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<HTML>
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<HEAD>
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<TITLE>
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	Changes in TIFF v3.7.1
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</TITLE>
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</HEAD>
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<BODY BGCOLOR=white>
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<FONT FACE="Helvetica, Arial, Sans">
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<FONT FACE="Helvetica, Arial, Sans">
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<BASEFONT SIZE=4>
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<FONT SIZE=+3>T</FONT>IFF <FONT SIZE=+2>C</FONT>HANGE <FONT SIZE=+2>I</FONT>NFORMATION
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<BASEFONT SIZE=3>
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    Current Version: v3.7.1
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    Previous Version: v3.7.0
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    Master FTP Site:
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    download.osgeo.org, directory pub/libtiff
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    Master HTTP Site:
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    http://www.simplesystems.org/libtiff/
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    This document describes the changes made to the software between the
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    previous and current versions (see above).
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    If you don't find something listed here, then it was not done in this
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    timeframe, or it was not considered important enough to be mentioned.
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    The following information is located here:
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    • Major Changes
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    • Changes in the software configuration
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    • Changes in libtiff
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    • Changes in the tools
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    • Changes in the contrib area
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      <FONT SIZE=+3>M</FONT>AJOR CHANGES:
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      •  This is mostly bugfix release. Most important fix is the one
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        	related to wrong custom tag read/write code.
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        <FONT SIZE=+3>C</FONT>HANGES IN THE SOFTWARE CONFIGURATION:
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        •  autogen.sh: aclocal and autoheader should be executed after
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          	libtoolize.  Also add '-I .' to aclocal invocation to check
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          	current directory for macros.
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        •  nmake.opt: Link with the user32.lib in windowed mode. As per bug
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          		http://bugzilla.remotesensing.org/show_bug.cgi?id=697
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        •  nmake.opt, makefile.vc: make it easier to rename the libtiff DLL.
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        •  configure, configure.ac: Added --enable-rpath option to embed
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          	linker paths into library binary.
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          <FONT SIZE=+3>C</FONT>HANGES IN LIBTIFF:
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          •  tiff.h: Revert back libtiff data type definitions as per
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            	bug
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            	http://bugzilla.remotesensing.org/show_bug.cgi?id=687
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          •  tif_dirread.c: Do not forget about TIFF_VARIABLE2 when
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            	checking for tag count in TIFFReadDirectory() function. As per bug
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            	http://bugzilla.remotesensing.org/show_bug.cgi?id=713
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          •  tif_getimage.c: Support for multiple-alpha-channelled
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            	RGB-images as per bug
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            	http://bugzilla.remotesensing.org/show_bug.cgi?id=718
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          •  tif_getimage.c: #define A1 bracketing for clean build on
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            	SunPro compiler.
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          •  tif_dirwrite.c: Always write TIFFTAG_SUBIFD using LONG type
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            	as per bugs
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            	http://bugzilla.remotesensing.org/show_bug.cgi?id=703 and
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            	http://bugzilla.remotesensing.org/show_bug.cgi?id=704.
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          •  tif_win32.c: Use char* strings instead of TCHAR in windowed
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            	mode as per bug
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            	http://bugzilla.remotesensing.org/show_bug.cgi?id=697
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          •  tif_dir.c, tif_dirread.c: Remove TIFFReassignTagToIgnore()
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            	call from the TIFFReadDirectory() function. TIFFReassignTagToIgnore
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            	must be removed in the future, as it was never used properly. As per
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            	bug
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            	http://bugzilla.remotesensing.org/show_bug.cgi?id=692
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          •  tif_jpeg.c: Added a work-around in order to allow
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            	compilation with the heavily modified version of libjpeg delivered
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            	with Cygwin.
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          •  tif_dir.c: Properly handle tags, which have the uint32
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            	counts. As per bug
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            	http://bugzilla.remotesensing.org/show_bug.cgi?id=693
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          •  tif_unix.c: Make UNIX module compilable (and usable)
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            	on Windows.
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          •  tiff.h: Added Adobe DNG tags.
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          •  tif_aux.c: Set the appropriate ReferenceBlackWhite array for
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            	YCbCr image which lacks that tag (noted by Hans Petter Selasky).
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          •  tif_color.c: Division by zero fixed (Hans Petter Selasky).
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          •  tif_stream.cxx, tiffio.h: Added C++ stream interface
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            	contributed by Edward Lam (see
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            		http://bugzilla.remotesensing.org/show_bug.cgi?id=654
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            	for details). Those who want to use C++ streams should
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            	#include <tiffio.hxx>.
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          •  tif_open.c: Removed close() in TIFFClientOpen() if file
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            	is bad. This is the callers responsibility.
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            	http://bugzilla.remotesensing.org/show_bug.cgi?id=651
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          •  tiffio.h, tif_win32.c, libtiff.def}: Added TIFFOpenW()
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            	function to work with the double byte strings (used to represent
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            	filenames in some locales). As per bug
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            	http://bugzilla.remotesensing.org/show_bug.cgi?id=625
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          •  tif_dirread.c: Fixed problem when fetching BitsPerSample and
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            	Compression tags of type LONG from broken TIFFS as per bug
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            	http://bugzilla.remotesensing.org/show_bug.cgi?id=662
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          •  tif_dirinfo.c: Fixed definition for TIFFTAG_RICHTIFFIPTC,
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            	the writecount should have uint32 type. As per bug
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            	http://bugzilla.remotesensing.org/show_bug.cgi?id=662
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          •  tif_write.c: Fixed wrong if() statement in
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            	TIFFAppendToStrip() function as per bug
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            		http://bugzilla.remotesensing.org/show_bug.cgi?id=660
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          •  tif_dirinfo.c: Change definition for TIFFTAG_EXTRASAMPLES
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            	field. The caller should supply a count when setting this field. As
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            	per bug
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            		http://bugzilla.remotesensing.org/show_bug.cgi?id=648.
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          •  tif_jpeg.c, tif_ojpeg.c: TIFFTAG_JPEGTABLES should have
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            	uint32 count. Use this type everywhere.
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          •  tif_next.c: avoid use of u_long and u_char types.
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          •  tif_fax3.c: Fixed case with the wrong decode routines
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            	choosing when the incorrect Group4Options tag set. As per bug
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            		http://bugzilla.remotesensing.org/show_bug.cgi?id=323
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          •  tif_dirwrite.c: Fixed problem with passing count variable of
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            	wrong type when writing the TIFF_BYTE/TIFF_SBYTE tags in
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            	TIFFWriteNormalTag().
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          •  tif_compress.c: Zero division problem fixed (Vladimir Nadvornik,
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            	Dmitry V. Levin).
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            <FONT SIZE=+3>C</FONT>HANGES IN THE TOOLS:
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            •  fax2ps.c: Be able to extract the first page (#0). As per bug
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              	http://bugzilla.remotesensing.org/show_bug.cgi?id=690
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            •  tiff2ps.c: Fixed wrong variable data type when read Position
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              	tags (Tristan Hill).
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            •  tiff2ps.c: Fixed wrong variable data type when read Resolution
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              	tags (Peter Fales).
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            •  tiffset.c: Check the malloc return value (Dmitry V. Levin).
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              <FONT SIZE=+3>C</FONT>HANGES IN THE CONTRIB AREA:
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            •  No changes.
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              Last updated $Date: 2016-09-25 20:05:45 $.
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