Added support for automaticallyWaitsToMinimizeStalling property on iOS

CHANGELOG.md

@@ -1,5 +1,8 @@
 ## Changelog
 
+### next
+* Added support for automaticallyWaitsToMinimizeStalling property (iOS) [#1723](https://github.com/react-native-community/react-native-video/pull/1723)
+
 ### Version 5.0.2
 * Fix crash when RCTVideo's superclass doesn't observe the keyPath 'frame' (iOS) [#1720](https://github.com/react-native-community/react-native-video/pull/1720)
 

README.md

@@ -292,6 +292,7 @@ var styles = StyleSheet.create({
 ### Configurable props
 * [allowsExternalPlayback](#allowsexternalplayback)
 * [audioOnly](#audioonly)
+* [automaticallyWaitsToMinimizeStalling](#automaticallyWaitsToMinimizeStalling)
 * [bufferConfig](#bufferconfig)
 * [controls](#controls)
 * [filter](#filter)
@@ -370,6 +371,13 @@ For this to work, the poster prop must be set.
 
 Platforms: all
 
+#### automaticallyWaitsToMinimizeStalling
+A Boolean value that indicates whether the player should automatically delay playback in order to minimize stalling. For clients linked against iOS 10.0 and later
+* **false** - Immediately starts playback
+* **true (default)** - Delays playback in order to minimize stalling
+
+Platforms: iOS
+
 #### bufferConfig
 Adjust the buffer settings. This prop takes an object with one or more of the properties listed below.
 

Video.js

@@ -382,6 +382,7 @@ Video.propTypes = {
   poster: PropTypes.string,
   posterResizeMode: Image.propTypes.resizeMode,
   repeat: PropTypes.bool,
+  automaticallyWaitsToMinimizeStalling: PropTypes.bool,
   allowsExternalPlayback: PropTypes.bool,
   selectedAudioTrack: PropTypes.shape({
     type: PropTypes.string.isRequired,

ios/Video/RCTVideo.m

@@ -54,6 +54,7 @@ @implementation RCTVideo
   float _rate;
   float _maxBitRate;
 
+  BOOL _automaticallyWaitsToMinimizeStalling;
   BOOL _muted;
   BOOL _paused;
   BOOL _repeat;
@@ -87,7 +88,7 @@ - (instancetype)initWithEventDispatcher:(RCTEventDispatcher *)eventDispatcher
 {
   if ((self = [super init])) {
     _eventDispatcher = eventDispatcher;
-    
+	  _automaticallyWaitsToMinimizeStalling = YES;
     _playbackRateObserverRegistered = NO;
     _isExternalPlaybackActiveObserverRegistered = NO;
     _playbackStalled = NO;
@@ -376,6 +377,9 @@ - (void)setSrc:(NSDictionary *)source
       _isExternalPlaybackActiveObserverRegistered = YES;
 
       [self addPlayerTimeObserver];
+      if (@available(iOS 10.0, *)) {
+        [self setAutomaticallyWaitsToMinimizeStalling:_automaticallyWaitsToMinimizeStalling];
+      }
 
       //Perform on next run loop, otherwise onVideoLoadStart is nil
       if (self.onVideoLoadStart) {
@@ -864,7 +868,13 @@ - (void)setPaused:(BOOL)paused
     } else if([_ignoreSilentSwitch isEqualToString:@"obey"]) {
       [[AVAudioSession sharedInstance] setCategory:AVAudioSessionCategoryAmbient error:nil];
     }
-    [_player play];
+
+	if (@available(iOS 10.0, *) && !_automaticallyWaitsToMinimizeStalling) {
+		[_player playImmediatelyAtRate:1.0];
+	} else {
+		[_player play];
+		[_player setRate:_rate];
+	}
     [_player setRate:_rate];
   }
 
@@ -951,6 +961,12 @@ - (void)setMaxBitRate:(float) maxBitRate {
   _playerItem.preferredPeakBitRate = maxBitRate;
 }
 
+- (void)setAutomaticallyWaitsToMinimizeStalling:(BOOL)waits
+{
+	_automaticallyWaitsToMinimizeStalling = waits;
+	_player.automaticallyWaitsToMinimizeStalling = waits;
+}
+
 
 - (void)applyModifiers
 {

ios/Video/RCTVideoManager.m

@@ -22,6 +22,7 @@ - (dispatch_queue_t)methodQueue
 RCT_EXPORT_VIEW_PROPERTY(maxBitRate, float);
 RCT_EXPORT_VIEW_PROPERTY(resizeMode, NSString);
 RCT_EXPORT_VIEW_PROPERTY(repeat, BOOL);
+RCT_EXPORT_VIEW_PROPERTY(automaticallyWaitsToMinimizeStalling, BOOL);
 RCT_EXPORT_VIEW_PROPERTY(allowsExternalPlayback, BOOL);
 RCT_EXPORT_VIEW_PROPERTY(textTracks, NSArray);
 RCT_EXPORT_VIEW_PROPERTY(selectedTextTrack, NSDictionary);