IMFPresentationDescriptor::DeselectStream Method
Deselects a stream in the presentation.
Syntax
HRESULT DeselectStream(
[in] DWORD dwDescriptorIndex
);
Parameter
- dwDescriptorIndex [in]
The stream number to deselect, indexed from zero. To find the number of streams in the presentation, call the IMFPresentationDescriptor::GetStreamDescriptorCount method.
Rückgabewert
The method returns an HRESULT. Possible values include, but are not limited to, those in the following table.
| Rückgabecode | Beschreibung |
|---|---|
| S_OK | The method succeeded. |
| E_INVALIDARG | dwDescriptorIndex is out of range. |
Hinweise
If a stream is deselected, no data is generated for that stream. To select the stream again, call IMFPresentationDescriptor::SelectStream.
To query whether a stream is selected, call IMFPresentationDescriptor::GetStreamDescriptorByIndex.
This interface is available on the following platforms if the Windows Media Format 11 SDK redistributable components are installed:
- Windows XP mit Service Pack 2 (SP2) und höher.
- Windows XP Media Center Edition 2005 with KB900325 (Windows XP Media Center Edition 2005) and KB925766 (Oktober 2006 Updaterollup für Windows XP Media Center Edition) installed.
Anforderungen
Mindestens unterstützter Client |
Windows Vista |
Mindestens unterstützter Server |
Windows Server 2008 |
Header |
Mfidl.h |
Bibliothek |
Mfuuid.lib |