A uniform type identifier for various file formats.
SDKs
- iOS 11.0+
- macOS 10.13+
- Mac Catalyst 13.0+Beta
- tvOS 11.0+
- watchOS 6.0+Beta
Framework
- AVFoundation
Declaration
struct AVFileType
StructureAVFile
AVFile
Topics
File Types
static let ac3: AVFileA UTI for the AC-3 audio file format.
static let amr: AVFileA UTI for the adaptive multirate audio file format.
static let dng: AVFileA UTI for the Adobe digital negative file format.
static let mobile3GPP: AVFileA UTI for the 3GPP file format.
static let aifc: AVFileA UTI for the AIFC audio file format.
static let aiff: AVFileA UTI for the AIFF audio file format.
static let avci: AVFileA UTI for the high efficiency image file format containing H.264 compressed images.
static let heic: AVFileA UTI for the high efficiency image file format containing HEVC compressed images.
static let heif: AVFileA UTI for the high efficiency image file format containing images compressed with any codec.
static let jpg: AVFileA UTI for the JPEG (JFIF) format.
static let tif: AVFileA UTI for the tagged image file format.
static let wav: AVFileA UTI for the WAVE audio file format.
static let mobile3GPP2: AVFileA UTI for the 3GPP2 file format.
static let mp4: AVFileA UTI for the MPEG-4 file format.
static let au: AVFileA UTI for the Sun/NeXT audio file format.
static let m4a: AVFileA UTI for the Apple m4a audio file format.
static let m4v: AVFileA UTI for the iTunes video file format.
static let mp3: AVFileA UTI for the MPEG Audio Layer 3 file format.
static let eac3: AVFileA UTI for the enhanced AC-3 audio file format.
static let mov: AVFileA UTI for the QuickTime movie file format.
static let caf: AVFileA UTI for the Core Audio Format.
Creating File Types
init(String)The default initializer for a new file type.
init(rawCreates a file type from its raw string value.
Relationships
Conforms To
See Also
Supporting Types
Video Settings Dictionaries
Define output image and video formats by using the key and value constants.
Video Settings
Dictionary keys for configuring video compression and compression settings for video assets.
struct AVMediaAn identifier for various media types.
struct AVMediaThe options for specifying media type characteristics.
Beta Software
This documentation contains preliminary information about an API or technology in development. This information is subject to change, and software implemented according to this documentation should be tested with final operating system software.
Learn more about using Apple's beta software