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*.iml
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apply plugin: 'com.android.application'
android {
compileSdkVersion 28
defaultConfig {
applicationId "com.geduo.audio.recorder"
minSdkVersion 14
targetSdkVersion 28
versionCode 1
versionName "1.0"
testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
}
buildTypes {
release {
minifyEnabled false
proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
}
}
}
dependencies {
implementation fileTree(dir: 'libs', include: ['*.jar'])
implementation 'com.android.support:appcompat-v7:28.0.0'
implementation 'com.android.support.constraint:constraint-layout:1.1.3'
testImplementation 'junit:junit:4.12'
androidTestImplementation 'com.android.support.test:runner:1.0.2'
androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
implementation 'com.jakewharton:butterknife:8.8.1'
annotationProcessor 'com.jakewharton:butterknife-compiler:8.8.1'
implementation 'com.github.tbruyelle:rxpermissions:0.10.2'
}
# Add project specific ProGuard rules here.
# You can control the set of applied configuration files using the
# proguardFiles setting in build.gradle.
#
# For more details, see
# http://developer.android.com/guide/developing/tools/proguard.html
# If your project uses WebView with JS, uncomment the following
# and specify the fully qualified class name to the JavaScript interface
# class:
#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
# public *;
#}
# Uncomment this to preserve the line number information for
# debugging stack traces.
#-keepattributes SourceFile,LineNumberTable
# If you keep the line number information, uncomment this to
# hide the original source file name.
#-renamesourcefileattribute SourceFile
package com.geduo.audio.recorder;
import android.content.Context;
import android.support.test.InstrumentationRegistry;
import android.support.test.runner.AndroidJUnit4;
import org.junit.Test;
import org.junit.runner.RunWith;
import static org.junit.Assert.*;
/**
* Instrumented test, which will execute on an Android device.
*
* @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
*/
@RunWith(AndroidJUnit4.class)
public class ExampleInstrumentedTest {
@Test
public void useAppContext() {
// Context of the app under test.
Context appContext = InstrumentationRegistry.getTargetContext();
assertEquals("com.geduo.audio.recorder", appContext.getPackageName());
}
}
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
package="com.geduo.audio.recorder">
<uses-permission android:name="android.permission.RECORD_AUDIO"/>
<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
<application
android:allowBackup="true"
android:icon="@mipmap/ic_launcher"
android:label="@string/app_name"
android:roundIcon="@mipmap/ic_launcher_round"
android:supportsRtl="true"
android:theme="@style/AppTheme">
<activity android:name=".MainActivity">
<intent-filter>
<action android:name="android.intent.action.MAIN"/>
<category android:name="android.intent.category.LAUNCHER"/>
</intent-filter>
</activity>
</application>
</manifest>
\ No newline at end of file
package com.geduo.audio.recorder;
import android.Manifest;
import android.media.MediaRecorder;
import android.os.Environment;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.text.format.DateFormat;
import android.util.Log;
import android.widget.Button;
import android.widget.Toast;
import com.geduo.audio.recorder.util.AudioRecorder;
import com.tbruyelle.rxpermissions2.RxPermissions;
import java.io.File;
import java.util.Calendar;
import java.util.Locale;
import butterknife.BindView;
import butterknife.ButterKnife;
import butterknife.OnClick;
import io.reactivex.functions.Consumer;
/**
* <h1>录音测试</h1>
* <ul>
* <li>1.点击开始</li>
* <li>2.点击结束</li>
* <li>3.注意事项:a.权限检查</li>
* </ul>
*
* Description: <MainActivity><br>
* Author: gxl<br>
* Date: 2018/7/5<br>
* Version: V1.0.0<br>
* Update: <br>
*/
public class MainActivity extends AppCompatActivity {
private MediaRecorder mMediaRecorder;//格式较少,录制过程不能暂停
private AudioRecorder mAudioRecorder;//
@BindView(R.id.btn_start)
Button btnStart;
@BindView(R.id.btn_stop)
Button btnStop;
@BindView(R.id.btn_start1)
Button btnStart1;
@BindView(R.id.btn_stop1)
Button btnStop1;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
ButterKnife.bind(this);
}
@OnClick(R.id.btn_start)
