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https://github.com/JGRennison/OpenTTD-patches.git
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37 lines
929 B
C
37 lines
929 B
C
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/* $Id$ */
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#ifndef BMP_H
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#define BMP_H
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typedef struct {
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uint32 offset; ///< offset of bitmap data from .bmp file begining
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uint32 width; ///< bitmap width
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uint32 height; ///< bitmap height
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bool os2_bmp; ///< true if OS/2 1.x or windows 2.x bitmap
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uint16 bpp; ///< bits per pixel
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uint32 compression; ///< compression method (0 = none, 1 = 8-bit RLE, 2 = 4-bit RLE)
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uint32 palette_size; ///< number of colors in palette
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} BmpInfo;
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typedef struct {
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Colour *palette;
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byte *bitmap;
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} BmpData;
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#define BMP_BUFFER_SIZE 1024
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typedef struct {
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byte data[BMP_BUFFER_SIZE];
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int pos;
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int read;
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FILE *file;
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uint real_pos;
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} BmpBuffer;
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void BmpInitializeBuffer(BmpBuffer *buffer, FILE *file);
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bool BmpReadHeader(BmpBuffer *buffer, BmpInfo *info, BmpData *data);
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bool BmpReadBitmap(BmpBuffer *buffer, BmpInfo *info, BmpData *data);
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void BmpDestroyData(BmpData *data);
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#endif /* BMP_H */
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