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Imported from libpng-1.2.1beta4.tar

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This commit is contained in:
Glenn Randers-Pehrson 2001-11-07 07:10:08 -06:00
parent 3f549259b2
commit 5cded0b4b5
54 changed files with 164 additions and 131 deletions
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7
ANNOUNCE
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@ -1,5 +1,5 @@
Libpng 1.2.1beta3 - October 27, 2001
Libpng 1.2.1beta4 - November 7, 2001
This is not intended to be a public release. It will be replaced
within a few weeks by a public version or by another test version.
@ -18,6 +18,11 @@ version 1.2.1beta2 [October 25, 2001]
version 1.2.1beta3 [October 27, 2001]
Removed type casts from all NULLs.
Simplified png_create_struct_2().
version 1.2.1beta4 [November 7, 2001]
Revised png_create_info_struct() and png_creat_struct_2().
Added error message if png_write_info() was omitted.
Type cast NULLs appearing in function calls when _NO_PROTO or
PNG_TYPECAST_NULL is defined.
Send comments/corrections/commendations to
png-implement@ccrc.wustl.edu or to randeg@alum.rpi.edu

5
CHANGES
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@ -993,6 +993,11 @@ version 1.2.1beta2 [October 25, 2001]
version 1.2.1beta3 [October 27, 2001]
Removed type casts from all NULLs.
Simplified png_create_struct_2().
version 1.2.1beta4 [November 7, 2001]
Revised png_create_info_struct() and png_creat_struct_2().
Added error message if png_write_info() was omitted.
Type cast NULLs appearing in function calls when _NO_PROTO or
PNG_TYPECAST_NULL is defined.
Send comments/corrections/commendations to
png-implement@ccrc.wustl.edu or to randeg@alum.rpi.edu

14
INSTALL
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@ -1,5 +1,5 @@
Installing libpng version 1.2.1beta3 - October 27, 2001
Installing libpng version 1.2.1beta4 - November 7, 2001
Before installing libpng, you must first install zlib. zlib
can usually be found wherever you got libpng. zlib can be
@ -10,7 +10,7 @@ zlib.h and zconf.h include files that correspond to the
version of zlib that's installed.
You can rename the directories that you downloaded (they
might be called "libpng-1.2.1beta3" or "lpng109" and "zlib-1.1.3"
might be called "libpng-1.2.1beta4" or "lpng109" and "zlib-1.1.3"
or "zlib113") so that you have directories called "zlib" and "libpng".
Your directory structure should look like this:
@ -64,8 +64,8 @@ The files that are presently available in the scripts directory
include
makefile.std => Generic UNIX makefile (cc, creates static libpng.a)
makefile.linux => Linux/ELF makefile (gcc, creates libpng.so.2.1.2.1beta3)
makefile.gcmmx => Linux/ELF makefile (gcc, creates libpng.so.2.1.2.1beta3,
makefile.linux => Linux/ELF makefile (gcc, creates libpng.so.3.1.2.1beta4)
makefile.gcmmx => Linux/ELF makefile (gcc, creates libpng.so.3.1.2.1beta4,
uses assembler code tuned for Intel MMX platform)
makefile.gcc => Generic makefile (gcc, creates static libpng.a)
makefile.knr => Archaic UNIX Makefile that converts files with
@ -73,6 +73,7 @@ include
ftp://ftp.cs.wisc.edu/ghost)
makefile.aix => AIX makefile
makefile.cygwin => Cygwin/gcc makefile
makefile.darwin => Darwin makefile
makefile.dec => DEC Alpha UNIX makefile
makefile.hpgcc => HPUX makefile using gcc
makefile.hpux => HPUX (10.20 and 11.00) makefile
@ -82,9 +83,10 @@ include
makefile.macosx => MACOS X Makefile
makefile.netbsd => NetBSD/cc makefile, uses PNGGCCRD
makefile.sgi => Silicon Graphics IRIX makefile (cc, creates static lib)
makefile.sggcc => Silicon Graphics (gcc, creates libpng.so.2.1.2.1beta3)
makefile.sggcc => Silicon Graphics (gcc, creates libpng.so.3.1.2.1beta4)
makefile.sunos => Sun makefile
makefile.solaris => Solaris 2.X makefile (gcc, creates libpng.so.2.1.2.1beta3)
makefile.solaris => Solaris 2.X makefile (gcc, creates libpng.so.3.1.2.1beta4)
makefile.so9 => Solaris 9 makefile (gcc, creates libpng.so.3.1.2.1beta4)
makefile.sco => For SCO OSr5 ELF and Unixware 7 with Native cc
makefile.mips => MIPS makefile
makefile.acorn => Acorn makefile

4
LICENSE
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@ -8,7 +8,7 @@ COPYRIGHT NOTICE, DISCLAIMER, and LICENSE:
If you modify libpng you may insert additional notices immediately following
this sentence.
libpng versions 1.0.7, July 1, 2000, through 1.2.1beta3, October 27, 2001, are
libpng versions 1.0.7, July 1, 2000, through 1.2.1beta4, November 7, 2001, are
Copyright (c) 2000 Glenn Randers-Pehrson
and are distributed according to the same disclaimer and license as libpng-1.0.6
with the following individuals added to the list of Contributing Authors
@ -99,4 +99,4 @@ certification mark of the Open Source Initiative.
Glenn Randers-Pehrson
randeg@alum.rpi.edu
October 27, 2001
November 7, 2001

