Visualization Library 2.0.0-b5

A lightweight C++ OpenGL middleware for 2D/3D graphics

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pngconf.h
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1 
2 /* pngconf.h - machine configurable file for libpng
3  *
4  * libpng version 1.2.56, December 17, 2015
5  *
6  * Copyright (c) 1998-2015 Glenn Randers-Pehrson
7  * (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
8  * (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
9  *
10  * This code is released under the libpng license.
11  * For conditions of distribution and use, see the disclaimer
12  * and license in png.h
13  *
14  * Any machine specific code is near the front of this file, so if you
15  * are configuring libpng for a machine, you may want to read the section
16  * starting here down to where it starts to typedef png_color, png_text,
17  * and png_info.
18  */
19 
20 #ifndef PNGCONF_H
21 #define PNGCONF_H
22 
23 #define PNG_1_2_X
24 
25 /*
26  * PNG_USER_CONFIG has to be defined on the compiler command line. This
27  * includes the resource compiler for Windows DLL configurations.
28  */
29 #ifdef PNG_USER_CONFIG
30 # ifndef PNG_USER_PRIVATEBUILD
31 # define PNG_USER_PRIVATEBUILD
32 # endif
33 #include "pngusr.h"
34 #endif
35 
36 /* PNG_CONFIGURE_LIBPNG is set by the "configure" script. */
37 #ifdef PNG_CONFIGURE_LIBPNG
38 #ifdef HAVE_CONFIG_H
39 #include "config.h"
40 #endif
41 #endif
42 
43 /*
44  * Added at libpng-1.2.8
45  *
46  * If you create a private DLL you need to define in "pngusr.h" the followings:
47  * #define PNG_USER_PRIVATEBUILD <Describes by whom and why this version of
48  * the DLL was built>
49  * e.g. #define PNG_USER_PRIVATEBUILD "Build by MyCompany for xyz reasons."
50  * #define PNG_USER_DLLFNAME_POSTFIX <two-letter postfix that serve to
51  * distinguish your DLL from those of the official release. These
52  * correspond to the trailing letters that come after the version
53  * number and must match your private DLL name>
54  * e.g. // private DLL "libpng13gx.dll"
55  * #define PNG_USER_DLLFNAME_POSTFIX "gx"
56  *
57  * The following macros are also at your disposal if you want to complete the
58  * DLL VERSIONINFO structure.
59  * - PNG_USER_VERSIONINFO_COMMENTS
60  * - PNG_USER_VERSIONINFO_COMPANYNAME
61  * - PNG_USER_VERSIONINFO_LEGALTRADEMARKS
62  */
63 
64 #ifdef __STDC__
65 #ifdef SPECIALBUILD
66 # pragma message("PNG_LIBPNG_SPECIALBUILD (and deprecated SPECIALBUILD)\
67  are now LIBPNG reserved macros. Use PNG_USER_PRIVATEBUILD instead.")
68 #endif
69 
70 #ifdef PRIVATEBUILD
71 # pragma message("PRIVATEBUILD is deprecated.\
72  Use PNG_USER_PRIVATEBUILD instead.")
73 # define PNG_USER_PRIVATEBUILD PRIVATEBUILD
74 #endif
75 #endif /* __STDC__ */
76 
77 #ifndef PNG_VERSION_INFO_ONLY
78 
79 /* End of material added to libpng-1.2.8 */
80 
81 /* Added at libpng-1.2.19, removed at libpng-1.2.20 because it caused trouble
82  Restored at libpng-1.2.21 */
83 #if !defined(PNG_NO_WARN_UNINITIALIZED_ROW) && \
84  !defined(PNG_WARN_UNINITIALIZED_ROW)
85 # define PNG_WARN_UNINITIALIZED_ROW 1
86 #endif
87 /* End of material added at libpng-1.2.19/1.2.21 */
88 
89 /* Added at libpng-1.2.51 (ported from 1.4.6) */
90 #ifndef PNG_UNUSED
91 /* Unused formal parameter warnings are silenced using the following macro
92  * which is expected to have no bad effects on performance (optimizing
93  * compilers will probably remove it entirely). Note that if you replace
94  * it with something other than whitespace, you must include the terminating
95  * semicolon.
96  */
97 # define PNG_UNUSED(param) (void)param;
98 #endif
99 /* End of material added to libpng-1.4.6 */
100 
101 /* This is the size of the compression buffer, and thus the size of
102  * an IDAT chunk. Make this whatever size you feel is best for your
103  * machine. One of these will be allocated per png_struct. When this
104  * is full, it writes the data to the disk, and does some other
105  * calculations. Making this an extremely small size will slow
106  * the library down, but you may want to experiment to determine
107  * where it becomes significant, if you are concerned with memory
108  * usage. Note that zlib allocates at least 32Kb also. For readers,
109  * this describes the size of the buffer available to read the data in.
110  * Unless this gets smaller than the size of a row (compressed),
111  * it should not make much difference how big this is.
112  */
113 
114 #ifndef PNG_ZBUF_SIZE
115 # define PNG_ZBUF_SIZE 8192
116 #endif
117 
118 /* Enable if you want a write-only libpng */
119 
120 #ifndef PNG_NO_READ_SUPPORTED
121 # define PNG_READ_SUPPORTED
122 #endif
123 
124 /* Enable if you want a read-only libpng */
125 
126 #ifndef PNG_NO_WRITE_SUPPORTED
127 # define PNG_WRITE_SUPPORTED
128 #endif
129 
130 /* Enabled in 1.2.41. */
131 #ifdef PNG_ALLOW_BENIGN_ERRORS
132 # define png_benign_error png_warning
133 # define png_chunk_benign_error png_chunk_warning
134 #else
135 # ifndef PNG_BENIGN_ERRORS_SUPPORTED
136 # define png_benign_error png_error
137 # define png_chunk_benign_error png_chunk_error
138 # endif
139 #endif
140 
141 /* Added in libpng-1.2.41 */
142 #if !defined(PNG_NO_WARNINGS) && !defined(PNG_WARNINGS_SUPPORTED)
143 # define PNG_WARNINGS_SUPPORTED
144 #endif
145 
146 #if !defined(PNG_NO_ERROR_TEXT) && !defined(PNG_ERROR_TEXT_SUPPORTED)
147 # define PNG_ERROR_TEXT_SUPPORTED
148 #endif
149 
150 #if !defined(PNG_NO_CHECK_cHRM) && !defined(PNG_CHECK_cHRM_SUPPORTED)
151 # define PNG_CHECK_cHRM_SUPPORTED
152 #endif
153 
154 /* Enabled by default in 1.2.0. You can disable this if you don't need to
155  * support PNGs that are embedded in MNG datastreams
156  */
157 #if !defined(PNG_1_0_X) && !defined(PNG_NO_MNG_FEATURES)
158 # ifndef PNG_MNG_FEATURES_SUPPORTED
159 # define PNG_MNG_FEATURES_SUPPORTED
160 # endif
161 #endif
162 
163 #ifndef PNG_NO_FLOATING_POINT_SUPPORTED
164 # ifndef PNG_FLOATING_POINT_SUPPORTED
165 # define PNG_FLOATING_POINT_SUPPORTED
166 # endif
167 #endif
168 
169 /* If you are running on a machine where you cannot allocate more
170  * than 64K of memory at once, uncomment this. While libpng will not
171  * normally need that much memory in a chunk (unless you load up a very
172  * large file), zlib needs to know how big of a chunk it can use, and
173  * libpng thus makes sure to check any memory allocation to verify it
174  * will fit into memory.
175 #define PNG_MAX_MALLOC_64K
176  */
177 #if defined(MAXSEG_64K) && !defined(PNG_MAX_MALLOC_64K)
178 # define PNG_MAX_MALLOC_64K
179 #endif
180 
181 /* Special munging to support doing things the 'cygwin' way:
182  * 'Normal' png-on-win32 defines/defaults:
183  * PNG_BUILD_DLL -- building dll
184  * PNG_USE_DLL -- building an application, linking to dll
185  * (no define) -- building static library, or building an
186  * application and linking to the static lib
187  * 'Cygwin' defines/defaults:
188  * PNG_BUILD_DLL -- (ignored) building the dll
189  * (no define) -- (ignored) building an application, linking to the dll
190  * PNG_STATIC -- (ignored) building the static lib, or building an
191  * application that links to the static lib.
192  * ALL_STATIC -- (ignored) building various static libs, or building an
193  * application that links to the static libs.
194  * Thus,
195  * a cygwin user should define either PNG_BUILD_DLL or PNG_STATIC, and
196  * this bit of #ifdefs will define the 'correct' config variables based on
197  * that. If a cygwin user *wants* to define 'PNG_USE_DLL' that's okay, but
198  * unnecessary.
199  *
200  * Also, the precedence order is:
201  * ALL_STATIC (since we can't #undef something outside our namespace)
202  * PNG_BUILD_DLL
203  * PNG_STATIC
204  * (nothing) == PNG_USE_DLL
205  *
206  * CYGWIN (2002-01-20): The preceding is now obsolete. With the advent
207  * of auto-import in binutils, we no longer need to worry about
208  * __declspec(dllexport) / __declspec(dllimport) and friends. Therefore,
209  * we don't need to worry about PNG_STATIC or ALL_STATIC when it comes
210  * to __declspec() stuff. However, we DO need to worry about
211  * PNG_BUILD_DLL and PNG_STATIC because those change some defaults
212  * such as CONSOLE_IO and whether GLOBAL_ARRAYS are allowed.
