WPDM_GETMIXERVAL (Windows CE 5.0)

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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

OS Versions: Windows CE 5.0 and later.
Header: Waveddsi.h.

See Also

PDD_WaveProc | WPDM_SETMIXERVAL | mixerGetControlDetails | WPDM Messages

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