gistfile1.txt

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using System.IO;
using System.Runtime.Serialization.Formatters.Binary;

public class CaptureAudioTexture : MonoBehaviour {

	private int width;
	private int height; // ABOUT 60 FPS

	public string savePath;

	 [System.Serializable]
     public class Data{
     	public float[] timeStamps;
        public float[] data;
     }

    private Data data;

	private int currentFrame = 0;
	private float fps;
	private float[] samples;

	private float oTime;
	private float time;	

	public bool ended = false;

	public bool startCapture=false;
	public bool oStartCapture=false;
	public float startTime;

	public AudioSource audio;

	public int sizePerFrame;

	public Data GetData(){ return data; }
	// Use this for initialization
	void Awake() {

		QualitySettings.vSyncCount = 0;
		Application.targetFrameRate = 60;

		width = 1024;
		sizePerFrame = 1024 * 8;
		height =(int)(( audio.clip.length  + 4 ) * 60);
		samples = new float[sizePerFrame];

		data = new Data();
		data.data = new float[height*sizePerFrame];
		data.timeStamps = new float[height];



//        loadDataFromDisk();
	}


	void EndIt(){
		ended = true;
		saveDataToDisk();
	}

  	public void saveDataToDisk(){
        BinaryFormatter bf = new BinaryFormatter();
        FileStream file = File.Create(savePath);
        bf.Serialize(file, data);
        file.Close();
    }

   	public void loadDataFromDisk(){
        if(File.Exists(savePath)){
            BinaryFormatter bf = new BinaryFormatter();
            FileStream file = File.Open(savePath, FileMode.Open);
            data = (Data)bf.Deserialize(file);
            file.Close();
         
        }else{
        	print("NODATA");
        }
    }
 
	
	// Update is called once per frame
	void Update () {



		if( oStartCapture == false && startCapture == true ){
			audio.Play();
			currentFrame = 0;
			startTime = Time.time;
		}

		if( time > audio.clip.length ){
			startCapture = false;
			EndIt();

			print( "ended");
			print( currentFrame );
			print( time * 60 );
		}

		if( startCapture == true ){

			//print( currentFrame );
			time = Time.time - startTime;
			data.timeStamps[currentFrame] = time;

			AudioListener.GetSpectrumData(samples, 0, FFTWindow.BlackmanHarris);
			for( int i = 0; i< sizePerFrame; i++){
				data.data[currentFrame*sizePerFrame + i] = samples[i];
			}

			float d = time - oTime;

			currentFrame ++;
		}



		oStartCapture = startCapture;

	}
}