13
README
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@ -1,4 +1,4 @@
README for libpng 1.2.1beta3 - October 27, 2001 (shared library 2.1)
README for libpng 1.2.1beta4 - November 7, 2001 (shared library 2.1)
See the note about version numbers near the top of png.h
See INSTALL for instructions on how to install libpng.
@ -187,9 +187,9 @@ Files in this distribution:
descrip.mms => VMS makefile for MMS or MMK
makefile.std => Generic UNIX makefile (cc, creates static libpng.a)
makefile.linux => Linux/ELF makefile
(gcc, creates libpng.so.2.1.2.1beta3)
(gcc, creates libpng.so.3.1.2.1beta4)
makefile.gcmmx => Linux/ELF makefile (gcc, creates
libpng.so.2.1.2.1beta3, uses assembler code
libpng.so.3.1.2.1beta4, uses assembler code
tuned for Intel MMX platform)
makefile.gcc => Generic makefile (gcc, creates static libpng.a)
makefile.knr => Archaic UNIX Makefile that converts files with
@ -197,6 +197,7 @@ Files in this distribution:
ftp://ftp.cs.wisc.edu/ghost)
makefile.aix => AIX makefile
makefile.cygwin => Cygwin/gcc makefile
makefile.darwin => Darwin makefile
makefile.dec => DEC Alpha UNIX makefile
makefile.hpgcc => HPUX makefile using gcc
makefile.hpux => HPUX (10.20 and 11.00) makefile
@ -206,10 +207,12 @@ Files in this distribution:
makefile.macosx => MACOS X Makefile
makefile.netbsd => NetBSD/cc makefile, uses PNGGCCRD
makefile.sgi => Silicon Graphics IRIX (cc, creates static lib)
makefile.sggcc => Silicon Graphics (gcc, creates libpng.so.2.1.2.1beta3)
makefile.sggcc => Silicon Graphics (gcc, creates libpng.so.3.1.2.1beta4)
makefile.sunos => Sun makefile
makefile.solaris => Solaris 2.X makefile
(gcc, creates libpng.so.2.1.2.1beta3)
(gcc, creates libpng.so.3.1.2.1beta4)
makefile.so9 => Solaris 9 makefile
(gcc, creates libpng.so.3.1.2.1beta4)
makefile.sco => For SCO OSr5 ELF and Unixware 7 with Native cc
makefile.mips => MIPS makefile
makefile.acorn => Acorn makefile

4
Y2KINFO
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@ -1,13 +1,13 @@
Y2K compliance in libpng:
=========================
October 27, 2001
November 7, 2001
Since the PNG Development group is an ad-hoc body, we can't make
an official declaration.
This is your unofficial assurance that libpng from version 0.71 and
upward through 1.2.1beta3 are Y2K compliant. It is my belief that earlier
upward through 1.2.1beta4 are Y2K compliant. It is my belief that earlier
versions were also Y2K compliant.
Libpng only has three year fields. One is a 2-byte unsigned integer

2
configure vendored
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@ -1,5 +1,5 @@
echo "
There is no \"configure\" script for Libpng-1.2.1beta3. Instead, please
There is no \"configure\" script for Libpng-1.2.1beta4. Instead, please
copy the appropriate makefile for your system from the \"scripts\"
directory. Read the INSTALL file for more details.
"

18
libpng.3
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@ -1,6 +1,6 @@
.TH LIBPNG 3 "October 27, 2001"
.TH LIBPNG 3 "November 7, 2001"
.SH NAME
libpng \- Portable Network Graphics (PNG) Reference Library 1.2.1beta3
libpng \- Portable Network Graphics (PNG) Reference Library 1.2.1beta4
.SH SYNOPSIS
\fI\fB
@ -787,7 +787,7 @@ Following is a copy of the libpng.txt file that accompanies libpng.
.SH LIBPNG.TXT
libpng.txt - A description on how to use and modify libpng
libpng version 1.2.1beta3 - October 27, 2001
libpng version 1.2.1beta4 - November 7, 2001
Updated and distributed by Glenn Randers-Pehrson
<randeg@alum.rpi.edu>
Copyright (c) 1998-2001 Glenn Randers-Pehrson
@ -3635,13 +3635,13 @@ application:
.SH IX. Y2K Compliance in libpng
October 27, 2001
November 7, 2001
Since the PNG Development group is an ad-hoc body, we can't make
an official declaration.
This is your unofficial assurance that libpng from version 0.71 and
upward through 1.2.1beta3 are Y2K compliant. It is my belief that earlier
upward through 1.2.1beta4 are Y2K compliant. It is my belief that earlier
versions were also Y2K compliant.
Libpng only has three year fields. One is a 2-byte unsigned integer that
@ -3761,7 +3761,7 @@ the first widely used release:
1.2.0beta3-5 3 10200 3.1.2.0beta3-5
1.2.0rc1 3 10200 3.1.2.0rc1
1.2.0 3 10200 3.1.2.0
1.2.1beta-3 3 10201 3.1.2.1beta1-3
1.2.1beta-4 3 10201 3.1.2.1beta1-4
Henceforth the source version will match the shared-library minor
and patch numbers; the shared-library major version number will be
@ -3819,7 +3819,7 @@ possible without all of you.
Thanks to Frank J. T. Wojcik for helping with the documentation.
Libpng version 1.2.1beta3 - October 27, 2001:
Libpng version 1.2.1beta4 - November 7, 2001:
Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
Currently maintained by Glenn Randers-Pehrson (randeg@alum.rpi.edu).
@ -3836,7 +3836,7 @@ included in the libpng distribution, the latter shall prevail.)
If you modify libpng you may insert additional notices immediately following
this sentence.
libpng versions 1.0.7, July 1, 2000, through 1.2.1beta3, October 27, 2001, are
libpng versions 1.0.7, July 1, 2000, through 1.2.1beta4, November 7, 2001, are
Copyright (c) 2000-2001 Glenn Randers-Pehrson, and are
distributed according to the same disclaimer and license as libpng-1.0.6
with the following individuals added to the list of Contributing Authors
@ -3928,7 +3928,7 @@ certification mark of the Open Source Initiative.
Glenn Randers-Pehrson
randeg@alum.rpi.edu
October 27, 2001
November 7, 2001
.\" end of man page

