mirror of
https://git.code.sf.net/p/libpng/code.git
synced 2025-07-10 18:04:09 +02:00
Imported from libpng-1.0.5q.tar
This commit is contained in:
Glenn Randers-Pehrson
325
pngconf.h
325
pngconf.h
@@ -1,11 +1,11 @@
|
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/* pngconf.h - machine configurable file for libpng
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*
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* libpng 1.0.5h - December 10, 1999
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* libpng 1.0.5q - February 5, 2000
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* For conditions of distribution and use, see copyright notice in png.h
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* Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.
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* Copyright (c) 1996, 1997 Andreas Dilger
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* Copyright (c) 1998, 1999 Glenn Randers-Pehrson
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* Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
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*/
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/* Any machine specific code is near the front of this file, so if you
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@@ -111,29 +111,35 @@
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#include <sys/types.h>
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#endif
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#ifndef PNG_SETJMP_NOT_SUPPORTED
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# define PNG_SETJMP_SUPPORTED
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#endif
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#ifdef PNG_SETJMP_SUPPORTED
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||||
/* This is an attempt to force a single setjmp behaviour on Linux. If
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* the X config stuff didn't define _BSD_SOURCE we wouldn't need this.
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*/
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#ifdef __linux__
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#ifdef _BSD_SOURCE
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#define _PNG_SAVE_BSD_SOURCE
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#undef _BSD_SOURCE
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#endif
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#ifdef _SETJMP_H
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__png.h__ already includes setjmp.h
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__dont__ include it again
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#endif
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# ifdef __linux__
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# ifdef _BSD_SOURCE
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# define _PNG_SAVE_BSD_SOURCE
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# undef _BSD_SOURCE
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# endif
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# ifdef _SETJMP_H
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__png.h__ already includes setjmp.h
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__dont__ include it again
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# endif
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#endif /* __linux__ */
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/* include setjmp.h for error handling */
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#include <setjmp.h>
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#ifdef __linux__
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#ifdef _PNG_SAVE_BSD_SOURCE
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#define _BSD_SOURCE
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#undef _PNG_SAVE_BSD_SOURCE
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#endif
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#endif /* __linux__ */
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# ifdef __linux__
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||||
# ifdef _PNG_SAVE_BSD_SOURCE
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# define _BSD_SOURCE
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# undef _PNG_SAVE_BSD_SOURCE
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# endif
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# endif /* __linux__ */
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#endif /* PNG_SETJMP_SUPPORTED */
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#ifdef BSD
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#include <strings.h>
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@@ -158,6 +164,7 @@ __dont__ include it again
