PixelFormat get_base_pixelformat(PixelFormat);
PixelFormat get_unsized_pixelformat(PixelFormat);
PixelFormat get_sized_pixelformat(PixelFormat, unsigned = 1);
+PixelFormat get_default_sized_pixelformat(PixelFormat);
PixelFormat get_srgb_pixelformat(PixelFormat);
unsigned get_component_count(PixelFormat);
unsigned get_component_size(PixelFormat);