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copied!<p>Create the <strong>RecorderPreview</strong> class which extends the <em>SurfaceView</em> and <strong>Implements</strong> the <em>SurfaceHolder.Callback</em> interface.</p> <pre><code>class RecorderPreview extends SurfaceView implements SurfaceHolder.Callback { //Create objects for MediaRecorder and SurfaceHolder. MediaRecorder recorder; SurfaceHolder holder; //Create constructor of Preview Class. In this, get an object of //surfaceHolder class by calling getHolder() method. After that add //callback to the surfaceHolder. The callback will inform when surface is //created/changed/destroyed. Also set surface not to have its own buffers. public Preview(Contect context,MediaRecorder temprecorder) { super(context); recorder=temprecorder; holder=getHolder(); holder.addCallback(this); holder.setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS); } // Implement the methods of SurfaceHolder.Callback interface // SurfaceCreated : This method gets called when surface is created. // In this, initialize all parameters of MediaRecorder object as explained // above. public void surfaceCreated(SurfaceHolder holder){ try{ recorder.setVideoSource(MediaRecorder.VideoSource.DEFAULT); recorder.setOutputFormat(MediaRecorder.OutputFormat.MPEG_4); recorder.setVideoEncoder(MediaRecorder.VideoEncoder.MPEG_4_SP); recorder.setOutputFile("/sdcard/recordvideooutput.3gpp"); recorder.setPreviewDisplay(mHolder.getSurface()); recorder.prepare(); } catch (Exception e) { String message = e.getMessage() } } </code></pre> <p>To allow recording video, add permission into the application's manifest file. </p> <pre><code> <uses-permission android:name="android.permission.RECORD_VIDEO"/> public void surfaceDestroyed(SurfaceHolder holder) { if(recorder!=null) { recorder.release(); recorder = null; } } //surfaceChanged : This method is called after the surface is created. public void surfaceChanged(SurfaceHolder holder, int format, int w, int h) { } } </code></pre> <p>Implement the onCreate method of video recording application.</p> <pre><code>//Create objects of MediaRecorder and Preview class private MediaRecorder recorder; private Preview preview; // In this method, create an object of MediaRecorder class. Create an object of // RecorderPreview class(Customized View). Add RecorderPreview class object // as content of UI. public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); requestWindowFeature(Window.FEATURE_NO_TITLE); recorder = new MediaRecorder(); preview = new RecorderPreview(this,recorder); setRequestedOrientation(ActivityInfo.SCREEN_ORIENTATION_PORTRAIT); setContentView(preview); } //Create option menu which can be used for starting and stopping video recording. // Also implement the onOptionsItemSelected to handle the events for option menu. public boolean onCreateOptionsMenu(Menu menu) { menu.add(0, 0, 0, "StartRecording"); menu.add(0, 1, 0, "StopRecording"); return super.onCreateOptionsMenu(menu); } public boolean onOptionsItemSelected(MenuItem item) { switch (item.getItemId()) { case 0: recorder.start(); break; case 1: recorder.stop(); break; } return super.onOptionsItemSelected(item); } </code></pre> <p>You can find original code here: </p> <p><a href="http://www.codeproject.com/Articles/107270/Recording-and-Playing-Video-on-Android" rel="nofollow">http://www.codeproject.com/Articles/107270/Recording-and-Playing-Video-on-Android</a></p>

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