Sets the options dictionary used to reencode media from the given connection as it's being recorded.
- iOS 10.0+
- macOS 10.7+
A dictionary of output settings. Pass an empty dictionary to specify that the format of the media from the connection shouldn't be changed before being written to the file. Pass
nilto specify that the output format should be determined by the session preset.
The connection delivering the media to be reencoded.