swift 当应用程序处于终止状态时,在CarPlay中播放音频

niwlg2el  于 2024-01-05  发布在  Swift
关注(0)|答案(1)|浏览(167)

我开发了支持Apple CarPlay的音频流应用程序。
如果iPhone被锁定,它可以正常工作,应用程序处于后台或活动状态。但我想从CarPlay播放音频,即使应用程序处于类似于Spotify应用程序的终止状态。
我尝试了很多东西,但都无法实现这一点。所以请帮助我,并分享一些代码来审查。

smtd7mpg

smtd7mpg1#

  1. import UIKit
  2. import AVFoundation
  3. @UIApplicationMain
  4. class AppDelegate: UIResponder, UIApplicationDelegate {
  5. var window: UIWindow?
  6. func application(_ application: UIApplication, didFinishLaunchingWithOptions launchOptions: [UIApplication.LaunchOptionsKey: Any]?) -> Bool {
  7. // Configure your audio session
  8. do {
  9. try AVAudioSession.sharedInstance().setCategory(.playback, mode: .default, options: [.mixWithOthers, .allowAirPlay])
  10. try AVAudioSession.sharedInstance().setActive(true)
  11. } catch {
  12. print("Error setting up audio session: \(error.localizedDescription)")
  13. }
  14. return true
  15. }
  16. func remoteControlReceived(with event: UIEvent?) {
  17. if let event = event {
  18. switch event.subtype {
  19. case .remoteControlPlay:
  20. // Handle play event
  21. break
  22. case .remoteControlPause:
  23. // Handle pause event
  24. break
  25. case .remoteControlTogglePlayPause:
  26. // Handle toggle play/pause event
  27. break
  28. case .remoteControlNextTrack:
  29. // Handle next track event
  30. break
  31. case .remoteControlPreviousTrack:
  32. // Handle previous track event
  33. break
  34. default:
  35. break
  36. }
  37. }
  38. }
  39. // Additional methods for handling background tasks
  40. var backgroundTask: UIBackgroundTaskIdentifier = .invalid
  41. func beginBackgroundTask() {
  42. backgroundTask = UIApplication.shared.beginBackgroundTask(withName: "Background Audio", expirationHandler: {
  43. // Cleanup tasks when the background task expires
  44. UIApplication.shared.endBackgroundTask(self.backgroundTask)
  45. self.backgroundTask = .invalid
  46. })
  47. }
  48. // Other methods...
  49. }

字符串

展开查看全部

相关问题