IMFTransform::GetAttributes Method

Gets the global attribute store for this Media Foundation transform (MFT).

Syntax

public:
HRESULT GetAttributes(
         IMFAttributes **pAttributes
)

Parameters

pAttributes
Type: IMFAttributes **

[out, optional] Receives a pointer to the IMFAttributes interface. The caller must release the interface.

Return value

Type: HRESULT

The method returns an HRESULT. Possible values include, but are not limited to, those in the following table.

Return codes

Return code	Description
S_OK	The method succeeded.
E_NOTIMPL	The MFT does not support attributes.

Refer to Media Foundation return codes.

Remarks

Use the IMFAttributes pointer retrieved by this method to get or set attributes that apply to the entire MFT. To get the attribute store for an input stream, call IMFTransform::GetInputStreamAttributes. To get the attribute store for an output stream, call IMFTransform::GetOutputStreamAttributes.

Implementation of this method is optional unless the MFT needs to support a particular set of attributes. Exception: Hardware-based MFTs must implement this method. See Hardware MFTs.

Requirements

Header: Declared in mftransform.h.

Library: Use Mfuuid.lib.