213  */
214 #ifdef __CYGWIN__
215 # ifdef ALL_STATIC
216 # ifdef PNG_BUILD_DLL
217 # undef PNG_BUILD_DLL
218 # endif
219 # ifdef PNG_USE_DLL
220 # undef PNG_USE_DLL
221 # endif
222 # ifdef PNG_DLL
223 # undef PNG_DLL
224 # endif
225 # ifndef PNG_STATIC
226 # define PNG_STATIC
227 # endif
228 # else
229 # ifdef PNG_BUILD_DLL
230 # ifdef PNG_STATIC
231 # undef PNG_STATIC
232 # endif
233 # ifdef PNG_USE_DLL
234 # undef PNG_USE_DLL
235 # endif
236 # ifndef PNG_DLL
237 # define PNG_DLL
238 # endif
239 # else
240 # ifdef PNG_STATIC
241 # ifdef PNG_USE_DLL
242 # undef PNG_USE_DLL
243 # endif
244 # ifdef PNG_DLL
245 # undef PNG_DLL
246 # endif
247 # else
248 # ifndef PNG_USE_DLL
249 # define PNG_USE_DLL
250 # endif
251 # ifndef PNG_DLL
252 # define PNG_DLL
253 # endif
254 # endif
255 # endif
256 # endif
257 #endif
258 
259 /* This protects us against compilers that run on a windowing system
260  * and thus don't have or would rather us not use the stdio types:
261  * stdin, stdout, and stderr. The only one currently used is stderr
262  * in png_error() and png_warning(). #defining PNG_NO_CONSOLE_IO will
263  * prevent these from being compiled and used. #defining PNG_NO_STDIO
264  * will also prevent these, plus will prevent the entire set of stdio
265  * macros and functions (FILE *, printf, etc.) from being compiled and used,
266  * unless (PNG_DEBUG > 0) has been #defined.
267  *
268  * #define PNG_NO_CONSOLE_IO
269  * #define PNG_NO_STDIO
270  */
271 
272 #if !defined(PNG_NO_STDIO) && !defined(PNG_STDIO_SUPPORTED)
273 # define PNG_STDIO_SUPPORTED
274 #endif
275 
276 #ifdef _WIN32_WCE
277 # include <windows.h>
278  /* Console I/O functions are not supported on WindowsCE */
279 # define PNG_NO_CONSOLE_IO
280  /* abort() may not be supported on some/all Windows CE platforms */
281 # define PNG_ABORT() exit(-1)
282 # ifdef PNG_DEBUG
283 # undef PNG_DEBUG
284 # endif
285 #endif
286 
287 #ifdef PNG_BUILD_DLL
288 # ifndef PNG_CONSOLE_IO_SUPPORTED
289 # ifndef PNG_NO_CONSOLE_IO
290 # define PNG_NO_CONSOLE_IO
291 # endif
292 # endif
293 #endif
294 
295 # ifdef PNG_NO_STDIO
296 # ifndef PNG_NO_CONSOLE_IO
297 # define PNG_NO_CONSOLE_IO
298 # endif
299 # ifdef PNG_DEBUG
300 # if (PNG_DEBUG > 0)
301 # include <stdio.h>
302 # endif
303 # endif
304 # else
305 # ifndef _WIN32_WCE
306 /* "stdio.h" functions are not supported on WindowsCE */
307 # include <stdio.h>
308 # endif
309 # endif
310 
311 #if !(defined PNG_NO_CONSOLE_IO) && !defined(PNG_CONSOLE_IO_SUPPORTED)
312 # define PNG_CONSOLE_IO_SUPPORTED
313 #endif
314 
315 /* This macro protects us against machines that don't have function
316  * prototypes (ie K&R style headers). If your compiler does not handle
317  * function prototypes, define this macro and use the included ansi2knr.
318  * I've always been able to use _NO_PROTO as the indicator, but you may
319  * need to drag the empty declaration out in front of here, or change the
320  * ifdef to suit your own needs.
321  */
322 #ifndef PNGARG
323 
324 #ifdef OF /* zlib prototype munger */
325 # define PNGARG(arglist) OF(arglist)
326 #else
327 
328 #ifdef _NO_PROTO
329 # define PNGARG(arglist) ()
330 # ifndef PNG_TYPECAST_NULL
331 # define PNG_TYPECAST_NULL
332 # endif
333 #else
334 # define PNGARG(arglist) arglist
335 #endif /* _NO_PROTO */
336 
337 
338 #endif /* OF */
339 
340 #endif /* PNGARG */
341 
342 /* Try to determine if we are compiling on a Mac. Note that testing for
343  * just __MWERKS__ is not good enough, because the Codewarrior is now used
344  * on non-Mac platforms.
345  */
346 #ifndef MACOS
347 # if (defined(__MWERKS__) && defined(macintosh)) || defined(applec) || \
348  defined(THINK_C) || defined(__SC__) || defined(TARGET_OS_MAC)
349 # define MACOS
350 # endif
351 #endif
352 
353 /* enough people need this for various reasons to include it here */
354 #if !defined(MACOS) && !defined(RISCOS) && !defined(_WIN32_WCE)
355 # include <sys/types.h>
356 #endif
357 
358 #if !defined(PNG_SETJMP_NOT_SUPPORTED) && !defined(PNG_NO_SETJMP_SUPPORTED)
359 # define PNG_SETJMP_SUPPORTED
360 #endif
361 
362 #ifdef PNG_SETJMP_SUPPORTED
363 /* This is an attempt to force a single setjmp behaviour on Linux. If
364  * the X config stuff didn't define _BSD_SOURCE we wouldn't need this.
365  *
366  * You can bypass this test if you know that your application uses exactly
367  * the same setjmp.h that was included when libpng was built. Only define
368  * PNG_SKIP_SETJMP_CHECK while building your application, prior to the
369  * application's '#include "png.h"'. Don't define PNG_SKIP_SETJMP_CHECK
370  * while building a separate libpng library for general use.
371  */
372 
373 # ifndef PNG_SKIP_SETJMP_CHECK
374 # ifdef __linux__
375 # ifdef _BSD_SOURCE
376 # define PNG_SAVE_BSD_SOURCE
377 # undef _BSD_SOURCE
378 # endif
379 # ifdef _SETJMP_H
380  /* If you encounter a compiler error here, see the explanation
381  * near the end of INSTALL.
382  */
383  __pngconf.h__ in libpng already includes setjmp.h;
384  __dont__ include it again.;
385 # endif
386 # endif /* __linux__ */
387 # endif /* PNG_SKIP_SETJMP_CHECK */
388 
389  /* include setjmp.h for error handling */
390 # include <setjmp.h>
391 
392 # ifdef __linux__
393 # ifdef PNG_SAVE_BSD_SOURCE
394 # ifndef _BSD_SOURCE
395 # define _BSD_SOURCE
396 # endif
397 # undef PNG_SAVE_BSD_SOURCE
398 # endif
399 # endif /* __linux__ */
400 #endif /* PNG_SETJMP_SUPPORTED */
401 
402 #ifdef BSD
403 # include <strings.h>
404 #else
405 # include <string.h>
406 #endif
407 
408 /* Other defines for things like memory and the like can go here. */
409 #ifdef PNG_INTERNAL
410 
411 #include <stdlib.h>
412 
413 /* The functions exported by PNG_EXTERN are PNG_INTERNAL functions, which
414  * aren't usually used outside the library (as far as I know), so it is
415  * debatable if they should be exported at all. In the future, when it is
416  * possible to have run-time registry of chunk-handling functions, some of
417  * these will be made available again.
418 #define PNG_EXTERN extern
419  */
420 #define PNG_EXTERN
421 
422 /* Other defines specific to compilers can go here. Try to keep
423  * them inside an appropriate ifdef/endif pair for portability.
424  */
425 
426 #ifdef PNG_FLOATING_POINT_SUPPORTED
427 # ifdef MACOS
428  /* We need to check that <math.h> hasn't already been included earlier
429  * as it seems it doesn't agree with <fp.h>, yet we should really use
430  * <fp.h> if possible.
431  */
432 # if !defined(__MATH_H__) && !defined(__MATH_H) && !defined(__cmath__)
433 # include <fp.h>
434 # endif
435 # else
436 # include <math.h>
437 # endif
438 # if defined(_AMIGA) && defined(__SASC) && defined(_M68881)
439  /* Amiga SAS/C: We must include builtin FPU functions when compiling using
440  * MATH=68881
441  */
442 # include <m68881.h>
443 # endif
444 #endif
445 
446 /* Codewarrior on NT has linking problems without this. */
447 #if (defined(__MWERKS__) && defined(WIN32)) || defined(__STDC__)
448 # define PNG_ALWAYS_EXTERN
449 #endif
450 
451 /* This provides the non-ANSI (far) memory allocation routines. */
452 #if defined(__TURBOC__) && defined(__MSDOS__)
453 # include <mem.h>
454 # include <alloc.h>
455 #endif
456 
457 /* I have no idea why is this necessary... */
458 #if defined(_MSC_VER) && (defined(WIN32) || defined(_Windows) || \
459  defined(_WINDOWS) || defined(_WIN32) || defined(__WIN32__))
460 # include <malloc.h>
461 #endif
462 
463 /* This controls how fine the dithering gets. As this allocates
464  * a largish chunk of memory (32K), those who are not as concerned
465  * with dithering quality can decrease some or all of these.
