10ef31e1fSMike Welles<HTML> 20ef31e1fSMike Welles<HEAD> 30ef31e1fSMike Welles<TITLE> 40ef31e1fSMike WellesChanges in TIFF v3.4beta007 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>: v3.4beta007<BR> 180ef31e1fSMike Welles<B>Previous Version</B>: v3.4beta004<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="#port">Changes in the portability support</A> 330ef31e1fSMike Welles<LI><A HREF="#tools">Changes in the tools</A> 340ef31e1fSMike Welles</UL> 350ef31e1fSMike Welles 360ef31e1fSMike Welles<P><HR WIDTH=65% ALIGN=right> 370ef31e1fSMike Welles 380ef31e1fSMike Welles<A NAME="configure"><B><FONT SIZE=+3>C</FONT>HANGES IN THE SOFTWARE CONFIGURATION:</B></A> 390ef31e1fSMike Welles 400ef31e1fSMike Welles<UL> 410ef31e1fSMike Welles<LI>bit order was corrected for Pentium systems 420ef31e1fSMike Welles<LI>a new define, <TT>HOST_BIGENDIAN</TT>, was added for code that 430ef31e1fSMike Welles wants to statically use information about native cpu byte order 440ef31e1fSMike Welles</UL> 450ef31e1fSMike Welles 460ef31e1fSMike Welles<P><HR WIDTH=65% ALIGN=right> 470ef31e1fSMike Welles 480ef31e1fSMike Welles<A NAME="libtiff"><B><FONT SIZE=+3>C</FONT>HANGES IN LIBTIFF:</B></A> 490ef31e1fSMike Welles 500ef31e1fSMike Welles<UL> 510ef31e1fSMike Welles<LI>the G3/G4 decoder was replaced by a new one that is faster and 520ef31e1fSMike Welles has smaller state tables 530ef31e1fSMike Welles<LI>Niles Ritter's client tag extension hooks were added 540ef31e1fSMike Welles<LI>a new routine <TT>TIFFCurrentDirOffset</TT> was added for 550ef31e1fSMike Welles applications that want to find out the file offset of a TIFF directory 560ef31e1fSMike Welles<LI>the calculation of the number of strips in an image was corected 570ef31e1fSMike Welles for images with certain esoteric configurations 580ef31e1fSMike Welles<LI>a potential memory leak (very unlikely) was plugged 590ef31e1fSMike Welles<LI>the <TT>TIFFReadRGBAImage</TT> support was completely rewritten 600ef31e1fSMike Welles and new, more flexible support was added for reading images into 610ef31e1fSMike Welles a fixed-format raster 620ef31e1fSMike Welles<LI>YCbCr to RGB conversion done in the <TT>TIFFReadRGBAImage</TT> support 630ef31e1fSMike Welles was optimized 640ef31e1fSMike Welles<LI>a bug in JPEG support calculation of strip size was corrected 650ef31e1fSMike Welles<LI>the LZW decoder was changed to initialize the code table to zero 660ef31e1fSMike Welles to lessen potential problems that arise when invalid data is decoded 670ef31e1fSMike Welles<LI><B>tiffcomp.h</B> is now aware of OS/2 680ef31e1fSMike Welles<LI>some function prototypes in <B>tiffio.h</B> and <B>tiffiop.h</B> 690ef31e1fSMike Welles that contained parameter 700ef31e1fSMike Welles names have been changed to avoid complaints from certain compilers 710ef31e1fSMike Welles</UL> 720ef31e1fSMike Welles 730ef31e1fSMike Welles<P><HR WIDTH=65% ALIGN=right> 740ef31e1fSMike Welles 750ef31e1fSMike Welles<A NAME="port"><B><FONT SIZE=+3>C</FONT>HANGES IN THE PORTABILITY SUPPORT:</B></A> 760ef31e1fSMike Welles 770ef31e1fSMike Welles<UL> 780ef31e1fSMike Welles<LI><B>Makefile.in</B> has been corrected to use the parameters 790ef31e1fSMike Welles chosen by the configure script 800ef31e1fSMike Welles</UL> 810ef31e1fSMike Welles 820ef31e1fSMike Welles<P><HR WIDTH=65% ALIGN=right> 830ef31e1fSMike Welles 840ef31e1fSMike Welles<A NAME="tools"><B><FONT SIZE=+3>C</FONT>HANGES IN THE TOOLS:</B></A> 850ef31e1fSMike Welles 860ef31e1fSMike Welles<UL> 870ef31e1fSMike Welles<LI><TT>fax2ps</TT> has been rewritten and moved over from the user 880ef31e1fSMike Welles contributed software 890ef31e1fSMike Welles<LI>an uninitialized variable in <TT>pal2rgb</TT> has been fixed 900ef31e1fSMike Welles<LI><TT>ras2tiff</TT> now converts 24-bit RGB raster data so that 910ef31e1fSMike Welles samples are written in the proper order 920ef31e1fSMike Welles<LI><TT>tiff2ps</TT> has been updated to include fixes 930ef31e1fSMike Welles and enhancements from Alberto Accomazzi 940ef31e1fSMike Welles<LI><TT>tiffcp</TT> now has a <TT>-o</TT> option to select a directory 950ef31e1fSMike Welles by file offset 960ef31e1fSMike Welles<LI><TT>tiffinfo</TT> is now capable of displaying the raw undecoded 970ef31e1fSMike Welles image data in a file 980ef31e1fSMike Welles<LI><TT>tiffgt</TT> has been rewritten to use the new <TT>TIFFRGBAImage</TT> 990ef31e1fSMike Welles support and to handle multiple files 1000ef31e1fSMike Welles</UL> 1010ef31e1fSMike Welles 1020ef31e1fSMike Welles<A HREF="index.html"><IMG SRC="images/back.gif"></A> TIFF home page.<BR> 1030ef31e1fSMike Welles 1040ef31e1fSMike Welles<HR> 1050ef31e1fSMike Welles 1060ef31e1fSMike Welles<ADDRESS> 1070ef31e1fSMike Welles<A HREF="sam.html">Sam Leffler</A> / <A HREF="mailto:[email protected]">[email protected]</A> 108*d4dd6cccSBob FriesenhahnLast updated $Date: 2016-09-25 20:05:45 $. 1090ef31e1fSMike Welles</ADDRESS> 1100ef31e1fSMike Welles 1110ef31e1fSMike Welles</BODY> 1120ef31e1fSMike Welles</HTML> 113
