IMFTransform::GetOutputStreamInfo method (mftransform.h)

Gets the buffer requirements and other information for an output stream on this Media Foundation transform (MFT).


HRESULT GetOutputStreamInfo(
  [in]  DWORD                  dwOutputStreamID,
  [out] MFT_OUTPUT_STREAM_INFO *pStreamInfo


[in] dwOutputStreamID

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

[out] pStreamInfo

Pointer to an MFT_OUTPUT_STREAM_INFO structure. The method fills the structure with information about the output stream.

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 stream number.


It is valid to call this method before setting the media types. Note that the results of this call can change dynamically after the media type changes and after ProcessOutput is called, so you may need to call this method again after either of these occur.

If MFT_UNIQUE_METHOD_NAMES is defined before including mftransform.h, this method is renamed MFTGetOutputStreamInfo. See Creating Hybrid DMO/MFT Objects.


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

See also


Media Foundation Transforms