B->set_dcp_content_type (DCPContentType::from_isdcf_name ("TLR"));
B->set_name ("frobozz");
B->set_interop (false);
+ B->set_audio_channels(16);
auto d = make_shared<DCPContent>("build/test/import_dcp_test/" + A->dcp_name());
B->examine_and_add_content (d);