extern static uint vc_dispmanx_element_add( uint update, uint display, int layer, ref VC_RECT_T dest_rect, uint src, ref VC_RECT_T src_rect, DISPMANX_PROTECTION_T protection, IntPtr /* ref VC_DISPMANX_ALPHA_T */ alpha, IntPtr /* ref DISPMANX_CLAMP_T */ clamp, DISPMANX_TRANSFORM_T transform );
internal Protection(DISPMANX_PROTECTION_T handle) { this.m_handle = handle; }