Google vr sdk的使用

效果图

导入sdk前先修改相应参数

引入

依赖

VRPlayActivity

public class VrActivity extends Activity{
    @InjectView(R.id.video_view)
    VrVideoView videoView;
    @InjectView(R.id.seek_bar)
    SeekBar seekBar;
    private static final String STATE_PROGRESS_TIME = "progressTime";
    private static final String STATE_IS_PAUSED = "isPaused";
    private static final String STATE_VIDEO_DURATION = "videoDuration";
    private int loadVideoStatus = LOAD_VIDEO_STATUS_UNKNOWN;
    public static final int LOAD_VIDEO_STATUS_UNKNOWN = 0;
    public static final int LOAD_VIDEO_STATUS_SUCCESS = 1;
    public static final int LOAD_VIDEO_STATUS_ERROR = 2;
    private boolean isPaused = false;
    private VideoLoaderTask backgroundVideoLoaderTask;
    private VrVideoView.Options videoOptions = new VrVideoView.Options();
    private Uri fileUri;

    @Override
    protected void onCreate(BundlesavedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.vr_activity);
        ButterKnife.inject(this);
        seekBar.setOnSeekBarChangeListener(new SeekBarListener());
        videoView.setEventListener(new ActivityEventListener());
        loadVideoStatus = LOAD_VIDEO_STATUS_UNKNOWN;
        handleIntent(getIntent());
    }

    private class ActivityEventListener extendsVrVideoEventListener {

        @Override
        public void onLoadSuccess() {
            seekBar.setMax((int) videoView.getDuration());
        }

        @Override
        public void onClick() {
            togglePause();
        }

        @Override
        public void onNewFrame() {
            seekBar.setProgress((int) videoView.getCurrentPosition());
        }

    }

    @Override
    public void onRestoreInstanceState(BundlesavedInstanceState) {
        super.onRestoreInstanceState(savedInstanceState);

        long progressTime = savedInstanceState.getLong(STATE_PROGRESS_TIME);
        videoView.seekTo(progressTime);
        seekBar.setMax((int) savedInstanceState.getLong(STATE_VIDEO_DURATION));
        seekBar.setProgress((int) progressTime);

        isPaused = savedInstanceState.getBoolean(STATE_IS_PAUSED);
        if (isPaused) {
            videoView.pauseVideo();
        }
    }

    private class SeekBarListener implementsSeekBar.OnSeekBarChangeListener {
        @Override
        public void onProgressChanged(SeekBarseekBar, int progress, boolean fromUser){
            if (fromUser){
                videoView.seekTo(progress);
            } // elsethis was from the ActivityEventHandler.onNewFrame()'s seekBar.setProgressupdate.
        }

        @Override
        public void onStartTrackingTouch(SeekBarseekBar) {
        }

        @Override
        public void onStopTrackingTouch(SeekBarseekBar) {
        }
    }

    private void handleIntent(Intent intent){
        if (Intent.ACTION_VIEW.equals(intent.getAction())) {

            fileUri =intent.getData();
            if (fileUri== null) {
                Log.w("TAG", "Nodata uri specified. Use \"-d /path/filename\".");
            } else{
                Log.i("TAG", "Usingfile " + fileUri.toString());
            }

            videoOptions.inputFormat = intent.getIntExtra("inputFormat", VrVideoView.Options.FORMAT_DEFAULT);
            videoOptions.inputType = intent.getIntExtra("inputType", VrVideoView.Options.TYPE_MONO);
        } else{
            Log.i("TAG", "Intentis not ACTION_VIEW. Using the default video.");
            fileUri = null;
        }
        if (backgroundVideoLoaderTask != null) {
            // Cancel any task from a previous intent sent to thisactivity.
            backgroundVideoLoaderTask.cancel(true);
        }
        backgroundVideoLoaderTask = new VideoLoaderTask();
        backgroundVideoLoaderTask.execute(Pair.create(fileUri, videoOptions));
    }

    @Override
    protected void onPause() {
        super.onPause();
        videoView.pauseRendering();
        isPaused = true;
    }

    @Override
    protected void onResume() {
        super.onResume();
        videoView.resumeRendering();
    }

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

    private void togglePause() {
        if (isPaused) {
            videoView.playVideo();
        } else{
            videoView.pauseVideo();
        }
        isPaused = !isPaused;
    }

    class VideoLoaderTaskextends AsyncTask, VrVideoView.Options>, Void, Boolean> {
        @Override
        protected BooleandoInBackground(Pair, VrVideoView.Options>...fileInformation) {

            // No intent was specified, so we default to playing thelocal stereo-over-under video.
            final VrVideoView.Optionsoptions = new VrVideoView.Options();
            /**设置视频的播放焦点*/
            options.inputType =VrVideoView.Options.TYPE_MONO;
            Intent intent = getIntent();
            final String uri = intent.getStringExtra("uri");
            Log.i("TAG", uri + "uri");
            if (uri != null) {
                runOnUiThread(new Runnable() {
                    @Override
                    public void run() {
                        try {
                            videoView.loadVideo(Uri.parse(uri), options);
                        } catch (IOException e) {
                           e.printStackTrace();
                        }
                    }
                });

//                   videoView.loadVideoFromAsset("congo.mp4", options);
            }


            return true;
        }
    }

 xml布局

xml version="1.0" encoding="utf-8"?>
xmlns:android="http://schemas.android.com/apk/res/android"
    android:orientation="vertical" android:layout_width="match_parent"
    android:layout_height="match_parent">
            android:id="@+id/video_view"
        android:layout_width="match_parent"
        android:layout_height="250dip"/>

   
            android:id="@+id/seek_bar"
        style="?android:attr/progressBarStyleHorizontal"
        android:layout_height="32dp"
        android:layout_width="match_parent"
        />