The key for retrieving information about system pressure factors that caused a capture session interruption.
SDKs
- iOS 11.1+
- Mac Catalyst 13.0+
Framework
- AVFoundation
Declaration
let AVCaptureSessionInterruptionSystemPressureStateKey: String
Discussion
If a capture session is interrupted due to system pressure, the user
dictionary for the AVCapture
notification contains this key, whose corresponding value is an AVCapture
object providing details about the system pressure level and contributing factors that caused the interruption.