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65 lines
1.8 KiB
65 lines
1.8 KiB
15 years ago
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/* This file is part of ksquirrel-libs (http://ksquirrel.sf.net)
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Copyright (c) 2004 Dmitry Baryshev <ksquirrel@tut.by>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation;
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either version 2 of the License, or (at your option) any later
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version.
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This library 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 GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#ifndef KSQUIRREL_LIBS_UTILS_H
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#define KSQUIRREL_LIBS_UTILS_H
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#include <string>
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using namespace std;
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#include <ksquirrel-libs/fmt_types.h>
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struct RGBA;
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////////////////////////
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// //
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// Helper namespace //
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// //
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////////////////////////
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namespace fmt_utils
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{
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void fillAlpha(RGBA *scan, int w, u8 value = 255);
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// flip the image vertically
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// usually BMP, SGI (or some other formats) need to be flipped
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void flipv(s8 *image, s32 bytes_w, s32 h);
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// flip the image horizontally
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void fliph(s8 *image, s32 w, s32 h, s32 bpp);
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// Big endian to Little endian conversion
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u16 konvertWord(u16 a);
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u32 konvertLong(u32 a);
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// return color system name by bpp.
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// for example 32 bpp means RGBA image, 1 bpp - monochrome
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std::string colorSpaceByBpp(const s32 bpp);
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void expandMono1Byte(const u32 byte, u8 *array);
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void expandMono2Byte(const u32 byte, u8 *array);
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void expandMono4Byte(const u32 byte, u8 *array);
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}
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#endif
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