466  */
467 #ifndef PNG_DITHER_RED_BITS
468 # define PNG_DITHER_RED_BITS 5
469 #endif
470 #ifndef PNG_DITHER_GREEN_BITS
471 # define PNG_DITHER_GREEN_BITS 5
472 #endif
473 #ifndef PNG_DITHER_BLUE_BITS
474 # define PNG_DITHER_BLUE_BITS 5
475 #endif
476 
477 /* This controls how fine the gamma correction becomes when you
478  * are only interested in 8 bits anyway. Increasing this value
479  * results in more memory being used, and more pow() functions
480  * being called to fill in the gamma tables. Don't set this value
481  * less then 8, and even that may not work (I haven't tested it).
482  */
483 
484 #ifndef PNG_MAX_GAMMA_8
485 # define PNG_MAX_GAMMA_8 11
486 #endif
487 
488 /* This controls how much a difference in gamma we can tolerate before
489  * we actually start doing gamma conversion.
490  */
491 #ifndef PNG_GAMMA_THRESHOLD
492 # define PNG_GAMMA_THRESHOLD 0.05
493 #endif
494 
495 #endif /* PNG_INTERNAL */
496 
497 /* The following uses const char * instead of char * for error
498  * and warning message functions, so some compilers won't complain.
499  * If you do not want to use const, define PNG_NO_CONST here.
500  */
501 
502 #ifndef PNG_NO_CONST
503 # define PNG_CONST const
504 #else
505 # define PNG_CONST
506 #endif
507 
508 /* The following defines give you the ability to remove code from the
509  * library that you will not be using. I wish I could figure out how to
510  * automate this, but I can't do that without making it seriously hard
511  * on the users. So if you are not using an ability, change the #define
512  * to and #undef, and that part of the library will not be compiled. If
513  * your linker can't find a function, you may want to make sure the
514  * ability is defined here. Some of these depend upon some others being
515  * defined. I haven't figured out all the interactions here, so you may
516  * have to experiment awhile to get everything to compile. If you are
517  * creating or using a shared library, you probably shouldn't touch this,
518  * as it will affect the size of the structures, and this will cause bad
519  * things to happen if the library and/or application ever change.
520  */
521 
522 /* Any features you will not be using can be undef'ed here */
523 
524 /* GR-P, 0.96a: Set "*TRANSFORMS_SUPPORTED as default but allow user
525  * to turn it off with "*TRANSFORMS_NOT_SUPPORTED" or *PNG_NO_*_TRANSFORMS
526  * on the compile line, then pick and choose which ones to define without
527  * having to edit this file. It is safe to use the *TRANSFORMS_NOT_SUPPORTED
528  * if you only want to have a png-compliant reader/writer but don't need
529  * any of the extra transformations. This saves about 80 kbytes in a
530  * typical installation of the library. (PNG_NO_* form added in version
531  * 1.0.1c, for consistency)
532  */
533 
534 /* The size of the png_text structure changed in libpng-1.0.6 when
535  * iTXt support was added. iTXt support was turned off by default through
536  * libpng-1.2.x, to support old apps that malloc the png_text structure
537  * instead of calling png_set_text() and letting libpng malloc it. It
538  * will be turned on by default in libpng-1.4.0.
539  */
540 
541 #if defined(PNG_1_0_X) || defined (PNG_1_2_X)
542 # ifndef PNG_NO_iTXt_SUPPORTED
543 # define PNG_NO_iTXt_SUPPORTED
544 # endif
545 # ifndef PNG_NO_READ_iTXt
546 # define PNG_NO_READ_iTXt
547 # endif
548 # ifndef PNG_NO_WRITE_iTXt
549 # define PNG_NO_WRITE_iTXt
550 # endif
551 #endif
552 
553 #if !defined(PNG_NO_iTXt_SUPPORTED)
554 # if !defined(PNG_READ_iTXt_SUPPORTED) && !defined(PNG_NO_READ_iTXt)
555 # define PNG_READ_iTXt
556 # endif
557 # if !defined(PNG_WRITE_iTXt_SUPPORTED) && !defined(PNG_NO_WRITE_iTXt)
558 # define PNG_WRITE_iTXt
559 # endif
560 #endif
561 
562 /* The following support, added after version 1.0.0, can be turned off here en
563  * masse by defining PNG_LEGACY_SUPPORTED in case you need binary compatibility
564  * with old applications that require the length of png_struct and png_info
565  * to remain unchanged.
566  */
567 
568 #ifdef PNG_LEGACY_SUPPORTED
569 # define PNG_NO_FREE_ME
570 # define PNG_NO_READ_UNKNOWN_CHUNKS
571 # define PNG_NO_WRITE_UNKNOWN_CHUNKS
572 # define PNG_NO_HANDLE_AS_UNKNOWN
573 # define PNG_NO_READ_USER_CHUNKS
574 # define PNG_NO_READ_iCCP
575 # define PNG_NO_WRITE_iCCP
576 # define PNG_NO_READ_iTXt
577 # define PNG_NO_WRITE_iTXt
578 # define PNG_NO_READ_sCAL
579 # define PNG_NO_WRITE_sCAL
580 # define PNG_NO_READ_sPLT
581 # define PNG_NO_WRITE_sPLT
582 # define PNG_NO_INFO_IMAGE
583 # define PNG_NO_READ_RGB_TO_GRAY
584 # define PNG_NO_READ_USER_TRANSFORM
585 # define PNG_NO_WRITE_USER_TRANSFORM
586 # define PNG_NO_USER_MEM
587 # define PNG_NO_READ_EMPTY_PLTE
588 # define PNG_NO_MNG_FEATURES
589 # define PNG_NO_FIXED_POINT_SUPPORTED
590 #endif
591 
592 /* Ignore attempt to turn off both floating and fixed point support */
593 #if !defined(PNG_FLOATING_POINT_SUPPORTED) || \
594  !defined(PNG_NO_FIXED_POINT_SUPPORTED)
595 # define PNG_FIXED_POINT_SUPPORTED
596 #endif
597 
598 #ifndef PNG_NO_FREE_ME
599 # define PNG_FREE_ME_SUPPORTED
600 #endif
601 
602 #ifdef PNG_READ_SUPPORTED
603 
604 #if !defined(PNG_READ_TRANSFORMS_NOT_SUPPORTED) && \
605  !defined(PNG_NO_READ_TRANSFORMS)
606 # define PNG_READ_TRANSFORMS_SUPPORTED
607 #endif
608 
609 #ifdef PNG_READ_TRANSFORMS_SUPPORTED
610 # ifndef PNG_NO_READ_EXPAND
611 # define PNG_READ_EXPAND_SUPPORTED
612 # endif
613 # ifndef PNG_NO_READ_SHIFT
614 # define PNG_READ_SHIFT_SUPPORTED
615 # endif
616 # ifndef PNG_NO_READ_PACK
617 # define PNG_READ_PACK_SUPPORTED
618 # endif
619 # ifndef PNG_NO_READ_BGR
620 # define PNG_READ_BGR_SUPPORTED
621 # endif
622 # ifndef PNG_NO_READ_SWAP
623 # define PNG_READ_SWAP_SUPPORTED
624 # endif
625 # ifndef PNG_NO_READ_PACKSWAP
626 # define PNG_READ_PACKSWAP_SUPPORTED
627 # endif
628 # ifndef PNG_NO_READ_INVERT
629 # define PNG_READ_INVERT_SUPPORTED
630 # endif
631 # ifndef PNG_NO_READ_DITHER
632 # define PNG_READ_DITHER_SUPPORTED
633 # endif
634 # ifndef PNG_NO_READ_BACKGROUND
635 # define PNG_READ_BACKGROUND_SUPPORTED
636 # endif
637 # ifndef PNG_NO_READ_16_TO_8
638 # define PNG_READ_16_TO_8_SUPPORTED
639 # endif
640 # ifndef PNG_NO_READ_FILLER
641 # define PNG_READ_FILLER_SUPPORTED
642 # endif
643 # ifndef PNG_NO_READ_GAMMA
644 # define PNG_READ_GAMMA_SUPPORTED
645 # endif
646 # ifndef PNG_NO_READ_GRAY_TO_RGB
647 # define PNG_READ_GRAY_TO_RGB_SUPPORTED
648 # endif
649 # ifndef PNG_NO_READ_SWAP_ALPHA
650 # define PNG_READ_SWAP_ALPHA_SUPPORTED
651 # endif
652 # ifndef PNG_NO_READ_INVERT_ALPHA
653 # define PNG_READ_INVERT_ALPHA_SUPPORTED
654 # endif
655 # ifndef PNG_NO_READ_STRIP_ALPHA
656 # define PNG_READ_STRIP_ALPHA_SUPPORTED
657 # endif
658 # ifndef PNG_NO_READ_USER_TRANSFORM
659 # define PNG_READ_USER_TRANSFORM_SUPPORTED
660 # endif
661 # ifndef PNG_NO_READ_RGB_TO_GRAY
662 # define PNG_READ_RGB_TO_GRAY_SUPPORTED
663 # endif
664 #endif /* PNG_READ_TRANSFORMS_SUPPORTED */
665 
666 /* PNG_PROGRESSIVE_READ_NOT_SUPPORTED is deprecated. */
667 #if !defined(PNG_NO_PROGRESSIVE_READ) && \
668  !defined(PNG_PROGRESSIVE_READ_NOT_SUPPORTED) /* if you don't do progressive */
669 # define PNG_PROGRESSIVE_READ_SUPPORTED /* reading. This is not talking */
670 #endif /* about interlacing capability! You'll */
671  /* still have interlacing unless you change the following define: */
672 #define PNG_READ_INTERLACING_SUPPORTED /* required for PNG-compliant decoders */
673 
674 /* PNG_NO_SEQUENTIAL_READ_SUPPORTED is deprecated. */
675 #if !defined(PNG_NO_SEQUENTIAL_READ) && \
676  !defined(PNG_SEQUENTIAL_READ_SUPPORTED) && \
677  !defined(PNG_NO_SEQUENTIAL_READ_SUPPORTED)
678 # define PNG_SEQUENTIAL_READ_SUPPORTED
679 #endif
680 
681 #define PNG_READ_INTERLACING_SUPPORTED /* required in PNG-compliant decoders */
682 
683 #ifndef PNG_NO_READ_COMPOSITE_NODIV
684 # ifndef PNG_NO_READ_COMPOSITED_NODIV /* libpng-1.0.x misspelling */
685 # define PNG_READ_COMPOSITE_NODIV_SUPPORTED /* well tested on Intel, SGI */
686 # endif
687 #endif
688 
689 #if defined(PNG_1_0_X) || defined (PNG_1_2_X)
690 /* Deprecated, will be removed from version 2.0.0.
