From 6da1c851d5ed76dbba8b7598d9a2d4d9599b6d37 Mon Sep 17 00:00:00 2001
From: Ingo <heckflosse@i-weyrich.de>
Date: Wed, 19 Nov 2014 15:01:59 +0100
Subject: [PATCH] Batch conversion of large format images (17000px by 11000px)
 will crash RT, Issue 2582

---
 rtengine/iimage.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/rtengine/iimage.h b/rtengine/iimage.h
index 5e21bfe6f..c460b00ee 100644
--- a/rtengine/iimage.h
+++ b/rtengine/iimage.h
@@ -579,7 +579,7 @@ namespace rtengine {
             }
 
             // find the padding length to ensure a 128 bits alignment for each row
-            size_t size = rowstride * 3*height;
+            size_t size = (size_t)rowstride*3*(size_t)height;
             if (!width) {
                 size = 0;
                 rowstride = 0;