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IAMAudioInputMixer::put_Loudness

  • Article
 
Microsoft DirectShow 9.0

IAMAudioInputMixer::put_Loudness

The put_Loudness method enables or disables the loudness control.

Syntax

  HRESULT put_Loudness(
  BOOL fLoudness
);

Parameters

fLoudness

[in]  Specifies whether loudness is on or off. Use one of the following values.

Value Description
TRUE Sets loudness on.
FALSE Sets loudness off.

Return Values

If the method succeeds, it returns S_OK. Otherwise it returns an HRESULT error code.

Remarks

Loudness boosts the bass of low volume signals before they are recorded, to compensate for the fact that the ear does not hear quiet bass sounds as well as other sounds.

Requirements

Header: Declared in Strmif.h; include Dshow.h.

Library: Use Strmiids.lib.

See Also