Youtube like video track selection

Video.js

@@ -106,6 +106,12 @@ export default class Video extends Component {
     }
   };
 
+  _onBandwidthUpdate = (event) => {
+    if (this.props.onBandwidthUpdate) {
+      this.props.onBandwidthUpdate(event.nativeEvent);
+    }
+  };  
+
   _onSeek = (event) => {
     if (this.state.showPoster && !this.props.audioOnly) {
       this.setState({showPoster: false});
@@ -247,6 +253,7 @@ export default class Video extends Component {
       onVideoSeek: this._onSeek,
       onVideoEnd: this._onEnd,
       onVideoBuffer: this._onBuffer,
+      onVideoBandwidthUpdate: this._onBandwidthUpdate,
       onTimedMetadata: this._onTimedMetadata,
       onVideoAudioBecomingNoisy: this._onAudioBecomingNoisy,
       onVideoExternalPlaybackChange: this._onExternalPlaybackChange,
@@ -313,6 +320,7 @@ Video.propTypes = {
   onVideoBuffer: PropTypes.func,
   onVideoError: PropTypes.func,
   onVideoProgress: PropTypes.func,
+  onVideoBandwidthUpdate: PropTypes.func,
   onVideoSeek: PropTypes.func,
   onVideoEnd: PropTypes.func,
   onTimedMetadata: PropTypes.func,
@@ -344,6 +352,13 @@ Video.propTypes = {
       PropTypes.number
     ])
   }),
+  selectedVideoTrack: PropTypes.shape({
+    type: PropTypes.string.isRequired,
+    value: PropTypes.oneOfType([
+      PropTypes.string,
+      PropTypes.number
+    ])
+  }),  
   selectedTextTrack: PropTypes.shape({
     type: PropTypes.string.isRequired,
     value: PropTypes.oneOfType([
@@ -377,6 +392,7 @@ Video.propTypes = {
   playInBackground: PropTypes.bool,
   playWhenInactive: PropTypes.bool,
   ignoreSilentSwitch: PropTypes.oneOf(['ignore', 'obey']),
+  reportBandwidth: PropTypes.bool,
   disableFocus: PropTypes.bool,
   controls: PropTypes.bool,
   audioOnly: PropTypes.bool,
@@ -391,6 +407,7 @@ Video.propTypes = {
   onBuffer: PropTypes.func,
   onError: PropTypes.func,
   onProgress: PropTypes.func,
+  onBandwidthUpdate: PropTypes.func,
   onSeek: PropTypes.func,
   onEnd: PropTypes.func,
   onFullscreenPlayerWillPresent: PropTypes.func,

android-exoplayer/build.gradle

@@ -21,6 +21,12 @@ dependencies {
     implementation('com.google.android.exoplayer:exoplayer:2.9.3') {
         exclude group: 'com.android.support'
     }
+    implementation project(':exoplayer-library-core')
+    implementation project(':exoplayer-library-dash')
+    implementation project(':exoplayer-library-ui')
+    implementation project(':exoplayer-library-smoothstreaming')
+    implementation project(':exoplayer-library-hls')
+    implementation project(':exoplayer-extension-okhttp')
 
     // All support libs must use the same version
     implementation "com.android.support:support-annotations:${safeExtGet('supportLibVersion', '+')}"

