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AuMakeSendNotifyAction - initialize an action
#include <audio/audiolib.h>
AuMakeSendNotifyAction(action, trigger_state,
trigger_prev_state, trigger_reason)
AuElementAction action; /* RETURN */
unsigned char trigger_state;
unsigned char trigger_prev_state;
unsigned char trigger_reason;
- action
- Returns the initialized action.
- trigger_state
- Specifies the
state that triggers the action. This must be one of thses constants: AuStateStop,
AuStateStart, or AuStatePause.
- 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,
AuReasonOverrun, AuReasonEOF, AuReasonWatermark, AuReasonHardware, or AuReasonAny.
AuMakeSendNotifyAction sets the action field of action to AuElementActionSendNotify
and initializes the other fields with the remaining arguments.
AuMakeSendNotifyAction
is implemented as a macro.
AuMakeChangeStateAction, AuMakeNoopAction.
audiolib - Network Audio System C Language Interface
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