IMFTransform::GetInputStreamAttributes method (mftransform.h)
Gets the attribute store for an input stream on this Media Foundation transform (MFT).
Syntax
HRESULT GetInputStreamAttributes(
[in] DWORD dwInputStreamID,
[out] IMFAttributes **pAttributes
);
Parameters
[in] dwInputStreamID
Input stream identifier. To get the list of stream identifiers, call IMFTransform::GetStreamIDs.
[out] pAttributes
Receives a pointer to the IMFAttributes interface. The caller must release the interface.
Return value
The method returns an HRESULT. Possible values include, but are not limited to, those in the following table.
| Return code | Description |
|---|---|
|
The method succeeded. |
|
The MFT does not support input stream attributes. |
|
Invalid stream identifier. |
Remarks
Implementation of this method is optional unless the MFT needs to support a particular set of attributes.
To get the attribute store for the entire MFT, call IMFTransform::GetAttributes.
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows Vista [desktop apps | UWP apps] |
| Minimum supported server | Windows Server 2008 [desktop apps | UWP apps] |
| Target Platform | Windows |
| Header | mftransform.h |
| Library | Mfuuid.lib |