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Fix high-definition bluetooth audio background playback

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This commit is contained in:
Marc Rousavy 2021-03-26 15:22:27 +01:00
parent 0750e42e9f
commit 6bc31d922e
1 changed files with 13 additions and 11 deletions
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24
ios/CameraView.swift
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@ -272,30 +272,32 @@ final class CameraView: UIView {
private let captureSession = AVCaptureSession()
private final func setAutomaticallyConfiguresAudioSession(_ automaticallyConfiguresAudioSession: Bool) {
if captureSession.automaticallyConfiguresApplicationAudioSession != automaticallyConfiguresAudioSession {
captureSession.beginConfiguration()
captureSession.automaticallyConfiguresApplicationAudioSession = automaticallyConfiguresAudioSession
captureSession.commitConfiguration()
}
}
// pragma MARK: Session, Device and Format Configuration
/**
Configures the Audio session to allow background-music playback while recording.
*/
private final func configureAudioSession() {
let start = DispatchTime.now()
let audioSession = AVAudioSession.sharedInstance()
do {
if captureSession.automaticallyConfiguresApplicationAudioSession {
captureSession.beginConfiguration()
captureSession.automaticallyConfiguresApplicationAudioSession = false
captureSession.commitConfiguration()
}
setAutomaticallyConfiguresAudioSession(false)
let audioSession = AVAudioSession.sharedInstance()
if audioSession.category != .playAndRecord {
// allow background music playback
try AVAudioSession.sharedInstance().setCategory(AVAudioSession.Category.playAndRecord, options: [.mixWithOthers, .allowBluetooth, .defaultToSpeaker])
try audioSession.setCategory(AVAudioSession.Category.playAndRecord, options: [.mixWithOthers, .allowBluetoothA2DP, .defaultToSpeaker])
}
// activate current audio session because camera is active
try AVAudioSession.sharedInstance().setActive(true)
try audioSession.setActive(true)
} catch let error as NSError {
self.invokeOnError(.session(.audioSessionSetupFailed(reason: error.localizedDescription)), cause: error)
captureSession.beginConfiguration()
captureSession.automaticallyConfiguresApplicationAudioSession = true
captureSession.commitConfiguration()
setAutomaticallyConfiguresAudioSession(true)
}
let end = DispatchTime.now()
let nanoTime = end.uptimeNanoseconds - start.uptimeNanoseconds