android-exoplayer/src/main/java/com/brentvatne/exoplayer/ReactExoplayerView.java

@@ -46,6 +46,7 @@
 import com.google.android.exoplayer2.source.MergingMediaSource;
 import com.google.android.exoplayer2.source.SingleSampleMediaSource;
 import com.google.android.exoplayer2.source.TrackGroupArray;
+import com.google.android.exoplayer2.source.TrackGroup;
 import com.google.android.exoplayer2.source.dash.DashMediaSource;
 import com.google.android.exoplayer2.source.dash.DefaultDashChunkSource;
 import com.google.android.exoplayer2.source.hls.HlsMediaSource;
@@ -59,6 +60,7 @@
 import com.google.android.exoplayer2.trackselection.TrackSelectionArray;
 import com.google.android.exoplayer2.upstream.DataSource;
 import com.google.android.exoplayer2.upstream.DefaultAllocator;
+import com.google.android.exoplayer2.upstream.BandwidthMeter;
 import com.google.android.exoplayer2.upstream.DefaultBandwidthMeter;
 import com.google.android.exoplayer2.util.MimeTypes;
 import com.google.android.exoplayer2.util.Util;
@@ -76,6 +78,7 @@
 class ReactExoplayerView extends FrameLayout implements
         LifecycleEventListener,
         ExoPlayer.EventListener,
+        BandwidthMeter.EventListener,
         BecomingNoisyListener,
         AudioManager.OnAudioFocusChangeListener,
         MetadataRenderer.Output {
@@ -85,14 +88,15 @@ class ReactExoplayerView extends FrameLayout implements
     private static final DefaultBandwidthMeter BANDWIDTH_METER = new DefaultBandwidthMeter();
     private static final CookieManager DEFAULT_COOKIE_MANAGER;
     private static final int SHOW_PROGRESS = 1;
+    private static final int REPORT_BANDWIDTH = 1;
 
     static {
         DEFAULT_COOKIE_MANAGER = new CookieManager();
         DEFAULT_COOKIE_MANAGER.setCookiePolicy(CookiePolicy.ACCEPT_ORIGINAL_SERVER);
     }
 
     private final VideoEventEmitter eventEmitter;
-
+    
     private Handler mainHandler;
     private ExoPlayerView exoPlayerView;
 
@@ -124,6 +128,8 @@ class ReactExoplayerView extends FrameLayout implements
     private boolean repeat;
     private String audioTrackType;
     private Dynamic audioTrackValue;
+    private String videoTrackType;
+    private Dynamic videoTrackValue;    
     private ReadableArray audioTracks;
     private String textTrackType;
     private Dynamic textTrackValue;
@@ -132,6 +138,7 @@ class ReactExoplayerView extends FrameLayout implements
     private float mProgressUpdateInterval = 250.0f;
     private boolean playInBackground = false;
     private Map<String, String> requestHeaders;
+    private boolean mReportBandwidth = false;
     // \ End props
 
     // React
@@ -162,8 +169,11 @@ public void handleMessage(Message msg) {
     public ReactExoplayerView(ThemedReactContext context) {
         super(context);
         this.themedReactContext = context;
-        createViews();
+
         this.eventEmitter = new VideoEventEmitter(context);
+
+        createViews();
+
         audioManager = (AudioManager) context.getSystemService(Context.AUDIO_SERVICE);
         themedReactContext.addLifecycleEventListener(this);
         audioBecomingNoisyReceiver = new AudioBecomingNoisyReceiver(themedReactContext);
@@ -238,9 +248,15 @@ public void cleanUpResources() {
         stopPlayback();
     }
 
+    //BandwidthMeter.EventListener implementation
+    @Override
+    public void onBandwidthSample(int elapsedMs, long bytes, long bitrate) {
+        if (mReportBandwidth) {
+            eventEmitter.bandwidthReport(bitrate);
+        }
+    }
 
     // Internal methods
-
     private void initializePlayer() {
         if (player == null) {
             TrackSelection.Factory videoTrackSelectionFactory = new AdaptiveTrackSelection.Factory(BANDWIDTH_METER);
@@ -255,6 +271,7 @@ private void initializePlayer() {
             player.setMetadataOutput(this);
             exoPlayerView.setPlayer(player);
             audioBecomingNoisyReceiver.setListener(this);
+            BANDWIDTH_METER.addEventListener(new Handler(), this);
             setPlayWhenReady(!isPaused);
             playerNeedsSource = true;
 
@@ -345,6 +362,7 @@ private void releasePlayer() {
         progressHandler.removeMessages(SHOW_PROGRESS);
         themedReactContext.removeLifecycleEventListener(this);
         audioBecomingNoisyReceiver.removeListener();
+        BANDWIDTH_METER.removeEventListener(this);
     }
 
     private boolean requestAudioFocus() {
@@ -520,12 +538,13 @@ private void videoLoaded() {
         if (loadVideoStarted) {
             loadVideoStarted = false;
             setSelectedAudioTrack(audioTrackType, audioTrackValue);
+            setSelectedVideoTrack(videoTrackType, videoTrackValue);
             setSelectedTextTrack(textTrackType, textTrackValue);
             Format videoFormat = player.getVideoFormat();
             int width = videoFormat != null ? videoFormat.width : 0;
             int height = videoFormat != null ? videoFormat.height : 0;
             eventEmitter.load(player.getDuration(), player.getCurrentPosition(), width, height,
-                    getAudioTrackInfo(), getTextTrackInfo());
+                    getAudioTrackInfo(), getTextTrackInfo(), getVideoTrackInfo());
         }
     }
 
