71 lines
1.9 KiB
C
71 lines
1.9 KiB
C
/*
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* PIKA - Photo and Image Kooker Application
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* Copyright (C) 1995 Spencer Kimball and Peter Mattis
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (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, see <https://www.gnu.org/licenses/>.
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*/
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#ifndef __BMP_H__
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#define __BMP_H__
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#define LOAD_PROC "file-bmp-load"
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#define SAVE_PROC "file-bmp-save"
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#define PLUG_IN_BINARY "file-bmp"
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#define PLUG_IN_ROLE "pika-file-bmp"
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#define MAXCOLORS 256
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#define BitSet(byte, bit) (((byte) & (bit)) == (bit))
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#define ReadOK(file,buffer,len) (fread(buffer, len, 1, file) != 0)
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#define Write(file,buffer,len) fwrite(buffer, len, 1, file)
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#define WriteOK(file,buffer,len) (Write(buffer, len, file) != 0)
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typedef struct
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{
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gchar zzMagic[2]; /* 00 "BM" */
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guint32 bfSize; /* 02 */
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guint16 zzHotX; /* 06 */
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guint16 zzHotY; /* 08 */
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guint32 bfOffs; /* 0A */
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guint32 biSize; /* 0E */
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} BitmapFileHead;
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typedef struct
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{
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gint32 biWidth; /* 12 */
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gint32 biHeight; /* 16 */
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guint16 biPlanes; /* 1A */
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guint16 biBitCnt; /* 1C */
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guint32 biCompr; /* 1E */
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guint32 biSizeIm; /* 22 */
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guint32 biXPels; /* 26 */
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guint32 biYPels; /* 2A */
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guint32 biClrUsed; /* 2E */
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guint32 biClrImp; /* 32 */
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guint32 masks[4]; /* 36 */
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} BitmapHead;
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typedef struct
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{
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guint32 mask;
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guint32 shiftin;
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gfloat max_value;
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} BitmapChannel;
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#endif /* __BMP_H__ */
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