691  Use PNG_MNG_FEATURES_SUPPORTED instead. */
692 #ifndef PNG_NO_READ_EMPTY_PLTE
693 # define PNG_READ_EMPTY_PLTE_SUPPORTED
694 #endif
695 #endif
696 
697 #endif /* PNG_READ_SUPPORTED */
698 
699 #ifdef PNG_WRITE_SUPPORTED
700 
701 # if !defined(PNG_WRITE_TRANSFORMS_NOT_SUPPORTED) && \
702  !defined(PNG_NO_WRITE_TRANSFORMS)
703 # define PNG_WRITE_TRANSFORMS_SUPPORTED
704 #endif
705 
706 #ifdef PNG_WRITE_TRANSFORMS_SUPPORTED
707 # ifndef PNG_NO_WRITE_SHIFT
708 # define PNG_WRITE_SHIFT_SUPPORTED
709 # endif
710 # ifndef PNG_NO_WRITE_PACK
711 # define PNG_WRITE_PACK_SUPPORTED
712 # endif
713 # ifndef PNG_NO_WRITE_BGR
714 # define PNG_WRITE_BGR_SUPPORTED
715 # endif
716 # ifndef PNG_NO_WRITE_SWAP
717 # define PNG_WRITE_SWAP_SUPPORTED
718 # endif
719 # ifndef PNG_NO_WRITE_PACKSWAP
720 # define PNG_WRITE_PACKSWAP_SUPPORTED
721 # endif
722 # ifndef PNG_NO_WRITE_INVERT
723 # define PNG_WRITE_INVERT_SUPPORTED
724 # endif
725 # ifndef PNG_NO_WRITE_FILLER
726 # define PNG_WRITE_FILLER_SUPPORTED /* same as WRITE_STRIP_ALPHA */
727 # endif
728 # ifndef PNG_NO_WRITE_SWAP_ALPHA
729 # define PNG_WRITE_SWAP_ALPHA_SUPPORTED
730 # endif
731 #ifndef PNG_1_0_X
732 # ifndef PNG_NO_WRITE_INVERT_ALPHA
733 # define PNG_WRITE_INVERT_ALPHA_SUPPORTED
734 # endif
735 #endif
736 # ifndef PNG_NO_WRITE_USER_TRANSFORM
737 # define PNG_WRITE_USER_TRANSFORM_SUPPORTED
738 # endif
739 #endif /* PNG_WRITE_TRANSFORMS_SUPPORTED */
740 
741 #if !defined(PNG_NO_WRITE_INTERLACING_SUPPORTED) && \
742  !defined(PNG_WRITE_INTERLACING_SUPPORTED)
743 #define PNG_WRITE_INTERLACING_SUPPORTED /* not required for PNG-compliant
744  encoders, but can cause trouble
745  if left undefined */
746 #endif
747 
748 #if !defined(PNG_NO_WRITE_WEIGHTED_FILTER) && \
749  !defined(PNG_WRITE_WEIGHTED_FILTER) && \
750  defined(PNG_FLOATING_POINT_SUPPORTED)
751 # define PNG_WRITE_WEIGHTED_FILTER_SUPPORTED
752 #endif
753 
754 #ifndef PNG_NO_WRITE_FLUSH
755 # define PNG_WRITE_FLUSH_SUPPORTED
756 #endif
757 
758 #if defined(PNG_1_0_X) || defined (PNG_1_2_X)
759 /* Deprecated, see PNG_MNG_FEATURES_SUPPORTED, above */
760 #ifndef PNG_NO_WRITE_EMPTY_PLTE
761 # define PNG_WRITE_EMPTY_PLTE_SUPPORTED
762 #endif
763 #endif
764 
765 #endif /* PNG_WRITE_SUPPORTED */
766 
767 #ifndef PNG_1_0_X
768 # ifndef PNG_NO_ERROR_NUMBERS
769 # define PNG_ERROR_NUMBERS_SUPPORTED
770 # endif
771 #endif /* PNG_1_0_X */
772 
773 #if defined(PNG_READ_USER_TRANSFORM_SUPPORTED) || \
774  defined(PNG_WRITE_USER_TRANSFORM_SUPPORTED)
775 # ifndef PNG_NO_USER_TRANSFORM_PTR
776 # define PNG_USER_TRANSFORM_PTR_SUPPORTED
777 # endif
778 #endif
779 
780 #ifndef PNG_NO_STDIO
781 # define PNG_TIME_RFC1123_SUPPORTED
782 #endif
783 
784 /* This adds extra functions in pngget.c for accessing data from the
785  * info pointer (added in version 0.99)
786  * png_get_image_width()
787  * png_get_image_height()
788  * png_get_bit_depth()
789  * png_get_color_type()
790  * png_get_compression_type()
791  * png_get_filter_type()
792  * png_get_interlace_type()
793  * png_get_pixel_aspect_ratio()
794  * png_get_pixels_per_meter()
795  * png_get_x_offset_pixels()
796  * png_get_y_offset_pixels()
797  * png_get_x_offset_microns()
798  * png_get_y_offset_microns()
799  */
800 #if !defined(PNG_NO_EASY_ACCESS) && !defined(PNG_EASY_ACCESS_SUPPORTED)
801 # define PNG_EASY_ACCESS_SUPPORTED
802 #endif
803 
804 /* PNG_ASSEMBLER_CODE was enabled by default in version 1.2.0
805  * and removed from version 1.2.20. The following will be removed
806  * from libpng-1.4.0
807 */
808 
809 #if defined(PNG_READ_SUPPORTED) && !defined(PNG_NO_OPTIMIZED_CODE)
810 # ifndef PNG_OPTIMIZED_CODE_SUPPORTED
811 # define PNG_OPTIMIZED_CODE_SUPPORTED
812 # endif
813 #endif
814 
815 #if defined(PNG_READ_SUPPORTED) && !defined(PNG_NO_ASSEMBLER_CODE)
816 # ifndef PNG_ASSEMBLER_CODE_SUPPORTED
817 # define PNG_ASSEMBLER_CODE_SUPPORTED
818 # endif
819 
820 # if defined(__GNUC__) && defined(__x86_64__) && (__GNUC__ < 4)
821  /* work around 64-bit gcc compiler bugs in gcc-3.x */
822 # if !defined(PNG_MMX_CODE_SUPPORTED) && !defined(PNG_NO_MMX_CODE)
823 # define PNG_NO_MMX_CODE
824 # endif
825 # endif
826 
827 # ifdef __APPLE__
828 # if !defined(PNG_MMX_CODE_SUPPORTED) && !defined(PNG_NO_MMX_CODE)
829 # define PNG_NO_MMX_CODE
830 # endif
831 # endif
832 
833 # if (defined(__MWERKS__) && ((__MWERKS__ < 0x0900) || macintosh))
834 # if !defined(PNG_MMX_CODE_SUPPORTED) && !defined(PNG_NO_MMX_CODE)
835 # define PNG_NO_MMX_CODE
836 # endif
837 # endif
838 
839 # if !defined(PNG_MMX_CODE_SUPPORTED) && !defined(PNG_NO_MMX_CODE)
840 # define PNG_MMX_CODE_SUPPORTED
841 # endif
842 
843 #endif
844 /* end of obsolete code to be removed from libpng-1.4.0 */
845 
846 /* Added at libpng-1.2.0 */
847 #ifndef PNG_1_0_X
848 #if !defined(PNG_NO_USER_MEM) && !defined(PNG_USER_MEM_SUPPORTED)
849 # define PNG_USER_MEM_SUPPORTED
850 #endif
851 #endif /* PNG_1_0_X */
852 
853 /* Added at libpng-1.2.6 */
854 #ifndef PNG_1_0_X
855 # ifndef PNG_SET_USER_LIMITS_SUPPORTED
856 # ifndef PNG_NO_SET_USER_LIMITS
857 # define PNG_SET_USER_LIMITS_SUPPORTED
858 # endif
859 # endif
860 #endif /* PNG_1_0_X */
861 
862 /* Added at libpng-1.0.53 and 1.2.43 */
863 #ifndef PNG_USER_LIMITS_SUPPORTED
864 # ifndef PNG_NO_USER_LIMITS
865 # define PNG_USER_LIMITS_SUPPORTED
866 # endif
867 #endif
868 
869 /* Added at libpng-1.0.16 and 1.2.6. To accept all valid PNGS no matter
870  * how large, set these limits to 0x7fffffffL
871  */
872 #ifndef PNG_USER_WIDTH_MAX
873 # define PNG_USER_WIDTH_MAX 1000000L
874 #endif
875 #ifndef PNG_USER_HEIGHT_MAX
876 # define PNG_USER_HEIGHT_MAX 1000000L
877 #endif
878 
879 /* Added at libpng-1.2.43. To accept all valid PNGs no matter
880  * how large, set these two limits to 0.
