/// <summary>
/// Raises the audio filter read event.
/// </summary>
/// <param name="data">Data.</param>
/// <param name="channels">Channels.</param>
void OnAudioFilterRead(float[] data, int channels)
{
// Do not spatialize if we are not initialized, or if there is no
// audio source attached to game object
if ((OVRVoiceMod.IsInitialized() != OVRVoiceMod.ovrVoiceModSuccess) || audioSource == null)
{
return;
}
// increase the gain of the input to get a better signal input
for (int i = 0; i < data.Length; ++i)
{
data[i] = data[i] * gain;
}
// Send data into VoiceMod context for processing (if context is not 0)
lock (this)
{
if (context != 0)
{
OVRVoiceMod.ProcessFrameInterleaved(context, data);
}
}
// Turn off output (so that we don't get feedback from a mic too close to speakers)
if (audioMute == true)
{
for (int i = 0; i < data.Length; ++i)
{
data[i] = data[i] * 0.0f;
}
}
}
// * * * * * * * * * * * * *
// Public Functions
/// <summary>
/// Sends the parameter.
/// </summary>
/// <returns>The parameter.</returns>
/// <param name="parameter">Parameter.</param>
/// <param name="value">Value.</param>
public int SendParameter(ovrVoiceModParams parameter, int value)
{
if (OVRVoiceMod.IsInitialized() != OVRVoiceMod.ovrVoiceModSuccess)
{
return((int)OVRVoiceMod.ovrVoiceModError.Unknown);
}
return(OVRVoiceMod.SendParameter(context, (int)parameter, value));
}
/// <summary>
/// Gets the average abs volume.
/// </summary>
/// <returns>The average abs volume.</returns>
public float GetAverageAbsVolume()
{
if (context == 0)
{
return(0.0f);
}
float V = prevVol * 0.8f + OVRVoiceMod.GetAverageAbsVolume(context) * 0.2f;
prevVol = V;
return(V);
}
/// <summary>
/// Raises the destroy event.
/// </summary>
void OnDestroy()
{
// Create the context that we will feed into the audio buffer
lock (this)
{
if (context != 0)
{
if (OVRVoiceMod.DestroyContext(context) != OVRVoiceMod.ovrVoiceModSuccess)
{
Debug.Log("OVRVoiceModContext.OnDestroy ERROR: Could not delete VoiceMod context.");
}
}
}
}
/// <summary>
/// Start this instance.
/// Note: make sure to always have a Start function for classes that have editor scripts.
/// </summary>
void Start()
{
// Create the context that we will feed into the audio buffer
lock (this)
{
if (context == 0)
{
if (OVRVoiceMod.CreateContext(ref context) != OVRVoiceMod.ovrVoiceModSuccess)
{
Debug.Log("OVRVoiceModContext.Start ERROR: Could not create VoiceMod context.");
return;
}
}
}
// Add a listener to the OVRMessenger for touch events
OVRMessenger.AddListener <OVRTouchpad.TouchEvent>("Touchpad", LocalTouchEventCallback);
// VoiceMod: Set the current state of the voice mod as set in the inspector
SendVoiceModUpdate();
}
// * * * * * * * * * * * * *
// MonoBehaviour overrides
/// <summary>
/// Awake this instance.
/// </summary>
void Awake()
{
// We can only have one instance of OVRLipSync in a scene (use this for local property query)
if (sInstance == null)
{
sInstance = this;
}
else
{
Debug.LogWarning(System.String.Format("OVRVoiceMod Awake: Only one instance of OVRVoiceMod can exist in the scene."));
return;
}
int samplerate;
int bufsize;
int numbuf;
// Get the current sample rate
samplerate = AudioSettings.outputSampleRate;
// Get the current buffer size and number of buffers
AudioSettings.GetDSPBufferSize(out bufsize, out numbuf);
String str = System.String.Format
("OvrVoiceMod Awake: Queried SampleRate: {0:F0} BufferSize: {1:F0}", samplerate, bufsize);
Debug.LogWarning(str);
sOVRVoiceModInit = ovrVoiceModDll_Initialize(samplerate, bufsize);
if (sOVRVoiceModInit != ovrVoiceModSuccess)
{
Debug.LogWarning(System.String.Format
("OvrVoiceMod Awake: Failed to init VoiceMod library"));
}
// Important: Use the touchpad mechanism for input, call Create on the OVRTouchpad helper class
OVRTouchpad.Create();
}
