[MSDN Library June 1998] Lowpass: RIFF Multimedia I/O Services (Low-pass WAV Filter) (100%)

MSDN Library Visual Studio 6.0 > Visual C++ Documentation > Samples > SDK Samples > Graphics and Multimedia Samples > Audio Samples

[MSDN Library September 1992] LOWPASS: Demonstrates Multimedia File I/O Services to Read and Write RIFF Files (34.6149840586345%)

Sample Code > Sample Code > Multimedia Samples

[MSDN Library June 1998] LOWPASS.H (3.19426336375489%)

MSDN Library Visual Studio 6.0 > Platform SDK > Reference > Code Samples > GRAPHICS > AUDIO > LOWPASS

[MSDN Library June 1998] LOWPASS.C (3.19426336375489%)

MSDN Library Visual Studio 6.0 > Platform SDK > Reference > Code Samples > GRAPHICS > AUDIO > LOWPASS