1/* 
2 * Copyright (c) 1988-1997 Sam Leffler 
3 * Copyright (c) 1991-1997 Silicon Graphics, Inc. 
4 * 
5 * Permission to use, copy, modify, distribute, and sell this software and 
6 * its documentation for any purpose is hereby granted without fee, provided 
7 * that (i) the above copyright notices and this permission notice appear in 
8 * all copies of the software and related documentation, and (ii) the names of 
9 * Sam Leffler and Silicon Graphics may not be used in any advertising or 
10 * publicity relating to the software without the specific, prior written 
11 * permission of Sam Leffler and Silicon Graphics. 
12 * 
13 * THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND, 
14 * EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY 
15 * WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE. 
16 * 
17 * IN NO EVENT SHALL SAM LEFFLER OR SILICON GRAPHICS BE LIABLE FOR 
18 * ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND, 
19 * OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, 
20 * WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF 
21 * LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE 
22 * OF THIS SOFTWARE. 
23 */ 
24 
25#ifndef _TIFFIO_ 
26#define _TIFFIO_ 
27 
28/* 
29 * TIFF I/O Library Definitions. 
30 */ 
31#include "tiff.h" 
32#include "tiffvers.h" 
33 
34/* 
35 * TIFF is defined as an incomplete type to hide the 
36 * library's internal data structures from clients. 
37 */ 
38typedef struct tiff TIFF; 
39 
40/* 
41 * The following typedefs define the intrinsic size of 
42 * data types used in the *exported* interfaces. These 
43 * definitions depend on the proper definition of types 
44 * in tiff.h. Note also that the varargs interface used 
45 * to pass tag types and values uses the types defined in 
46 * tiff.h directly. 
47 * 
48 * NB: ttag_t is unsigned int and not unsigned short because 
49 * ANSI C requires that the type before the ellipsis be a 
50 * promoted type (i.e. one of int, unsigned int, pointer, 
51 * or double) and because we defined pseudo-tags that are 
52 * outside the range of legal Aldus-assigned tags. 
53 * NB: tsize_t is signed and not unsigned because some functions 
54 * return -1. 
55 * NB: toff_t is not off_t for many reasons; TIFFs max out at 
56 * 32-bit file offsets, and BigTIFF maxes out at 64-bit 
57 * offsets being the most important, and to ensure use of 
58 * a consistently unsigned type across architectures. 
59 * Prior to libtiff 4.0, this was an unsigned 32 bit type. 
60 */ 
61/* 
62 * this is the machine addressing size type, only it's signed, so make it 
63 * int32 on 32bit machines, int64 on 64bit machines 
64 */ 
65typedef TIFF_SSIZE_T tmsize_t; 
66typedef uint64 toff_t; /* file offset */ 
67/* the following are deprecated and should be replaced by their defining 
68 counterparts */ 
69typedef uint32 ttag_t; /* directory tag */ 
70typedef uint16 tdir_t; /* directory index */ 
71typedef uint16 tsample_t; /* sample number */ 
72typedef uint32 tstrile_t; /* strip or tile number */ 
73typedef tstrile_t tstrip_t; /* strip number */ 
74typedef tstrile_t ttile_t; /* tile number */ 
75typedef tmsize_t tsize_t; /* i/o size in bytes */ 
76typedef void* tdata_t; /* image data ref */ 
77 
78#if !defined(__WIN32__) && (defined(_WIN32) || defined(WIN32)) 
79#define __WIN32__ 
80#endif 
81 
82/* 
83 * On windows you should define USE_WIN32_FILEIO if you are using tif_win32.c 
84 * or AVOID_WIN32_FILEIO if you are using something else (like tif_unix.c). 
85 * 
86 * By default tif_unix.c is assumed. 
