public void CatchPeakMeterUpdateEvent(object sender, AudioLib.VuMeter.PeakMeterUpdateEventArgs e)
{
//double channelValueLeft = 0;
//double channelValueRight = 0;
//if (e.PeakDb != null && e.PeakDb.Length > 0)
//{
// channelValueLeft = e.PeakDb[0];
// if (e.PeakDb.Length > 1)
// {
// channelValueRight = e.PeakDb[1];
// }
// else
// {
// channelValueRight = channelValueLeft;
// }
// if (channelValueLeft == Double.PositiveInfinity
// && e.PeakDb.Length > 1
// && channelValueRight == Double.PositiveInfinity)
// {
// VuMeter_ResetEvent();
// return;
// }
//}
}
// function to catch the update event from VuMeter class to update graph cordinates
public void CatchPeakMeterUpdateEvent(object sender, AudioLib.VuMeter.PeakMeterUpdateEventArgs e)
{
VuMeter ob_VuMeterArg = sender as VuMeter;
mVuMeter = ob_VuMeterArg;
double channelValueLeft = 0;
double channelValueRight = 0;
if (e.PeakDb != null && e.PeakDb.Length > 0)
{
channelValueLeft = e.PeakDb[0];
if (e.PeakDb.Length > 1)
{
channelValueRight = e.PeakDb[1];
}
else
{
channelValueRight = channelValueLeft;
}
//if (channelValueLeft == Double.PositiveInfinity
// && e.PeakDb.Length > 1
// && channelValueRight == Double.PositiveInfinity)
//{
// CatchResetEvent();
// return;
//}
}
// Update erase left and erase right cordinates
int ThresholdFactor = 12500 / (210 - 15);
int DisplayAmpLeft = (int)((channelValueLeft * ThresholdFactor) / 100.0);
int DisplayAmpRight = (int)((channelValueRight * ThresholdFactor) / 100.0);
int Offset = 65 - ((15 * ThresholdFactor) / 100);
DisplayAmpLeft = DisplayAmpLeft + Offset;
DisplayAmpRight = DisplayAmpRight + Offset;
EraserLeft = Convert.ToInt32(LowBottom - (ScaleFactor * DisplayAmpLeft));
EraserRight = Convert.ToInt32(LowBottom - (ScaleFactor * DisplayAmpRight));
//EraserLeft = 100+ mVuMeter.m_MeanValueLeft;
tmRefresh.Start();
//MessageBox.Show(EraserLeft.ToString());
}
public void CatchPeakMeterUpdateEvent(object sender, AudioLib.VuMeter.PeakMeterUpdateEventArgs e)
//void SourceVuMeter_UpdatePeakMeter ( object sender, Obi.Events.Audio.VuMeter.UpdatePeakMeter e )
{
//double channelValueLeft = 0;
//double channelValueRight = 0;
//if (e.PeakDb != null && e.PeakDb.Length > 0)
//{
// channelValueLeft = e.PeakDb[0];
// if (e.PeakDb.Length > 1)
// {
// channelValueRight = e.PeakDb[1];
// }
// else
// {
// channelValueRight = channelValueLeft;
// }
// if ((channelValueLeft == Double.PositiveInfinity && e.PeakDb.Length > 0)
// || (channelValueLeft == Double.PositiveInfinity && e.PeakDb.Length > 1 && channelValueRight == Double.PositiveInfinity))
// {
// CatchResetEvent();
// return;
// }
//}
if (e.PeakDb == null)
{
mSourcePeaksIsNull = true;
}
else
{
mSourcePeaksIsNull = false;
}
if (mSourceVuMeter != null && e.PeakDb != null && e.PeakDb.Length > 0)
{
mPeakArrayLength = e.PeakDb.Length;
for (int i = 0; i < e.PeakDb.Length; i++)
{
// AudioLib VuMeter is set to positive infinity by default so it is important to take care of it.
//mPeakValues[i] = e.PeakDb[i] == double.PositiveInfinity? double.NegativeInfinity: e.PeakDb[i];
mPeakValues[i] = e.PeakDb[i];
}
}
}
