Android TV: This is not the idiot box you are looking for

Do you wonder what Android TV is and how could you make the most out of it? Take a look at the features it has to offer and how to build a great user experience with Android TV. Talk given at Droidcon Madrid 2015.

Transcript

1. Android TV
   This is not the idiot box you are looking for
   

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2. +DavidGonzalezMalmstein
   malmstein
   David González
   Technical Product Owner at Novoda
   @dggonzalez
   +DavidGonzalezMalmstein
   malmstein
   Android TV
   

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4. “Designers are also nice people*”
   Sebastiano Poggi
   Android Developer @Novoda
   This is not the idiot box you are looking for
   *allegedly
   Dave Clements
   Head of Design @Novoda
   

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5. The 10 foot experience
   http://rantfarm.com/wp-content/uploads/2011/01/football.jpg
   

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6. This is not a big tablet
   http://www.oneextraordinarymarriage.com/wp-content/uploads/2013/02/Couple-watching-tv.jpg
   

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7. What is Android TV?
   Smarter way
   of using your
   TV
   

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8. Android TV Devices
   ADT-1, Nexus
   Player, Sony
   Bravia, LG,
   Panasonic
   

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9. Adapting for Android TV
   Distinguish
   between
   phone, tablet
   and television
   

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10. Manifest.xml
    

    android:name="com.example.android.TvActivity"

    android:label="@string/app_name"

    android:theme="@style/Theme.Leanback">

    

    

    

    "android.intent.category.LEANBACK_LAUNCHER" />
    

    

    

    

    
    

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11. Theming
    <br/>
<br/><item name=“android:colorPrimary">@color/search_opaque</item><br/>
<br/><item name="android:windowEnterTransition">@android:transition/fade</item>
<br/><item name=“android:windowExitTransition">@android:transition/fade</item><br/>
<br/>
    

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12. There is no touchable screen
    The remote
    control travels
    with you
    

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13. There is no touchable screen
    android:name="android.software.leanback"

    android:required="false" />
    android:name="android.hardware.touchscreen"

    android:required="false" />
    

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14. There is no touchable screen
    android:focusable="true"

    android:focusableInTouchMode="true"

    android:nextFocusDown="@+id/view1"

    android:nextFocusUp="@+id/view2" />
    

    KeyEvent.KEYCODE_DPAD_CENTER;

    KeyEvent.KEYCODE_DPAD_LEFT;

    KeyEvent.KEYCODE_DPAD_RIGHT;

    KeyEvent.KEYCODE_DPAD_DOWN;

    KeyEvent.KEYCODE_DPAD_UP ;

    

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15. There is no touchable screen
    android:focusable="true"

    android:focusableInTouchMode="true"

    android:nextFocusDown="@+id/view1"

    android:nextFocusUp="@+id/view2" />
    

    KeyEvent.KEYCODE_DPAD_CENTER;

    KeyEvent.KEYCODE_DPAD_LEFT;

    KeyEvent.KEYCODE_DPAD_RIGHT;

    KeyEvent.KEYCODE_DPAD_DOWN;

    KeyEvent.KEYCODE_DPAD_UP ;

    

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16. Check for a TV Device
    public static final String TAG = "DeviceTypeRuntimeCheck";

    

    UiModeManager uiModeManager =
    (UiModeManager) getSystemService(UI_MODE_SERVICE);

    if (uiModeManager.getCurrentModeType() ==
    Configuration.UI_MODE_TYPE_TELEVISION) {
    

    Log.d(TAG, "Running on a TV Device")

    } else {

    Log.d(TAG, "Running on a non-TV Device")

    }
    

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17. Leanback library
    http://images.blastro.com/images/artist_images/full/full_ciara_artist_photo10.jpg
    

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18. Gradle dependencies
    dependencies {

    compile 'com.android.support:recyclerview-v7:22.0.0'

    compile 'com.android.support:leanback-v17:22.0.0'

    compile 'com.android.support:appcompat-v7:22.0.0'

    }
    

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19. Leanback Library - BrowseFragment
    