void onStartClick() {
new RxPermissions(this).request(Manifest.permission.READ_EXTERNAL_STORAGE, Manifest.permission.WRITE_EXTERNAL_STORAGE, Manifest.permission.RECORD_AUDIO).subscribe(new Consumer<Boolean>() {
@Override
public void accept(Boolean aBoolean) throws Exception {
if (aBoolean) {
startRecord();
} else {
Toast.makeText(MainActivity.this, "没有相关权限", Toast.LENGTH_LONG).show();
}
}
});
}
@OnClick(R.id.btn_stop)
void onStopClick() {
stopRecord();
}
//=======================================================
@OnClick(R.id.btn_start1)
void onStart1Click() {
new RxPermissions(this).request(Manifest.permission.READ_EXTERNAL_STORAGE, Manifest.permission.WRITE_EXTERNAL_STORAGE, Manifest.permission.RECORD_AUDIO).subscribe(new Consumer<Boolean>() {
@Override
public void accept(Boolean aBoolean) throws Exception {
if (aBoolean) {
startRecord1();
} else {
Toast.makeText(MainActivity.this, "没有相关权限", Toast.LENGTH_LONG).show();
}
}
});
}
@OnClick(R.id.btn_stop1)
void onStop1Click() {
stopRecord1();
}
private void startRecord() {
Log.v("MYTAG", "onStartClick start...");
if (mMediaRecorder == null) {
mMediaRecorder = new MediaRecorder();
}
mMediaRecorder.setAudioSource(MediaRecorder.AudioSource.MIC);// 设置麦克风
mMediaRecorder.setOutputFormat(MediaRecorder.OutputFormat.MPEG_4);//设置输出文件的格式
mMediaRecorder.setAudioEncoder(MediaRecorder.AudioEncoder.AAC);//设置音频文件的编码
mMediaRecorder.setOutputFile(getAudioFilePath());
try {
mMediaRecorder.prepare();
mMediaRecorder.start();
Log.v("MYTAG", "start record succ...");
} catch (Exception e) {
Log.v("MYTAG", "start record fail:" + e.toString());
}
}
private String getAudioFilePath() {
String folderPath = Environment.getExternalStorageDirectory().getAbsolutePath() + File.separator + "audio";
Log.v("MYTAG", "audio folder:" + folderPath);
File file = new File(folderPath);
if (!file.exists()) {
file.mkdir();
}
String fileName = DateFormat.format("yyyyMMddHHmmss", Calendar.getInstance(Locale.CHINA)) + ".m4a";//".m4a";
String filePath = folderPath + File.separator + fileName;
Log.v("MYTAG", "audio file path:" + filePath);
return filePath;
}
private void stopRecord() {
Log.v("MYTAG", "onStopClick start...");
if (mMediaRecorder != null) {
mMediaRecorder.stop();
mMediaRecorder.reset();//重新开始
//mMediaRecorder.release();
}
}
private void startRecord1() {
if (mAudioRecorder == null) {
mAudioRecorder = new AudioRecorder();
}
mAudioRecorder.createDefaultAudio(DateFormat.format("yyyyMMddHHmmss",Calendar.getInstance(Locale.CANADA))+"");
mAudioRecorder.startRecord();
}
private void stopRecord1(){
if (mAudioRecorder != null) {
mAudioRecorder.stopRecord();
mAudioRecorder.release();
}
}
}
package com.geduo.audio.recorder.util;
import android.media.AudioFormat;
import android.media.AudioRecord;
import android.media.MediaRecorder;
import android.text.TextUtils;
import android.util.Log;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
/**
* Description: <AudioRecorder><br>
* Author: gxl<br>
* Date: 2018/11/30<br>
* Version: V1.0.0<br>
* Update: <br>
*/
import android.media.AudioFormat;
import android.media.AudioRecord;
import android.media.MediaRecorder;
import android.text.TextUtils;
import android.util.Log;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
/**
* Created by HXL on 16/8/11.
* 用于实现录音 暂停录音
*/
public class AudioRecorder {
//音频输入-麦克风
private final static int AUDIO_INPUT = MediaRecorder.AudioSource.MIC;
//采用频率
//44100是目前的标准,但是某些设备仍然支持22050,16000,11025
//采样频率一般共分为22.05KHz、44.1KHz、48KHz三个等级
private final static int AUDIO_SAMPLE_RATE = 16000;
//声道 单声道
private final static int AUDIO_CHANNEL = AudioFormat.CHANNEL_IN_MONO;
//编码
private final static int AUDIO_ENCODING = AudioFormat.ENCODING_PCM_16BIT;
// 缓冲区字节大小
private int bufferSizeInBytes = 0;
//录音对象
private AudioRecord audioRecord;
//录音状态
private Status status = Status.STATUS_NO_READY;
//文件名
private String fileName;
//录音文件
private List<String> filesName = new ArrayList<>();
//线程池
private ExecutorService mExecutorService;
//录音监听
private RecordStreamListener listener;
public AudioRecorder() {
mExecutorService = Executors.newCachedThreadPool();
}
/**
* 创建录音对象
*/
public void createAudio(String fileName, int audioSource, int sampleRateInHz, int channelConfig, int audioFormat) {
// 获得缓冲区字节大小
bufferSizeInBytes = AudioRecord.getMinBufferSize(sampleRateInHz,