6
libpng.txt
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@ -1,6 +1,6 @@
libpng.txt - A description on how to use and modify libpng
libpng version 1.2.1beta3 - October 27, 2001
libpng version 1.2.1beta4 - November 7, 2001
Updated and distributed by Glenn Randers-Pehrson
<randeg@alum.rpi.edu>
Copyright (c) 1998-2001 Glenn Randers-Pehrson
@ -2848,13 +2848,13 @@ application:
IX. Y2K Compliance in libpng
October 27, 2001
November 7, 2001
Since the PNG Development group is an ad-hoc body, we can't make
an official declaration.
This is your unofficial assurance that libpng from version 0.71 and
upward through 1.2.1beta3 are Y2K compliant. It is my belief that earlier
upward through 1.2.1beta4 are Y2K compliant. It is my belief that earlier
versions were also Y2K compliant.
Libpng only has three year fields. One is a 2-byte unsigned integer that

4
libpngpf.3
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@ -1,6 +1,6 @@
.TH LIBPNGPF 3 "October 27, 2001"
.TH LIBPNGPF 3 "November 7, 2001"
.SH NAME
libpng \- Portable Network Graphics (PNG) Reference Library 1.2.1beta3
libpng \- Portable Network Graphics (PNG) Reference Library 1.2.1beta4
(private functions)
.SH SYNOPSIS
\fB#include <png.h>\fP

2
png.5
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@ -1,4 +1,4 @@
.TH PNG 5 "October 27, 2001"
.TH PNG 5 "November 7, 2001"
.SH NAME
png \- Portable Network Graphics (PNG) format
.SH DESCRIPTION

21
png.c
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@ -1,7 +1,7 @@
/* png.c - location for general purpose libpng functions
*
* libpng version 1.2.1beta3 - October 27, 2001
* libpng version 1.2.1beta4 - November 7, 2001
* Copyright (c) 1998-2001 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
@ -13,14 +13,14 @@
#include "png.h"
/* Generate a compiler error if there is an old png.h in the search path. */
typedef version_1_2_1beta3 Your_png_h_is_not_version_1_2_1beta3;
typedef version_1_2_1beta4 Your_png_h_is_not_version_1_2_1beta4;
/* Version information for C files. This had better match the version
* string defined in png.h. */
#ifdef PNG_USE_GLOBAL_ARRAYS
/* png_libpng_ver was changed to a function in version 1.0.5c */
const char png_libpng_ver[18] = "1.2.1beta3";
const char png_libpng_ver[18] = "1.2.1beta4";
/* png_sig was changed to a function in version 1.0.5c */
/* Place to hold the signature string for a PNG file. */
@ -212,14 +212,13 @@ png_create_info_struct(png_structp png_ptr)
png_debug(1, "in png_create_info_struct\n");
if(png_ptr == NULL) return (NULL);
#ifdef PNG_USER_MEM_SUPPORTED
if ((info_ptr = (png_infop)png_create_struct_2(PNG_STRUCT_INFO,
png_ptr->malloc_fn, png_ptr->mem_ptr)) != NULL)
info_ptr = (png_infop)png_create_struct_2(PNG_STRUCT_INFO,
png_ptr->malloc_fn, png_ptr->mem_ptr);
#else
if ((info_ptr = (png_infop)png_create_struct(PNG_STRUCT_INFO)) != NULL)
info_ptr = (png_infop)png_create_struct(PNG_STRUCT_INFO);
#endif
{
if (info_ptr != NULL)
png_info_init_3(&info_ptr, sizeof(png_info));
}
return (info_ptr);
}
@ -646,7 +645,7 @@ png_charp PNGAPI
png_get_copyright(png_structp png_ptr)
{
if (png_ptr != NULL || png_ptr == NULL) /* silence compiler warning */
return ((png_charp) "\n libpng version 1.2.1beta3 - October 27, 2001\n\
return ((png_charp) "\n libpng version 1.2.1beta4 - November 7, 2001\n\
Copyright (c) 1998-2001 Glenn Randers-Pehrson\n\
Copyright (c) 1996, 1997 Andreas Dilger\n\
Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.\n");
@ -664,8 +663,8 @@ png_get_libpng_ver(png_structp png_ptr)
{
/* Version of *.c files used when building libpng */
if(png_ptr != NULL) /* silence compiler warning about unused png_ptr */
return((png_charp) "1.2.1beta3");
return((png_charp) "1.2.1beta3");
return((png_charp) "1.2.1beta4");
return((png_charp) "1.2.1beta4");
}
png_charp PNGAPI

