numRunningAudioEngines

Declaration

UInt32 numRunningAudioEngines;

Overview

The number of running IOAudioEngines. This is used to maintain idle vs active power state.

See Also

Instance Variables

• workLoop
• timerEventSource
• timerEvents
• pendingPowerState
• minimumInterval
• familyManagePower
• duringStartup
• currentPowerState
• commandGate
• audioPorts
• audioEngines
• asyncPowerStateChangeInProgress