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#ifndef image_loader_h
#define image_loader_h
// image_loader.h
// nono - programme du robot 2004. {{{
//
// Copyright (C) 2004 Nicolas Schodet
//
// Robot APB Team/Efrei 2004.
//        Web: http://assos.efrei.fr/robot/
//      Email: robot AT efrei DOT fr
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 2 of the License, or
// (at your option) any later version.
// 
// This program 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 General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
// }}}

/// Classe de base d'un chargeur d'image.
class ImageLoader
{
  public:
    enum ColorSpace { rgb, bgr, yuv422, yuv };
  public:
    /// Destructeur.
    virtual ~ImageLoader (void) { }
    /// R�cup�re la taille de l'image.
    virtual void getSize (int &width, int &height) const = 0;
    /// R�cup�re la taille du tampon.
    virtual int getBufSize (void) const = 0;
    /// R�cup�re le format de l'image.
    virtual ColorSpace getColorSpace (void) const = 0;
    /// Lit une image, retourne le nombre d'octets lus.
    virtual int read (void *buf, int size) const = 0;
};

#endif // image_loader_h