From: Vadim Pisarevsky <no@email>
Date: Wed, 4 Apr 2012 12:13:53 +0000 (+0000)
Subject: added notice about the changed behavior of copyMakeBorder in the case of ROI (ticket... 
X-Git-Tag: accepted/tizen/6.0/unified/20201030.111113~1314^2~2269
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=2fded17f10563ac5705678e26569bd9c93f28e23;p=platform%2Fupstream%2Fopencv.git

added notice about the changed behavior of copyMakeBorder in the case of ROI (ticket #1756)
---

diff --git a/modules/imgproc/doc/filtering.rst b/modules/imgproc/doc/filtering.rst
index 401120d..8b7cbd3 100644
--- a/modules/imgproc/doc/filtering.rst
+++ b/modules/imgproc/doc/filtering.rst
@@ -585,6 +585,10 @@ The function supports the mode when ``src`` is already in the middle of ``dst``
     ...
 
 
+.. note::
+
+    When the source image is a part (ROI) of a bigger image, the function will try to use the pixels outside of the ROI to form a border. To disable this feature and always do extrapolation, as if ``src`` was not a ROI, use ``borderType | BORDER_ISOLATED``.
+
 .. seealso::
 
     :ocv:func:`borderInterpolate`