MFGetUncompressedVideoFormat function (mfapi.h)

Article
02/22/2024

[This API is not supported and may be altered or unavailable in the future. Applications should avoid using the MFVIDEOFORMAT structure, and use media type attributes instead. For more information, see Video Media Types.]

Returns the FOURCC or D3DFORMAT value for an uncompressed video format.

Syntax

DWORD MFGetUncompressedVideoFormat(
  [in] const MFVIDEOFORMAT *pVideoFormat
);

Parameters

[in] pVideoFormat

Pointer to an MFVIDEOFORMAT structure.

Return value

Returns a FOURCC or D3DFORMAT value that identifies the video format. If the video format is compressed or not recognized, the return value is D3DFMT_UNKNOWN.

Remarks

Note Prior to Windows 7, this function was exported from evr.dll. Starting in Windows 7, this function is exported from mfplat.dll, and evr.dll exports a stub function that calls into mfplat.dll. For more information, see Library Changes in Windows 7.

Requirements

Requirement	Value
Minimum supported client	Windows Vista [desktop apps only]
Minimum supported server	Windows Server 2008 [desktop apps only]
Target Platform	Windows
Header	mfapi.h
Library	Evr.lib
DLL	Mfplat.dll