70
png.h
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@ -1,7 +1,7 @@
/* png.h - header file for PNG reference library
*
* libpng version 1.2.1beta3 - October 27, 2001
* libpng version 1.2.1beta4 - November 7, 2001
* Copyright (c) 1998-2001 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
@ -9,7 +9,7 @@
* Authors and maintainers:
* libpng versions 0.71, May 1995, through 0.88, January 1996: Guy Schalnat
* libpng versions 0.89c, June 1996, through 0.96, May 1997: Andreas Dilger
* libpng versions 0.97, January 1998, through 1.2.1beta3 - October 27, 2001: Glenn
* libpng versions 0.97, January 1998, through 1.2.1beta4 - November 7, 2001: Glenn
* See also "Contributing Authors", below.
*
* Note about libpng version numbers:
@ -78,7 +78,7 @@
* 1.2.0beta3-5 3 10200 3.1.2.0beta3-5
* 1.2.0rc1 3 10200 3.1.2.0rc1
* 1.2.0 3 10200 3.1.2.0
* 1.2.1beta1-3 3 10201 3.1.2.1beta1-3
* 1.2.1beta1-4 3 10201 3.1.2.1beta1-4
*
* Henceforth the source version will match the shared-library major
* and minor numbers; the shared-library major version number will be
@ -108,7 +108,7 @@
* If you modify libpng you may insert additional notices immediately following
* this sentence.
*
* libpng versions 1.0.7, July 1, 2000, through 1.2.1beta3, October 27, 2001, are
* libpng versions 1.0.7, July 1, 2000, through 1.2.1beta4, November 7, 2001, are
* Copyright (c) 2000, 2001 Glenn Randers-Pehrson, and are
* distributed according to the same disclaimer and license as libpng-1.0.6
* with the following individuals added to the list of Contributing Authors
@ -213,13 +213,13 @@
* Y2K compliance in libpng:
* =========================
*
* October 27, 2001
* November 7, 2001
*
* Since the PNG Development group is an ad-hoc body, we can't make
* an official declaration.
*
* This is your unofficial assurance that libpng from version 0.71 and
* upward through 1.2.1beta3 are Y2K compliant. It is my belief that earlier
* upward through 1.2.1beta4 are Y2K compliant. It is my belief that earlier
* versions were also Y2K compliant.
*
* Libpng only has three year fields. One is a 2-byte unsigned integer
@ -275,7 +275,7 @@
*/
/* Version information for png.h - this should match the version in png.c */
#define PNG_LIBPNG_VER_STRING "1.2.1beta3"
#define PNG_LIBPNG_VER_STRING "1.2.1beta4"
#define PNG_LIBPNG_VER_SONUM 3
#define PNG_LIBPNG_VER_DLLNUM %DLLNUM%
@ -287,7 +287,7 @@
/* This should match the numeric part of the final component of
* PNG_LIBPNG_VER_STRING, omitting any leading zero: */
#define PNG_LIBPNG_VER_BUILD 3
#define PNG_LIBPNG_VER_BUILD 4
#define PNG_LIBPNG_BUILD_ALPHA 1
#define PNG_LIBPNG_BUILD_BETA 2
@ -323,21 +323,39 @@ extern "C" {
* which applications aren't expected to use directly.
*/
#define int_p_NULL NULL /* (int *)NULL */
#define png_bytep_NULL NULL /* (png_bytep)NULL */
#define png_bytepp_NULL NULL /* (png_bytepp)NULL */
#define png_doublep_NULL NULL /* (png_doublep)NULL */
#define png_error_ptr_NULL NULL /* (png_error_ptr)NULL */
#define png_flush_ptr_NULL NULL /* (png_flush_ptr)NULL */
#define png_free_ptr_NULL NULL /* (png_free_ptr)NULL */
#define png_infopp_NULL NULL /* (png_infopp)NULL */
#define png_malloc_ptr_NULL NULL /* (png_malloc_ptr)NULL */
#define png_read_status_ptr_NULL NULL /* (png_read_status_ptr)NULL */
#define png_rw_ptr_NULL NULL /* (png_rw_ptr)NULL */
#define png_structp_NULL NULL /* (png_structp)NULL */
#define png_uint_16p_NULL NULL /* (png_uint_16p)NULL */
#define png_voidp_NULL NULL /* (png_voidp)NULL */
#define png_write_status_ptr_NULL NULL /* (png_write_status_ptr)NULL */
#ifdef PNG_TYPECAST_NULL
#define int_p_NULL (int *)NULL
#define png_bytep_NULL (png_bytep)NULL
#define png_bytepp_NULL (png_bytepp)NULL
#define png_doublep_NULL (png_doublep)NULL
#define png_error_ptr_NULL (png_error_ptr)NULL
#define png_flush_ptr_NULL (png_flush_ptr)NULL
#define png_free_ptr_NULL (png_free_ptr)NULL
#define png_infopp_NULL (png_infopp)NULL
#define png_malloc_ptr_NULL (png_malloc_ptr)NULL
#define png_read_status_ptr_NULL (png_read_status_ptr)NULL
#define png_rw_ptr_NULL (png_rw_ptr)NULL
#define png_structp_NULL (png_structp)NULL
#define png_uint_16p_NULL (png_uint_16p)NULL
#define png_voidp_NULL (png_voidp)NULL
#define png_write_status_ptr_NULL (png_write_status_ptr)NULL
#else
#define int_p_NULL NULL
#define png_bytep_NULL NULL
#define png_bytepp_NULL NULL
#define png_doublep_NULL NULL
#define png_error_ptr_NULL NULL
#define png_flush_ptr_NULL NULL
#define png_free_ptr_NULL NULL
#define png_infopp_NULL NULL
#define png_malloc_ptr_NULL NULL
#define png_read_status_ptr_NULL NULL
#define png_rw_ptr_NULL NULL
#define png_structp_NULL NULL
#define png_uint_16p_NULL NULL
#define png_voidp_NULL NULL
#define png_write_status_ptr_NULL NULL
#endif
/* variables declared in png.c - only it needs to define PNG_NO_EXTERN */
#if !defined(PNG_NO_EXTERN) || defined(PNG_ALWAYS_EXTERN)
@ -1233,9 +1251,9 @@ struct png_struct_def
/* This prevents a compiler error in png_get_copyright() in png.c if png.c
and png.h are both at version 1.2.1beta3
and png.h are both at version 1.2.1beta4
*/
typedef png_structp version_1_2_1beta3;
typedef png_structp version_1_2_1beta4;
typedef png_struct FAR * FAR * png_structpp;
@ -2352,7 +2370,7 @@ extern PNG_EXPORT(void,png_set_strip_error_numbers) PNGARG((png_structp
/* Maintainer: Put new public prototypes here ^, in libpng.3, and project defs */
#define PNG_HEADER_VERSION_STRING \
" libpng version 1.2.1beta3 - October 27, 2001 (header)\n"
" libpng version 1.2.1beta4 - November 7, 2001 (header)\n"
#ifdef PNG_READ_COMPOSITE_NODIV_SUPPORTED
/* With these routines we avoid an integer divide, which will be slower on

