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[master] Added a request in the manual that applications do not use "png_" or

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"PNG_" to begin any of their own symbols.
Fixed mistake in the descriptions of user read_transform and write_transform
function prototypes in the manual.  The row_info struct is png_row_infop.
This commit is contained in:
Glenn Randers-Pehrson 2011-03-19 09:08:45 -05:00
parent 54c633b810
commit 20e6003290
4 changed files with 34 additions and 24 deletions
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4
ANNOUNCE
View File

@ -57,6 +57,10 @@ version 1.4.6beta07 [March 19, 2011]
ifdef out mask arrays in pngread.c when interlacing is not supported. ifdef out mask arrays in pngread.c when interlacing is not supported.
Added attribute definition (warnings) for MSC_VER >= 1300 in pngconf.h Added attribute definition (warnings) for MSC_VER >= 1300 in pngconf.h
Added -D_CRT_SECURE_NO_DEPRECATE to CFLAGS in makefile.vcwin32 Added -D_CRT_SECURE_NO_DEPRECATE to CFLAGS in makefile.vcwin32
Fixed mistake in the descriptions of user read_transform and write_transform
function prototypes in the manual. The row_info struct is png_row_infop.
Added a request in the manual that applications do not use "png_" or
"PNG_" to begin any of their own symbols.
Send comments/corrections/commendations to glennrp at users.sourceforge.net Send comments/corrections/commendations to glennrp at users.sourceforge.net
or to png-mng-implement at lists.sf.net (subscription required; visit or to png-mng-implement at lists.sf.net (subscription required; visit

4
CHANGES
View File

@ -2769,6 +2769,10 @@ version 1.4.6beta07 [March 19, 2011]
ifdef out mask arrays in pngread.c when interlacing is not supported. ifdef out mask arrays in pngread.c when interlacing is not supported.
Added attribute definition (warnings) for MSC_VER >= 1300 in pngconf.h Added attribute definition (warnings) for MSC_VER >= 1300 in pngconf.h
Added -D_CRT_SECURE_NO_DEPRECATE to CFLAGS in makefile.vcwin32 Added -D_CRT_SECURE_NO_DEPRECATE to CFLAGS in makefile.vcwin32
Fixed mistake in the descriptions of user read_transform and write_transform
function prototypes in the manual. The row_info struct is png_row_infop.
Added a request in the manual that applications do not use "png_" or
"PNG_" to begin any of their own symbols.
Send comments/corrections/commendations to glennrp at users.sourceforge.net Send comments/corrections/commendations to glennrp at users.sourceforge.net
or to png-mng-implement at lists.sf.net (subscription required; visit or to png-mng-implement at lists.sf.net (subscription required; visit

