IWICMetadataReaderInfo::MatchesPattern method

Determines if a stream contains a metadata item pattern.

Syntax

HRESULT MatchesPattern(
  [in]  REFGUID guidContainerFormat,
  [in]  IStream *pIStream,
  [out] BOOL    *pfMatches
);

Parameters

guidContainerFormat [in]

Type: REFGUID

The container format of the metadata item.

pIStream [in]

Type: IStream*

The stream to search for the metadata pattern.

pfMatches [out]

Type: BOOL*

Pointer that receives TRUE if the stream contains the pattern; otherwise, FALSE.

Return value

Type: HRESULT

If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.

Requirements