In Control Panel, double-click the Sounds and Audio Devices icon. To locate the DirectSound speaker-configuration dialog under Windows XP, for example, follow these steps: For a list of the speaker configurations that DirectSound defines for this method, see Translating Speaker-Configuration Requests.Ī user can change the configuration through the speaker-configuration dialog in the Multimedia Properties page (mmsys.cpl) in Control Panel. The method also attempts to apply the new setting immediately to the hardware, although audio devices are typically unable to change speaker settings while the DirectSound object exists.
Starting with Windows Vista, IDirectSound::GetSpeakerConfig and IDirectSound::SetSpeakerConfig have been deprecated.ĭirectSound keeps track of its current speaker-configuration setting in the registry and applies that setting to the audio hardware each time a new DirectSound device is created.Īn application program can change the system-wide speaker configuration by calling the IDirectSound::SetSpeakerConfig method, which updates the speaker-configuration setting in the registry. Note This information applies to Windows XP and earlier operating systems.
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