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IMFMediaEngineExtension::CanPlayType method

Queries whether the object can load a specified type of media resource.

Syntax

C++


HRESULT CanPlayType(
  [in]  BOOL                    AudioOnly,
  [in]  BSTR                    MimeType,
  [out] MF_MEDIA_ENGINE_CANPLAY *pAnswer
);

Parameters

AudioOnly [in]: If TRUE, the Media Engine is set to audio-only mode. Otherwise, the Media Engine is set to audio-video mode.
MimeType [in]: A string that contains a MIME type with an optional codecs parameter, as defined in RFC 4281.
pAnswer [out]: Receives a member of the MF_MEDIA_ENGINE_CANPLAY enumeration.

Return value

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

Remarks

Implement this method if your Media Engine extension supports one or more MIME types.

Requirements

Minimum supported client	Windows 8 [desktop apps \| Windows Store apps]
Minimum supported server	Windows Server 2012 [desktop apps \| Windows Store apps]
Header	Mfmediaengine.h