vpFrameGrabber.h

/****************************************************************************
 *
 * This file is part of the ViSP software.
 * Copyright (C) 2005 - 2015 by Inria. All rights reserved.
 *
 * This software is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * ("GPL") version 2 as published by the Free Software Foundation.
 * See the file LICENSE.txt at the root directory of this source
 * distribution for additional information about the GNU GPL.
 *
 * For using ViSP with software that can not be combined with the GNU
 * GPL, please contact Inria about acquiring a ViSP Professional
 * Edition License.
 *
 * See http://visp.inria.fr for more information.
 *
 * This software was developed at:
 * Inria Rennes - Bretagne Atlantique
 * Campus Universitaire de Beaulieu
 * 35042 Rennes Cedex
 * France
 *
 * If you have questions regarding the use of this file, please contact
 * Inria at visp@inria.fr
 *
 * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 *
 * Description:
 * Frame grabbing.
 *
 * Authors:
 * Eric Marchand
 *
 *****************************************************************************/



#ifndef vpFrameGrabber_hh
#define vpFrameGrabber_hh

#include <visp3/core/vpImage.h>
#include <visp3/core/vpRGBa.h>

class VISP_EXPORT vpFrameGrabber
{
public :
  bool   init ;  
protected:
  unsigned int height ;  
  unsigned int width ;  


public:
  inline  unsigned int getHeight() const { return height ; }
  inline  unsigned int getWidth() const { return width ; }

public:
  vpFrameGrabber() : init(false), height(0), width(0) {};
  virtual ~vpFrameGrabber() { ; }

  virtual void open(vpImage<unsigned char> &I) =0 ;
  virtual void open(vpImage<vpRGBa> &I) =0 ;

  virtual void acquire(vpImage<unsigned char> &I) =0 ;
  virtual void acquire(vpImage<vpRGBa> &I) =0 ;


  virtual void close() =0 ;

} ;

#endif