CBasePin::GetMediaType
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4/8/2010
Retrieves the current type version, which is used by enumerators.
Syntax
virtual HRESULT GetMediaType(
int iPosition,
const CMediaType* pMediaType
);
Parameters
- iPosition
Position in the media type list.
- pMediaType
Returned pointer to the media type at this position.
Return Value
Returns E_UNEXPECTED by default implementation; the overriding member function should return one of the following values, or an HRESULT error value if the value could not be set.
| Value | Description |
|---|---|
S_FALSE |
Media type exists but is not currently usable. |
S_OK |
Media type was set. |
End of the list of media types has been reached. |
Remarks
This is a virtual member function that returns a media type corresponding to the position in the list specified by the iPosition parameter.
This base class returns an error because no media types are supported by default.
Derived classes should override this member function.
Requirements
| Windows Embedded CE | Windows CE 2.12 and later |
| Windows Mobile | Windows Mobile Version 5.0 and later |
| Note | Microsoft DirectShow applications and DirectShow filters have different include file and Library requirements For more information, see Setting Up the Build Environment, Version 2.12 requires DXPAK 1.0 or later |