# Prepare Broadcasts

LogicalFunction

In-Flight Entertainment System > In-Flight Entertainment System > Logical Architecture > Logical Functions > Root Logical Function > IFE System > Manage Audio and Video Diffusion > Broadcast Stored Audio and Video > Prepare Broadcasts

Thiis function is responsible for preparing broadcast material: Retrieving the digital content to be broadcasted from the storage unit and transmitting information about the target(s) of the broadcast.

## Incoming Functional Exchanges

Exchange | Source | Description | Allocated Exchange Items
--- | --- | --- | ---
Media Files | Store Digital Media |  | Media Files
Imposed Video Control Command | Process Imposed Video Controls |  | Imposed Video Control Command
VOD Movie Control Command | Process VOD Movie Controls |  | VOD Control Command

## Outgoing Functional Exchanges

Exchange | Target | Description | Allocated Exchange Items
--- | --- | --- | ---
Broadcast Data | Broadcast Audio Video Stream |  | Audio-Video Broadcast Data
Media IDs | Store Digital Media |  |
Imposed Video Playing Status | Receive Imposed Video Playing Status |  |
Pause-Stop Notification | Play Audio-Video Stream on Seat TV |  |
Pause-Stop Notification | Play Video Stream on Cabin Screen |  |
Pause-Stop Notification | Receive Imposed Video Playing Status |  |

## Realized Elements

- Broadcast Audio Video Streams

## Realizing Elements

- Prepare Broadcasts

## Diagrams displaying "Prepare Broadcasts"

- [LAB] [BUILD] All Components, Functions, CEs, FEs
- [LAB] [BUILD] Template
- [LDFB] [CTX] Broadcast Stored Audio Video Streams
- [LFBD] All Functions
- [LAB][CTX] Start Playing VOD Movie FC
- [LAB][CTX] Watch Imposed Video on Cabin Screen FC