public IWaveProvider Resample(IWaveProvider inputProvider)
{
var output = inputProvider;
if (_inFormat.Encoding == WaveFormatEncoding.IeeeFloat)
{
//This needs to change if the Discord sound format changes
output = new WaveFloatTo16Provider(inputProvider);
_log.Debug("Resampling from IeeeFloat using FloatTo16Provider");
}
else if (_inFormat.BitsPerSample != SoundSettings.DiscordFormat.BitsPerSample)
{
output = new WaveFormatConversionProvider(new WaveFormat(_inFormat.SampleRate, SoundSettings.DiscordFormat.BitsPerSample, _inFormat.Channels), output);
_log.Debug($"Resampling from {_inFormat.BitsPerSample} to {SoundSettings.DiscordFormat.BitsPerSample} bit using FormatConversionProvider");
}
if (_inFormat.Channels != SoundSettings.DiscordFormat.Channels)
{
output = new WaveFormatConversionProvider(new WaveFormat(_inFormat.SampleRate, SoundSettings.DiscordFormat.BitsPerSample, SoundSettings.DiscordFormat.Channels), output);
_log.Debug($"Resampling from {_inFormat.Channels} to {SoundSettings.DiscordFormat.Channels} using FormatConversionProbider");
}
if (_inFormat.SampleRate != SoundSettings.DiscordFormat.SampleRate)
{
output = new WaveFormatConversionProvider(SoundSettings.DiscordFormat, output);
_log.Debug($"Resampling from {_inFormat.SampleRate} to {SoundSettings.DiscordFormat.SampleRate} using FormatConversionProbider");
}
return(output);
}
private static void UpdateCue()
{
Context con = new Context(true);
if (cue.Count < 1)
{
return;
}
foreach (Audio audio in cue)
{
if (!audio.Prepared && !audio.Prepairing)
{
con.WriteLine("Prepairing " + audio.VideoInfo() + "...");
Task t = new Task(() => { audio.Prepare(); new Context(true).WriteLine(audio.VideoInfo() + " is prepared"); });
t.Start();
SpinWait.SpinUntil(() => { return(audio.Prepairing | audio.Prepared); });
}
}
if (current != cue[0])
{
Close();
current = cue[0];
if (current.Prepairing)
{
con.WriteLine("Still prepairing File...");
SpinWait.SpinUntil(() => { return(!current.Prepairing); });
Thread.Sleep(100);
if (!current.Prepared)
{
con.WriteLine("There was a problem, skipping!");
ShiftCue();
return;
}
}
fileReader = new AudioFileReader(current.path);
prov = fileReader.ToSampleProvider().ToMono().ToWaveProvider16();
convert = new WaveFormatConversionProvider(new WaveFormat(48000, 16, 1), prov);
read = convert.ToSampleProvider();
fileReader.Volume = cachedVol;
}
}
private byte[] convert32bitFloat48000HzStereoPCMTo16bitMonoPCM_Alpha(WaveInEventArgs e, int sampleRate)
{
byte[] recorded_buf = e.Buffer;
int recorded_length = e.BytesRecorded;
byte[] result_buf = null;
int result_len = -1;
try
{
//// 生データを再生可能なデータに変換
var waveBufferResample = new BufferedWaveProvider(this._WaveIn.WaveFormat);
waveBufferResample.DiscardOnBufferOverflow = true;
waveBufferResample.ReadFully = false; // leave a buffer?
