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[libpng17] Imported from libpng-1.7.0beta24.tar
This commit is contained in:
Glenn Randers-Pehrson
parent
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commit
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4
LICENSE
4
LICENSE
@ -10,7 +10,7 @@ this sentence.
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This code is released under the libpng license.
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libpng versions 1.2.6, August 15, 2004, through 1.7.0beta24, November 24, 2013, are
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libpng versions 1.2.6, August 15, 2004, through 1.7.0beta24, December 15, 2013, are
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Copyright (c) 2004, 2006-2013 Glenn Randers-Pehrson, and are
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distributed according to the same disclaimer and license as libpng-1.2.5
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with the following individual added to the list of Contributing Authors
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@ -108,4 +108,4 @@ certification mark of the Open Source Initiative.
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Glenn Randers-Pehrson
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glennrp at users.sourceforge.net
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November 24, 2013
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December 15, 2013
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2
README
2
README
@ -1,4 +1,4 @@
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README for libpng version 1.7.0beta24 - November 24, 2013 (shared library 17.0)
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README for libpng version 1.7.0beta24 - December 15, 2013 (shared library 17.0)
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See the note about version numbers near the top of png.h
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See INSTALL for instructions on how to install libpng.
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@ -1,6 +1,6 @@
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libpng-manual.txt - A description on how to use and modify libpng
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libpng version 1.7.0beta24 - November 24, 2013
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libpng version 1.7.0beta24 - December 15, 2013
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Updated and distributed by Glenn Randers-Pehrson
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<glennrp at users.sourceforge.net>
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Copyright (c) 1998-2013 Glenn Randers-Pehrson
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@ -11,7 +11,7 @@ libpng-manual.txt - A description on how to use and modify libpng
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Based on:
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libpng versions 0.97, January 1998, through 1.7.0beta24 - November 24, 2013
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libpng versions 0.97, January 1998, through 1.7.0beta24 - December 15, 2013
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Updated and distributed by Glenn Randers-Pehrson
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Copyright (c) 1998-2013 Glenn Randers-Pehrson
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@ -3117,6 +3117,19 @@ Here is an example of writing two private chunks, prVt and miNE:
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/* Needed because miNE is not safe-to-copy */
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png_set_keep_unknown_chunks(png, PNG_HANDLE_CHUNK_ALWAYS,
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(png_bytep) "miNE", 1);
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# if PNG_LIBPNG_VER < 10600
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/* Deal with unknown chunk location bug in 1.5.x and earlier */
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png_set_unknown_chunk_location(png, info, 0, PNG_HAVE_IHDR);
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png_set_unknown_chunk_location(png, info, 1, PNG_AFTER_IDAT);
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# endif
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# if PNG_LIBPNG_VER < 10500
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/* PNG_AFTER_IDAT writes two copies of the chunk prior to libpng-1.5.0,
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* one before IDAT and another after IDAT, so don't use it; only use
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* PNG_HAVE_IHDR location. This call resets the location previously
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* set by assignment and png_set_unknown_chunk_location() for chunk 1.
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*/
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png_set_unknown_chunk_location(png, info, 1, PNG_HAVE_IHDR);
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# endif
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#endif
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The high-level write interface
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@ -4608,11 +4621,11 @@ XI. Changes to Libpng from version 1.4.x to 1.5.x
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From libpng-1.4.0 until 1.4.4, the png_get_uint_16 macro (but not the
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function) incorrectly returned a value of type png_uint_32.
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Checking for invalid palette index on read or write was added at libpng
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1.5.10. When an invalid index is found, libpng issues a benign error.
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This is enabled by default because this condition is an error according
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to the PNG specification, Clause 11.3.2, but the error can be ignored in
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each png_ptr with
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Checking for invalid palette index on write was added at libpng
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1.5.10. If a pixel contains an invalid (out-of-range) index libpng issues
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a benign error. This is enabled by default because this condition is an
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error according to the PNG specification, Clause 11.3.2, but the error can
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be ignored in each png_ptr with
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png_set_check_for_invalid_index(png_ptr, allowed);
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@ -5235,7 +5248,8 @@ left parenthesis that follows it:
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y[i] = a(x) + (int)b;
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We prefer #ifdef and #ifndef to #if defined() and #if !defined()
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when there is only one macro being tested.
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when there is only one macro being tested. We always use parentheses
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with "defined".
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We prefer to express integers that are used as bit masks in hex format,
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with an even number of lower-case hex digits (e.g., 0x00, 0xff, 0x0100).
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@ -5251,7 +5265,7 @@ Other rules can be inferred by inspecting the libpng source.
