From 320bee3bfede0baeb38b34e8e3c20bc72dad4eb0 Mon Sep 17 00:00:00 2001
From: Andrey Kamaev <no@email>
Date: Mon, 26 Dec 2011 08:05:33 +0000
Subject: [PATCH] Fixed border interpolation problem in filter2D

---
 modules/imgproc/src/filter.cpp     | 4 ++--
 modules/imgproc/src/templmatch.cpp | 1 +
 modules/imgproc/src/utils.cpp      | 2 ++
 3 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/modules/imgproc/src/filter.cpp b/modules/imgproc/src/filter.cpp
index 6a90d3e4a3..772048db85 100644
--- a/modules/imgproc/src/filter.cpp
+++ b/modules/imgproc/src/filter.cpp
@@ -3026,8 +3026,8 @@ void cv::filter2D( InputArray _src, OutputArray _dst, int ddepth,
     }
 
     Ptr<FilterEngine> f = createLinearFilter(src.type(), dst.type(), kernel,
-                                             anchor, delta, borderType );
-    f->apply(src, dst);
+                                             anchor, delta, borderType & ~BORDER_ISOLATED );
+    f->apply(src, dst, Rect(0,0,-1,-1), Point(), (borderType & BORDER_ISOLATED) != 0 );
 }
 
 
diff --git a/modules/imgproc/src/templmatch.cpp b/modules/imgproc/src/templmatch.cpp
index fdf08e08ab..4a62d359c2 100644
--- a/modules/imgproc/src/templmatch.cpp
+++ b/modules/imgproc/src/templmatch.cpp
@@ -144,6 +144,7 @@ void crossCorr( const Mat& img, const Mat& templ, Mat& corr,
         img0.adjustROI(roiofs.y, wholeSize.height-img.rows-roiofs.y,
                        roiofs.x, wholeSize.width-img.cols-roiofs.x);
     }
+    borderType |= BORDER_ISOLATED;
     
     // calculate correlation by blocks
     for( i = 0; i < tileCount; i++ )
diff --git a/modules/imgproc/src/utils.cpp b/modules/imgproc/src/utils.cpp
index 7684b996e5..a4c3e31d65 100644
--- a/modules/imgproc/src/utils.cpp
+++ b/modules/imgproc/src/utils.cpp
@@ -218,6 +218,8 @@ void cv::copyMakeBorder( InputArray _src, OutputArray _dst, int top, int bottom,
         src.adjustROI(dtop, dbottom, dleft, dright);
         top -= dtop;
         left -= dleft;
+        bottom -= dbottom;
+        right -= dright;
     }
     
     borderType &= ~BORDER_ISOLATED;