Microsoft KB Archive/155358

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How To Set the Size of the Wave Audio Buffer

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Q155358

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The information in this article applies to:


 * Microsoft Win32 Software Development Kit (SDK), version 4.0
 * Microsoft Win32 Software Development Kit (SDK) for Windows NT, versions 3.5, 3.51

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SUMMARY
MCIWAVE driver allocates memory to buffer audio data during playback or recording. This article describes how to use the Control Panel to set the amount of memory allocated by MCIWAVE driver.

For Windows NT System

 * 1) Run the Control Panel.
 * 2) Double-click the Drivers icon.
 * 3) Double-click (MCI) Sound in the Installed Drivers list.
 * 4) Scroll the "Seconds" scroll bar to the right or to the left and select a buffer that stores between 2 and 9 seconds of audio data, as desired.

For Windows 95 System

 * 1) Run the Control Panel.
 * 2) Double-click the Multimedia icon.
 * 3) Click the Advanced tab.
 * 4) Double-click Media Control Devices.
 * 5) Double-click Wave Audio Device (Media Control).
 * 6) Click the Settings button.
 * 7) Scroll the "Seconds" scroll bar to the right or to the left and select a buffer that stores between 2 and 9 seconds of audio data, as desired.

In both systems, the default setting is 4 seconds.

Additional query words: 3.50 3.51 4.00 kbdsd wave play record MCI_PLAY MCI_RECORD

Keywords : kbmm

Issue type :

Technology : kbWin32SDKSearch kbAudDeveloper kbSDKSearch kbWin32sSearch kbWin32SDK400 kbWin32SDKNT350 kbWin32SDKNT351