channelConfig, channelConfig);
audioRecord = new AudioRecord(audioSource, sampleRateInHz, channelConfig, audioFormat, bufferSizeInBytes);
this.fileName = fileName;
}
/**
* 创建默认的录音对象
*
* @param fileName 文件名
*/
public void createDefaultAudio(String fileName) {
// 获得缓冲区字节大小
bufferSizeInBytes = AudioRecord.getMinBufferSize(AUDIO_SAMPLE_RATE,
AUDIO_CHANNEL, AUDIO_ENCODING);
audioRecord = new AudioRecord(AUDIO_INPUT, AUDIO_SAMPLE_RATE, AUDIO_CHANNEL, AUDIO_ENCODING, bufferSizeInBytes);
this.fileName = fileName;
status = Status.STATUS_READY;
}
/**
* 开始录音
*
*/
public void startRecord() {
if (status == Status.STATUS_NO_READY||audioRecord==null) {
throw new IllegalStateException("录音尚未初始化,请检查是否禁止了录音权限~");
}
if (status == Status.STATUS_START) {
throw new IllegalStateException("正在录音");
}
Log.d("AudioRecorder", "===startRecord===" + audioRecord.getState());
audioRecord.startRecording();
String currentFileName = fileName;
if (status == Status.STATUS_PAUSE) {
//假如是暂停录音 将文件名后面加个数字,防止重名文件内容被覆盖
currentFileName += filesName.size();
}
filesName.add(currentFileName);
final String finalFileName=currentFileName;
//将录音状态设置成正在录音状态
status = Status.STATUS_START;
//使用线程池管理线程
mExecutorService.execute(new Runnable() {
@Override
public void run() {
writeDataTOFile(finalFileName);
}
});
}
/**
* 暂停录音
*/
public void pauseRecord() {
Log.d("AudioRecorder", "===pauseRecord===");
if (status != Status.STATUS_START) {
throw new IllegalStateException("没有在录音");
} else {
audioRecord.stop();
status = Status.STATUS_PAUSE;
}
}
/**
* 停止录音
*/
public void stopRecord() {
Log.d("AudioRecorder", "===stopRecord===");
if (status == Status.STATUS_NO_READY || status == Status.STATUS_READY) {
throw new IllegalStateException("录音尚未开始");
} else {
audioRecord.stop();
status = Status.STATUS_STOP;
release();
}
}
/**
* 释放资源
*/
public void release() {
Log.d("AudioRecorder", "===release===");
//假如有暂停录音
try {
if (filesName.size() > 0) {
List<String> filePaths = new ArrayList<>();
for (String fileName : filesName) {
filePaths.add(FileUtils.getPcmFileAbsolutePath(fileName));
}
//清除
filesName.clear();
//将多个pcm文件转化为wav文件
mergePCMFilesToWAVFile(filePaths);
} else {
//这里由于只要录音过filesName.size都会大于0,没录音时fileName为null
//会报空指针 NullPointerException
// 将单个pcm文件转化为wav文件
//Log.d("AudioRecorder", "=====makePCMFileToWAVFile======");
makePCMFileToWAVFile();
}
} catch (IllegalStateException e) {
throw new IllegalStateException(e.getMessage());
}
if (audioRecord != null) {
audioRecord.release();
audioRecord = null;
}
status = Status.STATUS_NO_READY;
}
/**
* 取消录音
*/
public void canel() {
filesName.clear();
fileName = null;
if (audioRecord != null) {
audioRecord.release();
audioRecord = null;
}
status = Status.STATUS_NO_READY;
}
/**
* 将音频信息写入文件
*
*/
private void writeDataTOFile(String currentFileName) {
// new一个byte数组用来存一些字节数据,大小为缓冲区大小
byte[] audiodata = new byte[bufferSizeInBytes];
FileOutputStream fos = null;
int readsize = 0;
try {
File file = new File(FileUtils.getPcmFileAbsolutePath(currentFileName));
if (file.exists()) {
file.delete();
}
fos = new FileOutputStream(file);// 建立一个可存取字节的文件
} catch (IllegalStateException e) {
Log.e("AudioRecorder", e.getMessage());
throw new IllegalStateException(e.getMessage());
} catch (FileNotFoundException e) {
Log.e("AudioRecorder", e.getMessage());
}
while (status == Status.STATUS_START) {
readsize = audioRecord.read(audiodata, 0, bufferSizeInBytes);
if (AudioRecord.ERROR_INVALID_OPERATION != readsize && fos != null) {
try {
fos.write(audiodata);
if (listener != null) {
//用于拓展业务
listener.recordOfByte(audiodata, 0, audiodata.length);
}
} catch (IOException e) {
Log.e("AudioRecorder", e.getMessage());
}
}
}
if (listener != null) {
//listener.finishRecord();
}
try {
if (fos != null) {
fos.close();// 关闭写入流
}
} catch (IOException e) {
Log.e("AudioRecorder", e.getMessage());
}
}
/**
* 将pcm合并成wav
*
* @param filePaths
*/
private void mergePCMFilesToWAVFile(final List<String> filePaths) {
mExecutorService.execute(new Runnable() {
@Override
public void run() {
if (PcmToWav.mergePCMFilesToWAVFile(filePaths, FileUtils.getWavFileAbsolutePath(fileName))) {
//操作成功
} else {
//操作失败
Log.e("AudioRecorder", "mergePCMFilesToWAVFile fail");
throw new IllegalStateException("mergePCMFilesToWAVFile fail");
}
}
});
}
/**
* 将单个pcm文件转化为wav文件
*/
private void makePCMFileToWAVFile() {
mExecutorService.execute(new Runnable() {