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XVII. Y2K Compliance in libpng
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November 24, 2013
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December 15, 2013
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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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40
libpng.3
40
libpng.3
@ -1,4 +1,4 @@
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.TH LIBPNG 3 "November 24, 2013"
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.TH LIBPNG 3 "December 15, 2013"
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.SH NAME
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libpng \- Portable Network Graphics (PNG) Reference Library 1.7.0beta24
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.SH SYNOPSIS
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@ -494,7 +494,7 @@ Following is a copy of the libpng-manual.txt file that accompanies libpng.
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.SH LIBPNG.TXT
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libpng-manual.txt - A description on how to use and modify libpng
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libpng version 1.7.0beta24 - November 24, 2013
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libpng version 1.7.0beta24 - December 15, 2013
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Updated and distributed by Glenn Randers-Pehrson
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<glennrp at users.sourceforge.net>
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Copyright (c) 1998-2013 Glenn Randers-Pehrson
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@ -505,7 +505,7 @@ libpng-manual.txt - A description on how to use and modify libpng
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Based on:
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libpng versions 0.97, January 1998, through 1.7.0beta24 - November 24, 2013
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libpng versions 0.97, January 1998, through 1.7.0beta24 - December 15, 2013
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Updated and distributed by Glenn Randers-Pehrson
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Copyright (c) 1998-2013 Glenn Randers-Pehrson
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@ -3611,6 +3611,19 @@ Here is an example of writing two private chunks, prVt and miNE:
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/* Needed because miNE is not safe-to-copy */
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png_set_keep_unknown_chunks(png, PNG_HANDLE_CHUNK_ALWAYS,
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(png_bytep) "miNE", 1);
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# if PNG_LIBPNG_VER < 10600
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/* Deal with unknown chunk location bug in 1.5.x and earlier */
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png_set_unknown_chunk_location(png, info, 0, PNG_HAVE_IHDR);
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png_set_unknown_chunk_location(png, info, 1, PNG_AFTER_IDAT);
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# endif
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# if PNG_LIBPNG_VER < 10500
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/* PNG_AFTER_IDAT writes two copies of the chunk prior to libpng-1.5.0,
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* one before IDAT and another after IDAT, so don't use it; only use
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* PNG_HAVE_IHDR location. This call resets the location previously
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* set by assignment and png_set_unknown_chunk_location() for chunk 1.
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*/
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png_set_unknown_chunk_location(png, info, 1, PNG_HAVE_IHDR);
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# endif
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#endif
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.SS The high-level write interface
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@ -5103,11 +5116,11 @@ We removed the trailing '.' from the warning and error messages.
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From libpng-1.4.0 until 1.4.4, the png_get_uint_16 macro (but not the
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function) incorrectly returned a value of type png_uint_32.
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Checking for invalid palette index on read or write was added at libpng
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1.5.10. When an invalid index is found, libpng issues a benign error.
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This is enabled by default because this condition is an error according
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to the PNG specification, Clause 11.3.2, but the error can be ignored in
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each png_ptr with
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Checking for invalid palette index on write was added at libpng
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1.5.10. If a pixel contains an invalid (out-of-range) index libpng issues
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a benign error. This is enabled by default because this condition is an
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error according to the PNG specification, Clause 11.3.2, but the error can
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be ignored in each png_ptr with
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png_set_check_for_invalid_index(png_ptr, allowed);
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@ -5730,7 +5743,8 @@ left parenthesis that follows it:
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y[i] = a(x) + (int)b;
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We prefer #ifdef and #ifndef to #if defined() and #if !defined()
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when there is only one macro being tested.
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when there is only one macro being tested. We always use parentheses
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with "defined".
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We prefer to express integers that are used as bit masks in hex format,
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with an even number of lower-case hex digits (e.g., 0x00, 0xff, 0x0100).
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@ -5746,7 +5760,7 @@ Other rules can be inferred by inspecting the libpng source.
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.SH XVII. Y2K Compliance in libpng
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November 24, 2013
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December 15, 2013
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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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@ -6016,7 +6030,7 @@ possible without all of you.
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Thanks to Frank J. T. Wojcik for helping with the documentation.
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Libpng version 1.7.0beta24 - November 24, 2013:
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Libpng version 1.7.0beta24 - December 15, 2013:
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Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc.
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Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net).
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@ -6039,7 +6053,7 @@ this sentence.
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This code is released under the libpng license.
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libpng versions 1.2.6, August 15, 2004, through 1.7.0beta24, November 24, 2013, are
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libpng versions 1.2.6, August 15, 2004, through 1.7.0beta24, December 15, 2013, are
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Copyright (c) 2004,2006-2007 Glenn Randers-Pehrson, and are
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distributed according to the same disclaimer and license as libpng-1.2.5
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with the following individual added to the list of Contributing Authors
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@ -6138,7 +6152,7 @@ certification mark of the Open Source Initiative.