87 */ 
88 
89#if defined(_WINDOWS) || defined(__WIN32__) || defined(_Windows) 
90# if !defined(__CYGWIN) && !defined(AVOID_WIN32_FILEIO) && !defined(USE_WIN32_FILEIO) 
91# define AVOID_WIN32_FILEIO 
92# endif 
93#endif 
94 
95#if defined(USE_WIN32_FILEIO) 
96# define VC_EXTRALEAN 
97# include <windows.h> 
98# ifdef __WIN32__ 
99DECLARE_HANDLE(thandle_t); /* Win32 file handle */ 
100# else 
101typedef HFILE thandle_t; /* client data handle */ 
102# endif /* __WIN32__ */ 
103#else 
104typedef void* thandle_t; /* client data handle */ 
105#endif /* USE_WIN32_FILEIO */ 
106 
107/* 
108 * Flags to pass to TIFFPrintDirectory to control 
109 * printing of data structures that are potentially 
110 * very large. Bit-or these flags to enable printing 
111 * multiple items. 
112 */ 
113#define TIFFPRINT_NONE 0x0 /* no extra info */ 
114#define TIFFPRINT_STRIPS 0x1 /* strips/tiles info */ 
115#define TIFFPRINT_CURVES 0x2 /* color/gray response curves */ 
116#define TIFFPRINT_COLORMAP 0x4 /* colormap */ 
117#define TIFFPRINT_JPEGQTABLES 0x100 /* JPEG Q matrices */ 
118#define TIFFPRINT_JPEGACTABLES 0x200 /* JPEG AC tables */ 
119#define TIFFPRINT_JPEGDCTABLES 0x200 /* JPEG DC tables */ 
120 
121/*  
122 * Colour conversion stuff 
123 */ 
124 
125/* reference white */ 
126#define D65_X0 (95.0470F) 
127#define D65_Y0 (100.0F) 
128#define D65_Z0 (108.8827F) 
129 
130#define D50_X0 (96.4250F) 
131#define D50_Y0 (100.0F) 
132#define D50_Z0 (82.4680F) 
133 
134/* Structure for holding information about a display device. */ 
135 
136typedef unsigned char TIFFRGBValue; /* 8-bit samples */ 
137 
138typedef struct { 
139 float d_mat[3][3]; /* XYZ -> luminance matrix */ 
140 float d_YCR; /* Light o/p for reference white */ 
141 float d_YCG; 
142 float d_YCB; 
143 uint32 d_Vrwr; /* Pixel values for ref. white */ 
144 uint32 d_Vrwg; 
145 uint32 d_Vrwb; 
146 float d_Y0R; /* Residual light for black pixel */ 
147 float d_Y0G; 
148 float d_Y0B; 
149 float d_gammaR; /* Gamma values for the three guns */ 
150 float d_gammaG; 
151 float d_gammaB; 
152} TIFFDisplay; 
153 
154typedef struct { /* YCbCr->RGB support */ 
155 TIFFRGBValue* clamptab; /* range clamping table */ 
156 int* Cr_r_tab; 
157 int* Cb_b_tab; 
158 int32* Cr_g_tab; 
159 int32* Cb_g_tab; 
160 int32* Y_tab; 
161} TIFFYCbCrToRGB; 
162 
163typedef struct { /* CIE Lab 1976->RGB support */ 
164 int range; /* Size of conversion table */ 
165#define CIELABTORGB_TABLE_RANGE 1500 
166 float rstep, gstep, bstep; 
167 float X0, Y0, Z0; /* Reference white point */ 
168 TIFFDisplay display; 
169 float Yr2r[CIELABTORGB_TABLE_RANGE + 1]; /* Conversion of Yr to r */ 
170 float Yg2g[CIELABTORGB_TABLE_RANGE + 1]; /* Conversion of Yg to g */ 
171 float Yb2b[CIELABTORGB_TABLE_RANGE + 1]; /* Conversion of Yb to b */ 
172} TIFFCIELabToRGB; 
173 
174/* 
175 * RGBA-style image support. 
176 */ 
177typedef struct _TIFFRGBAImage TIFFRGBAImage; 
178/* 
179 * The image reading and conversion routines invoke 
180 * ``put routines'' to copy/image/whatever tiles of 
181 * raw image data. A default set of routines are  
182 * provided to convert/copy raw image data to 8-bit 
183 * packed ABGR format rasters. Applications can supply 
184 * alternate routines that unpack the data into a 
185 * different format or, for example, unpack the data 
186 * and draw the unpacked raster on the display. 
