10ef31e1fSMike Welles<HTML> 20ef31e1fSMike Welles<HEAD> 30ef31e1fSMike Welles<TITLE> 40ef31e1fSMike WellesChanges in TIFF v3.4beta024 50ef31e1fSMike Welles</TITLE> 60ef31e1fSMike Welles</HEAD> 70ef31e1fSMike Welles 80ef31e1fSMike Welles<BODY> 9dcb05556SMike Welles<FONT FACE="Arial, Helvetica, Sans"> 100ef31e1fSMike Welles 110ef31e1fSMike Welles<BASEFONT SIZE=4> 120ef31e1fSMike Welles<B><FONT SIZE=+3>T</FONT>IFF <FONT SIZE=+2>C</FONT>HANGE <FONT SIZE=+2>I</FONT>NFORMATION</B> 130ef31e1fSMike Welles<BASEFONT SIZE=3> 140ef31e1fSMike Welles 150ef31e1fSMike Welles<UL> 160ef31e1fSMike Welles<HR SIZE=4 WIDTH=65% ALIGN=left> 170ef31e1fSMike Welles<B>Current Version</B>: v3.4beta024<BR> 180ef31e1fSMike Welles<B>Previous Version</B>: <A HREF=v3.4beta018.html>v3.4beta018</A><BR> 190ef31e1fSMike Welles<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> 200ef31e1fSMike Welles<HR SIZE=4 WIDTH=65% ALIGN=left> 210ef31e1fSMike Welles</UL> 220ef31e1fSMike Welles 230ef31e1fSMike Welles<P> 240ef31e1fSMike WellesThis document describes the changes made to the software between the 250ef31e1fSMike Welles<I>previous</I> and <I>current</I> versions (see above). 260ef31e1fSMike WellesIf you don't find something listed here, then it was not done in this 270ef31e1fSMike Wellestimeframe, or it was not considered important enough to be mentioned. 280ef31e1fSMike WellesThe following information is located here: 290ef31e1fSMike Welles<UL> 300ef31e1fSMike Welles<LI><A HREF="#configure">Changes in the software configuration</A> 310ef31e1fSMike Welles<LI><A HREF="#libtiff">Changes in libtiff</A> 320ef31e1fSMike Welles<LI><A HREF="#tools">Changes in the tools</A> 330ef31e1fSMike Welles<LI><A HREF="#man">Changes in the manual pages</A> 340ef31e1fSMike Welles<LI><A HREF="#contrib">Changes in the contributed software</A> 350ef31e1fSMike Welles</UL> 360ef31e1fSMike Welles 370ef31e1fSMike Welles<P><HR WIDTH=65% ALIGN=right> 380ef31e1fSMike Welles 390ef31e1fSMike Welles<A NAME="configure"><B><FONT SIZE=+3>C</FONT>HANGES IN THE SOFTWARE CONFIGURATION:</B></A> 400ef31e1fSMike Welles 410ef31e1fSMike Welles<UL> 420ef31e1fSMike Welles<LI>It is now possible to setup the software to build only the 430ef31e1fSMike Welles library; configure reconizes this is the intent when the 440ef31e1fSMike Welles <B>VERSION</B>, <B>tiff.alpha</B>, and <B>tif_version.c</B> 450ef31e1fSMike Welles files are in the local directory (i.e. ``.'') 460ef31e1fSMike Welles<LI>configure no longer tries to setup HTML materials 470ef31e1fSMike Welles<LI>include file directories needed in building the library are now 480ef31e1fSMike Welles specified with a <TT>DIRS_LIBINC</TT> config parameter 490ef31e1fSMike Welles<LI>configure no longer checks for alternate compilers if <TT>CC</TT> 500ef31e1fSMike Welles is set; if the specified compiler is not found or is not appropriate 510ef31e1fSMike Welles the configuration procedure aborts 520ef31e1fSMike Welles<LI>the <B>port.h</B> file generated by configure is now used only by 530ef31e1fSMike Welles the library and as such as have been moved to the <B>libtiff</B> 540ef31e1fSMike Welles directory 550ef31e1fSMike Welles<LI>there is beginning support for building DSO's on systems other than IRIX 560ef31e1fSMike Welles<LI>configure now verifies the JPEG and zlib directory pathnames by 570ef31e1fSMike Welles checking for well-known include files in these directories 580ef31e1fSMike Welles<LI>configure no longer creates the <B>dist</B> directory needed only 590ef31e1fSMike Welles on SGI machines (for building SGI binary distributions) 600ef31e1fSMike Welles<LI>a bug was fixed whereby configure would incorrectly set 610ef31e1fSMike Welles <TT>ENVOPTS</TT> when building the software with gcc under AIX 620ef31e1fSMike Welles</UL> 630ef31e1fSMike Welles 640ef31e1fSMike Welles<P><HR WIDTH=65% ALIGN=right> 650ef31e1fSMike Welles 660ef31e1fSMike Welles<A NAME="libtiff"><B><FONT SIZE=+3>C</FONT>HANGES IN LIBTIFF:</B></A> 670ef31e1fSMike Welles 680ef31e1fSMike Welles<UL> 690ef31e1fSMike Welles<LI>two new typedefs were added to <B>tiff.h</TT>: <TT>int8</TT> 700ef31e1fSMike Welles and <TT>uint8</TT> for signed and