2
pngasmrd.h
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@ -1,6 +1,6 @@
/* pngasmrd.h - assembler version of utilities to read a PNG file
*
* libpng 1.2.1beta3 - October 27, 2001
* libpng 1.2.1beta4 - November 7, 2001
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 2001 Glenn Randers-Pehrson
*

5
pngconf.h
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@ -1,6 +1,6 @@
/* pngconf.h - machine configurable file for libpng
*
* libpng 1.2.1beta3 - October 27, 2001
* libpng 1.2.1beta4 - November 7, 2001
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2001 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
@ -202,6 +202,9 @@
#ifdef _NO_PROTO
# define PNGARG(arglist) ()
# ifndef PNG_TYPECAST_NULL
# define PNG_TYPECAST_NULL
# endif
#else
# define PNGARG(arglist) arglist
#endif /* _NO_PROTO */

2
pngerror.c
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@ -1,7 +1,7 @@
/* pngerror.c - stub functions for i/o and memory allocation
*
* libpng 1.2.1beta3 - October 27, 2001
* libpng 1.2.1beta4 - November 7, 2001
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2001 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)

2
pnggccrd.c
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@ -6,7 +6,7 @@
* and http://www.intel.com/drg/pentiumII/appnotes/923/923.htm
* for Intel's performance analysis of the MMX vs. non-MMX code.
*
* libpng version 1.2.1beta3 - October 27, 2001
* libpng version 1.2.1beta4 - November 7, 2001
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2001 Glenn Randers-Pehrson
* Copyright (c) 1998, Intel Corporation

2
pngget.c
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@ -1,7 +1,7 @@
/* pngget.c - retrieval of values from info struct
*
* libpng 1.2.1beta3 - October 27, 2001
* libpng 1.2.1beta4 - November 7, 2001
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2001 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)

19
pngmem.c
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@ -1,7 +1,7 @@
/* pngmem.c - stub functions for memory allocation
*
* libpng 1.2.1beta3 - October 27, 2001
* libpng 1.2.1beta4 - November 7, 2001
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2001 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
@ -51,7 +51,7 @@ png_create_struct_2(int type, png_malloc_ptr malloc_fn, png_voidp mem_ptr)
png_struct dummy_struct;
png_structp png_ptr = &dummy_struct;
png_ptr->mem_ptr=mem_ptr;
struct_ptr = (*(malloc_fn))(png_ptr, size);
struct_ptr = (*(malloc_fn))(png_ptr, (png_uint_32)size);
}
else
#endif /* PNG_USER_MEM_SUPPORTED */
@ -311,17 +311,10 @@ png_create_struct_2(int type, png_malloc_ptr malloc_fn, png_voidp mem_ptr)
#ifdef PNG_USER_MEM_SUPPORTED
if(malloc_fn != NULL)
{
if (mem_ptr != NULL)
{
png_struct dummy_struct;
png_structp png_ptr = &dummy_struct;
png_ptr->mem_ptr=mem_ptr;
struct_ptr = (*(malloc_fn))(png_ptr, size);
}
else
{
struct_ptr = (*(malloc_fn))(png_structp_NULL, size);
}
png_struct dummy_struct;
png_structp png_ptr = &dummy_struct;
png_ptr->mem_ptr=mem_ptr;
struct_ptr = (*(malloc_fn))(png_ptr, (png_uint_32)size);
if (struct_ptr != NULL)
png_memset(struct_ptr, 0, size);
return (struct_ptr);

2
pngpread.c
View File

@ -1,7 +1,7 @@
/* pngpread.c - read a png file in push mode
*
* libpng 1.2.1beta3 - October 27, 2001
* libpng 1.2.1beta4 - November 7, 2001
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2001 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)

