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[libpng16] Imported from libpng-1.6.11beta01.tar

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Glenn Randers-Pehrson 2014-03-17 10:58:02 -05:00
parent 2ca2a0b222
commit 149eea29b6
16 changed files with 32 additions and 28 deletions
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4
INSTALL
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@ -12,10 +12,10 @@ Contents
VII. Building with makefiles
VIII. Configuring libpng for 16-bit platforms
IX. Configuring for DOS
X. Configuring for Medium Model
X. Configuring for Medium Model
XI. Prepending a prefix to exported symbols
XII. Configuring for compiler xxx:
XIII Removing unwanted object code
XIII. Removing unwanted object code
XIV. Changes to the build and configuration of libpng in libpng-1.5.x
XV. Configuring libpng for multiprocessing
XVI. Other sources of information about libpng:

4
LICENSE
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@ -10,7 +10,7 @@ this sentence.
This code is released under the libpng license.
libpng versions 1.2.6, August 15, 2004, through 1.6.11beta01, March 7, 2014, are
libpng versions 1.2.6, August 15, 2004, through 1.6.11beta01, March 17, 2014, are
Copyright (c) 2004, 2006-2014 Glenn Randers-Pehrson, and are
distributed according to the same disclaimer and license as libpng-1.2.5
with the following individual added to the list of Contributing Authors
@ -108,4 +108,4 @@ certification mark of the Open Source Initiative.
Glenn Randers-Pehrson
glennrp at users.sourceforge.net
March 7, 2014
March 17, 2014

2
README
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@ -1,4 +1,4 @@
README for libpng version 1.6.11beta01 - March 7, 2014 (shared library 16.0)
README for libpng version 1.6.11beta01 - March 17, 2014 (shared library 16.0)
See the note about version numbers near the top of png.h
See INSTALL for instructions on how to install libpng.

1
TODO
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@ -6,6 +6,7 @@ Better C++ wrapper/full C++ implementation?
Fix problem with C++ and EXTERN "C".
cHRM transformation.
Remove setjmp/longjmp usage in favor of returning error codes.
Palette creation.
Add "grayscale->palette" transformation and "palette->grayscale" detection.
Improved dithering.
Multi-lingual error and warning message support.

2
arm/arm_init.c
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@ -22,7 +22,7 @@
/* WARNING: it is strongly recommended that you do not build libpng with
* run-time checks for CPU features if at all possible. In the case of the ARM
* NEON instructions there is no processor-specific way of detecting the
* presense of the required support, therefore run-time detectioon is extremely
* presence of the required support, therefore run-time detection is extremely
* OS specific.
*
* You may set the macro PNG_ARM_NEON_FILE to the file name of file containing

2
libpngpf.3
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@ -1,4 +1,4 @@
.TH LIBPNGPF 3 "March 7, 2014"
.TH LIBPNGPF 3 "March 17, 2014"
.SH NAME
libpng \- Portable Network Graphics (PNG) Reference Library 1.6.11beta01
(private functions)

2
png.5
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@ -1,4 +1,4 @@
.TH PNG 5 "March 7, 2014"
.TH PNG 5 "March 17, 2014"
.SH NAME
png \- Portable Network Graphics (PNG) format
.SH DESCRIPTION

4
png.c
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@ -773,13 +773,13 @@ png_get_copyright(png_const_structrp png_ptr)
#else
# ifdef __STDC__
return PNG_STRING_NEWLINE \
"libpng version 1.6.11beta01 - March 8, 2014" PNG_STRING_NEWLINE \
"libpng version 1.6.11beta01 - March 17, 2014" PNG_STRING_NEWLINE \
"Copyright (c) 1998-2014 Glenn Randers-Pehrson" PNG_STRING_NEWLINE \
"Copyright (c) 1996-1997 Andreas Dilger" PNG_STRING_NEWLINE \
"Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc." \
PNG_STRING_NEWLINE;
# else
return "libpng version 1.6.11beta01 - March 8, 2014\
return "libpng version 1.6.11beta01 - March 17, 2014\
Copyright (c) 1998-2014 Glenn Randers-Pehrson\
Copyright (c) 1996-1997 Andreas Dilger\
Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.";

14
png.h
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@ -1,7 +1,7 @@
/* png.h - header file for PNG reference library
*
* libpng version 1.6.11beta01 - March 7, 2014
* libpng version 1.6.11beta01 - March 17, 2014
* Copyright (c) 1998-2014 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.)
@ -11,7 +11,7 @@
* 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 1.6.11beta01 - March 7, 2014: Glenn
* libpng versions 0.97, January 1998, through 1.6.11beta01 - March 17, 2014: Glenn
* See also "Contributing Authors", below.
*
* Note about libpng version numbers:
@ -227,7 +227,7 @@
*
* This code is released under the libpng license.
*
* libpng versions 1.2.6, August 15, 2004, through 1.6.11beta01, March 7, 2014, are
* libpng versions 1.2.6, August 15, 2004, through 1.6.11beta01, March 17, 2014, are
* Copyright (c) 2004, 2006-2013 Glenn Randers-Pehrson, and are
* distributed according to the same disclaimer and license as libpng-1.2.5
* with the following individual added to the list of Contributing Authors:
@ -339,7 +339,7 @@
* Y2K compliance in libpng:
* =========================
*
* March 7, 2014
* March 17, 2014
*
* Since the PNG Development group is an ad-hoc body, we can't make
* an official declaration.
@ -398,7 +398,9 @@
/* This is not the place to learn how to use libpng. The file libpng-manual.txt
* describes how to use libpng, and the file example.c summarizes it
* with some code on which to build. This file is useful for looking
* at the actual function definitions and structure components.
* at the actual function definitions and structure components. If that
* file has been stripped from your copy of libpng, you can find it at
* <http://www.libpng.org/pub/png/libpng-manual.txt>
*
* If you just need to read a PNG file and don't want to read the documentation
* skip to the end of this file and read the section entitled 'simplified API'.
@ -407,7 +409,7 @@
/* Version information for png.h - this should match the version in png.c */
#define PNG_LIBPNG_VER_STRING "1.6.11beta01"
#define PNG_HEADER_VERSION_STRING \
" libpng version 1.6.11beta01 - March 7, 2014\n"
" libpng version 1.6.11beta01 - March 17, 2014\n"
#define PNG_LIBPNG_VER_SONUM 16
#define PNG_LIBPNG_VER_DLLNUM 16