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20. Customising the BrowseFragment
    public class MainFragment extends BrowseFragment
    setBadgeDrawable(getDrawable(R.drawable.videos_by_google_banner));

    setTitle(getString(R.string.browse_title));
    

    setHeadersState(HEADERS_ENABLED);

    setHeadersTransitionOnBackEnabled(true);
    

    setBrandColor(getResources().getColor(R.color.fastlane_background));

    setSearchAffordanceColor(getResources().getColor(R.color.search_opaque));

    

    

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21. Presenting data
    setHeaderPresenterSelector(new PresenterSelector() {

    @Override

    public Presenter getPresenter(Object o) {

    return new IconHeaderItemPresenter();

    }

    });
    public class IconHeaderItemPresenter extends Presenter {
    @Override

    public ViewHolder onCreateViewHolder(ViewGroup viewGroup) {

    return new ViewHolder(inflater.inflate(R.layout.icon_header_item, null));

    }
    @Override

    public void onBindViewHolder(ViewHolder viewHolder, Object o) {

    View rootView = viewHolder.view;

    }
    }
    

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22. Presenting data
    setHeaderPresenterSelector(new PresenterSelector() {

    @Override

    public Presenter getPresenter(Object o) {

    return new IconHeaderItemPresenter();

    }

    });
    public class IconHeaderItemPresenter extends Presenter {
    @Override

    public ViewHolder onCreateViewHolder(ViewGroup viewGroup) {

    return new ViewHolder(inflater.inflate(R.layout.icon_header_item, null));

    }
    @Override

    public void onBindViewHolder(ViewHolder viewHolder, Object o) {

    View rootView = viewHolder.view;

    }
    }
    

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23. Presenting data
    mRowsAdapter = new ArrayObjectAdapter(new ListRowPresenter());

    CardPresenter cardPresenter = new CardPresenter();
    for (Map.Entry> entry : data.entrySet()) {

    ArrayObjectAdapter listRowAdapter = new ArrayObjectAdapter(cardPresenter);

    List list = entry.getValue();

    

    for (int j = 0; j < list.size(); j++) {

    listRowAdapter.add(list.get(j));

    }

    HeaderItem header = new HeaderItem(i, entry.getKey());

    i++;

    mRowsAdapter.add(new ListRow(header, listRowAdapter));

    }
    setAdapter(mRowsAdapter);
    

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24. Presenting data
    mRowsAdapter = new ArrayObjectAdapter(new ListRowPresenter());

    CardPresenter cardPresenter = new CardPresenter();
    for (Map.Entry> entry : data.entrySet()) {

    ArrayObjectAdapter listRowAdapter = new ArrayObjectAdapter(cardPresenter);

    List list = entry.getValue();

    

    for (int j = 0; j < list.size(); j++) {

    listRowAdapter.add(list.get(j));

    }

    HeaderItem header = new HeaderItem(i, entry.getKey());

    i++;

    mRowsAdapter.add(new ListRow(header, listRowAdapter));

    }
    setAdapter(mRowsAdapter);
    

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25. Presenting data
    mRowsAdapter = new ArrayObjectAdapter(new ListRowPresenter());

    CardPresenter cardPresenter = new CardPresenter();
    for (Map.Entry> entry : data.entrySet()) {

    ArrayObjectAdapter listRowAdapter = new ArrayObjectAdapter(cardPresenter);

    List list = entry.getValue();

    

    for (int j = 0; j < list.size(); j++) {

    listRowAdapter.add(list.get(j));

    }

    HeaderItem header = new HeaderItem(i, entry.getKey());

    i++;

    mRowsAdapter.add(new ListRow(header, listRowAdapter));

    }
    setAdapter(mRowsAdapter);
    

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26. Leanback Library - Event listeners
    

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27. Setup event listeners
    setOnSearchClickedListener(new View.OnClickListener() {

    

    @Override

    public void onClick(View view) {

    Intent intent = new Intent(getActivity(), SearchActivity.class);

    startActivity(intent);

    }

    });

