WAV Pitch

Posted On 2017-09-10 by BlackBeltVB
Tags: VB6 Windows API VB6 Sound 
Views: 105

Title Uploaded Size
WAVPITCH.ZIP 9/4/2017 5:29:52 AM 4,696

How to change the pitch and playback rate of a WAV file. Demonstrates low level wave audio functions. The hardware must support the pitch change, but there is a "manual" method included for changing the playback rate. 

WAV Pitch Modifier

Special Instructions

Uses the following API functions:

  • CopyMemory (RtlMoveMemory)
  • GlobalAlloc
  • GlobalFree
  • mmioAscend
  • mmioClose
  • mmioDescend
  • mmioOpen
  • mmioRead
  • mmioStringToFOURCC
  • waveOutClose
  • waveOutGetDevCaps
  • waveOutOpen
  • waveOutPrepareHeader
  • waveOutReset
  • waveOutSetPitch
  • waveOutSetPlaybackRate
  • waveOutSetVolume
  • waveOutWrite


This code originally appeared on BlackBeltVB.com, and has been republished here with the permission of Matt Hart.

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