (((abgr) >> 24) & 0xff)
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| 233 |
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| 234 | /*
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| 235 | * A CODEC is a software package that implements decoding,
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| 236 | * encoding, or decoding+encoding of a compression algorithm.
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| 237 | * The library provides a collection of builtin codecs.
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| 238 | * More codecs may be registered through calls to the library
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| 239 | * and/or the builtin implementations may be overridden.
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| 240 | */
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| 241 | typedef int (*TIFFInitMethod)(TIFF*, int);
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| 242 | typedef struct {
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| 243 | char* name;
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| 244 | uint16 scheme;
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| 245 | TIFFInitMethod init;
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| 246 | } TIFFCodec;
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| 247 |
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| 248 | #include <stdio.h>
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| 249 | #include <stdarg.h>
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| 250 |
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| 251 | /* share internal LogLuv conversion routines? */
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| 252 | #ifndef LOGLUV_PUBLIC
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| 253 | #define LOGLUV_PUBLIC 1
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| 254 | #endif
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| 255 |
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| 256 | #if defined(c_plusplus) || defined(__cplusplus)
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| 257 | extern "C" {
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| 258 | #endif
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| 259 | typedef void (*TIFFErrorHandler)(const char*, const char*, va_list);
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| 260 | typedef void (*TIFFErrorHandlerExt)(thandle_t, const char*, const char*, va_list);
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| 261 | typedef tsize_t (*TIFFReadWriteProc)(thandle_t, tdata_t, tsize_t);
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| 262 | typedef toff_t (*TIFFSeekProc)(thandle_t, toff_t, int);
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| 263 | typedef int (*TIFFCloseProc)(thandle_t);
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| 264 | typedef toff_t (*TIFFSizeProc)(thandle_t);
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| 265 | typedef int (*TIFFMapFileProc)(thandle_t, tdata_t*, toff_t*);
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| 266 | typedef void (*TIFFUnmapFileProc)(thandle_t, tdata_t, toff_t);
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| 267 | typedef void (*TIFFExtendProc)(TIFF*);
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| 268 |
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| 269 | extern const char* TIFFGetVersion(void);
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| 270 |
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| 271 | extern const TIFFCodec* TIFFFindCODEC(uint16);
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| 272 | extern TIFFCodec* TIFFRegisterCODEC(uint16, const char*, TIFFInitMethod);
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| 273 | extern void TIFFUnRegisterCODEC(TIFFCodec*);
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| 274 | extern int TIFFIsCODECConfigured(uint16);
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| 275 | extern TIFFCodec* TIFFGetConfiguredCODECs(void);
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| 276 |
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| 277 | /*
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| 278 | * Auxiliary functions.
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| 279 | */
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| 280 |
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| 281 | extern tdata_t _TIFFmalloc(tsize_t);
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| 282 | extern tdata_t _TIFFrealloc(tdata_t, tsize_t);
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| 283 | extern void _TIFFmemset(tdata_t, int, tsize_t);
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| 284 | extern void _TIFFmemcpy(tdata_t, const tdata_t, tsize_t);
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| 285 | extern int _TIFFmemcmp(const tdata_t, const tdata_t, tsize_t);
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| 286 | extern void _TIFFfree(tdata_t);
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| 287 |
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| 288 | /*
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| 289 | ** Stuff, related to tag handling and creating custom tags.
