ActiveConfiguration
const BUSBConfiguration * ActiveConfiguration() const;
int num_epoints = camera->ActiveConfiguration()->InterfaceAt(0)->CountEndpoints();
if (camera->ActiveConfiguration()->InterfaceAt(0)->EndpointAt(i)->IsBulk())
if (camera->ActiveConfiguration()->InterfaceAt(0)->EndpointAt(i)->IsInput())
bulk_in = camera->ActiveConfiguration()->InterfaceAt(0)->EndpointAt(i);
const BUSBConfiguration* config = fDevice->ActiveConfiguration();
const BUSBConfiguration* config = fDevice->ActiveConfiguration();
const BUSBConfiguration *config = dev->ActiveConfiguration();