@@ -546,10 +565,39 @@ private WritableArray getAudioTrackInfo() {
             audioTrack.putString("title", format.id != null ? format.id : "");
             audioTrack.putString("type", format.sampleMimeType);
             audioTrack.putString("language", format.language != null ? format.language : "");
+            audioTrack.putString("bitrate", format.bitrate == Format.NO_VALUE ? ""
+                                    : String.format(Locale.US, "%.2fMbps", format.bitrate / 1000000f));
             audioTracks.pushMap(audioTrack);
         }
         return audioTracks;
     }
+    private WritableArray getVideoTrackInfo() {
+        WritableArray videoTracks = Arguments.createArray();
+
+        MappingTrackSelector.MappedTrackInfo info = trackSelector.getCurrentMappedTrackInfo();
+        int index = getTrackRendererIndex(C.TRACK_TYPE_VIDEO);
+        if (info == null || index == C.INDEX_UNSET) {
+            return videoTracks;
+        }
+
+        TrackGroupArray groups = info.getTrackGroups(index);
+        for (int i = 0; i < groups.length; ++i) {
+            TrackGroup group = groups.get(i);
+
+            for (int trackIndex = 0; trackIndex < group.length; trackIndex++) {
+                Format format = group.getFormat(trackIndex);
+                WritableMap videoTrack = Arguments.createMap();
+                videoTrack.putInt("width", format.width == Format.NO_VALUE ? 0 : format.width);
+                videoTrack.putInt("height",format.height == Format.NO_VALUE ? 0 : format.height);
+                videoTrack.putInt("bitrate", format.bitrate == Format.NO_VALUE ? 0 : format.bitrate);
+                videoTrack.putString("codecs", format.codecs != null ? format.codecs : "");
+                videoTrack.putString("trackId",
+                        format.id == null ? String.valueOf(trackIndex) : format.id);
+                videoTracks.pushMap(videoTrack);
+            }
+        }
+        return videoTracks;
+    }
 
     private WritableArray getTextTrackInfo() {
         WritableArray textTracks = Arguments.createArray();
@@ -726,6 +774,10 @@ public void setProgressUpdateInterval(final float progressUpdateInterval) {
         mProgressUpdateInterval = progressUpdateInterval;
     }
 
+    public void setReportBandwidth(boolean reportBandwidth) {
+        mReportBandwidth = reportBandwidth;
+    }   
+
     public void setRawSrc(final Uri uri, final String extension) {
         if (uri != null) {
             boolean isOriginalSourceNull = srcUri == null;
@@ -777,7 +829,8 @@ public void setSelectedTrack(int trackType, String type, Dynamic value) {
         }
 
         TrackGroupArray groups = info.getTrackGroups(rendererIndex);
-        int trackIndex = C.INDEX_UNSET;
+        int groupIndex = C.INDEX_UNSET;
+        int[] tracks = {0} ;
 