187 */ 
188typedef void (*tileContigRoutine) 
189 (TIFFRGBAImage*, uint32*, uint32, uint32, uint32, uint32, int32, int32, 
190 unsigned char*); 
191typedef void (*tileSeparateRoutine) 
192 (TIFFRGBAImage*, uint32*, uint32, uint32, uint32, uint32, int32, int32, 
193 unsigned char*, unsigned char*, unsigned char*, unsigned char*); 
194/* 
195 * RGBA-reader state. 
196 */ 
197struct _TIFFRGBAImage { 
198 TIFF* tif; /* image handle */ 
199 int stoponerr; /* stop on read error */ 
200 int isContig; /* data is packed/separate */ 
201 int alpha; /* type of alpha data present */ 
202 uint32 width; /* image width */ 
203 uint32 height; /* image height */ 
204 uint16 bitspersample; /* image bits/sample */ 
205 uint16 samplesperpixel; /* image samples/pixel */ 
206 uint16 orientation; /* image orientation */ 
207 uint16 req_orientation; /* requested orientation */ 
208 uint16 photometric; /* image photometric interp */ 
209 uint16* redcmap; /* colormap palette */ 
210 uint16* greencmap; 
211 uint16* bluecmap; 
212 /* get image data routine */ 
213 int (*get)(TIFFRGBAImage*, uint32*, uint32, uint32); 
214 /* put decoded strip/tile */ 
215 union { 
216 void (*any)(TIFFRGBAImage*); 
217 tileContigRoutine contig; 
218 tileSeparateRoutine separate; 
219 } put; 
220 TIFFRGBValue* Map; /* sample mapping array */ 
221 uint32** BWmap; /* black&white map */ 
222 uint32** PALmap; /* palette image map */ 
223 TIFFYCbCrToRGB* ycbcr; /* YCbCr conversion state */ 
224 TIFFCIELabToRGB* cielab; /* CIE L*a*b conversion state */ 
225 
226 uint8* UaToAa; /* Unassociated alpha to associated alpha conversion LUT */ 
227 uint8* Bitdepth16To8; /* LUT for conversion from 16bit to 8bit values */ 
228 
229 int row_offset; 
230 int col_offset; 
231}; 
232 
233/* 
234 * Macros for extracting components from the 
235 * packed ABGR form returned by TIFFReadRGBAImage. 
236 */ 
237#define TIFFGetR(abgr) ((abgr) & 0xff) 
238#define TIFFGetG(abgr) (((abgr) >> 8) & 0xff) 
239#define TIFFGetB(abgr) (((abgr) >> 16) & 0xff) 
240#define TIFFGetA(abgr) (((abgr) >> 24) & 0xff) 
241 
242/* 
243 * A CODEC is a software package that implements decoding, 
244 * encoding, or decoding+encoding of a compression algorithm. 
245 * The library provides a collection of builtin codecs. 
246 * More codecs may be registered through calls to the library 
247 * and/or the builtin implementations may be overridden. 
248 */ 
249typedef int (*TIFFInitMethod)(TIFF*, int); 
250typedef struct { 
251 char* name; 
252 uint16 scheme; 
253 TIFFInitMethod init; 
254} TIFFCodec; 
255 
256#include <stdio.h> 
257#include <stdarg.h> 
258 
259/* share internal LogLuv conversion routines? */ 
260#ifndef LOGLUV_PUBLIC 
261#define LOGLUV_PUBLIC 1 
262#endif 
263 
264#if defined(__GNUC__) || defined(__attribute__) 
265# define TIFF_ATTRIBUTE(x) __attribute__(x) 
266#else 
267# define TIFF_ATTRIBUTE(x) /*nothing*/ 
268#endif 
269 
270#if defined(c_plusplus) || defined(__cplusplus) 
271extern "C" { 
272#endif 
273typedef void (*TIFFErrorHandler)(const char*, const char*, va_list); 
274typedef void (*TIFFErrorHandlerExt)(thandle_t, const char*, const char*, va_list); 
275typedef tmsize_t (*TIFFReadWriteProc)(thandle_t, void*, tmsize_t); 
276typedef toff_t (*TIFFSeekProc)(thandle_t, toff_t, int); 
277typedef int (*TIFFCloseProc)(thandle_t); 
278typedef toff_t (*TIFFSizeProc)(thandle_t); 
279typedef int (*TIFFMapFileProc)(thandle_t, void** base, toff_t* size); 
280typedef void (*TIFFUnmapFileProc)(thandle_t, void* base, toff_t size); 
281typedef void (*TIFFExtendProc)(TIFF*); 
282 
283extern const char* TIFFGetVersion(void); 
284 
285extern const TIFFCodec* TIFFFindCODEC(uint16); 
286extern TIFFCodec* TIFFRegisterCODEC(uint16, const char*, TIFFInitMethod); 
287extern void TIFFUnRegisterCODEC(TIFFCodec*); 
288extern int TIFFIsCODECConfigured(uint16); 
289extern TIFFCodec* TIFFGetConfiguredCODECs(void); 
290 
291/* 
292 * Auxiliary functions. 
