Android 实现视频录制并播放

AndroidManifest.xml：

<?xml version="1.0" encoding="utf-8"?><manifest xmlns:android="http://schemas.android.com/apk/res/android"    package="com.example.mediarecorder"    android:versionCode="1"    android:versionName="1.0" >    <uses-sdk        android:minSdkVersion="14"        android:targetSdkVersion="18" />    <application        android:allowBackup="true"        android:icon="@drawable/ic_launcher"        android:label="@string/app_name"        android:theme="@style/AppTheme" >        <activity            android:name=".MainActivity"            android:label="@string/app_name" >            <intent-filter>                 <action android:name="android.intent.action.MAIN" />                <category android:name="android.intent.category.LAUNCHER" />            </intent-filter>            <!-- 下面的是提供给浏览器调用并传参的 -->            <intent-filter>      <action android:name="android.intent.action.VIEW"/>      <category android:name="android.intent.category.DEFAULT" />      <category android:name="android.intent.category.BROWSABLE" />      <data android:scheme="myapp" android:host="jp.app" android:pathPrefix="/openwith"/>  </intent-filter>          </activity>        <activity android:name=".VideoRead"></activity>    </application>    <uses-permission android:name="android.permission.CAMERA" /> <!-- 调用摄像头权限 --><uses-feature android:name="android.hardware.camera"/><uses-feature android:name="android.hardware.camera.autofocus"/><!-- 硬件支持 -->     <uses-permission android:name="android.permission.RECORD_AUDIO" /> <!-- 录制视频/音频权限 -->    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" /> <!-- sd卡读写权限 -->     <uses-permission android:name="android.permission.MOUNT_UNMOUNT_FILESYSTEMS" /> <!-- 挂载sd卡 --><uses-permission android:name="android.permission.INTERNET" /><!-- 访问网络 --></manifest>

values中的strings.xml文件：

<?xml version="1.0" encoding="utf-8"?><resources>    <string name="app_name">MediaRecorder</string>    <string name="action_settings">Settings</string>    <string name="hello_world">Hello world!</string><string name="start">开始</string><string name="pre">暂停</string><string name="stop">上传</string></resources>

values中的attrs.xml文件：

<?xml version="1.0" encoding="utf-8"?><resources>     <declare-styleable name="MovieRecorderView">        <!-- 开始是否打开摄像头 -->        <attr name="is_open_camera" format="boolean" />        <!-- 一次拍摄最长时间 -->        <attr name="record_max_time" format="integer"/>        <!-- 视频分辨率宽度 -->        <attr name="width" format="integer"/>        <!-- 视频分辨率高度 -->        <attr name="height" format="integer"/>    </declare-styleable> </resources>

layout中的activity_main.xml：

<?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:background="@android:color/black"    android:orientation="vertical">      <com.example.mediarecorder.MovieRecorderView        android:id="@+id/movieRecorderView"        android:layout_width="match_parent"        android:layout_height="0dp"        android:layout_weight="1"        android:layout_margin="3dp" />         <Button        android:id="@+id/shoot_button"        android:layout_width="wrap_content"        android:layout_height="wrap_content"        android:layout_gravity="center"        android:background="@drawable/bg_movie_add_shoot"        android:text="按住拍"        android:textColor="#ECEBF1"/>         </LinearLayout>

layout中的activity_video.xml：

<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_width="fill_parent"    android:layout_height="fill_parent" android:weightSum="1">    <SurfaceView android:layout_height="220dip" android:layout_gravity="center" android:id="@+id/surface" android:layout_weight="0.25" android:layout_width="320dip"></SurfaceView>    <LinearLayout android:id="@+id/linearLayout1" android:layout_height="wrap_content" android:layout_width="fill_parent">        <Button android:text="播放" android:id="@+id/button1" android:layout_width="wrap_content" android:layout_height="wrap_content"></Button>        <Button android:text="暂停" android:id="@+id/button2" android:layout_width="wrap_content" android:layout_height="wrap_content"></Button>        <Button android:text="停止" android:id="@+id/button3" android:layout_width="wrap_content" android:layout_height="wrap_content"></Button>        <Button android:text="上传" android:id="@+id/button4" android:layout_width="wrap_content" android:layout_height="wrap_content"></Button>    </LinearLayout></LinearLayout>

layout中的movie_recorder_view.xml：

<?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:background="@android:color/background_dark"    android:orientation="vertical">     <SurfaceView         android:id="@+id/surfaceview"         android:layout_width="fill_parent"         android:layout_height="0dp"         android:layout_weight="1"          />     <ProgressBar        android:id="@+id/progressBar"        style="?android:attr/progressBarStyleHorizontal"        android:layout_width="match_parent"        android:layout_height="2dp"        />     </LinearLayout>

