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1 | <HTML> |
2 | <HEAD> | |
3 | <TITLE> | |
4 | Changes in TIFF v3.4beta016 | |
5 | </TITLE> | |
6 | </HEAD> | |
7 | ||
8 | <BODY> | |
9 | <FONT FACE="Arial, Helvetica, Sans"> | |
10 | ||
11 | <BASEFONT SIZE=4> | |
12 | <B><FONT SIZE=+3>T</FONT>IFF <FONT SIZE=+2>C</FONT>HANGE <FONT SIZE=+2>I</FONT>NFORMATION</B> | |
13 | <BASEFONT SIZE=3> | |
14 | ||
15 | <UL> | |
16 | <HR SIZE=4 WIDTH=65% ALIGN=left> | |
17 | <B>Current Version</B>: v3.4beta016<BR> | |
18 | <B>Previous Version</B>: <A HREF=v3.4beta007.html>v3.4beta007</A><BR> | |
19 | <B>Master FTP Site</B>: <A HREF="ftp://ftp.sgi.com/graphics/tiff">ftp.sgi.com (192.48.153.1), directory graphics/tiff</A><BR> | |
20 | <HR SIZE=4 WIDTH=65% ALIGN=left> | |
21 | </UL> | |
22 | ||
23 | <P> | |
24 | This document describes the changes made to the software between the | |
25 | <I>previous</I> and <I>current</I> versions (see above). | |
26 | If you don't find something listed here, then it was not done in this | |
27 | timeframe, or it was not considered important enough to be mentioned. | |
28 | The following information is located here: | |
29 | <UL> | |
30 | <LI><A HREF="#configure">Changes in the software configuration</A> | |
31 | <LI><A HREF="#libtiff">Changes in libtiff</A> | |
32 | <LI><A HREF="#tools">Changes in the tools</A> | |
33 | <LI><A HREF="#man">Changes in the manual pages</A> | |
34 | <LI><A HREF="#html">Changes in the documentation</A> | |
35 | <LI><A HREF="#contrib">Changes in contributed software</A> | |
36 | </UL> | |
37 | ||
38 | <P><HR WIDTH=65% ALIGN=right> | |
39 | ||
40 | <A NAME="configure"><B><FONT SIZE=+3>C</FONT>HANGES IN THE SOFTWARE CONFIGURATION:</B></A> | |
41 | ||
42 | <UL> | |
43 | <LI>support was added for configuring the Deflate codec | |
44 | <LI>support was added for the HTML documentation | |
45 | <LI>codecs that are not configured for inclusion in the library | |
46 | are no longer compiled | |
47 | </UL> | |
48 | ||
49 | <P><HR WIDTH=65% ALIGN=right> | |
50 | ||
51 | <A NAME="libtiff"><B><FONT SIZE=+3>C</FONT>HANGES IN LIBTIFF:</B></A> | |
52 | ||
53 | <UL> | |
54 | <LI>support was added for registering new codecs external to the library | |
55 | and for overriding the codecs that are builtin to the library | |
56 | <LI>emulation support for the old <TT>DataType</TT> tag was improved | |
57 | <LI>suppport was added for the <TT>SMinSampleValue</TT> | |
58 | and <TT>SMaxSampleValue</TT> tags | |
59 | <LI>the library no longer ignores <TT>TileWidth</TT> and <TT>TileLength</TT> | |
60 | tags whose values are not a multiple of 16 (per the spec); this | |
61 | permits old, improperly written, images to be read | |
62 | <LI>the support for the <TT>Predictor</TT> tag was placed in a reusable | |
63 | module so that it can be shared by multiple codecs | |
64 | <LI>experimental compression support was added for the Deflate algorithm | |
65 | (using the freely available zlib package) | |
66 | <LI>a new routine, <TT>TIFFWriteBufferSetup</TT> was added a la the | |
67 | routine <TT>TIFFReadBufferSetup</TT> | |
68 | <LI>the DSO version of the library is now statically linked with the | |
69 | JPEG and Deflate libraries; this means applications that link against | |
70 | the DSO do not also need to link against these ancillary libraries | |
71 | </UL> | |
72 | ||
73 | <P><HR WIDTH=65% ALIGN=right> | |
74 | ||
75 | <A NAME="tools"><B><FONT SIZE=+3>C</FONT>HANGES IN THE TOOLS:</B></A> | |
76 | ||
77 | <UL> | |
78 | <LI>all the tools now use common code to process compress-oriented arguments | |
79 | <LI><TT>tiffdump</TT> should now compile on a Macintosh with MPW | |
80 | </UL> | |
81 | ||
82 | <P><HR WIDTH=65% ALIGN=right> | |
83 | ||
84 | <A NAME="man"><B><FONT SIZE=+3>C</FONT>HANGES IN THE MANUAL PAGES:</B></A> | |
85 | ||
86 | <UL> | |
87 | <LI>everything was updated | |
88 | </UL> | |
89 | ||
90 | <P><HR WIDTH=65% ALIGN=right> | |
91 | ||
92 | <A NAME="html"><B><FONT SIZE=+3>C</FONT>HANGES IN THE DOCUMENTATION:</B></A> | |
93 | ||
94 | <UL> | |
95 | <LI>everything was updated | |
96 | </UL> | |
97 | ||
98 | <P><HR WIDTH=65% ALIGN=right> | |
99 | ||
100 | <A NAME="contrib"><B><FONT SIZE=+3>C</FONT>HANGES IN CONTRIBUTED SOFTWARE:</B></A> | |
101 | ||
102 | <UL> | |
103 | <LI><B>contrib/dbs/xtiff</B> was made to compile | |
104 | <LI><B>contrib/mac-mpw</B> is new support for compiling the software on | |
105 | a Macintosh under MPW; consult <A HREF=build.html#Mac>the documentation</A> | |
106 | for details | |
107 | <LI><B>contrib/tags</B> is information on how to use the tag extenion | |
108 | facilities; consult | |
109 | <A HREF=../contrib/tags/README>contrib/tags/README</A> for details | |
110 | </UL> | |
111 | ||
112 | <A HREF="index.html"><IMG SRC="images/back.gif"></A> TIFF home page.<BR> | |
113 | ||
114 | <HR> | |
115 | ||
116 | <ADDRESS> | |
117 | <A HREF="sam.html">Sam Leffler</A> / <A HREF="mailto:sam@engr.sgi.com">sam@engr.sgi.com</A> | |
118 | Last updated $Date: 1999/08/09 20:21:21 $. | |
119 | </ADDRESS> | |
120 | ||
121 | </BODY> | |
122 | </HTML> |