@Override
public void run() {
if (PcmToWav.makePCMFileToWAVFile(FileUtils.getPcmFileAbsolutePath(fileName), FileUtils.getWavFileAbsolutePath(fileName), true)) {
//操作成功
} else {
//操作失败
Log.e("AudioRecorder", "makePCMFileToWAVFile fail");
throw new IllegalStateException("makePCMFileToWAVFile fail");
}
}
});
}
/**
* 录音对象的状态
*/
public enum Status {
//未开始
STATUS_NO_READY,
//预备
STATUS_READY,
//录音
STATUS_START,
//暂停
STATUS_PAUSE,
//停止
STATUS_STOP
}
/**
* 获取录音对象的状态
*
* @return
*/
public Status getStatus() {
return status;
}
/**
* 获取本次录音文件的个数
*
* @return
*/
public int getPcmFilesCount() {
return filesName.size();
}
public RecordStreamListener getListener() {
return listener;
}
public void setListener(RecordStreamListener listener) {
this.listener = listener;
}
}
package com.geduo.audio.recorder.util;
/**
* Description: <><br>
* Author: gxl<br>
* Date: 2018/11/30<br>
* Version: V1.0.0<br>
* Update: <br>
*/
import android.os.Environment;
import android.text.TextUtils;
import java.io.File;
import java.util.ArrayList;
import java.util.List;
/**
* Created by HXL on 16/8/11.
* 管理录音文件的类
*/
public class FileUtils {
private static String rootPath="audiorecord";
//原始文件(不能播放)
private final static String AUDIO_PCM_BASEPATH = "/"+rootPath+"/pcm/";
//可播放的高质量音频文件
private final static String AUDIO_WAV_BASEPATH = "/"+rootPath+"/wav/";
private static void setRootPath(String rootPath){
FileUtils.rootPath=rootPath;
}
public static String getPcmFileAbsolutePath(String fileName){
if(TextUtils.isEmpty(fileName)){
throw new NullPointerException("fileName isEmpty");
}
if(!isSdcardExit()){
throw new IllegalStateException("sd card no found");
}
String mAudioRawPath = "";
if (isSdcardExit()) {
if (!fileName.endsWith(".pcm")) {
fileName = fileName + ".pcm";
}
String fileBasePath = Environment.getExternalStorageDirectory().getAbsolutePath() + AUDIO_PCM_BASEPATH;
File file = new File(fileBasePath);
//创建目录
if (!file.exists()) {
file.mkdirs();
}
mAudioRawPath = fileBasePath + fileName;
}
return mAudioRawPath;
}
public static String getWavFileAbsolutePath(String fileName) {
if(fileName==null){
throw new NullPointerException("fileName can't be null");
}
if(!isSdcardExit()){
throw new IllegalStateException("sd card no found");
}
String mAudioWavPath = "";
if (isSdcardExit()) {
if (!fileName.endsWith(".wav")) {
fileName = fileName + ".wav";
}
String fileBasePath = Environment.getExternalStorageDirectory().getAbsolutePath() + AUDIO_WAV_BASEPATH;
File file = new File(fileBasePath);
//创建目录
if (!file.exists()) {
file.mkdirs();
}
mAudioWavPath = fileBasePath + fileName;
}
return mAudioWavPath;
}
/**
* 判断是否有外部存储设备sdcard
* @return true | false
*/
public static boolean isSdcardExit() {
if (Environment.getExternalStorageState().equals(Environment.MEDIA_MOUNTED))
return true;
else
return false;
}
/**
* 获取全部pcm文件列表
* @return
*/
public static List<File> getPcmFiles() {
List<File> list = new ArrayList<>();
String fileBasePath = Environment.getExternalStorageDirectory().getAbsolutePath() + AUDIO_PCM_BASEPATH;
File rootFile = new File(fileBasePath);
if (!rootFile.exists()) {
} else {
File[] files = rootFile.listFiles();
for (File file : files) {
list.add(file);
}
}
return list;
}
/**
* 获取全部wav文件列表
* @return
*/
public static List<File> getWavFiles() {
List<File> list = new ArrayList<>();
String fileBasePath = Environment.getExternalStorageDirectory().getAbsolutePath() + AUDIO_WAV_BASEPATH;
File rootFile = new File(fileBasePath);
if (!rootFile.exists()) {
} else {
File[] files = rootFile.listFiles();
for (File file : files) {
list.add(file);
}
}
return list;
}
}
package com.geduo.audio.recorder.util;
import android.util.Log;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
/**
* Description: <PcmToWav><br>
* Author: gxl<br>
* Date: 2018/11/30<br>
* Version: V1.0.0<br>
* Update: <br>
*/
public class PcmToWav {
/**
* 合并多个pcm文件为一个wav文件
*
* @param filePathList pcm文件路径集合
* @param destinationPath 目标wav文件路径
* @return true|false
*/
public static boolean mergePCMFilesToWAVFile(List<String> filePathList,
String destinationPath) {
File[] file = new File[filePathList.size()];
byte buffer[] = null;
int TOTAL_SIZE = 0;
int fileNum = filePathList.size();
for (int i = 0; i < fileNum; i++) {
file[i] = new File(filePathList.get(i));
TOTAL_SIZE += file[i].length();
}
// 填入参数,比特率等等。这里用的是16位单声道 8000 hz
