// Constructor
public MainPage()
{
InitializeComponent();
DispatcherTimer timer = new DispatcherTimer();
// Run it a little faster than our buffer updates
timer.Interval = TimeSpan.FromMilliseconds(80);
timer.Tick += OnTimerTick;
timer.Start();
FrameworkDispatcher.Update();
// Add in the event handler for when a new buffer of audio is available
audioIn.BufferReady += new EventHandler<EventArgs>(Microphone_BufferReady);
// XNA is limited to 100ms latency. :(
audioIn.BufferDuration = TimeSpan.FromMilliseconds(100);
// Create a buffer of the appropriate length
int bufferLen = audioIn.GetSampleSizeInBytes(audioIn.BufferDuration);
audioBuffer = new byte[bufferLen];
// Create our audio out interface with the same samplerate and channels of the audio input
// We couldn't create this above because we needed to get audioIn.SampleRate
audioOut = new DynamicSoundEffectInstance(audioIn.SampleRate, AudioChannels.Mono);
// Start recording and playing
audioIn.Start();
audioOut.Play();
}
public void PlaySound(Tone tone, TimeSpan duration)
{
Deployment.Current.Dispatcher.BeginInvoke(() =>
{
if (_timer == null)
{
_timer = new DispatcherTimer
{
Interval = TimeSpan.FromMilliseconds(33)
};
_timer.Tick += delegate { try { FrameworkDispatcher.Update(); } catch { } };
}
if (_timer.IsEnabled) _timer.Stop();
_timeLeft = duration;
FrameworkDispatcher.Update();
_frequency = tone;
_dynamicSound = new DynamicSoundEffectInstance(SampleRate, AudioChannels.Mono);
_dynamicSound.BufferNeeded += dynamicSound_BufferNeeded;
_dynamicSound.Play();
_bufferSize = _dynamicSound.GetSampleSizeInBytes(TimeSpan.FromSeconds(1));
_soundBuffer = new byte[_bufferSize];
_timer.Start();
});
}
public void PlaySound(int samplingRate, byte[] pcmData)
{
DynamicSoundEffectInstance playback =
new DynamicSoundEffectInstance(samplingRate, AudioChannels.Mono);
playback.SubmitBuffer(pcmData);
playback.Play();
}
public SoundPlayer(int sampleRate, bool stereo, int framesPerSecond)
{
soundInstance = new DynamicSoundEffectInstance(sampleRate, stereo ? AudioChannels.Stereo : AudioChannels.Mono);
stream_buffer_size = (uint)(((ulong)MAX_BUFFER_SIZE * (ulong)sampleRate) / 44100);
var wBitsPerSample = 16;
var nChannels = stereo ? 2 : 1;
var nBlockAlign = wBitsPerSample * nChannels / 8;
stream_buffer_size = (uint)(stream_buffer_size * nBlockAlign) / 4;
stream_buffer_size = (uint)((stream_buffer_size * 30) / framesPerSecond);
stream_buffer_size = (stream_buffer_size / 1024) * 1024;
waveBuffer = new byte[stream_buffer_size];//soundInstance.GetSampleSizeInBytes(TimeSpan.FromMilliseconds(25))];
soundInstance.Play();
}
public Synth()
{
// Create DynamicSoundEffectInstance object and start it
_instance = new DynamicSoundEffectInstance(SampleRate, Channels == 2 ? AudioChannels.Stereo : AudioChannels.Mono);
_instance.Play();
// Create buffers
const int bytesPerSample = 2;
_xnaBuffer = new byte[Channels * SamplesPerBuffer * bytesPerSample];
_workingBuffer = new float[Channels, SamplesPerBuffer];
// Create voice structures
_voicePool = new Voice[Polyphony];
for (int i = 0; i < Polyphony; ++i)
{
_voicePool[i] = new Voice(this);
}
_freeVoices = new Stack<Voice>(_voicePool);
_activeVoices = new List<Voice>();
_keyRegistry = new Dictionary<int, Voice>();
}
public void Play()
{
float now = UltimaVars.EngineVars.TheTime;
// Check to see if any existing instances of this sound effect have stopped playing. If
// they have, remove the reference to them so the garbage collector can collect them.
