table of contents
AuMakeSendNotifyAction(3) | Library Functions Manual | AuMakeSendNotifyAction(3) |
Name¶
AuMakeSendNotifyAction - initialize an action
Synopsis¶
#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;
Arguments¶
- 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.
Description¶
AuMakeSendNotifyAction sets the action field of action to AuElementActionSendNotify and initializes the other fields with the remaining arguments.
AuMakeSendNotifyAction is implemented as a macro.
See Also¶
AuMakeChangeStateAction, AuMakeNoopAction.
audiolib - Network Audio System C Language Interface
1.9.4 | audiolib - action initialization |