WaveHeader header = new WaveHeader();
// 长度字段 = 内容的大小(TOTAL_SIZE) +
// 头部字段的大小(不包括前面4字节的标识符RIFF以及fileLength本身的4字节)
header.fileLength = TOTAL_SIZE + (44 - 8);
header.FmtHdrLeth = 16;
header.BitsPerSample = 16;
header.Channels = 2;
header.FormatTag = 0x0001;
header.SamplesPerSec = 8000;
header.BlockAlign = (short) (header.Channels * header.BitsPerSample / 8);
header.AvgBytesPerSec = header.BlockAlign * header.SamplesPerSec;
header.DataHdrLeth = TOTAL_SIZE;
byte[] h = null;
try {
h = header.getHeader();
} catch (IOException e1) {
Log.e("PcmToWav", e1.getMessage());
return false;
}
if (h.length != 44) // WAV标准,头部应该是44字节,如果不是44个字节则不进行转换文件
return false;
//先删除目标文件
File destfile = new File(destinationPath);
if (destfile.exists())
destfile.delete();
//合成所有的pcm文件的数据,写到目标文件
try {
buffer = new byte[1024 * 4]; // Length of All Files, Total Size
InputStream inStream = null;
OutputStream ouStream = null;
ouStream = new BufferedOutputStream(new FileOutputStream(
destinationPath));
ouStream.write(h, 0, h.length);
for (int j = 0; j < fileNum; j++) {
inStream = new BufferedInputStream(new FileInputStream(file[j]));
int size = inStream.read(buffer);
while (size != -1) {
ouStream.write(buffer);
size = inStream.read(buffer);
}
inStream.close();
}
ouStream.close();
} catch (FileNotFoundException e) {
Log.e("PcmToWav", e.getMessage());
return false;
} catch (IOException ioe) {
Log.e("PcmToWav", ioe.getMessage());
return false;
}
clearFiles(filePathList);
Log.i("PcmToWav", "mergePCMFilesToWAVFile success!" + new SimpleDateFormat("yyyy-MM-dd hh:mm").format(new Date()));
return true;
}
/**
* 将一个pcm文件转化为wav文件
*
* @param pcmPath pcm文件路径
* @param destinationPath 目标文件路径(wav)
* @param deletePcmFile 是否删除源文件
* @return
*/
public static boolean makePCMFileToWAVFile(String pcmPath, String destinationPath, boolean deletePcmFile) {
byte buffer[] = null;
int TOTAL_SIZE = 0;
File file = new File(pcmPath);
if (!file.exists()) {
return false;
}
TOTAL_SIZE = (int) file.length();
// 填入参数,比特率等等。这里用的是16位单声道 8000 hz
WaveHeader header = new WaveHeader();
// 长度字段 = 内容的大小(TOTAL_SIZE) +
// 头部字段的大小(不包括前面4字节的标识符RIFF以及fileLength本身的4字节)
header.fileLength = TOTAL_SIZE + (44 - 8);
header.FmtHdrLeth = 16;
header.BitsPerSample = 16;
header.Channels = 2;
header.FormatTag = 0x0001;
header.SamplesPerSec = 8000;
header.BlockAlign = (short) (header.Channels * header.BitsPerSample / 8);
header.AvgBytesPerSec = header.BlockAlign * header.SamplesPerSec;
header.DataHdrLeth = TOTAL_SIZE;
byte[] h = null;
try {
h = header.getHeader();
} catch (IOException e1) {
Log.e("PcmToWav", e1.getMessage());
return false;
}
if (h.length != 44) // WAV标准,头部应该是44字节,如果不是44个字节则不进行转换文件
return false;
//先删除目标文件
File destfile = new File(destinationPath);
if (destfile.exists())
destfile.delete();
//合成所有的pcm文件的数据,写到目标文件
try {
buffer = new byte[1024 * 4]; // Length of All Files, Total Size
InputStream inStream = null;
OutputStream ouStream = null;
ouStream = new BufferedOutputStream(new FileOutputStream(
destinationPath));
ouStream.write(h, 0, h.length);
inStream = new BufferedInputStream(new FileInputStream(file));
int size = inStream.read(buffer);
while (size != -1) {
ouStream.write(buffer);
size = inStream.read(buffer);
}
inStream.close();
ouStream.close();
} catch (FileNotFoundException e) {
Log.e("PcmToWav", e.getMessage());
return false;
} catch (IOException ioe) {
Log.e("PcmToWav", ioe.getMessage());
return false;
}
if (deletePcmFile) {
file.delete();
}
Log.i("PcmToWav", "makePCMFileToWAVFile success!" + new SimpleDateFormat("yyyy-MM-dd hh:mm").format(new Date()));
return true;
}
/**
* 清除文件
*
* @param filePathList
*/
private static void clearFiles(List<String> filePathList) {
for (int i = 0; i < filePathList.size(); i++) {
File file = new File(filePathList.get(i));
if (file.exists()) {
file.delete();
}
}
}
}
package com.geduo.audio.recorder.util;
/**
* Description: <><br>
* Author: gxl<br>
* Date: 2018/11/30<br>
* Version: V1.0.0<br>
* Update: <br>
*/
public interface RecordStreamListener {
void recordOfByte(byte[] data, int begin, int end);
}
\ No newline at end of file
package com.geduo.audio.recorder.util;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
/**
* Description: <WaveHeader><br>
* Author: gxl<br>
* Date: 2018/11/30<br>
* Version: V1.0.0<br>
* Update: <br>
*/
public class WaveHeader {
