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IMVAudioTestSource
The IMVAudioTestSource interface contains methods and properties
to configure the MV Audio
Test Source filter.
Methods:
Header file:
IMVAudioTestSource.h
Interface definition language file: IMVAudioTestSource.idl
Typelib: MVAudioTestSource
Interface ID: IID_IMVAudioTestSource
Property
IMVAudioTestSource::Frequency
Declaration:
Property Get/Put Frequency As Double
Output frequency for sinewave mode.
C Prototype:
HRESULT put_Frequency(DOUBLE
newVal);
HRESULT get_Frequency(DOUBLE *pVal);
Property IMVAudioTestSource::Mode
Declaration:
Property Get/Put Mode As Long
Audio Mode.
| Mode
|
Value
|
Description
|
| MV_AUDIO_TEST_MODE_SINEWAVE |
0
|
Generates an output sinewave with the given frequency. |
| MV_AUDIO_TEST_MODE_GAUSSIAN_NOISE |
1
|
Generates gausian noise. |
| MV_AUDIO_TEST_MODE_JAEHNE |
2
|
Generates a Jaehne vector output signal. |
C Prototype:
HRESULT put_Mode(LONG newVal);
HRESULT get_Mode(LONG *pVal);
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