    

    setOnItemViewClickedListener(new ItemViewClickedListener());

    setOnItemViewSelectedListener(new ItemViewSelectedListener());
    

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28. Setup event listeners
    setOnSearchClickedListener(new View.OnClickListener() {

    

    @Override

    public void onClick(View view) {

    Intent intent = new Intent(getActivity(), SearchActivity.class);

    startActivity(intent);

    }

    });

    

    setOnItemViewClickedListener(new ItemViewClickedListener());

    setOnItemViewSelectedListener(new ItemViewSelectedListener());
    

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29. Setup event listeners
    private final class ViewSelectedListener
    implements OnItemViewSelectedListener {

    @Override

    public void onItemSelected(Presenter.ViewHolder itemViewHolder, Object
    item, RowPresenter.ViewHolder rowViewHolder, Row row) {

    

    mBackgroundURI = ((Movie) item).getBackgroundImageURI();

    startBackgroundTimer(); 

    }

    }
    

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30. Leanback Library - Background Manager
    

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31. Setting a background image
    private void prepareBackgroundManager() {

    mBackgroundManager = BackgroundManager.getInstance(getActivity());

    mBackgroundManager.attach(getActivity().getWindow());

    }
    Glide.with(getActivity())

    .load(uri)

    .centerCrop()

    .error(mDefaultBackground)

    .into(new SimpleTarget(width, height) {

    @Override

    public void onResourceReady(GlideDrawable resource, GlideAnimation
    super GlideDrawable> glideAnimation) {

    mBackgroundManager.setDrawable(resource);

    }

    });
    

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32. Setting a background image
    private void prepareBackgroundManager() {

    mBackgroundManager = BackgroundManager.getInstance(getActivity());

    mBackgroundManager.attach(getActivity().getWindow());

    }
    Glide.with(getActivity())

    .load(uri)

    .centerCrop()

    .error(mDefaultBackground)

    .into(new SimpleTarget(width, height) {

    @Override

    public void onResourceReady(GlideDrawable resource, GlideAnimation
    super GlideDrawable> glideAnimation) {

    mBackgroundManager.setDrawable(resource);

    }

    });
    

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33. Leanback Library - Playback Controls
    

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34. Presenting details
    /*

    * LeanbackDetailsFragment extends DetailsFragment, a Wrapper fragment for
    leanback details screens.

    * It shows a detailed view of video and its meta plus related videos.

    */

    public class MovieDetailsFragment extends
    android.support.v17.leanback.app.DetailsFragment {
    

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35. Presenting details
    private void setupAdapter() {

    mPresenterSelector = new ClassPresenterSelector();

    mAdapter = new ArrayObjectAdapter(mPresenterSelector);

    setAdapter(mAdapter);

    }
    private void setupDetailsOverviewRowPresenter() {
    DetailsOverviewRowPresenter detailsPresenter =

    new DetailsOverviewRowPresenter(
    new DetailsDescriptionPresenter());

    detailsPresenter.setBackgroundColor(R.color.selected_background);

    detailsPresenter.setStyleLarge(true);
    mPresenterSelector.addClassPresenter(DetailsOverviewRow.class,
    detailsPresenter);
    }
    

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36. Presenting details
    private void setupAdapter() {

    mPresenterSelector = new ClassPresenterSelector();

    mAdapter = new ArrayObjectAdapter(mPresenterSelector);

    setAdapter(mAdapter);

    }
    private void setupDetailsOverviewRowPresenter() {
    DetailsOverviewRowPresenter detailsPresenter =

    new DetailsOverviewRowPresenter(
    new DetailsDescriptionPresenter());

    detailsPresenter.setBackgroundColor(R.color.selected_background);

    detailsPresenter.setStyleLarge(true);
    mPresenterSelector.addClassPresenter(DetailsOverviewRow.class,
    detailsPresenter);
    }
    

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37. Presenting details
    

    public class DetailsDescriptionPresenter extends
    AbstractDetailsDescriptionPresenter {

    

    @Override

    protected void onBindDescription(ViewHolder viewHolder, Object item) {

    Movie movie = (Movie) item;

