X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/970f6abe1d04fa1811cd1cf85e590d8b933021c2..6a50a2c4d3b39901947b68c81973016d56da75e1:/src/png/README diff --git a/src/png/README b/src/png/README index 3dd92f41f7..255378bc9a 100644 --- a/src/png/README +++ b/src/png/README @@ -1,15 +1,11 @@ -README for libpng version 1.2.34 - December 18, 2008 (shared library 12.0) +README for libpng version 1.4.4 - September 23, 2010 (shared library 14.0) See the note about version numbers near the top of png.h See INSTALL for instructions on how to install libpng. Libpng comes in several distribution formats. Get libpng-*.tar.gz, -libpng-*.tar.lzma, or libpng-*.tar.bz2 if you want UNIX-style line -endings in the text files, or lpng*.7z or lpng*.zip if you want DOS-style -line endings. You can get UNIX-style line endings from the *.zip file -by using "unzip -a" but there seems to be no simple way to recover -UNIX-style line endings from the *.7z file. The *.tar.lzma file is -recommended for *NIX users instead. +libpng-*.tar.xz or libpng-*.tar.bz2 if you want UNIX-style line endings +in the text files, or lpng*.zip if you want DOS-style line endings. Version 0.89 was the first official release of libpng. Don't let the fact that it's the first release fool you. The libpng library has been in @@ -58,9 +54,9 @@ to set different actions based on whether the CRC error occurred in a critical or an ancillary chunk. The changes made to the library, and bugs fixed are based on discussions -on the png-mng-implement mailing list -and not on material submitted privately to Guy, Andreas, or Glenn. They will -forward any good suggestions to the list. +on the PNG-implement mailing list and not on material submitted +privately to Guy, Andreas, or Glenn. They will forward any good +suggestions to the list. For a detailed description on using libpng, read libpng.txt. For examples of libpng in a program, see example.c and pngtest.c. For usage @@ -81,12 +77,12 @@ compression library that is useful for more things than just PNG files. You can use zlib as a drop-in replacement for fread() and fwrite() if you are so inclined. -zlib should be available at the same place that libpng is, or at -ftp://ftp.simplesystems.org/pub/png/src/ +zlib should be available at the same place that libpng is, or at. +ftp://ftp.info-zip.org/pub/infozip/zlib You may also want a copy of the PNG specification. It is available as an RFC, a W3C Recommendation, and an ISO/IEC Standard. You can find -these at http://www.libpng.org/pub/png/pngdocs.html +these at http://www.libpng.org/pub/png/documents/ This code is currently being archived at libpng.sf.net in the [DOWNLOAD] area, and on CompuServe, Lib 20 (PNG SUPPORT) @@ -105,23 +101,24 @@ Finally, if you get any warning messages when compiling libpng fix. Please mention "libpng" somewhere in the subject line. Thanks. This release was created and will be supported by myself (of course -based in a large way on Guy's and Andreas' earlier work), and the PNG group. +based in a large way on Guy's and Andreas' earlier work), and the PNG +development group. -Send comments/corrections/commendations to png-mng-implement at lists.sf.net -(subscription required; visit +Send comments/corrections/commendations to png-mng-implement at +lists.sourceforge.net (subscription required; visit https://lists.sourceforge.net/lists/listinfo/png-mng-implement to subscribe) or to glennrp at users.sourceforge.net You can't reach Guy, the original libpng author, at the addresses -given in previous versions of this document. He and Andreas will read mail -addressed to the png-mng-implement list, however. +given in previous versions of this document. He and Andreas will +read mail addressed to the png-implement list, however. Please do not send general questions about PNG. Send them to -the (png-mng-misc at lists.sourceforge.net, subscription required, visit -https://lists.sourceforge.net/lists/listinfo/png-mng-implement to subscribe) +the (png-list at ccrc.wustl.edu, subscription required, write to +majordomo at ccrc.wustl.edu with "subscribe png-list" in your message). On the other hand, please do not send libpng questions to that address, send them to me -or to the png-mng-implement list. I'll +or to the png-implement list. I'll get them in the end anyway. If you have a question about something in the PNG specification that is related to using libpng, send it to me. Send me any questions that start with "I was using libpng, @@ -129,7 +126,7 @@ and ...". If in doubt, send questions to me. I'll bounce them to others, if necessary. Please do not send suggestions on how to change PNG. We have -been discussing PNG for twelve years now, and it is official and +been discussing PNG for nine years now, and it is official and finished. If you have suggestions for