IKsPin::KsQueryMediums method (ksproxy.h)
The KsQueryMediums method retrieves mediums that a pin supports.
Syntax
HRESULT KsQueryMediums(
[out] PKSMULTIPLE_ITEM *MediumList
);
Parameters
[out] MediumList
Pointer to a buffer that receives a pointer to a KSMULTIPLE_ITEM structure, followed by a sequence of KSPIN_MEDIUM structures that describe medium types. The KSMULTIPLE_ITEM structure is a header that describes the size of the buffer and the number of entries in the list that follows the header.
Return value
Returns NOERROR if successful; otherwise, returns an error code.
Remarks
The returned mediums are ordered by preference.
Applications call KsQueryMediums to retrieve mediums that pins support in order to build a filter graph.
Requirements
| Requirement | Value |
|---|---|
| Target Platform | Desktop |
| Header | ksproxy.h (include Ksproxy.h) |