| BITMAPCOREHEADER | The format string that represents the OS/2 V1 header type. It is used by the PHP unpack() function. |
| BITMAPINFOHEADER | The format string that represents the Windows V3 or higher header type. It is used by the PHP unpack() function. |
| BMP_Loader($path = "") | The construstor of the class. If the lenght of the $path argument is greater than zero, tries to open the file and read the bitmap data from it. |
| Load_BMP($path) | Tries to open the file given with the $path argument and read the bitmap data from it. |
| Load_BMP_Data($data) | Reads the bitmap data from direct input string. |
| Get_Image() | Returns the whole image as a GD resource. |
| imagebmp($img, $dest) | Writes the image behind the $img resource to a file. The path to the destination file is given by the $dest argument. Returns false on failure, and true when no errors detected. |