public final char fileID[] = {'R', 'I', 'F', 'F'};
public int fileLength;
public char wavTag[] = {'W', 'A', 'V', 'E'};;
public char FmtHdrID[] = {'f', 'm', 't', ' '};
public int FmtHdrLeth;
public short FormatTag;
public short Channels;
public int SamplesPerSec;
public int AvgBytesPerSec;
public short BlockAlign;
public short BitsPerSample;
public char DataHdrID[] = {'d','a','t','a'};
public int DataHdrLeth;
public byte[] getHeader() throws IOException {
ByteArrayOutputStream bos = new ByteArrayOutputStream();
WriteChar(bos, fileID);
WriteInt(bos, fileLength);
WriteChar(bos, wavTag);
WriteChar(bos, FmtHdrID);
WriteInt(bos,FmtHdrLeth);
WriteShort(bos,FormatTag);
WriteShort(bos,Channels);
WriteInt(bos,SamplesPerSec);
WriteInt(bos,AvgBytesPerSec);
WriteShort(bos,BlockAlign);
WriteShort(bos,BitsPerSample);
WriteChar(bos,DataHdrID);
WriteInt(bos,DataHdrLeth);
bos.flush();
byte[] r = bos.toByteArray();
bos.close();
return r;
}
private void WriteShort(ByteArrayOutputStream bos, int s) throws IOException {
byte[] mybyte = new byte[2];
mybyte[1] =(byte)( (s << 16) >> 24 );
mybyte[0] =(byte)( (s << 24) >> 24 );
bos.write(mybyte);
}
private void WriteInt(ByteArrayOutputStream bos, int n) throws IOException {
byte[] buf = new byte[4];
buf[3] =(byte)( n >> 24 );
buf[2] =(byte)( (n << 8) >> 24 );
buf[1] =(byte)( (n << 16) >> 24 );
buf[0] =(byte)( (n << 24) >> 24 );
bos.write(buf);
}
private void WriteChar(ByteArrayOutputStream bos, char[] id) {
for (int i=0; i<id.length; i++) {
char c = id[i];
bos.write(c);
}
}
}
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xmlns:aapt="http://schemas.android.com/aapt"
android:width="108dp"
android:height="108dp"
android:viewportWidth="108"
android:viewportHeight="108">
<path
android:fillType="evenOdd"
android:pathData="M32,64C32,64 38.39,52.99 44.13,50.95C51.37,48.37 70.14,49.57 70.14,49.57L108.26,87.69L108,109.01L75.97,107.97L32,64Z"
android:strokeWidth="1"
android:strokeColor="#00000000">
<aapt:attr name="android:fillColor">
<gradient
android:endX="78.5885"
android:endY="90.9159"
android:startX="48.7653"
android:startY="61.0927"
android:type="linear">
<item
android:color="#44000000"
android:offset="0.0"/>
<item
android:color="#00000000"
android:offset="1.0"/>
</gradient>
</aapt:attr>
</path>
<path
android:fillColor="#FFFFFF"
android:fillType="nonZero"
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android:strokeWidth="1"
android:strokeColor="#00000000"/>
</vector>
<?xml version="1.0" encoding="utf-8"?>
<vector
xmlns:android="http://schemas.android.com/apk/res/android"
android:width="108dp"
android:height="108dp"
android:viewportWidth="108"
android:viewportHeight="108">
<path
android:fillColor="#008577"
android:pathData="M0,0h108v108h-108z"/>
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android:fillColor="#00000000"
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android:fillColor="#00000000"
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android:fillColor="#00000000"
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android:fillColor="#00000000"
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android:fillColor="#00000000"
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android:fillColor="#00000000"
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android:strokeColor="#33FFFFFF"/>
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android:fillColor="#00000000"
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android:strokeColor="#33FFFFFF"/>
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android:fillColor="#00000000"
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android:strokeColor="#33FFFFFF"/>
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android:fillColor="#00000000"
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android:strokeColor="#33FFFFFF"/>
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android:fillColor="#00000000"
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android:strokeWidth="0.8"
android:strokeColor="#33FFFFFF"/>
</vector>
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
tools:context=".MainActivity">
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:padding="16dp"
android:text="MediaRecorder:"
android:textSize="18sp"
android:textStyle="bold"
/>
<Button
