EG_IMAGE * egCreateFilledImage(IN UINTN Width, IN UINTN Height, IN BOOLEAN HasAlpha, IN EG_PIXEL *Color);
EG_IMAGE * egCopyImage(IN EG_IMAGE *Image);
EG_IMAGE * egCropImage(IN EG_IMAGE *Image, IN UINTN StartX, IN UINTN StartY, IN UINTN Width, IN UINTN Height);
+EG_IMAGE * egScaleImage(EG_IMAGE *Image, UINTN NewWidth, UINTN NewHeight);
VOID egFreeImage(IN EG_IMAGE *Image);
EG_IMAGE * egLoadImage(IN EFI_FILE* BaseDir, IN CHAR16 *FileName, IN BOOLEAN WantAlpha);