From 916b00af31981a0729e05a92ae212f05279e730f Mon Sep 17 00:00:00 2001
From: Gilles Caulier <caulier.gilles@gmail.com>
Date: Sat, 21 Mar 2015 14:57:53 +0100
Subject: [PATCH] apply patch #91657 to fix libkface histogram DB table grawing
 at each registration of data. CCBUGS: 338176

---
 libkface/recognition-opencv-lbph/lbphfacemodel.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/libkface/recognition-opencv-lbph/lbphfacemodel.cpp b/libkface/recognition-opencv-lbph/lbphfacemodel.cpp
index 72a3635..af8c6a5 100644
--- a/libkface/recognition-opencv-lbph/lbphfacemodel.cpp
+++ b/libkface/recognition-opencv-lbph/lbphfacemodel.cpp
@@ -160,9 +160,12 @@ void LBPHFaceModel::setHistograms(const QList<OpenCVMatData>& histograms, const
         newHistograms.push_back(histogram.toMat());
     }
 
+    m_histogramMetadata.clear();
+
     foreach (const LBPHistogramMetadata& metadata, histogramMetadata)
     {
         newLabels.push_back(metadata.identity);
+        m_histogramMetadata << metadata;
     }
 
     std::vector<cv::Mat> currentHistograms = ptr()->get<std::vector<cv::Mat> >("histograms");
-- 
2.3.6