//waits a set time before immediately increasing the volume
private void OnTimedEventAttack(object sender, ElapsedEventArgs e)
{
volLowered = !volLowered;
VolumeMixer.SetVol(Convert.ToInt32(defaultVol * attenuation));
if (hold)
{
myTimer.Interval = holdTime;
}
myTimer.Enabled = true;
}
//recieve changes from advanced controls when second window is closed
private void advancedControls_SubmitClicked(object sender, EventArgs e)
{
DownThresh = advancedControls.aDownThresh / 100;
UpThresh = advancedControls.aUpThresh / 100;
attackVal = advancedControls.aattackVal;
samples = advancedControls.asamples;
trueGain = advancedControls.trueGain;
releaseVal = advancedControls.areleaseVal;
timerInterval = advancedControls.atimerInterval;
myVolumeMixer = new VolumeMixer(samples);
VolumeMixer.SetVol(defaultVol);
}
/*
* private double dBtoPeakVolume(double db)
* {
* double val;
* return val = Math.Pow(10, (db / 10));
* }
*
* private double peakVolumeToDB(double peakVolume)
* {
* double val;
* return val = 10 * Math.Log10(peakVolume / 1);
* }
*/
//checks or changes the volume
private void checkVolume(float val)
{
//reset timer interval
myTimer.Interval = timerInterval;
//in case the user clicks stop while calculation is taking place
if (!myTimer.Enabled)
{
return;
}
//true gain mode
if (trueGain)
{
try
{
//apply upper attenuation
if (val > UpThresh)
{
curSetVol = Convert.ToInt32(defaultVol * (1 - ((val - UpThresh) * (1 - attenuation))));
//Debug.WriteLine("Signal attenuated to " + i.ToString());
VolumeMixer.SetVol(curSetVol);
}
//apply lower attenuation
else if (val < DownThresh)
{
curSetVol = Convert.ToInt32(defaultVol * (1 + ((DownThresh - val) * (1 - attenuation))));
//Debug.WriteLine("Signal amplified to " + i.ToString());
VolumeMixer.SetVol(curSetVol);
}
//keep original signal as is
else
{
if (curSetVol == defaultVol)
{
return;
}
curSetVol = defaultVol;
VolumeMixer.SetVol(Convert.ToInt32(curSetVol));
}
}
catch
{
Debug.WriteLine("TRUE GAIN: Threading issue");
}
}
//original mode
else if (((!volLowered) && (val >= UpThresh)) || ((volLowered) && (val <= DownThresh)))
{
myTimer.Enabled = false;
if (volLowered)
{
//raise volume, need to check after delay
releaseTimer.Interval = releaseVal;
releaseTimer.Enabled = true;
}
else
{
//lower volume, need to check after delay
attackTimer.Interval = attackVal;
attackTimer.Enabled = true;
}
}
}
private void vol_changed_slider(object sender, RoutedPropertyChangedEventArgs <double> e)
{
DV.Text = Math.Floor(preamp.Value).ToString();
defaultVol = Convert.ToInt32(Convert.ToDouble(DV.Text));
VolumeMixer.SetVol(defaultVol);
}
private void SetVolumeMixer()
{
samples = Convert.ToInt32(advancedControls.samps.Text);
myVolumeMixer = new VolumeMixer(samples);
VolumeMixer.SetVol(defaultVol);
}
