ground/gcs/src/libs/gstreamer/overlay.h

   1 /**
   2  ******************************************************************************
   3  *
   4  * @file       overlay.h
   5  * @author     The LibrePilot Project, http://www.librepilot.org Copyright (C) 2017.
   6  * @brief
   7  * @see        The GNU Public License (GPL) Version 3
   8  * @defgroup
   9  * @{
  10  *
  11  *****************************************************************************/
  12 /*
  13  * This program is free software; you can redistribute it and/or modify
  14  * it under the terms of the GNU General Public License as published by
  15  * the Free Software Foundation; either version 3 of the License, or
  16  * (at your option) any later version.
  17  *
  18  * This program is distributed in the hope that it will be useful, but
  19  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  20  * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
  21  * for more details.
  22  *
  23  * You should have received a copy of the GNU General Public License along
  24  * with this program; if not, write to the Free Software Foundation, Inc.,
  25  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  26  */
  27 #ifndef OVERLAY_H_
  28 #define OVERLAY_H_
  29
  30 class Overlay {
  31 public:
  32     Overlay()
  33     {}
  34     virtual ~Overlay()
  35     {}
  36     virtual void expose() = 0;
  37 };
  38
  39 #endif /* OVERLAY_H_ */