293 */ 
294 
295extern void* _TIFFmalloc(tmsize_t s); 
296extern void* _TIFFcalloc(tmsize_t nmemb, tmsize_t siz); 
297extern void* _TIFFrealloc(void* p, tmsize_t s); 
298extern void _TIFFmemset(void* p, int v, tmsize_t c); 
299extern void _TIFFmemcpy(void* d, const void* s, tmsize_t c); 
300extern int _TIFFmemcmp(const void* p1, const void* p2, tmsize_t c); 
301extern void _TIFFfree(void* p); 
302 
303/* 
304** Stuff, related to tag handling and creating custom tags. 
305*/ 
306extern int TIFFGetTagListCount( TIFF * ); 
307extern uint32 TIFFGetTagListEntry( TIFF *, int tag_index ); 
308  
309#define TIFF_ANY TIFF_NOTYPE /* for field descriptor searching */ 
310#define TIFF_VARIABLE -1 /* marker for variable length tags */ 
311#define TIFF_SPP -2 /* marker for SamplesPerPixel tags */ 
312#define TIFF_VARIABLE2 -3 /* marker for uint32 var-length tags */ 
313 
314#define FIELD_CUSTOM 65 
315 
316typedef struct _TIFFField TIFFField; 
317typedef struct _TIFFFieldArray TIFFFieldArray; 
318 
319extern const TIFFField* TIFFFindField(TIFF *, uint32, TIFFDataType); 
320extern const TIFFField* TIFFFieldWithTag(TIFF*, uint32); 
321extern const TIFFField* TIFFFieldWithName(TIFF*, const char *); 
322 
323extern uint32 TIFFFieldTag(const TIFFField*); 
324extern const char* TIFFFieldName(const TIFFField*); 
325extern TIFFDataType TIFFFieldDataType(const TIFFField*); 
326extern int TIFFFieldPassCount(const TIFFField*); 
327extern int TIFFFieldReadCount(const TIFFField*); 
328extern int TIFFFieldWriteCount(const TIFFField*); 
329 
330typedef int (*TIFFVSetMethod)(TIFF*, uint32, va_list); 
331typedef int (*TIFFVGetMethod)(TIFF*, uint32, va_list); 
332typedef void (*TIFFPrintMethod)(TIFF*, FILE*, long); 
333 
334typedef struct { 
335 TIFFVSetMethod vsetfield; /* tag set routine */ 
336 TIFFVGetMethod vgetfield; /* tag get routine */ 
337 TIFFPrintMethod printdir; /* directory print routine */ 
338} TIFFTagMethods; 
339 
340extern TIFFTagMethods *TIFFAccessTagMethods(TIFF *); 
341extern void *TIFFGetClientInfo(TIFF *, const char *); 
342extern void TIFFSetClientInfo(TIFF *, void *, const char *); 
343 
344extern void TIFFCleanup(TIFF* tif); 
345extern void TIFFClose(TIFF* tif); 
346extern int TIFFFlush(TIFF* tif); 
347extern int TIFFFlushData(TIFF* tif); 
348extern int TIFFGetField(TIFF* tif, uint32 tag, ...); 
349extern int TIFFVGetField(TIFF* tif, uint32 tag, va_list ap); 
350extern int TIFFGetFieldDefaulted(TIFF* tif, uint32 tag, ...); 
351extern int TIFFVGetFieldDefaulted(TIFF* tif, uint32 tag, va_list ap); 
352extern int TIFFReadDirectory(TIFF* tif); 
353extern int TIFFReadCustomDirectory(TIFF* tif, toff_t diroff, const TIFFFieldArray* infoarray); 
354extern int TIFFReadEXIFDirectory(TIFF* tif, toff_t diroff); 
355extern int TIFFReadGPSDirectory(TIFF* tif, toff_t diroff); 
356extern uint64 TIFFScanlineSize64(TIFF* tif); 
