/******************************************************/
/// <summary>
/// レコーディング開始
/// </summary>
/// <example href="https://stackoverrun.com/ja/q/3869314">
/// デフォルトWaveInコンストラクタは、コールバックのWindowsメッセージを使用しています。
/// ただし、コンソールアプリケーションやバックグラウンドスレッドを実行している場合、
/// これらのWindowsメッセージは処理されません。最も簡単な解決策は、
///
/// 代わりにWaveInEventクラスを使用することです。
/// waveInStream = new WaveInEvent();
/// </example>
public void Start(int deviceId)
{
// waveInインスタンスの生成
try
{
//waveIn = new NAudio.Wave.WaveIn();
waveIn = new NAudio.Wave.WaveInEvent
{
DeviceNumber = deviceId,
WaveFormat = new NAudio.Wave.WaveFormat(FrameSamples, Bits, Channels),
NumberOfBuffers = 2,
BufferMilliseconds = (int)(BufferLength * 1f / FrameSamples * 1000f)
};
}
catch (Exception ex)
{
this.Clean();
throw ex;
}
// コールバックを追加
waveIn.DataAvailable += OnDataAvailable;
// 録音開始
waveIn.StartRecording();
}
public static string stringer(NAudio.Wave.IWaveIn wp)
{
if (wp == null)
{
return("F****D");
}
return(stringer(wp.WaveFormat));
}
public SoundCardRecorder(string filePath, string song)
{
FilePath = filePath;
Song = song;
_waveIn = new NAudio.Wave.WasapiLoopbackCapture();
_writer = new NAudio.Wave.WaveFileWriter(FilePath, _waveIn.WaveFormat);
_waveIn.DataAvailable += OnDataAvailable;
}
/// <summary>
/// インスタンスの開放
/// </summary>
private void Clean()
{
if (waveIn != null)
{
waveIn.DataAvailable -= OnDataAvailable;
}
waveIn?.StopRecording();
waveIn?.Dispose();
waveIn = null;
}
public void Dispose()
{
if (_waveIn != null)
{
_waveIn.StopRecording();
_waveIn.Dispose();
_waveIn = null;
}
if (_writer != null)
{
_writer.Close();
_writer.Dispose();
_writer = null;
}
}
public void Stop()
{
System.TimeSpan timeSpan = System.DateTime.Now.Subtract(_startTime);
_lastRecordingDuration = (int)timeSpan.TotalSeconds;
if (_waveIn != null)
{
_waveIn.StopRecording();
_waveIn.Dispose();
_waveIn = null;
}
if (_writer != null)
{
_writer.Close();
_writer.Dispose();
_writer = null;
}
}
public bool test()
{
tested = true;
wf = null;
try
{
if (mm == null ||
mm.State == NAudio.CoreAudioApi.DeviceState.NotPresent ||
mm.State == NAudio.CoreAudioApi.DeviceState.Unplugged)
{
return(false);
}
capt1 = mm.FriendlyName; // windows name
capt2 = mm.DeviceFriendlyName; // just device
if (capt1.EndsWith(capt2 + ")"))
{
capt1 = capt1.Substring(0, capt1.Length - (capt2.Length + 3));
}
isRec = mm.DataFlow == NAudio.CoreAudioApi.DataFlow.All || mm.DataFlow == NAudio.CoreAudioApi.DataFlow.Capture;
isPlay = mm.DataFlow == NAudio.CoreAudioApi.DataFlow.All || mm.DataFlow == NAudio.CoreAudioApi.DataFlow.Render;
NAudio.Wave.IWaveIn dev = isPlay ?
new NAudio.Wave.WasapiLoopbackCapture(mm) :
new NAudio.CoreAudioApi.WasapiCapture(mm);
if (dev != null)
{
wf = dev.WaveFormat;
makeSerializationData();
dev.Dispose();
return(true);
}
}
catch (System.Runtime.InteropServices.COMException)
{
mm = null;
}
return(false);
}
public bool test()
{
tested = true;
wf = null;
try
{
if (mm == null)
{
return(false);
}
NAudio.Wave.IWaveIn dev = null;
capt1 = mm.FriendlyName; // windows name
capt2 = mm.DeviceFriendlyName; // just device
if (capt1.EndsWith(capt2 + ")"))
{
capt1 = capt1.Substring(0, capt1.Length - (capt2.Length + 3));
}
isRec = mm.DataFlow == NAudio.CoreAudioApi.DataFlow.All || mm.DataFlow == NAudio.CoreAudioApi.DataFlow.Capture;
isPlay = mm.DataFlow == NAudio.CoreAudioApi.DataFlow.All || mm.DataFlow == NAudio.CoreAudioApi.DataFlow.Render;
dev = isPlay
? dev = new NAudio.Wave.WasapiLoopbackCapture(mm)
: dev = new NAudio.CoreAudioApi.WasapiCapture(mm);
if (dev != null)
{
wf = dev.WaveFormat;
makeSerializationData();
dev.Dispose();
return(true);
}
}
catch
{
mm = null;
}
return(false);
}
void helloworld(object sender, EventArgs e)
{
if (settings.devRec == null || settings.devRec.mm == null)
{
MessageBox.Show("I'm about to open the settings window.\n\n" +
"In the second dropdown (input Music), please select the speakers output you use when listening to music.\n\nPress apply when done.");
gSettings_Click(sender, e);
if (settings.devRec == null || settings.devRec.mm == null)
{
MessageBox.Show("Sorry, but the settings are still invalid. Please try again or something.");
return;
}
}
string app, str = "";
app = "CAPTURE_ENDPOINT = " + settings.devRec.mm.ToString() + "\r\n";
File.AppendAllText("Loopstream.log", app);
str += app;
wdt_waveIn = new NAudio.Wave.WasapiLoopbackCapture(settings.devRec.mm);
app = "WASAPI_FMT = " + LSDevice.stringer(wdt_waveIn) + "\r\n";
File.AppendAllText("Loopstream.log", app);
str += app;
Clipboard.Clear();
Clipboard.SetText(str);
MessageBox.Show(
"Capture will begin when you press OK; please open a media player and start listening to some music.\n\n" +
"While you wait, the following text is on your clipboard... Paste it in irc (Ctrl-V)\n\n" + str);
wdt_v = File.OpenWrite("Loopstream.raw");
wdt_writer = new NAudio.Wave.WaveFileWriter("Loopstream.wav", wdt_waveIn.WaveFormat);
wdt_waveIn.DataAvailable += wdt_OnDataAvailable;
wdt_waveIn.StartRecording();
while (true)
{
if (val < 0) break;
gMic.level = val;
Application.DoEvents();
System.Threading.Thread.Sleep(110);
val += 2;
}
gMic.level = 0;
if (DialogResult.Yes == MessageBox.Show("Test finished! The soundclip has been recorded to Loopstream.wav in the " +
"same folder as this .exe, more specifically here:\n\n" + Application.StartupPath + "\n\n" +
"Could you uploading this to pomf.se? Thanks!", "Open browser?", MessageBoxButtons.YesNo))
{
System.Diagnostics.Process.Start("http://pomf.se/");
}
}
