//Получение данных из входного буфера
async void waveIn_DataAvailable(object sender, WaveInEventArgs e)
{
//Записываем данные из буфера в файл
//writer.WriteData(e.Buffer, 0, e.BytesRecorded);
//writer.WriteData(e.Buffer, 0, e.BytesRecorded);
await writer.WriteAsync(e.Buffer, 0, e.BytesRecorded);
}
private async void Capture_DataAvailable(object sender, WaveInEventArgs e)
{
try
{
await writer.WriteAsync(e.Buffer, 0, e.BytesRecorded);
}
catch (Exception)
{
}
}
/// <summary>
/// Processes the reader, exporting the results to the writer.
/// </summary>
/// <param name="reader">WAV stream to read.</param>
/// <param name="writer">WAV stream to write.</param>
/// <param name="startPos">Start position.</param>
/// <param name="endPos">End position.</param>
/// <returns></returns>
private static async Task TrimWavFile(WaveFileReader reader, WaveFileWriter writer, int startPos, int endPos)
{
reader.Position = startPos;
byte[] buffer = new byte[1024];
while (reader.Position < endPos)
{
int bytesRequired = (int)(endPos - reader.Position);
if (bytesRequired > 0)
{
int bytesToRead = Math.Min(bytesRequired, buffer.Length);
int bytesRead = reader.Read(buffer, 0, bytesToRead);
if (bytesRead > 0)
{
await writer.WriteAsync(buffer, 0, bytesRead);
}
}
}
}
public async Task SaveAsync(string path, int loopCount = 2, MidiFile mf = null)
{
CorePlayer.Stop();
if (mf != null)
{
CorePlayer.Load(mf);
}
CorePlayer.Play(loopCount);
using (var wfw = new WaveFileWriter(path, new WaveFormat()))
{
while (CorePlayer.IsPlaying)
{
byte[] b = ToByte(CorePlayer.GetBuffer(_buffer));
await wfw.WriteAsync(b, 0, b.Length);
}
}
}
public async void Record(byte[] data, int count)
{
if (!recording)
{
return;
}
try
{
await writer.WriteAsync(data, 0, data.Length);
}
catch (Exception ex)
{
systemLog.WarnFormat("{0} Could not write data", prefix);
systemLog.Debug(ex.Message);
systemLog.Debug(ex.StackTrace);
}
}
private void RecordButton_Click(object sender, EventArgs e)
{
var dialog = new SaveFileDialog();
dialog.Filter = "Wave files | *.wav";
if (dialog.ShowDialog() != DialogResult.OK)
{
return;
}
outputFileName = dialog.FileName;
RecordButton.Enabled = false;
StopButton.Enabled = true;
capture = new WasapiLoopbackCapture();
var writer = new WaveFileWriter(outputFileName, capture.WaveFormat);
capture.DataAvailable += async(s, e) =>
{
if (writer != null)
{
await writer.WriteAsync(e.Buffer, 0, e.BytesRecorded);
await writer.FlushAsync();
}
};
capture.RecordingStopped += (s, e) =>
{
if (writer != null)
{
writer.Dispose();
writer = null;
}
RecordButton.Enabled = true;
capture.Dispose();
};
capture.StartRecording();
}
private void StartButton_Click(object sender, EventArgs e)
{
StartButton.Enabled = false;
StopButton.Enabled = true;
stopwatch.Start();
//-------------------SystemSoundRecord---------------------------
var dialog = new SaveFileDialog();
dialog.Filter = "Wave files | *.wav";
if (dialog.ShowDialog() != DialogResult.OK)
{
return;
}
outputFileNameSounds = dialog.FileName;
capture = new WasapiLoopbackCapture();
var writer = new WaveFileWriter(outputFileNameSounds, capture.WaveFormat);
capture.DataAvailable += async(s, ee) =>
{
if (writer != null)
{
await writer.WriteAsync(ee.Buffer, 0, ee.BytesRecorded);
await writer.FlushAsync();
}
};
capture.RecordingStopped += (s, ee) =>
{
if (writer != null)
{
writer.Dispose();
writer = null;
}
StartButton.Enabled = true;
capture.Dispose();
};
capture.StartRecording();
//------------------MicRecord----------------------------------
var micFileDialog = new SaveFileDialog();
micFileDialog.Filter = "Wave files | *.wav";
if (micFileDialog.ShowDialog() != DialogResult.OK)
{
return;
}
outputFileNameMic = micFileDialog.FileName;
wave = new WaveIn();
wave.WaveFormat = new WaveFormat(8000, 1); //44100, 1
wave.DeviceNumber = InputDeviceCombo.SelectedIndex;
wave.DataAvailable += Wave_DataAvailable;
wave.RecordingStopped += Wave_RecordingStopped;
writerMic = new WaveFileWriter(outputFileNameMic, wave.WaveFormat);
wave.StartRecording();
}