android:id="@+id/btn_start"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="StartRecord"
android:textAllCaps="false"
/>
<Button
android:id="@+id/btn_stop"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="StopRecord"
android:textAllCaps="false"
/>
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:padding="16dp"
android:text="AudioRecorder:"
android:textSize="18sp"
android:textStyle="bold"
android:layout_marginTop="20dp"
/>
<Button
android:id="@+id/btn_start1"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="StartRecord"
android:textAllCaps="false"
/>
<Button
android:id="@+id/btn_stop1"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="StopRecord"
android:textAllCaps="false"
/>
</LinearLayout>
\ No newline at end of file
<?xml version="1.0" encoding="utf-8"?>
<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
<background android:drawable="@drawable/ic_launcher_background"/>
<foreground android:drawable="@drawable/ic_launcher_foreground"/>
</adaptive-icon>
\ No newline at end of file
<?xml version="1.0" encoding="utf-8"?>
<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
<background android:drawable="@drawable/ic_launcher_background"/>
<foreground android:drawable="@drawable/ic_launcher_foreground"/>
</adaptive-icon>
\ No newline at end of file
<?xml version="1.0" encoding="utf-8"?>
<resources>
<color name="colorPrimary">#008577</color>
<color name="colorPrimaryDark">#00574B</color>
<color name="colorAccent">#D81B60</color>
</resources>
<resources>
<string name="app_name">AudioRecorder</string>
</resources>
<resources>
<!-- Base application theme. -->
<style name="AppTheme" parent="Theme.AppCompat.Light.DarkActionBar">
<!-- Customize your theme here. -->
<item name="colorPrimary">@color/colorPrimary</item>
<item name="colorPrimaryDark">@color/colorPrimaryDark</item>
<item name="colorAccent">@color/colorAccent</item>
</style>
</resources>
package com.geduo.audio.recorder;
import org.junit.Test;
import static org.junit.Assert.*;
/**
* Example local unit test, which will execute on the development machine (host).
*
* @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
*/
public class ExampleUnitTest {
@Test
public void addition_isCorrect() {
assertEquals(4, 2 + 2);
}
}
\ No newline at end of file
// Top-level build file where you can add configuration options common to all sub-projects/modules.
buildscript {
repositories {
google()
jcenter()
}
dependencies {
classpath 'com.android.tools.build:gradle:3.2.1'
// NOTE: Do not place your application dependencies here; they belong
// in the individual module build.gradle files
}
}
allprojects {
repositories {
google()
jcenter()
maven { url 'https://jitpack.io' }
}
}
task clean(type: Delete) {
delete rootProject.buildDir
}
# Project-wide Gradle settings.
# IDE (e.g. Android Studio) users:
# Gradle settings configured through the IDE *will override*
# any settings specified in this file.
# For more details on how to configure your build environment visit
# http://www.gradle.org/docs/current/userguide/build_environment.html
# Specifies the JVM arguments used for the daemon process.
# The setting is particularly useful for tweaking memory settings.
org.gradle.jvmargs=-Xmx1536m
# When configured, Gradle will run in incubating parallel mode.
# This option should only be used with decoupled projects. More details, visit
# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
# org.gradle.parallel=true
distributionBase=GRADLE_USER_HOME
distributionPath=wrapper/dists
distributionUrl=https\://services.gradle.org/distributions/gradle-4.6-all.zip
zipStoreBase=GRADLE_USER_HOME
zipStorePath=wrapper/dists
#!/usr/bin/env sh
##############################################################################
##
## Gradle start up script for UN*X
##
##############################################################################
# Attempt to set APP_HOME
# Resolve links: $0 may be a link
PRG="$0"
# Need this for relative symlinks.
while [ -h "$PRG" ] ; do
ls=`ls -ld "$PRG"`
link=`expr "$ls" : '.*-> \(.*\)$'`
if expr "$link" : '/.*' > /dev/null; then
PRG="$link"
else
PRG=`dirname "$PRG"`"/$link"
fi
done
SAVED="`pwd`"
cd "`dirname \"$PRG\"`/" >/dev/null
APP_HOME="`pwd -P`"
cd "$SAVED" >/dev/null
APP_NAME="Gradle"
APP_BASE_NAME=`basename "$0"`
# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
DEFAULT_JVM_OPTS=""