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* them inside an appropriate ifdef/endif pair for portability.
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*/
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#if !defined(PNG_NO_FLOATING_POINT_SUPPORTED)
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#if defined(MACOS)
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/* We need to check that <math.h> hasn't already been included earlier
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* as it seems it doesn't agree with <fp.h>, yet we should really use
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@@ -169,6 +176,7 @@ __dont__ include it again
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#else
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#include <math.h>
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#endif
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#endif
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/* Codewarrior on NT has linking problems without this. */
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#if (defined(__MWERKS__) && defined(WIN32)) || defined(__STDC__)
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@@ -473,209 +481,246 @@ __dont__ include it again
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#endif
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#ifdef PNG_READ_ANCILLARY_CHUNKS_SUPPORTED
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#ifdef PNG_NO_READ_TEXT
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# define PNG_NO_READ_iTXt
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# define PNG_NO_READ_tEXt
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# define PNG_NO_READ_zTXt
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#endif
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#ifndef PNG_NO_READ_bKGD
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#define PNG_READ_bKGD_SUPPORTED
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#define PNG_bKGD_SUPPORTED
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# define PNG_READ_bKGD_SUPPORTED
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# define PNG_bKGD_SUPPORTED
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||||
#endif
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||||
#ifndef PNG_NO_READ_cHRM
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#define PNG_READ_cHRM_SUPPORTED
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#define PNG_cHRM_SUPPORTED
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# define PNG_READ_cHRM_SUPPORTED
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||||
# define PNG_cHRM_SUPPORTED
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||||
#endif
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#ifndef PNG_NO_READ_gAMA
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#define PNG_READ_gAMA_SUPPORTED
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#define PNG_gAMA_SUPPORTED
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# define PNG_READ_gAMA_SUPPORTED
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# define PNG_gAMA_SUPPORTED
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#endif
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#ifndef PNG_NO_READ_hIST
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#define PNG_READ_hIST_SUPPORTED
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#define PNG_hIST_SUPPORTED
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# define PNG_READ_hIST_SUPPORTED
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||||
# define PNG_hIST_SUPPORTED
|
||||
#endif
|
||||
#ifndef PNG_NO_READ_iCCP
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||||
#define PNG_READ_iCCP_SUPPORTED
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||||
#define PNG_iCCP_SUPPORTED
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||||
# define PNG_READ_iCCP_SUPPORTED
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||||
# define PNG_iCCP_SUPPORTED
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||||
#endif
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||||
#ifndef PNG_NO_READ_iTXt
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||||
#define PNG_READ_iTXt_SUPPORTED
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||||
#define PNG_iTXt_SUPPORTED
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||||
# define PNG_READ_iTXt_SUPPORTED
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# define PNG_iTXt_SUPPORTED
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||||
#endif
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||||
#ifndef PNG_NO_READ_oFFs
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||||
#define PNG_READ_oFFs_SUPPORTED
