mirror of
https://github.com/libretro/scummvm.git
synced 2024-12-29 13:16:18 +00:00
67 lines
2.1 KiB
C++
67 lines
2.1 KiB
C++
/* ScummVM - Graphic Adventure Engine
|
|
*
|
|
* ScummVM is the legal property of its developers, whose names
|
|
* are too numerous to list here. Please refer to the COPYRIGHT
|
|
* file distributed with this source distribution.
|
|
*
|
|
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
|
*/
|
|
|
|
#ifndef GRAPHICS_IMAGEDEC_H
|
|
#define GRAPHICS_IMAGEDEC_H
|
|
|
|
#include "common/scummsys.h"
|
|
#include "common/str.h"
|
|
|
|
namespace Common{
|
|
class SeekableReadStream;
|
|
}
|
|
|
|
namespace Graphics {
|
|
|
|
struct PixelFormat;
|
|
struct Surface;
|
|
|
|
class ImageDecoder {
|
|
public:
|
|
ImageDecoder() {}
|
|
virtual ~ImageDecoder() {}
|
|
|
|
static Surface *loadFile(const Common::String &name, const PixelFormat &format);
|
|
static Surface *loadFile(Common::SeekableReadStream &stream, const PixelFormat &format);
|
|
|
|
/**
|
|
* checks if the data can be decoded by this decoder
|
|
*
|
|
* @param stream memory read stream
|
|
* @return true if it can be decoded, otherwise false
|
|
*/
|
|
virtual bool decodeable(Common::SeekableReadStream &stream) = 0;
|
|
|
|
/**
|
|
* decodes the data and returns an pointer to the resulting surface.
|
|
* Surface::free() must be called by the user also it must be deleted
|
|
* with delete;
|
|
*
|
|
* @param stream the memory stream which should be decoded
|
|
* @param format the pixel format used to generate the surface
|
|
* @return returns a new surface if the image could be decoded, otherwise 0
|
|
*/
|
|
virtual Surface *decodeImage(Common::SeekableReadStream &stream, const PixelFormat &format) = 0;
|
|
};
|
|
} // End of namespace Graphics
|
|
|
|
#endif
|