MainActivity:

import android.annotation.SuppressLint;import android.app.Activity;import android.content.Intent;import android.net.Uri;import android.os.Bundle;import android.os.Handler;import android.os.Message;import android.view.MotionEvent;import android.view.View;import android.view.View.OnTouchListener;import android.widget.Button;import android.widget.Toast;import com.example.mediarecorder.MovieRecorderView.OnRecordFinishListener;/** * 视频录制 * @author 胡汉三 * */public class MainActivity extends Activity {private MovieRecorderView mRecorderView;private Button mShootBtn;private boolean isFinish = true;private String userId = "";@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);Intent i_getvalue = getIntent();  String action = i_getvalue.getAction();    if(Intent.ACTION_VIEW.equals(action)){      Uri uri = i_getvalue.getData();      if(uri != null){          userId = uri.getQueryParameter("userId");      }  }mRecorderView = (MovieRecorderView) findViewById(R.id.movieRecorderView);mShootBtn = (Button) findViewById(R.id.shoot_button);mShootBtn.setOnTouchListener(new OnTouchListener() {@Override public boolean onTouch(View v, MotionEvent event) {if (event.getAction() == MotionEvent.ACTION_DOWN) {mRecorderView.record(new OnRecordFinishListener() {@Overridepublic void onRecordFinish() {handler.sendEmptyMessage(1);}});} else if (event.getAction() == MotionEvent.ACTION_UP) {if (mRecorderView.getTimeCount() > 1)handler.sendEmptyMessage(1);else {if (mRecorderView.getmVecordFile() != null)mRecorderView.getmVecordFile().delete();mRecorderView.stop();Toast.makeText(MainActivity.this, "视频录制时间太短", Toast.LENGTH_SHORT).show();}}return true; }});}@Overridepublic void onResume() {super.onResume();isFinish = true;}@Overridepublic void onSaveInstanceState(Bundle outState) {super.onSaveInstanceState(outState);isFinish = false;mRecorderView.stop();}@Overridepublic void onPause() {super.onPause();}@Overridepublic void onDestroy() {super.onDestroy();}@SuppressLint("HandlerLeak")private Handler handler = new Handler() {@Overridepublic void handleMessage(Message msg) {finishActivity();}};private void finishActivity() {if (isFinish) {mRecorderView.stop();Intent intent = new Intent(MainActivity.this, VideoRead.class);// 新建Bundle对象  Bundle mBundle = new Bundle();    // 放入path参数mBundle.putString("path", mRecorderView.getmVecordFile().toString());    mBundle.putString("userId", userId);intent.putExtras(mBundle);   startActivity(intent);  //VideoPlayerActivity.startActivity(this, mRecorderView.getmVecordFile().toString());} } /** * 录制完成回调 * * @author 胡汉三 *  * @date 2015-2-9  */public interface OnShootCompletionListener {public void OnShootSuccess(String path, int second);public void OnShootFailure();}}

MovieRecorderView.java:

