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Android仿微信長按錄制視頻并播放功能

 更新時間:2021年05月27日 10:29:58   作者:志尊寶  
這篇文章主要為大家詳細(xì)介紹了Android仿微信長按錄制視頻并播放功能,文中示例代碼介紹的非常詳細(xì),具有一定的參考價值,感興趣的小伙伴們可以參考一下

本文實(shí)例為大家分享了Android仿微信長按錄制視頻并播放功能的具體代碼,供大家參考,具體內(nèi)容如下

一、點(diǎn)擊按鈕進(jìn)行錄制

首先要獲取攝像拍照的權(quán)限和讀取權(quán)限

<uses-permission android:name="android.permission.CAMERA" />
<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
<uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />
<uses-permission android:name="android.permission.RECORD_AUDIO" />

布局文件如下:

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/activity_main"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context="com.yus.videorecording.MainActivity">

    <Button
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:id="@+id/open"
        android:text="開始錄制"
        />
</RelativeLayout>

二、錄制時的主要代碼,錄制完成保存到本地,在進(jìn)行播放:

public class VideoRecordActivity extends Activity implements MediaRecorder.OnErrorListener, View.OnClickListener {
    private ImageView iv_cancel,iv_save;
    private SurfaceView mSurfaceView;
    private SurfaceHolder mSurfaceHolder;
    private MediaRecorder mMediaRecorder;
    private Camera mCamera;

    private CircleButtonView cbv_record;
    private File mRecordFile = null;// 文件
    private int mRotationRecord=90;//視頻輸出角度 0橫屏  90豎屏  180反橫屏
    private boolean isRecording;//正在錄制
    private float mWindowW;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        //全屏無標(biāo)題
        requestWindowFeature(Window.FEATURE_NO_TITLE);
        getWindow().setFlags(WindowManager.LayoutParams. FLAG_FULLSCREEN ,
                WindowManager.LayoutParams. FLAG_FULLSCREEN);
        super.onCreate(savedInstanceState);
        setContentView(R.layout.video_record_activity);
        initView();
        initData();
        setListener();
    }

    private void initData() {
        DisplayMetrics metric = new DisplayMetrics();
        getWindowManager().getDefaultDisplay().getMetrics(metric);
        mWindowW = metric.widthPixels;     // 屏幕寬度(像素)

    }

    @Override
    protected void onResume() {
        super.onResume();
        cbv_record.setVisibility(View.VISIBLE);
        iv_cancel.setVisibility(View.GONE);
        iv_save.setVisibility(View.GONE);
        if(mRecordFile!=null){
            mRecordFile.getAbsoluteFile().delete();
        }
    }

    private void setListener() {
        cbv_record.setOnLongClickListener(new CircleButtonView.OnLongClickListener() {
            @Override
            public void onLongClick() {
                isRecording=true;
                startRecord();
            }

            @Override
            public void onNoMinRecord(int currentTime) {
                isRecording=false;
                Toast.makeText(VideoRecordActivity.this, "錄制視頻太短", Toast.LENGTH_SHORT).show();
                if(mRecordFile.getAbsoluteFile()!=null){
                    mRecordFile.getAbsoluteFile().delete();
                }
            }

            @Override
            public void onRecordFinishedListener() {
                Log.e("yufs","視頻錄制完成:path=="+mRecordFile.getAbsolutePath());
                isRecording=false;
                stopRecord();
                cbv_record.setVisibility(View.GONE);
                iv_cancel.setVisibility(View.VISIBLE);
                iv_save.setVisibility(View.VISIBLE);
            }
        });

        //手機(jī)旋轉(zhuǎn)監(jiān)聽
        OrientationEventListener orientationEventListener=new OrientationEventListener(this) {
            @Override
            public void onOrientationChanged(int rotation) {
                //錄制的過程不改變
                if(isRecording){
                    return;
                }
                if (((rotation >= 0) && (rotation <= 30)) || (rotation >= 330)) {
                    // 豎屏拍攝
                    mRotationRecord=90;
                } else if (((rotation >= 230) && (rotation <= 310))) {
                    // 橫屏拍攝
                    mRotationRecord=0;
                } else if (rotation > 30 && rotation < 95) {
                    // 反橫屏拍攝
                    mRotationRecord=180;
                }
            }
        };
        orientationEventListener.enable();

        iv_cancel.setOnClickListener(this);
        iv_save.setOnClickListener(this);
    }

    private void startRecord() {
        //初始錄制視頻保存路徑
        createRecordDir();
        try {
            initCamera();
            initRecord();
        }catch (Exception e){
            e.printStackTrace();
        }
    }

    private void initView() {
        iv_cancel= (ImageView) findViewById(R.id.iv_cancel);
        iv_save= (ImageView) findViewById(R.id.iv_save);
        mSurfaceView= (SurfaceView) findViewById(R.id.sv_video);
        cbv_record= (CircleButtonView) findViewById(R.id.cbv_record);
        mSurfaceHolder = mSurfaceView.getHolder();
        mSurfaceHolder.addCallback(new CustomCallBack());
        mSurfaceHolder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS);
    }

