From dadc90dbb47430028417c58c396230fb99a2e9ec Mon Sep 17 00:00:00 2001
From: fwarmerdam <fwarmerdam>
Date: Fri, 18 Feb 2011 20:53:04 +0000
Subject: implement optional support for deferred strip/tile offset/size
 loading

---
 configure.ac | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

(limited to 'configure.ac')

diff --git a/configure.ac b/configure.ac
index fd4fcb4e..ed398a56 100644
--- a/configure.ac
+++ b/configure.ac
@@ -838,6 +838,22 @@ if test "$HAVE_STRIPCHOP" = "yes" \
 
 fi
 
+dnl ---------------------------------------------------------------------------
+dnl Should we try to defer loading of strip/tile offsets and sizes to 
+dnl optimize directory scanning?  These is an experimental feature for 
+dnl libtiff 4.0.
+dnl ---------------------------------------------------------------------------
+
+AC_ARG_ENABLE(defer-strile-load,
+	      AS_HELP_STRING([--enable-defer-strile-load],
+			     [enable deferred strip/tile offset/size loading (experimental)]),
+	      [HAVE_DEFER_STRILE_LOAD=$enableval], [HAVE_DEFER_STRILE_LOAD=no])
+
+if test "$HAVE_DEFER_STRILE_LOAD" = "yes" ; then
+  AC_DEFINE(DEFER_STRILE_LOAD,1,[enable deferred strip/tile offset/size loading (experimental)])
+
+fi
+
 dnl ---------------------------------------------------------------------------
 dnl Default subifd support.
 dnl ---------------------------------------------------------------------------
-- 
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