waveBufferResample.BufferLength = recorded_length;
var sampleStream = new WaveToSampleProvider(waveBufferResample);
// Downsample
var resamplingProvider = new WdlResamplingSampleProvider(sampleStream, sampleRate);
// Stereo to mono
var monoProvider = new StereoToMonoSampleProvider(resamplingProvider)
{
LeftVolume = 1f,
RightVolume = 1f
};
// Convert to 32bit float to 16bit PCM
var ieeeToPcm = new SampleToWaveProvider16(monoProvider);
var depthConvertProvider = new WaveFormatConversionProvider(new WaveFormat(sampleRate, 8, 1), ieeeToPcm);
var depthConvertProviderRev = new WaveFormatConversionProvider(new WaveFormat(sampleRate, 16, 1), depthConvertProvider);
waveBufferResample.AddSamples(recorded_buf, 0, recorded_length);
result_len = recorded_length / (2 * (48000 / sampleRate) * 2); // depth conv and sampling and ch conv
result_buf = new byte[result_len];
depthConvertProviderRev.Read(result_buf, 0, result_len);
}
catch (Exception ex)
{
Console.WriteLine(ex);
Console.WriteLine("exit...");
System.Windows.Forms.Application.Exit();
}
return(result_buf);
}
private void initAudioRecorder()
{
if (audio != null)
{
audio.DataAvailable -= Audio_DataAvailable;
audio.RecordingStopped -= Audio_RecordingStopped;
audio.Dispose();
}
if (blankplayer != null)
{
blankplayer.Dispose();
}
audio = new WasapiLoopbackCapture(device);
sourceFormat = audio.WaveFormat;
if (sourceProvider == null)
{
sourceProvider = new BufferedWaveProvider(sourceFormat);
sourceProvider.ReadFully = false;
wfto16prov = new WaveFloatTo16Provider(sourceProvider);
monovolumeprovider = new StereoToMonoProvider16(wfto16prov);
formatconv = new WaveFormatConversionProvider(new WaveFormat(24000, 16, 1), monovolumeprovider);
}
text_encoding.Text = sourceFormat.Encoding.ToString();
//var client = device.AudioClient.AudioRenderClient;
blankplayer = new WasapiOut(device, AudioClientShareMode.Shared, false, 0);
silence = new SilenceProvider(sourceFormat).ToSampleProvider();
AudioDevice_Text.ForeColor = Color.Black;
try
{
blankplayer.Init(silence);
}
catch
{
AudioDevice_Text.ForeColor = Color.Red;
}
audio.DataAvailable += Audio_DataAvailable;
audio.RecordingStopped += Audio_RecordingStopped;
AudioMonitor = device.AudioMeterInformation;
}
/// <summary>
/// 44100Hz,2chのファイル読み込み("main"で追加される)
/// </summary>
/// <param name="filename"></param>
public static void MainFileLoad(string filename)
{
IWaveProvider FloatStereo44100Provider;
AudioFileReader reader;
reader = new AudioFileReader(filename);
audiofilereader = reader;
Test.Print("Volume消す");
IWaveProvider stereo;
if (reader.WaveFormat.Channels == 1)
{
if (reader.WaveFormat.Encoding == WaveFormatEncoding.IeeeFloat)
{
//NAudio.Wave.SampleProviders.MonoToStereoSampleProvider s = new NAudio.Wave.SampleProviders.MonoToStereoSampleProvider(reader);
stereo = new Wave16ToFloatProvider(new MonoToStereoProvider16(new WaveFloatTo16Provider(reader)));
WaveFormatConversionProvider conv = new WaveFormatConversionProvider(new WaveFormat(44100, 2), stereo);
}
else if (reader.WaveFormat.Encoding == WaveFormatEncoding.Pcm)
{
stereo = new Wave16ToFloatProvider(new MonoToStereoProvider16(reader));
}
else
{
return;
}
}
else
{
stereo = reader;
}
FloatStereo44100Provider = stereo;//最終的にこの形式に統一44100にするかどうかは検討の余地あり
SoundDriver.AddWaveProvider(FloatStereo44100Provider, "main");
}
public static void DoMain(CdjData cdjdata)
{
//using NAudio.Wave;
//シンプル再生(２つ作れば多重再生可能）
IWaveProvider FloatStereo44100Provider;
AudioFileReader reader;
reader = new AudioFileReader(cdjdata.SOUND);
reader.Volume = 0.1F;
IWaveProvider stereo;
if (reader.WaveFormat.Channels == 1)
{
if (reader.WaveFormat.Encoding == WaveFormatEncoding.IeeeFloat)
{
//NAudio.Wave.SampleProviders.MonoToStereoSampleProvider s = new NAudio.Wave.SampleProviders.MonoToStereoSampleProvider(reader);
