次の方法で共有


WPDM_GETVOLUME (Windows Embedded CE 6.0)

1/6/2010

This message is passed to the PDD_WaveProc function to instruct the audio PDD to query the current volume setting of the audio device.

Parameters

  • apidir
    Output only; one of the following values.

    Value Description

    WAPI_IN

    Not used.

    WAPI_OUT

    See the waveOutGetVolume function for more information.

  • dwParam1
    Pointer to a DWORD location to receive the volume setting. For a description of volume format, see the waveOutSetVolume function.
  • dwParam2
    Not used.

Requirements

Header waveddsi.h
Windows Embedded CE Windows CE 1.0 and later

See Also

Reference

WPDM Messages
PDD_WaveProc

Other Resources

waveOutGetVolume
waveOutSetVolume