private void InitializeSpectrogramInternal(SpectrogramData spectrogram)
{
if (_spectrogram != null)
return;
_spectrogram = spectrogram;
Invalidate();
}
/////////////////////////////////////////////////
private void InitializeSpectrogram(SpectrogramData spectrogram)
{
if (_spectrogram != null)
{
_spectrogram.Dispose();
_spectrogram = null;
Invalidate();
}
if (spectrogram == null)
return;
if (spectrogram.IsLoaded)
{
InitializeSpectrogramInternal(spectrogram);
}
else
{
Task.Factory.StartNew(() =>
{
spectrogram.Load();
BeginInvoke((Action)(() =>
{
InitializeSpectrogramInternal(spectrogram);
}));
});
}
}
// private void WaveformMouseWheel(object sender, MouseEventArgs e)
// {
// // The scroll wheel could work in theory without the waveform loaded (it would be
// // just like dragging the slider, which does work without the waveform), but the
// // code below doesn't support it, so bail out until someone feels like fixing it.
// if (_wavePeaks == null)
// return;
//
// if (ModifierKeys == Keys.Control)
// {
// if (e.Delta > 0)
// ZoomIn();
// else
// ZoomOut();
//
// return;
// }
//
// if (ModifierKeys == (Keys.Control | Keys.Shift))
// {
// if (e.Delta > 0)
// VerticalZoomIn();
// else
// VerticalZoomOut();
//
// return;
// }
//
// int delta = e.Delta;
// if (!MouseWheelScrollUpIsForward)
// delta = delta * -1;
// if (Locked)
// {
// OnPositionSelected.Invoke(this, new ParagraphEventArgs(_currentVideoPositionSeconds + (delta / 256.0), null));
// }
// else
// {
// StartPositionSeconds += delta / 256.0;
// if (_currentVideoPositionSeconds < StartPositionSeconds || _currentVideoPositionSeconds >= EndPositionSeconds)
// OnPositionSelected.Invoke(this, new ParagraphEventArgs(StartPositionSeconds, null));
// }
// }
/////////////////////////////////////////////////
protected void InitializeSpectrogram(SpectrogramData spectrogram)
{
if (_spectrogram != null)
{
_spectrogram.Dispose();
_spectrogram = null;
}
if (spectrogram == null)
return;
if (spectrogram.IsLoaded)
{
InitializeSpectrogramInternal(spectrogram);
}
else
{
// Task.Factory.StartNew(() =>
// {
// spectrogram.Load();
// BeginInvoke((Action)(() =>
// {
// InitializeSpectrogramInternal(spectrogram);
// }));
// });
}
}
protected void InitializeSpectrogramInternal(SpectrogramData spectrogram)
{
if (_spectrogram != null)
return;
_spectrogram = spectrogram;
}
private void ReadWaveFile(string targetFile, int delayInMilliseconds)
{
labelProgress.Text = Configuration.Settings.Language.AddWaveform.GeneratingPeakFile;
Refresh();
using (var waveFile = new WavePeakGenerator(targetFile))
{
Peaks = waveFile.GeneratePeaks(delayInMilliseconds, _peakWaveFileName);
if (Configuration.Settings.VideoControls.GenerateSpectrogram)
{
labelProgress.Text = Configuration.Settings.Language.AddWaveform.GeneratingSpectrogram;
Refresh();
Spectrogram = waveFile.GenerateSpectrogram(delayInMilliseconds, _spectrogramDirectory);
}
}
labelPleaseWait.Visible = false;
}