Specifies the recommended settings for use with an
- iOS 7.0+
- macOS 10.15+
- Mac Catalyst 13.0+
Specifies the UTI of the file type to be written. See File Format UTIs for the defined UTIs.
A fully populated dictionary of keys and values that are compatible with
The value of this property is an
NSDictionary containing values for compression settings keys defined in Audio Settings and Formats. This dictionary is suitable for use as the
output parameter when creating an
AVAsset; for example,
The dictionary returned contains all necessary keys and values needed to create an
AVAsset instance; see the
init(media method for a more in depth discussion. For QuickTime movie and ISO files, the recommended audio settings will always produce output comparable to that of
The dictionary of settings is dependent on the current configuration of the receiver's
AVCapture and its inputs. The settings dictionary may change if the session's configuration changes. As such, you should configure your session first, then query the recommended audio settings.