unsigned 8-bit quantities, 710ef31e1fSMike Welles respectively; these are currently used only by 720ef31e1fSMike Welles programs in the <B>tools</B> directory 730ef31e1fSMike Welles<LI>the <TT>BadFaxLines</TT>, <TT>CleanFaxData</TT>, and 740ef31e1fSMike Welles <TT>ConsecutiveBadFaxLines</B> tags are now supported with 750ef31e1fSMike Welles Group 4 compression 760ef31e1fSMike Welles<LI>byte order is now correctly identified on 64-bit machines 770ef31e1fSMike Welles<LI>a bug was fixed in the PackBits decoder where input data would 780ef31e1fSMike Welles appear short when a no-op run was present 790ef31e1fSMike Welles<LI>a bug was fixed in calculations with very wide strips 800ef31e1fSMike Welles<LI><TT>TIFFWriteEncodedStrip</TT> and <TT>TIFFWriteRawStrip</TT> 810ef31e1fSMike Welles were extended to support dynamically growing the number of 820ef31e1fSMike Welles strips in an image (must set <TT>ImageLength</TT> prior to 830ef31e1fSMike Welles making calls though) 840ef31e1fSMike Welles<LI><TT>TIFFDefaultTileSize</TT> now rounds tile width and height 850ef31e1fSMike Welles up to a multiple of 16 pixels, as required by the TIFF 6.0 specification 860ef31e1fSMike Welles<LI>the file <B>version.h</B> is now built by a new <B>mkversion</B> 870ef31e1fSMike Welles program; this was done for portability to non-UNIX systems 880ef31e1fSMike Welles<LI>support was added for the Acorn RISC OS (from Peter Greenham) 890ef31e1fSMike Welles<LI>the builtin codec table is now made <TT>const</TT> when compiling 900ef31e1fSMike Welles under VMS so that <B>libtiff</B> can be built as a shared library 910ef31e1fSMike Welles<LI>support for the PowerPC Mac (from Ruedi Boesch) 920ef31e1fSMike Welles<LI>support for Window NT/Window 95 (from Scott Wagner) 930ef31e1fSMike Welles</UL> 940ef31e1fSMike Welles 950ef31e1fSMike Welles<P><HR WIDTH=65% ALIGN=right> 960ef31e1fSMike Welles 970ef31e1fSMike Welles<A NAME="tools"><B><FONT SIZE=+3>C</FONT>HANGES IN THE TOOLS:</B></A> 980ef31e1fSMike Welles 990ef31e1fSMike Welles<UL> 1000ef31e1fSMike Welles<LI>the tools no longer include <B>port.h</B> 1010ef31e1fSMike Welles<LI>various portability fixes; mostly to eliminate implicit assumptions 1020ef31e1fSMike Welles about how long <TT>int32</TT> data types are 1030ef31e1fSMike Welles<LI>PostScript Level II additions to <TT>tiff2ps</TT> from Bjorn Brox 1040ef31e1fSMike Welles<LI><TT>sgi2tiff</TT> now handles RGBA images 1050ef31e1fSMike Welles</UL> 1060ef31e1fSMike Welles 1070ef31e1fSMike Welles<P><HR WIDTH=65% ALIGN=right> 1080ef31e1fSMike Welles 1090ef31e1fSMike Welles<A NAME="man"><B><FONT SIZE=+3>C</FONT>HANGES IN THE MANUAL PAGES:</B></A> 1100ef31e1fSMike Welles 1110ef31e1fSMike Welles<UL> 1120ef31e1fSMike Welles<LI>the documentation has been updated to reflect the current state of 1130ef31e1fSMike Welles the software 1140ef31e1fSMike Welles<LI>some routines have been moved to different manual pages 1150ef31e1fSMike Welles to group like-routines together 1160ef31e1fSMike Welles</UL> 1170ef31e1fSMike Welles 1180ef31e1fSMike Welles<P><HR WIDTH=65% ALIGN=right> 1190ef31e1fSMike Welles 1200ef31e1fSMike Welles<A NAME="contrib"><B><FONT SIZE=+3>C</FONT>HANGES IN THE CONTRIBUTED SOFTWARE:</B></A> 1210ef31e1fSMike Welles 1220ef31e1fSMike Welles<UL> 1230ef31e1fSMike Welles<LI>support was added for the Acorn RISC OS (from Peter Greenham) 1240ef31e1fSMike Welles<LI>support for Windows NT/Windows 95 contributed for a previous 1250ef31e1fSMike Welles version of this software was sort of incorporated (it's broken 1260ef31e1fSMike Welles right now) (from Scott Wagner) 1270ef31e1fSMike Welles</UL> 1280ef31e1fSMike Welles 1290ef31e1fSMike Welles<A HREF="index.html"><IMG SRC="images/back.gif"></A> TIFF home page.<BR> 1300ef31e1fSMike Welles 1310ef31e1fSMike Welles<HR> 1320ef31e1fSMike Welles 1330ef31e1fSMike Welles<ADDRESS> 1340ef31e1fSMike Welles<A HREF="sam.html">Sam Leffler</A> / <A HREF="mailto:[email protected]">[email protected]</A> 135*d4dd6cccSBob FriesenhahnLast updated $Date: 2016-09-25 20:05:45 $. 1360ef31e1fSMike Welles</ADDRESS> 1370ef31e1fSMike Welles 1380ef31e1fSMike Welles</BODY> 1390ef31e1fSMike Welles</HTML> 140
