PhysicalFunction

Synchronize Audio Video

PhysicalFunction

In-Flight Entertainment System > In-Flight Entertainment System > Physical Architecture > Physical Functions > Root Physical Function > IFE System > Manage Audio Video Diffusion > Display Video and Play Audio > Synchronize Audio Video

This function is responsible for providing the decoding functions with the synchronization information needed to play back the audio and video streams together. In most cases, the file header, most of the metadata and the synchro chunks are specified by the container format.

Incoming Functional Exchanges

Exchange Source Description Allocated Exchange Items
FunctionalExchange Stream HeaderPhysicalFunction Initiate Audio-Video Stream

Outgoing Functional Exchanges

Exchange Target Description Allocated Exchange Items
FunctionalExchange Sync MetadataPhysicalFunction Decode Audio Packets
FunctionalExchange Sync MetadataPhysicalFunction Decode Video Packets

Diagrams displaying "Synchronize Audio Video"