import java.io.File;import java.io.IOException;import java.util.Timer;import java.util.TimerTask; import android.content.Context;import android.content.res.TypedArray;import android.graphics.Point;import android.hardware.Camera;import android.hardware.Camera.Parameters;import android.media.MediaRecorder;import android.media.MediaRecorder.OnErrorListener;import android.os.Environment;import android.util.AttributeSet;import android.view.Display;import android.view.LayoutInflater;import android.view.SurfaceHolder;import android.view.SurfaceHolder.Callback;import android.view.SurfaceView;import android.view.WindowManager;import android.widget.LinearLayout;import android.widget.ProgressBar; import com.lidroid.xutils.util.LogUtils; /** * 视频播放控件 *  * @author 胡汉三 *  */public class MovieRecorderView extends LinearLayout implements OnErrorListener {     private SurfaceView mSurfaceView;    private SurfaceHolder mSurfaceHolder;    private ProgressBar mProgressBar;     private MediaRecorder mMediaRecorder;    private Camera mCamera;    private Timer mTimer;// 计时器    private OnRecordFinishListener mOnRecordFinishListener;// 录制完成回调接口     private int mWidth;// 视频分辨率宽度    private int mHeight;// 视频分辨率高度    private boolean isOpenCamera;// 是否一开始就打开摄像头    private int mRecordMaxTime;// 一次拍摄最长时间    private int mTimeCount;// 时间计数    private File mVecordFile = null;// 文件     public MovieRecorderView(Context context) {        this(context, null);    }     public MovieRecorderView(Context context, AttributeSet attrs) {        this(context, attrs, 0);    }     @SuppressWarnings("deprecation")public MovieRecorderView(Context context, AttributeSet attrs, int defStyle) {        super(context, attrs, defStyle);        WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);        Point size = new Point();        Display display = wm.getDefaultDisplay();        display.getSize(size);        TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.MovieRecorderView, defStyle, 0);        mWidth = a.getInteger(R.styleable.MovieRecorderView_width, 320);// 默认320        mHeight = a.getInteger(R.styleable.MovieRecorderView_height, 240);// 默认240                 isOpenCamera = a.getBoolean(R.styleable.MovieRecorderView_is_open_camera, true);// 默认打开        mRecordMaxTime = a.getInteger(R.styleable.MovieRecorderView_record_max_time, 20);// 默认为10          LayoutInflater.from(context).inflate(R.layout.movie_recorder_view, this);        mSurfaceView = (SurfaceView) findViewById(R.id.surfaceview);         mProgressBar = (ProgressBar) findViewById(R.id.progressBar);        mProgressBar.setMax(mRecordMaxTime);// 设置进度条最大量         mSurfaceHolder = mSurfaceView.getHolder();        mSurfaceHolder.addCallback(new CustomCallBack());        mSurfaceHolder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);         a.recycle();    }     /**     *      * @author 胡汉三     *      */    private class CustomCallBack implements Callback {         @Override        public void surfaceCreated(SurfaceHolder holder) {            if (!isOpenCamera)                return;            try {                initCamera();            } catch (IOException e) {                e.printStackTrace();            }        }         @Override        public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) {         }         @Override        public void surfaceDestroyed(SurfaceHolder holder) {            if (!isOpenCamera)                return;            freeCameraResource();        }     }     /**     * 初始化摄像头     *      * @author 胡汉三     * @throws IOException     */    private void initCamera() throws IOException {        if (mCamera != null) {            freeCameraResource();        }        try {            mCamera = Camera.open();        } catch (Exception e) {            e.printStackTrace();            freeCameraResource();        }        if (mCamera == null)            return;         setCameraParams();        mCamera.setDisplayOrientation(90);        mCamera.setPreviewDisplay(mSurfaceHolder);        mCamera.startPreview();        mCamera.unlock();    }     /**     * 设置摄像头为竖屏     *      * @author 胡汉三     */    private void setCameraParams() {        if (mCamera != null) {            Parameters params = mCamera.getParameters();            params.set("orientation", "portrait");            mCamera.setParameters(params);        }    }     /**     * 释放摄像头资源     *      * @author 胡汉三     */    private void freeCameraResource() {        if (mCamera != null) {            mCamera.setPreviewCallback(null);            mCamera.stopPreview();            //mCamera.lock();              mCamera.release();            mCamera = null;         }       }       private void createRecordDir() {        File sampleDir = new File(Environment.getExternalStorageDirectory() + File.separator + "im/video/");        if (!sampleDir.exists()) {            sampleDir.mkdirs();        }        File vecordDir = sampleDir;        // 创建文件        try {            