Unity技术分享Unity教程合集

unity 录音

2016-02-03  本文已影响482人  ysl176

usingSystem.Collections.Generic;

usingSystem.Linq;

usingUnityEngine;

usingSystem.Collections;

[RequireComponent(typeof(AudioSource))]

publicclassRecord:MonoBehaviour

{

publicAudioSourceaudio;

//每秒种产生0.4M数据量

privateLinkedList recordData =newLinkedList();

privateAudioClipmicrophoneClip;

privatefloatvoiceDetectLevel = 0.01f;

privatevoidStart()

{

startMicRecord();

}

privatevoidstartMicRecord()

{

recordData.Clear();

isRecordingMic =false;

microphoneClip =Microphone.Start(null,true, 600, 44100);

while(!(Microphone.GetPosition(null) > 0))

{

}

StartCoroutine("getMicData");

}

privateintlastReadPositio = 0;

privatefloatmyMax;

privateboolisRecordingMic =false;

privatefloatclipPlayTime;

IEnumeratorgetMicData()

{

yieldreturnnewWaitForSeconds(0.4f);

//todo 加载数据并分析

intcurrentPosition =Microphone.GetPosition(null);

intsz = currentPosition - lastReadPositio;

if(sz > 1)

{

float[] d =newfloat[(sz - 1)];

microphoneClip.GetData(d, lastReadPositio);

floatmaxValue = 0;

foreach(floatsind)

{

maxValue = maxValue >Mathf.Abs(s) ? maxValue :Mathf.Abs(s);

}

myMax = maxValue;

Debug.LogError(myMax);

if(isRecordingMic)

{

if(myMax < voiceDetectLevel)//每个采集数据的最大值与接近无声音比较来是否放进采集队列里面。

{

//nobody is talking.

//todo maybe to relay the recored data.

StartCoroutine("replayRecoredData");

//Loom.DispatchToMainThread(replayRecoredData);

StopCoroutine("getMicData");

}

foreach(floatfind)

{

recordData.AddLast(f);

}

}

else

{

if(myMax > voiceDetectLevel)

{

isRecordingMic =true;

recordData.Clear();

foreach(floatfind)

{

recordData.AddLast(f);

}

}

}

}

lastReadPositio = currentPosition;

StartCoroutine("getMicData");

}

///

///采集数据 生成clip ,设置属性 并播放

///

publicvoidreplayRecoredData()

{

Microphone.End(null);

float[] clipFloats =newfloat[recordData.Count];

inti = 0;

foreach(varfinrecordData)

{

clipFloats[i] = f;

i++;

}

AudioClipmyClip =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;

StartCoroutine("waitToRestartMic");

//Loom.StartSingleThread(waitToRestartMic);

}

///

///等待播放时间结束: 后重新录

///

///

IEnumeratorwaitToRestartMic()

{

yieldreturnnewWaitForSeconds(clipPlayTime);

//Loom.WaitForSeconds(clipPlayTime);

startMicRecord();

}

}

using System.Collections.Generic;

using System.Linq;

using UnityEngine;

using System.Collections;

[RequireComponent(typeof(AudioSource))]

public class Record : MonoBehaviour

{

public AudioSource audio;

//每秒种产生0.4M数据量

private LinkedList recordData = new LinkedList();

private AudioClip microphoneClip;

private float voiceDetectLevel = 0.01f;

private void Start()

{

startMicRecord();

}

private void startMicRecord()

{

recordData.Clear();

isRecordingMic = false;

microphoneClip = Microphone.Start(null, true, 600, 44100);

while (!(Microphone.GetPosition(null) > 0))

{

}

StartCoroutine("getMicData");

}

private int lastReadPositio = 0;

private float myMax;

private bool isRecordingMic = false;

private float clipPlayTime;

IEnumerator getMicData()

{

yield return new 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;

Debug.LogError(myMax);

if (isRecordingMic)

{

if (myMax < voiceDetectLevel)   //每个采集数据的最大值与接近无声音比较来是否放进采集队列里面。

{

//nobody is talking.

//todo maybe to relay the recored data.

StartCoroutine("replayRecoredData");

//Loom.DispatchToMainThread(replayRecoredData);

StopCoroutine("getMicData");

}

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;

StartCoroutine("getMicData");

}

/// 

///采集数据 生成clip,设置属性 并播放

/// 

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;

StartCoroutine("waitToRestartMic");

//Loom.StartSingleThread(waitToRestartMic);

}

/// 

///等待播放时间结束: 后重新录

/// 

/// 

IEnumerator waitToRestartMic()

{

yield return new WaitForSeconds(clipPlayTime);

//Loom.WaitForSeconds(clipPlayTime);

startMicRecord();

}

}

上一篇下一篇

猜你喜欢

热点阅读