private void CalculatePhaseSpace()
{
DrawPhaseSpace();
var k = int.Parse(kTextBox.Text);
var size = Math.Min(int.Parse(sizeTextBox.Text), _soundValues.Values.Count);
var precision = float.Parse(precisionTextBox.Text);
var frequencies = _timeFrequencies = _soundValues.GetFrequenciesForFrames(
size, k, precision, phaseSpaceComboBox.SelectedIndex + 2,
frameFrequenciesMediana.Checked, useRandomCheckBox.Checked);
framesTrack.Maximum = frequencies.Count;
string frequencyString;
phaseFrequencies.Items.Clear();
if (frequencies.Count > 0)
{
_frequencyTime = useMedianCheckBox.Checked ? SoundValues.GetMedian(frequencies) : frequencies.Average();
frequencyString = _frequencyTime.ToString("##.000");
frameFrequency.Text = "Częstotliwość ramki: " + frequencies[framesTrack.Value].ToString("##.000");
phaseFrequencies.Items.AddRange(frequencies.Cast <object>().ToArray());
phaseFrequencies.SelectedIndex = 0;
}
else
{
frequencyString = "-";
frameFrequency.Text = "-";
}
frequencyLabel.Text = "Częstotliwość całości: " + frequencyString;
}
private void btnWczytaj_Click(object sender, EventArgs e)
{
AudioHelper audioHelper = new AudioHelper();
short[] sample1;
windowSize = 512;
if (comboBox1.SelectedIndex == 1)
{
windowSize = 1024;
}
else if (comboBox1.SelectedIndex == 2)
{
windowSize = 2048;
}
else if (comboBox1.SelectedIndex == 3)
{
windowSize = 4096;
}
else if (comboBox1.SelectedIndex == 4)
{
windowSize = 8192;
}
else if (comboBox1.SelectedIndex == 5)
{
windowSize = 16384;
}
var path = Path.GetSoundPath();
Tuple <List <double[]>, int, TimeSpan> wave = audioHelper.openWav(path, out sample1, windowSize);
if (wave != null)
{
currentSignal = new CurrentSignal(wave.Item2, wave.Item1, wave.Item3);
numFrame.Minimum = 0;
numFrame.Maximum = currentSignal.signal.Count - 1;
lbramki.Text = "Nr ramki: (max. " + numFrame.Maximum + ")";
RefreshSignal(0);
}
_soundValues = new SoundValues(path);
CalculatePhaseSpace();
frameTrackLabel.Text = $@"{framesTrack.Value + 1}/{_timeFrequencies.Count}";
}
