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annotate deps/Platinum/ThirdParty/Neptune/ThirdParty/zlib-1.2.3/README @ 9:05c88622db6b default tip

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- Adhoc transcoder now doesn't rely on Platinum - Moved the adhoc transcoder to the main source tree; it can be moved back into test once it's more stable
author fraserofthenight
date Tue, 14 Jul 2009 22:04:05 -0700
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1 ZLIB DATA COMPRESSION LIBRARY
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2
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3 zlib 1.2.3 is a general purpose data compression library. All the code is
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4 thread safe. The data format used by the zlib library is described by RFCs
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5 (Request for Comments) 1950 to 1952 in the files
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6 http://www.ietf.org/rfc/rfc1950.txt (zlib format), rfc1951.txt (deflate format)
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7 and rfc1952.txt (gzip format). These documents are also available in other
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8 formats from ftp://ftp.uu.net/graphics/png/documents/zlib/zdoc-index.html
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9
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10 All functions of the compression library are documented in the file zlib.h
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11 (volunteer to write man pages welcome, contact zlib@gzip.org). A usage example
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12 of the library is given in the file example.c which also tests that the library
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13 is working correctly. Another example is given in the file minigzip.c. The
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14 compression library itself is composed of all source files except example.c and
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15 minigzip.c.
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16
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17 To compile all files and run the test program, follow the instructions given at
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18 the top of Makefile. In short "make test; make install" should work for most
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19 machines. For Unix: "./configure; make test; make install". For MSDOS, use one
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20 of the special makefiles such as Makefile.msc. For VMS, use make_vms.com.
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21
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22 Questions about zlib should be sent to <zlib@gzip.org>, or to Gilles Vollant
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23 <info@winimage.com> for the Windows DLL version. The zlib home page is
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24 http://www.zlib.org or http://www.gzip.org/zlib/ Before reporting a problem,
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25 please check this site to verify that you have the latest version of zlib;
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26 otherwise get the latest version and check whether the problem still exists or
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27 not.
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28
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29 PLEASE read the zlib FAQ http://www.gzip.org/zlib/zlib_faq.html before asking
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30 for help.
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31
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32 Mark Nelson <markn@ieee.org> wrote an article about zlib for the Jan. 1997
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33 issue of Dr. Dobb's Journal; a copy of the article is available in
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34 http://dogma.net/markn/articles/zlibtool/zlibtool.htm
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35
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36 The changes made in version 1.2.3 are documented in the file ChangeLog.
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37
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38 Unsupported third party contributions are provided in directory "contrib".
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39
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40 A Java implementation of zlib is available in the Java Development Kit
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41 http://java.sun.com/j2se/1.4.2/docs/api/java/util/zip/package-summary.html
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42 See the zlib home page http://www.zlib.org for details.
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43
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44 A Perl interface to zlib written by Paul Marquess <pmqs@cpan.org> is in the
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45 CPAN (Comprehensive Perl Archive Network) sites
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46 http://www.cpan.org/modules/by-module/Compress/
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47
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48 A Python interface to zlib written by A.M. Kuchling <amk@amk.ca> is
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49 available in Python 1.5 and later versions, see
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50 http://www.python.org/doc/lib/module-zlib.html
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51
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52 A zlib binding for TCL written by Andreas Kupries <a.kupries@westend.com> is
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53 availlable at http://www.oche.de/~akupries/soft/trf/trf_zip.html
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54
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55 An experimental package to read and write files in .zip format, written on top
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56 of zlib by Gilles Vollant <info@winimage.com>, is available in the
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57 contrib/minizip directory of zlib.
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58
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59
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60 Notes for some targets:
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61
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62 - For Windows DLL versions, please see win32/DLL_FAQ.txt
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63
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64 - For 64-bit Irix, deflate.c must be compiled without any optimization. With
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65 -O, one libpng test fails. The test works in 32 bit mode (with the -n32
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66 compiler flag). The compiler bug has been reported to SGI.
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67
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68 - zlib doesn't work with gcc 2.6.3 on a DEC 3000/300LX under OSF/1 2.1 it works
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69 when compiled with cc.
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70
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71 - On Digital Unix 4.0D (formely OSF/1) on AlphaServer, the cc option -std1 is
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72 necessary to get gzprintf working correctly. This is done by configure.
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73
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74 - zlib doesn't work on HP-UX 9.05 with some versions of /bin/cc. It works with
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75 other compilers. Use "make test" to check your compiler.
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76
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77 - gzdopen is not supported on RISCOS, BEOS and by some Mac compilers.
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78
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79 - For PalmOs, see http://palmzlib.sourceforge.net/
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80
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81 - When building a shared, i.e. dynamic library on Mac OS X, the library must be
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82 installed before testing (do "make install" before "make test"), since the
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83 library location is specified in the library.
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84
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85
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86 Acknowledgments:
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87
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88 The deflate format used by zlib was defined by Phil Katz. The deflate
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89 and zlib specifications were written by L. Peter Deutsch. Thanks to all the
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90 people who reported problems and suggested various improvements in zlib;
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91 they are too numerous to cite here.
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92
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93 Copyright notice:
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94
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95 (C) 1995-2004 Jean-loup Gailly and Mark Adler
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96
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97 This software is provided 'as-is', without any express or implied
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98 warranty. In no event will the authors be held liable for any damages
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99 arising from the use of this software.
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100
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101 Permission is granted to anyone to use this software for any purpose,
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102 including commercial applications, and to alter it and redistribute it
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103 freely, subject to the following restrictions:
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104
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105 1. The origin of this software must not be misrepresented; you must not
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106 claim that you wrote the original software. If you use this software
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107 in a product, an acknowledgment in the product documentation would be
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108 appreciated but is not required.
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109 2. Altered source versions must be plainly marked as such, and must not be
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110 misrepresented as being the original software.
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111 3. This notice may not be removed or altered from any source distribution.
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112
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113 Jean-loup Gailly Mark Adler
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114 jloup@gzip.org madler@alumni.caltech.edu
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115
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116 If you use the zlib library in a product, we would appreciate *not*
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117 receiving lengthy legal documents to sign. The sources are provided
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118 for free but without warranty of any kind. The library has been
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119 entirely written by Jean-loup Gailly and Mark Adler; it does not
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120 include third-party code.
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121
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122 If you redistribute modified sources, we would appreciate that you include
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123 in the file ChangeLog history information documenting your changes. Please
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124 read the FAQ for more information on the distribution of modified source
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125 versions.