10
pngread.c
View File

@ -1,7 +1,7 @@
/* pngread.c - read a PNG file
*
* libpng 1.2.1beta3 - October 27, 2001
* libpng 1.2.1beta4 - November 7, 2001
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2001 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
@ -105,7 +105,7 @@ png_create_read_struct_2(png_const_charp user_png_ver, png_voidp error_ptr,
user_png_ver);
png_warning(png_ptr, msg);
}
sprintf(msg, "Application is running with png.c from libpng-%.20s",
sprintf(msg, "Application is running with png.c from libpng-%.20s",
png_libpng_ver);
png_warning(png_ptr, msg);
#endif
@ -170,7 +170,7 @@ png_read_init_2(png_structp png_ptr, png_const_charp user_png_ver,
user_png_ver);
png_warning(png_ptr, msg);
}
sprintf(msg, "Application is running with png.c from libpng-%.20s",
sprintf(msg, "Application is running with png.c from libpng-%.20s",
png_libpng_ver);
png_warning(png_ptr, msg);
}
@ -767,7 +767,7 @@ png_read_row(png_structp png_ptr, png_bytep row, png_bytep dsp_row)
* not called png_set_interlace_handling(), the display_row buffer will
* be ignored, so pass NULL to it.
*
* [*] png_handle_alpha() does not exist yet, as of libpng version 1.2.1beta3
* [*] png_handle_alpha() does not exist yet, as of libpng version 1.2.1beta4
*/
void PNGAPI
@ -816,7 +816,7 @@ png_read_rows(png_structp png_ptr, png_bytepp row,
* only call this function once. If you desire to have an image for
* each pass of a interlaced image, use png_read_rows() instead.
*
* [*] png_handle_alpha() does not exist yet, as of libpng version 1.2.1beta3
* [*] png_handle_alpha() does not exist yet, as of libpng version 1.2.1beta4
*/
void PNGAPI
png_read_image(png_structp png_ptr, png_bytepp image)

2
pngrio.c
View File

@ -1,7 +1,7 @@
/* pngrio.c - functions for data input
*
* libpng 1.2.1beta3 - October 27, 2001
* libpng 1.2.1beta4 - November 7, 2001
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2001 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)

2
pngrtran.c
View File

@ -1,7 +1,7 @@
/* pngrtran.c - transforms the data in a row for PNG readers
*
* libpng 1.2.1beta3 - October 27, 2001
* libpng 1.2.1beta4 - November 7, 2001
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2001 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)

2
pngrutil.c
View File

@ -1,7 +1,7 @@
/* pngrutil.c - utilities to read a PNG file
*
* libpng 1.2.1beta3 - October 27, 2001
* libpng 1.2.1beta4 - November 7, 2001
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2001 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)

2
pngset.c
View File

@ -1,7 +1,7 @@
/* pngset.c - storage of image information into info struct
*
* libpng 1.2.1beta3 - October 27, 2001
* libpng 1.2.1beta4 - November 7, 2001
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2001 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)

4
pngtest.c
View File

@ -1,7 +1,7 @@
/* pngtest.c - a simple test program to test libpng
*
* libpng 1.2.1beta3 - October 27, 2001
* libpng 1.2.1beta4 - November 7, 2001
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2001 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
@ -1512,4 +1512,4 @@ main(int argc, char *argv[])
}
/* Generate a compiler error if there is an old png.h in the search path. */
typedef version_1_2_1beta3 your_png_h_is_not_version_1_2_1beta3;
typedef version_1_2_1beta4 your_png_h_is_not_version_1_2_1beta4;

2
pngtrans.c
View File

@ -1,7 +1,7 @@
/* pngtrans.c - transforms the data in a row (used by both readers and writers)
*
* libpng 1.2.1beta3 - October 27, 2001
* libpng 1.2.1beta4 - November 7, 2001
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2001 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)

2
pngvcrd.c
View File

@ -2,7 +2,7 @@
*
* For Intel x86 CPU and Microsoft Visual C++ compiler
*
* libpng 1.2.1beta3 - October 27, 2001
* libpng 1.2.1beta4 - November 7, 2001
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2001 Glenn Randers-Pehrson
* Copyright (c) 1998, Intel Corporation

2
pngwio.c
View File

@ -1,7 +1,7 @@
/* pngwio.c - functions for data output
*
* libpng 1.2.1beta3 - October 27, 2001
* libpng 1.2.1beta4 - November 7, 2001
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2001 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)

11
pngwrite.c
View File

@ -1,7 +1,7 @@
/* pngwrite.c - general routines to write a PNG file
*
* libpng 1.2.1beta3 - October 27, 2001
* libpng 1.2.1beta4 - November 7, 2001
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2001 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
@ -502,7 +502,7 @@ png_create_write_struct_2(png_const_charp user_png_ver, png_voidp error_ptr,
user_png_ver);
png_warning(png_ptr, msg);
}
sprintf(msg, "Application is running with png.c from libpng-%.20s",
sprintf(msg, "Application is running with png.c from libpng-%.20s",
png_libpng_ver);
png_warning(png_ptr, msg);
#endif
@ -556,7 +556,7 @@ png_write_init_2(png_structp png_ptr, png_const_charp user_png_ver,
user_png_ver);
png_warning(png_ptr, msg);
}
sprintf(msg, "Application is running with png.c from libpng-%.20s",
sprintf(msg, "Application is running with png.c from libpng-%.20s",
png_libpng_ver);
png_warning(png_ptr, msg);
}
@ -705,6 +705,11 @@ png_write_row(png_structp png_ptr, png_bytep row)
/* initialize transformations and other stuff if first time */
if (png_ptr->row_number == 0 && png_ptr->pass == 0)
{
/* make sure we wrote the header info */
if (!(png_ptr->mode & PNG_WROTE_INFO_BEFORE_PLTE))
png_error(png_ptr,
"png_write_info was never called before png_write_row.");
/* check for transforms that have been set but were defined out */
#if !defined(PNG_WRITE_INVERT_SUPPORTED) && defined(PNG_READ_INVERT_SUPPORTED)
if (png_ptr->transformations & PNG_INVERT_MONO)