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| 290 | */
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| 291 | extern int TIFFGetTagListCount( TIFF * );
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| 292 | extern ttag_t TIFFGetTagListEntry( TIFF *, int tag_index );
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| 293 |
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| 294 | #define TIFF_ANY TIFF_NOTYPE /* for field descriptor searching */
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| 295 | #define TIFF_VARIABLE -1 /* marker for variable length tags */
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| 296 | #define TIFF_SPP -2 /* marker for SamplesPerPixel tags */
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| 297 | #define TIFF_VARIABLE2 -3 /* marker for uint32 var-length tags */
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| 298 |
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| 299 | #define FIELD_CUSTOM 65
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| 300 |
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| 301 | typedef struct {
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| 302 | ttag_t field_tag; /* field's tag */
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| 303 | short field_readcount; /* read count/TIFF_VARIABLE/TIFF_SPP */
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| 304 | short field_writecount; /* write count/TIFF_VARIABLE */
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| 305 | TIFFDataType field_type; /* type of associated data */
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| 306 | unsigned short field_bit; /* bit in fieldsset bit vector */
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| 307 | unsigned char field_oktochange; /* if true, can change while writing */
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| 308 | unsigned char field_passcount; /* if true, pass dir count on set */
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| 309 | char *field_name; /* ASCII name */
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| 310 | } TIFFFieldInfo;
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| 311 |
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| 312 | typedef struct _TIFFTagValue {
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| 313 | const TIFFFieldInfo *info;
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| 314 | int count;
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| 315 | void *value;
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| 316 | } TIFFTagValue;
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| 317 |
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| 318 | extern void TIFFMergeFieldInfo(TIFF*, const TIFFFieldInfo[], int);
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| 319 | extern const TIFFFieldInfo* TIFFFindFieldInfo(TIFF*, ttag_t, TIFFDataType);
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| 320 | extern const TIFFFieldInfo* TIFFFindFieldInfoByName(TIFF* , const char *,
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| 321 | TIFFDataType);
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| 322 | extern const TIFFFieldInfo* TIFFFieldWithTag(TIFF*, ttag_t);
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| 323 | extern const TIFFFieldInfo* TIFFFieldWithName(TIFF*, const char *);
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| 324 |
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| 325 | typedef int (*TIFFVSetMethod)(TIFF*, ttag_t, va_list);
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| 326 | typedef int (*TIFFVGetMethod)(TIFF*, ttag_t, va_list);
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| 327 | typedef void (*TIFFPrintMethod)(TIFF*, FILE*, long);
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| 328 |
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| 329 | typedef struct {
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| 330 | TIFFVSetMethod vsetfield; /* tag set routine */
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| 331 | TIFFVGetMethod vgetfield; /* tag get routine */
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| 332 | TIFFPrintMethod printdir; /* directory print routine */
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| 333 | } TIFFTagMethods;
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| 334 |
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| 335 | extern TIFFTagMethods *TIFFAccessTagMethods( TIFF * );
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| 336 | extern void *TIFFGetClientInfo( TIFF *, const char * );
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| 337 | extern void TIFFSetClientInfo( TIFF *, void *, const char * );
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| 338 |
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| 339 | extern void TIFFCleanup(TIFF*);
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| 340 | extern void TIFFClose(TIFF*);
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| 341 | extern int TIFFFlush(TIFF*);
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| 342 | extern int TIFFFlushData(TIFF*);
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| 343 | extern int TIFFGetField(TIFF*, ttag_t, ...);
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| 344 | extern int TIFFVGetField(TIFF*, ttag_t, va_list);
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| 345 | extern int TIFFGetFieldDefaulted(TIFF*, ttag_t, ...);
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| 346 | extern int TIFFVGetFieldDefaulted(TIFF*, ttag_t, va_list);
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| 347 | extern int TIFFReadDirectory(TIFF*);
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| 348 | extern int TIFFReadCustomDirectory(TIFF*, toff_t, const TIFFFieldInfo[],
