protected virtual bool StartWASAPI()
{
for (var a = 1; a <= START_ATTEMPTS; a++)
{
Logger.Write(this, LogLevel.Debug, "Starting WASAPI, attempt: {0}", a);
try
{
var success = BassWasapi.Start();
if (success)
{
Logger.Write(this, LogLevel.Debug, "Successfully started WASAPI.");
return(true);
}
else
{
Logger.Write(this, LogLevel.Warn, "Failed to start WASAPI: {0}", Enum.GetName(typeof(Errors), Bass.LastError));
}
}
catch (Exception e)
{
//Nothing can be done.
Logger.Write(this, LogLevel.Warn, "Failed to start WASAPI: {0}", e.Message);
}
Thread.Sleep(START_ATTEMPT_INTERVAL);
}
Logger.Write(this, LogLevel.Warn, "Failed to start WASAPI after {0} attempts.", START_ATTEMPTS);
return(false);
}
/// <summary>
/// Start Recording.
/// </summary>
public void Start()
{
_silencePlayer?.Play();
BassWasapi.CurrentDevice = _deviceIndex;
if (!BassWasapi.Start())
{
_silencePlayer?.Stop();
}
}
protected virtual bool StartWASAPI()
{
if (BassWasapi.IsStarted)
{
Logger.Write(this, LogLevel.Debug, "WASAPI has already been started.");
return(false);
}
Logger.Write(this, LogLevel.Debug, "Starting WASAPI.");
BassUtils.OK(BassWasapi.Start());
return(true);
}
/// <summary>
/// If device is null we will attempt default input index
/// </summary>
public static void StartInputCapture(WasapiInputDevice device)
{
int inputDeviceIndex = BassWasapi.DefaultInputDevice;
AudioAnalysis.InputMode = AudioAnalysis.InputModes.WasapiDevice;
if (device == null)
{
if (_inputDevices.Count == 0)
{
Log.Error("No wasapi input devices found");
return;
}
Log.Error($"Attempting default input {BassWasapi.DefaultInputDevice}.");
device = _inputDevices[0];
}
else
{
Log.Debug($"Initializing WASAPI audio input for {device.DeviceInfo.Name}... ");
inputDeviceIndex = device.WasapiDeviceIndex;
}
Bass.Configure(Configuration.UpdateThreads, false);
// Bass.Configure(Configuration.DeviceBufferLength, 1024);
BassWasapi.Stop();
BassWasapi.Free();
if (!BassWasapi.Init(inputDeviceIndex,
Frequency: 0,
Channels: 0,
//Flags: WasapiInitFlags.Buffer | WasapiInitFlags.Exclusive,
Flags: WasapiInitFlags.Buffer,
Buffer: (float)device.DeviceInfo.DefaultUpdatePeriod,
Period: (float)device.DeviceInfo.DefaultUpdatePeriod,
Procedure: _wasapiProcedure,
User: IntPtr.Zero))
{
Log.Error("Can't initialize WASAPI:" + Bass.LastError);
return;
}
BassWasapi.Start();
AudioAnalysis.InputMode = AudioAnalysis.InputModes.WasapiDevice;
}
private void SetEnableWasapi(bool enable)
{
if (!enable)
{
BassWasapi.Stop();
//BassWasapi.Free();
_timer.Stop();
_timer.IsEnabled = false;
return;
}
if (!_initialized)
{
var str = _deviceList[_deviceIndex % _deviceList.Count];
var array = str.Split(' ');
_wasapiDeviceIndex = Convert.ToInt32(array[0]);
Log.Debug($"Initializing WASAPI for {str}... #{_wasapiDeviceIndex}");
if (!BassWasapi.Init(_wasapiDeviceIndex,
Frequency: 0,
Channels: 0,
//Flags: WasapiInitFlags.Buffer | WasapiInitFlags.Exclusive,
Flags: WasapiInitFlags.Buffer,
Buffer: 1, //0.0041f/2, // was 1
Period: 1, //0.0041f/2,
Procedure: _wasapiProcedure,
User: IntPtr.Zero))
{
Log.Error("Can't initialize WASAPI:" + Bass.LastError);
return;
}
_initialized = true;
}
BassWasapi.Start();
System.Threading.Thread.Sleep(100);
_timer.IsEnabled = true;
_timer.Start();
}
public bool Start()
{
BassWasapi.CurrentDevice = DeviceIndex;
return(BassWasapi.Start());
}