for (int i = 0; i < m_instances.Count; i++)
if (m_instances[i].Item2 < now)
{
m_instances.RemoveAt(i);
i--;
}
DynamicSoundEffectInstance instance = new DynamicSoundEffectInstance(22050, AudioChannels.Mono);
instance.BufferNeeded += new EventHandler<EventArgs>(instance_BufferNeeded);
instance.SubmitBuffer(m_waveBuffer);
instance.Play();
m_instances.Add(new Tuple<DynamicSoundEffectInstance, float>(instance,
now + (instance.GetSampleDuration(m_waveBuffer.Length).Milliseconds / 1000f)));
}
public void Play()
{
lock (DynamicSoundSync)
{
if (_dynamicSound == null)
{
IsPlaying = true;
Time = 0;
CurrentFillBufferIndex = 0;
CurrentPlayBufferIndex = 0;
_dynamicSound = new DynamicSoundEffectInstance(SampleRate,
(ChannelCount == 1)
? AudioChannels.Mono
: AudioChannels.Stereo);
_dynamicSound.BufferNeeded += BufferNeeded;
FillBuffer();
BufferHitCount = 0;
SubmitBuffer();
_dynamicSound.Play();
}
}
}
private static void PlayThings(Context ctx, Node srcNode)
{
FrameworkDispatcher.Update();
using (var aud = new DynamicSoundEffectInstance(48000, AudioChannels.Mono))
{
SampleSize = aud.GetSampleSizeInBytes(new TimeSpan(0, 0, 0, 0, SampleTimeMs));
var sub = ctx.Socket(SocketType.SUB);
sub.Subscribe(new byte[0]);
sub.Connect(srcNode.Url);
mBar.SignalAndWait();
bool bufferNeeded = true;
aud.BufferNeeded += (_, __) => bufferNeeded = true;
while (isRunning)
{
if (bufferNeeded)
{
foreach (var n in mNodes.Where(n => n is GeneratorNode).Cast<GeneratorNode>())
{
n.SignalForData();
}
bufferNeeded = false;
}
var bytes = sub.Recv(SampleTimeMs / 2);
if (bytes != null)
{
aud.SubmitBuffer(bytes);
if (aud.State == SoundState.Stopped)
aud.Play();
}
FrameworkDispatcher.Update();
//running = false;
}
aud.Stop();
sub.Dispose();
}
}
/// <summary>
/// Plays the effect.
/// </summary>
/// <param name="asEffect">Set to false for music, true for sound effects.</param>
public void Play(bool asEffect, AudioEffects effect = AudioEffects.None, float volume = 1.0f)
{
double now = UltimaGame.TotalMS;
CullExpiredEffects(now);
m_ThisInstance = GetNewInstance(asEffect);
if (m_ThisInstance == null)
{
this.Dispose();
return;
}
switch (effect)
{
case AudioEffects.PitchVariation:
float pitch = (float)Utility.RandomValue(-5, 5) * .025f;
m_ThisInstance.Pitch = pitch;
break;
}
BeforePlay();
byte[] buffer = GetBuffer();
if (buffer != null && buffer.Length > 0)
{
m_ThisInstance.BufferNeeded += new EventHandler<EventArgs>(OnBufferNeeded);
m_ThisInstance.SubmitBuffer(buffer);
m_ThisInstance.Volume = volume;
m_ThisInstance.Play();
List<Tuple<DynamicSoundEffectInstance, double>> list = (asEffect) ? m_EffectInstances : m_MusicInstances;
double ms = m_ThisInstance.GetSampleDuration(buffer.Length).TotalMilliseconds;
list.Add(new Tuple<DynamicSoundEffectInstance, double>(m_ThisInstance, now + ms));
}
}
private static void PlaybackSpeech()
{
// trace the operation
TraceHelper.AddMessage("About to playback speech");
// create a sound effect instance
DynamicSoundEffectInstance effect = new DynamicSoundEffectInstance(mic.SampleRate, AudioChannels.Mono);
// submit all the buffers to the instance
