#ifndef __FILEBMP_INCLUDED__

#define __FILEBMP_INCLUDED__

#ifdef __cplusplus

extern "C" {

#endif

/*

#if defined(WIN32)

typedef struct {unsigned char b,g,r,m;}  LPIXEL;

#elif defined(__sgi)

typedef struct { unsigned char  m,b,g,r; } LPIXEL;

#elif defined (LINUX)

typedef struct { unsigned char  r,g,b,m; } LPIXEL;

#else

#error	Not yet implemented

#endif

*/

enum BMP_ERROR_CODE {

	OK,

	UNSUPPORTED_BMP_FORMAT = -1,

	OUT_OF_MEMORY = -2,

	UNEXPECTED_EOF = -3,

	CANT_OPEN_FILE = -4,

	WRITE_ERROR = -5

};

typedef const wchar_t *MYSTRING;

int writebmp(const MYSTRING filename, int xsize, int ysize, void *buffer, int bpp);

int readbmp(const MYSTRING filename, int *xsize, int *ysize, void **buffer);

int readbmpregion(const MYSTRING fname, void **pimg, int x1, int y1, int x2, int y2, int scale);

int readbmp_size(const MYSTRING fname, int *lx, int *ly);

int readbmp_bbox(const MYSTRING fname, int *x0, int *y0, int *x1, int *y1);

typedef enum {

	BMP_NONE,

	BMP_BW,

	BMP_GREY16,

	BMP_GREY16C,

	BMP_GREY256,

	BMP_GREY256C,

	BMP_CMAPPED16,

	BMP_CMAPPED16C,

	BMP_CMAPPED256,

	BMP_CMAPPED256C,

	BMP_RGB

} BMP_SUBTYPE;

typedef struct

	{

	UINT bfSize;

	UINT bfOffBits;

	UINT biSize;

	UINT biWidth;

	UINT biHeight;

	UINT biPlanes;

	UINT biBitCount;

	UINT biCompression;

	UINT biSizeImage;

	UINT biXPelsPerMeter;

	UINT biYPelsPerMeter;

	UINT biClrUsed;

	UINT biClrImportant;

	UINT biFilesize;

	UINT biPad;

} BMP_HEADER;

int load_bmp_header(FILE *fp, BMP_HEADER **pHd);

int write_bmp_header(FILE *fp, BMP_HEADER *hd);

void release_bmp_header(BMP_HEADER *hd);

int write_bmp_palette(FILE *fp, int nc, UCHAR *b, UCHAR *g, UCHAR *r);

int make_bmp_palette(int colors, int grey, UCHAR *r, UCHAR *g, UCHAR *b);

/*BMP_SUBTYPE 

     bmp_get_colorstyle(IMAGE *img);*/

int error_checking_bmp(BMP_HEADER *hd);

int read_bmp_line(FILE *fp, void *line,

				  UINT w, UINT h, UCHAR **mp, BMP_SUBTYPE type);

int write_bmp_line(FILE *fp, void *line_buffer,

				   UINT w, UINT row, UCHAR *mp, BMP_SUBTYPE type);

int skip_bmp_lines(FILE *fp, UINT w, UINT rows, int whence, BMP_SUBTYPE type);

#define BMP_WIN_OS2_OLD 12

#ifdef __cplusplus

}

#endif

#endif