2
pngwtran.c
View File

@ -1,7 +1,7 @@
/* pngwtran.c - transforms the data in a row for PNG writers
*
* libpng 1.2.1beta3 - October 27, 2001
* libpng 1.2.1beta4 - November 7, 2001
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2001 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)

2
pngwutil.c
View File

@ -1,7 +1,7 @@
/* pngwutil.c - utilities to write a PNG file
*
* libpng 1.2.1beta3 - October 27, 2001
* libpng 1.2.1beta4 - November 7, 2001
* For conditions of distribution and use, see copyright notice in png.h
* Copyright (c) 1998-2001 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)

2
projects/msvc/README.txt
View File

@ -1,5 +1,5 @@
Microsoft Developer Studio Build File, Format Version 6.00 for
libpng 1.2.1beta3 (October 27, 2001) and zlib
libpng 1.2.1beta4 (November 7, 2001) and zlib
Copyright (C) 2000 Simon-Pierre Cadieux
For conditions of distribution and use, see copyright notice in png.h

2
projects/msvc/png32ms.def
View File

@ -6,7 +6,7 @@ LIBRARY
DESCRIPTION "PNG image compression library for Windows"
EXPORTS
;Version 1.2.1beta3
;Version 1.2.1beta4
png_build_grayscale_palette @1
png_check_sig @2
png_chunk_error @3

4
projects/netware.txt
View File

@ -1,6 +1,6 @@
A set of project files is available for Netware. Get
libpng-1.2.1beta3-project-netware.zip from a libpng distribution
libpng-1.2.1beta4-project-netware.zip from a libpng distribution
site such as http://libpng.sourceforge.net
Put the zip file in this directory (projects) and then run
"unzip -a libpng-1.2.1beta3-project-netware.zip"
"unzip -a libpng-1.2.1beta4-project-netware.zip"

4
projects/wince.txt
View File

@ -1,6 +1,6 @@
A set of project files is available for WinCE. Get
libpng-1.2.1beta3-project-wince.zip from a libpng distribution
libpng-1.2.1beta4-project-wince.zip from a libpng distribution
site such as http://libpng.sourceforge.net
Put the zip file in this directory (projects) and then run
"unzip -a libpng-1.2.1beta3-project-wince.zip"
"unzip -a libpng-1.2.1beta4-project-wince.zip"

2
scripts/makefile.aix
View File

@ -18,7 +18,7 @@ RM = rm -f
# read libpng.txt or png.h to see why PNGMAJ is 3. You should not
# have to change it.
PNGMAJ = 3
PNGMIN = 1.2.1beta3
PNGMIN = 1.2.1beta4
PNGVER = $(PNGMAJ).$(PNGMIN)
prefix=/usr/local

2
scripts/makefile.beos
View File

@ -13,7 +13,7 @@ ZLIBINC=/usr/local/include
# read libpng.txt or png.h to see why PNGMAJ is 3. You should not
# have to change it.
PNGMAJ = 3
PNGMIN = 1.2.1beta3
PNGMIN = 1.2.1beta4
PNGVER = $(PNGMAJ).$(PNGMIN)
ALIGN=

2
scripts/makefile.cygwin
View File

@ -39,7 +39,7 @@ CFLAGS=-I$(ZLIBINC) -Wall -O3 $(ALIGN) -funroll-loops \
# have to change it.
PNGMAJ = 3
#PNGDLL = $3
PNGMIN = 1.2.1beta3
PNGMIN = 1.2.1beta4
PNGMIN_BASE = 1.2.1
PNGVER = $(PNGMAJ).$(PNGMIN)

2
scripts/makefile.darwin
View File

@ -24,7 +24,7 @@ RANLIB=ranlib
# read libpng.txt or png.h to see why PNGMAJ is 3. You should not
# have to change it.
PNGMAJ = 3
PNGMIN = 1.2.1beta3
PNGMIN = 1.2.1beta4
PNGVER = $(PNGMAJ).$(PNGMIN)
INCPATH=$(prefix)/include

2
scripts/makefile.dec
View File

@ -17,7 +17,7 @@ ZLIBINC=../zlib
# read libpng.txt or png.h to see why PNGMAJ is 3. You should not
# have to change it.
PNGMAJ = 3
PNGMIN = 1.2.1beta3
PNGMIN = 1.2.1beta4
PNGVER = $(PNGMAJ).$(PNGMIN)
CC=cc

2
scripts/makefile.gcmmx
View File

@ -55,7 +55,7 @@ RANLIB=ranlib
# read libpng.txt or png.h to see why PNGMAJ is 3. You should not
# have to change it.
PNGMAJ = 3
PNGMIN = 1.2.1beta3
PNGMIN = 1.2.1beta4
PNGVER = $(PNGMAJ).$(PNGMIN)
INCPATH=$(prefix)/include