    @Override
    public void onClick(View v) {
        switch (v.getId()){
            case R.id.iv_cancel:
                cbv_record.setVisibility(View.VISIBLE);
                mRecordFile.getAbsoluteFile().delete();
                iv_cancel.setVisibility(View.GONE);
                iv_save.setVisibility(View.GONE);
                break;
            case R.id.iv_save:
                Intent intent=new Intent(this,VideoPlayActivity.class);
                intent.putExtra("source",mRecordFile.getAbsolutePath());
                startActivity(intent);
                break;
        }
    }

    private class CustomCallBack implements SurfaceHolder.Callback {

        @Override
        public void surfaceCreated(SurfaceHolder holder) {

            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) {
            freeCamera();
        }

    }

    /**
     * 初始化
     * @throws IOException
     */
    @SuppressLint("NewApi")
    private void initRecord() throws IOException {
        mMediaRecorder = new MediaRecorder();
        mMediaRecorder.reset();
        if (mCamera != null)
            mMediaRecorder.setCamera(mCamera);
        mMediaRecorder.setOnErrorListener(this);
        mMediaRecorder.setPreviewDisplay(mSurfaceHolder.getSurface());
        mMediaRecorder.setVideoSource(MediaRecorder.VideoSource.CAMERA);// 視頻源
        mMediaRecorder.setAudioSource(MediaRecorder.AudioSource.MIC);// 音頻源

        //注釋掉的代碼官方說這樣的配置方法是Android2.2以下使用
//  mMediaRecorder.setOutputFormat(OutputFormat.MPEG_4);// 視頻輸出格式
//  mMediaRecorder.setAudioEncoder(AudioEncoder.AAC);// 音頻格式:AAC兼容會高點(diǎn)
//      mMediaRecorder.setVideoEncoder(MediaRecorder.VideoEncoder.H264);//設(shè)置視頻編碼:h264在常見的網(wǎng)頁上都可播放
//  mMediaRecorder.setVideoSize(mWidth, mHeight);// 設(shè)置分辨率:
//  mMediaRecorder.setVideoEncodingBitRate(1 * 1024 * 1024*100);// 設(shè)置幀頻率

        //Android2.2以上直接用MediaRecorder.setProfile得到統(tǒng)一的配置
        mMediaRecorder.setProfile(CamcorderProfile.get(CamcorderProfile.QUALITY_720P));
        mMediaRecorder.setOrientationHint(mRotationRecord);// 輸出旋轉(zhuǎn)90度,保持豎屏錄制
        mMediaRecorder.setOutputFile(mRecordFile.getAbsolutePath());
        try {
            mMediaRecorder.prepare();
            mMediaRecorder.start();
        } catch (IllegalStateException e) {
            e.printStackTrace();
        } catch (RuntimeException e) {
            e.printStackTrace();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    /**
     * 初始化攝像頭
     */
    private void initCamera() throws IOException {
        if (mCamera != null) {
            freeCamera();
        }
        try {
            mCamera = Camera.open();
        } catch (Exception e) {
            e.printStackTrace();
            freeCamera();
        }
        if (mCamera == null)
            return;
        mCamera.setDisplayOrientation(90);
        mCamera.setPreviewDisplay(mSurfaceHolder);
        mCamera.startPreview();
        mCamera.unlock();
    }

    /**
     * 視屏錄制保存地方
     */
    private void createRecordDir() {
        File videoFolder = new File(Environment.getExternalStorageDirectory()
                + File.separator + "yufs/");//錄制視頻的保存地址
        if (!videoFolder.exists()) {
            videoFolder.mkdirs();
        }
        File recordDir = videoFolder;
        try {
            // mp4格式的錄制的視頻文件
            mRecordFile = File.createTempFile("recording", ".mp4", recordDir);
        } catch (IOException e) {
            e.printStackTrace();
        }
    }

    /**
     * 釋放攝像頭資源
     */
    private void freeCamera() {
        try {
            if (mCamera != null) {
                mCamera.setPreviewCallback(null);
                mCamera.stopPreview();
                mCamera.lock();
                mCamera.release();
                mCamera = null;
            }
        }catch (Exception e){
            //視頻成功錄制了,資源回收的時候偶爾會崩潰
        }
    }

