using boost::dynamic_pointer_cast;
static boost::filesystem::path ref_mxf = "test/data/scaling_test_185_185/j2c_a41afbff-e1ad-41c4-9a84-de315b95dd0f.mxf";
using boost::dynamic_pointer_cast;
static boost::filesystem::path ref_mxf = "test/data/scaling_test_185_185/j2c_a41afbff-e1ad-41c4-9a84-de315b95dd0f.mxf";