mVecordFile = File.createTempFile("recording", ".mp4", vecordDir);//mp4格式            LogUtils.i(mVecordFile.getAbsolutePath());         } catch (IOException e) {        }    }      /**     * 初始化     *      * @author 胡汉三     * @throws IOException     */    private void initRecord() throws IOException {        mMediaRecorder = new MediaRecorder();        mMediaRecorder.reset();        if (mCamera != null)            mMediaRecorder.setCamera(mCamera);                mMediaRecorder.setOnErrorListener(this);        mMediaRecorder.setPreviewDisplay(mSurfaceHolder.getSurface());                  // 设置从摄像头采集图像          mMediaRecorder.setVideoSource(MediaRecorder.VideoSource.CAMERA);        // 设置从麦克风采集声音(或来自录像机的声音AudioSource.CAMCORDER)        mMediaRecorder.setAudioSource(MediaRecorder.AudioSource.MIC);        // 设置视频文件的输出格式        // 必须在设置声音编码格式、图像编码格式之前设置         mMediaRecorder.setOutputFormat(MediaRecorder.OutputFormat.THREE_GPP);        // 设置声音编码的格式          mMediaRecorder.setAudioEncoder(MediaRecorder.AudioEncoder.AAC);       /* mMediaRecorder.setAudioChannels(1);//1单声道 2 多声道          mMediaRecorder.setAudioSamplingRate(12500); //设置录制的音频采样率——频率越高，音质越好           mMediaRecorder.setAudioEncodingBitRate(16); // 设置录制的音频编码比特率*/        mMediaRecorder.setVideoEncodingBitRate(1 * 1024 * 1024);// 设置帧频率，然后就清晰了        mMediaRecorder.setOrientationHint(90);// 输出旋转90度，保持竖屏录制           // 设置图像编码的格式                   mMediaRecorder.setVideoEncoder(MediaRecorder.VideoEncoder.H264);        mMediaRecorder.setVideoSize(mWidth, mHeight);        // 每秒 4帧               //mMediaRecorder.setVideoFrameRate(20);                mMediaRecorder.setOutputFile(mVecordFile.getAbsolutePath());        mMediaRecorder.prepare();          try {              mMediaRecorder.start();        } catch (IllegalStateException e) {            e.printStackTrace();        } catch (RuntimeException e) {            e.printStackTrace();        } catch (Exception e) {            e.printStackTrace();        }    }     /**     * 开始录制视频     *      * @author 胡汉三     * @param fileName     *            视频储存位置     * @param onRecordFinishListener     *            达到指定时间之后回调接口     */    public void record(final OnRecordFinishListener onRecordFinishListener) {        this.mOnRecordFinishListener = onRecordFinishListener;        createRecordDir();        try {            if (!isOpenCamera)// 如果未打开摄像头，则打开                initCamera();            initRecord();            mTimeCount = 0;// 时间计数器重新赋值            mTimer = new Timer();            mTimer.schedule(new TimerTask() {                 @Override                public void run() {                    mTimeCount++;                    mProgressBar.setProgress(mTimeCount);// 设置进度条                    if (mTimeCount == mRecordMaxTime) {// 达到指定时间，停止拍摄                        stop();                        if (mOnRecordFinishListener != null)                            mOnRecordFinishListener.onRecordFinish();                    }                }            }, 0, 1000);        } catch (IOException e) {            e.printStackTrace();        }    }     /**     * 停止拍摄     *      * @author 胡汉三     */    public void stop() {        stopRecord();        releaseRecord();        freeCameraResource();    }     /**     * 停止录制     *      * @author 胡汉三     */    public void stopRecord() {        mProgressBar.setProgress(0);        if (mTimer != null)            mTimer.cancel();        if (mMediaRecorder != null) {            // 设置后不会崩            mMediaRecorder.setOnErrorListener(null);            mMediaRecorder.setPreviewDisplay(null);            try {                mMediaRecorder.stop();            } catch (IllegalStateException e) {                e.printStackTrace();            } catch (RuntimeException e) {                e.printStackTrace();            } catch (Exception e) {                e.printStackTrace();            }        }    }     /**     * 释放资源     *      * @author 胡汉三     */    private void releaseRecord() {        if (mMediaRecorder != null) {            mMediaRecorder.setOnErrorListener(null);            try {                mMediaRecorder.release();            } catch (IllegalStateException e) {                e.printStackTrace();            } catch (Exception e) {                e.printStackTrace();            }        }        mMediaRecorder = null;    }     public int getTimeCount() {        return mTimeCount;    }     /**     * @return the mVecordFile     */    public File getmVecordFile() {        return mVecordFile;    }     /**     * 录制完成回调接口     *     * @author 胡汉三     *      */    public interface OnRecordFinishListener {        public void onRecordFinish();    }      @Override    public void onError(MediaRecorder mr, int what, int extra) {        try {            if (mr != null)                mr.reset();        } catch (IllegalStateException e) {            e.printStackTrace();        } catch (Exception e) {            e.printStackTrace();        }    }}

