File content as of revision 31:c72e12cd5c67:

//
// Windows BMP file definitions.
//
// Adapted from code written by Michael Sweet from Paul Bourke's
// web site: http://paulbourke.net/dataformats/bmp/
//

#ifndef _BITMAP_H_
#define _BITMAP_H_

#include <mbed.h>

// BITMAPFILEHEADER
// BITMAPINFOHEADER
// Optional Palette
// Raw Data

//
// Bitmap file data structures
//
#pragma push
#pragma pack(2)

typedef struct                 /**** BMP file header structure ****/
    {
    uint16_t    bfType;           /* Magic number for file */
    uint32_t    bfSize;           /* Size of file */
    uint16_t    bfReserved1;      /* Reserved */
    uint16_t    bfReserved2;      /* ... */
    uint32_t    bfOffBits;        /* Offset to bitmap data */
    } BITMAPFILEHEADER;

#define BF_TYPE 0x4D42            /* "MB" */

typedef struct                    /**** BMP file info structure ****/
    {
    uint32_t    biSize;           /* Size of info header */
    uint32_t    biWidth;          /* Width of image */
    uint32_t    biHeight;         /* Height of image */
    uint16_t    biPlanes;         /* Number of color planes */
    uint16_t    biBitCount;       /* Number of bits per pixel */
    uint32_t    biCompression;    /* Type of compression to use */
    uint32_t    biSizeImage;      /* Size of image data */
    int32_t     biXPelsPerMeter;  /* X pixels per meter */
    int32_t     biYPelsPerMeter;  /* Y pixels per meter */
    uint32_t    biClrUsed;        /* Number of colors used */
    uint32_t    biClrImportant;   /* Number of important colors */
    } BITMAPINFOHEADER;
#pragma pop

/*
 * Constants for the biCompression field...
 */

#  define BI_RGB       0             /* No compression - straight BGR data */
#  define BI_RLE8      1             /* 8-bit run-length compression */
#  define BI_RLE4      2             /* 4-bit run-length compression */
#  define BI_BITFIELDS 3             /* RGB bitmap with RGB masks */

typedef struct                       /**** Colormap entry structure ****/
    {
    uint8_t  rgbBlue;          /* Blue value */
    uint8_t  rgbGreen;         /* Green value */
    uint8_t  rgbRed;           /* Red value */
    uint8_t  rgbReserved;      /* Reserved */
    } RGBQUAD;

typedef struct                       /**** Bitmap information structure ****/
    {
    BITMAPINFOHEADER bmiHeader;      /* Image header */
    RGBQUAD          bmiColors[256]; /* Image colormap */
    } BITMAPINFO;


/*
 * Prototypes...
 */

//extern GLubyte *LoadDIBitmap(const char *filename, BITMAPINFO **info);
//extern int32_t    SaveDIBitmap(const char *filename, BITMAPINFO *info,
//                            GLubyte *bits);

#endif // _BITMAP_H_