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WPDM_GETMIXERVAL (Compact 2013)

3/26/2014

This message is passed to the PDD_WaveProc function to instruct the audio PDD to query one of the current mixer settings.

  • apidir
    Not used.
  • dwParam1
    A DWORD value containing flags that describe which mixer values to retrieve. The following table shows the flags that can be used in this parameter.

    Flag

    Description

    WPDMX_LINE_MASTER

    Identifies the mixer's line out.

    WPDMX_LINE_IN

    Identifies the mixer's line in

    WPDMX_LINE_MIC

    Identifies the mixer's microphone line.

    WPDMX_LINE_INPUT

    Identifies the mixer's input line.

    WPDMX_CTL_VOL

    Identifies a volume control setting.

    WPDMX_CTL_MUTE

    Identifies the mute setting.

    WPDMX_CTL_MUX

    Identifies a multiplexer control setting.

    WPDMX_MASTER_VOL

    (WPDMX_LINE_MASTER

    WPDMX_CTL_VOL)

    WPDMX_MASTER_MUTE

    (WPDMX_LINE_MASTER

    WPDMX_CTL_MUTE)

    WPDMX_LINEIN_VOL

    (WPDMX_LINE_IN

    WPDMX_CTL_VOL)

    WPDMX_LINEIN_MUTE

    (WPDMX_LINE_IN

    WPDMX_CTL_MUTE)

    WPDMX_MIC_VOL

    (WPDMX_LINE_MIC

    WPDMX_CTL_VOL)

    WPDMX_MIC_MUTE

    (WPDMX_LINE_MIC

    WPDMX_CTL_MUTE)

    WPDMX_INPUT_MUX

    (WPDMX_LINE_INPUT

    WPDMX_CTL_MUX)

  • dwParam2
    A pointer to a DWORD location to receive the requested mixer value.

Remarks

This message is sent in response to calls to mixerGetControlDetails.

Requirements

Header

waveddsi.h

See Also

Reference

WPDM Messages
PDD_WaveProc
WPDM_SETMIXERVAL

Other Resources

mixerGetControlDetails