X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/9c0d9ce3285864062f74951871971fec1debeafb..64ea838d8f4d1853b7d850db93ee565e901d099a:/src/png/libpng.3 diff --git a/src/png/libpng.3 b/src/png/libpng.3 index 94def9e2bf..0d227628b4 100644 --- a/src/png/libpng.3 +++ b/src/png/libpng.3 @@ -1,6 +1,6 @@ -.TH LIBPNG 3 "November 3, 2011" +.TH LIBPNG 3 "December 15, 2011" .SH NAME -libpng \- Portable Network Graphics (PNG) Reference Library 1.5.6 +libpng \- Portable Network Graphics (PNG) Reference Library 1.5.7 .SH SYNOPSIS \fI\fB @@ -977,7 +977,7 @@ Following is a copy of the libpng-manual.txt file that accompanies libpng. .SH LIBPNG.TXT libpng-manual.txt - A description on how to use and modify libpng - libpng version 1.5.6 - November 3, 2011 + libpng version 1.5.7 - December 15, 2011 Updated and distributed by Glenn Randers-Pehrson Copyright (c) 1998-2011 Glenn Randers-Pehrson @@ -988,7 +988,7 @@ libpng-manual.txt - A description on how to use and modify libpng Based on: - libpng versions 0.97, January 1998, through 1.5.6 - November 3, 2011 + libpng versions 0.97, January 1998, through 1.5.7 - December 15, 2011 Updated and distributed by Glenn Randers-Pehrson Copyright (c) 1998-2011 Glenn Randers-Pehrson @@ -2242,10 +2242,13 @@ pointer into the info_ptr is returned for any complex types. (empty string for unknown). Note that the itxt_length, lang, and lang_key - members of the text_ptr structure only exist - when the library is built with iTXt chunk support. - Prior to libpng-1.4.0, the default build was - without iTXt chunk support. + members of the text_ptr structure only exist when the + library is built with iTXt chunk support. Prior to + libpng-1.4.0 the library was built by default without + iTXt support. Also note that when iTXt is supported, + they contain NULL pointers when the "compression" + field contains PNG_TEXT_COMPRESSION_NONE or + PNG_TEXT_COMPRESSION_zTXt. num_text - number of comments (same as num_comments; you can put NULL here @@ -3826,11 +3829,15 @@ width, height, bit_depth, and color_type must be the same in each call. empty for unknown). text_ptr[i].translated_keyword - keyword in UTF-8 (NULL or empty for unknown). + Note that the itxt_length, lang, and lang_key - members of the text_ptr structure only exist - when the library is built with iTXt chunk support. - Prior to libpng-1.4.0 the library was built by default - without iTXt support. + members of the text_ptr structure only exist when the + library is built with iTXt chunk support. Prior to + libpng-1.4.0 the library was built by default without + iTXt support. Also note that when iTXt is supported, + they contain NULL pointers when the "compression" + field contains PNG_TEXT_COMPRESSION_NONE or + PNG_TEXT_COMPRESSION_zTXt. num_text - number of comments @@ -5544,13 +5551,13 @@ Other rules can be inferred by inspecting the libpng source. .SH XIV. Y2K Compliance in libpng -November 3, 2011 +December 15, 2011 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 1.5.6 are Y2K compliant. It is my belief that earlier +upward through 1.5.7 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 @@ -5752,6 +5759,9 @@ the first widely used release: 1.5.6beta01-07 15 10506 15.so.15.6[.0] 1.5.6rc01-03 15 10506 15.so.15.6[.0] 1.5.6 15 10506 15.so.15.6[.0] + 1.5.7beta01-05 15 10507 15.so.15.7[.0] + 1.5.7rc01-03 15 10507 15.so.15.7[.0] + 1.5.7 15 10507 15.so.15.7[.0] Henceforth the source version will match the shared-library minor and patch numbers; the shared-library major version number will be @@ -5808,7 +5818,7 @@ possible without all of you. Thanks to Frank J. T. Wojcik for helping with the documentation. -Libpng version 1.5.6 - November 3, 2011: +Libpng version 1.5.7 - December 15, 2011: Initially created in 1995 by Guy Eric Schalnat, then of Group 42, Inc. Currently maintained by Glenn Randers-Pehrson (glennrp at users.sourceforge.net). @@ -5831,7 +5841,7 @@ this sentence. This code is released under the libpng license. -libpng versions 1.2.6, August 15, 2004, through 1.5.6, November 3, 2011, are +libpng versions 1.2.6, August 15, 2004, through 1.5.7, December 15, 2011, are Copyright (c) 2004,2006-2007 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 @@ -5930,7 +5940,7 @@ certification mark of the Open Source Initiative. Glenn Randers-Pehrson glennrp at users.sourceforge.net -November 3, 2011 +December 15, 2011 .\" end of man page