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iOS Camera Settings

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This commit is contained in:
Volodymyr Smolianinov
2024-10-08 15:53:47 +02:00
parent f8efa172ba
commit 8991779851
5 changed files with 88 additions and 17 deletions
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61
package/ios/Core/CameraSession+Video.swift
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@@ -18,8 +18,6 @@ extension CameraSession {
filePath: String,
onVideoRecorded: @escaping (_ video: Video) -> Void,
onError: @escaping (_ error: CameraError) -> Void) {
lockCurrentExposure(for: captureSession)
// Run on Camera Queue
CameraQueues.cameraQueue.async {
let start = DispatchTime.now()
@@ -194,34 +192,63 @@ extension CameraSession {
}
}
func lockCurrentExposure(for session: AVCaptureSession) {
guard let captureDevice = AVCaptureDevice.default(for: .video) else {
func lockCurrentExposure(promise: Promise) {
CameraQueues.cameraQueue.async {
withPromise(promise) {
guard let captureDevice = AVCaptureDevice.default(for: .video) else {
print("No capture device available")
return
}
do {
}
do {
// Lock the device for configuration
try captureDevice.lockForConfiguration()
// Get the current exposure duration and ISO
let currentExposureDuration = captureDevice.exposureDuration
let currentISO = captureDevice.iso
// Check if the device supports custom exposure settings
if captureDevice.isExposureModeSupported(.custom) {
// Lock the current exposure and ISO by setting custom exposure mode
captureDevice.setExposureModeCustom(duration: currentExposureDuration, iso: currentISO, completionHandler: nil)
ReactLogger.log(level: .info, message: "Exposure and ISO locked at current values")
// Lock the current exposure and ISO by setting custom exposure mode
captureDevice.setExposureModeCustom(duration: currentExposureDuration, iso: currentISO, completionHandler: nil)
ReactLogger.log(level: .info, message: "Exposure and ISO locked at current values")
} else {
ReactLogger.log(level: .info, message:"Custom exposure mode not supported")
ReactLogger.log(level: .info, message:"Custom exposure mode not supported")
}
// Unlock the device after configuration
captureDevice.unlockForConfiguration()
} catch {
ReactLogger.log(level: .warning, message:"Error locking exposure: \(error)")
} catch {
ReactLogger.log(level: .warning, message:"Error locking exposure: \(error)")
}
return nil
}
}
}
func unlockCurrentExposure(promise: Promise) {
CameraQueues.cameraQueue.async {
withPromise(promise) {
guard let captureDevice = AVCaptureDevice.default(for: .video) else {
print("No capture device available")
return
}
do {
if captureDevice.isExposureModeSupported(.autoExpose) {
try captureDevice.lockForConfiguration()
captureDevice.exposureMode = .continuousAutoExposure
captureDevice.unlockForConfiguration()
}
} catch {
ReactLogger.log(level: .warning, message:"Error unlocking exposure: \(error)")
}
return nil
}
}
}
}