PixelFormat storage_pixelformat_from_graphics(Graphics::PixelFormat);
PixelFormat get_base_pixelformat(PixelFormat);
+PixelFormat get_srgb_pixelformat(PixelFormat);
unsigned get_component_count(PixelFormat);
+unsigned get_component_size(PixelFormat);
+unsigned get_pixel_size(PixelFormat);
void require_pixelformat(PixelFormat);