private void ShowSpeechTypeVariation(SpeechVisualizer visualizer, SpeechTypeSpecification speechTypeSpecification, double deltaTime)
{
double time = 0;
double lastTime = speechTypeSpecification.TimeSpeechTypeTupleList.Last().Item1;
visualizer.MarkerList = new List <SoundMarker>();
while (time < lastTime)
{
SoundMarker marker = new SoundMarker();
marker.Type = SoundMarkerType.HorizontalLine;
marker.Thickness = 4;
marker.Start = (float)(time - 0.25 * deltaTime);
marker.End = (float)(time + 0.25 * deltaTime);
SpeechType speechType = speechTypeSpecification.GetSpeechType(time);
if (speechType == SpeechType.Silence)
{
marker.Color = Color.Yellow;
marker.Level = 28000;
}
else if (speechType == SpeechType.Voiced)
{
marker.Color = Color.Lime;
marker.Level = 32000;
}
else
{
marker.Color = Color.Red;
marker.Level = 30000;
}
visualizer.MarkerList.Add(marker);
time += deltaTime;
}
visualizer.Invalidate();
}
private void ShowPitchMarks(SpeechVisualizer visualizer, List <double> pitchMarkTimeList)
{
foreach (double pitchMarkTime in pitchMarkTimeList)
{
SoundMarker marker = new SoundMarker();
marker.Type = SoundMarkerType.VerticalLine;
marker.Thickness = 2;
marker.Start = -30000;
marker.End = 30000;
marker.Color = Color.Yellow;
marker.Level = pitchMarkTime;
visualizer.MarkerList.Add(marker);
}
visualizer.Invalidate();
}
protected void DrawMarker(Graphics g, SoundMarker marker)
{
using (Pen markerPen = new Pen(Color.Empty))
{
markerPen.Color = marker.Color;
markerPen.Width = marker.Thickness;
if (marker.Type == SoundMarkerType.HorizontalLine)
{
float yPlot = GetSoundPlotYAtY(marker.Level);
float xPlotStart = GetPlotXAtX(marker.Start);
float xPlotEnd = GetPlotXAtX(marker.End);
g.DrawLine(markerPen, xPlotStart, yPlot, xPlotEnd, yPlot);
}
else if (marker.Type == SoundMarkerType.VerticalLine)
{
float xPlot = GetPlotXAtX(marker.Level);
float yPlotStart = GetSoundPlotYAtY(marker.Start);
float yPlotEnd = GetSoundPlotYAtY(marker.End);
g.DrawLine(markerPen, xPlot, yPlotStart, xPlot, yPlotEnd);
}
}
}