libpng, however, I'll gladly listen. Even if your suggestion is not used immediately, it may be used later. @@ -144,7 +141,6 @@ Files in this distribution: TODO => Things not implemented in the current library Y2KINFO => Statement of Y2K compliance example.c => Example code for using libpng functions - libpng-*-*-diff.txt => Diff from previous release libpng.3 => manual page for libpng (includes libpng.txt) libpng.txt => Description of libpng and its functions libpngpf.3 => manual page for libpng's private functions @@ -178,28 +174,20 @@ Files in this distribution: pngminus => Simple pnm2png and png2pnm programs pngsuite => Test images visupng => Contains a MSVC workspace for VisualPng - projects => Contains project files and workspaces for building DLL - beos => Contains a Beos workspace for building libpng - c5builder => Contains a Borland workspace for building libpng - and zlib - visualc6 => Contains a Microsoft Visual C++ (MSVC) workspace - for building libpng and zlib - netware.txt => Contains instructions for downloading a set of - project files for building libpng and zlib on - Netware. - wince.txt => Contains instructions for downloading a Microsoft - Visual C++ (Windows CD Toolkit) workspace for - building libpng and zlib on WindowsCE + projects => Contains project files and workspaces for + building a DLL + c5builder => Contains a Borland workspace for building + libpng and zlib + visualc6 => Contains a Microsoft Visual C++ (MSVC) + workspace for building libpng and zlib scripts => Directory containing scripts for building libpng: descrip.mms => VMS makefile for MMS or MMK - makefile.std => Generic UNIX makefile (cc, creates static libpng.a) + makefile.std => Generic UNIX makefile (cc, creates static + libpng.a) makefile.elf => Linux/ELF makefile symbol versioning, - gcc, creates libpng12.so.0.1.2.34) + (gcc, creates libpng14.so.14.1.4.4) makefile.linux => Linux/ELF makefile - (gcc, creates libpng12.so.0.1.2.34) - makefile.gcmmx => Linux/ELF makefile - (gcc, creates libpng12.so.0.1.2.34, - uses assembler code tuned for Intel MMX platform) + (gcc, creates libpng14.so.14.1.4.4) makefile.gcc => Generic makefile (gcc, creates static libpng.a) makefile.knr => Archaic UNIX Makefile that converts files with ansi2knr (Requires ansi2knr.c from @@ -214,18 +202,19 @@ Files in this distribution: makefile.hp64 => HPUX (10.20 and 11.00) makefile, 64 bit makefile.ibmc => IBM C/C++ version 3.x for Win32 and OS/2 (static) makefile.intel => Intel C/C++ version 4.0 and later - libpng.icc => Project file, IBM VisualAge/C++ 4.0 or later - makefile.netbsd => NetBSD/cc makefile, PNGGCCRD, makes libpng.so. - makefile.ne12bsd => NetBSD/cc makefile, PNGGCCRD, makes libpng12.so + makefile.mingw => Mingw/gcc makefile + makefile.netbsd => NetBSD/cc makefile, makes libpng.so. + makefile.ne14bsd => NetBSD/cc makefile, makes + libpng14.so makefile.openbsd => OpenBSD makefile makefile.sgi => Silicon Graphics IRIX (cc, creates static lib) makefile.sggcc => Silicon Graphics - (gcc, creates libpng12.so.0.1.2.34) + (gcc, creates libpng14.so.14.1.4.4) makefile.sunos => Sun makefile makefile.solaris => Solaris 2.X makefile - (gcc, creates libpng12.so.0.1.2.34) + (gcc, creates libpng14.so.14.1.4.4) makefile.so9 => Solaris 9 makefile - (gcc, creates libpng12.so.0.1.2.34) + (gcc, creates libpng14.so.14.1.4.4) makefile.32sunu => Sun Ultra 32-bit makefile makefile.64sunu => Sun Ultra 64-bit makefile makefile.sco => For SCO OSr5 ELF and Unixware 7 with Native cc @@ -242,25 +231,26 @@ Files in this distribution: makefile.tc3 => Turbo C 3.0 makefile makefile.dj2 => DJGPP 2 makefile makefile.msc => Microsoft C makefile - makefile.vcawin32=> makefile for Microsoft Visual C++ 5.0 and - later (uses assembler code tuned for Intel MMX - platform) makefile.vcwin32 => makefile for Microsoft Visual C++ 4.0 and later (does not use assembler code) makefile.os2 => OS/2 Makefile (gcc and emx, requires pngos2.def) - pngos2.def => OS/2 module definition file used by makefile.os2 + png32ce.def => module definition for makefile.cegccg + pngos2.def => OS/2 module definition file used by + makefile.os2 + pngwin.def => module definition file used by + makefile.cygwin and makefile.mingw makefile.watcom => Watcom 10a+ Makefile, 32-bit flat memory model makevms.com => VMS build script SCOPTIONS.ppc => Used with smakefile.ppc Good luck, and happy coding. --Glenn Randers-Pehrson (current maintainer) +-Glenn Randers-Pehrson (current maintainer, since 1998) Internet: glennrp at users.sourceforge.net -Andreas Eric Dilger (former maintainer, 1996-1997) Internet: adilger at enel.ucalgary.ca - Web: http://members.shaw.ca/adilger/ + Web: http://www-mddsp.enel.ucalgary.ca/People/adilger/ -Guy Eric Schalnat (original author and former maintainer, 1995-1996) (formerly of Group 42, Inc)