SDL_PIXELFORMAT_RGBA5551

const SDL_PIXELFORMAT_RGBA5551 = 1 shl 28 or SDL_PIXELTYPE_PACKED16 shl 24 or SDL_PACKEDORDER_RGBA shl 20 or SDL_PACKEDLAYOUT_5551 shl 16 or 16 shl 8 or 2 shl 0;