1<HTML> 2<HEAD> 3<TITLE> 4 Changes in TIFF v3.7.4 5</TITLE> 6</HEAD> 7 8<BODY BGCOLOR=white> 9<FONT FACE="Helvetica, Arial, Sans"> 10<FONT FACE="Helvetica, Arial, Sans"> 11 12<BASEFONT SIZE=4> 13<B><FONT SIZE=+3>T</FONT>IFF <FONT SIZE=+2>C</FONT>HANGE <FONT SIZE=+2>I</FONT>NFORMATION</B> 14<BASEFONT SIZE=3> 15 16<UL> 17<HR SIZE=4 WIDTH=65% ALIGN=left> 18<B>Current Version</B>: v3.7.3<BR> 19<B>Previous Version</B>: <A HREF=v3.7.3.html>v3.7.3</a><BR> 20<B>Master FTP Site</B>: <A HREF="ftp://ftp.remotesensing.org/pub/libtiff"> 21ftp.remotesensing.org</a>, directory pub/libtiff</A><BR> 22<B>Master HTTP Site</B>: <A HREF="http://www.remotesensing.org/libtiff"> 23http://www.remotesensing.org/libtiff</a> 24<HR SIZE=4 WIDTH=65% ALIGN=left> 25</UL> 26 27<P> 28This document describes the changes made to the software between the 29<I>previous</I> and <I>current</I> versions (see above). 30If you don't find something listed here, then it was not done in this 31timeframe, or it was not considered important enough to be mentioned. 32The following information is located here: 33<UL> 34<LI><A HREF="#hightlights">Major Changes</A> 35<LI><A HREF="#configure">Changes in the software configuration</A> 36<LI><A HREF="#libtiff">Changes in libtiff</A> 37<LI><A HREF="#tools">Changes in the tools</A> 38<LI><A HREF="#contrib">Changes in the contrib area</A> 39</UL> 40<p> 41<P><HR WIDTH=65% ALIGN=left> 42 43<!---------------------------------------------------------------------------> 44 45<A NAME="highlights"><B><FONT SIZE=+3>M</FONT>AJOR CHANGES:</B></A> 46 47<UL> 48 <li> Replace runtime endianess check with the compile time one. 49 50 <li> Added support for the new predictor type (floating point 51 predictor), defined at the TIFF Technical Note 3. 52 53 <li> Added Support for custom tags, passed by value. 54 Added support for all DNG tags. 55</UL> 56 57 58<P><HR WIDTH=65% ALIGN=left> 59<!---------------------------------------------------------------------------> 60 61<A NAME="configure"><B><FONT SIZE=+3>C</FONT>HANGES IN THE SOFTWARE CONFIGURATION:</B></A> 62 63<UL> 64 <li> Applied patch from Patrick Welche (all scripts moved in the 65 'config' and 'm4' directories). 66 67 <li> SConstruct, libtiff/SConstruct: Added the first very preliminary 68 support for SCons software building tool (http://www.scons.org/). 69 This is experimental infrastructure and it will exist along with the 70 autotools stuff. 71 72 <li> port/lfind.c: Added lfind() replacement module. 73</UL> 74 75<P><HR WIDTH=65% ALIGN=left> 76 77<!---------------------------------------------------------------------------> 78 79<A NAME="libtiff"><B><FONT SIZE=+3>C</FONT>HANGES IN LIBTIFF:</B></A> 80 81<UL> 82 <li> tif_dir.c: When prefreeing tv->value in TIFFSetFieldV 83 also set it to NULL to avoid double free when re-setting custom 84 string fields as per: 85 <a href="http://bugzilla.remotesensing.org/show_bug.cgi?id=922"> 86 http://bugzilla.remotesensing.org/show_bug.cgi?id=922</a> 87 88 <li> tif_dir.c: Fixed up support for swapping "double complex" 89 values (128 bits as 2 64 bits doubles). GDAL gcore tests now 90 pass on bigendian (macosx) system. 91 92 <li> libtiff/{tif_dirread.c, tif_dirinfo.c}: Do not upcast BYTEs to 93 SHORTs in the TIFFFetchByteArray(). Remove TIFFFetchExtraSamples() 94 function, use TIFFFetchNormalTag() instead as per bug 95 <a href="http://bugzilla.remotesensing.org/show_bug.cgi?id=831"> 96 http://bugzilla.remotesensing.org/show_bug.cgi?id=831</a> 97 98 Remove TIFFFetchExtraSamples() function, use TIFFFetchNormalTag() 99 instead. 100 101 <li> tif_print.c: Fixed printing of the BYTE and SBYTE arrays. 102 103 <li> tif_write.c: Do not check the PlanarConfiguration field in 104 the TIFFWriteCheck() function in case of single band images (as per 105 TIFF spec). 106 107 <li> libtiff/{tif_dir.c, tif_dir.h, tif_dirinfo.c, tif_print.c}: 108 Make FieldOfViewCotangent, MatrixWorldToScreen, MatrixWorldToCamera, 109 ImageFullWidth, ImageFullLength and PrimaryChromaticities tags custom. 110</UL> 111 112<P><HR WIDTH=65% ALIGN=left> 113 114<!--------------------------------------------------------------------------> 115 116<A NAME="tools"><B><FONT SIZE=+3>C</FONT>HANGES IN THE TOOLS:</B></A> 117 118<UL> 119 <li> tiffcp.c: Fixed WhitePoint tag copying. 120</UL> 121 122<P><HR WIDTH=65% ALIGN=left> 123 124<!---------------------------------------------------------------------------> 125 126<A NAME="contrib"><B><FONT SIZE=+3>C</FONT>HANGES IN THE CONTRIB AREA:</B></A> 127 128<UL> 129 <li> tiffdump.c: Added support for TIFF_IFD datatype. 130 131 <li> addtiffo/{tif_overview.c, tif_ovrcache.c, tif_ovrcache.h}: 132 Make overviews working for contiguous images. 133 134</UL> 135 136Last updated $Date: 2005-09-12 13:49:01 $. 137 138</BODY> 139</HTML> 140