зеркало из https://github.com/mozilla/mozjpeg.git
49 строки
1.5 KiB
C
49 строки
1.5 KiB
C
/* Copyright (C)2004 Landmark Graphics Corporation
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* Copyright (C)2005 Sun Microsystems, Inc.
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*
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* This library is free software and may be redistributed and/or modified under
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* the terms of the wxWindows Library License, Version 3.1 or (at your option)
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* any later version. The full license is in the LICENSE.txt file included
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* with this distribution.
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*
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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
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* wxWindows Library License for more details.
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*/
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// This provides rudimentary facilities for loading and saving true color
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// BMP and PPM files
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#ifndef __BMP_H__
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#define __BMP_H__
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#define BMPPIXELFORMATS 6
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enum BMPPIXELFORMAT {BMP_RGB=0, BMP_RGBA, BMP_BGR, BMP_BGRA, BMP_ABGR, BMP_ARGB};
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#ifdef __cplusplus
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extern "C" {
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#endif
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// This will load a Windows bitmap from a file and return a buffer with the
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// specified pixel format, scanline alignment, and orientation. The width and
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// height are returned in w and h.
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int loadbmp(char *filename, unsigned char **buf, int *w, int *h,
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enum BMPPIXELFORMAT f, int align, int dstbottomup);
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// This will save a buffer with the specified pixel format, pitch, orientation,
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// width, and height as a 24-bit Windows bitmap or PPM (the filename determines
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// which format to use)
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int savebmp(char *filename, unsigned char *buf, int w, int h,
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enum BMPPIXELFORMAT f, int srcpitch, int srcbottomup);
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const char *bmpgeterr(void);
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#ifdef __cplusplus
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}
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#endif
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#endif
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