foreach (var buf in speechBufferList)
if (buf.Length > 0)
effect.SubmitBuffer(buf);
speechBufferList.Clear();
// create an event handler to stop playback when all the buffers have been consumed
effect.BufferNeeded += delegate
{
if (effect.PendingBufferCount == 0)
{
effect.Stop();
TraceHelper.AddMessage("Finished playing back speech");
}
};
// play the speech
FrameworkDispatcher.Update();
effect.Play();
}
private void UpdateCurrentTone()
{
if (_currentToneMillisecondsLeft > 0)
{
_currentToneMillisecondsLeft -= _dispatcherTimer.Interval.Milliseconds;
return;
}
if (_dynamicSound != null) _dynamicSound.Stop(); // otherwise, buffer (1sec) is played out
if (_toneQueue.Count == 0)
{
_dispatcherTimer.Stop();
return;
}
var newTone = _toneQueue.Dequeue();
_currentToneMillisecondsLeft = newTone.DurationInMilliSeconds - _dispatcherTimer.Interval.Milliseconds;
if (newTone.Mute) return;
_currentToneFrequency = newTone.Frequency;
_dynamicSound = new DynamicSoundEffectInstance(48000, AudioChannels.Stereo);
_dynamicSound.BufferNeeded += GetSoundBuffer;
_dynamicSound.Play();
}
/// <summary>
/// Plays the effect.
/// </summary>
/// <param name="asEffect">Set to false for music, true for sound effects.</param>
public void Play(bool asEffect = true)
{
double now = UltimaGame.TotalMS;
CullExpiredEffects(now);
m_ThisInstance = GetNewInstance(asEffect);
if (m_ThisInstance == null)
{
this.Dispose();
return;
}
BeforePlay();
byte[] buffer = GetBuffer();
if (buffer != null && buffer.Length > 0)
{
m_ThisInstance.BufferNeeded += new EventHandler<EventArgs>(OnBufferNeeded);
m_ThisInstance.SubmitBuffer(buffer);
m_ThisInstance.Play();
List<Tuple<DynamicSoundEffectInstance, double>> list = (asEffect) ? m_EffectInstances : m_MusicInstances;
list.Add(new Tuple<DynamicSoundEffectInstance, double>(m_ThisInstance, now + (m_ThisInstance.GetSampleDuration(buffer.Length).Milliseconds)));
}
}
public override void Initialize(AudioRenderInitializeArgs renderArgs)
{
Playback = new DynamicSoundEffectInstance(ClockRate, Channels == 2 ? AudioChannels.Stereo : AudioChannels.Mono);
Playback.Play();
}
/// <summary>
/// Allows the game to perform any initialization it needs to before starting to run.
/// This is where it can query for any required services and load any non-graphic
/// related content. Calling base.Initialize will enumerate through any components
/// and initialize them as well.
/// </summary>
protected override void Initialize()
{
base.Initialize();
this.IsMouseVisible = true;
// Sound
sound = new DynamicSoundEffectInstance(SampleRate, Channels);
sound.Play();
// Images
colorTexture = new Texture2D(graphics.GraphicsDevice, FrameWidth, FrameHeight);
LeftHand = new DepthImage(graphics.GraphicsDevice, DepthFrameWidth, DepthFrameHeight);
RightHand = new DepthImage(graphics.GraphicsDevice, DepthFrameWidth, DepthFrameHeight);
// Gesture Recognition
LeftHandTracker = new HandTracker();
//Thread gestureThread = new Thread(new ThreadStart(IdentifyGestures));
//gestureThread.Start();
//Thread kinectThread = new Thread(new ThreadStart(StartKinect));
//kinectThread.Start();
StartKinect();
}