2
scripts/makefile.hpgcc
View File

@ -34,7 +34,7 @@ RANLIB=ranlib
# read libpng.txt or png.h to see why PNGMAJ is 3. You should not
# have to change it.
PNGMAJ = 3
PNGMIN = 1.2.1beta3
PNGMIN = 1.2.1beta4
PNGVER = $(PNGMAJ).$(PNGMIN)
INCPATH=$(prefix)/include

2
scripts/makefile.hpux
View File

@ -19,7 +19,7 @@ RANLIB=ranlib
# read libpng.txt or png.h to see why PNGMAJ is 3. You should not
# have to change it.
PNGMAJ = 3
PNGMIN = 1.2.1beta3
PNGMIN = 1.2.1beta4
PNGVER = $(PNGMAJ).$(PNGMIN)
# where make install puts libpng.a and png.h

2
scripts/makefile.linux
View File

@ -34,7 +34,7 @@ RANLIB=ranlib
# read libpng.txt or png.h to see why PNGMAJ is 3. You should not
# have to change it.
PNGMAJ = 3
PNGMIN = 1.2.1beta3
PNGMIN = 1.2.1beta4
PNGVER = $(PNGMAJ).$(PNGMIN)
INCPATH=$(prefix)/include

2
scripts/makefile.macosx
View File

@ -19,7 +19,7 @@ LDFLAGS=-L. -L$(ZLIBLIB) -lpng -lz
LDSHARED=cc -lz -dynamiclib -compatibility_version $(VER) -current_version $(VER)
PNGMAJ = 3
PNGMIN = 1.2.1beta3
PNGMIN = 1.2.1beta4
VER = $(PNGMAJ).$(PNGMIN)
SHAREDLIB=libpng
SHAREDLIB_POSTFIX=dylib

2
scripts/makefile.netbsd
View File

@ -11,7 +11,7 @@ INCSDIR=${LOCALBASE}/include
LIB=png
SHLIB_MAJOR= 3
SHLIB_MINOR= 1.2.1beta3
SHLIB_MINOR= 1.2.1beta4
SRCS= pnggccrd.c png.c pngset.c pngget.c pngrutil.c pngtrans.c pngwutil.c \
pngread.c pngrio.c pngwio.c pngwrite.c pngrtran.c \
pngwtran.c pngmem.c pngerror.c pngpread.c

2
scripts/makefile.sco
View File

@ -25,7 +25,7 @@ RANLIB=echo
# read libpng.txt or png.h to see why PNGMAJ is 3. You should not
# have to change it.
PNGMAJ = 3
PNGMIN = 1.2.1beta3
PNGMIN = 1.2.1beta4
PNGVER = $(PNGMAJ).$(PNGMIN)
INCPATH=$(prefix)/include

2
scripts/makefile.sggcc
View File

@ -22,7 +22,7 @@ CFLAGS=$(ABI) -I$(ZLIBINC) -O2 $(WARNMORE) -fPIC -mabi=n32
LDFLAGS=$(ABI) -L. -L$(ZLIBLIB) -lpng -lz -lm
LDSHARED=CC $(ABI) -shared
VER=1.2.1beta3
VER=1.2.1beta4
# See "man dso" for info about shared objects
SONUM=3
LIBS=libpng.so.$(SONUM).$(VER)

2
scripts/makefile.sgi
View File

@ -27,7 +27,7 @@ CFLAGS=$(ABI) -I$(ZLIBINC) -O $(WARNMORE) -DPNG_USE_PNGGCCRD -DPNG_NO_ASSEMBLER_
LDFLAGS=$(ABI) -L. -L$(ZLIBLIB) -lpng -lz -lm
LDSHARED=cc $(ABI) -shared
VER=1.2.1beta3
VER=1.2.1beta4
# See "man dso" for info about shared objects
SONUM=3
SHAREDLIB=libpng.so

2
scripts/makefile.so9
View File

@ -35,7 +35,7 @@ RANLIB=echo
# read libpng.txt or png.h to see why PNGMAJ is 3. You should not
# have to change it.
PNGMAJ = 3
PNGMIN = 1.2.1beta3
PNGMIN = 1.2.1beta4
PNGVER = $(PNGMAJ).$(PNGMIN)
INCPATH=$(prefix)/include

2
scripts/makefile.solaris
View File

@ -31,7 +31,7 @@ RANLIB=echo
# read libpng.txt or png.h to see why PNGMAJ is 3. You should not
# have to change it.
PNGMAJ = 3
PNGMIN = 1.2.1beta3
PNGMIN = 1.2.1beta4
PNGVER = $(PNGMAJ).$(PNGMIN)
INCPATH=$(prefix)/include

2
scripts/pngdef.pas
View File

@ -7,7 +7,7 @@ unit pngdef;
interface
const
PNG_LIBPNG_VER_STRING = '1.2.1beta3';
PNG_LIBPNG_VER_STRING = '1.2.1beta4';
PNG_LIBPNG_VER = 10201;
type

2
scripts/pngos2.def
View File

@ -2,7 +2,7 @@
; PNG.LIB module definition file for OS/2
;----------------------------------------
; Version 1.2.1beta3
; Version 1.2.1beta4
LIBRARY PNG
DESCRIPTION "PNG image compression library for OS/2"