Method GetStream

dali/c_api_2/data_objects.h:326–332

  }

  std::optional<cudaStream_t> GetStream() const override {
    auto o = t_->order();
    if (o.is_device())
      return o.stream();
    else
      return std::nullopt;
  }

  std::optional<cudaEvent_t> GetReadyEvent() const override {
    auto &e = t_->ready_event();