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68 lines
1.8 KiB
C++
68 lines
1.8 KiB
C++
/* ScummVM - Graphic Adventure Engine
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*
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* ScummVM is the legal property of its developers, whose names
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* are too numerous to list here. Please refer to the COPYRIGHT
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* file distributed with this source distribution.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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*/
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#include "cryomni3d/image/hlz.h"
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#include "common/stream.h"
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#include "common/substream.h"
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#include "common/textconsole.h"
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#include "graphics/pixelformat.h"
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#include "graphics/surface.h"
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#include "image/codecs/codec.h"
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#include "cryomni3d/image/codecs/hlz.h"
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namespace Image {
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HLZFileDecoder::HLZFileDecoder() {
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_surface = 0;
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_codec = 0;
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}
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HLZFileDecoder::~HLZFileDecoder() {
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destroy();
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}
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void HLZFileDecoder::destroy() {
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delete _codec;
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_codec = 0;
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_surface = 0;
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}
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bool HLZFileDecoder::loadStream(Common::SeekableReadStream &stream) {
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destroy();
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stream.read(_palette, sizeof(_palette));
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uint16 width = stream.readUint16LE();
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uint16 height = stream.readUint16LE();
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if (width == 0 || height == 0) {
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return false;
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}
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_codec = new HLZDecoder(width, height);
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_surface = _codec->decodeFrame(stream);
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return true;
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}
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} // End of namespace Image
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