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| // |
| // bmp.h - header file / freeware |
| // |
| // David Henry - tfc_duke@hotmail.com |
| // |
| |
| #ifndef __BITMAP_H_ |
| #define __BITMAP_H_ |
| |
| |
| |
| // magic number "BM" |
| #define BITMAP_ID ('B' + ('M'<<8)) |
| |
| |
| |
| // header byte type for RLE |
| #define RLE_COMMAND 0 |
| #define RLE_ENDOFLINE 0 |
| #define RLE_ENDOFBITMAP 1 |
| #define RLE_DELTA 2 |
| |
| #define BI_OS2 -1 |
| |
| |
| // compression type |
| #define BI_RGB 0 |
| #define BI_RLE8 1 |
| #define BI_RLE4 2 |
| #define BI_BITFIELDS 3 |
| |
| |
| |
| #pragma warning( disable : 4103 ) |
| |
| |
| |
| // -------------------------------------------- |
| // tagBITMAPFILEHEADER - bitmap file header. |
| // -------------------------------------------- |
| |
| #pragma pack(2) |
| |
| typedef struct tagBITMAPFILEHEADER // bmfh |
| { |
| unsigned short bfType; // magic number "BM" |
| unsigned int bfSize; // file size |
| unsigned short bfReserved1; // reserved |
| unsigned short bfReserved2; // reserved |
| unsigned int bfOffBits; // offset to bitmap data |
| |
| } BITMAPFILEHEADER, *PBITMAPFILEHEADER; |
| |
| #pragma pack(4) |
| |
| |
| |
| // -------------------------------------------- |
| // tagBITMAPCOREHEADER - bitmap core header. |
| // -------------------------------------------- |
| |
| typedef struct tagBITMAPCOREHEADER // bmch |
| { |
| unsigned int bcSize; // size of the structure |
| unsigned short bcWidth; // image width |
| unsigned short bcHeight; // image height |
| unsigned short bcPlanes; // must be equal to 1 |
| unsigned short bcBitCount; // number of bits per pixel |
| |
| } BITMAPCOREHEADER, *PBITMAPCOREHEADER; |
| |
| |
| |
| // -------------------------------------------- |
| // tagRGBTRIPLE - 24 bits pixel |
| // -------------------------------------------- |
| |
| typedef struct tagRGBTRIPLE // rgbt |
| { |
| unsigned char rgbtBlue; // blue |
| unsigned char rgbtGreen; // green |
| unsigned char rgbtRed; // red |
| |
| } RGBTRIPLE, *PRGBTRIPLE; |
| |
| |
| |
| // -------------------------------------------- |
| // tagRGBQUAD - 32 bits pixel |
| // -------------------------------------------- |
| |
| typedef struct tagRGBQUAD // rgbt |
| { |
| unsigned char rgbBlue; // blue |
| unsigned char rgbGreen; // green |
| unsigned char rgbRed; // red |
| unsigned char rgbReserved; // reserved |
| |
| } RGBQUAD, *PRGBQUAD; |
| |
| |
| |
| // -------------------------------------------- |
| // tagBITMAPCOREINFO - bitmap core info. |
| // -------------------------------------------- |
| |
| typedef struct tagBITMAPCOREINFO // bmci |
| { |
| BITMAPCOREHEADER bmciHeader; // size of the structure |
| RGBTRIPLE bcmiColors[1]; // color palette |
| |
| } BITMAPCOREINFO, *PBITMAPCOREINFO; |
| |
| |
| // -------------------------------------------- |
| // BITMAPFILEHEADER - bitmap info header. |
| // -------------------------------------------- |
| |
| typedef struct tagBITMAPINFOHEADER |
| { |
| unsigned int biSize; // size of the structure |
| int biWidth; // image width |
| int biHeight; // image height |
| unsigned short biPlanes; // must be equal to 1 |
| unsigned short biBitCount; // number of bits per pixel |
| unsigned int biCompression; // compression type |
| unsigned int biSizeImage; // size of data bitmap |
| int biXPelsPerMeter; // number of pixels per meter on the X axis |
| int biYPelsPerMeter; // number of pixels per meter on the Y axis |
| unsigned int biClrUsed; // number of colors used |
| unsigned int biClrImportant; // number of important colors |
| |
| } BITMAPINFOHEADER, *PBITMAPINFOHEADER; |
| |
| |
| |
| // prototype |
| int LoadFileBMP( const char *filename, unsigned char **pixels, int *width, int *height, bool flipvert ); |
| |
| |
| |
| #endif // __BITMAP_H_ |