Android音频播放器

根据工作需要自己写的实现录音，试听，保存及上传的音频播放器：

 public ImageView mBtnRecord;public LinearLayout activity_record_video_send;public LinearLayout activity_record_video_paly;public LinearLayout activity_record_vedio_again;public LinearLayout activity_record_ll;public TextView mTime;public TextView activity_recording_show;public TextView activity_record_time_tv;private AnimatedRecordingView mArvView;private boolean isRecording;private boolean isStart;private int timeCount;final int TIME_COUNT = 0x101;private RecordDaoImpl mDao;//录音文件保存路径
    private File myRecAudioDir;//合成的录音文件
    private File myFinalFile;//SDka存在
    private boolean mSDCardExit;//记录需要合成的amr音频文件
    private ArrayList<String> mTempList;//计时器
    private Timer timer = null;private TimerTask timeTask = null;//暂停状态
    private boolean inPause;
//    private String finish

    @Override
    public void recorderStart() {}@Override
    public void recorderStop() {}@Override
    public void volumeChange(float vol) {mArvView.setVolume(vol);}@Override
    protected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);RecorderHelper.getInstance().setRecorderListener(this);mDao = new RecordDaoImpl(this);EventBus.getDefault().register(this);// 判断sd Card是否插入
        mSDCardExit = Environment.getExternalStorageState().equals(android.os.Environment.MEDIA_MOUNTED);mTempList = new ArrayList<String>();initView();initEvent();}private void initView() {setContentView(R.layout.activity_record_video);activity_record_video_paly = (LinearLayout) findViewById(R.id.activity_record_video_paly);activity_record_vedio_again = (LinearLayout) findViewById(R.id.activity_record_vedio_again);activity_record_ll = (LinearLayout) findViewById(R.id.activity_record_ll);mBtnRecord = (ImageView) findViewById(R.id.btn_record);activity_record_video_send = (LinearLayout) findViewById(R.id.activity_record_video_send);mTime = (TextView) findViewById(R.id.text_time);activity_recording_show = (TextView) findViewById(R.id.activity_recording_show);activity_record_time_tv = (TextView) findViewById(R.id.activity_record_time_tv);mArvView = (AnimatedRecordingView) findViewById(R.id.activity_record_wave);((TextView) findViewById(R.id.layout_daohanglan_title)).setText("录音");}private void initEvent() {activity_record_video_send.setOnClickListener(this);mBtnRecord.setOnClickListener(this);activity_record_video_paly.setOnClickListener(this);activity_record_vedio_again.setOnClickListener(this);((ImageView) findViewById(R.id.layout_daohanglan_fanhui)).setOnClickListener(this);}@Override
    protected void onResume() {super.onResume();}@Override
    public void onClick(View v) {switch (v.getId()) {case R.id.layout_daohanglan_fanhui:finish();break;case R.id.activity_record_video_paly:if (inPause) {Intent intent = new Intent(this, TestListeningActivity.class);intent.putExtra("countTime", timeCount);startActivity(intent);} else {Toast.makeText(RecordVideoActivity.this, "请停止录制课程之后再进行试听", Toast.LENGTH_SHORT).show();}break;case R.id.activity_record_vedio_again:if (isStart) {if (inPause) {recordAgain();} else {Toast.makeText(RecordVideoActivity.this, "请停止录制课程之后再重新录制", Toast.LENGTH_SHORT).show();}} else {Toast.makeText(RecordVideoActivity.this, "请录音之后再试听", Toast.LENGTH_SHORT).show();}break;case R.id.activity_record_video_send://这里写暂停处理的 文件！加上list里面 语音合成起来
                if (inPause) {//在暂停状态按下结束键,处理list就可以了
                    PreferenceUtil.setPreferenceInt(this, "TotalRecordTime", timeCount);getInputCollection(mTempList);//还原标志位
                    isStart = false;inPause = false;isRecording = false;timeCount = 0;mTime.setText("00:00");activity_recording_show.setVisibility(View.GONE);activity_record_time_tv.setVisibility(View.VISIBLE);activity_record_ll.setVisibility(View.GONE);Intent intent = new Intent(RecordVideoActivity.this, RecordCourseListActivity.class);intent.putExtra("filepath", myFinalFile.getAbsolutePath());startActivity(intent);} else {Toast.makeText(RecordVideoActivity.this, "请停止录制课程之后再进行上传", Toast.LENGTH_SHORT).show();return;}
//                postToOss();
                break;case R.id.btn_record:// TODO: 2017/9/25 0025 添加录音逻辑的判断及异常处理  每次录音检查权限