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| 349 | size_t);
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| 350 | extern int TIFFReadEXIFDirectory(TIFF*, toff_t);
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| 351 | extern tsize_t TIFFScanlineSize(TIFF*);
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| 352 | extern tsize_t TIFFRasterScanlineSize(TIFF*);
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| 353 | extern tsize_t TIFFStripSize(TIFF*);
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| 354 | extern tsize_t TIFFRawStripSize(TIFF*, tstrip_t);
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| 355 | extern tsize_t TIFFVStripSize(TIFF*, uint32);
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| 356 | extern tsize_t TIFFTileRowSize(TIFF*);
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| 357 | extern tsize_t TIFFTileSize(TIFF*);
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| 358 | extern tsize_t TIFFVTileSize(TIFF*, uint32);
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| 359 | extern uint32 TIFFDefaultStripSize(TIFF*, uint32);
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| 360 | extern void TIFFDefaultTileSize(TIFF*, uint32*, uint32*);
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| 361 | extern int TIFFFileno(TIFF*);
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| 362 | extern int TIFFSetFileno(TIFF*, int);
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| 363 | extern thandle_t TIFFClientdata(TIFF*);
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| 364 | extern thandle_t TIFFSetClientdata(TIFF*, thandle_t);
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| 365 | extern int TIFFGetMode(TIFF*);
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| 366 | extern int TIFFSetMode(TIFF*, int);
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| 367 | extern int TIFFIsTiled(TIFF*);
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| 368 | extern int TIFFIsByteSwapped(TIFF*);
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| 369 | extern int TIFFIsUpSampled(TIFF*);
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| 370 | extern int TIFFIsMSB2LSB(TIFF*);
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| 371 | extern int TIFFIsBigEndian(TIFF*);
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| 372 | extern TIFFReadWriteProc TIFFGetReadProc(TIFF*);
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| 373 | extern TIFFReadWriteProc TIFFGetWriteProc(TIFF*);
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| 374 | extern TIFFSeekProc TIFFGetSeekProc(TIFF*);
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| 375 | extern TIFFCloseProc TIFFGetCloseProc(TIFF*);
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| 376 | extern TIFFSizeProc TIFFGetSizeProc(TIFF*);
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| 377 | extern TIFFMapFileProc TIFFGetMapFileProc(TIFF*);
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| 378 | extern TIFFUnmapFileProc TIFFGetUnmapFileProc(TIFF*);
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| 379 | extern uint32 TIFFCurrentRow(TIFF*);
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| 380 | extern tdir_t TIFFCurrentDirectory(TIFF*);
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| 381 | extern tdir_t TIFFNumberOfDirectories(TIFF*);
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| 382 | extern uint32 TIFFCurrentDirOffset(TIFF*);
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| 383 | extern tstrip_t TIFFCurrentStrip(TIFF*);
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| 384 | extern ttile_t TIFFCurrentTile(TIFF*);
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| 385 | extern int TIFFReadBufferSetup(TIFF*, tdata_t, tsize_t);
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| 386 | extern int TIFFWriteBufferSetup(TIFF*, tdata_t, tsize_t);
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| 387 | extern int TIFFSetupStrips(TIFF *);
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| 388 | extern int TIFFWriteCheck(TIFF*, int, const char *);
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| 389 | extern void TIFFFreeDirectory(TIFF*);
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| 390 | extern int TIFFCreateDirectory(TIFF*);
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| 391 | extern int TIFFLastDirectory(TIFF*);
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| 392 | extern int TIFFSetDirectory(TIFF*, tdir_t);
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| 393 | extern int TIFFSetSubDirectory(TIFF*, uint32);
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| 394 | extern int TIFFUnlinkDirectory(TIFF*, tdir_t);
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| 395 | extern int TIFFSetField(TIFF*, ttag_t, ...);
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| 396 | extern int TIFFVSetField(TIFF*, ttag_t, va_list);
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| 397 | extern int TIFFWriteDirectory(TIFF *);
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| 398 | extern int TIFFCheckpointDirectory(TIFF *);
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| 399 | extern int TIFFRewriteDirectory(TIFF *);
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| 400 | extern int TIFFReassignTagToIgnore(enum TIFFIgnoreSense, int);
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| 401 |
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| 402 | #if defined(c_plusplus) || defined(__cplusplus)
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| 403 | extern void TIFFPrintDirectory(TIFF*, FILE*, long = 0);
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| 404 | extern int TIFFReadScanline(TIFF*, tdata_t, uint32, tsample_t = 0);
