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/* 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.
*
*/
#include "cryomni3d/image/hlz.h"
#include "common/stream.h"
#include "common/substream.h"
#include "common/textconsole.h"
#include "graphics/pixelformat.h"
#include "graphics/surface.h"
#include "image/codecs/codec.h"
#include "cryomni3d/image/codecs/hlz.h"
namespace Image {
HLZFileDecoder::HLZFileDecoder() {
_surface = 0;
_codec = 0;
}
HLZFileDecoder::~HLZFileDecoder() {
destroy();
}
void HLZFileDecoder::destroy() {
delete _codec;
_codec = 0;
_surface = 0;
}
bool HLZFileDecoder::loadStream(Common::SeekableReadStream &stream) {
destroy();
stream.read(_palette, sizeof(_palette));
uint16 width = stream.readUint16LE();
uint16 height = stream.readUint16LE();
if (width == 0 || height == 0) {
return false;
}
_codec = new HLZDecoder(width, height);
_surface = _codec->decodeFrame(stream);
return true;
}
} // End of namespace Image
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