                requestPermission(Manifest.permission.RECORD_AUDIO, Configuration.RECORD_AUDIO);if (isStart) {//已经暂停过了，再次点击按钮 开始录音，录音状态在录音中
                    if (inPause) {RecorderHelper.getInstance().startRecord();mArvView.start();inPause = false;isRecording = true;activity_recording_show.setVisibility(View.VISIBLE);activity_recording_show.setText("麦克风录制中");startTime();}//正在录音，点击暂停,现在录音状态为暂停
                    else {//当前正在录音的文件名全称
                        mTempList.add(RecorderHelper.getInstance().getFilePath());inPause = true;isRecording = false;mArvView.stop();stopRecord();activity_recording_show.setVisibility(View.VISIBLE);activity_recording_show.setText("录音已暂停");stopTime();
//                        RecorderHelper.getInstance().cancel();
                    }} else {if (mTempList != null) {mTempList.clear();}if (!mSDCardExit) {Toast.makeText(RecordVideoActivity.this, "请插入SD card",Toast.LENGTH_LONG).show();return;}RecorderHelper.getInstance().startRecord();activity_recording_show.setVisibility(View.VISIBLE);activity_recording_show.setText("麦克风录制中");activity_record_time_tv.setVisibility(View.GONE);activity_record_ll.setVisibility(View.VISIBLE);mArvView.start();isStart = true;startTime();isRecording = true;}break;}}public void recordAgain() {DialogUtil.showDialog(this, 0, "温馨提示", "是否确定重新录制", "确定", "取消", new DialogUtil.DialogCallback() {@Override
            protected void onCancel(DialogInterface dialog) {super.onCancel(dialog);}@Override
            public void onOk(DialogInterface dialog) {dialog.dismiss();deleteListRecord();isStart = false;inPause = false;isRecording = false;timeCount = 0;mTime.setText("00:00");activity_recording_show.setVisibility(View.GONE);activity_record_time_tv.setVisibility(View.VISIBLE);activity_record_ll.setVisibility(View.GONE);}});}public void startTime() {if (timer == null) {timer = new Timer();}if (timeTask == null) {timeTask = new TimerTask() {public void run() {timeCount++;timeCount();}};}if (timer != null && timeTask != null) {timer.schedule(timeTask, 0, 1000);}}public void stopTime() {if (timer != null) {timer.cancel();timer = null;}if (timeTask != null) {timeTask.cancel();timeTask = null;}}/**
     * @return 将合并的流用字符保存
     */
    public void getInputCollection(ArrayList<String> list) {if (mSDCardExit) {String pathStr = FileUtil.getAudioRecordFilePath();myRecAudioDir = new File(pathStr);if (!myRecAudioDir.exists()) {myRecAudioDir.mkdirs();Log.v("录音", "创建录音文件！" + myRecAudioDir.exists());}}RecordFile filerecord = new RecordFile();String mMinute1 = getTime();// 创建音频文件,合并的文件放这里
        myFinalFile = new File(myRecAudioDir, mMinute1 + Contact.AMR_NB);if (!myFinalFile.exists()) {try {myFinalFile.createNewFile();} catch (IOException e) {// TODO Auto-generated catch block
                e.printStackTrace();}}FileOutputStream fileOutputStream = null;try {fileOutputStream = new FileOutputStream(myFinalFile);} catch (FileNotFoundException e) {e.printStackTrace();}//list里面为暂停录音 所产生的 几段录音文件的名字，中间几段文件的减去前面的6个字节头文件
        for (int i = 0; i < list.size(); i++) {File file = new File(list.get(i));Log.d("list的长度", list.size() + "");try {FileInputStream fileInputStream = new FileInputStream(file);byte[] myByte = new byte[fileInputStream.available()];//文件长度
                int length = myByte.length;//头文件
                if (i == 0) {while (fileInputStream.read(myByte) != -1) {fileOutputStream.write(myByte, 0, length);}} else {while (fileInputStream.read(myByte) != -1) {fileOutputStream.write(myByte, 6, length - 6);}}fileOutputStream.flush();fileInputStream.close();System.out.println("合成文件长度：" + myFinalFile.length());} catch (Exception e) {// TODO Auto-generated catch block
