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[libpng16] Re-apply URL patch to libpng-manual.txt and libpng.3

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Glenn Randers-Pehrson 2017-04-03 15:25:40 -05:00
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26
libpng-manual.txt
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@ -1,6 +1,6 @@
libpng-manual.txt - A description on how to use and modify libpng libpng-manual.txt - A description on how to use and modify libpng
libpng version 1.6.30beta02 - April 1, 2017 libpng version 1.6.30beta02 - April 3, 2017
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) 1998-2016 Glenn Randers-Pehrson Copyright (c) 1998-2016 Glenn Randers-Pehrson
@ -11,7 +11,7 @@ libpng-manual.txt - A description on how to use and modify libpng
Based on: Based on:
libpng versions 0.97, January 1998, through 1.6.30beta02 - April 1, 2017 libpng versions 0.97, January 1998, through 1.6.30beta02 - April 3, 2017
Updated and distributed by Glenn Randers-Pehrson Updated and distributed by Glenn Randers-Pehrson
Copyright (c) 1998-2016 Glenn Randers-Pehrson Copyright (c) 1998-2016 Glenn Randers-Pehrson
@ -66,17 +66,17 @@ file format in application programs.
The PNG specification (second edition), November 2003, is available as The PNG specification (second edition), November 2003, is available as
a W3C Recommendation and as an ISO Standard (ISO/IEC 15948:2004 (E)) at a W3C Recommendation and as an ISO Standard (ISO/IEC 15948:2004 (E)) at
<http://www.w3.org/TR/2003/REC-PNG-20031110/ <https://www.w3.org/TR/2003/REC-PNG-20031110/
The W3C and ISO documents have identical technical content. The W3C and ISO documents have identical technical content.
The PNG-1.2 specification is available at The PNG-1.2 specification is available at
<http://png-mng.sourceforge.net/pub/png/spec/1.2/>. <https://png-mng.sourceforge.io/pub/png/spec/1.2/>.
It is technically equivalent It is technically equivalent
to the PNG specification (second edition) but has some additional material. to the PNG specification (second edition) but has some additional material.
The PNG-1.0 specification is available as RFC 2083 The PNG-1.0 specification is available as RFC 2083
<http://png-mng.sourceforge.net/pub/png/spec/1.0/> and as a <https://png-mng.sourceforge.io/pub/png/spec/1.0/> and as a
W3C Recommendation <http://www.w3.org/TR/REC-png-961001>. W3C Recommendation <https://www.w3.org/TR/REC-png-961001>.
Some additional chunks are described in the special-purpose public chunks Some additional chunks are described in the special-purpose public chunks
documents at <http://www.libpng.org/pub/png/spec/register/> documents at <http://www.libpng.org/pub/png/spec/register/>
@ -3824,7 +3824,7 @@ PNG_FORMAT_FLAG_LINEAR flag below.
When the simplified API needs to convert between sRGB and linear colorspaces, When the simplified API needs to convert between sRGB and linear colorspaces,
the actual sRGB transfer curve defined in the sRGB specification (see the the actual sRGB transfer curve defined in the sRGB specification (see the
article at http://en.wikipedia.org/wiki/SRGB) is used, not the gamma=1/2.2 article at https://en.wikipedia.org/wiki/SRGB) is used, not the gamma=1/2.2
approximation used elsewhere in libpng. approximation used elsewhere in libpng.
When an alpha channel is present it is expected to denote pixel coverage When an alpha channel is present it is expected to denote pixel coverage
@ -4088,7 +4088,7 @@ READ APIs
When the simplified API needs to convert between sRGB and linear colorspaces, When the simplified API needs to convert between sRGB and linear colorspaces,
the actual sRGB transfer curve defined in the sRGB specification (see the the actual sRGB transfer curve defined in the sRGB specification (see the
article at http://en.wikipedia.org/wiki/SRGB) is used, not the gamma=1/2.2 article at https://en.wikipedia.org/wiki/SRGB) is used, not the gamma=1/2.2
approximation used elsewhere in libpng. approximation used elsewhere in libpng.