357extern tmsize_t TIFFScanlineSize(TIFF* tif); 
358extern uint64 TIFFRasterScanlineSize64(TIFF* tif); 
359extern tmsize_t TIFFRasterScanlineSize(TIFF* tif); 
360extern uint64 TIFFStripSize64(TIFF* tif); 
361extern tmsize_t TIFFStripSize(TIFF* tif); 
362extern uint64 TIFFRawStripSize64(TIFF* tif, uint32 strip); 
363extern tmsize_t TIFFRawStripSize(TIFF* tif, uint32 strip); 
364extern uint64 TIFFVStripSize64(TIFF* tif, uint32 nrows); 
365extern tmsize_t TIFFVStripSize(TIFF* tif, uint32 nrows); 
366extern uint64 TIFFTileRowSize64(TIFF* tif); 
367extern tmsize_t TIFFTileRowSize(TIFF* tif); 
368extern uint64 TIFFTileSize64(TIFF* tif); 
369extern tmsize_t TIFFTileSize(TIFF* tif); 
370extern uint64 TIFFVTileSize64(TIFF* tif, uint32 nrows); 
371extern tmsize_t TIFFVTileSize(TIFF* tif, uint32 nrows); 
372extern uint32 TIFFDefaultStripSize(TIFF* tif, uint32 request); 
373extern void TIFFDefaultTileSize(TIFF*, uint32*, uint32*); 
374extern int TIFFFileno(TIFF*); 
375extern int TIFFSetFileno(TIFF*, int); 
376extern thandle_t TIFFClientdata(TIFF*); 
377extern thandle_t TIFFSetClientdata(TIFF*, thandle_t); 
378extern int TIFFGetMode(TIFF*); 
379extern int TIFFSetMode(TIFF*, int); 
380extern int TIFFIsTiled(TIFF*); 
381extern int TIFFIsByteSwapped(TIFF*); 
382extern int TIFFIsUpSampled(TIFF*); 
383extern int TIFFIsMSB2LSB(TIFF*); 
384extern int TIFFIsBigEndian(TIFF*); 
385extern TIFFReadWriteProc TIFFGetReadProc(TIFF*); 
386extern TIFFReadWriteProc TIFFGetWriteProc(TIFF*); 
387extern TIFFSeekProc TIFFGetSeekProc(TIFF*);  
388extern TIFFCloseProc TIFFGetCloseProc(TIFF*); 
389extern TIFFSizeProc TIFFGetSizeProc(TIFF*); 
390extern TIFFMapFileProc TIFFGetMapFileProc(TIFF*); 
391extern TIFFUnmapFileProc TIFFGetUnmapFileProc(TIFF*); 
392extern uint32 TIFFCurrentRow(TIFF*); 
393extern uint16 TIFFCurrentDirectory(TIFF*); 
394extern uint16 TIFFNumberOfDirectories(TIFF*); 
395extern uint64 TIFFCurrentDirOffset(TIFF*); 
396extern uint32 TIFFCurrentStrip(TIFF*); 
397extern uint32 TIFFCurrentTile(TIFF* tif); 
398extern int TIFFReadBufferSetup(TIFF* tif, void* bp, tmsize_t size); 
399extern int TIFFWriteBufferSetup(TIFF* tif, void* bp, tmsize_t size);  
400extern int TIFFSetupStrips(TIFF *); 
401extern int TIFFWriteCheck(TIFF*, int, const char *); 
402extern void TIFFFreeDirectory(TIFF*); 
403extern int TIFFCreateDirectory(TIFF*); 
404extern int TIFFCreateCustomDirectory(TIFF*,const TIFFFieldArray*); 
405extern int TIFFCreateEXIFDirectory(TIFF*); 
406extern int TIFFCreateGPSDirectory(TIFF*); 
407extern int TIFFLastDirectory(TIFF*); 
408extern int TIFFSetDirectory(TIFF*, uint16); 
409extern int TIFFSetSubDirectory(TIFF*, uint64); 
410extern int TIFFUnlinkDirectory(TIFF*, uint16); 
411extern int TIFFSetField(TIFF*, uint32, ...); 
412extern int TIFFVSetField(TIFF*, uint32, va_list); 
413extern int TIFFUnsetField(TIFF*, uint32); 
