diff --git a/app/build.gradle b/app/build.gradle
index de9f6386b9313d1d20fa841b366475fa357a6dcd..e395cbcd5be111f392bdc4841f8eee451de69c49 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -74,6 +74,7 @@ dependencies {
     annotationProcessor viewDependencies.apt_butterKnife
     implementation viewDependencies.butterKnife
     implementation androidDependencies.recyclerView
+    implementation androidDependencies.core
     implementation viewDependencies.DanmakuFlameMaster
     implementation viewDependencies.ndkbitmap_armv7a
     implementation viewDependencies.ndkbitmap_armv5
diff --git a/dependencies.gradle b/dependencies.gradle
index bcf647940cc92e5ab4fe91dbca489613074e0f26..cfd5951a442c2dafc1e63e0487a1dabbc917e781 100644
--- a/dependencies.gradle
+++ b/dependencies.gradle
@@ -35,7 +35,7 @@ ext {
 
     gsyVideoVersion = '8.1.1'
 
-    exo_player2 = '2.12.1'
+    exo_player2 = '2.13.2'
 
     permissionsdispatcher = '4.3.0'
 
@@ -47,7 +47,8 @@ ext {
             appcompat_v7: "androidx.appcompat:appcompat:${supportLibraryVersion}",
             support_v4  : "androidx.legacy:legacy-support-v4:${otherVersion}",
             design      : "com.google.android.material:material:${otherVersion}",
-            viewpager2      : "androidx.viewpager2:viewpager2:${otherVersion}",
+            viewpager2  : "androidx.viewpager2:viewpager2:${otherVersion}",
+            core        : "androidx.core:core:1.1.0",
     ]
 
     viewDependencies = [
diff --git a/gsyVideoPlayer-exo_player2/src/main/java/tv/danmaku/ijk/media/exo2/IjkExo2MediaPlayer.java b/gsyVideoPlayer-exo_player2/src/main/java/tv/danmaku/ijk/media/exo2/IjkExo2MediaPlayer.java
index 2ec2a6518a08757ba1086693dac871fd6d49dcf9..3ab843fb77b7aab6b201a1c6ca72cf6db20ead7f 100644
--- a/gsyVideoPlayer-exo_player2/src/main/java/tv/danmaku/ijk/media/exo2/IjkExo2MediaPlayer.java
+++ b/gsyVideoPlayer-exo_player2/src/main/java/tv/danmaku/ijk/media/exo2/IjkExo2MediaPlayer.java
@@ -684,11 +684,6 @@ public class IjkExo2MediaPlayer extends AbstractMediaPlayer implements Player.Ev
         audioSessionId = C.AUDIO_SESSION_ID_UNSET;
     }
 
-    @Override
-    public void onAudioSessionId(EventTime eventTime, int audioSessionId) {
-        this.audioSessionId = audioSessionId;
-    }
-
     @Override
     public void onAudioUnderrun(EventTime eventTime, int bufferSize, long bufferSizeMs, long elapsedSinceLastFeedMs) {
 
