diff --git a/library/core/src/main/java/com/google/android/exoplayer2/ExoPlayerImpl.java b/library/core/src/main/java/com/google/android/exoplayer2/ExoPlayerImpl.java
index 243da73f15..69f2c20349 100644
--- a/library/core/src/main/java/com/google/android/exoplayer2/ExoPlayerImpl.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/ExoPlayerImpl.java
@@ -382,6 +382,7 @@ import java.util.concurrent.TimeoutException;
   @Override
   @Deprecated
   public AudioComponent getAudioComponent() {
+    verifyApplicationThread();
     return this;
   }
 
@@ -389,6 +390,7 @@ import java.util.concurrent.TimeoutException;
   @Override
   @Deprecated
   public VideoComponent getVideoComponent() {
+    verifyApplicationThread();
     return this;
   }
 
@@ -396,6 +398,7 @@ import java.util.concurrent.TimeoutException;
   @Override
   @Deprecated
   public TextComponent getTextComponent() {
+    verifyApplicationThread();
     return this;
   }
 
@@ -403,6 +406,7 @@ import java.util.concurrent.TimeoutException;
   @Override
   @Deprecated
   public DeviceComponent getDeviceComponent() {
+    verifyApplicationThread();
     return this;
   }
 
@@ -476,6 +480,7 @@ import java.util.concurrent.TimeoutException;
   @Override
   @Deprecated
   public void retry() {
+    verifyApplicationThread();
     prepare();
   }
 
@@ -906,6 +911,7 @@ import java.util.concurrent.TimeoutException;
 
   @Override
   public void stop() {
+    verifyApplicationThread();
     stop(/* reset= */ false);
   }
 
@@ -1189,6 +1195,7 @@ import java.util.concurrent.TimeoutException;
 
   @Override
   public @C.VideoScalingMode int getVideoScalingMode() {
+    verifyApplicationThread();
     return videoScalingMode;
   }
 
@@ -1206,11 +1213,13 @@ import java.util.concurrent.TimeoutException;
 
   @Override
   public @C.VideoChangeFrameRateStrategy int getVideoChangeFrameRateStrategy() {
+    verifyApplicationThread();
     return videoChangeFrameRateStrategy;
   }
 
   @Override
   public VideoSize getVideoSize() {
+    verifyApplicationThread();
     return videoSize;
   }
 
@@ -1357,6 +1366,7 @@ import java.util.concurrent.TimeoutException;
 
   @Override
   public AudioAttributes getAudioAttributes() {
+    verifyApplicationThread();
     return audioAttributes;
   }
 
@@ -1387,6 +1397,7 @@ import java.util.concurrent.TimeoutException;
 
   @Override
   public int getAudioSessionId() {
+    verifyApplicationThread();
     return audioSessionId;
   }
 
@@ -1398,6 +1409,7 @@ import java.util.concurrent.TimeoutException;
 
   @Override
   public void clearAuxEffectInfo() {
+    verifyApplicationThread();
     setAuxEffectInfo(new AuxEffectInfo(AuxEffectInfo.NO_AUX_EFFECT_ID, /* sendLevel= */ 0f));
   }
 
@@ -1416,11 +1428,13 @@ import java.util.concurrent.TimeoutException;
 
   @Override
   public float getVolume() {
+    verifyApplicationThread();
     return volume;
   }
 
   @Override
   public boolean getSkipSilenceEnabled() {
+    verifyApplicationThread();
     return skipSilenceEnabled;
   }
 
@@ -1439,6 +1453,7 @@ import java.util.concurrent.TimeoutException;
 
   @Override
   public AnalyticsCollector getAnalyticsCollector() {
+    verifyApplicationThread();
     return analyticsCollector;
   }
 
@@ -1485,24 +1500,28 @@ import java.util.concurrent.TimeoutException;
   @Override
   @Nullable
   public Format getVideoFormat() {
+    verifyApplicationThread();
     return videoFormat;
   }
 
   @Override
   @Nullable
   public Format getAudioFormat() {
+    verifyApplicationThread();
     return audioFormat;
   }
 
   @Override
   @Nullable
   public DecoderCounters getVideoDecoderCounters() {
+    verifyApplicationThread();
     return videoDecoderCounters;
   }
 
   @Override
   @Nullable
   public DecoderCounters getAudioDecoderCounters() {
+    verifyApplicationThread();
     return audioDecoderCounters;
   }
 
@@ -1572,6 +1591,7 @@ import java.util.concurrent.TimeoutException;
 
   @Override
   public void setHandleWakeLock(boolean handleWakeLock) {
+    verifyApplicationThread();
     setWakeMode(handleWakeLock ? C.WAKE_MODE_LOCAL : C.WAKE_MODE_NONE);
   }