881  */
882 #ifndef PNG_USER_CHUNK_CACHE_MAX
883 # define PNG_USER_CHUNK_CACHE_MAX 32765
884 #endif
885 
886 /* Added at libpng-1.2.43 */
887 #ifndef PNG_USER_CHUNK_MALLOC_MAX
888 # define PNG_USER_CHUNK_MALLOC_MAX 8000000
889 #endif
890 
891 #ifndef PNG_LITERAL_SHARP
892 # define PNG_LITERAL_SHARP 0x23
893 #endif
894 #ifndef PNG_LITERAL_LEFT_SQUARE_BRACKET
895 # define PNG_LITERAL_LEFT_SQUARE_BRACKET 0x5b
896 #endif
897 #ifndef PNG_LITERAL_RIGHT_SQUARE_BRACKET
898 # define PNG_LITERAL_RIGHT_SQUARE_BRACKET 0x5d
899 #endif
900 
901 /* Added at libpng-1.2.34 */
902 #ifndef PNG_STRING_NEWLINE
903 #define PNG_STRING_NEWLINE "\n"
904 #endif
905 
906 /* These are currently experimental features, define them if you want */
907 
908 /* very little testing */
909 /*
910 #ifdef PNG_READ_SUPPORTED
911 # ifndef PNG_READ_16_TO_8_ACCURATE_SCALE_SUPPORTED
912 # define PNG_READ_16_TO_8_ACCURATE_SCALE_SUPPORTED
913 # endif
914 #endif
915 */
916 
917 /* This is only for PowerPC big-endian and 680x0 systems */
918 /* some testing */
919 /*
920 #ifndef PNG_READ_BIG_ENDIAN_SUPPORTED
921 # define PNG_READ_BIG_ENDIAN_SUPPORTED
922 #endif
923 */
924 
925 /* Buggy compilers (e.g., gcc 2.7.2.2) need this */
926 /*
927 #define PNG_NO_POINTER_INDEXING
928 */
929 
930 #if !defined(PNG_NO_POINTER_INDEXING) && \
931  !defined(PNG_POINTER_INDEXING_SUPPORTED)
932 # define PNG_POINTER_INDEXING_SUPPORTED
933 #endif
934 
935 /* These functions are turned off by default, as they will be phased out. */
936 /*
937 #define PNG_USELESS_TESTS_SUPPORTED
938 #define PNG_CORRECT_PALETTE_SUPPORTED
939 */
940 
941 /* Any chunks you are not interested in, you can undef here. The
942  * ones that allocate memory may be expecially important (hIST,
943  * tEXt, zTXt, tRNS, pCAL). Others will just save time and make png_info
944  * a bit smaller.
945  */
946 
947 #if defined(PNG_READ_SUPPORTED) && \
948  !defined(PNG_READ_ANCILLARY_CHUNKS_NOT_SUPPORTED) && \
949  !defined(PNG_NO_READ_ANCILLARY_CHUNKS)
950 # define PNG_READ_ANCILLARY_CHUNKS_SUPPORTED
951 #endif
952 
953 #if defined(PNG_WRITE_SUPPORTED) && \
954  !defined(PNG_WRITE_ANCILLARY_CHUNKS_NOT_SUPPORTED) && \
955  !defined(PNG_NO_WRITE_ANCILLARY_CHUNKS)
956 # define PNG_WRITE_ANCILLARY_CHUNKS_SUPPORTED
957 #endif
958 
959 #ifdef PNG_READ_ANCILLARY_CHUNKS_SUPPORTED
960 
961 #ifdef PNG_NO_READ_TEXT
962 # define PNG_NO_READ_iTXt
963 # define PNG_NO_READ_tEXt
964 # define PNG_NO_READ_zTXt
965 #endif
966 #ifndef PNG_NO_READ_bKGD
967 # define PNG_READ_bKGD_SUPPORTED
968 # define PNG_bKGD_SUPPORTED
969 #endif
970 #ifndef PNG_NO_READ_cHRM
971 # define PNG_READ_cHRM_SUPPORTED
972 # define PNG_cHRM_SUPPORTED
973 #endif
974 #ifndef PNG_NO_READ_gAMA
975 # define PNG_READ_gAMA_SUPPORTED
976 # define PNG_gAMA_SUPPORTED
977 #endif
978 #ifndef PNG_NO_READ_hIST
979 # define PNG_READ_hIST_SUPPORTED
980 # define PNG_hIST_SUPPORTED
981 #endif
982 #ifndef PNG_NO_READ_iCCP
983 # define PNG_READ_iCCP_SUPPORTED
984 # define PNG_iCCP_SUPPORTED
985 #endif
986 #ifndef PNG_NO_READ_iTXt
987 # ifndef PNG_READ_iTXt_SUPPORTED
988 # define PNG_READ_iTXt_SUPPORTED
989 # endif
990 # ifndef PNG_iTXt_SUPPORTED
991 # define PNG_iTXt_SUPPORTED
992 # endif
993 #endif
994 #ifndef PNG_NO_READ_oFFs
995 # define PNG_READ_oFFs_SUPPORTED
996 # define PNG_oFFs_SUPPORTED
997 #endif
998 #ifndef PNG_NO_READ_pCAL
999 # define PNG_READ_pCAL_SUPPORTED
1000 # define PNG_pCAL_SUPPORTED
1001 #endif
1002 #ifndef PNG_NO_READ_sCAL
1003 # define PNG_READ_sCAL_SUPPORTED
1004 # define PNG_sCAL_SUPPORTED
1005 #endif
1006 #ifndef PNG_NO_READ_pHYs
1007 # define PNG_READ_pHYs_SUPPORTED
1008 # define PNG_pHYs_SUPPORTED
1009 #endif
1010 #ifndef PNG_NO_READ_sBIT
1011 # define PNG_READ_sBIT_SUPPORTED
1012 # define PNG_sBIT_SUPPORTED
1013 #endif
1014 #ifndef PNG_NO_READ_sPLT
1015 # define PNG_READ_sPLT_SUPPORTED
1016 # define PNG_sPLT_SUPPORTED
1017 #endif
1018 #ifndef PNG_NO_READ_sRGB
1019 # define PNG_READ_sRGB_SUPPORTED
1020 # define PNG_sRGB_SUPPORTED
1021 #endif
1022 #ifndef PNG_NO_READ_tEXt
1023 # define PNG_READ_tEXt_SUPPORTED
1024 # define PNG_tEXt_SUPPORTED
1025 #endif
1026 #ifndef PNG_NO_READ_tIME
1027 # define PNG_READ_tIME_SUPPORTED
1028 # define PNG_tIME_SUPPORTED
1029 #endif
1030 #ifndef PNG_NO_READ_tRNS
1031 # define PNG_READ_tRNS_SUPPORTED
1032 # define PNG_tRNS_SUPPORTED
1033 #endif
1034 #ifndef PNG_NO_READ_zTXt
1035 # define PNG_READ_zTXt_SUPPORTED
1036 # define PNG_zTXt_SUPPORTED
1037 #endif
1038 #ifndef PNG_NO_READ_OPT_PLTE
1039 # define PNG_READ_OPT_PLTE_SUPPORTED /* only affects support of the */
1040 #endif /* optional PLTE chunk in RGB and RGBA images */
1041 #if defined(PNG_READ_iTXt_SUPPORTED) || defined(PNG_READ_tEXt_SUPPORTED) || \
1042  defined(PNG_READ_zTXt_SUPPORTED)
1043 # define PNG_READ_TEXT_SUPPORTED
1044 # define PNG_TEXT_SUPPORTED
1045 #endif
1046 
1047 #endif /* PNG_READ_ANCILLARY_CHUNKS_SUPPORTED */
1048 
1049 #ifndef PNG_NO_READ_UNKNOWN_CHUNKS
1050 # define PNG_READ_UNKNOWN_CHUNKS_SUPPORTED
1051 # ifndef PNG_UNKNOWN_CHUNKS_SUPPORTED
1052 # define PNG_UNKNOWN_CHUNKS_SUPPORTED
1053 # endif
1054 #endif
1055 #if !defined(PNG_NO_READ_USER_CHUNKS) && \
1056  defined(PNG_READ_UNKNOWN_CHUNKS_SUPPORTED)
1057 # define PNG_READ_USER_CHUNKS_SUPPORTED
1058 # define PNG_USER_CHUNKS_SUPPORTED
1059 # ifdef PNG_NO_READ_UNKNOWN_CHUNKS
1060 # undef PNG_NO_READ_UNKNOWN_CHUNKS
1061 # endif
1062 # ifdef PNG_NO_HANDLE_AS_UNKNOWN
1063 # undef PNG_NO_HANDLE_AS_UNKNOWN
1064 # endif
1065 #endif
1066 
1067 #ifndef PNG_NO_HANDLE_AS_UNKNOWN
1068 # ifndef PNG_HANDLE_AS_UNKNOWN_SUPPORTED
1069 # define PNG_HANDLE_AS_UNKNOWN_SUPPORTED
1070 # endif
1071 #endif
1072 
1073 #ifdef PNG_WRITE_SUPPORTED
1074 #ifdef PNG_WRITE_ANCILLARY_CHUNKS_SUPPORTED
1075 
1076 #ifdef PNG_NO_WRITE_TEXT
1077 # define PNG_NO_WRITE_iTXt
1078 # define PNG_NO_WRITE_tEXt
1079 # define PNG_NO_WRITE_zTXt
1080 #endif
1081 #ifndef PNG_NO_WRITE_bKGD
1082 # define PNG_WRITE_bKGD_SUPPORTED
1083 # ifndef PNG_bKGD_SUPPORTED
1084 # define PNG_bKGD_SUPPORTED
1085 # endif
1086 #endif
1087 #ifndef PNG_NO_WRITE_cHRM
1088 # define PNG_WRITE_cHRM_SUPPORTED
1089 # ifndef PNG_cHRM_SUPPORTED
1090 # define PNG_cHRM_SUPPORTED
1091 # endif
1092 #endif
1093 #ifndef PNG_NO_WRITE_gAMA
1094 # define PNG_WRITE_gAMA_SUPPORTED
1095 # ifndef PNG_gAMA_SUPPORTED
