/* ScummVM - Scumm Interpreter * Copyright (C) 2002-2005 The ScummVM project * * 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. * * $Header$ * */ #include "common/stdafx.h" #include "common/scummsys.h" namespace Scumm { void smush_decode_codec1(byte *dst, const byte *src, int left, int top, int width, int height, int pitch) { byte val, code; int32 length; int h = height, size_line; dst += top * pitch; for (h = 0; h < height; h++) { size_line = READ_LE_UINT16(src); src += 2; dst += left; while (size_line > 0) { code = *src++; size_line--; length = (code >> 1) + 1; if (code & 1) { val = *src++; size_line--; if (val) memset(dst, val, length); dst += length; } else { size_line -= length; while (length--) { val = *src++; if (val) *dst = val; dst++; } } } dst += pitch - left - width; } } } // End of namespace Scumm