    /**
     * 停止錄制
     */
    public void stopRecord() {
        if (mMediaRecorder != null) {
            // 設(shè)置后不會崩
            mMediaRecorder.setOnErrorListener(null);
            mMediaRecorder.setPreviewDisplay(null);
            try {
                mMediaRecorder.stop();
                mMediaRecorder.release();
            } catch (IllegalStateException e) {
                e.printStackTrace();
            } catch (RuntimeException e) {
                e.printStackTrace();
            } catch (Exception e) {
                e.printStackTrace();
            }
        }
    }

    @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();
        }
    }

    /**
     * @param v
     */
    private void startAnimator(View v){

        AnimatorSet animatorSet = new AnimatorSet();//組合動畫
        ObjectAnimator scaleX = ObjectAnimator.ofFloat(v, "scaleX", 0, 1f);
        ObjectAnimator scaleY = ObjectAnimator.ofFloat(v, "scaleY", 0, 1f);

        animatorSet.setDuration(1000);
        animatorSet.setInterpolator(new DecelerateInterpolator());
        animatorSet.play(scaleX).with(scaleY);//兩個動畫同時開始
        animatorSet.start();
    }
}

三、錄制完成,獲取錄制的視頻并播放

代碼如下:

public class VideoPlayActivity extends Activity implements MediaPlayer.OnPreparedListener, TextureVideoView.OnPlayStateListener, MediaPlayer.OnInfoListener, MediaPlayer.OnVideoSizeChangedListener, MediaPlayer.OnErrorListener, MediaPlayer.OnSeekCompleteListener {
    private VideoViewTouch mVideoView;
    private RelativeLayout rl_loading;
    private Context mContext;
    /** 播放路徑 */
    private String mSourcePath;
    private Intent uploadService;//視頻上傳服務(wù)

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_video_preview);
        initView();
        setListener();
        initData();
    }


    private void initData() {
        //本地視頻路徑
        mSourcePath=getIntent().getStringExtra("source");
        //播放視屏
        parseIntentUrl(getIntent());
    }

    private void parseIntentUrl(Intent intent) {
        mVideoView.setVideoPath(mSourcePath);
    }

    private void setListener() {



        mVideoView.setOnPreparedListener(this);
        mVideoView.setOnPlayStateListener(this);
        mVideoView.setOnTouchEventListener(mOnVideoTouchListener);
        mVideoView.setOnInfoListener(this);
        mVideoView.setOnVideoSizeChangedListener(this);
        mVideoView.setOnErrorListener(this);
        mVideoView.setOnSeekCompleteListener(this);

    }

    private void initView() {
        mVideoView= (VideoViewTouch) findViewById(R.id.preview);
        rl_loading= (RelativeLayout) findViewById(R.id.video_loading);

        View preview_layout = findViewById(R.id.preview_layout);
        preview_layout.setVisibility(View.VISIBLE);
    }


    private VideoViewTouch.OnTouchEventListener mOnVideoTouchListener = new VideoViewTouch.OnTouchEventListener() {

        @Override
        public boolean onClick() {

            if (mVideoView.isPlaying()) {
                mVideoView.pauseClearDelayed();
            } else {
                mVideoView.start();
            }
            return true;
        }

        @Override
        public void onVideoViewDown() {
        }

        @Override
        public void onVideoViewUp() {

        }
    };

    @Override
    public void onPrepared(MediaPlayer mp) {
        //獲取視頻的寬和高
        int videoWidth = mp.getVideoWidth();
        int videoHeight = mp.getVideoHeight();
        Log.e("yufs","視頻的寬:"+videoWidth+",視頻的高:"+videoHeight);
        //重新設(shè)置TextureView寬和高
        mVideoView.resize();
        //開始播放
        rl_loading.setVisibility(View.GONE);
        mVideoView.start();
    }

    @Override
    public void onStateChanged(boolean isPlaying) {

    }

    @Override
    public boolean onInfo(MediaPlayer mp, int what, int extra) {
        return false;
    }

    @Override
    public void onVideoSizeChanged(MediaPlayer mp, int width, int height) {

    }

    @Override
    public boolean onError(MediaPlayer mp, int what, int extra) {
        return false;
    }

    @Override
    public void onSeekComplete(MediaPlayer mp) {

    }

    @Override
    protected void onDestroy() {
        super.onDestroy();
    }
}

以上就是本文的全部內(nèi)容,希望對大家的學(xué)習(xí)有所幫助,也希望大家多多支持腳本之家。

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