libtiff: upgrade to 4.7.1

Author: Grok Compression

thirdparty/libtiff/ChangeLog

@@ -44,7 +44,7 @@ Notes on releasing.
 3. Create doc/releases/vX.X.rst and add it to git with 'git add doc/releases/vX.X.rst'.
    Update doc/releases/index.rst to point to the new file
    Take ChangeLog entries and rst-ify in there.
-   Easist thing to do is take doc/releases/vX.(X-1).rst and use it as a template.
+   Easiest thing to do is take doc/releases/vX.(X-1).rst and use it as a template.
 
 4. Add vX.X.rst file to the list of 'rst_sources' files in the doc/Makefile.am.
 

thirdparty/libtiff/HOWTO-RELEASE

@@ -21,3 +21,29 @@ OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
 WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF 
 LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE 
 OF THIS SOFTWARE.
+
+# Lempel-Ziv & Welch Compression (tif_lzw.c) license
+The code of tif_lzw.c is derived from the compress program whose code is
+derived from software contributed to Berkeley by James A. Woods,
+derived from original work by Spencer Thomas and Joseph Orost.
+
+The original Berkeley copyright notice appears below in its entirety:
+
+Copyright (c) 1985, 1986 The Regents of the University of California.
+All rights reserved.
+
+This code is derived from software contributed to Berkeley by
+James A. Woods, derived from original work by Spencer Thomas
+and Joseph Orost.
+
+Redistribution and use in source and binary forms are permitted
+provided that the above copyright notice and this paragraph are
+duplicated in all such forms and that any documentation,
+advertising materials, and other materials related to such
+distribution and use acknowledge that the software was developed
+by the University of California, Berkeley.  The name of the
+University may not be used to endorse or promote products derived
+from this software without specific prior written permission.
+THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
+IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
+WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.

thirdparty/libtiff/LICENSE.md

@@ -25,7 +25,7 @@
 
 docdir = $(LIBTIFF_DOCDIR)
 
-AUTOMAKE_OPTIONS = 1.12 dist-zip foreign
+AUTOMAKE_OPTIONS = 1.11 dist-zip foreign
 ACLOCAL_AMFLAGS = -I m4
 
 docfiles = \
@@ -60,7 +60,7 @@ distcheck-hook:
 	rm -rf $(distdir)/_build/cmake
 	rm -rf $(distdir)/_inst/cmake
 
-SUBDIRS = port libtiff tools build contrib test doc tools/unsupported
+SUBDIRS = port libtiff tools build contrib test doc
 
 
 NEW_LIBTIFF_RELEASE_DATE=$(shell date +"%Y%m%d")

thirdparty/libtiff/Makefile.am

@@ -1 +1 @@
-20230908
+20250911