2
pngconf.h
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@ -1,7 +1,7 @@
/* pngconf.h - machine configurable file for libpng
*
* libpng version 1.6.11beta01 - March 7, 2014
* libpng version 1.6.11beta01 - March 17, 2014
*
* Copyright (c) 1998-2013 Glenn Randers-Pehrson
* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)

8
pngread.c
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@ -3317,11 +3317,11 @@ png_image_read_composite(png_voidp argument)
* PNG_COMPOSITE
* PNG_GAMMA
*
* This is a work-round for the fact that both the PNG_RGB_TO_GRAY and
* This is a work-around for the fact that both the PNG_RGB_TO_GRAY and
* PNG_COMPOSITE code performs gamma correction, so we get double gamma
* correction. The fix-up is to prevent the PNG_COMPOSITE operation happening
* inside libpng, so this routine sees an 8 or 16-bit gray+alpha row and handles
* the removal or pre-multiplication of the alpha channel.
* correction. The fix-up is to prevent the PNG_COMPOSITE operation from
* happening inside libpng, so this routine sees an 8 or 16-bit gray+alpha
* row and handles the removal or pre-multiplication of the alpha channel.
*/
static int
png_image_read_background(png_voidp argument)

7
pngwrite.c
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@ -432,6 +432,7 @@ png_write_end(png_structrp png_ptr, png_inforp info_ptr)
/* Write end of PNG file */
png_write_IEND(png_ptr);
/* This flush, added in libpng-1.0.8, removed from libpng-1.0.9beta03,
* and restored again in libpng-1.2.30, may cause some applications that
* do not set png_ptr->output_flush_fn to crash. If your application
@ -479,7 +480,7 @@ png_create_write_struct,(png_const_charp user_png_ver, png_voidp error_ptr,
{
#ifndef PNG_USER_MEM_SUPPORTED
png_structrp png_ptr = png_create_png_struct(user_png_ver, error_ptr,
error_fn, warn_fn, NULL, NULL, NULL);
error_fn, warn_fn, NULL, NULL, NULL);
#else
return png_create_write_struct_2(user_png_ver, error_ptr, error_fn,
warn_fn, NULL, NULL, NULL);
@ -492,7 +493,7 @@ png_create_write_struct_2,(png_const_charp user_png_ver, png_voidp error_ptr,
png_malloc_ptr malloc_fn, png_free_ptr free_fn),PNG_ALLOCATED)
{
png_structrp png_ptr = png_create_png_struct(user_png_ver, error_ptr,
error_fn, warn_fn, mem_ptr, malloc_fn, free_fn);
error_fn, warn_fn, mem_ptr, malloc_fn, free_fn);
#endif /* PNG_USER_MEM_SUPPORTED */
if (png_ptr != NULL)
{
@ -525,10 +526,10 @@ png_create_write_struct_2,(png_const_charp user_png_ver, png_voidp error_ptr,
* applications that must not fail to write at all costs!
*/
#ifdef PNG_BENIGN_WRITE_ERRORS_SUPPORTED
png_ptr->flags |= PNG_FLAG_BENIGN_ERRORS_WARN;
/* In stable builds only warn if an application error can be completely
* handled.
*/
png_ptr->flags |= PNG_FLAG_BENIGN_ERRORS_WARN;
#endif
/* App warnings are warnings in release (or release candidate) builds but

2
projects/vstudio/readme.txt
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@ -1,7 +1,7 @@
VisualStudio instructions
libpng version 1.6.11beta01 - March 7, 2014
libpng version 1.6.11beta01 - March 17, 2014
Copyright (c) 1998-2010 Glenn Randers-Pehrson

2
projects/vstudio/zlib.props
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@ -2,7 +2,7 @@
<!--
* zlib.props - location of zlib source
*
* libpng version 1.6.11beta01 - March 9, 2014
* libpng version 1.6.11beta01 - March 17, 2014
*
* Copyright (c) 1998-2011 Glenn Randers-Pehrson
*

2
scripts/README.txt
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@ -1,5 +1,5 @@
Makefiles for libpng version 1.6.11beta01 - March 7, 2014
Makefiles for libpng version 1.6.11beta01 - March 17, 2014
pnglibconf.h.prebuilt => Stores configuration settings
makefile.linux => Linux/ELF makefile

2
scripts/pnglibconf.h.prebuilt
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@ -2,7 +2,7 @@
/* pnglibconf.h - library build configuration */
/* Libpng version 1.6.11beta01 - March 7, 2014 */
/* Libpng version 1.6.11beta01 - March 17, 2014 */
/* Copyright (c) 1998-2013 Glenn Randers-Pehrson */