    

    if (movie != null) {

    viewHolder.getTitle().setText(movie.getTitle());

    viewHolder.getSubtitle().setText(movie.getStudio());

    viewHolder.getBody().setText(movie.getDescription());

    }

    }

    }
    

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38. Adding actions
    private void setupDetailsOverviewRow() {

    final DetailsOverviewRow row = new DetailsOverviewRow(mSelectedMovie);

    row.addAction(new Action(ACTION_WATCH_TRAILER, 

    getResources().getString(

    R.string.watch_trailer_1), 

    getResources().getString(R.string.watch_trailer_2)));
    

    row.addAction(new Action(ACTION_RENT, 

    getResources().getString(R.string.rent_1),

    getResources().getString(R.string.rent_2)));
    

    row.addAction(new Action(ACTION_BUY, 

    getResources().getString(R.string.buy_1),

    getResources().getString(R.string.buy_2)));
    

    mAdapter.add(row);

    }
    

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39. Adding actions
    private void setupDetailsOverviewRow() {

    final DetailsOverviewRow row = new DetailsOverviewRow(mSelectedMovie);

    row.addAction(new Action(ACTION_WATCH_TRAILER, 

    getResources().getString(

    R.string.watch_trailer_1), 

    getResources().getString(R.string.watch_trailer_2)));
    

    row.addAction(new Action(ACTION_RENT, 

    getResources().getString(R.string.rent_1),

    getResources().getString(R.string.rent_2)));
    

    row.addAction(new Action(ACTION_BUY, 

    getResources().getString(R.string.buy_1),

    getResources().getString(R.string.buy_2)));
    

    mAdapter.add(row);

    }
    

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40. Adding actions
    private void setupDetailsOverviewRow() {

    final DetailsOverviewRow row = new DetailsOverviewRow(mSelectedMovie);

    row.addAction(new Action(ACTION_WATCH_TRAILER, 

    getResources().getString(

    R.string.watch_trailer_1), 

    getResources().getString(R.string.watch_trailer_2)));
    

    row.addAction(new Action(ACTION_RENT, 

    getResources().getString(R.string.rent_1),

    getResources().getString(R.string.rent_2)));
    

    row.addAction(new Action(ACTION_BUY, 

    getResources().getString(R.string.buy_1),

    getResources().getString(R.string.buy_2)));
    

    mAdapter.add(row);

    }
    

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41. Leanback Library - Play Overlay
    

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42. Add a PlaybackOverlayFragment
    android:layout_width="match_parent"

    android:layout_height="match_parent" >

    

    android:layout_width="match_parent"

    android:layout_height="match_parent">

    

    

    android:id="@+id/playback_controls_fragment"

    android:name="ui.PlaybackOverlayFragment"

    android:layout_width="match_parent"

    android:layout_height="match_parent" />

    

    
    

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43. Playing a video in the background
    /*

    * Class for video playback with media control

    */

    public class PlayFragment extends
    android.support.v17.leanback.app.PlaybackOverlayFragment
    

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44. Playing a video in the background
    PlaybackControlsRowPresenter playbackControlsRowPresenter;

    playbackControlsRowPresenter = new PlaybackControlsRowPresenter(

    new DescriptionPresenter());
    ps.addClassPresenter(PlaybackControlsRow.class, playbackControlsRowPresenter);
    mRowsAdapter = new ArrayObjectAdapter(ps);
    setAdapter(mRowsAdapter);
    static class DescriptionPresenter extends AbstractDetailsDescriptionPresenter {

    @Override

    protected void onBindDescription(ViewHolder viewHolder, Object item) {

    viewHolder.getTitle().setText(((Movie) item).getTitle());

    viewHolder.getSubtitle().setText(((Movie) item).getStudio());

    }

    }

    

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45. Playing a video in the background
    PlaybackControlsRowPresenter playbackControlsRowPresenter;

    playbackControlsRowPresenter = new PlaybackControlsRowPresenter(

    new DescriptionPresenter());
    ps.addClassPresenter(PlaybackControlsRow.class, playbackControlsRowPresenter);
    mRowsAdapter = new ArrayObjectAdapter(ps);
    setAdapter(mRowsAdapter);
    static class DescriptionPresenter extends AbstractDetailsDescriptionPresenter {