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||||
#define PNG_oFFs_SUPPORTED
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||||
# define PNG_READ_oFFs_SUPPORTED
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# define PNG_oFFs_SUPPORTED
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||||
#endif
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||||
#ifndef PNG_NO_READ_pCAL
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||||
#define PNG_READ_pCAL_SUPPORTED
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#define PNG_pCAL_SUPPORTED
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# define PNG_READ_pCAL_SUPPORTED
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# define PNG_pCAL_SUPPORTED
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||||
#endif
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||||
#ifndef PNG_NO_READ_sCAL
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||||
#define PNG_READ_sCAL_SUPPORTED
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||||
#define PNG_sCAL_SUPPORTED
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||||
# define PNG_READ_sCAL_SUPPORTED
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||||
# define PNG_sCAL_SUPPORTED
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||||
#endif
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||||
#ifndef PNG_NO_READ_pHYs
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||||
#define PNG_READ_pHYs_SUPPORTED
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||||
#define PNG_pHYs_SUPPORTED
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||||
# define PNG_READ_pHYs_SUPPORTED
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||||
# define PNG_pHYs_SUPPORTED
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||||
#endif
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||||
#ifndef PNG_NO_READ_sBIT
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#define PNG_READ_sBIT_SUPPORTED
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#define PNG_sBIT_SUPPORTED
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# define PNG_READ_sBIT_SUPPORTED
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||||
# define PNG_sBIT_SUPPORTED
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||||
#endif
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||||
#ifndef PNG_NO_READ_sPLT
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||||
#define PNG_READ_sPLT_SUPPORTED
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||||
#define PNG_sPLT_SUPPORTED
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||||
# define PNG_READ_sPLT_SUPPORTED
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||||
# define PNG_sPLT_SUPPORTED
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||||
#endif
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||||
#ifndef PNG_NO_READ_sRGB
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||||
#define PNG_READ_sRGB_SUPPORTED
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||||
#define PNG_sRGB_SUPPORTED
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||||
# define PNG_READ_sRGB_SUPPORTED
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# define PNG_sRGB_SUPPORTED
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||||
#endif
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||||
#ifndef PNG_NO_READ_tEXt
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||||
#define PNG_READ_tEXt_SUPPORTED
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||||
#define PNG_tEXt_SUPPORTED
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||||
# define PNG_READ_tEXt_SUPPORTED
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||||
# define PNG_tEXt_SUPPORTED
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||||
#endif
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||||
#ifndef PNG_NO_READ_tIME
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||||
#define PNG_READ_tIME_SUPPORTED
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||||
#define PNG_tIME_SUPPORTED
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||||
# define PNG_READ_tIME_SUPPORTED
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||||
# define PNG_tIME_SUPPORTED
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||||
#endif
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||||
#ifndef PNG_NO_READ_tRNS
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||||
#define PNG_READ_tRNS_SUPPORTED
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||||
#define PNG_tRNS_SUPPORTED
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||||
# define PNG_READ_tRNS_SUPPORTED
|
||||
# define PNG_tRNS_SUPPORTED
|
||||
#endif
|
||||
#ifndef PNG_NO_READ_zTXt
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||||
#define PNG_READ_zTXt_SUPPORTED
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||||
