private void LoadSpectrum(WavImagesPack pack, WaveForm waveForm, ViewOptions viewOptions)
{
var bitmap = spectrogram.MakeSpectrogram(waveForm, viewOptions);
if (bitmap == null)
{
return;
}
pack.Spectrogram = bitmap;
}
private void LoadWaveForm(WavImagesPack pack, WaveForm waveForm, int height, double yScale)
{
var bitmap = waveForm.DrawWaveform(height, waveformColor, yScale, waveForm.Path);
if (bitmap == null)
{
return;
}
pack.WavImage = bitmap;
}
private void LoadFrq(WavImagesPack pack, WaveForm waveForm, int height)
{
var frq = new Frq();
frq.Load(waveForm.Path);
if (frq.Points != null)
{
var visualPoints = frq.CalculateVisualPoints(waveForm, height);
var bitmap = frq.DrawPoints(visualPoints, height, waveForm.Path);
if (bitmap == null)
{
return;
}
pack.Frq = bitmap;
}
}
public void Load(WaveForm waveForm, int height, WavImagesHash hash)
{
var hasImage = images.TryGetValue(waveForm, out var pack);
if (!hasImage)
{
pack = new WavImagesPack();
}
images.TryAdd(waveForm, pack);
if (!waveForm.IsEnabled)
{
ClearWavformImages(waveForm);
pack.IsLoading = false;
pack.IsLoaded = false;
Console.WriteLine($"ImagesLibrary: failed to load image {hash.Recline}");
OnImageLoaded(waveForm);
return;
}
if (hash.Equals(waveForm.ImageHash) && pack.IsLoaded)
{
Console.WriteLine($"ImagesLibrary: image is already loaded {hash.Recline}");
OnImageLoaded(waveForm);
return;
}
if (!hash.Equals(waveForm.ImageHash))
{
ClearWavformImages(waveForm);
images.TryAdd(waveForm, pack);
}
pack.IsLoading = true;
pack.IsLoaded = false;
Console.WriteLine($"ImagesLibrary: started load image {hash.Recline}");
LoadWaveForm(pack, waveForm, height, Settings.UserScaleY);
LoadFrq(pack, waveForm, height);
LoadSpectrum(pack, waveForm, ViewOptions);
Console.WriteLine($"ImagesLibrary: finished load imag {hash.Recline}");
pack.IsLoading = false;
pack.IsLoaded = true;
OnImageLoaded(waveForm);
}
public void RegisterWaveForm(WaveForm waveForm)
{
var pack = new WavImagesPack();
images.TryAdd(waveForm, pack);
}