414extern int TIFFWriteDirectory(TIFF *); 
415extern int TIFFWriteCustomDirectory(TIFF *, uint64 *); 
416extern int TIFFCheckpointDirectory(TIFF *); 
417extern int TIFFRewriteDirectory(TIFF *); 
418extern int TIFFDeferStrileArrayWriting(TIFF *); 
419extern int TIFFForceStrileArrayWriting(TIFF* ); 
420 
421#if defined(c_plusplus) || defined(__cplusplus) 
422extern void TIFFPrintDirectory(TIFF*, FILE*, long = 0); 
423extern int TIFFReadScanline(TIFF* tif, void* buf, uint32 row, uint16 sample = 0); 
424extern int TIFFWriteScanline(TIFF* tif, void* buf, uint32 row, uint16 sample = 0); 
425extern int TIFFReadRGBAImage(TIFF*, uint32, uint32, uint32*, int = 0); 
426extern int TIFFReadRGBAImageOriented(TIFF*, uint32, uint32, uint32*, 
427 int = ORIENTATION_BOTLEFT, int = 0); 
428#else 
429extern void TIFFPrintDirectory(TIFF*, FILE*, long); 
430extern int TIFFReadScanline(TIFF* tif, void* buf, uint32 row, uint16 sample); 
431extern int TIFFWriteScanline(TIFF* tif, void* buf, uint32 row, uint16 sample); 
432extern int TIFFReadRGBAImage(TIFF*, uint32, uint32, uint32*, int); 
433extern int TIFFReadRGBAImageOriented(TIFF*, uint32, uint32, uint32*, int, int); 
434#endif 
435 
436extern int TIFFReadRGBAStrip(TIFF*, uint32, uint32 * ); 
437extern int TIFFReadRGBATile(TIFF*, uint32, uint32, uint32 * ); 
438extern int TIFFReadRGBAStripExt(TIFF*, uint32, uint32 *, int stop_on_error ); 
439extern int TIFFReadRGBATileExt(TIFF*, uint32, uint32, uint32 *, int stop_on_error ); 
440extern int TIFFRGBAImageOK(TIFF*, char [1024]); 
441extern int TIFFRGBAImageBegin(TIFFRGBAImage*, TIFF*, int, char [1024]); 
442extern int TIFFRGBAImageGet(TIFFRGBAImage*, uint32*, uint32, uint32); 
443extern void TIFFRGBAImageEnd(TIFFRGBAImage*); 
444extern TIFF* TIFFOpen(const char*, const char*); 
445# ifdef __WIN32__ 
446extern TIFF* TIFFOpenW(const wchar_t*, const char*); 
447# endif /* __WIN32__ */ 
448extern TIFF* TIFFFdOpen(int, const char*, const char*); 
449extern TIFF* TIFFClientOpen(const char*, const char*, 
450 thandle_t, 
451 TIFFReadWriteProc, TIFFReadWriteProc, 
452 TIFFSeekProc, TIFFCloseProc, 
453 TIFFSizeProc, 
454 TIFFMapFileProc, TIFFUnmapFileProc); 
455extern const char* TIFFFileName(TIFF*); 
456extern const char* TIFFSetFileName(TIFF*, const char *); 
457extern void TIFFError(const char*, const char*, ...) TIFF_ATTRIBUTE((__format__ (__printf__,2,3))); 
458extern void TIFFErrorExt(thandle_t, const char*, const char*, ...) TIFF_ATTRIBUTE((__format__ (__printf__,3,4))); 
459extern void TIFFWarning(const char*, const char*, ...) TIFF_ATTRIBUTE((__format__ (__printf__,2,3))); 
460extern void TIFFWarningExt(thandle_t, const char*, const char*, ...) TIFF_ATTRIBUTE((__format__ (__printf__,3,4))); 
461extern TIFFErrorHandler TIFFSetErrorHandler(TIFFErrorHandler); 
462extern TIFFErrorHandlerExt TIFFSetErrorHandlerExt(TIFFErrorHandlerExt); 
