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MFInitMediaTypeFromVideoInfoHeader function

Initializes a media type from a DirectShow VIDEOINFOHEADER structure.

Syntax


HRESULT MFInitMediaTypeFromVideoInfoHeader(
  IMFMediaType *pMFType,
  const VIDEOINFOHEADER *pVIH,
  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.

pVIH

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

cbBufSize

Size of the VIDEOINFOHEADER 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 VIDEOINFOHEADER structure.

Return value

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

Remarks

This function is available on the following platforms if the Windows Media Format 11 SDK redistributable components are installed:

  • Windows XP with Service Pack 2 (SP2) and later.
  • Windows XP Media Center Edition 2005 with KB900325 (Windows XP Media Center Edition 2005) and KB925766 (October 2006 Update Rollup for Windows XP Media Center Edition) installed.

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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