1096 # define PNG_gAMA_SUPPORTED
1097 # endif
1098 #endif
1099 #ifndef PNG_NO_WRITE_hIST
1100 # define PNG_WRITE_hIST_SUPPORTED
1101 # ifndef PNG_hIST_SUPPORTED
1102 # define PNG_hIST_SUPPORTED
1103 # endif
1104 #endif
1105 #ifndef PNG_NO_WRITE_iCCP
1106 # define PNG_WRITE_iCCP_SUPPORTED
1107 # ifndef PNG_iCCP_SUPPORTED
1108 # define PNG_iCCP_SUPPORTED
1109 # endif
1110 #endif
1111 #ifndef PNG_NO_WRITE_iTXt
1112 # ifndef PNG_WRITE_iTXt_SUPPORTED
1113 # define PNG_WRITE_iTXt_SUPPORTED
1114 # endif
1115 # ifndef PNG_iTXt_SUPPORTED
1116 # define PNG_iTXt_SUPPORTED
1117 # endif
1118 #endif
1119 #ifndef PNG_NO_WRITE_oFFs
1120 # define PNG_WRITE_oFFs_SUPPORTED
1121 # ifndef PNG_oFFs_SUPPORTED
1122 # define PNG_oFFs_SUPPORTED
1123 # endif
1124 #endif
1125 #ifndef PNG_NO_WRITE_pCAL
1126 # define PNG_WRITE_pCAL_SUPPORTED
1127 # ifndef PNG_pCAL_SUPPORTED
1128 # define PNG_pCAL_SUPPORTED
1129 # endif
1130 #endif
1131 #ifndef PNG_NO_WRITE_sCAL
1132 # define PNG_WRITE_sCAL_SUPPORTED
1133 # ifndef PNG_sCAL_SUPPORTED
1134 # define PNG_sCAL_SUPPORTED
1135 # endif
1136 #endif
1137 #ifndef PNG_NO_WRITE_pHYs
1138 # define PNG_WRITE_pHYs_SUPPORTED
1139 # ifndef PNG_pHYs_SUPPORTED
1140 # define PNG_pHYs_SUPPORTED
1141 # endif
1142 #endif
1143 #ifndef PNG_NO_WRITE_sBIT
1144 # define PNG_WRITE_sBIT_SUPPORTED
1145 # ifndef PNG_sBIT_SUPPORTED
1146 # define PNG_sBIT_SUPPORTED
1147 # endif
1148 #endif
1149 #ifndef PNG_NO_WRITE_sPLT
1150 # define PNG_WRITE_sPLT_SUPPORTED
1151 # ifndef PNG_sPLT_SUPPORTED
1152 # define PNG_sPLT_SUPPORTED
1153 # endif
1154 #endif
1155 #ifndef PNG_NO_WRITE_sRGB
1156 # define PNG_WRITE_sRGB_SUPPORTED
1157 # ifndef PNG_sRGB_SUPPORTED
1158 # define PNG_sRGB_SUPPORTED
1159 # endif
1160 #endif
1161 #ifndef PNG_NO_WRITE_tEXt
1162 # define PNG_WRITE_tEXt_SUPPORTED
1163 # ifndef PNG_tEXt_SUPPORTED
1164 # define PNG_tEXt_SUPPORTED
1165 # endif
1166 #endif
1167 #ifndef PNG_NO_WRITE_tIME
1168 # define PNG_WRITE_tIME_SUPPORTED
1169 # ifndef PNG_tIME_SUPPORTED
1170 # define PNG_tIME_SUPPORTED
1171 # endif
1172 #endif
1173 #ifndef PNG_NO_WRITE_tRNS
1174 # define PNG_WRITE_tRNS_SUPPORTED
1175 # ifndef PNG_tRNS_SUPPORTED
1176 # define PNG_tRNS_SUPPORTED
1177 # endif
1178 #endif
1179 #ifndef PNG_NO_WRITE_zTXt
1180 # define PNG_WRITE_zTXt_SUPPORTED
1181 # ifndef PNG_zTXt_SUPPORTED
1182 # define PNG_zTXt_SUPPORTED
1183 # endif
1184 #endif
1185 #if defined(PNG_WRITE_iTXt_SUPPORTED) || defined(PNG_WRITE_tEXt_SUPPORTED) || \
1186  defined(PNG_WRITE_zTXt_SUPPORTED)
1187 # define PNG_WRITE_TEXT_SUPPORTED
1188 # ifndef PNG_TEXT_SUPPORTED
1189 # define PNG_TEXT_SUPPORTED
1190 # endif
1191 #endif
1192 
1193 #ifdef PNG_WRITE_tIME_SUPPORTED
1194 # ifndef PNG_NO_CONVERT_tIME
1195 # ifndef _WIN32_WCE
1196 /* The "tm" structure is not supported on WindowsCE */
1197 # ifndef PNG_CONVERT_tIME_SUPPORTED
1198 # define PNG_CONVERT_tIME_SUPPORTED
1199 # endif
1200 # endif
1201 # endif
1202 #endif
1203 
1204 #endif /* PNG_WRITE_ANCILLARY_CHUNKS_SUPPORTED */
1205 
1206 #if !defined(PNG_NO_WRITE_FILTER) && !defined(PNG_WRITE_FILTER_SUPPORTED)
1207 # define PNG_WRITE_FILTER_SUPPORTED
1208 #endif
1209 
1210 #ifndef PNG_NO_WRITE_UNKNOWN_CHUNKS
1211 # define PNG_WRITE_UNKNOWN_CHUNKS_SUPPORTED
1212 # ifndef PNG_UNKNOWN_CHUNKS_SUPPORTED
1213 # define PNG_UNKNOWN_CHUNKS_SUPPORTED
1214 # endif
1215 #endif
1216 
1217 #ifndef PNG_NO_HANDLE_AS_UNKNOWN
1218 # ifndef PNG_HANDLE_AS_UNKNOWN_SUPPORTED
1219 # define PNG_HANDLE_AS_UNKNOWN_SUPPORTED
1220 # endif
1221 #endif
1222 #endif /* PNG_WRITE_SUPPORTED */
1223 
1224 /* Turn this off to disable png_read_png() and
1225  * png_write_png() and leave the row_pointers member
1226  * out of the info structure.
1227  */
1228 #ifndef PNG_NO_INFO_IMAGE
1229 # define PNG_INFO_IMAGE_SUPPORTED
1230 #endif
1231 
1232 /* Need the time information for converting tIME chunks */
1233 #ifdef PNG_CONVERT_tIME_SUPPORTED
1234  /* "time.h" functions are not supported on WindowsCE */
1235 # include <time.h>
1236 #endif
1237 
1238 /* Some typedefs to get us started. These should be safe on most of the
1239  * common platforms. The typedefs should be at least as large as the
1240  * numbers suggest (a png_uint_32 must be at least 32 bits long), but they
1241  * don't have to be exactly that size. Some compilers dislike passing
1242  * unsigned shorts as function parameters, so you may be better off using
1243  * unsigned int for png_uint_16. Likewise, for 64-bit systems, you may
1244  * want to have unsigned int for png_uint_32 instead of unsigned long.
1245  */
1246 
1247 typedef unsigned long png_uint_32;
1248 typedef long png_int_32;
1249 typedef unsigned short png_uint_16;
1250 typedef short png_int_16;
1251 typedef unsigned char png_byte;
1252 
1253 /* This is usually size_t. It is typedef'ed just in case you need it to
1254  change (I'm not sure if you will or not, so I thought I'd be safe) */
1255 #ifdef PNG_SIZE_T
1256  typedef PNG_SIZE_T png_size_t;
1257 # define png_sizeof(x) png_convert_size(sizeof(x))
1258 #else
1259  typedef size_t png_size_t;
1260 # define png_sizeof(x) sizeof(x)
1261 #endif
1262 
1263 /* The following is needed for medium model support. It cannot be in the
1264  * PNG_INTERNAL section. Needs modification for other compilers besides
1265  * MSC. Model independent support declares all arrays and pointers to be
1266  * large using the far keyword. The zlib version used must also support
1267  * model independent data. As of version zlib 1.0.4, the necessary changes
1268  * have been made in zlib. The USE_FAR_KEYWORD define triggers other
1269  * changes that are needed. (Tim Wegner)
1270  */
1271 
1272 /* Separate compiler dependencies (problem here is that zlib.h always
1273  defines FAR. (SJT) */
1274 #ifdef __BORLANDC__
1275 # if defined(__LARGE__) || defined(__HUGE__) || defined(__COMPACT__)
1276 # define LDATA 1
1277 # else
1278 # define LDATA 0
1279 # endif
1280  /* GRR: why is Cygwin in here? Cygwin is not Borland C... */
1281 # if !defined(__WIN32__) && !defined(__FLAT__) && !defined(__CYGWIN__)
1282 # define PNG_MAX_MALLOC_64K
1283 # if (LDATA != 1)
1284 # ifndef FAR
1285 # define FAR __far
1286 # endif
1287 # define USE_FAR_KEYWORD
1288 # endif /* LDATA != 1 */
1289  /* Possibly useful for moving data out of default segment.
