From aadeb539a92b1729fa8a8a2d7b4a0b2d71682dfd Mon Sep 17 00:00:00 2001
From: Ingo Weyrich <heckflosse67@gmx.de>
Date: Sat, 14 Sep 2019 17:51:28 +0200
Subject: [PATCH] Capture sharpening: small speedup, also reduced memory usage
 by width * height * 4 byte

---
 rtengine/capturesharpening.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/rtengine/capturesharpening.cc b/rtengine/capturesharpening.cc
index ef35695f3..4bfe91aba 100644
--- a/rtengine/capturesharpening.cc
+++ b/rtengine/capturesharpening.cc
@@ -765,7 +765,7 @@ BENCHFUN
         plistener->setProgress(0.1);
     }
     // calculate contrast based blend factors to reduce sharpening in regions with low contrast
-    JaggedArray<float> blend(W, H);
+    array2D<float>& blend = clipMask; // we can share blend and clipMask buffer here
     buildBlendMask(L, blend, W, H, contrast, 1.f, sharpeningParams.autoContrast, clipMask);
     if (plistener) {
         plistener->setProgress(0.2);