PDD_WaveProc (Compact 2013)

3/26/2014

This function sends messages to the audio driver's PDD layer.

Syntax

MMRESULT PDD_WaveProc(
  WAPI_INOUT apidir,
  DWORD dwCode,
  DWORD dwParam1,
  DWORD dwParam2 
);

Parameters

• apidir
  Specifies the direction of the API requested.

• dwCode
  Specifies the function to execute.

• dwParam1
  Specifies parameter 1.

• dwParam2
  Specifies parameter 2.

Return Value

MMRESULT dependent on dwCode. If dwCode and apidir indicate a function that is not supported, this function returns MMSYSERR_NOTSUPPORTED.

Remarks

This function is used to implement all the waveOut and waveIn functions at the PDD level.

Requirements

See Also

Reference

Audio PDD Functions
WPDM Messages

Other Resources

waveOutMessage
waveInMessage