libZPlayCpp::zplay_SetEqualizerPreampGain Function

Set equalizer preamp gain.

C++

__stdcall __declspec(dllimport) int zplay_SetEqualizerPreampGain(ZPLAY_HANDLE handle, int nGain);

Parameters	Description
ZPLAY_HANDLE handle	ZPLAY handle. Get this handle with zplay_CreateZPlay.
int nGain	Preamp gain in millidecibels. Positive value boost gain, negative value lower gain.

Return Values	Description
1	All OK.
0	Error. To get error message read here.

Note: Band gain is expressed in millidecibels.

Preamp gain affects all bands.

Class has by default 10 equalizer bands. See SetEqualizerPoints.

Raise preamp gain for 2 decibels.

// raise preamp gain for 2 decibels
instance->SetEqualizerPreampGain(2000);

// raise preamp gain for 2 decibels
zplay_SetEqualizerPreampGain(instance, 2000);