WRITE APIS WRITE APIS
@ -4269,7 +4269,7 @@ However, there are some uncertainties about the status of local variables
after a longjmp, so the user may want to be careful about doing anything after a longjmp, so the user may want to be careful about doing anything
after setjmp returns non-zero besides returning itself. Consult your after setjmp returns non-zero besides returning itself. Consult your
compiler documentation for more details. For an alternative approach, you compiler documentation for more details. For an alternative approach, you
may wish to use the "cexcept" facility (see http://cexcept.sourceforge.net), may wish to use the "cexcept" facility (see https://cexcept.sourceforge.io/),
which is illustrated in pngvalid.c and in contrib/visupng. which is illustrated in pngvalid.c and in contrib/visupng.
Beginning in libpng-1.4.0, the png_set_benign_errors() API became available. Beginning in libpng-1.4.0, the png_set_benign_errors() API became available.
@ -4497,7 +4497,7 @@ in a MNG datastream. As a minimum, it must have the MNG 8-byte signature
and the MHDR and MEND chunks. Libpng does not provide support for these and the MHDR and MEND chunks. Libpng does not provide support for these
or any other MNG chunks; your application must provide its own support for or any other MNG chunks; your application must provide its own support for
them. You may wish to consider using libmng (available at them. You may wish to consider using libmng (available at
http://www.libmng.com) instead. https://www.libmng.com/) instead.
VIII. Changes to Libpng from version 0.88 VIII. Changes to Libpng from version 0.88
@ -5197,7 +5197,7 @@ control. The git repository was built from old libpng-x.y.z.tar.gz files
going back to version 0.70. You can access the git repository (read only) going back to version 0.70. You can access the git repository (read only)
at at
git://git.code.sf.net/p/libpng/code https://git.code.sf.net/p/libpng/code.git
or you can browse it with a web browser by selecting the "code" button at or you can browse it with a web browser by selecting the "code" button at
@ -5207,7 +5207,7 @@ Patches can be sent to glennrp at users.sourceforge.net or to
png-mng-implement at lists.sourceforge.net or you can upload them to png-mng-implement at lists.sourceforge.net or you can upload them to
the libpng bug tracker at the libpng bug tracker at
http://libpng.sourceforge.net https://libpng.sourceforge.io/
We also accept patches built from the tar or zip distributions, and We also accept patches built from the tar or zip distributions, and
simple verbal discriptions of bug fixes, reported either to the simple verbal discriptions of bug fixes, reported either to the
@ -5217,7 +5217,7 @@ mailing list, or directly to glennrp.
XV. Coding style XV. Coding style
Our coding style is similar to the "Allman" style Our coding style is similar to the "Allman" style
(See http://en.wikipedia.org/wiki/Indent_style#Allman_style), with curly (See https://en.wikipedia.org/wiki/Indent_style#Allman_style), with curly
braces on separate lines: braces on separate lines:
if (condition) if (condition)

34
libpng.3
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@ -1,4 +1,4 @@
.TH LIBPNG 3 "April 1, 2017" .TH LIBPNG 3 "April 3, 2017"
.SH NAME .SH NAME
libpng \- Portable Network Graphics (PNG) Reference Library 1.6.30beta02 libpng \- Portable Network Graphics (PNG) Reference Library 1.6.30beta02
.SH SYNOPSIS .SH SYNOPSIS
@ -510,7 +510,7 @@ Following is a copy of the libpng-manual.txt file that accompanies libpng.