21
libpng-1.4.6beta06.txt
View File

@ -1,6 +1,6 @@
libpng.txt - A description on how to use and modify libpng libpng.txt - A description on how to use and modify libpng
libpng version 1.4.6beta06 - March 19, 2011 libpng version 1.4.6beta07 - March 19, 2011
Updated and distributed by Glenn Randers-Pehrson Updated and distributed by Glenn Randers-Pehrson
<glennrp at users.sourceforge.net> <glennrp at users.sourceforge.net>
Copyright (c) 1998-2010 Glenn Randers-Pehrson Copyright (c) 1998-2010 Glenn Randers-Pehrson
@ -11,7 +11,7 @@ libpng.txt - A description on how to use and modify libpng
Based on: Based on:
libpng versions 0.97, January 1998, through 1.4.6beta06 - March 19, 2011 libpng versions 0.97, January 1998, through 1.4.6beta07 - March 19, 2011
Updated and distributed by Glenn Randers-Pehrson Updated and distributed by Glenn Randers-Pehrson
Copyright (c) 1998-2010 Glenn Randers-Pehrson Copyright (c) 1998-2010 Glenn Randers-Pehrson
@ -905,7 +905,7 @@ things.
As of libpng version 1.2.9, png_set_expand_gray_1_2_4_to_8() was As of libpng version 1.2.9, png_set_expand_gray_1_2_4_to_8() was
added. It expands the sample depth without changing tRNS to alpha. added. It expands the sample depth without changing tRNS to alpha.
As of libpng version 1.4.6beta06, not all possible expansions are supported. As of libpng version 1.4.6beta07, not all possible expansions are supported.
In the following table, the 01 means grayscale with depth<8, 31 means In the following table, the 01 means grayscale with depth<8, 31 means
indexed with depth<8, other numerals represent the color type, "T" means indexed with depth<8, other numerals represent the color type, "T" means
@ -1235,8 +1235,8 @@ with
You must supply the function You must supply the function
void read_transform_fn(png_ptr ptr, row_info_ptr void read_transform_fn(png_structp png_ptr, png_row_infop
row_info, png_bytep data) row_info, png_bytep data)
See pngtest.c for a working example. Your function will be called See pngtest.c for a working example. Your function will be called
after all of the other transformations have been processed. after all of the other transformations have been processed.
@ -2316,7 +2316,7 @@ with
You must supply the function You must supply the function
void write_transform_fn(png_ptr ptr, row_info_ptr void write_transform_fn(png_structp png_ptr, png_row_infop
row_info, png_bytep data) row_info, png_bytep data)
See pngtest.c for a working example. Your function will be called See pngtest.c for a working example. Your function will be called
@ -3280,9 +3280,10 @@ above the comment that says
/* Maintainer: Put new private prototypes here ^ and in libpngpf.3 */ /* Maintainer: Put new private prototypes here ^ and in libpngpf.3 */
The names of all exported functions and variables begin To avoid polluting the global namespace, the names of all exported
with "png_", and all publicly visible C preprocessor functions and variables begin with "png_", and all publicly visible C
macros begin with "PNG_". preprocessor macros begin with "PNG_". We request that applications that
use libpng *not* begin any of their own symbols with either of these strings.
We put a space after each comma and after each semicolon We put a space after each comma and after each semicolon
in "for" statments, and we put spaces before and after each in "for" statments, and we put spaces before and after each
@ -3311,7 +3312,7 @@ Since the PNG Development group is an ad-hoc body, we can't make
an official declaration. an official declaration.
This is your unofficial assurance that libpng from version 0.71 and This is your unofficial assurance that libpng from version 0.71 and
upward through 1.4.6beta06 are Y2K compliant. It is my belief that earlier upward through 1.4.6beta07 are Y2K compliant. It is my belief that earlier
versions were also Y2K compliant. versions were also Y2K compliant.
Libpng only has three year fields. One is a 2-byte unsigned integer that Libpng only has three year fields. One is a 2-byte unsigned integer that

