OutputAt
BParameter* OutputAt(int32 index);
BMediaOutput* OutputAt(int32 index) const;
if (!strcmp(parameter.OutputAt(0)->Kind(), B_INPUT_MUX))
OutputAt(i)->Disconnect();
media_node remoteNode = OutputAt(i)->Connection().remote_node;
if (source.id == OutputAt(i)->_Source().id)
return OutputAt(i);
BMediaOutput* conn = fOwner->OutputAt(*cookie);
BMediaOutput* output = fOwner->OutputAt(i);