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| 405 | extern int TIFFWriteScanline(TIFF*, tdata_t, uint32, tsample_t = 0);
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| 406 | extern int TIFFReadRGBAImage(TIFF*, uint32, uint32, uint32*, int = 0);
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| 407 | extern int TIFFReadRGBAImageOriented(TIFF*, uint32, uint32, uint32*,
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| 408 | int = ORIENTATION_BOTLEFT, int = 0);
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| 409 | #else
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| 410 | extern void TIFFPrintDirectory(TIFF*, FILE*, long);
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| 411 | extern int TIFFReadScanline(TIFF*, tdata_t, uint32, tsample_t);
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| 412 | extern int TIFFWriteScanline(TIFF*, tdata_t, uint32, tsample_t);
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| 413 | extern int TIFFReadRGBAImage(TIFF*, uint32, uint32, uint32*, int);
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| 414 | extern int TIFFReadRGBAImageOriented(TIFF*, uint32, uint32, uint32*, int, int);
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| 415 | #endif
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| 416 |
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| 417 | extern int TIFFReadRGBAStrip(TIFF*, tstrip_t, uint32 * );
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| 418 | extern int TIFFReadRGBATile(TIFF*, uint32, uint32, uint32 * );
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| 419 | extern int TIFFRGBAImageOK(TIFF*, char [1024]);
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| 420 | extern int TIFFRGBAImageBegin(TIFFRGBAImage*, TIFF*, int, char [1024]);
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| 421 | extern int TIFFRGBAImageGet(TIFFRGBAImage*, uint32*, uint32, uint32);
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| 422 | extern void TIFFRGBAImageEnd(TIFFRGBAImage*);
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| 423 | extern TIFF* TIFFOpen(const char*, const char*);
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| 424 | # ifdef __WIN32__
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| 425 | extern TIFF* TIFFOpenW(const wchar_t*, const char*);
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| 426 | # endif /* __WIN32__ */
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| 427 | extern TIFF* TIFFFdOpen(int, const char*, const char*);
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| 428 | extern TIFF* TIFFClientOpen(const char*, const char*,
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| 429 | thandle_t,
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| 430 | TIFFReadWriteProc, TIFFReadWriteProc,
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| 431 | TIFFSeekProc, TIFFCloseProc,
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| 432 | TIFFSizeProc,
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| 433 | TIFFMapFileProc, TIFFUnmapFileProc);
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| 434 | extern const char* TIFFFileName(TIFF*);
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| 435 | extern const char* TIFFSetFileName(TIFF*, const char *);
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| 436 | extern void TIFFError(const char*, const char*, ...);
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| 437 | extern void TIFFErrorExt(thandle_t, const char*, const char*, ...);
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| 438 | extern void TIFFWarning(const char*, const char*, ...);
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| 439 | extern void TIFFWarningExt(thandle_t, const char*, const char*, ...);
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| 440 | extern TIFFErrorHandler TIFFSetErrorHandler(TIFFErrorHandler);
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| 441 | extern TIFFErrorHandlerExt TIFFSetErrorHandlerExt(TIFFErrorHandlerExt);
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| 442 | extern TIFFErrorHandler TIFFSetWarningHandler(TIFFErrorHandler);
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| 443 | extern TIFFErrorHandlerExt TIFFSetWarningHandlerExt(TIFFErrorHandlerExt);
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| 444 | extern TIFFExtendProc TIFFSetTagExtender(TIFFExtendProc);
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| 445 | extern ttile_t TIFFComputeTile(TIFF*, uint32, uint32, uint32, tsample_t);
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| 446 | extern int TIFFCheckTile(TIFF*, uint32, uint32, uint32, tsample_t);
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| 447 | extern ttile_t TIFFNumberOfTiles(TIFF*);
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| 448 | extern tsize_t TIFFReadTile(TIFF*,
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| 449 | tdata_t, uint32, uint32, uint32, tsample_t);
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| 450 | extern tsize_t TIFFWriteTile(TIFF*,
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| 451 | tdata_t, uint32, uint32, uint32, tsample_t);
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| 452 | extern tstrip_t TIFFComputeStrip(TIFF*, uint32, tsample_t);
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| 453 | extern tstrip_t TIFFNumberOfStrips(TIFF*);
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| 454 | extern tsize_t TIFFReadEncodedStrip(TIFF*, tstrip_t, tdata_t, tsize_t);
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| 455 | extern tsize_t TIFFReadRawStrip(TIFF*, tstrip_t, tdata_t, tsize_t);
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| 456 | extern tsize_t TIFFReadEncodedTile(TIFF*, ttile_t, tdata_t, tsize_t);
