gstreamer/subprojects/gst-plugins-bad/ext/opencv/camerautils.cpp

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/* GStreamer
* Copyright (C) <2017> Philippe Renon <philippe_renon@yahoo.fr>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "camerautils.hpp"
#include <opencv2/opencv.hpp>
gchar *
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camera_serialize_undistort_settings (cv::Mat & cameraMatrix,
cv::Mat & distCoeffs)
{
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cv::FileStorage fs (".xml", cv::FileStorage::WRITE + cv::FileStorage::MEMORY);
fs << "cameraMatrix" << cameraMatrix;
fs << "distCoeffs" << distCoeffs;
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std::string buf = fs.releaseAndGetString ();
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return g_strdup (buf.c_str ());
}
gboolean
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camera_deserialize_undistort_settings (gchar * str, cv::Mat & cameraMatrix,
cv::Mat & distCoeffs)
{
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cv::FileStorage fs (str, cv::FileStorage::READ + cv::FileStorage::MEMORY);
fs["cameraMatrix"] >> cameraMatrix;
fs["distCoeffs"] >> distCoeffs;
return TRUE;
}