Microsoft DirectX 8.0

IAMTVAudioNotification Interface

An application using the TV Audio filter can implement the IAMTVAudioNotification interface to receive event notifications from a TV tuner card through IAMTuner::RegisterNotificationCallBack.

Methods in Vtable Order

IUnknown methodsDescription
QueryInterface Retrieves pointers to supported interfaces.
AddRef Increments the reference count.
Release Decrements the reference count.
IAMTVAudioNotification methodsDescription
OnEvent Handles events from a TV tuner card controlled by the IAMTVAudio interface.

IAMTVAudioNotification::OnEvent

IAMTVAudioNotification Interface

Handles events from a TV tuner card controlled by the IAMTVAudio interface.

Syntax

HRESULT OnEvent(
    AMTVAudioEventType Event
);

Parameters

Event
[in] Flag identifying the type of event. The only value currently defined is AMTVAUDIO_EVENT_CHANGED.

Return Value

Returns an HRESULT value that depends on the implementation of the interface.