    @Override

    protected void onBindDescription(ViewHolder viewHolder, Object item) {

    viewHolder.getTitle().setText(((Movie) item).getTitle());

    viewHolder.getSubtitle().setText(((Movie) item).getStudio());

    }

    }

    

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46. Playback Controls
    private void addPlaybackControlsRow() {
    ControlButtonPresenterSelector presenterSelector = new
    ControlButtonPresenterSelector();

    mPrimaryActionsAdapter = new ArrayObjectAdapter(presenterSelector);

    mSecondaryActionsAdapter = new ArrayObjectAdapter(presenterSelector);
    

    mPlaybackControlsRow.setPrimaryActionsAdapter(mPrimaryActionsAdapter);

    mPlaybackControlsRow.setSecondaryActionsAdapter(mSecondaryActionsAdapter);
    mPlayPauseAction = new PlayPauseAction(sContext);

    mRepeatAction = new RepeatAction(sContext);
    mPrimaryActionsAdapter.add(mPlayPauseAction);
    mSecondaryActionsAdapter.add(mRepeatAction);
    }
    

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47. Playback Controls
    private void addPlaybackControlsRow() {
    ControlButtonPresenterSelector presenterSelector = new
    ControlButtonPresenterSelector();

    mPrimaryActionsAdapter = new ArrayObjectAdapter(presenterSelector);

    mSecondaryActionsAdapter = new ArrayObjectAdapter(presenterSelector);
    

    mPlaybackControlsRow.setPrimaryActionsAdapter(mPrimaryActionsAdapter);

    mPlaybackControlsRow.setSecondaryActionsAdapter(mSecondaryActionsAdapter);
    mPlayPauseAction = new PlayPauseAction(sContext);

    mRepeatAction = new RepeatAction(sContext);
    mPrimaryActionsAdapter.add(mPlayPauseAction);
    mSecondaryActionsAdapter.add(mRepeatAction);
    }
    

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48. Request behind playback
    @Override

    public void onPause() {

    super.onPause();

    requestVisibleBehind(true);

    }
    @Override

    public void onVisibleBehindCanceled() {

    super.onVisibleBehindCanceled();

    stopPlayback();

    }
    @Override

    protected void onStop() {

    super.onStop();

    mSession.release();

    }
    

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49. Android TV
    How to build a rich experience
    

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50. Recommendations
    

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51. Add Service to the Manifest
    android:name=“.recommendations.notifications.UpdateRecommendationsService"

    android:enabled="true" />

    

    android:name=“.recommendations.scheduler.RecommendationsBootupService"

    android:enabled="true"

    android:exported="false">

    

    

    

    
    

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52. Create the notification
    Bundle extras = new Bundle();

    extras.putString(Notification.EXTRA_BACKGROUND_IMAGE_URI, imageUri);

    NotificationCompat.Builder builder = new NotificationCompat.Builder(context)

    .setContentTitle(title)

    .setContentText(description)

    .setPriority(PRIORITY)

    .setLocalOnly(true)

    .setOngoing(true)

    .setColor(CARD_TEXT_BACKGROUND_COLOR_RESOURCE)

    .setCategory(Notification.CATEGORY_RECOMMENDATION)

    .setLargeIcon(filmPoster)

    .setSmallIcon(CARD_SMALL_APPLICATION_LOGO)

    .setContentIntent(intent)

    .setExtras(extras);

    

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53. And trigger it
    

    Notification notification = new
    NotificationCompat.BigPictureStyle(builder).build();

    

    NotificationManager notificationManager = (NotificationManager)
    context.getSystemService(Context.NOTIFICATION_SERVICE);

    notificationManager.notify(notificationUniqueId, notification);
    

