public void StopRecording()
{
_endTicks = 0;
_forceOnEndTicks = 0;
_currentKickState = AudioKickState.Off;
EndRecording();
}
public void ProcessSamples(bool bHasAudio, byte[] samples)
{
if (samples == null || samples.Length <= 0)
{
return;
}
if (bHasAudio)
{
KickRecording(AudioKickState.Kick);
}
if (_recordingEnabled && _waveWriter != null)
{
if (_useResampler)
{
Buffer.BlockCopy(samples, 0, _resampleStream.SourceBuffer, 0, samples.Length);
int sourceBytesConverted = 0;
int convertedBytes = _resampleStream.Convert(samples.Length, out sourceBytesConverted);
if (sourceBytesConverted == samples.Length)
{
byte[] convBytes = new byte[convertedBytes];
Buffer.BlockCopy(_resampleStream.DestBuffer, 0, convBytes, 0, convertedBytes);
_waveWriter.Write(convBytes, 0, convBytes.Length);
}
}
else
{
_waveWriter.Write(samples, 0, samples.Length);
}
}
long curTicks = DateTime.Now.Ticks;
if (_currentKickState == AudioKickState.On)
{
if (_forceOnEndTicks == 0 || _forceOnEndTicks < curTicks)
{
_forceOnEndTicks = 0;
_endTicks = curTicks + RecordingKickTimeTicks;
_currentKickState = AudioKickState.Kick;
}
}
else if (!_recordingEnabled || (_endTicks == 0) || (_currentKickState == AudioKickState.Kick && _endTicks < DateTime.Now.Ticks))
{
EndRecording();
}
}
private void StartRecording(AudioKickState kickType)
{
if (!_recordingEnabled)
{
return;
}
DateTime dt = DateTime.Now;
string fileName;
_currentKickState = kickType;
lock (_lockObj)
{
_currentFileName = string.Format("{0}_{1}.wav", RecordingPrefix, dt.ToString("yyyyMMdd_HHmmss"));
fileName = System.IO.Path.Combine(AppSettings.Instance.RecordFileDirectory, _currentFileName);
_waveWriter = new WaveFileWriter(fileName, _fileWaveFormat);
}
_endTicks = dt.Ticks + RecordingKickTimeTicks;
}
public void KickRecording(AudioKickState kickType)
{
if (_recordingType == SignalRecordingType.Fixed)
{
if (_waveWriter == null)
{
_currentKickState = AudioKickState.Kick;
_forceOnEndTicks = DateTime.Now.Ticks + RecordingKickTimeTicks;
StartRecording(AudioKickState.Kick);
}
}
else
{
AudioKickState calcKickState = kickType;
if (kickType == AudioKickState.Off)
{
calcKickState = AudioKickState.Kick;
_forceOnEndTicks = 0;
}
else if (kickType == AudioKickState.On)
{
_forceOnEndTicks = DateTime.Now.Ticks + MAX_FORCE_ON_TIME;
}
if (_waveWriter == null)
{
StartRecording(kickType);
}
else if (_currentKickState == AudioKickState.On && kickType == AudioKickState.Kick)
{
_forceOnEndTicks = DateTime.Now.Ticks + MAX_FORCE_ON_TIME;
}
else if (_currentKickState == AudioKickState.On && kickType == AudioKickState.Off)
{
_currentKickState = AudioKickState.Kick;
_endTicks = DateTime.Now.Ticks + RecordingKickTimeTicks;
}
else
{
_currentKickState = calcKickState;
_endTicks = DateTime.Now.Ticks + RecordingKickTimeTicks;
}
}
}
private void StartRecording(AudioKickState kickType)
{
if (!_recordingEnabled)
return;
DateTime dt = DateTime.Now;
string fileName;
_currentKickState = kickType;
lock (_lockObj)
{
_currentFileName = string.Format("{0}_{1}.wav", RecordingPrefix, dt.ToString("yyyyMMdd_HHmmss"));
fileName = System.IO.Path.Combine(AppSettings.Instance.RecordFileDirectory, _currentFileName);
_waveWriter = new WaveFileWriter(fileName, _fileWaveFormat);
}
_endTicks = dt.Ticks + RecordingKickTimeTicks;
}
public void ProcessSamples(bool bHasAudio, byte[] samples)
{
if (samples == null || samples.Length <= 0)
return;
if (bHasAudio)
{
KickRecording(AudioKickState.Kick);
}
if (_recordingEnabled && _waveWriter != null)
{
if (_useResampler)
{
Buffer.BlockCopy(samples, 0, _resampleStream.SourceBuffer, 0, samples.Length);
int sourceBytesConverted = 0;
int convertedBytes = _resampleStream.Convert(samples.Length, out sourceBytesConverted);
if (sourceBytesConverted == samples.Length)
{
byte[] convBytes = new byte[convertedBytes];
Buffer.BlockCopy(_resampleStream.DestBuffer, 0, convBytes, 0, convertedBytes);
_waveWriter.Write(convBytes, 0, convBytes.Length);
}
}
else
{
_waveWriter.Write(samples, 0, samples.Length);
}
}
long curTicks = DateTime.Now.Ticks;
if (_currentKickState == AudioKickState.On)
{
if (_forceOnEndTicks == 0 || _forceOnEndTicks < curTicks)
{
_forceOnEndTicks = 0;
_endTicks = curTicks + RecordingKickTimeTicks;
_currentKickState = AudioKickState.Kick;
}
}
else if (!_recordingEnabled || (_endTicks == 0) || (_currentKickState == AudioKickState.Kick && _endTicks < DateTime.Now.Ticks))
{
EndRecording();
}
}
public void StopRecording()
{
_endTicks = 0;
_forceOnEndTicks = 0;
_currentKickState = AudioKickState.Off;
EndRecording();
}
public void KickRecording(AudioKickState kickType)
{
if (_recordingType == SignalRecordingType.Fixed)
{
if (_waveWriter == null)
{
_currentKickState = AudioKickState.Kick;
_forceOnEndTicks = DateTime.Now.Ticks + RecordingKickTimeTicks;
StartRecording(AudioKickState.Kick);
}
}
else
{
AudioKickState calcKickState = kickType;
if (kickType == AudioKickState.Off)
{
calcKickState = AudioKickState.Kick;
_forceOnEndTicks = 0;
}
else if (kickType == AudioKickState.On)
{
_forceOnEndTicks = DateTime.Now.Ticks + MAX_FORCE_ON_TIME;
}
if (_waveWriter == null)
{
StartRecording(kickType);
}
else if (_currentKickState == AudioKickState.On && kickType == AudioKickState.Kick)
{
_forceOnEndTicks = DateTime.Now.Ticks + MAX_FORCE_ON_TIME;
}
else if (_currentKickState == AudioKickState.On && kickType == AudioKickState.Off)
{
_currentKickState = AudioKickState.Kick;
_endTicks = DateTime.Now.Ticks + RecordingKickTimeTicks;
}
else
{
_currentKickState = calcKickState;
_endTicks = DateTime.Now.Ticks + RecordingKickTimeTicks;
}
}
}