package?com.udows.test;

import?android.app.Activity;
import?android.content.Context;
import?android.graphics.PixelFormat;
import?android.media.AudioFormat;
import?android.media.AudioManager;
import?android.media.AudioRecord;
import?android.media.MediaRecorder;
import?android.os.Bundle;
import?android.util.Log;
import?android.view.View;
import?android.view.View.onclickListener;
import?android.view.Window;
import?android.view.WindowManager;
import?android.widget.Button;

import?java.io.File;
import?java.io.FileInputStream;
import?java.io.FileNotFoundException;
import?java.io.FileOutputStream;
import?java.io.IOException;

public?class?MainActivity3?extends?Activity?{

????//?音頻獲取源
????private?int?audioSource?=?MediaRecorder.AudioSource.VOICE_RECOGNITION;
????//?設(shè)置音頻采樣率，44100是目前的標(biāo)準(zhǔn)，但是某些設(shè)備仍然支持22050，16000，11025
????private?static?int?sampleRateInHz?=?44100;
????//?設(shè)置音頻的錄制的聲道CHANNEL_IN_STEREO為雙聲道，CHANNEL_CONFIGURATION_MONO為單聲道
????private?static?int?channelConfig?=?AudioFormat.CHANNEL_IN_FRONT;
????//?音頻數(shù)據(jù)格式:PCM?16位每個樣本。保證設(shè)備支持。PCM?8位每個樣本。不一定能得到設(shè)備支持。
????private?static?int?audioFormat?=?AudioFormat.ENCODING_PCM_16BIT;
????//?緩沖區(qū)字節(jié)大小
????private?int?bufferSizeInBytes?=?0;
????private?Button?Start;
????private?Button?Stop;
????private?AudioRecord?audioRecord;
????private?boolean?isRecord?=?false;//?設(shè)置正在錄制的狀態(tài)
????//?AudioName裸音頻數(shù)據(jù)文件
????private?static?final?String?AudioName?=?“/sdcard/love.raw“;
????//?NewAudioName可播放的音頻文件
????private?static?final?String?NewAudioName?=?“/sdcard/new.wav“;

????public?void?onCreate（Bundle?savedInstanceState）?{
????????super.onCreate（savedInstanceState）;
????????getWindow（）.setFormat（PixelFormat.TRANSLUCENT）;//?讓界面橫屏
????????requestWindowFeature（Window.FEATURE_NO_title）;//?去掉界面標(biāo)題
????????getWindow（）.setFlags（WindowManager.LayoutParams.FLAG_FULLSCREEN
????????????????WindowManager.LayoutParams.FLAG_FULLSCREEN）;
????????//?重新設(shè)置界面大小
????????setContentView（R.layout.activity_main）;
????????init（）;
????}

????private?void?init（）?{
????????Start?=?（Button）?this.findViewById（R.id.start）;
????????Stop?=?（Button）?this.findViewById（R.id.stop）;
????????Start.setonclickListener（new?TestAudioListener（））;
????????Stop.setonclickListener（new?TestAudioListener（））;
????????creatAudioRecord（）;

????}

????private?void?creatAudioRecord（）?{
????????//?獲得緩沖區(qū)字節(jié)大小
????????bufferSizeInBytes?=?AudioRecord.getMinBufferSize（sampleRateInHz
????????????????channelConfig?audioFormat）;
????????Log.e（“H3c“?“x:“?+?bufferSizeInBytes）;
????????//?創(chuàng)建AudioRecord對象
????????audioRecord?=?new?AudioRecord（audioSource?sampleRateInHz
????????????????channelConfig?audioFormat?bufferSizeInBytes*2）;
????}

????class?TestAudioListener?implements?onclickListener?{

????????@Override
????????public?void?onclick（View?v）?{
????????????if?（v?==?Start）?{
????????????????startRecord（）;
????????????}
????????????if?（v?==?Stop）?{
????????????????stopRecord（）;
????????????}

????????}

????}

????private?void?startRecord（）?{
????????setMaxVoice（）;
????????audioRecord.startRe