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MFInitMediaTypeFromVideoInfoHeader2 function

Initializes a media type from a DirectShow VIDEOINFOHEADER2 structure.

Syntax


HRESULT MFInitMediaTypeFromVideoInfoHeader2(
  IMFMediaType *pMFType,
  const VIDEOINFOHEADER2 *pVIH2,
  UINT32 cbBufSize,
  const GUID *pSubtype = NULL
);

Parameters

pMFType

Pointer to the IMFMediaType interface of the media type to initialize. To create the uninitialized media type object, call MFCreateMediaType.

pVIH2

Pointer to a VIDEOINFOHEADER2 structure that describes the media type. The caller must fill in the structure members before calling this function.

cbBufSize

Size of the VIDEOINFOHEADER2 structure, in bytes.

pSubtype

Pointer to a subtype GUID. This parameter can be NULL. If the subtype GUID is specified, the function uses it to set the media subtype. Otherwise, the function attempts to deduce the subtype from the biCompression field contained in the VIDEOINFOHEADER2 structure.

Return value

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

Return codeDescription
S_OK

The function succeeded.

 

Requirements

Minimum supported client

Windows Vista [desktop apps only]

Minimum supported server

Windows Server 2008 [desktop apps only]

Header

Mfapi.h

Library

Mfplat.lib

DLL

Mfplat.dll

See also

Media Foundation Functions
Media Type Conversions
Media Types

 

 

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