public SfAudioStatistics GetChannelStatisticsOverSelection(uint channel, SfAudioSelection selection)
{
_file.UpdateStatistics(selection);
SfStatus status = _file.WaitForDoneOrCancel();
if (!_file.StatisticsAreUpToDate)
{
throw new ScriptAbortedException("Failed to update statistics for selection: {0} - {1} samples (WaitForDoneOrCancel returned \"{2}\")", status);
}
SfAudioStatistics statistics = _file.GetStatistics(channel);
return(statistics);
}
private void runFadeEffectProcess()
{
if (isRunning)
{
return;
}
try
{
if (fadeInPresetComboBox.Items.Count <= 0)
{
MessageBox.Show("Fade in Preset is empty.",
"Warning",
MessageBoxButtons.OK,
MessageBoxIcon.Warning);
fadeInPresetComboBox.Focus();
return;
}
if (fadeOutPresetComboBox.Items.Count <= 0)
{
MessageBox.Show("Fade in Preset is empty.",
"Warning",
MessageBoxButtons.OK,
MessageBoxIcon.Warning);
fadeOutPresetComboBox.Focus();
return;
}
isRunning = true;
List <string> files = new List <string>();
foreach (DataGridViewRow row in fileList.Rows)
{
files.Add(Path.Combine((string)row.Cells[1].Value,
(string)row.Cells[0].Value));
}
if (files.Count <= 0)
{
return;
}
progressBar.Maximum = files.Count;
int count = 0;
foreach (string file in files)
{
fileList.Rows[count].ErrorText = string.Empty;
if (cancelRequest)
{
break;
}
ISfFileHost filehost = null;
int undo = 0;
try
{
filehost = forgeApp.FindFile(file);
if (filehost == null)
{
filehost = forgeApp.OpenFile(file,
false,
false);
}
if (filehost.WaitForDoneOrCancel() == SfStatus.Fail)
{
fileList.Rows[count].ErrorText = string.Format("{0} can not be opened.",
file);
continue;
}
undo = filehost.BeginUndo("Fade In and Out");
SfStatus status = SfStatus.NotAvailable;
Int64 fadetime = filehost.SecondsToPosition((double)fadeInTimeNumericUpDown.Value);
if (fadetime <= filehost.Length)
{
filehost.DoEffect(EffectName,
fadeInPresetComboBox.Text,
new SfAudioSelection(0,
fadetime),
EffectOptions.EffectOnly);
status = filehost.WaitForDoneOrCancel();
if (status == SfStatus.Success)
{
fadetime = filehost.SecondsToPosition((double)fadeOutTimeNumericUpDown.Value);
if (fadetime <= filehost.Length)
{
filehost.DoEffect(EffectName,
fadeOutPresetComboBox.Text,
new SfAudioSelection(filehost.Length - fadetime,
fadetime),
EffectOptions.EffectOnly);
status = filehost.WaitForDoneOrCancel();
}
else
{
fileList.Rows[count].ErrorText = string.Format("The fade out time({0}) is longer than total time({1}).",
fadetime,
filehost.Length);
status = SfStatus.Fail;
}
}
}
else
{
fileList.Rows[count].ErrorText = string.Format("The fade in time({0}) is longer than total time({1}).",
fadetime,
filehost.Length);
status = SfStatus.Fail;
}
filehost.WaitForDoneOrCancel();
if (status != SfStatus.Success)
{
if (fileList.Rows[count].ErrorText == string.Empty)
{
fileList.Rows[count].ErrorText = string.Format("error code({0}).",
status);
}
}
filehost.EndUndo(undo,
(status != SfStatus.Success));
filehost.WaitForDoneOrCancel();
filehost.Save(SaveOptions.WaitForDoneOrCancel);
filehost.WaitForDoneOrCancel();
filehost.Close(CloseOptions.SaveChanges);
filehost.WaitForDoneOrCancel();
}
catch (Exception e)
{
forgeApp.SetStatusText(e.ToString());
filehost.EndUndo(undo,
true);
filehost.Close(CloseOptions.DiscardChanges);
fileList.Rows[count].ErrorText = e.ToString();
}
finally
{
count++;
progressBar.Value++;
progressBar.Refresh();
}
}
}
finally
{
isRunning = false;
cancelRequest = false;
}
}
