IMediaObject::GetOutputCurrentType (Windows CE 5.0)
This method retrieves the media type that was set for an output stream, if any.
HRESULT GetOutputCurrentType(DWORDdwOutputStreamIndex,DMO_MEDIA_TYPE* pmt);
Parameters
- dwOutputStreamIndex
Zero-based index of an output stream on the DMO. - pmt
[out] Pointer to a DMO_MEDIA_TYPE structure allocated by the caller. The method fills the structure with the media type.
Return Values
Returns an HRESULT value. Possible values include the following.
| Value | Description |
|---|---|
| S_OK | Success |
| DMO_E_INVALIDSTREAMINDEX | Invalid stream index |
| DMO_E_TYPE_NOT_SET | Media type was not set |
| E_OUTOFMEMORY | Insufficient memory |
Remarks
The caller must set the media type for the stream before calling this method. To set the media type, call the IMediaObject::SetOutputType method.
If the method succeeds, call MoFreeMediaType to free the format block.
Requirements
OS Versions: Windows CE .NET 4.1 and later.
Header: Dmo.h.
Link Library: Dmoguid.lib.
See Also
IMediaObject | IMediaObject::SetOutputType | MoFreeMediaType | DMO_E_INVALIDSTREAMINDEX | DMO_E_TYPE_NOT_SET | DMO_MEDIA_TYPE
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