/// <summary>
/// Creates a new audio panel and starts an audio recording.
/// </summary>
/// <param name="sender">Unused.</param>
/// <param name="e">Unused.</param>
private void StartRecord(object sender, EventArgs e)
{
this.record.Visible = false;
this.stopRecord.Visible = true;
WaveParser parser = new WaveParser();
AudioPanel newPanel = this.NewAudioPanel();
if (this.window.IsScrollable)
{
int val = this.window.VScrollBar.Maximum - this.window.VScrollBar.Value;
this.window.VScrollBar.Value = this.window.VScrollBar.Maximum;
this.window.MainContainer.Top = this.window.MainContainer.Location.Y - val;
}
newPanel.Header = parser.CreateHeader(this.window.SampleRate, this.window.BitRate);
newPanel.MenuStrip.InfoLabel.Text = newPanel.Header.SampleRate + " Sample rate" + " | " + newPanel.Header.BitsPerSample + " Bit rate";
recorder.RecordAudio(newPanel);
}
/// <summary>
/// Opens a wav file and loads the data int he time domain.
/// </summary>
/// <param name="sender">Unused.</param>
/// <param name="e">Unused.</param>
public void OpenFile(object sender, EventArgs e)
{
OpenFileDialog dialog = new OpenFileDialog();
dialog.Title = "Open";
dialog.CheckFileExists = true;
dialog.CheckPathExists = true;
dialog.Filter = "WAV File (*.wav) | *.wav";
dialog.DefaultExt = "wav";
if (dialog.ShowDialog() == DialogResult.OK)
{
// Parses the wave header
WaveParser parser = new WaveParser(dialog.FileName);
this.window.Header = parser.OpenWave();
this.window.RawData = parser.Data;
// Set the info label to display the sample rate and bit rate
this.InfoLabel.Text = this.window.Header.SampleRate + " Sample rate" + " | " + this.window.Header.BitsPerSample + " Bit rate";
// Split the wave channels
this.window.SplitWavChannels();
// Loads the data into the time domain charts
this.window.LTimeChannel.LoadData(this.window.LChannel);
if (this.window.Header.Channels == 2)
{
if (!this.window.RTimeChannel.Chart.Visible)
{
this.window.AddRChannel();
}
this.window.RTimeChannel.LoadData(this.window.RChannel);
}
else if (this.window.RTimeChannel.Chart.Visible)
{
this.window.RemoveRChannel();
}
}
}
/// <summary>
/// Saves the current audio stream that is opened.
/// </summary>
/// <param name="sender">Unused.</param>
/// <param name="e">Unused.</param>
private void SaveFile(object sender, EventArgs e)
{
SaveFileDialog dialog = new SaveFileDialog();
dialog.Title = "Save ...";
dialog.CheckPathExists = true;
dialog.Filter = "WAV File (*.wav) | *.wav";
dialog.DefaultExt = "wav";
if (dialog.ShowDialog() == DialogResult.OK)
{
// Converts the data into bytes
List <byte> byteData = this.window.DataToBytes();
if (byteData == null)
{
return;
}
// Writes the data to a file
WaveParser parser = new WaveParser(dialog.FileName);
parser.SaveWave(byteData, this.window.Header);
}
}
