typedef void(* NH_INPUT_SOURCECHANGE)(CPHOBJECT const hInput, CPUINT32 const dwInputUserData, CPENDPOINT const *const pSource, ISCCauses const operation)

Input source change notification.

Called if a new source is connected, or if a source is silent (the input does not receive message or internal system message for 2 seconds). This can be used to prepare voice resource on new source, shut down sound generator, or reset some functionality in case of loosing source.

Parameters

[in]	hInput	Handle to the notified input.
[in]	dwInputUserData	The user data associated to the input handle during its creation.
[in]	pSource	Pointer to the lost source.
[in]	operation	The cause. see ISCCauses enumeration in CLC_Enums.h

Remarks

This notification is activated by using Input_RegisterNotificationHandler.