                e.printStackTrace();}}//结束后关闭流
        try {if (fileOutputStream != null) {fileOutputStream.close();}} catch (IOException e) {// TODO Auto-generated catch block
            e.printStackTrace();}filerecord.setCreateTime(mMinute1);filerecord.setShowTime(mTime.getText().toString().trim());filerecord.setFilePath(myFinalFile.getAbsolutePath());String size = FileUtil.FormetFileSize(myFinalFile.length());filerecord.setFileSize(size);filerecord.setTimeCount(timeCount);mDao.add(filerecord);//合成一个文件后，删除之前暂停录音所保存的零碎合成文件
        deleteListRecord();
//        adapter.add(file1.getName());
    }private void deleteListRecord() {for (int i = 0; i < mTempList.size(); i++) {File file = new File((String) mTempList.get(i));if (file.exists()) {file.delete();}}//正在暂停后，继续录音的这一段音频文件
//        if (isAddLastRecord) {
//            myRecAudioFile.delete();
//        }
    }private String getTime() {SimpleDateFormat formatter = new SimpleDateFormat("yyyy年MM月dd日HH-mm-ss");Date curDate = new Date(System.currentTimeMillis());//获取当前时间
        String createData = formatter.format(curDate);long data = curDate.getTime();System.out.println("当前时间");return createData;}@Subscribe(threadMode = ThreadMode.MAIN)public void recAgain(RecordAgain event) {deleteListRecord();isStart = false;inPause = false;isRecording = false;timeCount = 0;mTime.setText("00:00");activity_recording_show.setVisibility(View.GONE);activity_record_time_tv.setVisibility(View.VISIBLE);activity_record_ll.setVisibility(View.GONE);}@Override
    protected void onPause() {super.onPause();
//        RecorderHelper.getInstance().cancel();
    }private void stopRecord() {RecorderHelper.getInstance().cancel();mArvView.stop();
//        }
    }Runnable mLoading = new Runnable() {@Override
        public void run() {mArvView.stop();}};public static String FormatMiss(int miss) {String hh = miss / 3600 > 9 ? miss / 3600 + "" : "0" + miss / 3600;String mm = (miss % 3600) / 60 > 9 ? (miss % 3600) / 60 + "" : "0" + (miss % 3600) / 60;String ss = (miss % 3600) % 60 > 9 ? (miss % 3600) % 60 + "" : "0" + (miss % 3600) % 60;return hh + ":" + mm + ":" + ss;}Handler myHandler = new Handler() {@Override
        public void handleMessage(Message msg) {switch (msg.what) {case TIME_COUNT:int count = (int) msg.obj;Log.e("mainActivity", "count == " + count);mTime.setText(FormatMiss(count));break;}}};public void timeCount() {Message msg = Message.obtain();msg.what = TIME_COUNT;msg.obj = timeCount;myHandler.sendMessage(msg);}@Override
    protected void onDestroy() {super.onDestroy();myHandler.removeCallbacksAndMessages(null);stopTime();EventBus.getDefault().unregister(this);}public void requestPermission(String permission,int requestCode){PermissionUtils.REQUEST_CODE_PERMISSION = requestCode;boolean checkPermission = PermissionUtils.checkPermission(this,permission,requestCode);if (checkPermission){permissionSuccess(PermissionUtils.REQUEST_CODE_PERMISSION);}}private void permissionSuccess(int requestCode) {LogUtil.d("recordvideoactivity", "获取权限成功=" + requestCode);}@Override
    public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions,@NonNull int[] grantResults) {super.onRequestPermissionsResult(requestCode, permissions, grantResults);if (requestCode == PermissionUtils.REQUEST_CODE_PERMISSION){if (PermissionUtils.verifyPermissions(grantResults)){permissionSuccess(PermissionUtils.REQUEST_CODE_PERMISSION);}else{permissionFail(PermissionUtils.REQUEST_CODE_PERMISSION);}}}/**
     * 权限获取失败
     *
     * @param requestCode
     */
    public void permissionFail(int requestCode) {LogUtil.d("recordvideoactivity", "获取权限失败=" + requestCode);}

