From 49e0126b8e741fcacd2924e78cb5fd7d4b9c9828 Mon Sep 17 00:00:00 2001
From: berak <px1704@web.de>
Date: Mon, 13 Aug 2018 11:17:32 +0200
Subject: [PATCH] apps: fix interactive calibration

---
 apps/interactive-calibration/calibController.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/apps/interactive-calibration/calibController.cpp b/apps/interactive-calibration/calibController.cpp
index 1888ee57db..f0aa6df36e 100644
--- a/apps/interactive-calibration/calibController.cpp
+++ b/apps/interactive-calibration/calibController.cpp
@@ -224,8 +224,10 @@ void calib::calibDataController::filterFrames()
         cv::Mat newErrorsVec = cv::Mat((int)numberOfFrames - 1, 1, CV_64F);
         std::copy(mCalibData->perViewErrors.ptr<double>(0),
                   mCalibData->perViewErrors.ptr<double>((int)worstElemIndex), newErrorsVec.ptr<double>(0));
-        std::copy(mCalibData->perViewErrors.ptr<double>((int)worstElemIndex + 1), mCalibData->perViewErrors.ptr<double>((int)numberOfFrames),
+        if((int)worstElemIndex < (int)numberOfFrames-1) {
+            std::copy(mCalibData->perViewErrors.ptr<double>((int)worstElemIndex + 1), mCalibData->perViewErrors.ptr<double>((int)numberOfFrames),
                     newErrorsVec.ptr<double>((int)worstElemIndex));
+        }
         mCalibData->perViewErrors = newErrorsVec;
     }
 }