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54. Now Playing Card
    

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55. Setup the Media Session
    mSession = new MediaSession (this, "MyApp");

    mSession.setCallback(new MediaSessionCallback());

    mSession.setFlags(MediaSession.FLAG_HANDLES_MEDIA_BUTTONS |

    MediaSession.FLAG_HANDLES_TRANSPORT_CONTROLS);
    if (!mSession.isActive()) {

    mSession.setActive(true);

    }
    

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56. Use the Media Session
    private void updatePlaybackState() {

    long position = PlaybackState.PLAYBACK_POSITION_UNKNOWN;

    position = mMediaPlayer.getCurrentPosition();

    

    PlaybackState.Builder stateBuilder = new PlaybackState.Builder()

    .setActions(getAvailableActions());

    stateBuilder.setState(mState, position, 1.0f);

    mSession.setPlaybackState(stateBuilder.build());

    }
    

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57. Use the Media Session
    private void updateMetadata(MediaData myData) {

    MediaMetadata.Builder metadataBuilder = new MediaMetadata.Builder();

    metadataBuilder.putString(MediaMetadata.METADATA_KEY_DISPLAY_TITLE,

    myData.displayTitle);

    metadataBuilder.putString(MediaMetadata.METADATA_KEY_DISPLAY_SUBTITLE,

    myData.displaySubtitle);

    metadataBuilder.putString(MediaMetadata.METADATA_KEY_DISPLAY_ICON_URI,

    myData.artUri);

    mSession.setMetadata(metadataBuilder.build());

    }
    

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58. Global search
    

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59. Because everybody loves Content Providers
    android:name=".search.FilmSearchContentProvider"

    android:authorities="com.mubi.search"

    android:exported="true">

    android:pathPrefix="/search_suggest_query"

    android:readPermission="android.permission.GLOBAL_SEARCH" />

    
    

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60. Because everybody loves Content Providers
    private static UriMatcher buildUriMatcher() {

    UriMatcher matcher = new UriMatcher(UriMatcher.NO_MATCH);

    matcher.addURI(AUTHORITY, SearchManager.SUGGEST_URI_PATH_QUERY,
    SEARCH_SUGGEST);

    matcher.addURI(AUTHORITY, SearchManager.SUGGEST_URI_PATH_QUERY + "/*",
    SEARCH_SUGGEST);

    return matcher;

    }
    @Override

    public Cursor query(Uri uri, String[] projection, String selection, String[]
    selectionArgs, String sortOrder) {

    switch (URI_MATCHER.match(uri)) {

    case SEARCH_SUGGEST:

    return getSuggestions(selectionArgs[0]);

    default:

    throw new IllegalArgumentException("Unknown Uri: " + uri);

    }

    }
    

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61. Because everybody loves Content Providers
    private static UriMatcher buildUriMatcher() {

    UriMatcher matcher = new UriMatcher(UriMatcher.NO_MATCH);

    matcher.addURI(AUTHORITY, SearchManager.SUGGEST_URI_PATH_QUERY,
    SEARCH_SUGGEST);

    matcher.addURI(AUTHORITY, SearchManager.SUGGEST_URI_PATH_QUERY + "/*",
    SEARCH_SUGGEST);

    return matcher;

    }
    @Override

    public Cursor query(Uri uri, String[] projection, String selection, String[]
    selectionArgs, String sortOrder) {

    switch (URI_MATCHER.match(uri)) {

    case SEARCH_SUGGEST:

    return getSuggestions(selectionArgs[0]);

    default:

    throw new IllegalArgumentException("Unknown Uri: " + uri);

    }

    }
    

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62. Provide Cursor with your own search results
    private void addFilmToCursor(Film film, MatrixCursor matrixCursor) {

    matrixCursor.addRow(

    new Object[]{

    film.getId().toString(),

    film.getTitle(),

    getDirectorsLabel(film),

    VIDEO_MP4,

    film.getYear(),

    TimeUnit.MINUTES.toMillis(film.getDuration()),

    film.getPosterUrl(),

    film.getId().toString(),

    MubiIntentAction.SEARCH.getAction()

    }

    );

    }
    

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63. Not everything has to look the same
    

