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WPDM_START (Compact 2013)

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3/26/2014

This message is passed to the PDD_WaveProc function to instruct the audio PDD to start with the data pointed to by the wave header.

Parameters

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

    Value

    Description

    WAPI_IN

    Start recording into the specified buffers.

    WAPI_OUT

    Start playback of the specified buffers.
  • dwParam1
    Pointer to the head of a list of WAVEHDR structures.
  • dwParam2
    Not used.

Requirements

Header

waveddsi.h

See Also

Reference

WPDM Messages
PDD_WaveProc

Other Resources

WAVEHDR