nf-mfcaptureengine-imfcapturesink-getservice.md

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NF:mfcaptureengine.IMFCaptureSink.GetService	IMFCaptureSink::GetService (mfcaptureengine.h)	Queries the underlying Sink Writer object for an interface.	GetService GetService method [Media Foundation] GetService method [Media Foundation] IMFCaptureSink interface IMFCaptureSink interface [Media Foundation] GetService method IMFCaptureSink.GetService IMFCaptureSink::GetService mf.imfcapturesink_getservice mfcaptureengine/IMFCaptureSink::GetService	mf\imfcapturesink_getservice.htm	mf	591F0E3D-01A8-420F-86C6-2C610643EB69	12/05/2018	GetService, GetService method [Media Foundation], GetService method [Media Foundation],IMFCaptureSink interface, IMFCaptureSink interface [Media Foundation],GetService method, IMFCaptureSink.GetService, IMFCaptureSink::GetService, mf.imfcapturesink_getservice, mfcaptureengine/IMFCaptureSink::GetService	mfcaptureengine.h		Windows	Windows 8 [desktop apps only]	Windows Server 2012 [desktop apps only]													Windows			19H1	IMFCaptureSink::GetService mfcaptureengine/IMFCaptureSink::GetService	c++	APIRef kbSyntax	COM	mfcaptureengine.h	IMFCaptureSink.GetService

IMFCaptureSink::GetService

-description

Queries the underlying Sink Writer object for an interface.

-parameters

-param dwSinkStreamIndex [in]

The zero-based index of the stream to query. The index is returned in the pdwSinkStreamIndex parameter of the IMFCaptureSink::AddStream method.

-param rguidService [in]

A service identifier GUID. Currently, the value must be GUID_NULL.

-param riid [in]

A service identifier GUID. Currently, the value must be IID_IMFSinkWriter.

-param ppUnknown [out]

Receives a pointer to the IUnknown interface. The caller must release the interface.

-returns

This method can return one of these values.

Return code	Description
S_OK	Success.
E_INVALIDARG	Invalid argument.
MF_E_INVALIDREQUEST	Invalid request.
MF_E_INVALIDSTREAMNUMBER	Invalid stream number.

-see-also

IMFCaptureSink