1 /* $Id$ */

     2 

     3 #ifndef BMP_H

     4 #define BMP_H

     5 

     6 typedef struct {

     7 	uint32 offset;       ///< offset of bitmap data from .bmp file begining

     8 	uint32 width;        ///< bitmap width

     9 	uint32 height;       ///< bitmap height

    10 	bool os2_bmp;        ///< true if OS/2 1.x or windows 2.x bitmap

    11 	uint16 bpp;          ///< bits per pixel

    12 	uint32 compression;  ///< compression method (0 = none, 1 = 8-bit RLE, 2 = 4-bit RLE)

    13 	uint32 palette_size; ///< number of colors in palette

    14 } BmpInfo;

    15 

    16 typedef struct {

    17 	Colour *palette;

    18 	byte   *bitmap;

    19 } BmpData;

    20 

    21 #define BMP_BUFFER_SIZE 1024

    22 

    23 typedef struct {

    24 	byte data[BMP_BUFFER_SIZE];

    25 	int pos;

    26 	int read;

    27 	FILE *file;

    28 	uint real_pos;

    29 } BmpBuffer;

    30 

    31 void BmpInitializeBuffer(BmpBuffer *buffer, FILE *file);

    32 bool BmpReadHeader(BmpBuffer *buffer, BmpInfo *info, BmpData *data);

    33 bool BmpReadBitmap(BmpBuffer *buffer, BmpInfo *info, BmpData *data);

    34 void BmpDestroyData(BmpData *data);

    35 

    36 #endif /* BMP_H */