/// <summary>
/// Administer some special effects. Wheee!
/// </summary>
/// <param name="effect"></param>
/// <param name="args"></param>
/// <param name="data"></param>
public static void ApplyFX(DSP_FX effect, object[] args, ref WaveFile data)
{
double factor;
switch (effect) {
case DSP_FX.reverse:
for (int channel = 0; channel < data.channels; channel++) {
Array.Reverse(data.samples[channel]);
}
break;
case DSP_FX.normalize:
for (int channel = 0; channel < data.channels; channel++) {
factor = maxAmplitude(data.samples[channel]) * 1.1;
for (int sample = 0; sample < data.samples[channel].Length; sample++) {
data.samples[channel][sample] = data.samples[channel][sample] / factor;
}
}
break;
case DSP_FX.pitchshift:
for (int channel = 0; channel < data.channels; channel++) {
data.samples[channel] = pitchShift(ref data.samples[channel], data.sampleRate, (int)args[0]);
}
break;
default:
break;
}
}
/// <summary>
/// Administer some special effects. Wheee!
/// </summary>
/// <param name="effect"></param>
/// <param name="args"></param>
/// <param name="data"></param>
public static void ApplyFX(DSP_FX effect, object[] args, ref WaveFile data)
{
double factor;
switch (effect)
{
case DSP_FX.reverse:
for (int channel = 0; channel < data.channels; channel++)
{
Array.Reverse(data.samples[channel]);
}
break;
case DSP_FX.normalize:
for (int channel = 0; channel < data.channels; channel++)
{
factor = maxAmplitude(data.samples[channel]) * 1.1;
for (int sample = 0; sample < data.samples[channel].Length; sample++)
{
data.samples[channel][sample] = data.samples[channel][sample] / factor;
}
}
break;
case DSP_FX.pitchshift:
for (int channel = 0; channel < data.channels; channel++)
{
data.samples[channel] = pitchShift(ref data.samples[channel], data.sampleRate, (int)args[0]);
}
break;
default:
break;
}
}
public void applyFX(DSP_FX effect, object[] args)
{
int startIndex = Math.Max(tSelStart, 0);
int endIndex;
if (tSelEnd != tSelStart)
{
endIndex = tSelEnd;
}
else
{
endIndex = wave.getNumSamples();
}
WaveFile data = wave.cutSelection(startIndex, endIndex);
DSP.ApplyFX(effect, args, ref data);
wave.pasteSelection(startIndex, data.samples);
panelWave.setSamples(wave.samples);
panelWave.Invalidate();
invalidPlayer = true;
}
