1 /* GStreamer
2  * Copyright (C) <2017> Philippe Renon <philippe_renon@yahoo.fr>
3  *
4  * This library is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU Library General Public
6  * License as published by the Free Software Foundation; either
7  * version 2 of the License, or (at your option) any later version.
8  *
9  * This library is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12  * Library General Public License for more details.
13  *
14  * You should have received a copy of the GNU Library General Public
15  * License along with this library; if not, write to the
16  * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
17  * Boston, MA 02110-1301, USA.
18  */
19 
20 #include "camerautils.hpp"
21 
22 #include <opencv2/opencv.hpp>
23 
24 gchar *
camera_serialize_undistort_settings(cv::Mat & cameraMatrix,cv::Mat & distCoeffs)25 camera_serialize_undistort_settings (cv::Mat & cameraMatrix,
26     cv::Mat & distCoeffs)
27 {
28   cv::FileStorage fs (".xml", cv::FileStorage::WRITE + cv::FileStorage::MEMORY);
29   fs << "cameraMatrix" << cameraMatrix;
30   fs << "distCoeffs" << distCoeffs;
31   std::string buf = fs.releaseAndGetString ();
32 
33   return g_strdup (buf.c_str ());
34 }
35 
36 gboolean
camera_deserialize_undistort_settings(gchar * str,cv::Mat & cameraMatrix,cv::Mat & distCoeffs)37 camera_deserialize_undistort_settings (gchar * str, cv::Mat & cameraMatrix,
38     cv::Mat & distCoeffs)
39 {
40   cv::FileStorage fs (str, cv::FileStorage::READ + cv::FileStorage::MEMORY);
41   fs["cameraMatrix"] >> cameraMatrix;
42   fs["distCoeffs"] >> distCoeffs;
43 
44   return TRUE;
45 }
46