463extern TIFFErrorHandler TIFFSetWarningHandler(TIFFErrorHandler); 
464extern TIFFErrorHandlerExt TIFFSetWarningHandlerExt(TIFFErrorHandlerExt); 
465extern TIFFExtendProc TIFFSetTagExtender(TIFFExtendProc); 
466extern uint32 TIFFComputeTile(TIFF* tif, uint32 x, uint32 y, uint32 z, uint16 s); 
467extern int TIFFCheckTile(TIFF* tif, uint32 x, uint32 y, uint32 z, uint16 s); 
468extern uint32 TIFFNumberOfTiles(TIFF*); 
469extern tmsize_t TIFFReadTile(TIFF* tif, void* buf, uint32 x, uint32 y, uint32 z, uint16 s);  
470extern tmsize_t TIFFWriteTile(TIFF* tif, void* buf, uint32 x, uint32 y, uint32 z, uint16 s); 
471extern uint32 TIFFComputeStrip(TIFF*, uint32, uint16); 
472extern uint32 TIFFNumberOfStrips(TIFF*); 
473extern tmsize_t TIFFReadEncodedStrip(TIFF* tif, uint32 strip, void* buf, tmsize_t size); 
474extern tmsize_t TIFFReadRawStrip(TIFF* tif, uint32 strip, void* buf, tmsize_t size);  
475extern tmsize_t TIFFReadEncodedTile(TIFF* tif, uint32 tile, void* buf, tmsize_t size);  
476extern tmsize_t TIFFReadRawTile(TIFF* tif, uint32 tile, void* buf, tmsize_t size);  
477extern int TIFFReadFromUserBuffer(TIFF* tif, uint32 strile, 
478 void* inbuf, tmsize_t insize, 
479 void* outbuf, tmsize_t outsize); 
480extern tmsize_t TIFFWriteEncodedStrip(TIFF* tif, uint32 strip, void* data, tmsize_t cc); 
481extern tmsize_t TIFFWriteRawStrip(TIFF* tif, uint32 strip, void* data, tmsize_t cc);  
482extern tmsize_t TIFFWriteEncodedTile(TIFF* tif, uint32 tile, void* data, tmsize_t cc);  
483extern tmsize_t TIFFWriteRawTile(TIFF* tif, uint32 tile, void* data, tmsize_t cc);  
484extern int TIFFDataWidth(TIFFDataType); /* table of tag datatype widths */ 
485extern void TIFFSetWriteOffset(TIFF* tif, toff_t off); 
486extern void TIFFSwabShort(uint16*); 
487extern void TIFFSwabLong(uint32*); 
488extern void TIFFSwabLong8(uint64*); 
489extern void TIFFSwabFloat(float*); 
490extern void TIFFSwabDouble(double*); 
491extern void TIFFSwabArrayOfShort(uint16* wp, tmsize_t n); 
492extern void TIFFSwabArrayOfTriples(uint8* tp, tmsize_t n); 
493extern void TIFFSwabArrayOfLong(uint32* lp, tmsize_t n); 
494extern void TIFFSwabArrayOfLong8(uint64* lp, tmsize_t n); 
495extern void TIFFSwabArrayOfFloat(float* fp, tmsize_t n); 
496extern void TIFFSwabArrayOfDouble(double* dp, tmsize_t n); 
497extern void TIFFReverseBits(uint8* cp, tmsize_t n); 
498extern const unsigned char* TIFFGetBitRevTable(int); 
499 
500extern uint64 TIFFGetStrileOffset(TIFF *tif, uint32 strile); 
501extern uint64 TIFFGetStrileByteCount(TIFF *tif, uint32 strile); 
502extern uint64 TIFFGetStrileOffsetWithErr(TIFF *tif, uint32 strile, int *pbErr); 
503extern uint64 TIFFGetStrileByteCountWithErr(TIFF *tif, uint32 strile, int *pbErr); 
504 
505#ifdef LOGLUV_PUBLIC 
506#define U_NEU 0.210526316 
507#define V_NEU 0.473684211 
508#define UVSCALE 410. 