diff --git a/gsyVideoPlayer-exo_player2/src/main/java/tv/danmaku/ijk/media/exo2/demo/EventLogger.java b/gsyVideoPlayer-exo_player2/src/main/java/tv/danmaku/ijk/media/exo2/demo/EventLogger.java
index cac2e2e55f88acb0394de23e64896dfc50cae286..bfd1b096cdc32e68f8e659a1de5d784dd0a35599 100644
--- a/gsyVideoPlayer-exo_player2/src/main/java/tv/danmaku/ijk/media/exo2/demo/EventLogger.java
+++ b/gsyVideoPlayer-exo_player2/src/main/java/tv/danmaku/ijk/media/exo2/demo/EventLogger.java
@@ -128,7 +128,7 @@ public final class EventLogger implements Player.EventListener, MetadataOutput,
         }
         Log.d(TAG, "Tracks [");
         // Log tracks associated to renderers.
-        for (int rendererIndex = 0; rendererIndex < mappedTrackInfo.length; rendererIndex++) {
+        for (int rendererIndex = 0; rendererIndex < mappedTrackInfo.getRendererCount(); rendererIndex++) {
             TrackGroupArray rendererTrackGroups = mappedTrackInfo.getTrackGroups(rendererIndex);
             TrackSelection trackSelection = trackSelections.get(rendererIndex);
             if (rendererTrackGroups.length > 0) {
@@ -140,11 +140,11 @@ public final class EventLogger implements Player.EventListener, MetadataOutput,
                     Log.d(TAG, "    Group:" + groupIndex + ", adaptive_supported=" + adaptiveSupport + " [");
                     for (int trackIndex = 0; trackIndex < trackGroup.length; trackIndex++) {
                         String status = getTrackStatusString(trackSelection, trackGroup, trackIndex);
-                        String formatSupport = getFormatSupportString(
+                        /*String formatSupport = getFormatSupportString(
                                 mappedTrackInfo.getTrackFormatSupport(rendererIndex, groupIndex, trackIndex));
                         Log.d(TAG, "      " + status + " Track:" + trackIndex + ", "
                                 + Format.toLogString(trackGroup.getFormat(trackIndex))
-                                + ", supported=" + formatSupport);
+                                + ", supported=" + formatSupport);*/
                     }
                     Log.d(TAG, "    ]");
                 }
@@ -164,7 +164,7 @@ public final class EventLogger implements Player.EventListener, MetadataOutput,
             }
         }
         // Log tracks not associated with a renderer.
-        TrackGroupArray unassociatedTrackGroups = mappedTrackInfo.getUnassociatedTrackGroups();
+        TrackGroupArray unassociatedTrackGroups = mappedTrackInfo.getUnmappedTrackGroups();
         if (unassociatedTrackGroups.length > 0) {
             Log.d(TAG, "  Renderer:None [");
             for (int groupIndex = 0; groupIndex < unassociatedTrackGroups.length; groupIndex++) {
@@ -206,11 +206,6 @@ public final class EventLogger implements Player.EventListener, MetadataOutput,
         Log.d(TAG, "audioEnabled [" + getSessionTimeString() + "]");
     }
 
-    @Override
-    public void onAudioSessionId(int audioSessionId) {
-        Log.d(TAG, "audioSessionId [" + audioSessionId + "]");
-    }
-
     @Override
     public void onAudioDecoderInitialized(String decoderName, long elapsedRealtimeMs,
                                           long initializationDurationMs) {
diff --git a/gsyVideoPlayer/build.gradle b/gsyVideoPlayer/build.gradle
index 4aea890ec5bc217e16a0fc8ef1644f3dbe8551cd..989e81e1d7c5dab562ca8531b035145980388b24 100644
--- a/gsyVideoPlayer/build.gradle
+++ b/gsyVideoPlayer/build.gradle
@@ -36,7 +36,7 @@ dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
 //
 //    api project(':gsyVideoPlayer-java')
-//    api project(':gsyVideoPlayer-exo_player2')
+    api project(':gsyVideoPlayer-exo_player2')
 //    api project(':gsyVideoPlayer-armv5')
 //    api project(':gsyVideoPlayer-armv7a')
 //    api project(':gsyVideoPlayer-armv64')
@@ -49,7 +49,7 @@ dependencies {
     //api "com.shuyu:GSYVideoPlayer:$gsyVideoVersion"
 
     api "com.shuyu:gsyVideoPlayer-java:$gsyVideoVersion"
-    api "com.shuyu:GSYVideoPlayer-exo2:$gsyVideoVersion"
+    //api "com.shuyu:GSYVideoPlayer-exo2:$gsyVideoVersion"
     api "com.shuyu:gsyVideoPlayer-armv5:$gsyVideoVersion"
     api "com.shuyu:gsyVideoPlayer-armv7a:$gsyVideoVersion"
     api "com.shuyu:gsyVideoPlayer-arm64:$gsyVideoVersion"