Feature Implementation: Recovery from transient internet failures

CHANGELOG.md

@@ -6,6 +6,7 @@
 * Fix text not appearing in release builds of Android apps [#1373](https://github.com/react-native-community/react-native-video/pull/1373)
 * Update to ExoPlayer 2.9.3 [#1406](https://github.com/react-native-community/react-native-video/pull/1406)
 * Add video track selection & onBandwidthUpdate [#1199](https://github.com/react-native-community/react-native-video/pull/1199)
+* Recovery from transient internet failures and props to configure the custom retry count [#1448](https://github.com/react-native-community/react-native-video/pull/1448)
 
 ### Version 4.2.0
 * Don't initialize filters on iOS unless a filter is set. This was causing a startup performance regression [#1360](https://github.com/react-native-community/react-native-video/pull/1360)

README.md

@@ -269,6 +269,7 @@ var styles = StyleSheet.create({
 * [id](#id)
 * [ignoreSilentSwitch](#ignoresilentswitch)
 * [maxBitRate](#maxbitrate)
+* [minLoadRetryCount](#minLoadRetryCount)
 * [muted](#muted)
 * [paused](#paused)
 * [playInBackground](#playinbackground)
@@ -475,6 +476,18 @@ maxBitRate={2000000} // 2 megabits
 
 Platforms: Android ExoPlayer, iOS
 
+#### minLoadRetryCount
+Sets the minimum number of times to retry loading data before failing and reporting an error to the application. Useful to recover from transient internet failures.
+
+Default: 3. Retry 3 times.
+
+Example:
+```
+minLoadRetryCount={5} // retry 5 times
+```
+
+Platforms: Android ExoPlayer
+
 #### muted
 Controls whether the audio is muted
 * **false (default)** - Don't mute audio

Video.js

@@ -339,6 +339,7 @@ Video.propTypes = {
     // Opaque type returned by require('./video.mp4')
     PropTypes.number
   ]),
+  minLoadRetryCount: PropTypes.number,
   maxBitRate: PropTypes.number,
   resizeMode: PropTypes.string,
   poster: PropTypes.string,

android-exoplayer/build.gradle

@@ -32,4 +32,4 @@ dependencies {
     }
     implementation 'com.squareup.okhttp3:okhttp:3.12.1'
 
-}
+}

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

@@ -114,6 +114,7 @@ class ReactExoplayerView extends FrameLayout implements
     private boolean isBuffering;
     private float rate = 1f;
     private float audioVolume = 1f;
+    private int minLoadRetryCount = 3;
     private int maxBitRate = 0;
     private long seekTime = C.TIME_UNSET;
 
@@ -310,12 +311,17 @@ private MediaSource buildMediaSource(Uri uri, String overrideExtension) {
         switch (type) {
             case C.TYPE_SS:
                 return new SsMediaSource(uri, buildDataSourceFactory(false),
-                        new DefaultSsChunkSource.Factory(mediaDataSourceFactory), mainHandler, null);
+                        new DefaultSsChunkSource.Factory(mediaDataSourceFactory), 
+                        minLoadRetryCount, SsMediaSource.DEFAULT_LIVE_PRESENTATION_DELAY_MS, 
+                        mainHandler, null);
             case C.TYPE_DASH:
                 return new DashMediaSource(uri, buildDataSourceFactory(false),
-                        new DefaultDashChunkSource.Factory(mediaDataSourceFactory), mainHandler, null);
+                        new DefaultDashChunkSource.Factory(mediaDataSourceFactory), 
+                        minLoadRetryCount, DashMediaSource.DEFAULT_LIVE_PRESENTATION_DELAY_MS,
+                        mainHandler, null);
             case C.TYPE_HLS:
-                return new HlsMediaSource(uri, mediaDataSourceFactory, mainHandler, null);
+                return new HlsMediaSource(uri, mediaDataSourceFactory, 
+                        minLoadRetryCount, mainHandler, null);
             case C.TYPE_OTHER:
                 return new ExtractorMediaSource(uri, mediaDataSourceFactory, new DefaultExtractorsFactory(),
                         mainHandler, null);
@@ -870,7 +876,7 @@ public void setSelectedTrack(int trackType, String type, Dynamic value) {
                 TrackGroup group = groups.get(i);
                 for (int j = 0; j < group.length; j++) {
                     Format format = group.getFormat(j);
-                    if (format.height == value.asInt()) {
+                    if (format.height == height) {
                         groupIndex = i;
                         tracks[0] = j;
                         break;
@@ -998,6 +1004,11 @@ public void setMaxBitRateModifier(int newMaxBitRate) {
         }
     }
 
+    public void setMinLoadRetryCountModifier(int newMinLoadRetryCount) {
+        minLoadRetryCount = newMinLoadRetryCount;
+        releasePlayer();
+        initializePlayer();
+    }
 
     public void setPlayInBackground(boolean playInBackground) {
         this.playInBackground = playInBackground;

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

@@ -48,6 +48,7 @@ public class ReactExoplayerViewManager extends ViewGroupManager<ReactExoplayerVi
     private static final String PROP_REPORT_BANDWIDTH = "reportBandwidth";
     private static final String PROP_SEEK = "seek";
     private static final String PROP_RATE = "rate";
+    private static final String PROP_MIN_LOAD_RETRY_COUNT = "minLoadRetryCount";
     private static final String PROP_MAXIMUM_BIT_RATE = "maxBitRate";
     private static final String PROP_PLAY_IN_BACKGROUND = "playInBackground";
     private static final String PROP_DISABLE_FOCUS = "disableFocus";
@@ -230,6 +231,11 @@ public void setMaxBitRate(final ReactExoplayerView videoView, final int maxBitRa
         videoView.setMaxBitRateModifier(maxBitRate);
     }
 
+    @ReactProp(name = PROP_MIN_LOAD_RETRY_COUNT)
+    public void minLoadRetryCount(final ReactExoplayerView videoView, final int minLoadRetryCount) {
+        videoView.setMinLoadRetryCountModifier(minLoadRetryCount);
+    }
+
     @ReactProp(name = PROP_PLAY_IN_BACKGROUND, defaultBoolean = false)
     public void setPlayInBackground(final ReactExoplayerView videoView, final boolean playInBackground) {
         videoView.setPlayInBackground(playInBackground);