WPDM_STANDBY

This message is passed to the PDD_WaveProc function to instruct the audio PDD to put the audio circuitry in standby mode.

Parameters

  • apidir
    Input and output; one of the following values:

    Value Description
    WAPI_IN Puts input circuitry in standby.
    WAPI_OUT Puts output circuitry in standby.
  • dwParam1
    Not used.

  • dwParam2
    Not used.

Remarks

This message should turn off as much of the audio circuit as possible. When this message is called again, the audio circuitry should be turned on as quickly as possibly. This message is sent between playback of sounds to minimize audio circuit power drain.

Requirements

Runs on Versions Defined in Include Link to
Windows CE OS 1.0 and later Waveddsi.h    

Note   This API is part of the complete Windows CE OS package as provided by Microsoft. The functionality of a particular platform is determined by the original equipment manufacturer (OEM) and some devices may not support this API.

See Also

PDD_WaveProc

 Last updated on Tuesday, July 13, 2004

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