#define PNG_zTXt_SUPPORTED
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||||
# define PNG_READ_zTXt_SUPPORTED
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||||
# define PNG_zTXt_SUPPORTED
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||||
#endif
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||||
#ifndef PNG_NO_READ_USER_CHUNKS
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||||
# define PNG_READ_USER_CHUNKS_SUPPORTED
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||||
# define PNG_USER_CHUNKS_SUPPORTED
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# ifdef PNG_NO_READ_UNKNOWN_CHUNKS
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||||
# undef PNG_NO_READ_UNKNOWN_CHUNKS
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||||
# endif
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||||
# ifdef PNG_NO_HANDLE_AS_UNKNOWN
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||||
# undef PNG_NO_HANDLE_AS_UNKNOWN
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||||
# endif
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||||
#endif
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||||
#ifndef PNG_NO_READ_UNKNOWN_CHUNKS
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||||
#define PNG_READ_UNKNOWN_CHUNKS_SUPPORTED
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||||
#define PNG_UNKNOWN_CHUNKS_SUPPORTED
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||||
# define PNG_READ_UNKNOWN_CHUNKS_SUPPORTED
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||||
# define PNG_UNKNOWN_CHUNKS_SUPPORTED
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||||
# ifndef PNG_NO_HANDLE_AS_UNKNOWN
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||||
# define PNG_HANDLE_AS_UNKNOWN_SUPPORTED
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||||
# endif
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||||
#endif
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||||
#ifndef PNG_NO_READ_OPT_PLTE
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||||
#define PNG_READ_OPT_PLTE_SUPPORTED /* only affects support of the optional */
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#endif /* PLTE chunk in RGB and RGBA images */
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# define PNG_READ_OPT_PLTE_SUPPORTED /* only affects support of the */
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||||
#endif /* optional PLTE chunk in RGB and RGBA images */
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#if defined(PNG_READ_iTXt_SUPPORTED) || defined(PNG_READ_tEXt_SUPPORTED) || \
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defined(PNG_READ_zTXt_SUPPORTED)
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#define PNG_READ_TEXT_SUPPORTED
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#define PNG_TEXT_SUPPORTED
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# define PNG_READ_TEXT_SUPPORTED
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# define PNG_TEXT_SUPPORTED
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||||
#endif
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||||
#endif /* PNG_READ_ANCILLARY_CHUNKS_SUPPORTED */
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||||
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||||
#ifdef PNG_WRITE_ANCILLARY_CHUNKS_SUPPORTED
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||||
#ifndef PNG_NO_WRITE_bKGD
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||||
#define PNG_WRITE_bKGD_SUPPORTED
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#ifndef PNG_bKGD_SUPPORTED
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# define PNG_bKGD_SUPPORTED
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#ifdef PNG_NO_WRITE_TEXT
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||||
# define PNG_NO_WRITE_iTXt
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# define PNG_NO_WRITE_tEXt
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# define PNG_NO_WRITE_zTXt
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||||
#endif
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||||
#ifndef PNG_NO_WRITE_bKGD
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||||
# define PNG_WRITE_bKGD_SUPPORTED
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||||
# ifndef PNG_bKGD_SUPPORTED
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||||
# define PNG_bKGD_SUPPORTED
|
||||
# endif
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||||
#endif
|
||||
#ifndef PNG_NO_WRITE_cHRM
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||||
#define PNG_WRITE_cHRM_SUPPORTED
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#ifndef PNG_cHRM_SUPPORTED
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||||
