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Imported from libpng-1.0.7beta12.tar
This commit is contained in:
Glenn Randers-Pehrson
93
png.h
93
png.h
@@ -1,7 +1,7 @@
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/* png.h - header file for PNG reference library
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*
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* libpng version 1.0.7beta11 - May 6, 2000
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* libpng version 1.0.7beta12 - May 12, 2000
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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, 2000 Glenn Randers-Pehrson
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@@ -9,7 +9,7 @@
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* Authors and maintainers:
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* libpng versions 0.71, May 1995, through 0.88, January 1996: Guy Schalnat
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* libpng versions 0.89c, June 1996, through 0.96, May 1997: Andreas Dilger
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* libpng versions 0.97, January 1998, through 1.0.7beta11 - May 6, 2000: Glenn
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* libpng versions 0.97, January 1998, through 1.0.7beta12 - May 12, 2000: Glenn
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* See also "Contributing Authors", below.
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*
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* Note about libpng version numbers:
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@@ -52,7 +52,7 @@
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* 1.0.6h 10007 10.6h (testing xy.z so-numbering)
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* 1.0.6i 10007 10.6i
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* 1.0.6j 10007 2.1.0.6j (incompatible with 1.0.0)
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* 1.0.7beta11 10007 2.1.0.7beta11 (still compatible)
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* 1.0.7beta11-12 10007 2.1.0.7beta11-12 (still compatible)
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* planned:
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* 1.0.7prep00 10007 2.1.0.7prep00 (still compatible)
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* 1.0.6ptch04 (w/4 patches) 10006 2.1.0.6 (binary compatible)
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@@ -87,7 +87,7 @@
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* Copyright (c) 1996, 1997 Andreas Dilger
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* (libpng versions 0.89c, June 1996, through 0.96, May 1997)
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* Copyright (c) 1998, 1999, 2000 Glenn Randers-Pehrson
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* (libpng versions 0.97, January 1998, through 1.0.7beta11, May 6, 2000)
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* (libpng versions 0.97, January 1998, through 1.0.7beta12, May 12, 2000)
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*
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* For the purposes of this copyright and license, "Contributing Authors"
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* is defined as the following set of individuals:
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@@ -162,13 +162,13 @@
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* Y2K compliance in libpng:
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* =========================
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*
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* May 6, 2000
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* May 12, 2000
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*
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* Since the PNG Development group is an ad-hoc body, we can't make
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* an official declaration.
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*
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* This is your unofficial assurance that libpng from version 0.71 and
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* upward through 1.0.7beta11 are Y2K compliant. It is my belief that earlier
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* upward through 1.0.7beta12 are Y2K compliant. It is my belief that earlier
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* versions were also Y2K compliant.
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*
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* Libpng only has three year fields. One is a 2-byte unsigned integer
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@@ -223,6 +223,30 @@
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* at the actual function definitions and structure components.
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*/
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/* Version information for png.h - this should match the version in png.c */
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#define PNG_LIBPNG_VER_STRING "1.0.7beta12"
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#define PNG_LIBPNG_VER_SONUM 2
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/* These should match the first 3 components of PNG_LIBPNG_VER_STRING: */
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#define PNG_LIBPNG_VER_MAJOR 1
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#define PNG_LIBPNG_VER_MINOR 0
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#define PNG_LIBPNG_VER_RELEASE 7
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/* This should match the numeric part of the final component of
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* PNG_LIBPNG_VER_STRING, omitting any leading zero: */
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#define PNG_LIBPNG_VER_BUILD 12
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/* Careful here. At one time, Guy wanted to use 082, but that would be octal.
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* We must not include leading zeros.
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* Versions 0.7 through 1.0.0 were in the range 0 to 100 here (only
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* version 1.0.0 was mis-numbered 100 instead of 10000). From
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* version 1.0.1 it's xxyyzz, where x=major, y=minor, z=release */
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#define PNG_LIBPNG_VER 10007 /* 1.0.7 */
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/* Note to maintainer: update this number in scripts/pngdef.pas as well */
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#ifndef PNG_VERSION_INFO_ONLY
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/* include the compression library's header */
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#include "zlib.h"
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@@ -245,18 +269,6 @@ extern "C" {
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* which applications aren't expected to use directly.
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*/
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/* Version information for png.h - this should match the version in png.c */
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#define PNG_LIBPNG_VER_STRING "1.0.7beta11"
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/* Careful here. At one time, Guy wanted to use 082, but that would be octal.
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* We must not include leading zeros.
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* Versions 0.7 through 1.0.0 were in the range 0 to 100 here (only
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* version 1.0.0 was mis-numbered 100 instead of 10000). From
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* version 1.0.1 it's xxyyzz, where x=major, y=minor, z=bugfix */
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#define PNG_LIBPNG_VER 10007 /* 1.0.7 */
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/* Note to maintainer: update this number in scripts/pngdef.pas as well */
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/* variables declared in png.c - only it needs to define PNG_NO_EXTERN */
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#if !defined(PNG_NO_EXTERN) || defined(PNG_ALWAYS_EXTERN)
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/* Version information for C files, stored in png.c. This had better match
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@@ -1111,9 +1123,9 @@ struct png_struct_def
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};
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/* This prevents a compiler error in png_get_copyright() in png.c if png.c
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and png.h are both at * version 1.0.7beta11
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and png.h are both at * version 1.0.7beta12
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*/
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typedef png_structp version_1_0_7beta11;
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typedef png_structp version_1_0_7beta12;
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typedef png_struct FAR * FAR * png_structpp;
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@@ -1123,6 +1135,9 @@ typedef png_struct FAR * FAR * png_structpp;
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* a simple one line description of the use of each function.
