Structures

The following structures are available globally.

  • Display metadata for a language or regional voice supported by Apple platforms.

    The catalog is intentionally separate from runtime capabilities. Use availableSynthesisVoices and supportsRecognition before presenting an operation as available on the current device.

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    Declaration

    Swift

    public struct OSSLanguage : Hashable, Identifiable, Sendable

  • Selects an actual voice exposed by AVFoundation.

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    Declaration

    Swift

    public struct OSSVoiceConfiguration

  • Value-style speech parameters used to construct a fresh AVFoundation utterance for every synthesis request.

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    Declaration

    Swift

    public struct OSSUtteranceConfiguration

  • Information about a resolved system voice.

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    Declaration

    Swift

    @available(*, deprecated, message: "Use OSSLanguage and AVSpeechSynthesisVoice directly.")
public struct OSSVoiceInfo