.SH LIBPNG.TXT .SH LIBPNG.TXT
libpng-manual.txt - A description on how to use and modify libpng libpng-manual.txt - A description on how to use and modify libpng
libpng version 1.6.30beta02 - April 1, 2017 libpng version 1.6.30beta02 - April 3, 2017
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) 1998-2016 Glenn Randers-Pehrson Copyright (c) 1998-2016 Glenn Randers-Pehrson
@ -521,7 +521,7 @@ libpng-manual.txt - A description on how to use and modify libpng
Based on: Based on:
libpng versions 0.97, January 1998, through 1.6.30beta02 - April 1, 2017 libpng versions 0.97, January 1998, through 1.6.30beta02 - April 3, 2017
Updated and distributed by Glenn Randers-Pehrson Updated and distributed by Glenn Randers-Pehrson
Copyright (c) 1998-2016 Glenn Randers-Pehrson Copyright (c) 1998-2016 Glenn Randers-Pehrson
@ -576,17 +576,17 @@ file format in application programs.
The PNG specification (second edition), November 2003, is available as The PNG specification (second edition), November 2003, is available as
a W3C Recommendation and as an ISO Standard (ISO/IEC 15948:2004 (E)) at a W3C Recommendation and as an ISO Standard (ISO/IEC 15948:2004 (E)) at
<http://www.w3.org/TR/2003/REC-PNG-20031110/ <https://www.w3.org/TR/2003/REC-PNG-20031110/
The W3C and ISO documents have identical technical content. The W3C and ISO documents have identical technical content.
The PNG-1.2 specification is available at The PNG-1.2 specification is available at
<http://png-mng.sourceforge.net/pub/png/spec/1.2/>. <https://png-mng.sourceforge.io/pub/png/spec/1.2/>.
It is technically equivalent It is technically equivalent
to the PNG specification (second edition) but has some additional material. to the PNG specification (second edition) but has some additional material.
The PNG-1.0 specification is available as RFC 2083 The PNG-1.0 specification is available as RFC 2083
<http://png-mng.sourceforge.net/pub/png/spec/1.0/> and as a <https://png-mng.sourceforge.io/pub/png/spec/1.0/> and as a
W3C Recommendation <http://www.w3.org/TR/REC-png-961001>. W3C Recommendation <https://www.w3.org/TR/REC-png-961001>.
Some additional chunks are described in the special-purpose public chunks Some additional chunks are described in the special-purpose public chunks
documents at <http://www.libpng.org/pub/png/spec/register/> documents at <http://www.libpng.org/pub/png/spec/register/>
@ -4334,7 +4334,7 @@ PNG_FORMAT_FLAG_LINEAR flag below.
When the simplified API needs to convert between sRGB and linear colorspaces, When the simplified API needs to convert between sRGB and linear colorspaces,
the actual sRGB transfer curve defined in the sRGB specification (see the the actual sRGB transfer curve defined in the sRGB specification (see the
article at http://en.wikipedia.org/wiki/SRGB) is used, not the gamma=1/2.2 article at https://en.wikipedia.org/wiki/SRGB) is used, not the gamma=1/2.2
approximation used elsewhere in libpng. approximation used elsewhere in libpng.
When an alpha channel is present it is expected to denote pixel coverage When an alpha channel is present it is expected to denote pixel coverage
@ -4598,7 +4598,7 @@ READ APIs
When the simplified API needs to convert between sRGB and linear colorspaces, When the simplified API needs to convert between sRGB and linear colorspaces,
the actual sRGB transfer curve defined in the sRGB specification (see the the actual sRGB transfer curve defined in the sRGB specification (see the
article at http://en.wikipedia.org/wiki/SRGB) is used, not the gamma=1/2.2 article at https://en.wikipedia.org/wiki/SRGB) is used, not the gamma=1/2.2
approximation used elsewhere in libpng. approximation used elsewhere in libpng.
