Type Property

shutdown

System pressure is beyond critical, so the capture system has shut down.

Declaration

Discussion

When system pressure reaches this level, the capture system automatically shuts down, causing a session interruption. Use the AVCaptureSessionInterruptionSystemPressureStateKey in the interruption notification's userInfo dictionary to find details about the system pressure factors causing the interruption.

See Also

System Pressure Levels

static let nominal: AVCaptureDevice.SystemPressureState.Level

System pressure level is normal (not pressured).

static let serious: AVCaptureDevice.SystemPressureState.Level

System pressure is highly elevated. Capture performance may be impacted. Frame rate throttling is advised.

static let critical: AVCaptureDevice.SystemPressureState.Level

System pressure is critically elevated. Capture quality and performance are significantly impacted. Frame rate throttling is highly advised.