AuMakeNoopAction - initialize an action
#include <audio/audiolib.h>
AuMakeNoopAction(action, trigger_state, trig_ger_prev_state,
trigger_reason)
AuElementAction action; /* RETURN */
unsigned char trigger_state;
unsigned char trigger_prev_state;
unsigned char trigger_reason;
trigger_state
Specifies the state that triggers the action.
This must be one of thses constants: AuStateStop,
AuStateStart, AuStatePause, or AuStateAny.
trigger_prev_state
Specifies the previous state for the trigger.
This must be one of thses constants: AuStateStop,
AuStateStart, AuStatePause, or AuStateAny.
trigger_reason
Specifies the reason for the action. This must
be one of these constants: AuReasonUser, AuReasonUnderrun,
AuMakeNoopAction sets the action field of action to AuElementActionNoop and initializes the other fields with the remaining arguments.
AuMakeNoopAction is implemented as a macro.
AuMakeChangeStateAction, AuMakeSendNotifyAction.
audiolib - Network Audio System C Language Interface