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Glenn Randers-Pehrson
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glennrp at users.sourceforge.net
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November 24, 2013
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December 15, 2013
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.\" end of man page
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@ -1,4 +1,4 @@
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.TH LIBPNGPF 3 "November 24, 2013"
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.TH LIBPNGPF 3 "December 15, 2013"
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.SH NAME
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libpng \- Portable Network Graphics (PNG) Reference Library 1.7.0beta24
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(private functions)
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2
png.5
2
png.5
@ -1,4 +1,4 @@
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.TH PNG 5 "November 24, 2013"
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.TH PNG 5 "December 15, 2013"
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.SH NAME
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png \- Portable Network Graphics (PNG) format
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.SH DESCRIPTION
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4
png.c
4
png.c
@ -696,13 +696,13 @@ png_get_copyright(png_const_structrp png_ptr)
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#else
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# ifdef __STDC__
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return PNG_STRING_NEWLINE \
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"libpng version 1.7.0beta24 - December 14, 2013" PNG_STRING_NEWLINE \
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"libpng version 1.7.0beta24 - December 15, 2013" PNG_STRING_NEWLINE \
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"Copyright (c) 1998-2013 Glenn Randers-Pehrson" PNG_STRING_NEWLINE \
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"Copyright (c) 1996-1997 Andreas Dilger" PNG_STRING_NEWLINE \
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"Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc." \
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PNG_STRING_NEWLINE;
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# else
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return "libpng version 1.7.0beta24 - December 14, 2013\
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return "libpng version 1.7.0beta24 - December 15, 2013\
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Copyright (c) 1998-2013 Glenn Randers-Pehrson\
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Copyright (c) 1996-1997 Andreas Dilger\
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Copyright (c) 1995-1996 Guy Eric Schalnat, Group 42, Inc.";
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10
png.h
10
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 1.7.0beta24 - November 24, 2013
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* libpng version 1.7.0beta24 - December 15, 2013
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* Copyright (c) 1998-2013 Glenn Randers-Pehrson
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* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
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* (Version 0.88 Copyright (c) 1995, 1996 Guy Eric Schalnat, Group 42, Inc.)
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@ -11,7 +11,7 @@
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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 1.7.0beta24 - November 24, 2013: Glenn
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* libpng versions 0.97, January 1998, through 1.7.0beta24 - December 15, 2013: 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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@ -200,7 +200,7 @@
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*
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* This code is released under the libpng license.
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*
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* libpng versions 1.2.6, August 15, 2004, through 1.7.0beta24, November 24, 2013, are
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* libpng versions 1.2.6, August 15, 2004, through 1.7.0beta24, December 15, 2013, are
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* Copyright (c) 2004, 2006-2013 Glenn Randers-Pehrson, and are
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* distributed according to the same disclaimer and license as libpng-1.2.5
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* with the following individual added to the list of Contributing Authors:
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@ -312,7 +312,7 @@
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* Y2K compliance in libpng:
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* =========================
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*
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* November 24, 2013
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* December 15, 2013
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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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@ -380,7 +380,7 @@
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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 "1.7.0beta24"
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#define PNG_HEADER_VERSION_STRING \
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" libpng version 1.7.0beta24 - November 24, 2013\n"
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" libpng version 1.7.0beta24 - December 15, 2013\n"
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#define PNG_LIBPNG_VER_SONUM 17
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#define PNG_LIBPNG_VER_DLLNUM 17
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@ -1,7 +1,7 @@
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/* pngconf.h - machine configurable file for libpng
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*
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* libpng version 1.7.0beta24 - November 24, 2013
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* libpng version 1.7.0beta24 - December 15, 2013
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*
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* Copyright (c) 1998-2013 Glenn Randers-Pehrson
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* (Version 0.96 Copyright (c) 1996, 1997 Andreas Dilger)
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@ -1,7 +1,7 @@
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VisualStudio instructions
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libpng version 1.7.0beta24 - November 24, 2013
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libpng version 1.7.0beta24 - December 15, 2013
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Copyright (c) 1998-2010 Glenn Randers-Pehrson
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@ -2,7 +2,7 @@
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<!--
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* zlib.props - location of zlib source
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*
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* libpng version 1.7.0beta24 - November 24, 2013
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* libpng version 1.7.0beta24 - December 15, 2013
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*
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* Copyright (c) 1998-2011 Glenn Randers-Pehrson
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*
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@ -1,5 +1,5 @@
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Makefiles for libpng version 1.7.0beta24 - November 24, 2013
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Makefiles for libpng version 1.7.0beta24 - December 15, 2013
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pnglibconf.h.prebuilt => Stores configuration settings
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makefile.linux => Linux/ELF makefile
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@ -2,7 +2,7 @@
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/* pnglibconf.h - library build configuration */
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/* Libpng version 1.7.0beta24 - November 24, 2013 */
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/* Libpng version 1.7.0beta24 - December 15, 2013 */
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/* Copyright (c) 1998-2013 Glenn Randers-Pehrson */
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