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.

Allocating Component

• PTV Video Player

Incoming Functional Ports

• FIP 2

Outgoing Functional Ports

• FOP 1
• FOP 2

Incoming Functional Exchanges

Exchange	Involving functional chains	Allocating component Exchanges	Distant Port	Source	Description	Allocated Exchange Items	Realized Functional Exchange	Realizing Functional Exchange
Stream Header		Streaming Protocol	FOP 2	Initiate Audio-Video Stream		Audio-Video Stream Header

Outgoing Functional Exchanges

Exchange	Involving functional chains	Allocating component Exchanges	Distant Port	Target	Description	Allocated Exchange Items	Realized Functional Exchange	Realizing Functional Exchange
Sync Metadata			FIP 2	Decode Audio Packets
Sync Metadata			FIP 2	Decode Video Packets

Diagrams displaying "Synchronize Audio Video"

• [PAB] Focus on Network Transport
• [PAB] Focus on SVDU Audio Video Playing
• [PAB] [BUILD] All PCs, PFs, FEs
• [PAB] [BUILD] Template
• [PAB] [CTX] Start Playing VOD Movie FC
• [PDFB] [CTX] Display Video and Play Audio
• [PDFB] [CTX] Play Audio on Seat TV
• [PDFB] [CTX] Play Video Stream on Seat TV
• [PFBD] All Physical Functions