order_argb
typedef blender_rgba<rgba8, order_argb> blender_argb32; //----blender_argb32
typedef blender_rgba_pre<rgba8, order_argb> blender_argb32_pre; //----blender_argb32_pre
typedef blender_rgba_plain<rgba8, order_argb> blender_argb32_plain; //----blender_argb32_plain
typedef blender_rgba<rgba16, order_argb> blender_argb64; //----blender_argb64
typedef blender_rgba_pre<rgba16, order_argb> blender_argb64_pre; //----blender_argb64_pre