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4/8/2010

This message is sent to the driver to set a new tempo for MIDI playback.

Syntax 

MIDI_MESSAGE_UPDATETEMPO
  wParam = (UINT32) 
dwData
  lParam = reserved

Parameters

dwData

A UINT32 value that specifies the number of microseconds per quarter note. The default value is 500000 (a half second).

lParam

Reserved. Set to 0.

Return Value

None

Requirements

Header wfmtmidi.h
Windows Embedded CE Windows Embedded CE 6.0 and later
Windows Mobile Pocket PC for Windows Mobile Version 5.0 and later, Smartphone for Windows Mobile Version 5.0 and later

See Also

Reference

Waveform Audio Messages

Concepts

MIDI