IMFTransform::GetOutputStreamAttributes method

Gets the attribute store for an output stream on this Media Foundation transform (MFT).

Syntax


HRESULT GetOutputStreamAttributes(
  [in]   DWORD dwOutputStreamID,
  [out]  IMFAttributes **ppAttributes
);

Parameters

dwOutputStreamID [in]

Output stream identifier. To get the list of stream identifiers, call IMFTransform::GetStreamIDs.

ppAttributes [out]

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 codeDescription
S_OK

The method succeeded.

E_NOTIMPL

The MFT does not support output stream attributes.

MF_E_INVALIDSTREAMNUMBER

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

Minimum supported client

Windows Vista [desktop apps | Windows Store apps]

Minimum supported server

Windows Server 2008 [desktop apps | Windows Store apps]

Header

Mftransform.h

Library

Mfuuid.lib

See also

IMFTransform
Transform Attributes
Media Foundation Transforms

 

 

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