stereo = new Wave16ToFloatProvider(new MonoToStereoProvider16(new WaveFloatTo16Provider(reader)));
WaveFormatConversionProvider conv = new WaveFormatConversionProvider(new WaveFormat(44100, 2), stereo);
}
else if (reader.WaveFormat.Encoding == WaveFormatEncoding.Pcm)
{
stereo = new Wave16ToFloatProvider(new MonoToStereoProvider16(reader));
}
else
{
return;
}
}
else
{
stereo = reader;
}
FloatStereo44100Provider = stereo;//最終的にこの形式に統一44100にするかどうかは検討の余地あり
SoundDriver.AddWaveProvider(FloatStereo44100Provider, "main");
SoundDriver.Play();
//while (waveOut.PlaybackState == PlaybackState.Playing)
//{
// Application.DoEvents();
// this.Text = reader.CurrentTime.ToString();
//} // 再生の終了を待つ
// // 再生の終了を待たずにWaveOutのインスタンスが破棄されると、その時点で再生が停止する
//inputAnalogFader inpfader = new inputAnalogFader();
inputMIDIFader inpfader = new inputMIDIFader(midiinput);
inputMIDIRecord RecordL = new inputMIDIRecord(CdjData.Left, midiinput);
inputMIDIRecord RecordR = new inputMIDIRecord(CdjData.Right, midiinput);
inpfader.Initial();
SetDrawObjects();
//GHplaylineL = DX.LoadGraph("playline.png");
//GHplaylineR = DX.LoadGraph("playline2.png");
int MovieGraphHandle;
int MovieGraphHandle1, MovieGraphHandle2;
MovieGraphHandle1 = DX.LoadGraph("B3_TYPE42.avi");
MovieGraphHandle2 = DX.LoadGraph("E_Map_TYPE01a.avi");
// 描画先を裏画面に変更
DX.SetDrawScreen(DX.DX_SCREEN_BACK);
// 画像を左右に動かす処理のための変数を初期化
now.set_startbpm(0, cdjdata.BPM);
//now.set_startbpm(DX.GetNowCount(), music.BPM);
Random random = new Random();
int dbg = 0;
// メインループ
while (DX.ProcessMessage() != -1)
{
//再生終了で抜ける
/*
* if ((DX.GetJoypadInputState(DX.DX_INPUT_KEY_PAD1) & DX.PAD_INPUT_9) != 0)
* {
* waveOut.Dispose();
* break;
* }
* if(waveOut.PlaybackState == PlaybackState.Stopped)
* {
* waveOut.Dispose();
* break;
* }
*/
// 画面をクリア
DX.ClearDrawScreen();
now.settime((int)reader.CurrentTime.TotalMilliseconds);
cdjdata.SetStep(now.judgementlinestep);
//ムービー処理
{
// 画像を描画する座標を更新
if ((DX.GetJoypadInputState(DX.DX_INPUT_KEY_PAD1) & DX.PAD_INPUT_RIGHT) != 0)
{
MovieGraphHandle = MovieGraphHandle1;
}
else
{
MovieGraphHandle = MovieGraphHandle2;
}
// 画像を描画
//ムービー
DX.SetDrawBlendMode(DX.DX_BLENDMODE_NOBLEND, 0);
//ムービー調整
if (DX.GetMovieStateToGraph(MovieGraphHandle1) != 1)
{
DX.SeekMovieToGraph(MovieGraphHandle1, 0);
DX.PlayMovieToGraph(MovieGraphHandle1);
}
if (DX.GetMovieStateToGraph(MovieGraphHandle2) != 1)
{
DX.SeekMovieToGraph(MovieGraphHandle2, 0);
DX.PlayMovieToGraph(MovieGraphHandle2);
}
}
//キューイングのディスクとか再生ラインとかカットイン矢印とかを描く
foreach (DiscQueCutData o in cdjdata.lstquedata)
{
o.Cutin(inputFader.GetCutInState());
if (o.ActiveState == EnumActiveState.NEXT)
{
if (o.lr == CdjData.Left)
{
o.Queing(RecordL.DeltaAngle);
}
else
{
o.Queing(RecordR.DeltaAngle);
}
}
}
if (cdjdata.nowlr == 1 && inputFader.GetFaderState() == EnumFaderState.RIGHT)
{
//waveOut.Volume = 0;
}
else if (cdjdata.nowlr == -1 && inputFader.GetFaderState() == EnumFaderState.LEFT)
{
//waveOut.Volume = 0;
}
else
{
//waveOut.Volume = DEF_VOLUME;
}
RecordL.Update();
RecordR.Update();
inpfader.Update();
midiinput.update(DateTime.Now);
//inputFader.GetFaderState();
//----------------------------------------------------------------------------------------
//デバッグ用
DX.DrawString(0, 0, "fader" + inputFader.GetFaderValue(), DX.GetColor(255, 255, 255));
DX.DrawString(0, 20, "cutin" + inputFader.GetCutInState().ToString(), DX.GetColor(255, 255, 255));
DX.DrawString(0, 40, "angle" + RecordR.DeltaAngle.ToString(), DX.GetColor(255, 255, 255));
DX.DrawString(0, 60, "Pos " + midiinput.Pos(-1).ToString(), DX.GetColor(255, 255, 255));
DX.DrawString(0, 80, "Spd " + midiinput.Speed(-1).ToString(), DX.GetColor(255, 255, 255));
//----------------------------------------------------------------------------------------
//描画処理
DoDraw(cdjdata);
}
}
