react-native-vision-camera/ios/Parsers/AVCaptureDevice.Format.AutoFocusSystem+descriptor.swift

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2021-02-19 08:28:05 -07:00
//
// AVCaptureDevice.Format.AutoFocusSystem+descriptor.swift
// Cuvent
//
// Created by Marc Rousavy on 29.12.20.
// Copyright © 2020 Facebook. All rights reserved.
//
import AVFoundation
extension AVCaptureDevice.Format.AutoFocusSystem {
init(withString string: String) throws {
switch string {
case "contrast-detection":
self = .contrastDetection
return
case "phase-detection":
self = .phaseDetection
return
case "none":
self = .none
return
default:
throw EnumParserError.invalidValue
}
}
var descriptor: String {
switch self {
case .contrastDetection:
return "contrast-detection"
case .phaseDetection:
return "phase-detection"
case .none:
return "none"
@unknown default:
fatalError("AVCaptureDevice.Format has unknown state.")
}
}
}