IMFVideoSampleAllocator::InitializeSampleAllocator method

Specifies the number of samples to allocate and the media type for the samples.

Syntax


HRESULT InitializeSampleAllocator(
  [in]  DWORD cRequestedFrames,
  [in]  IMFMediaType *pMediaType
);

Parameters

cRequestedFrames [in]

Number of samples to allocate.

pMediaType [in]

Pointer to the IMFMediaType interface of a media type that describes the video format.

Return value

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

Return codeDescription
S_OK

The method succeeded.

MF_E_INVALIDMEDIATYPE

Invalid media type.

 

Requirements

Minimum supported client

Windows Vista [desktop apps | Windows Store apps]

Minimum supported server

Windows Server 2008 [desktop apps | Windows Store apps]

Header

Mfidl.h

Library

Mfuuid.lib

See also

IMFVideoSampleAllocator

 

 

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