// Method to get audio sample from an already existing item
private void OpenAudio_button_Click(object sender, RoutedEventArgs e)
{
OpenFileDialog dlg = new OpenFileDialog();
dlg.DefaultExt = ".wav"; // Default file extension
dlg.Filter = "Wave audio (.wav)|*.wav"; // Filter files by extension
dlg.InitialDirectory = TransformFilePath.GetParentDirectoryPath() + @"\Audio\Speech";
// Show save file dialog box
bool?result = dlg.ShowDialog();
// Process save file dialog box results
if (result == true)
{
filePath = dlg.FileName;
ChosenFileLabel.Text = "File: " + filePath.Substring(filePath.LastIndexOf('\\') + 1);
isFileSelected = true;
// enabe done button
DoneButton.IsEnabled = true;
// set ui stuff
SelectAudioButton.BorderBrush = Brushes.Purple;
SelectAudioButton.Foreground = Brushes.Purple;
}
}
// Method to convert audio files
private void ConvertAudio_button_Click(object sender, RoutedEventArgs e)
{
OpenFileDialog dlg = new OpenFileDialog();
dlg.DefaultExt = ".wav"; // Default file extension
dlg.Filter = "Audio documents (.wav)|*.wav"; // Filter files by extension
dlg.InitialDirectory = TransformFilePath.GetParentDirectoryPath() + @"\Audio";
dlg.Title = "Load audio to convert";
string noiseToConvertFilePath;
// Show save file dialog box
bool?result = dlg.ShowDialog();
// Process save file dialog box results
if (result == true)
{
noiseToConvertFilePath = dlg.FileName;
}
else
{
return;
}
// ask for destination
SaveFileDialog sfd = new SaveFileDialog();
sfd.DefaultExt = ".wav";
sfd.InitialDirectory = TransformFilePath.GetParentDirectoryPath() + @"\Audio";
sfd.Title = "Save new audio";
string newNoise;
// Show save file dialog box
result = sfd.ShowDialog();
// Process save file dialog box results
if (result == true)
{
newNoise = sfd.FileName;
}
else
{
return;
}
// convert existing file into a new one with 'desired' Hz
using (var reader = new WaveFileReader(noiseToConvertFilePath))
{
var newFormat = new WaveFormat(desiredHz, 16, 1);
using (var conversionStream = new WaveFormatConversionStream(newFormat, reader))
{
WaveFileWriter.CreateWaveFile(newNoise, conversionStream);
}
}
}
// Method to get file name in which to store audio from user
string getFileName()
{
SaveFileDialog dlg = new SaveFileDialog();
dlg.FileName = "AudioSample"; // Default file name
dlg.DefaultExt = ".wav"; // Default file extension
dlg.Filter = "Wave audio (.wav)|*.wav"; // Filter files by extension
dlg.InitialDirectory = TransformFilePath.GetParentDirectoryPath() + @"\Audio\Speech";
// Show save file dialog box
bool?result = dlg.ShowDialog();
// Process save file dialog box results
if (result == true)
{
return(dlg.FileName);
}
else
{
return("");
}
}
private void OpenNoiseAudio_button_Click(object sender, RoutedEventArgs e)
{
OpenFileDialog dlg = new OpenFileDialog();
dlg.DefaultExt = ".wav"; // Default file extension
dlg.Filter = "Audio documents (.wav)|*.wav"; // Filter files by extension
dlg.InitialDirectory = TransformFilePath.GetParentDirectoryPath() + @"\Audio\Noise";
// Show save file dialog box
Nullable <bool> result = dlg.ShowDialog();
// Process save file dialog box results
if (result == true)
{
isFileSelected = true;
filePath = dlg.FileName;
ChosenFileLabel.Content = "File: " + TransformFilePath.GetCanonicalName(filePath, ".wav");
// enable done button
DoneButton.IsEnabled = true;
}
}