# define PNG_cHRM_SUPPORTED
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||||
#endif
|
||||
# define PNG_WRITE_cHRM_SUPPORTED
|
||||
# ifndef PNG_cHRM_SUPPORTED
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||||
# define PNG_cHRM_SUPPORTED
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||||
# endif
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||||
#endif
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||||
#ifndef PNG_NO_WRITE_gAMA
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||||
#define PNG_WRITE_gAMA_SUPPORTED
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#ifndef PNG_gAMA_SUPPORTED
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# define PNG_gAMA_SUPPORTED
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||||
#endif
|
||||
# define PNG_WRITE_gAMA_SUPPORTED
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||||
# ifndef PNG_gAMA_SUPPORTED
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||||
# define PNG_gAMA_SUPPORTED
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||||
# endif
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||||
#endif
|
||||
#ifndef PNG_NO_WRITE_hIST
|
||||
#define PNG_WRITE_hIST_SUPPORTED
|
||||
#ifndef PNG_hIST_SUPPORTED
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# define PNG_hIST_SUPPORTED
|
||||
#endif
|
||||
# define PNG_WRITE_hIST_SUPPORTED
|
||||
# ifndef PNG_hIST_SUPPORTED
|
||||
# define PNG_hIST_SUPPORTED
|
||||
# endif
|
||||
#endif
|
||||
#ifndef PNG_NO_WRITE_iCCP
|
||||
#define PNG_WRITE_iCCP_SUPPORTED
|
||||
#ifndef PNG_iCCP_SUPPORTED
|
||||
# define PNG_iCCP_SUPPORTED
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||||
#endif
|
||||
# define PNG_WRITE_iCCP_SUPPORTED
|
||||
# ifndef PNG_iCCP_SUPPORTED
|
||||
# define PNG_iCCP_SUPPORTED
|
||||
# endif
|
||||
#endif
|
||||
#ifndef PNG_NO_WRITE_iTXt
|
||||
#define PNG_WRITE_iTXt_SUPPORTED
|
||||
#ifndef PNG_iTXt_SUPPORTED
|
||||
# define PNG_iTXt_SUPPORTED
|
||||
#endif
|
||||
# define PNG_WRITE_iTXt_SUPPORTED
|
||||
# ifndef PNG_iTXt_SUPPORTED
|
||||
# define PNG_iTXt_SUPPORTED
|
||||
# endif
|
||||
#endif
|
||||
#ifndef PNG_NO_WRITE_oFFs
|
||||
#define PNG_WRITE_oFFs_SUPPORTED
|
||||
#ifndef PNG_oFFs_SUPPORTED
|
||||
# define PNG_oFFs_SUPPORTED
|
||||
#endif
|
||||
# define PNG_WRITE_oFFs_SUPPORTED
|
||||
# ifndef PNG_oFFs_SUPPORTED
|
||||
# define PNG_oFFs_SUPPORTED
|
||||
# endif
|
||||
#endif
|
||||
#ifndef PNG_NO_WRITE_pCAL
|
||||
#define PNG_WRITE_pCAL_SUPPORTED
|
||||
#ifndef PNG_pCAL_SUPPORTED
|
||||
# define PNG_pCAL_SUPPORTED
|
||||
#endif
|
||||
# define PNG_WRITE_pCAL_SUPPORTED
|
||||
# ifndef PNG_pCAL_SUPPORTED
|
||||
# define PNG_pCAL_SUPPORTED
|
||||
# endif
|
||||
#endif
|
||||
#ifndef PNG_NO_WRITE_sCAL
|
||||
#define PNG_WRITE_sCAL_SUPPORTED
|
||||
#ifndef PNG_sCAL_SUPPORTED
|
||||
# define PNG_sCAL_SUPPORTED
|
||||
#endif
|
||||
# define PNG_WRITE_sCAL_SUPPORTED
|
||||
# ifndef PNG_sCAL_SUPPORTED
|
||||
# define PNG_sCAL_SUPPORTED
|
||||
# endif
|
||||
#endif
|
||||
#ifndef PNG_NO_WRITE_pHYs
|
||||
#define PNG_WRITE_pHYs_SUPPORTED
|
||||
#ifndef PNG_pHYs_SUPPORTED
|
||||
# define PNG_pHYs_SUPPORTED
|
||||
#endif
|
||||
# define PNG_WRITE_pHYs_SUPPORTED
|
||||
# ifndef PNG_pHYs_SUPPORTED
|
||||
# define PNG_pHYs_SUPPORTED
|
||||
# endif
|
||||
#endif
|
||||
#ifndef PNG_NO_WRITE_sBIT
|
||||
#define PNG_WRITE_sBIT_SUPPORTED
|
||||
#ifndef PNG_sBIT_SUPPORTED
|
||||
# define PNG_sBIT_SUPPORTED
|
||||
#endif
|
||||
# define PNG_WRITE_sBIT_SUPPORTED
|
||||
# ifndef PNG_sBIT_SUPPORTED
|
||||
# define PNG_sBIT_SUPPORTED
|
||||
# endif
|
||||
#endif
|
||||
#ifndef PNG_NO_WRITE_sPLT
|
||||
#define PNG_WRITE_sPLT_SUPPORTED
|
||||
#ifndef PNG_sPLT_SUPPORTED
|
||||
# define PNG_sPLT_SUPPORTED
|
||||
#endif
|
||||
# define PNG_WRITE_sPLT_SUPPORTED
|
||||
# ifndef PNG_sPLT_SUPPORTED
|
||||
# define PNG_sPLT_SUPPORTED
|
||||
# endif
|
||||
#endif
|
||||
#ifndef PNG_NO_WRITE_sRGB
|
||||
#define PNG_WRITE_sRGB_SUPPORTED
|
||||
#ifndef PNG_sRGB_SUPPORTED
|
||||
# define PNG_sRGB_SUPPORTED
|
||||
#endif
|
||||
# define PNG_WRITE_sRGB_SUPPORTED
|
||||
# ifndef PNG_sRGB_SUPPORTED
|
||||
# define PNG_sRGB_SUPPORTED
|
||||
# endif
|
||||
#endif
|
||||
#ifndef PNG_NO_WRITE_tEXt
|
||||
#define PNG_WRITE_tEXt_SUPPORTED
|
||||
#ifndef PNG_tEXt_SUPPORTED
|
||||
# define PNG_tEXt_SUPPORTED
|
||||
#endif
|
||||
# define PNG_WRITE_tEXt_SUPPORTED
|
||||
# ifndef PNG_tEXt_SUPPORTED
|
||||
# define PNG_tEXt_SUPPORTED
|
||||
# endif
|
||||
#endif
|
||||
#ifndef PNG_NO_WRITE_tIME
|
||||
#define PNG_WRITE_tIME_SUPPORTED
|
||||
#ifndef PNG_tIME_SUPPORTED
|
||||
# define PNG_tIME_SUPPORTED
|
||||
#endif
|
||||
# define PNG_WRITE_tIME_SUPPORTED
|
||||
# ifndef PNG_tIME_SUPPORTED
|
||||
# define PNG_tIME_SUPPORTED
|
||||
# endif
|
||||
#endif
|
||||
#ifndef PNG_NO_WRITE_tRNS
|
||||
#define PNG_WRITE_tRNS_SUPPORTED
|
||||
#ifndef PNG_tRNS_SUPPORTED