1290  * Uncomment it if you want. Could also define FARDATA as
1291  * const if your compiler supports it. (SJT)
1292 # define FARDATA FAR
1293  */
1294 # endif /* __WIN32__, __FLAT__, __CYGWIN__ */
1295 #endif /* __BORLANDC__ */
1296 
1297 
1298 /* Suggest testing for specific compiler first before testing for
1299  * FAR. The Watcom compiler defines both __MEDIUM__ and M_I86MM,
1300  * making reliance oncertain keywords suspect. (SJT)
1301  */
1302 
1303 /* MSC Medium model */
1304 #ifdef FAR
1305 # ifdef M_I86MM
1306 # define USE_FAR_KEYWORD
1307 # define FARDATA FAR
1308 # include <dos.h>
1309 # endif
1310 #endif
1311 
1312 /* SJT: default case */
1313 #ifndef FAR
1314 # define FAR
1315 #endif
1316 
1317 /* At this point FAR is always defined */
1318 #ifndef FARDATA
1319 # define FARDATA
1320 #endif
1321 
1322 /* Typedef for floating-point numbers that are converted
1323  to fixed-point with a multiple of 100,000, e.g., int_gamma */
1325 
1326 /* Add typedefs for pointers */
1327 typedef void FAR * png_voidp;
1334 typedef char FAR * png_charp;
1336 
1337 #ifndef PNG_NO_STDIO
1338 #ifdef _WIN32_WCE
1339 typedef HANDLE png_FILE_p;
1340 #else
1341 typedef FILE * png_FILE_p;
1342 #endif
1343 #endif
1344 
1345 #ifdef PNG_FLOATING_POINT_SUPPORTED
1346 typedef double FAR * png_doublep;
1347 #endif
1348 
1349 /* Pointers to pointers; i.e. arrays */
1356 typedef char FAR * FAR * png_charpp;
1358 #ifdef PNG_FLOATING_POINT_SUPPORTED
1359 typedef double FAR * FAR * png_doublepp;
1360 #endif
1361 
1362 /* Pointers to pointers to pointers; i.e., pointer to array */
1363 typedef char FAR * FAR * FAR * png_charppp;
1364 
1365 #if defined(PNG_1_0_X) || defined(PNG_1_2_X)
1366 /* SPC - Is this stuff deprecated? */
1367 /* It'll be removed as of libpng-1.4.0 - GR-P */
1368 /* libpng typedefs for types in zlib. If zlib changes
1369  * or another compression library is used, then change these.
1370  * Eliminates need to change all the source files.
1371  */
1372 typedef charf * png_zcharp;
1373 typedef charf * FAR * png_zcharpp;
1375 #endif /* (PNG_1_0_X) || defined(PNG_1_2_X) */
1376 
1377 /*
1378  * Define PNG_BUILD_DLL if the module being built is a Windows
1379  * LIBPNG DLL.
1380  *
1381  * Define PNG_USE_DLL if you want to *link* to the Windows LIBPNG DLL.
1382  * It is equivalent to Microsoft predefined macro _DLL that is
1383  * automatically defined when you compile using the share
1384  * version of the CRT (C Run-Time library)
1385  *
1386  * The cygwin mods make this behavior a little different:
1387  * Define PNG_BUILD_DLL if you are building a dll for use with cygwin
1388  * Define PNG_STATIC if you are building a static library for use with cygwin,
1389  * -or- if you are building an application that you want to link to the
1390  * static library.
1391  * PNG_USE_DLL is defined by default (no user action needed) unless one of
1392  * the other flags is defined.
1393  */
1394 
1395 #if !defined(PNG_DLL) && (defined(PNG_BUILD_DLL) || defined(PNG_USE_DLL))
1396 # define PNG_DLL
1397 #endif
1398 /* If CYGWIN, then disallow GLOBAL ARRAYS unless building a static lib.
1399  * When building a static lib, default to no GLOBAL ARRAYS, but allow
1400  * command-line override
1401  */
1402 #ifdef __CYGWIN__
1403 # ifndef PNG_STATIC
1404 # ifdef PNG_USE_GLOBAL_ARRAYS
1405 # undef PNG_USE_GLOBAL_ARRAYS
1406 # endif
1407 # ifndef PNG_USE_LOCAL_ARRAYS
1408 # define PNG_USE_LOCAL_ARRAYS
1409 # endif
1410 # else
1411 # if defined(PNG_USE_LOCAL_ARRAYS) || defined(PNG_NO_GLOBAL_ARRAYS)
1412 # ifdef PNG_USE_GLOBAL_ARRAYS
1413 # undef PNG_USE_GLOBAL_ARRAYS
1414 # endif
1415 # endif
1416 # endif
1417 # if !defined(PNG_USE_LOCAL_ARRAYS) && !defined(PNG_USE_GLOBAL_ARRAYS)
1418 # define PNG_USE_LOCAL_ARRAYS
1419 # endif
1420 #endif
1421 
1422 /* Do not use global arrays (helps with building DLL's)
1423  * They are no longer used in libpng itself, since version 1.0.5c,
1424  * but might be required for some pre-1.0.5c applications.
1425  */
1426 #if !defined(PNG_USE_LOCAL_ARRAYS) && !defined(PNG_USE_GLOBAL_ARRAYS)
1427 # if defined(PNG_NO_GLOBAL_ARRAYS) || \
1428  (defined(__GNUC__) && defined(PNG_DLL)) || defined(_MSC_VER)
1429 # define PNG_USE_LOCAL_ARRAYS
1430 # else
1431 # define PNG_USE_GLOBAL_ARRAYS
1432 # endif
1433 #endif
1434 
1435 #ifdef __CYGWIN__
1436 # undef PNGAPI
1437 # define PNGAPI __cdecl
1438 # undef PNG_IMPEXP
1439 # define PNG_IMPEXP
1440 #endif
1441 
1442 /* If you define PNGAPI, e.g., with compiler option "-DPNGAPI=__stdcall",
1443  * you may get warnings regarding the linkage of png_zalloc and png_zfree.
1444  * Don't ignore those warnings; you must also reset the default calling
1445  * convention in your compiler to match your PNGAPI, and you must build
1446  * zlib and your applications the same way you build libpng.
1447  */
1448 
1449 #if defined(__MINGW32__) && !defined(PNG_MODULEDEF)
1450 # ifndef PNG_NO_MODULEDEF
1451 # define PNG_NO_MODULEDEF
1452 # endif
1453 #endif
1454 
1455 #if !defined(PNG_IMPEXP) && defined(PNG_BUILD_DLL) && !defined(PNG_NO_MODULEDEF)
1456 # define PNG_IMPEXP
1457 #endif
1458 
1459 #if defined(PNG_DLL) || defined(_DLL) || defined(__DLL__ ) || \
1460  (( defined(_Windows) || defined(_WINDOWS) || \
1461  defined(WIN32) || defined(_WIN32) || defined(__WIN32__) ))
1462 
1463 # ifndef PNGAPI
1464 # if defined(__GNUC__) || (defined (_MSC_VER) && (_MSC_VER >= 800))
1465 # define PNGAPI __cdecl
1466 # else
1467 # define PNGAPI _cdecl
1468 # endif
1469 # endif
1470 
1471 # if !defined(PNG_IMPEXP) && (!defined(PNG_DLL) || \
1472  0 /* WINCOMPILER_WITH_NO_SUPPORT_FOR_DECLIMPEXP */)
1473 # define PNG_IMPEXP
1474 # endif
1475 
1476 # ifndef PNG_IMPEXP
1477 
1478 # define PNG_EXPORT_TYPE1(type,symbol) PNG_IMPEXP type PNGAPI symbol
1479 # define PNG_EXPORT_TYPE2(type,symbol) type PNG_IMPEXP PNGAPI symbol
1480 
1481  /* Borland/Microsoft */
1482 # if defined(_MSC_VER) || defined(__BORLANDC__)
1483 # if (_MSC_VER >= 800) || (__BORLANDC__ >= 0x500)
1484 # define PNG_EXPORT PNG_EXPORT_TYPE1
1485 # else
1486 # define PNG_EXPORT PNG_EXPORT_TYPE2
1487 # ifdef PNG_BUILD_DLL
1488 # define PNG_IMPEXP __export
1489 # else
1490 # define PNG_IMPEXP /*__import */ /* doesn't exist AFAIK in
1491  VC++ */
1492 # endif /* Exists in Borland C++ for
1493  C++ classes (== huge) */
1494 # endif
1495 # endif
1496 
1497 # ifndef PNG_IMPEXP
1498 # ifdef PNG_BUILD_DLL
1499 # define PNG_IMPEXP __declspec(dllexport)
1500 # else
1501 # define PNG_IMPEXP __declspec(dllimport)
1502 # endif
1503 # endif
1504 # endif /* PNG_IMPEXP */
1505 #else /* !(DLL || non-cygwin WINDOWS) */
1506 # if (defined(__IBMC__) || defined(__IBMCPP__)) && defined(__OS2__)
1507 # ifndef PNGAPI
1508 # define PNGAPI _System
1509 # endif
1510 # else
1511 # if 0 /* ... other platforms, with other meanings */
1512 # endif
1513 # endif
1514 #endif
1515 
1516 #ifndef PNGAPI
1517 # define PNGAPI
1518 #endif
1519 #ifndef PNG_IMPEXP
1520 # define PNG_IMPEXP
1521 #endif
1522 
1523 #ifdef PNG_BUILDSYMS
1524 # ifndef PNG_EXPORT
1525 # define PNG_EXPORT(type,symbol) PNG_FUNCTION_EXPORT symbol END
1526 # endif
1527 # ifdef PNG_USE_GLOBAL_ARRAYS
1528 # ifndef PNG_EXPORT_VAR
1529 # define PNG_EXPORT_VAR(type) PNG_DATA_EXPORT
1530 # endif
1531 # endif
1532 #endif
1533 
1534 #ifndef PNG_EXPORT
1535 # define PNG_EXPORT(type,symbol) PNG_IMPEXP type PNGAPI symbol
1536 #endif
1537 
1538 #ifdef PNG_USE_GLOBAL_ARRAYS
1539 # ifndef PNG_EXPORT_VAR
1540 # define PNG_EXPORT_VAR(type) extern PNG_IMPEXP type
1541 # endif
1542 #endif
1543 
1544 #ifdef PNG_PEDANTIC_WARNINGS
1545 # ifndef PNG_PEDANTIC_WARNINGS_SUPPORTED
1546 # define PNG_PEDANTIC_WARNINGS_SUPPORTED
1547 # endif
1548 #endif
1549 
1550 #ifdef PNG_PEDANTIC_WARNINGS_SUPPORTED
1551 /* Support for compiler specific function attributes. These are used
1552  * so that where compiler support is available incorrect use of API
1553  * functions in png.h will generate compiler warnings. Added at libpng
1554  * version 1.2.41.
