/** \brief Starts playing the list of PCD files if frames_per_second is > 0. Otherwise it works as a trigger: publishes only the next PCD file in the list. */
/** \brief Destructor. Never throws an exception. */
inlinevirtual~DepthImage()throw();
inlinevirtual~DepthImage()noexcept;
/** \brief method to access the internal data structure from OpenNI. If the data is accessed just read-only, then this method is faster than a fillXXX method
* \return the actual depth data of type xn::DepthMetaData.
/** \brief Starts playing the list of PCD files if frames_per_second is > 0. Otherwise it works as a trigger: publishes only the next PCD file in the list. */