MESourceRateChangeRequested event
Raised by a media source to request a new playback rate. The application should call IMFRateControl::SetRate with the requested rate. A media source might raise this event if it cannot continue playback at the current rate.
Event values
Possible values retrieved from IMFMediaEvent::GetValue include the following.
| VARTYPE | Description |
|---|---|
| VT_R4 |
The requested new playback rate. |
Attributes
The following attributes are defined for this event.
| Attribute | Description |
|---|---|
| MF_EVENT_DO_THINNING |
Specifies whether the media source also requests thinning. |
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client |
Windows Vista [desktop apps only] |
| Minimum supported server |
Windows Server 2008 [desktop apps only] |
| Header |
|
See also
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