C# WaveOut.Init方法代码示例

        //------------------------------------------------------------------------------------------------------------------------
        #endregion

        #region Constructor
        //------------------------------------------------------------------------------------------------------------------------
        public Speaker()
        {
            waveout = new WaveOut();
            bufferedWaveProvider = new BufferedWaveProvider(new WaveFormat(8000, 16, 2));
            waveout.PlaybackStopped += Waveout_PlaybackStopped;
            volumeProvider = new VolumeWaveProvider16(bufferedWaveProvider);
            waveout.Init(volumeProvider);
        }

 public void PlaySound(string name, Action done = null)
 {
     FileStream ms = File.OpenRead(_soundLibrary[name]);
     var rdr = new Mp3FileReader(ms);
     WaveStream wavStream = WaveFormatConversionStream.CreatePcmStream(rdr);
     var baStream = new BlockAlignReductionStream(wavStream);
     var waveOut = new WaveOut(WaveCallbackInfo.FunctionCallback());
     waveOut.Init(baStream);
     waveOut.Play();
     var bw = new BackgroundWorker();
     bw.DoWork += (s, o) =>
                      {
                          while (waveOut.PlaybackState == PlaybackState.Playing)
                          {
                              Thread.Sleep(100);
                          }
                          waveOut.Dispose();
                          baStream.Dispose();
                          wavStream.Dispose();
                          rdr.Dispose();
                          ms.Dispose();
                          if (done != null) done();
                      };
     bw.RunWorkerAsync();
 }

        void StartEncoding()
        {
            _startTime = DateTime.Now;
            _bytesSent = 0;
            _segmentFrames = 960;
            _encoder = new OpusEncoder(48000, 1, OpusNet.OpusApplication.Voip);
            _encoder.Bitrate = 8192;
            _decoder = new OpusDecoder(48000, 1);
            _bytesPerSegment = _encoder.FrameByteCount(_segmentFrames);

            _waveIn = new WaveIn(WaveCallbackInfo.FunctionCallback());
            _waveIn.BufferMilliseconds = 50;
            _waveIn.DeviceNumber = comboBox1.SelectedIndex;
            _waveIn.DataAvailable += _waveIn_DataAvailable;
            _waveIn.WaveFormat = new WaveFormat(48000, 16, 1);

            _playBuffer = new BufferedWaveProvider(new WaveFormat(48000, 16, 1));

            _waveOut = new WaveOut(WaveCallbackInfo.FunctionCallback());
            _waveOut.DeviceNumber = comboBox2.SelectedIndex;
            _waveOut.Init(_playBuffer);

            _waveOut.Play();
            _waveIn.StartRecording();

            if (_timer == null)
            {
                _timer = new Timer();
                _timer.Interval = 1000;
                _timer.Tick += _timer_Tick;
            }
            _timer.Start();
        }

        static void Main(string[] args)
        {
            string mp3FilesDir = Directory.GetCurrentDirectory();

            if (args.Length > 0)
            {
                mp3FilesDir = args.First();
            }

            var waveOutDevice = new WaveOut();

            var idToFile = Directory.GetFiles(mp3FilesDir, "*.mp3", SearchOption.AllDirectories).ToDictionary(k => int.Parse(Regex.Match(Path.GetFileName(k), @"^\d+").Value));
            while (true)
            {
                Console.WriteLine("Wprowadz numer nagrania");
                var trackId = int.Parse(Console.ReadLine());

                using (var audioFileReader = new AudioFileReader(idToFile[trackId]))
                {
                    waveOutDevice.Init(audioFileReader);
                    waveOutDevice.Play();

                    Console.ReadLine();
                }
            }
            
        }

        static void Main(string[] args)
        {
            // for recording
            waveFileWriter = new WaveFileWriter(@"C:\rec\out.wav", new WaveFormat(44100, 2));

            var sound = new MySound();
            sound.SetWaveFormat(44100, 2);
            sound.init();
            waveOut = new WaveOut();
            waveOut.Init(sound);
            waveOut.Play();

            ConsoleKeyInfo keyInfo;
            bool loop = true;
            while (loop)
            {
                keyInfo = Console.ReadKey();
                if (keyInfo.Key == ConsoleKey.Q)
                {
                    waveOut.Stop();
                    waveOut.Dispose();
                    waveFileWriter.Close();
                    waveFileWriter.Dispose();
                    loop = false;
                }
            }
        }

        public void Initialise(WaveFormat format, WaveOut driver)
        {
            if (driver == null)
            {
                throw new ArgumentNullException("driver", "Must specify a WaveIn device instance");
            }

            if (format == null)
            {
                throw new ArgumentNullException("format", "Must specify an audio format");
            }

            var caps = WaveOut.GetCapabilities(driver.DeviceNumber);

            device = new WaveOutDeviceData
            {
                Driver = driver,
                Name = caps.ProductName,
                Channels = caps.Channels,
                Buffers = new float[caps.Channels][]
            };

            Format = WaveFormat.CreateIeeeFloatWaveFormat(format.SampleRate, caps.Channels);
            OutputBuffer = new BufferedWaveProvider(Format);
            OutputBuffer.DiscardOnBufferOverflow = true;

            driver.Init(OutputBuffer);

            mapOutputs();
        }

 public APU()
 {
     this.audioBuffer = new AudioBuffer();
     NESWaveProvider nesWaveProvider = new NESWaveProvider(audioBuffer);
     waveOut = new WaveOut();
     waveOut.Init(nesWaveProvider);
 }

        public void Start()
        {
            if (WaveIn.DeviceCount < 1)
                throw new Exception("Insufficient input device(s)!");

            if (WaveOut.DeviceCount < 1)
                throw new Exception("Insufficient output device(s)!");

            frame_size = toxav.CodecSettings.audio_sample_rate * toxav.CodecSettings.audio_frame_duration / 1000;

            toxav.PrepareTransmission(CallIndex, false);

