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Gets the IMFAttributes for the substream with the specified index.
Syntax
HRESULT GetAttributes(
[in] DWORD dwMuxStreamIndex,
[in] IMFAttributes **ppStreamAttributes
);
Parameters
[in] dwMuxStreamIndex
The index of the substream for which attributes are retrieved.
[in] ppStreamAttributes
The attributes for the specified substream.
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. |
|
Invalid argument. |
|
The stream specified substream index is invalid. Call GetStreamCount to get the number of substreams managed by the multiplexed media source. |
Requirements
| Requirement | Value |
|---|---|
| Minimum supported client | Windows 10, version 1703 [desktop apps only] |
| Minimum supported server | None supported |
| Target Platform | Windows |
| Header | mfobjects.h |
| Library | Mfplat.lib; Mfplat.dll |