/* * GStreamer * Copyright (C) <2017> Philippe Renon <philippe_renon@yahoo.fr> * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER * DEALINGS IN THE SOFTWARE. * * Alternatively, the contents of this file may be used under the * GNU Lesser General Public License Version 2.1 (the "LGPL"), in * which case the following provisions apply instead of the ones * mentioned above: * * 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. */ #ifndef __GST_CAMERA_CALIBRATE_H__ #define __GST_CAMERA_CALIBRATE_H__ #include <gst/gst.h> #include <gst/opencv/gstopencvvideofilter.h> #include <opencv2/core.hpp> G_BEGIN_DECLS #define GST_TYPE_CAMERA_CALIBRATE \ (gst_camera_calibrate_get_type()) #define GST_CAMERA_CALIBRATE(obj) \ (G_TYPE_CHECK_INSTANCE_CAST((obj),GST_TYPE_CAMERA_CALIBRATE,GstCameraCalibrate)) #define GST_CAMERA_CALIBRATE_CLASS(klass) \ (G_TYPE_CHECK_CLASS_CAST((klass),GST_TYPE_CAMERA_CALIBRATE,GstCameraCalibrateClass)) #define GST_IS_CAMERA_CALIBRATE(obj) \ (G_TYPE_CHECK_INSTANCE_TYPE((obj),GST_TYPE_CAMERA_CALIBRATE)) #define GST_IS_CAMERA_CALIBRATE_CLASS(klass) \ (G_TYPE_CHECK_CLASS_TYPE((klass),GST_TYPE_CAMERA_CALIBRATE)) typedef struct _GstCameraCalibrate GstCameraCalibrate; typedef struct _GstCameraCalibrateClass GstCameraCalibrateClass; enum _GstCameraCalibrationPattern { GST_CAMERA_CALIBRATION_PATTERN_CHESSBOARD, GST_CAMERA_CALIBRATION_PATTERN_CIRCLES_GRID, GST_CAMERA_CALIBRATION_PATTERN_ASYMMETRIC_CIRCLES_GRID }; struct _GstCameraCalibrate { GstOpencvVideoFilter cvfilter; // settings gint calibrationPattern; // One of the chessboard, circles, or asymmetric circle pattern cv::Size boardSize; // The size of the board -> Number of items by width and height float squareSize; // The size of a square in your defined unit (point, millimeter,etc). float aspectRatio; // The aspect ratio bool cornerSubPix; // bool calibZeroTangentDist; // Assume zero tangential distortion bool calibFixPrincipalPoint; // Fix the principal point at the center bool useFisheye; // use fisheye camera model for calibration int nrFrames; // The number of frames to use from the input for calibration int delay; // In case of a video input bool showUndistorsed; // Show undistorted images after calibration bool showCorners; // Show corners // state int flags; int mode; clock_t prevTimestamp; std::vector<std::vector<cv::Point2f> > imagePoints; cv::Mat cameraMatrix, distCoeffs; // opaque string containing opencv calibration settings gchar *settings; }; struct _GstCameraCalibrateClass { GstOpencvVideoFilterClass parent_class; }; GType gst_camera_calibrate_get_type (void); GST_ELEMENT_REGISTER_DECLARE (cameracalibrate); G_END_DECLS #endif /* __GST_CAMERA_CALIBRATE_H__ */