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Background audio recording now works as expected

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Andrew Walz 2017-01-11 15:33:38 -07:00
parent 4c3a2c8f47
commit f7b52dea9f
1 changed files with 32 additions and 5 deletions
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37
Source/SwiftyCamViewController.swift
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@ -123,12 +123,16 @@ open class SwiftyCamViewController: UIViewController {
public var promptToAppPrivacySettings = true public var promptToAppPrivacySettings = true
/// Set whether SwiftyCam should allow background audio from other applications
public var allowBackgroundAudio = true
// MARK: Public Get-only Variable Declarations // MARK: Public Get-only Variable Declarations
/// Returns true if video is currently being recorded /// Returns true if video is currently being recorded
private(set) public var isVideRecording = false private(set) public var isVideoRecording = false
/// Returns true if the capture session is currently running /// Returns true if the capture session is currently running
@ -208,7 +212,7 @@ open class SwiftyCamViewController: UIViewController {
override open func viewDidLoad() { override open func viewDidLoad() {
super.viewDidLoad() super.viewDidLoad()
previewLayer = PreviewView(frame: self.view.frame) previewLayer = PreviewView(frame: self.view.frame)
// Add Pinch Gesture Recognizer for pinch to zoom // Add Pinch Gesture Recognizer for pinch to zoom
addGestureRecognizersTo(view: previewLayer) addGestureRecognizersTo(view: previewLayer)
@ -251,6 +255,10 @@ open class SwiftyCamViewController: UIViewController {
override open func viewDidAppear(_ animated: Bool) { override open func viewDidAppear(_ animated: Bool) {
super.viewDidAppear(animated) super.viewDidAppear(animated)
// Set background audio preference
setBackgroundAudioPreference()
sessionQueue.async { sessionQueue.async {
switch self.setupResult { switch self.setupResult {
case .success: case .success:
@ -386,7 +394,7 @@ open class SwiftyCamViewController: UIViewController {
let outputFileName = UUID().uuidString let outputFileName = UUID().uuidString
let outputFilePath = (NSTemporaryDirectory() as NSString).appendingPathComponent((outputFileName as NSString).appendingPathExtension("mov")!) let outputFilePath = (NSTemporaryDirectory() as NSString).appendingPathComponent((outputFileName as NSString).appendingPathExtension("mov")!)
movieFileOutput.startRecording(toOutputFileURL: URL(fileURLWithPath: outputFilePath), recordingDelegate: self) movieFileOutput.startRecording(toOutputFileURL: URL(fileURLWithPath: outputFilePath), recordingDelegate: self)
self.isVideRecording = true self.isVideoRecording = true
self.cameraDelegate?.SwiftyCamDidBeginRecordingVideo() self.cameraDelegate?.SwiftyCamDidBeginRecordingVideo()
} }
else { else {
@ -407,7 +415,7 @@ open class SwiftyCamViewController: UIViewController {
public func endVideoRecording() { public func endVideoRecording() {
if self.movieFileOutput?.isRecording == true { if self.movieFileOutput?.isRecording == true {
self.isVideRecording = false self.isVideoRecording = false
movieFileOutput!.stopRecording() movieFileOutput!.stopRecording()
disableFlash() disableFlash()
@ -432,7 +440,7 @@ open class SwiftyCamViewController: UIViewController {
public func switchCamera() { public func switchCamera() {
guard isVideRecording != true else { guard isVideoRecording != true else {
//TODO: Look into switching camera during video recording //TODO: Look into switching camera during video recording
print("[SwiftyCam]: Switching between cameras while recording video is not supported") print("[SwiftyCam]: Switching between cameras while recording video is not supported")
return return
@ -858,6 +866,25 @@ open class SwiftyCamViewController: UIViewController {
} }
} }
} }
/// Sets whether SwiftyCam should enable background audio from other applications or sources
fileprivate func setBackgroundAudioPreference() {
guard allowBackgroundAudio == true else {
return
}
do{
try AVAudioSession.sharedInstance().setCategory(AVAudioSessionCategoryPlayAndRecord,
with: [.duckOthers, .defaultToSpeaker])
session.automaticallyConfiguresApplicationAudioSession = false
}
catch {
print("[SwiftyCam]: Failed to set background audio preference")
}
}
} }
extension SwiftyCamViewController : SwiftyCamButtonDelegate { extension SwiftyCamViewController : SwiftyCamButtonDelegate {