1555  */
1556 # ifdef __GNUC__
1557 # ifndef PNG_USE_RESULT
1558 # define PNG_USE_RESULT __attribute__((__warn_unused_result__))
1559 # endif
1560 # ifndef PNG_NORETURN
1561 # define PNG_NORETURN __attribute__((__noreturn__))
1562 # endif
1563 # ifndef PNG_ALLOCATED
1564 # define PNG_ALLOCATED __attribute__((__malloc__))
1565 # endif
1566 
1567  /* This specifically protects structure members that should only be
1568  * accessed from within the library, therefore should be empty during
1569  * a library build.
1570  */
1571 # ifndef PNG_DEPRECATED
1572 # define PNG_DEPRECATED __attribute__((__deprecated__))
1573 # endif
1574 # ifndef PNG_DEPSTRUCT
1575 # define PNG_DEPSTRUCT __attribute__((__deprecated__))
1576 # endif
1577 # ifndef PNG_PRIVATE
1578 # if 0 /* Doesn't work so we use deprecated instead*/
1579 # define PNG_PRIVATE \
1580  __attribute__((warning("This function is not exported by libpng.")))
1581 # else
1582 # define PNG_PRIVATE \
1583  __attribute__((__deprecated__))
1584 # endif
1585 # endif /* PNG_PRIVATE */
1586 # endif /* __GNUC__ */
1587 #endif /* PNG_PEDANTIC_WARNINGS */
1588 
1589 #ifndef PNG_DEPRECATED
1590 # define PNG_DEPRECATED /* Use of this function is deprecated */
1591 #endif
1592 #ifndef PNG_USE_RESULT
1593 # define PNG_USE_RESULT /* The result of this function must be checked */
1594 #endif
1595 #ifndef PNG_NORETURN
1596 # define PNG_NORETURN /* This function does not return */
1597 #endif
1598 #ifndef PNG_ALLOCATED
1599 # define PNG_ALLOCATED /* The result of the function is new memory */
1600 #endif
1601 #ifndef PNG_DEPSTRUCT
1602 # define PNG_DEPSTRUCT /* Access to this struct member is deprecated */
1603 #endif
1604 #ifndef PNG_PRIVATE
1605 # define PNG_PRIVATE /* This is a private libpng function */
1606 #endif
1607 
1608 /* User may want to use these so they are not in PNG_INTERNAL. Any library
1609  * functions that are passed far data must be model independent.
1610  */
1611 
1612 #ifndef PNG_ABORT
1613 # define PNG_ABORT() abort()
1614 #endif
1615 
1616 #ifdef PNG_SETJMP_SUPPORTED
1617 # define png_jmpbuf(png_ptr) ((png_ptr)->jmpbuf)
1618 #else
1619 # define png_jmpbuf(png_ptr) \
1620  (LIBPNG_WAS_COMPILED_WITH__PNG_SETJMP_NOT_SUPPORTED)
1621 #endif
1622 
1623 #ifdef USE_FAR_KEYWORD /* memory model independent fns */
1624 /* Use this to make far-to-near assignments */
1625 # define CHECK 1
1626 # define NOCHECK 0
1627 # define CVT_PTR(ptr) (png_far_to_near(png_ptr,ptr,CHECK))
1628 # define CVT_PTR_NOCHECK(ptr) (png_far_to_near(png_ptr,ptr,NOCHECK))
1629 # define png_snprintf _fsnprintf /* Added to v 1.2.19 */
1630 # define png_strlen _fstrlen
1631 # define png_memcmp _fmemcmp /* SJT: added */
1632 # define png_memcpy _fmemcpy
1633 # define png_memset _fmemset
1634 #else /* Use the usual functions */
1635 # define CVT_PTR(ptr) (ptr)
1636 # define CVT_PTR_NOCHECK(ptr) (ptr)
1637 # ifndef PNG_NO_SNPRINTF
1638 # ifdef _MSC_VER
1639 # define png_snprintf _snprintf /* Added to v 1.2.19 */
1640 # define png_snprintf2 _snprintf
1641 # define png_snprintf6 _snprintf
1642 # else
1643 # define png_snprintf snprintf /* Added to v 1.2.19 */
1644 # define png_snprintf2 snprintf
1645 # define png_snprintf6 snprintf
1646 # endif
1647 # else
1648  /* You don't have or don't want to use snprintf(). Caution: Using
1649  * sprintf instead of snprintf exposes your application to accidental
1650  * or malevolent buffer overflows. If you don't have snprintf()
1651  * as a general rule you should provide one (you can get one from
1652  * Portable OpenSSH).
1653  */
1654 # define png_snprintf(s1,n,fmt,x1) sprintf(s1,fmt,x1)
1655 # define png_snprintf2(s1,n,fmt,x1,x2) sprintf(s1,fmt,x1,x2)
1656 # define png_snprintf6(s1,n,fmt,x1,x2,x3,x4,x5,x6) \
1657  sprintf(s1,fmt,x1,x2,x3,x4,x5,x6)
1658 # endif
1659 # define png_strlen strlen
1660 # define png_memcmp memcmp /* SJT: added */
1661 # define png_memcpy memcpy
1662 # define png_memset memset
1663 #endif
1664 /* End of memory model independent support */
1665 
1666 /* Just a little check that someone hasn't tried to define something
1667  * contradictory.
1668  */
1669 #if (PNG_ZBUF_SIZE > 65536L) && defined(PNG_MAX_MALLOC_64K)
1670 # undef PNG_ZBUF_SIZE
1671 # define PNG_ZBUF_SIZE 65536L
1672 #endif
1673 
1674 /* Added at libpng-1.2.8 */
1675 #endif /* PNG_VERSION_INFO_ONLY */
1676 
1677 #endif /* PNGCONF_H */
short png_int_16
Definition: pngconf.h:1250
png_uint_32 FAR *FAR * png_uint_32pp
Definition: pngconf.h:1351
png_byte FAR * png_bytep
Definition: pngconf.h:1328
char FAR * png_charp
Definition: pngconf.h:1334
png_fixed_point FAR * png_fixed_point_p
Definition: pngconf.h:1335
long png_int_32
Definition: pngconf.h:1248
PNG_CONST char FAR * png_const_charp
Definition: pngconf.h:1333
charf *FAR * png_zcharpp
Definition: pngconf.h:1373
png_int_16 FAR *FAR * png_int_16pp
Definition: pngconf.h:1354
png_byte FAR *FAR * png_bytepp
Definition: pngconf.h:1350
charf * png_zcharp
Definition: pngconf.h:1372
png_int_32 FAR * png_int_32p
Definition: pngconf.h:1330
#define PNG_CONST
Definition: pngconf.h:503
PNG_CONST char FAR *FAR * png_const_charpp
Definition: pngconf.h:1355
unsigned char png_byte
Definition: pngconf.h:1251
unsigned short png_uint_16
Definition: pngconf.h:1249
png_uint_16 FAR * png_uint_16p
Definition: pngconf.h:1331
png_fixed_point FAR *FAR * png_fixed_point_pp
Definition: pngconf.h:1357
png_int_32 FAR *FAR * png_int_32pp
Definition: pngconf.h:1352
png_uint_16 FAR *FAR * png_uint_16pp
Definition: pngconf.h:1353
#define FAR
Definition: pngconf.h:1314
double FAR *FAR * png_doublepp
Definition: pngconf.h:1359
GLuint in
void FAR * png_voidp
Definition: pngconf.h:1327
png_int_32 png_fixed_point
Definition: pngconf.h:1324
char FAR *FAR * png_charpp
Definition: pngconf.h:1356
char FAR *FAR *FAR * png_charppp
Definition: pngconf.h:1363
size_t png_size_t
Definition: pngconf.h:1259
double FAR * png_doublep
Definition: pngconf.h:1346
png_uint_32 FAR * png_uint_32p
Definition: pngconf.h:1329
unsigned long png_uint_32
Definition: pngconf.h:1247
FILE * png_FILE_p
Definition: pngconf.h:1341
char FAR charf
Definition: zconf.h:230
png_int_16 FAR * png_int_16p
Definition: pngconf.h:1332
z_stream FAR * png_zstreamp
Definition: pngconf.h:1374