29
libpng.3
View File

@ -1,6 +1,6 @@
.TH LIBPNG 3 "March 19, 2011" .TH LIBPNG 3 "March 19, 2011"
.SH NAME .SH NAME
libpng \- Portable Network Graphics (PNG) Reference Library 1.4.6beta06 libpng \- Portable Network Graphics (PNG) Reference Library 1.4.6beta07
.SH SYNOPSIS .SH SYNOPSIS
\fI\fB \fI\fB
@ -895,7 +895,7 @@ Following is a copy of the libpng-manual.txt file that accompanies libpng.
.SH LIBPNG.TXT .SH LIBPNG.TXT
libpng.txt - A description on how to use and modify libpng libpng.txt - A description on how to use and modify libpng
libpng version 1.4.6beta06 - March 19, 2011 libpng version 1.4.6beta07 - March 19, 2011
Updated and distributed by Glenn Randers-Pehrson Updated and distributed by Glenn Randers-Pehrson
<glennrp at users.sourceforge.net> <glennrp at users.sourceforge.net>
Copyright (c) 1998-2010 Glenn Randers-Pehrson Copyright (c) 1998-2010 Glenn Randers-Pehrson
@ -906,7 +906,7 @@ libpng.txt - A description on how to use and modify libpng
Based on: Based on:
libpng versions 0.97, January 1998, through 1.4.6beta06 - March 19, 2011 libpng versions 0.97, January 1998, through 1.4.6beta07 - March 19, 2011
Updated and distributed by Glenn Randers-Pehrson Updated and distributed by Glenn Randers-Pehrson
Copyright (c) 1998-2010 Glenn Randers-Pehrson Copyright (c) 1998-2010 Glenn Randers-Pehrson
@ -1800,7 +1800,7 @@ things.
As of libpng version 1.2.9, png_set_expand_gray_1_2_4_to_8() was As of libpng version 1.2.9, png_set_expand_gray_1_2_4_to_8() was
added. It expands the sample depth without changing tRNS to alpha. added. It expands the sample depth without changing tRNS to alpha.
As of libpng version 1.4.6beta06, not all possible expansions are supported. As of libpng version 1.4.6beta07, not all possible expansions are supported.
In the following table, the 01 means grayscale with depth<8, 31 means In the following table, the 01 means grayscale with depth<8, 31 means
indexed with depth<8, other numerals represent the color type, "T" means indexed with depth<8, other numerals represent the color type, "T" means
@ -2130,8 +2130,8 @@ with
You must supply the function You must supply the function
void read_transform_fn(png_ptr ptr, row_info_ptr void read_transform_fn(png_structp png_ptr, png_row_infop
row_info, png_bytep data) row_info, png_bytep data)
See pngtest.c for a working example. Your function will be called See pngtest.c for a working example. Your function will be called
after all of the other transformations have been processed. after all of the other transformations have been processed.
@ -3211,7 +3211,7 @@ with
You must supply the function You must supply the function
void write_transform_fn(png_ptr ptr, row_info_ptr void write_transform_fn(png_structp png_ptr, png_row_infop
row_info, png_bytep data) row_info, png_bytep data)
See pngtest.c for a working example. Your function will be called See pngtest.c for a working example. Your function will be called
@ -4175,9 +4175,10 @@ above the comment that says
/* Maintainer: Put new private prototypes here ^ and in libpngpf.3 */ /* Maintainer: Put new private prototypes here ^ and in libpngpf.3 */
The names of all exported functions and variables begin To avoid polluting the global namespace, the names of all exported
with "png_", and all publicly visible C preprocessor functions and variables begin with "png_", and all publicly visible C
macros begin with "PNG_". preprocessor macros begin with "PNG_". We request that applications that
use libpng *not* begin any of their own symbols with either of these strings.
We put a space after each comma and after each semicolon We put a space after each comma and after each semicolon
in "for" statments, and we put spaces before and after each in "for" statments, and we put spaces before and after each
@ -4206,7 +4207,7 @@ Since the PNG Development group is an ad-hoc body, we can't make
an official declaration. an official declaration.
This is your unofficial assurance that libpng from version 0.71 and This is your unofficial assurance that libpng from version 0.71 and
upward through 1.4.6beta06 are Y2K compliant. It is my belief that earlier upward through 1.4.6beta07 are Y2K compliant. It is my belief that earlier
versions were also Y2K compliant. versions were also Y2K compliant.
Libpng only has three year fields. One is a 2-byte unsigned integer that Libpng only has three year fields. One is a 2-byte unsigned integer that
@ -4398,7 +4399,7 @@ the first widely used release:
1.4.5beta05-07 14 10405 14.so.14.5[.0] 1.4.5beta05-07 14 10405 14.so.14.5[.0]
1.4.5rc02-03 14 10405 14.so.14.5[.0] 1.4.5rc02-03 14 10405 14.so.14.5[.0]
1.4.5 14 10405 14.so.14.5[.0] 1.4.5 14 10405 14.so.14.5[.0]
1.4.6beta01-06 14 10406 14.so.14.6[.0] 1.4.6beta01-07 14 10406 14.so.14.6[.0]
1.4.6rc01 14 10406 14.so.14.6[.0] 1.4.6rc01 14 10406 14.so.14.6[.0]
Henceforth the source version will match the shared-library minor Henceforth the source version will match the shared-library minor
@ -4455,7 +4456,7 @@ possible without all of you.
Thanks to Frank J. T. Wojcik for helping with the documentation. Thanks to Frank J. T. Wojcik for helping with the documentation.
Libpng version 1.4.6beta06 - March 19, 2011: Libpng version 1.4.6beta07 - March 19, 2011:
Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc. Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net). Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net).
@ -4478,7 +4479,7 @@ this sentence.
This code is released under the libpng license. This code is released under the libpng license.
libpng versions 1.2.6, August 15, 2004, through 1.4.6beta06, March 19, 2011, are libpng versions 1.2.6, August 15, 2004, through 1.4.6beta07, March 19, 2011, are
Copyright (c) 2004,2006-2007 Glenn Randers-Pehrson, and are Copyright (c) 2004,2006-2007 Glenn Randers-Pehrson, and are
distributed according to the same disclaimer and license as libpng-1.2.5 distributed according to the same disclaimer and license as libpng-1.2.5
with the following individual added to the list of Contributing Authors with the following individual added to the list of Contributing Authors