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*/
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/* Returns the version number of the library */
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extern PNG_EXPORT(png_uint_32,png_access_version_number) PNGARG((void));
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/* Tell lib we have already handled the first <num_bytes> magic bytes.
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* Handling more than 8 bytes from the beginning of the file is an error.
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*/
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@@ -1675,14 +1690,14 @@ extern PNG_EXPORT(void,png_data_freer) PNGARG((png_structp png_ptr,
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#define PNG_FREE_ICCP 0x0010
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#define PNG_FREE_SPLT 0x0020
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#define PNG_FREE_ROWS 0x0040
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#define PNG_FREE_PCAL 0x0080 /* not used any more */
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#define PNG_FREE_SCAL 0x0100 /* not used any more */
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#define PNG_FREE_PCAL 0x0080
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#define PNG_FREE_SCAL 0x0100
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#define PNG_FREE_UNKN 0x0200
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#define PNG_FREE_LIST 0x0400
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#define PNG_FREE_PLTE 0x1000
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#define PNG_FREE_TRNS 0x2000
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#define PNG_FREE_TEXT 0x4000
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#define PNG_FREE_ALL 0x3fff
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#define PNG_FREE_ALL 0x7fff
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#ifdef PNG_USER_MEM_SUPPORTED
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extern PNG_EXPORT(png_voidp,png_malloc_default) PNGARG((png_structp png_ptr,
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@@ -2080,19 +2095,28 @@ extern PNG_EXPORT(void, png_write_png) PNGARG((png_structp png_ptr,
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*/
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#ifdef PNG_DEBUG
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#if (PNG_DEBUG > 0)
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#if !defined(PNG_DEBUG_FILE) && defined(_MSC_VER)
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#include <crtdbg.h>
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#define png_debug(l,m) if (PNG_DEBUG > l) _RPT0(_CRT_WARN,m)
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#define png_debug1(l,m,p1) if (PNG_DEBUG > l) _RPT1(_CRT_WARN,m,p1)
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#define png_debug2(l,m,p1,p2) if (PNG_DEBUG > l) _RPT2(_CRT_WARN,m,p1,p2)
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#else /* PNG_DEBUG_FILE || !_MSC_VER */
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#ifndef PNG_DEBUG_FILE
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#define PNG_DEBUG_FILE stderr
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#endif /* PNG_DEBUG_FILE */
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#define png_debug(l,m) if (PNG_DEBUG > l) \
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fprintf(PNG_DEBUG_FILE,"%s"m,(l==1 ? "\t" : \
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(l==2 ? "\t\t":(l>2 ? "\t\t\t":""))))
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#define png_debug1(l,m,p1) if (PNG_DEBUG > l) \
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fprintf(PNG_DEBUG_FILE,"%s"m,(l==1 ? "\t" : \
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(l==2 ? "\t\t":(l>2 ? "\t\t\t":""))),p1)
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#define png_debug2(l,m,p1,p2) if (PNG_DEBUG > l) \
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fprintf(PNG_DEBUG_FILE,"%s"m,(l==1 ? "\t" : \
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(l==2 ? "\t\t":(l>2 ? "\t\t\t":""))),p1,p2)
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#define png_debug(l,m) \
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if (PNG_DEBUG > l) \
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fprintf(PNG_DEBUG_FILE,"%s"m,(l==1 ? "\t" : \
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(l==2 ? "\t\t":(l>2 ? "\t\t\t":""))))
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#define png_debug1(l,m,p1) \
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if (PNG_DEBUG > l) \
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fprintf(PNG_DEBUG_FILE,"%s"m,(l==1 ? "\t" : \
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(l==2 ? "\t\t":(l>2 ? "\t\t\t":""))),p1)
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#define png_debug2(l,m,p1,p2) \
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if (PNG_DEBUG > l) \
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fprintf(PNG_DEBUG_FILE,"%s"m,(l==1 ? "\t" : \
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(l==2 ? "\t\t":(l>2 ? "\t\t\t":""))),p1,p2)
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#endif /* _MSC_VER */
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#endif /* (PNG_DEBUG > 0) */
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#endif /* PNG_DEBUG */
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#ifndef png_debug
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@@ -2113,7 +2137,7 @@ extern PNG_EXPORT(png_charp,png_get_header_version) PNGARG((png_structp png_ptr)
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extern PNG_EXPORT(png_charp,png_get_libpng_ver) PNGARG((png_structp png_ptr));
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#define PNG_HEADER_VERSION_STRING \
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" libpng version 1.0.7beta11 - May 6, 2000 (header)\n"
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" libpng version 1.0.7beta12 - May 12, 2000 (header)\n"
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#ifdef PNG_READ_COMPOSITE_NODIV_SUPPORTED
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/* With these routines we avoid an integer divide, which will be slower on
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@@ -2905,5 +2929,6 @@ PNG_EXTERN void png_push_read_iTXt PNGARG((png_structp png_ptr,
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}
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#endif
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#endif /* PNG_VERSION_INFO_ONLY */
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/* do not put anything past this line */
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#endif /* _PNG_H */
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