WRITE APIS WRITE APIS
@ -4779,7 +4779,7 @@ However, there are some uncertainties about the status of local variables
after a longjmp, so the user may want to be careful about doing anything after a longjmp, so the user may want to be careful about doing anything
after setjmp returns non-zero besides returning itself. Consult your after setjmp returns non-zero besides returning itself. Consult your
compiler documentation for more details. For an alternative approach, you compiler documentation for more details. For an alternative approach, you
may wish to use the "cexcept" facility (see http://cexcept.sourceforge.net), may wish to use the "cexcept" facility (see https://cexcept.sourceforge.io/),
which is illustrated in pngvalid.c and in contrib/visupng. which is illustrated in pngvalid.c and in contrib/visupng.
Beginning in libpng-1.4.0, the png_set_benign_errors() API became available. Beginning in libpng-1.4.0, the png_set_benign_errors() API became available.
@ -5007,7 +5007,7 @@ in a MNG datastream. As a minimum, it must have the MNG 8-byte signature
and the MHDR and MEND chunks. Libpng does not provide support for these and the MHDR and MEND chunks. Libpng does not provide support for these
or any other MNG chunks; your application must provide its own support for or any other MNG chunks; your application must provide its own support for
them. You may wish to consider using libmng (available at them. You may wish to consider using libmng (available at
http://www.libmng.com) instead. https://www.libmng.com/) instead.
.SH VIII. Changes to Libpng from version 0.88 .SH VIII. Changes to Libpng from version 0.88
@ -5707,7 +5707,7 @@ control. The git repository was built from old libpng-x.y.z.tar.gz files
going back to version 0.70. You can access the git repository (read only) going back to version 0.70. You can access the git repository (read only)
at at
git://git.code.sf.net/p/libpng/code https://git.code.sf.net/p/libpng/code.git
or you can browse it with a web browser by selecting the "code" button at or you can browse it with a web browser by selecting the "code" button at
@ -5717,7 +5717,7 @@ Patches can be sent to glennrp at users.sourceforge.net or to
png-mng-implement at lists.sourceforge.net or you can upload them to png-mng-implement at lists.sourceforge.net or you can upload them to
the libpng bug tracker at the libpng bug tracker at
http://libpng.sourceforge.net https://libpng.sourceforge.io/
We also accept patches built from the tar or zip distributions, and We also accept patches built from the tar or zip distributions, and
simple verbal discriptions of bug fixes, reported either to the simple verbal discriptions of bug fixes, reported either to the
@ -5727,7 +5727,7 @@ mailing list, or directly to glennrp.
.SH XV. Coding style .SH XV. Coding style
Our coding style is similar to the "Allman" style Our coding style is similar to the "Allman" style
(See http://en.wikipedia.org/wiki/Indent_style#Allman_style), with curly (See https://en.wikipedia.org/wiki/Indent_style#Allman_style), with curly
braces on separate lines: braces on separate lines:
if (condition) if (condition)
@ -6026,7 +6026,7 @@ 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 1.6.30beta02 - April 1, 2017: Libpng version 1.6.30beta02 - April 3, 2017:
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).
@ -6051,7 +6051,7 @@ this sentence.
This code is released under the libpng license. This code is released under the libpng license.
libpng versions 1.0.7, July 1, 2000 through 1.6.30beta02, April 1, 2017 are libpng versions 1.0.7, July 1, 2000 through 1.6.30beta02, April 3, 2017 are
Copyright (c) 2000-2002, 2004, 2006-2017 Glenn Randers-Pehrson, are Copyright (c) 2000-2002, 2004, 2006-2017 Glenn Randers-Pehrson, are
derived from libpng-1.0.6, and are distributed according to the same derived from libpng-1.0.6, and are distributed according to the same
disclaimer and license as libpng-1.0.6 with the following individuals disclaimer and license as libpng-1.0.6 with the following individuals
@ -6179,7 +6179,7 @@ files "pngbar.png" and "pngbar.jpg (88x31) and "pngnow.png" (98x31).
Glenn Randers-Pehrson Glenn Randers-Pehrson
glennrp at users.sourceforge.net glennrp at users.sourceforge.net
April 1, 2017 April 3, 2017
.\" end of man page .\" end of man page