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64. ExoPlayer minSDK > 16
    youtube.com/watch?v=6VjF638VObA
    

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65. ExoPlayer
    android:id="@+id/root"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    android:keepScreenOn="true">

    

    android:id="@+id/surface_view"

    android:layout_width="match_parent"

    android:layout_height="match_parent"/>

    

    android:id="@+id/playback_controls_fragment"
    android:name="fastlane.PlaybackOverlayFragment"

    android:layout_width="match_parent"

    android:layout_height="match_parent" />

    

    
    

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66. Prepare ExoPlayer
    private void preparePlayer() {
    

    SampleSource sampleSource =

    new FrameworkSampleSource(this,
    Uri.parse(mVideo.getContentUrl()),
    null,
    RENDERER_COUNT);

    

    MediaCodecVideoTrackRenderer videoRenderer = new
    MediaCodecVideoTrackRenderer(sampleSource,
    MediaCodec.VIDEO_SCALING_MODE_SCALE_TO_FIT);
    

    TrackRenderer audioRenderer = new
    MediaCodecAudioTrackRenderer(sampleSource);

    

    }
    

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67. Prepare ExoPlayer
    private void preparePlayer() {
    

    SampleSource sampleSource =

    new FrameworkSampleSource(this,
    Uri.parse(mVideo.getContentUrl()),
    null,
    RENDERER_COUNT);

    

    MediaCodecVideoTrackRenderer videoRenderer = new
    MediaCodecVideoTrackRenderer(sampleSource,
    MediaCodec.VIDEO_SCALING_MODE_SCALE_TO_FIT);
    

    TrackRenderer audioRenderer = new
    MediaCodecAudioTrackRenderer(sampleSource);

    

    }
    

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68. Prepare ExoPlayer
    private void preparePlayer() {
    

    SampleSource sampleSource =

    new FrameworkSampleSource(this,
    Uri.parse(mVideo.getContentUrl()),
    null,
    RENDERER_COUNT);

    

    MediaCodecVideoTrackRenderer videoRenderer = new
    MediaCodecVideoTrackRenderer(sampleSource,
    MediaCodec.VIDEO_SCALING_MODE_SCALE_TO_FIT);
    

    TrackRenderer audioRenderer = new
    MediaCodecAudioTrackRenderer(sampleSource);

    

    }
    

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69. Setup the player and start
    player = ExoPlayer.Factory.newInstance(RENDERER_COUNT, 1000, 5000);

    player.addListener(this);

    player.prepare(videoRenderer, audioRenderer);
    Surface surface = surfaceView.getHolder().getSurface();

    player.sendMessage(videoRenderer,
    MediaCodecVideoTrackRenderer.MSG_SET_SURFACE, surface);
    playerControl = new PlayerControl(player);

    playerControl.start();
    

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70. Setup the player and start
    player = ExoPlayer.Factory.newInstance(RENDERER_COUNT, 1000, 5000);

    player.addListener(this);

    player.prepare(videoRenderer, audioRenderer);
    Surface surface = surfaceView.getHolder().getSurface();

    player.sendMessage(videoRenderer,
    MediaCodecVideoTrackRenderer.MSG_SET_SURFACE, surface);
    playerControl = new PlayerControl(player);

    playerControl.start();
    

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71. Setup the player and start
    player = ExoPlayer.Factory.newInstance(RENDERER_COUNT, 1000, 5000);

    player.addListener(this);

    player.prepare(videoRenderer, audioRenderer);
    Surface surface = surfaceView.getHolder().getSurface();

    player.sendMessage(videoRenderer,
    MediaCodecVideoTrackRenderer.MSG_SET_SURFACE, surface);
    playerControl = new PlayerControl(player);

    playerControl.start();
    

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72. Android TV
    ExoPlayer on Github
    github.com/google/ExoPlayer
    What’s next?
    Android TV Samples
    github.com/googlesamples/androidtv-Leanback
    

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73. “Thank You!
    @dggonzalez
    +DavidGonzalezMalmstein
    malmstein
    Any questions?
    for putting up with all the blue”
    

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