            WaveFormat format = new WaveFormat((int)toxav.CodecSettings.audio_sample_rate, (int)toxav.CodecSettings.audio_channels);
            wave_provider = new BufferedWaveProvider(format);
            wave_provider.DiscardOnBufferOverflow = true;

            wave_out = new WaveOut();
            //wave_out.DeviceNumber = config["device_output"];
            wave_out.Init(wave_provider);

            wave_source = new WaveIn();
            //wave_source.DeviceNumber = config["device_input"];
            wave_source.WaveFormat = format;
            wave_source.DataAvailable += wave_source_DataAvailable;
            wave_source.RecordingStopped += wave_source_RecordingStopped;
            wave_source.BufferMilliseconds = (int)toxav.CodecSettings.audio_frame_duration;
            wave_source.StartRecording();

            wave_out.Play();
        }

        static void Main(string[] args)
        {
            var adj = new AdjustableTFunc {Value = 1600};

            var tFuncWaveProvider = new TFuncWaveProvider
                {
            //                  Amplitude = TFunc.Sin(new Frequency(adj.TFunc))
            //                  Amplitude = TFunc.Sin(new Frequency(t => TFuncs.Sin(Frequency.Hertz(1))(t) + 1000))
                    Amplitude = TFunc.Sin(TFunc.Sin(Frequency.Hertz(2)) + 1000)
                };
            var waveOut = new WaveOut();
            waveOut.Init(tFuncWaveProvider);
            waveOut.Play();

            Console.WriteLine("Press q to kill");
            char k;
            while ((k = Console.ReadKey().KeyChar) != 'q')
            {
                if (k == 'u')
                {
                    adj.Value+=10;
                }
                if (k == 'd')
                {
                    adj.Value-=10;
                }
                Console.Write(" ");
                Console.WriteLine(adj.Value);
            }

            waveOut.Stop();
            waveOut.Dispose();
        }

        public static Task Play(this Captcha captcha)
        {
            return Task.Run(() =>
            {
                using (MemoryStream memory = new MemoryStream(captcha.Data, false))
                {
                    memory.Seek(0, SeekOrigin.Begin);

                    using (Mp3FileReader reader = new Mp3FileReader(memory))
                    using (WaveStream pcm = WaveFormatConversionStream.CreatePcmStream(reader))
                    using (WaveStream stream = new BlockAlignReductionStream(pcm))
                    {
                        using (WaveOut waveOut = new WaveOut(WaveCallbackInfo.FunctionCallback()))
                        {
                            waveOut.Init(stream);
                            waveOut.Play();

                            while (waveOut.PlaybackState == PlaybackState.Playing)
                            {
                                Thread.Sleep(100);
                            }
                        }
                    }
                }
            });
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            byte[] apk, ask, bpk, bsk;
            NaClClient.CreateKeys(out apk, out ask);
            NaClClient.CreateKeys(out bpk, out bsk);

            var hasher = System.Security.Cryptography.SHA256.Create();

            _clientA = NaClClient.Create(apk, ask, bpk);
            _clientB = NaClClient.Create(bpk, bsk, apk);

            _sw = new Stopwatch();
            _sw.Start();

            _wave = new WaveIn(this.Handle);
            _wave.WaveFormat = new WaveFormat(12000, 8, 1);
            _wave.BufferMilliseconds = 100;
            _wave.DataAvailable += _wave_DataAvailable;
            _wave.StartRecording();

            _playback = new BufferedWaveProvider(_wave.WaveFormat);

            _waveOut = new WaveOut();
            _waveOut.DesiredLatency = 100;
            _waveOut.Init(_playback);
            _waveOut.Play();
        }

 private void StartPlayback()
 {
     masterMix = new MixingSampleProvider(WaveFormat.CreateIeeeFloatWaveFormat(44100, 2));
     foreach (var source in trackSources) masterMix.AddMixerInput(source);
     outDevice = new WaveOut();
     outDevice.Init(masterMix);
     outDevice.Play();
 }

 private void playButton_Click(object sender, EventArgs e)
 {
     waveOut = new WaveOut();
     waveOut.PlaybackStopped += waveOut_PlaybackStopped;
     reader = new WaveFileReader("sample.wav");
     waveOut.Init(reader);
     waveOut.Play();
 }

 public void Init(string path)
 {
     durationStopwatch = new Stopwatch();
     waveIn = new WasapiLoopbackCapture();
     wri = new LameMP3FileWriter(@path + ".mp3", waveIn.WaveFormat, 32);
     waveOut = new WaveOut();
     waveOut.Init(new SilenceGenerator());
 }

 /// <summary>
 /// Первоначальная инициализация звуковой системы
 /// </summary>
 public static void InitAudio()
 {
     player = new Player();
     player.SetWaveFormat(SampleRate, 1);
     waveOut = new WaveOut();
     waveOut.DesiredLatency = 200; // длина буфера /2=50 миллисекунд
     waveOut.Init(player);
 }