using std::cout;
using std::cerr;
using std::list;
-using std::stringstream;
using boost::shared_ptr;
using dcp::Size;
case PIX_FMT_RGBA:
case PIX_FMT_ABGR:
case PIX_FMT_BGRA:
+ case PIX_FMT_RGB555LE:
memset (data()[0], 0, lines(0) * stride()[0]);
break;