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| 457 | extern tsize_t TIFFReadRawTile(TIFF*, ttile_t, tdata_t, tsize_t);
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| 458 | extern tsize_t TIFFWriteEncodedStrip(TIFF*, tstrip_t, tdata_t, tsize_t);
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| 459 | extern tsize_t TIFFWriteRawStrip(TIFF*, tstrip_t, tdata_t, tsize_t);
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| 460 | extern tsize_t TIFFWriteEncodedTile(TIFF*, ttile_t, tdata_t, tsize_t);
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| 461 | extern tsize_t TIFFWriteRawTile(TIFF*, ttile_t, tdata_t, tsize_t);
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| 462 | extern int TIFFDataWidth(TIFFDataType); /* table of tag datatype widths */
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| 463 | extern void TIFFSetWriteOffset(TIFF*, toff_t);
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| 464 | extern void TIFFSwabShort(uint16*);
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| 465 | extern void TIFFSwabLong(uint32*);
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| 466 | extern void TIFFSwabDouble(double*);
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| 467 | extern void TIFFSwabArrayOfShort(uint16*, unsigned long);
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| 468 | extern void TIFFSwabArrayOfTriples(uint8*, unsigned long);
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| 469 | extern void TIFFSwabArrayOfLong(uint32*, unsigned long);
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| 470 | extern void TIFFSwabArrayOfDouble(double*, unsigned long);
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| 471 | extern void TIFFReverseBits(unsigned char *, unsigned long);
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| 472 | extern const unsigned char* TIFFGetBitRevTable(int);
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| 473 |
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| 474 | #ifdef LOGLUV_PUBLIC
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| 475 | #define U_NEU 0.210526316
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| 476 | #define V_NEU 0.473684211
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| 477 | #define UVSCALE 410.
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| 478 | extern double LogL16toY(int);
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| 479 | extern double LogL10toY(int);
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| 480 | extern void XYZtoRGB24(float*, uint8*);
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| 481 | extern int uv_decode(double*, double*, int);
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| 482 | extern void LogLuv24toXYZ(uint32, float*);
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| 483 | extern void LogLuv32toXYZ(uint32, float*);
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| 484 | #if defined(c_plusplus) || defined(__cplusplus)
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| 485 | extern int LogL16fromY(double, int = SGILOGENCODE_NODITHER);
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| 486 | extern int LogL10fromY(double, int = SGILOGENCODE_NODITHER);
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| 487 | extern int uv_encode(double, double, int = SGILOGENCODE_NODITHER);
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| 488 | extern uint32 LogLuv24fromXYZ(float*, int = SGILOGENCODE_NODITHER);
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| 489 | extern uint32 LogLuv32fromXYZ(float*, int = SGILOGENCODE_NODITHER);
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| 490 | #else
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|---|
| 491 | extern int LogL16fromY(double, int);
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|---|
| 492 | extern int LogL10fromY(double, int);
|
|---|
| 493 | extern int uv_encode(double, double, int);
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|---|
| 494 | extern uint32 LogLuv24fromXYZ(float*, int);
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|---|
| 495 | extern uint32 LogLuv32fromXYZ(float*, int);
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|---|
| 496 | #endif
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| 497 | #endif /* LOGLUV_PUBLIC */
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| 498 |
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| 499 | extern int TIFFCIELabToRGBInit(TIFFCIELabToRGB*, TIFFDisplay *, float*);
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| 500 | extern void TIFFCIELabToXYZ(TIFFCIELabToRGB *, uint32, int32, int32,
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| 501 | float *, float *, float *);
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| 502 | extern void TIFFXYZToRGB(TIFFCIELabToRGB *, float, float, float,
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| 503 | uint32 *, uint32 *, uint32 *);
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| 504 |
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| 505 | extern int TIFFYCbCrToRGBInit(TIFFYCbCrToRGB*, float*, float*);
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| 506 | extern void TIFFYCbCrtoRGB(TIFFYCbCrToRGB *, uint32, int32, int32,
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| 507 | uint32 *, uint32 *, uint32 *);
|
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| 508 |
|
|---|
| 509 | #if defined(c_plusplus) || defined(__cplusplus)
|
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| 510 | }
|
|---|
| 511 | #endif
|
|---|
| 512 |
|
|---|
| 513 | #endif /* _TIFFIO_ */
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| 514 |
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| 515 | /* vim: set ts=8 sts=8 sw=8 noet: */
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