509extern double LogL16toY(int); 
510extern double LogL10toY(int); 
511extern void XYZtoRGB24(float*, uint8*); 
512extern int uv_decode(double*, double*, int); 
513extern void LogLuv24toXYZ(uint32, float*); 
514extern void LogLuv32toXYZ(uint32, float*); 
515#if defined(c_plusplus) || defined(__cplusplus) 
516extern int LogL16fromY(double, int = SGILOGENCODE_NODITHER); 
517extern int LogL10fromY(double, int = SGILOGENCODE_NODITHER); 
518extern int uv_encode(double, double, int = SGILOGENCODE_NODITHER); 
519extern uint32 LogLuv24fromXYZ(float*, int = SGILOGENCODE_NODITHER); 
520extern uint32 LogLuv32fromXYZ(float*, int = SGILOGENCODE_NODITHER); 
521#else 
522extern int LogL16fromY(double, int); 
523extern int LogL10fromY(double, int); 
524extern int uv_encode(double, double, int); 
525extern uint32 LogLuv24fromXYZ(float*, int); 
526extern uint32 LogLuv32fromXYZ(float*, int); 
527#endif 
528#endif /* LOGLUV_PUBLIC */ 
529 
530extern int TIFFCIELabToRGBInit(TIFFCIELabToRGB*, const TIFFDisplay *, float*); 
531extern void TIFFCIELabToXYZ(TIFFCIELabToRGB *, uint32, int32, int32, 
532 float *, float *, float *); 
533extern void TIFFXYZToRGB(TIFFCIELabToRGB *, float, float, float, 
534 uint32 *, uint32 *, uint32 *); 
535 
536extern int TIFFYCbCrToRGBInit(TIFFYCbCrToRGB*, float*, float*); 
537extern void TIFFYCbCrtoRGB(TIFFYCbCrToRGB *, uint32, int32, int32, 
538 uint32 *, uint32 *, uint32 *); 
539 
540/**************************************************************************** 
541 * O B S O L E T E D I N T E R F A C E S 
542 * 
543 * Don't use this stuff in your applications, it may be removed in the future 
544 * libtiff versions. 
545 ****************************************************************************/ 
546typedef struct { 
547 ttag_t field_tag; /* field's tag */ 
548 short field_readcount; /* read count/TIFF_VARIABLE/TIFF_SPP */ 
549 short field_writecount; /* write count/TIFF_VARIABLE */ 
550 TIFFDataType field_type; /* type of associated data */ 
551 unsigned short field_bit; /* bit in fieldsset bit vector */ 
552 unsigned char field_oktochange; /* if true, can change while writing */ 
553 unsigned char field_passcount; /* if true, pass dir count on set */ 
554 char *field_name; /* ASCII name */ 
555} TIFFFieldInfo; 
556 
557extern int TIFFMergeFieldInfo(TIFF*, const TIFFFieldInfo[], uint32); 
558  
559#if defined(c_plusplus) || defined(__cplusplus) 
560} 
561#endif 
562 
563#endif /* _TIFFIO_ */ 
564 
565/* vim: set ts=8 sts=8 sw=8 noet: */ 
566/* 
567 * Local Variables: 
568 * mode: c 
569 * c-basic-offset: 8 
570 * fill-column: 78 
571 * End: 
572 */ 
573