# Use the maximum available, or set MAX_FD != -1 to use that value.
MAX_FD="maximum"
warn () {
echo "$*"
}
die () {
echo
echo "$*"
echo
exit 1
}
# OS specific support (must be 'true' or 'false').
cygwin=false
msys=false
darwin=false
nonstop=false
case "`uname`" in
CYGWIN* )
cygwin=true
;;
Darwin* )
darwin=true
;;
MINGW* )
msys=true
;;
NONSTOP* )
nonstop=true
;;
esac
CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
# Determine the Java command to use to start the JVM.
if [ -n "$JAVA_HOME" ] ; then
if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
# IBM's JDK on AIX uses strange locations for the executables
JAVACMD="$JAVA_HOME/jre/sh/java"
else
JAVACMD="$JAVA_HOME/bin/java"
fi
if [ ! -x "$JAVACMD" ] ; then
die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
fi
else
JAVACMD="java"
which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
fi
# Increase the maximum file descriptors if we can.
if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then
MAX_FD_LIMIT=`ulimit -H -n`
if [ $? -eq 0 ] ; then
if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
MAX_FD="$MAX_FD_LIMIT"
fi
ulimit -n $MAX_FD
if [ $? -ne 0 ] ; then
warn "Could not set maximum file descriptor limit: $MAX_FD"
fi
else
warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
fi
fi
# For Darwin, add options to specify how the application appears in the dock
if $darwin; then
GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
fi
# For Cygwin, switch paths to Windows format before running java
if $cygwin ; then
APP_HOME=`cygpath --path --mixed "$APP_HOME"`
CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
JAVACMD=`cygpath --unix "$JAVACMD"`
# We build the pattern for arguments to be converted via cygpath
ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
SEP=""
for dir in $ROOTDIRSRAW ; do
ROOTDIRS="$ROOTDIRS$SEP$dir"
SEP="|"
done
OURCYGPATTERN="(^($ROOTDIRS))"
# Add a user-defined pattern to the cygpath arguments
if [ "$GRADLE_CYGPATTERN" != "" ] ; then
OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
fi
# Now convert the arguments - kludge to limit ourselves to /bin/sh
i=0
for arg in "$@" ; do
CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option
if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition
eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
else
eval `echo args$i`="\"$arg\""
fi
i=$((i+1))
done
case $i in
(0) set -- ;;
(1) set -- "$args0" ;;
(2) set -- "$args0" "$args1" ;;
(3) set -- "$args0" "$args1" "$args2" ;;
(4) set -- "$args0" "$args1" "$args2" "$args3" ;;
(5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
(6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
(7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
(8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
(9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
esac
fi
# Escape application args
save () {
for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
echo " "
}
APP_ARGS=$(save "$@")
# Collect all arguments for the java command, following the shell quoting and substitution rules
eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
# by default we should be in the correct project dir, but when run from Finder on Mac, the cwd is wrong
if [ "$(uname)" = "Darwin" ] && [ "$HOME" = "$PWD" ]; then
cd "$(dirname "$0")"
fi
exec "$JAVACMD" "$@"
@if "%DEBUG%" == "" @echo off
@rem ##########################################################################
@rem
@rem Gradle startup script for Windows
@rem
@rem ##########################################################################
@rem Set local scope for the variables with windows NT shell
if "%OS%"=="Windows_NT" setlocal
set DIRNAME=%~dp0
if "%DIRNAME%" == "" set DIRNAME=.
set APP_BASE_NAME=%~n0
set APP_HOME=%DIRNAME%
@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
set DEFAULT_JVM_OPTS=
@rem Find java.exe
if defined JAVA_HOME goto findJavaFromJavaHome
set JAVA_EXE=java.exe
%JAVA_EXE% -version >NUL 2>&1
if "%ERRORLEVEL%" == "0" goto init
echo.
echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation.
goto fail
:findJavaFromJavaHome
set JAVA_HOME=%JAVA_HOME:"=%
set JAVA_EXE=%JAVA_HOME%/bin/java.exe
if exist "%JAVA_EXE%" goto init
echo.
echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation.
goto fail
:init
@rem Get command-line arguments, handling Windows variants
if not "%OS%" == "Windows_NT" goto win9xME_args
:win9xME_args
@rem Slurp the command line arguments.
set CMD_LINE_ARGS=
set _SKIP=2
:win9xME_args_slurp
if "x%~1" == "x" goto execute
set CMD_LINE_ARGS=%*
:execute
@rem Setup the command line
set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
@rem Execute Gradle
"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%
:end
@rem End local scope for the variables with windows NT shell
if "%ERRORLEVEL%"=="0" goto mainEnd
:fail
rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
rem the _cmd.exe /c_ return code!
if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
exit /b 1
:mainEnd
if "%OS%"=="Windows_NT" endlocal
:omega
include ':app'
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