react-native-vision-camera/ios/CameraView+Focus.swift
Marc Rousavy 71730a73ef
fix: Fix AVAudioSession not allowing background music playback (#155)
* Set category always if different

* rename org

* Fix video format sorting

* fix format filtering

* Update AVAudioSession+setCategoryIfNotSet.swift

* upgrade all dependencies

* Also run dependabot for JS codebase

* Update MediaPage.tsx

* Use typescript 4.2.4

* Also run TS in check-all

* Downgrade typescript to 4.2.3

* f

* recreate lockfiles

* docs: Revert package.json changes

* revert all package.json changes

* Update Podfile.lock

* bump all dependencies, pin typescript to 4.2.4

* Downgrade react-native-navigation for now

* upgrade to later snapshot

* Update yarn.lock

* remove yeet
2021-06-01 13:07:57 +02:00

42 lines
1.1 KiB
Swift

//
// CameraView+focus.swift
// Cuvent
//
// Created by Marc Rousavy on 19.02.21.
// Copyright © 2021 mrousavy. All rights reserved.
//
import Foundation
extension CameraView {
func focus(point: CGPoint, promise: Promise) {
withPromise(promise) {
guard let device = self.videoDeviceInput?.device else {
throw CameraError.session(SessionError.cameraNotReady)
}
if !device.isFocusPointOfInterestSupported {
throw CameraError.device(DeviceError.focusNotSupported)
}
let normalizedPoint = self.videoPreviewLayer.captureDevicePointConverted(fromLayerPoint: point)
do {
try device.lockForConfiguration()
device.focusPointOfInterest = normalizedPoint
device.focusMode = .continuousAutoFocus
if device.isExposurePointOfInterestSupported {
device.exposurePointOfInterest = normalizedPoint
device.exposureMode = .continuousAutoExposure
}
device.unlockForConfiguration()
return nil
} catch {
throw CameraError.device(DeviceError.configureError)
}
}
}
}