MFPKEY_WMADEC_SPKRCFG Property

Artigo
04/12/2010

Specifies the speaker configuration on the client computer.

Constant for IPropertyBag

g_wszWMACSpeakerConfig

Data Type

VT_UI4

Default Value

No specific speaker configuration is assumed.

Remarks

You should set this value to one of the constants or values in the following table. The constants are defined in Microsoft DirectSound®, and are listed here for convenience. To resolve these constant names for your compiler, you must include dsound.h.

Constant	Value	Description
DSSPEAKER_DIRECTOUT	0x00000000	The audio is passed through directly, without being configured for speakers.
DSSPEAKER_HEADPHONE	0x00000001	The client computer is equipped with headphones.
DSSPEAKER_MONO	0x00000002	The client computer is equipped with a monoaural speaker.
DSSPEAKER_QUAD	0x00000003	The client computer is equipped with quadraphonic speakers.
DSSPEAKER_STEREO	0x00000004	The client computer is equipped with stereo speakers.
DSSPEAKER_SURROUND	0x00000005	The client computer is equipped with four-channel surround-sound speakers.
DSSPEAKER_5POINT1	0x00000006	The client computer is equipped with five speakers and a subwoofer.
DSSPEAKER_7POINT1	0x00000007	The client computer is equipped with seven speakers and a subwoofer.

The value set for this property determines the output formats enumerated by the codec for multichannel audio.

Requirements

Minimum supported client	Windows XP
Minimum supported server	Windows Server 2003
Header	Wmcodecdsp.h

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