录音帮助类：

public class RecorderHelper {private static final String TAG = "RecorderHelper";String PATH;//    static final int MAX_RECORDER_TIME = 3000;
    private int BASE = 1;private int SPACE = 20;// 间隔取样时间
    private MediaRecorder mMediaRecorder;private static volatile RecorderHelper sInst = null;onRecorderListener mListener;Handler mHandler = new Handler();public File myRecAudioFile;//录音文件保存路径
    private File myRecAudioDir;//文件存在
    private boolean mSDCardExit;public static RecorderHelper getInstance() {RecorderHelper inst = sInst;if (inst == null) {synchronized (RecorderHelper.class) {inst = sInst;if (inst == null) {inst = new RecorderHelper();sInst = inst;}}}return inst;}public RecorderHelper setPath(String path) {this.PATH = path;return this;}private RecorderHelper() {}public void startRecord() {// 判断sd Card是否插入
        mSDCardExit = Environment.getExternalStorageState().equals(android.os.Environment.MEDIA_MOUNTED);// 取得sd card路径作为录音文件的位置

        if (mSDCardExit) {String pathStr = FileUtil.getAudioRecordFilePath();myRecAudioDir = new File(pathStr);if (!myRecAudioDir.exists()) {myRecAudioDir.mkdirs();Log.v("录音", "创建录音文件！" + myRecAudioDir.exists());}}String mMinute1 = FileUtil.getTime();myRecAudioFile = new File(myRecAudioDir, mMinute1 + Contact.AMR_NB);if (!myRecAudioFile.exists()) {try {myRecAudioFile.createNewFile();} catch (IOException e) {e.printStackTrace();}}try {mMediaRecorder = new MediaRecorder();// 设置录音文件的保存位置
            LogUtil.e("recoderVideoActivitypATH", myRecAudioFile.getAbsolutePath());LogUtil.e("recoderVideoActivitypATH", myRecAudioFile.getPath());// 设置录音的来源（从哪里录音）
            mMediaRecorder.setAudioSource(MediaRecorder.AudioSource.MIC);// 设置录音的保存格式
            mMediaRecorder.setOutputFormat(MediaRecorder.OutputFormat.RAW_AMR);// 设置录音的编码
            mMediaRecorder.setAudioEncoder(MediaRecorder.AudioEncoder.AMR_NB);mMediaRecorder.setOutputFile(myRecAudioFile.getAbsolutePath());mMediaRecorder.prepare();mMediaRecorder.start();updateMicStatus();} catch (Exception e) {e.printStackTrace();}}public void playSound() {if (!myRecAudioFile.exists()) {Toast.makeText(MyApplication.getmContext(), "无音频文件", Toast.LENGTH_SHORT).show();return;}MediaPlayer mediaPlayer;if (myRecAudioFile.length() <= 0) {Toast.makeText(MyApplication.getmContext(), "录音权限已被禁止，请前往设置中心添加录音权限", Toast.LENGTH_SHORT).show();return;}try {Uri uri = Uri.fromFile(myRecAudioFile);mediaPlayer = MediaPlayer.create(MyApplication.getmContext(), uri);mediaPlayer.start();mediaPlayer.setOnCompletionListener(new MediaPlayer.OnCompletionListener() {@Override

                public void onCompletion(MediaPlayer mp) {Toast.makeText(MyApplication.getmContext(),"播放完成",Toast.LENGTH_SHORT).show();EventBus.getDefault().post(new PlayFinish());}});} catch (Exception e) {e.printStackTrace();}}public void stopAndRelease() {if (null != mMediaRecorder) {mMediaRecorder.stop();mMediaRecorder.release();mMediaRecorder = null;}if (myRecAudioFile.length() <= 0) {Toast.makeText(MyApplication.getmContext(), "录音失败，录音权限已被禁止，请前往设置中心添加录音权限", Toast.LENGTH_SHORT).show();return;}}public void setRecorderListener(onRecorderListener listener) {this.mListener = listener;}public void cancel() {mHandler.removeCallbacks(mUpdateMicStatusTimer, SPACE);stopAndRelease();}public String getFilePath() {if (myRecAudioFile != null && myRecAudioFile.exists()) {return myRecAudioFile.getAbsolutePath();}return "";}public interface onRecorderListener {void recorderStart();void recorderStop();void volumeChange(float vol);}private void updateMicStatus() {if (mMediaRecorder != null) {double ratio = (double) mMediaRecorder.getMaxAmplitude() / BASE;double db = 0;// 分贝
            if (ratio > 1) {db = 20 * Math.log10(ratio);}if (null != mListener) {mListener.volumeChange((float) db);}mHandler.postDelayed(mUpdateMicStatusTimer, SPACE);}}private Runnable mUpdateMicStatusTimer = new Runnable() {public void run() {updateMicStatus();}};//    private Runnable mTimeOut = new Runnable() {
//        @Override
//        public void run() {
//            cancel();
//        }
//    };
}

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