/// ------------------------------------------------------------------------------------
/// <summary>
/// as far as naudio is concerned, we are still "recording" (i.e., accepting waveIn
/// data), but we want to stop writing the data to the file.
/// </summary>
/// ------------------------------------------------------------------------------------
protected virtual void TransitionFromRecordingToMonitoring()
{
RecordingState = RecordingState.Stopping;
_fileWriterThread.Stop();
RecordedTime = _fileWriterThread.RecordedTimeInSeconds;
_fileWriterThread = null;
RecordingState = RecordingState.Monitoring;
if (Stopped != null)
{
Stopped(this, null);
}
}
/// ------------------------------------------------------------------------------------
public virtual void BeginRecording(string waveFileName, bool appendToFile)
{
if (_recordingState == RecordingState.NotYetStarted)
{
BeginMonitoring();
}
if (_recordingState != RecordingState.Monitoring)
{
throw new InvalidOperationException("Can't begin recording while we are in this state: " + _recordingState.ToString());
}
lock (this)
{
if (_waveInBuffersChanged)
{
CloseWaveIn();
BeginMonitoring();
}
_bytesRecorded = 0;
WaveFileWriter writer;
if (!File.Exists(waveFileName) || !appendToFile)
{
writer = new WaveFileWriter(waveFileName, _recordingFormat);
}
else
{
var buffer = GetAudioBufferToAppendTo(waveFileName);
writer = new WaveFileWriter(waveFileName, _recordingFormat);
writer.Write(buffer, 0, buffer.Length);
}
_fileWriterThread = new FileWriterThread(writer);
_recordingStartTime = DateTime.Now;
_prevRecordedTime = 0d;
RecordingState = RecordingState.Recording;
}
if (RecordingStarted != null)
{
RecordingStarted(this, EventArgs.Empty);
}
}
/// ------------------------------------------------------------------------------------
public virtual void BeginRecording(string waveFileName, bool appendToFile)
{
if (_recordingState == RecordingState.NotYetStarted)
BeginMonitoring();
if (_recordingState != RecordingState.Monitoring)
{
throw new InvalidOperationException("Can't begin recording while we are in this state: " + _recordingState.ToString());
}
lock (this)
{
if (_waveInBuffersChanged)
{
CloseWaveIn();
BeginMonitoring();
}
_bytesRecorded = 0;
WaveFileWriter writer;
if (!File.Exists(waveFileName) || !appendToFile)
writer = new WaveFileWriter(waveFileName, _recordingFormat);
else
{
var buffer = GetAudioBufferToAppendTo(waveFileName);
writer = new WaveFileWriter(waveFileName, _recordingFormat);
writer.Write(buffer, 0, buffer.Length);
}
_fileWriterThread = new FileWriterThread(writer);
_recordingStartTime = DateTime.Now;
_prevRecordedTime = 0d;
RecordingState = RecordingState.Recording;
}
if (RecordingStarted != null)
RecordingStarted(this, EventArgs.Empty);
}
/// ------------------------------------------------------------------------------------
/// <summary>
/// as far as naudio is concerned, we are still "recording" (i.e., accepting waveIn
/// data), but we want to stop writing the data to the file.
/// </summary>
/// ------------------------------------------------------------------------------------
protected virtual void TransitionFromRecordingToMonitoring()
{
RecordingState = RecordingState.Stopping;
_fileWriterThread.Stop();
RecordedTime = _fileWriterThread.RecordedTimeInSeconds;
_fileWriterThread = null;
RecordingState = RecordingState.Monitoring;
if (Stopped != null)
Stopped(this, null);
}