AudioTrack Class

public class AudioTrack : Track, Equatable, CustomStringConvertible

Audio track metadata and available renditions.

Lifecycle

  • Creates an audio track descriptor.

    Declaration

    Swift

    public init(
    id: String,
    source: String = "",
    primary: Bool = false,
    roles: Roles = Roles(),
    properties: Properties = Properties(),
    label: String = "",
    language: String = "",
    channels: Int32 = -1,
    channelConfig: Int32 = -1)

    Parameters

    id

    Stable track identifier.
    source

    Source/adaptation-set identifier.
    primary

    Whether this track is marked primary.
    roles

    Role metadata map.
    properties

    Extra property metadata map.
    label

    User-visible track label.
    language

    Language code.
    channels

    Audio channel count.
    channelConfig

    Channel configuration value/mask.

Public

  • Track type discriminator.

    Declaration

    Swift

    public let trackType: TrackType
  • id

    Track identifier.

    Declaration

    Swift

    public let id: String

  • Source group identifier (provider-defined).

    Declaration

    Swift

    public let source: String

  • Whether this is marked as primary track.

    Declaration

    Swift

    public let primary: Bool

  • Role metadata.

    Declaration

    Swift

    public let roles: Roles

  • Extra property metadata.

    Declaration

    Swift

    public let properties: Properties

  • User-visible label.

    Declaration

    Swift

    public let label: String

  • Language code for this audio track.

    Declaration

    Swift

    public let language: String

  • Number of audio channels.

    Declaration

    Swift

    public let channels: Int32

  • Channel configuration mask/value.

    Declaration

    Swift

    public let channelConfig: Int32

  • Available renditions for this audio track.

    Declaration

    Swift

    public var renditions: [AudioRendition]

  • Compares two audio tracks field-by-field.

    Declaration

    Swift

    public static func == (lhs: AudioTrack, rhs: AudioTrack) -> Bool

  • Adds a rendition to this audio track.

    Declaration

    Swift

    public func addRendition(_ rendition: AudioRendition)

  • Human-readable diagnostic representation.

    Declaration

    Swift

    public var description: String { get }