220     sp<EvsV4lCamera> pActiveCamera = pRecord->activeInstance.promote();  in openCamera()  local
221     if (pActiveCamera != nullptr) {  in openCamera()
223         closeCamera(pActiveCamera);  in openCamera()
227     pActiveCamera = new EvsV4lCamera(cameraId.c_str());  in openCamera()
228     pRecord->activeInstance = pActiveCamera;  in openCamera()
229     if (pActiveCamera == nullptr) {  in openCamera()
233     return pActiveCamera;  in openCamera()
259         sp<EvsV4lCamera> pActiveCamera = pRecord->activeInstance.promote();  in closeCamera()  local
261         if (pActiveCamera == nullptr) {  in closeCamera()
263         } else if (pActiveCamera != pCamera) {  in closeCamera()
268             pActiveCamera->shutdown();  in closeCamera()