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UID title description helpviewer_keywords old-location tech.root ms.assetid ms.date ms.keywords req.header req.include-header req.target-type req.target-min-winverclnt req.target-min-winversvr req.kmdf-ver req.umdf-ver req.ddi-compliance req.unicode-ansi req.idl req.max-support req.namespace req.assembly req.type-library req.lib req.dll req.irql targetos req.typenames req.redist ms.custom f1_keywords dev_langs topic_type api_type api_location api_name
NS:mmreg.wavefilter_tag
WAVEFILTER (mmreg.h)
The WAVEFILTER structure defines a filter for waveform-audio data.
*LPWAVEFILTER
*NPWAVEFILTER
*PWAVEFILTER
WAVEFILTER
WAVEFILTER structure [Windows Multimedia]
_win32_WAVEFILTER_str
mmreg/WAVEFILTER
multimedia.wavefilter
multimedia\wavefilter.htm
Multimedia
dea3df47-88a2-439f-bf07-b5c592bf23e8
12/05/2018
*LPWAVEFILTER, *NPWAVEFILTER, *PWAVEFILTER, WAVEFILTER, WAVEFILTER structure [Windows Multimedia], _win32_WAVEFILTER_str, mmreg/WAVEFILTER, multimedia.wavefilter
mmreg.h
Windows
Windows 2000 Professional [desktop apps only]
Windows 2000 Server [desktop apps only]
Windows
WAVEFILTER
19H1
wavefilter_tag
mmreg/wavefilter_tag
WAVEFILTER
mmreg/WAVEFILTER
c++
APIRef
kbSyntax
HeaderDef
Mmreg.h
WAVEFILTER

WAVEFILTER structure

-description

The WAVEFILTER structure defines a filter for waveform-audio data. Only filter information common to all waveform-audio data filters is included in this structure. For filters that require additional information, this structure is included as the first member in another structure along with the additional information.

-struct-fields

-field cbStruct

Size, in bytes, of the WAVEFILTER structure. The size specified in this member must be large enough to contain the base WAVEFILTER structure.

-field dwFilterTag

Waveform-audio filter type. Filter tags are registered with Microsoft Corporation for various filter algorithms.

-field fdwFilter

Flags for the dwFilterTag member. The flags defined for this member are universal to all filters. Currently, no flags are defined.

-field dwReserved

Reserved for system use; should not be examined or modified by an application.

-see-also

Waveform Audio

Waveform Structures