Merge branch 'master' into master

Video.js

@@ -1,7 +1,8 @@
 import React, {Component} from 'react';
 import PropTypes from 'prop-types';
-import {StyleSheet, requireNativeComponent, NativeModules, View, ViewPropTypes, Image} from 'react-native';
+import {StyleSheet, requireNativeComponent, NativeModules, View, ViewPropTypes, Image, Platform} from 'react-native';
 import resolveAssetSource from 'react-native/Libraries/Image/resolveAssetSource';
+import TextTrackType from './TextTrackType';
 import VideoResizeMode from './VideoResizeMode.js';
 
 const styles = StyleSheet.create({
@@ -10,6 +11,8 @@ const styles = StyleSheet.create({
   },
 });
 
+export { TextTrackType };
+
 export default class Video extends Component {
 
   constructor(props) {
@@ -47,8 +50,17 @@ export default class Video extends Component {
     return strObj;
   }
 
-  seek = (time) => {
-    this.setNativeProps({ seek: time });
+  seek = (time, tolerance = 100) => {
+    if (Platform.OS === 'ios') {
+      this.setNativeProps({
+        seek: {
+          time,
+          tolerance
+        }
+      });
+    } else {
+      this.setNativeProps({ seek: time });
+    }
   };
 
   presentFullscreenPlayer = () => {
@@ -88,7 +100,7 @@ export default class Video extends Component {
   };
 
   _onSeek = (event) => {
-    if (this.state.showPoster) {
+    if (this.state.showPoster && !this.props.audioOnly) {
       this.setState({showPoster: false});
     }
 
@@ -152,7 +164,7 @@ export default class Video extends Component {
   };
 
   _onPlaybackRateChange = (event) => {
-    if (this.state.showPoster && (event.nativeEvent.playbackRate !== 0)) {
+    if (this.state.showPoster && event.nativeEvent.playbackRate !== 0 && !this.props.audioOnly) {
       this.setState({showPoster: false});
     }
 
@@ -271,7 +283,10 @@ export default class Video extends Component {
 Video.propTypes = {
   /* Native only */
   src: PropTypes.object,
-  seek: PropTypes.number,
+  seek: PropTypes.oneOfType([
+    PropTypes.number,
+    PropTypes.object
+  ]),
   fullscreen: PropTypes.bool,
   onVideoLoadStart: PropTypes.func,
   onVideoLoad: PropTypes.func,
@@ -298,6 +313,7 @@ Video.propTypes = {
   poster: PropTypes.string,
   posterResizeMode: Image.propTypes.resizeMode,
   repeat: PropTypes.bool,
+  allowsExternalPlayback: PropTypes.bool,
   selectedTextTrack: PropTypes.shape({
     type: PropTypes.string.isRequired,
     value: PropTypes.oneOfType([
@@ -305,6 +321,18 @@ Video.propTypes = {
       PropTypes.number
     ])
   }),
+  textTracks: PropTypes.arrayOf(
+    PropTypes.shape({
+      title: PropTypes.string,
+      uri: PropTypes.string.isRequired,
+      type: PropTypes.oneOf([
+        TextTrackType.SRT,
+        TextTrackType.TTML,
+        TextTrackType.VTT,
+      ]),
+      language: PropTypes.string.isRequired
+    })
+  ),
   paused: PropTypes.bool,
   muted: PropTypes.bool,
   volume: PropTypes.number,
@@ -315,6 +343,7 @@ Video.propTypes = {
   ignoreSilentSwitch: PropTypes.oneOf(['ignore', 'obey']),
   disableFocus: PropTypes.bool,
   controls: PropTypes.bool,
+  audioOnly: PropTypes.bool,
   currentTime: PropTypes.number,
   progressUpdateInterval: PropTypes.number,
   useTextureView: PropTypes.bool,