1# OH_LowPowerVideoSinkCallback 2 3## Overview 4 5The struct contains a set of callback function pointers for the LowPowerVideoSink. 6 7To ensure the normal running of the LowPowerVideoSink, you must register the instance of this struct with the [OH_LowPowerVideoSink](capi-lowpowervideosink-oh-lowpowervideosink.md) instance and process the information reported by the callback functions. 8 9**Since**: 20 10 11**Related module**: [LowPowerVideoSink](capi-lowpowervideosink.md) 12 13**Header file**: [lowpower_video_sink_base.h](capi-lowpower-video-sink-base-h.md) 14