diff --git a/library/transformer/src/main/java/com/google/android/exoplayer2/transformer/AdvancedFrameProcessor.java b/library/transformer/src/main/java/com/google/android/exoplayer2/transformer/AdvancedFrameProcessor.java
index aaf3935106..e7114e84fc 100644
--- a/library/transformer/src/main/java/com/google/android/exoplayer2/transformer/AdvancedFrameProcessor.java
+++ b/library/transformer/src/main/java/com/google/android/exoplayer2/transformer/AdvancedFrameProcessor.java
@@ -127,8 +127,10 @@ import org.checkerframework.checker.nullness.qual.MonotonicNonNull;
     glProgram.bindAttributesAndUniforms();
     GLES20.glClearColor(/* red= */ 0, /* green= */ 0, /* blue= */ 0, /* alpha= */ 0);
     GLES20.glClear(GLES20.GL_COLOR_BUFFER_BIT);
+    GlUtil.checkGlError();
     // The four-vertex triangle strip forms a quad.
     GLES20.glDrawArrays(GLES20.GL_TRIANGLE_STRIP, /* first= */ 0, /* count= */ 4);
+    GlUtil.checkGlError();
   }
 
   @Override