BroadcastWriter

Simple wrapper for AVFoundation AVAssetWriter; for writing asset during Broadcast Extension activity

Usage:

1. Add Broadcast Extension target
2. Use Swift Package Manager to add dependency to your Broadcast Extension target
3. Add App Groups capability into main and Broadcast Extension targets
4. Call appropriate methods in your RPBroadcastSampleHandler instance in Broadcast Extension target (see Example project in repo)
5. When BroadcastWriter finished, don't forget to move Broadcast Writer output file to your AppGroup container directory, to have access from main target, see Example
6. Pay Attention to use your own App Group identifiers when using Example project