         if (TextUtils.isEmpty(type)) {
             type = "default";
@@ -795,36 +848,54 @@ public void setSelectedTrack(int trackType, String type, Dynamic value) {
             for (int i = 0; i < groups.length; ++i) {
                 Format format = groups.get(i).getFormat(0);
                 if (format.language != null && format.language.equals(value.asString())) {
-                    trackIndex = i;
+                    groupIndex = i;
                     break;
                 }
             }
         } else if (type.equals("title")) {
             for (int i = 0; i < groups.length; ++i) {
                 Format format = groups.get(i).getFormat(0);
                 if (format.id != null && format.id.equals(value.asString())) {
-                    trackIndex = i;
+                    groupIndex = i;
                     break;
                 }
             }
         } else if (type.equals("index")) {
             if (value.asInt() < groups.length) {
-                trackIndex = value.asInt();
+                groupIndex = value.asInt();
             }
-        } else { // default
-            if (rendererIndex == C.TRACK_TYPE_TEXT && Util.SDK_INT > 18 && groups.length > 0) {
-                // Use system settings if possible
-                CaptioningManager captioningManager
-                        = (CaptioningManager)themedReactContext.getSystemService(Context.CAPTIONING_SERVICE);
-                if (captioningManager != null && captioningManager.isEnabled()) {
-                    trackIndex = getTrackIndexForDefaultLocale(groups);
+        } else if (type.equals("resolution")) {
+            int height = value.asInt();
+            for (int i = 0; i < groups.length; ++i) { // Search for the exact height
+                TrackGroup group = groups.get(i);
+                for (int j = 0; j < group.length; j++) {
+                    Format format = group.getFormat(j);
+                    if (format.height == value.asInt()) {
+                        groupIndex = i;
+                        tracks[0] = j;
+                        break;
+                    }
                 }
-            } else if (rendererIndex == C.TRACK_TYPE_AUDIO) {
-                trackIndex = getTrackIndexForDefaultLocale(groups);
             }
+        } else if (rendererIndex == C.TRACK_TYPE_TEXT && Util.SDK_INT > 18) { // Text default
+            // Use system settings if possible
+            CaptioningManager captioningManager
+                    = (CaptioningManager)themedReactContext.getSystemService(Context.CAPTIONING_SERVICE);
+            if (captioningManager != null && captioningManager.isEnabled()) {
+                groupIndex = getGroupIndexForDefaultLocale(groups);
+            }
+        } else if (rendererIndex == C.TRACK_TYPE_AUDIO) { // Audio default
+            groupIndex = getGroupIndexForDefaultLocale(groups);
         }
 
-        if (trackIndex == C.INDEX_UNSET) {
+        if (groupIndex == C.INDEX_UNSET && trackType == C.TRACK_TYPE_VIDEO) { // Video auto
+            TrackGroup group = groups.get(0);
+            tracks = new int[group.length];
+            groupIndex = 0;
+            for (int j = 0; j < group.length; j++) {
+                tracks[j] = j;
+            }
+        } else if (groupIndex == C.INDEX_UNSET) {
             trackSelector.setParameters(disableParameters);
             return;
         }
@@ -833,28 +904,34 @@ public void setSelectedTrack(int trackType, String type, Dynamic value) {
                 .buildUpon()
                 .setRendererDisabled(rendererIndex, false)
                 .setSelectionOverride(rendererIndex, groups,
-                        new DefaultTrackSelector.SelectionOverride(trackIndex, 0))
+                        new DefaultTrackSelector.SelectionOverride(groupIndex, tracks))
                 .build();
         trackSelector.setParameters(selectionParameters);
     }
 
-    private int getTrackIndexForDefaultLocale(TrackGroupArray groups) {
-        if (groups.length == 0) { // Avoid a crash if we try to select a non-existant group
+    private int getGroupIndexForDefaultLocale(TrackGroupArray groups) {
+        if (groups.length == 0){
             return C.INDEX_UNSET;
         }
 
-        int trackIndex = 0; // default if no match
+        int groupIndex = 0; // default if no match
         String locale2 = Locale.getDefault().getLanguage(); // 2 letter code
         String locale3 = Locale.getDefault().getISO3Language(); // 3 letter code
         for (int i = 0; i < groups.length; ++i) {
             Format format = groups.get(i).getFormat(0);
             String language = format.language;
             if (language != null && (language.equals(locale2) || language.equals(locale3))) {
-                trackIndex = i;
+                groupIndex = i;
                 break;
             }
         }
-        return trackIndex;
+        return groupIndex;
+    }
+
+    public void setSelectedVideoTrack(String type, Dynamic value) {
+        videoTrackType = type;
+        videoTrackValue = value;
+        setSelectedTrack(C.TRACK_TYPE_VIDEO, videoTrackType, videoTrackValue);
     }
 
     public void setSelectedAudioTrack(String type, Dynamic value) {