unity汤姆猫自动检测录音，不说话自动播放

脚本

using System.Collections.Generic;using System.Linq;using UnityEngine;[RequireComponent(typeof(AudioSource))]public class MicrophoneInput : MonoBehaviour{    //每秒种产生0.4M数据量    private LinkedList<float> recordData = new LinkedList<float>();    private AudioClip microphoneClip;    private float voiceDetectLevel = 0.2f;    private void Start()    {        startMicRecord();    }    private void startMicRecord()    {        recordData.Clear();        isRecordingMic = false;        microphoneClip = Microphone.Start(null, true, 600, 44100);        while (!(Microphone.GetPosition(null) > 0))        {        }        Loom.StartSingleThread(getMicData);    }    private int lastReadPositio = 0;    private float myMax;    private bool isRecordingMic = false;    private float clipPlayTime;    private void getMicData()    {        Loom.WaitForSeconds(0.4f);        //todo 加载数据并分析        int currentPosition = Microphone.GetPosition(null);        int sz = currentPosition - lastReadPositio;        if (sz > 1)        {            float[] d = new float[(sz - 1)];            microphoneClip.GetData(d, lastReadPositio);            float maxValue = 0;            foreach (float s in d)            {                maxValue = maxValue > Mathf.Abs(s) ? maxValue : Mathf.Abs(s);            }            myMax = maxValue;            if (isRecordingMic)            {                if (myMax < voiceDetectLevel)                {                    //nobody is talking.                    //todo maybe to relay the recored data.                    Loom.DispatchToMainThread(replayRecoredData);                    return;                }                foreach (float f in d)                {                    recordData.AddLast(f);                }            }            else            {                if (myMax > voiceDetectLevel)                {                    isRecordingMic = true;                    recordData.Clear();                    foreach (float f in d)                    {                        recordData.AddLast(f);                    }                }            }        }        lastReadPositio = currentPosition;        //        getMicData();    }    public void replayRecoredData()    {        Microphone.End(null);        float[] clipFloats = new float[recordData.Count];        int i = 0;        foreach (var f in recordData)        {            clipFloats[i] = f;            i++;        }        AudioClip myClip = AudioClip.Create("tom", clipFloats.Length, 1, 44100, false, false);        myClip.SetData(clipFloats, 0);        audio.clip = myClip;        audio.Play();        audio.loop = false;        audio.pitch = 1.2f;        clipPlayTime = clipFloats.Length / 44100.0f;        Loom.StartSingleThread(waitToRestartMic);    }    private void waitToRestartMic()    {        Loom.WaitForSeconds(clipPlayTime);        startMicRecord();    }    private void OnGUI()    {        GUI.Label(new Rect(10, 10 * 2, 100, 20), "audio" + audio);        //        GUI.Label(new Rect(10, 10 * 3, 100, 20), "audio" + audio.clip);        //        GUI.Label(new Rect(10, 10 * 4, 100, 20), "audio" + audio.clip.samples);        //        GUI.Label(new Rect(10, 10 * 5, 100, 20), "audio" + audio.clip.samples.ToString());        GUI.Label(new Rect(10, 10 * 6, 100, 20), "mic pos:" + Microphone.GetPosition(null));        GUI.Label(new Rect(10, 10 * 7, 100, 20), "myMax:" + myMax);        GUI.Label(new Rect(10, 10 * 8, 100, 20), "recordData:" + recordData.Count());    }}

完整项目地址：

http://download.csdn.net/detail/chh19941125/8744043