OnUploadSuccessListener:

public interface OnUploadSuccessListener {public void onUploadSuccess(String result);}

UploadUtil：

import com.lidroid.xutils.HttpUtils;import com.lidroid.xutils.exception.HttpException;import com.lidroid.xutils.http.RequestParams;import com.lidroid.xutils.http.ResponseInfo;import com.lidroid.xutils.http.callback.RequestCallBack;import com.lidroid.xutils.http.client.HttpRequest.HttpMethod;/** *  * 上传工具类 */public class UploadUtil {public  void uploadMethod(final RequestParams params,final String uploadHost) {  HttpUtils http = new HttpUtils();http.send(HttpMethod.POST, uploadHost, params,new RequestCallBack <String>() {  @Override  public void onStart() {  //                      msgTextview.setText("conn...");  }  @Override  public void onLoading(long total, long current,boolean isUploading) {  if (isUploading) {  //                          msgTextview.setText("upload: " + current + "/"+ total);  } else {  //                          msgTextview.setText("reply: " + current + "/"+ total);  }  }  @Override  public void onSuccess(ResponseInfo<String> responseInfo) {  //                      msgTextview.setText("reply: " + responseInfo.result);  }  @Override  public void onFailure(HttpException error, String msg) {  //                      msgTextview.setText(error.getExceptionCode() + ":" + msg);   }  });  }  }

VideoRead：

import java.io.File;import com.lidroid.xutils.http.RequestParams;import android.annotation.SuppressLint;import android.app.Activity;import android.media.AudioManager;import android.media.MediaPlayer;import android.os.Bundle;import android.view.SurfaceHolder;import android.view.SurfaceView;import android.view.View;import android.view.View.OnClickListener;import android.widget.Button;/** * 视频 * @author 胡汉三 * */public class VideoRead extends Activity implements SurfaceHolder.Callback{/** Called when the activity is first created. */    MediaPlayer player;    SurfaceView surface;    SurfaceHolder surfaceHolder;    Button play,pause,stop,upload;    String path = null;    @SuppressWarnings("deprecation")@Override    public void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_video);        play=(Button)findViewById(R.id.button1);        pause=(Button)findViewById(R.id.button2);        stop=(Button)findViewById(R.id.button3);         upload = (Button)findViewById(R.id.button4);        surface=(SurfaceView)findViewById(R.id.surface);                   surfaceHolder=surface.getHolder();   //SurfaceHolder是SurfaceView的控制接口        surfaceHolder.addCallback(this);     //因为这个类实现了SurfaceHolder.Callback接口，所以回调参数直接this        surfaceHolder.setFixedSize(320, 220);//显示的分辨率,不设置为视频默认        surfaceHolder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);//Surface类型        play.setOnClickListener(new OnClickListener(){             @Override            public void onClick(View v) {                player.start();            }});        pause.setOnClickListener(new OnClickListener(){            @Override            public void onClick(View v) {                player.pause();            }});        stop.setOnClickListener(new OnClickListener(){             @Override            public void onClick(View v) {                player.stop();            }});        upload.setOnClickListener(new OnClickListener(){            @Override           public void onClick(View v) {               //上传               uploadFile();           }});    }     @Override    public void surfaceChanged(SurfaceHolder arg0, int arg1, int arg2, int arg3) {    }    //文件上传    @SuppressLint("SdCardPath")public void uploadFile(){    path = this.getIntent().getStringExtra("path");    String userId = this.getIntent().getStringExtra("userId");    String uploadHost = "http://192.168.1.103:808/sjdRtc/servlet/userUpload.do";     String filePath = "/sdcard/im/video"+path.substring(path.lastIndexOf("/"));    RequestParams params=new RequestParams();      params.addBodyParameter("userId",userId);       params.addBodyParameter(filePath.replace("/", ""), new File(filePath));     UploadUtil load = new UploadUtil();    load.uploadMethod(params, uploadHost);     }        @SuppressLint("SdCardPath")@Override    public void surfaceCreated(SurfaceHolder arg0) {//必须在surface创建后才能初始化MediaPlayer,否则不会显示图像        player= new MediaPlayer();        player.setAudioStreamType(AudioManager.STREAM_MUSIC);        player.setDisplay(surfaceHolder);        //设置显示视频显示在SurfaceView上            try {            // 新建Bundle对象              path = this.getIntent().getStringExtra("path");                player.setDataSource("/sdcard/im/video"+path.substring(path.lastIndexOf("/")));                player.prepare();             } catch (Exception e) {                e.printStackTrace();             }    }     @Override    public void surfaceDestroyed(SurfaceHolder arg0) {     }     @Override    protected void onDestroy() {        super.onDestroy();        if(player.isPlaying()){        player.stop();        }        player.release();        //Activity销毁时停止播放，释放资源。不做这个操作，即使退出还是能听到视频播放的声音    }}

工程用到的lib： xUtils-2.6.14.jar 代码git路径：点击打开链接需要的图片：bg_movie_add_shoot.png

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