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);
}
public void Begin(IScriptableApp app)
{
string strOutFile = GETARG("outfile", "path to save file at");
if ("" == strOutFile)
{
MessageBox.Show("invald output path");
return;
}
OpenFileDialog openFile = new OpenFileDialog();
openFile.Title = "Open the input file.";
////string to hold the path of input file.
String strFile1 = String.Empty;
if (openFile.ShowDialog() == DialogResult.OK)
{
strFile1 = openFile.FileName.ToString();
}
OpenFileDialog openOutputFile = new OpenFileDialog();
openOutputFile.Title = "Open the output file.";
////string to hold the path of output file.
String strFile2 = String.Empty;
if (openOutputFile.ShowDialog() == DialogResult.OK)
{
strFile2 = openOutputFile.FileName.ToString();
}
ISfFileHost fhOne = app.OpenFile(strFile1, true, true);
if (null == fhOne)
{
return;
}
ISfFileHost fhTwo = app.OpenFile(strFile2, true, true);
if (null == fhTwo)
{
fhOne.Close(CloseOptions.DiscardChanges);
return;
}
ISfFileHost fhOut = app.NewFile(fhOne.DataFormat, false);
fhOut.ReplaceAudio(new SfAudioSelection(0, 0), fhOne, new SfAudioSelection(fhOne));
fhOut.DoEffect("Invert/Flip", 0, new SfAudioSelection(fhOut), EffectOptions.EffectOnly);
fhOut.WaitForDoneOrCancel();
fhOut.MixAudio(new SfAudioSelection(fhOut), 1.0, 1.0, fhTwo, new SfAudioSelection(fhTwo));
fhOut.WaitForDoneOrCancel();
fhOut.SaveAs(strOutFile, fhOne.SaveFormat.Guid, "Default Template", RenderOptions.RenderOnly);
fhOut.WaitForDoneOrCancel();
fhOne.Close(CloseOptions.DiscardChanges);
fhTwo.Close(CloseOptions.DiscardChanges);
SfAudioStatistics[] stat = new SfAudioStatistics[fhOut.Channels];
fhOut.UpdateStatistics(SfAudioSelection.All);
stat[0] = fhOut.GetStatistics(0);
stat[1] = fhOut.GetStatistics(1);
stat[2] = fhOut.GetStatistics(2);
stat[3] = fhOut.GetStatistics(3);
stat[4] = fhOut.GetStatistics(4);
stat[5] = fhOut.GetStatistics(5);
stat[6] = fhOut.GetStatistics(6);
stat[7] = fhOut.GetStatistics(7);
MessageBox.Show(String.Format("Max Sample Value Channel 1 - {0},Channel 2 - {1},Channel 3 - {2},Channel 4 - {3},Channel 5 - {4},Channel 6 - {5},Channel 7 - {6},Channel 8 - {7}", stat[0].MaxValue, stat[1].MaxValue, stat[2].MaxValue, stat[3].MaxValue, stat[4].MaxValue, stat[5].MaxValue, stat[6].MaxValue, stat[7].MaxValue));
MessageBox.Show(String.Format("Min Sample Value Channel 1 - {0},Channel 2 - {1},Channel 3 - {2},Channel 4 - {3},Channel 5 - {4},Channel 6 - {5}, Channel 7 - {6}, Channel 8 - {7}", stat[0].MinValue, stat[1].MinValue, stat[2].MinValue, stat[3].MinValue, stat[4].MaxValue, stat[5].MinValue, stat[6].MinValue, stat[7].MinValue));
System.Diagnostics.Process curr = System.Diagnostics.Process.GetCurrentProcess();
}
