diff --git a/app/src/main/java/com/example/gsyvideoplayer/exo/GSYExo2MediaPlayer.java b/app/src/main/java/com/example/gsyvideoplayer/exo/GSYExo2MediaPlayer.java
index 0d21d0a6d..14ec24a55 100644
--- a/app/src/main/java/com/example/gsyvideoplayer/exo/GSYExo2MediaPlayer.java
+++ b/app/src/main/java/com/example/gsyvideoplayer/exo/GSYExo2MediaPlayer.java
@@ -87,7 +87,6 @@ public void setDataSource(List<String> uris, Map<String, String> headers, int in
     }
 
 
-
     /**
      * 上一集
      */
@@ -173,7 +172,7 @@ public void next() {
         int nextWindowIndex = mInternalPlayer.getNextWindowIndex();
         if (nextWindowIndex != C.INDEX_UNSET) {
             mInternalPlayer.seekTo(nextWindowIndex, C.TIME_UNSET);
-        } else if (timeline.getWindow(windowIndex, window, false).isDynamic) {
+        } else if (timeline.getWindow(windowIndex, window).isDynamic) {
             mInternalPlayer.seekTo(windowIndex, C.TIME_UNSET);
         }
     }
diff --git a/app/src/main/java/com/example/gsyvideoplayer/exosubtitle/GSYExoSubTitlePlayer.java b/app/src/main/java/com/example/gsyvideoplayer/exosubtitle/GSYExoSubTitlePlayer.java
index dbd37943c..1c22041b7 100644
--- a/app/src/main/java/com/example/gsyvideoplayer/exosubtitle/GSYExoSubTitlePlayer.java
+++ b/app/src/main/java/com/example/gsyvideoplayer/exosubtitle/GSYExoSubTitlePlayer.java
@@ -9,6 +9,7 @@
 import com.google.android.exoplayer2.DefaultLoadControl;
 import com.google.android.exoplayer2.DefaultRenderersFactory;
 import com.google.android.exoplayer2.Format;
+import com.google.android.exoplayer2.MediaItem;
 import com.google.android.exoplayer2.SimpleExoPlayer;
 import com.google.android.exoplayer2.source.MediaSource;
 import com.google.android.exoplayer2.source.MergingMediaSource;
@@ -25,6 +26,8 @@
 import tv.danmaku.ijk.media.exo2.IjkExo2MediaPlayer;
 import tv.danmaku.ijk.media.exo2.demo.EventLogger;
 
+import static com.google.android.exoplayer2.util.Assertions.checkNotNull;
+
 public class GSYExoSubTitlePlayer extends IjkExo2MediaPlayer {
 
     private String mSubTitile;
@@ -88,7 +91,13 @@ public void run() {
 
     public MediaSource getTextSource(Uri subTitle) {
         //todo C.SELECTION_FLAG_AUTOSELECT language MimeTypes
-        Format textFormat = Format.createTextSampleFormat(null, MimeTypes.APPLICATION_SUBRIP, C.SELECTION_FLAG_FORCED, "en");
+        Format textFormat = new Format.Builder()
+                .setSampleMimeType(MimeTypes.APPLICATION_SUBRIP)
+                .setSelectionFlags(C.SELECTION_FLAG_FORCED)
+                .setLanguage("en").build();
+
+        MediaItem.Subtitle subtitle = new MediaItem.Subtitle(
+                subTitle, checkNotNull(textFormat.sampleMimeType), textFormat.language, textFormat.selectionFlags);
 
         DefaultHttpDataSourceFactory factory = new DefaultHttpDataSourceFactory(Util.getUserAgent(mAppContext,
                 "GSYExoSubTitlePlayer"), new DefaultBandwidthMeter.Builder(mAppContext).build(),
@@ -97,7 +106,7 @@ public MediaSource getTextSource(Uri subTitle) {
 
         MediaSource textMediaSource = new SingleSampleMediaSource.Factory(new DefaultDataSourceFactory(mAppContext, null,
                 factory))
-                .createMediaSource(subTitle, textFormat, C.TIME_UNSET);
+                .createMediaSource(subtitle, C.TIME_UNSET);
         return textMediaSource;
 
     }
@@ -120,13 +129,13 @@ public void setTextOutput(TextOutput textOutput) {
     }
 
     public void addTextOutputPlaying(TextOutput textOutput) {
-        if(mInternalPlayer != null) {
+        if (mInternalPlayer != null) {
             mInternalPlayer.addTextOutput(textOutput);
         }
     }
 
     public void removeTextOutput(TextOutput textOutput) {
-        if(mInternalPlayer != null) {
+        if (mInternalPlayer != null) {
             mInternalPlayer.removeTextOutput(textOutput);
         }
     }