private void Update()
{
CheckForErrorOnCall(MicStream.MicSetGain(InputGain));
if (Input.GetKeyDown(KeyCode.Q))
{
CheckForErrorOnCall(MicStream.MicStartStream(KeepAllData, false));
}
else if (Input.GetKeyDown(KeyCode.W))
{
CheckForErrorOnCall(MicStream.MicStopStream());
}
else if (Input.GetKeyDown(KeyCode.A))
{
CheckForErrorOnCall(MicStream.MicStartRecording(SaveFileName, false));
}
else if (Input.GetKeyDown(KeyCode.S))
{
string outputPath = MicStream.MicStopRecording();
Debug.Log("Saved microphone audio to " + outputPath);
CheckForErrorOnCall(MicStream.MicStopStream());
}
this.gameObject.transform.localScale = new Vector3(minSize + averageAmplitude, minSize + averageAmplitude, minSize + averageAmplitude);
}
// on device, deal with all the ways that we could suspend our program in as few lines as possible
private void OnApplicationPause(bool pause)
{
if (pause)
{
CheckForErrorOnCall(MicStream.MicPause());
}
else
{
CheckForErrorOnCall(MicStream.MicResume());
}
}
private void OnAudioFilterRead(float[] buffer, int numChannels)
{
// this is where we call into the DLL and let it fill our audio buffer for us
CheckForErrorOnCall(MicStream.MicGetFrame(buffer, buffer.Length, numChannels));
float sumOfValues = 0;
// figure out the average amplitude from this new data
for (int i = 0; i < buffer.Length; i++)
{
sumOfValues += Mathf.Abs(buffer[i]);
}
averageAmplitude = sumOfValues / buffer.Length;
}
private void Awake()
{
CheckForErrorOnCall(MicStream.MicInitializeCustomRate((int)StreamType, AudioSettings.outputSampleRate));
CheckForErrorOnCall(MicStream.MicSetGain(InputGain));
if (!ListenToAudioSource)
{
this.gameObject.GetComponent <AudioSource>().volume = 0; // can set to zero to mute mic monitoring
}
if (AutomaticallyStartStream)
{
CheckForErrorOnCall(MicStream.MicStartStream(KeepAllData, false));
}
print("MicStream selector demo");
print("press Q to start stream to audio source, W will stop that stream");
print("It will start a recording and save it to a wav file. S will stop that recording.");
print("Since this all goes through the AudioSource, you can mute the mic while using it there, or do anything else you would do with an AudioSource");
print("In this demo, we start the stream automatically, and then change the size of the gameobject based on microphone signal amplitude");
}
private void OnDestroy()
{
CheckForErrorOnCall(MicStream.MicDestroy());
}
private void CheckForErrorOnCall(int returnCode)
{
MicStream.CheckForErrorOnCall(returnCode);
}