MESourceRateChanged event

Raised by a media source when the playback rate changes. This event is sent after the IMFRateControl::SetRate method completes asynchronously.

Event values

Possible values retrieved from IMFMediaEvent::GetValue include the following.

VARTYPE Description
VT_R4
The new playback rate.

Requirements

Requirement Value
Minimum supported client
Windows Vista [desktop apps only]
Minimum supported server
Windows Server 2008 [desktop apps only]
Header
Mfobjects.h (include Mfidl.h)

See also

Implementing Rate Control

Media Foundation Events

Rate Control

IMFRateControl::SetRate