|
||||
# define PNG_tRNS_SUPPORTED
|
||||
#endif
|
||||
# define PNG_WRITE_tRNS_SUPPORTED
|
||||
# ifndef PNG_tRNS_SUPPORTED
|
||||
# define PNG_tRNS_SUPPORTED
|
||||
# endif
|
||||
#endif
|
||||
#ifndef PNG_NO_WRITE_zTXt
|
||||
#define PNG_WRITE_zTXt_SUPPORTED
|
||||
#ifndef PNG_zTXt_SUPPORTED
|
||||
# define PNG_zTXt_SUPPORTED
|
||||
#endif
|
||||
# define PNG_WRITE_zTXt_SUPPORTED
|
||||
# ifndef PNG_zTXt_SUPPORTED
|
||||
# define PNG_zTXt_SUPPORTED
|
||||
# endif
|
||||
#endif
|
||||
#ifndef PNG_NO_WRITE_UNKNOWN_CHUNKS
|
||||
#define PNG_WRITE_UNKNOWN_CHUNKS_SUPPORTED
|
||||
#ifndef PNG_UNKNOWN_CHUNKS_SUPPORTED
|
||||
# define PNG_UNKNOWN_CHUNKS_SUPPORTED
|
||||
#endif
|
||||
# define PNG_WRITE_UNKNOWN_CHUNKS_SUPPORTED
|
||||
# ifndef PNG_UNKNOWN_CHUNKS_SUPPORTED
|
||||
# define PNG_UNKNOWN_CHUNKS_SUPPORTED
|
||||
# endif
|
||||
# ifndef PNG_NO_HANDLE_AS_UNKNOWN
|
||||
# ifndef PNG_HANDLE_AS_UNKNOWN_SUPPORTED
|
||||
# define PNG_HANDLE_AS_UNKNOWN_SUPPORTED
|
||||
# endif
|
||||
# endif
|
||||
#endif
|
||||
#if defined(PNG_WRITE_iTXt_SUPPORTED) || defined(PNG_WRITE_tEXt_SUPPORTED) || \
|
||||
defined(PNG_WRITE_zTXt_SUPPORTED)
|
||||
#define PNG_WRITE_TEXT_SUPPORTED
|
||||
#ifndef PNG_TEXT_SUPPORTED
|
||||
# define PNG_TEXT_SUPPORTED
|
||||
#endif
|
||||
# define PNG_WRITE_TEXT_SUPPORTED
|
||||
# ifndef PNG_TEXT_SUPPORTED
|
||||
# define PNG_TEXT_SUPPORTED
|
||||
# endif
|
||||
#endif
|
||||
#endif /* PNG_WRITE_ANCILLARY_CHUNKS_SUPPORTED */
|
||||
|
||||
/* Turn this off to disable png_read_png() and
|
||||
* png_write_png() and leave the image_bits member
|
||||
* out of the info structure.
|
||||
*/
|
||||
#ifndef PNG_NO_INFO_IMAGE
|
||||
# define PNG_INFO_IMAGE_SUPPORTED
|
||||
#endif
|
||||
|
||||
/* need the time information for reading tIME chunks */
|
||||
#if defined(PNG_READ_tIME_SUPPORTED) || defined(PNG_WRITE_tIME_SUPPORTED)
|
||||
#include <time.h>
|
||||
#if defined(PNG_tIME_SUPPORTED)
|
||||
# include <time.h>
|
||||
#endif
|
||||
|
||||
/* Some typedefs to get us started. These should be safe on most of the
|
||||
@@ -758,6 +803,10 @@ typedef size_t png_size_t;
|
||||
#define FARDATA
|
||||
#endif
|
||||
|
||||
/* Typedef for floating-point numbers that are converted
|
||||
to fixed-point with a multiple of 100,000, e.g., int_gamma */
|
||||
typedef png_int_32 png_fixed_point;
|
||||
|
||||
/* Add typedefs for pointers */
|
||||
typedef void FAR * png_voidp;
|
||||
typedef png_byte FAR * png_bytep;
|
||||
@@ -767,6 +816,7 @@ typedef png_uint_16 FAR * png_uint_16p;
|
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typedef png_int_16 FAR * png_int_16p;
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typedef PNG_CONST char FAR * png_const_charp;
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typedef char FAR * png_charp;
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typedef png_fixed_point FAR * png_fixed_point_p;
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#ifdef PNG_FLOATING_POINT_SUPPORTED
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typedef double FAR * png_doublep;
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#endif
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@@ -779,6 +829,7 @@ typedef png_uint_16 FAR * FAR * png_uint_16pp;
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typedef png_int_16 FAR * FAR * png_int_16pp;
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typedef PNG_CONST char FAR * FAR * png_const_charpp;
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typedef char FAR * FAR * png_charpp;
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typedef png_fixed_point FAR * FAR * png_fixed_point_pp;
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#ifdef PNG_FLOATING_POINT_SUPPORTED
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typedef double FAR * FAR * png_doublepp;
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#endif
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@@ -848,6 +899,10 @@ typedef z_stream FAR * png_zstreamp;
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* that are passed far data must be model independent.
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*/
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#ifndef PNG_ABORT
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# define PNG_ABORT() abort()
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#endif
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#if defined(USE_FAR_KEYWORD) /* memory model independent fns */
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/* use this to make far-to-near assignments */
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# define CHECK 1
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||||
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Reference in New Issue
Block a user