diff --git a/libraries/effect/src/main/java/androidx/media3/effect/DefaultVideoFrameProcessor.java b/libraries/effect/src/main/java/androidx/media3/effect/DefaultVideoFrameProcessor.java
index ccf63f375b..cc648536bc 100644
--- a/libraries/effect/src/main/java/androidx/media3/effect/DefaultVideoFrameProcessor.java
+++ b/libraries/effect/src/main/java/androidx/media3/effect/DefaultVideoFrameProcessor.java
@@ -520,6 +520,7 @@ public final class DefaultVideoFrameProcessor implements VideoFrameProcessor {
 
   private volatile @MonotonicNonNull FrameInfo nextInputFrameInfo;
   private volatile boolean inputStreamEnded;
+  private volatile boolean released;
 
   private DefaultVideoFrameProcessor(
       Context context,
@@ -613,7 +614,7 @@ public final class DefaultVideoFrameProcessor implements VideoFrameProcessor {
   @Override
   public boolean queueInputBitmap(Bitmap inputBitmap, TimestampIterator timestampIterator) {
     checkState(!inputStreamEnded);
-    if (!inputStreamRegisteredCondition.isOpen()) {
+    if (!inputStreamRegisteredCondition.isOpen() || released) {
       return false;
     }
     if (ColorInfo.isTransferHdr(outputColorInfo)) {
@@ -633,7 +634,7 @@ public final class DefaultVideoFrameProcessor implements VideoFrameProcessor {
   @Override
   public boolean queueInputTexture(int textureId, long presentationTimeUs) {
     checkState(!inputStreamEnded);
-    if (!inputStreamRegisteredCondition.isOpen()) {
+    if (!inputStreamRegisteredCondition.isOpen() || released) {
       return false;
     }
 
@@ -714,6 +715,9 @@ public final class DefaultVideoFrameProcessor implements VideoFrameProcessor {
   @Override
   public void registerInputStream(
       @InputType int inputType, Format format, List<Effect> effects, long offsetToAddUs) {
+    if (released) {
+      return;
+    }
     // This method is only called after all samples in the current input stream are registered or
     // queued.
     DebugTraceUtil.logEvent(
@@ -760,7 +764,7 @@ public final class DefaultVideoFrameProcessor implements VideoFrameProcessor {
     checkState(!inputStreamEnded);
     checkStateNotNull(
         nextInputFrameInfo, "registerInputStream must be called before registering input frames");
-    if (!inputStreamRegisteredCondition.isOpen()) {
+    if (!inputStreamRegisteredCondition.isOpen() || released) {
       return false;
     }
     inputSwitcher.activeTextureManager().registerInputFrame(nextInputFrameInfo);
@@ -808,6 +812,9 @@ public final class DefaultVideoFrameProcessor implements VideoFrameProcessor {
     DebugTraceUtil.logEvent(COMPONENT_VFP, EVENT_RECEIVE_END_OF_ALL_INPUT, C.TIME_END_OF_SOURCE);
     checkState(!inputStreamEnded);
     inputStreamEnded = true;
+    if (released) {
+      return;
+    }
     inputSwitcher.signalEndOfCurrentInputStream();
   }
 
@@ -849,6 +856,7 @@ public final class DefaultVideoFrameProcessor implements VideoFrameProcessor {
 
   @Override
   public void release() {
+    released = true;
     try {
       videoFrameProcessingTaskExecutor.release(/* releaseTask= */ this::releaseGlObjects);
     } catch (InterruptedException e) {
diff --git a/libraries/effect/src/main/java/androidx/media3/effect/MultipleInputVideoGraph.java b/libraries/effect/src/main/java/androidx/media3/effect/MultipleInputVideoGraph.java
index 30f01c11b3..5dcc61d110 100644
--- a/libraries/effect/src/main/java/androidx/media3/effect/MultipleInputVideoGraph.java
+++ b/libraries/effect/src/main/java/androidx/media3/effect/MultipleInputVideoGraph.java
@@ -406,7 +406,6 @@ public final class MultipleInputVideoGraph implements VideoGraph {
     for (int i = 0; i < preProcessors.size(); i++) {
       preProcessors.get(preProcessors.keyAt(i)).release();
     }
-    preProcessors.clear();
 
     if (videoCompositor != null) {
       videoCompositor.release();
diff --git a/libraries/effect/src/main/java/androidx/media3/effect/SingleInputVideoGraph.java b/libraries/effect/src/main/java/androidx/media3/effect/SingleInputVideoGraph.java
index 0f06cbd22b..f3ebc233dc 100644
--- a/libraries/effect/src/main/java/androidx/media3/effect/SingleInputVideoGraph.java
+++ b/libraries/effect/src/main/java/androidx/media3/effect/SingleInputVideoGraph.java
@@ -301,10 +301,8 @@ public class SingleInputVideoGraph implements VideoGraph {
     if (released) {
       return;
     }
-
     if (videoFrameProcessor != null) {
       videoFrameProcessor.release();
-      videoFrameProcessor = null;
     }
     released = true;
   }
diff --git a/libraries/transformer/src/main/java/androidx/media3/transformer/TransformerInternal.java b/libraries/transformer/src/main/java/androidx/media3/transformer/TransformerInternal.java
index b0c1123e3e..eb8d151546 100644
--- a/libraries/transformer/src/main/java/androidx/media3/transformer/TransformerInternal.java
+++ b/libraries/transformer/src/main/java/androidx/media3/transformer/TransformerInternal.java
@@ -629,6 +629,9 @@ import org.checkerframework.checker.nullness.qual.MonotonicNonNull;
     @Nullable
     @Override
     public SampleConsumer onOutputFormat(Format assetLoaderOutputFormat) throws ExportException {
+      if (released) {
+        return null;
+      }
       synchronized (assetLoaderLock) {
         if (!assetLoaderInputTracker.hasRegisteredAllTracks()) {
           return null;