diff --git a/library/transformer/src/main/java/com/google/android/exoplayer2/transformer/EncoderUtil.java b/library/transformer/src/main/java/com/google/android/exoplayer2/transformer/EncoderUtil.java
index fee307e692..c4ebdfc3ce 100644
--- a/library/transformer/src/main/java/com/google/android/exoplayer2/transformer/EncoderUtil.java
+++ b/library/transformer/src/main/java/com/google/android/exoplayer2/transformer/EncoderUtil.java
@@ -234,7 +234,7 @@ public final class EncoderUtil {
    */
   @Nullable
   public static String findCodecForFormat(MediaFormat format, boolean isDecoder) {
-    MediaCodecList mediaCodecList = new MediaCodecList(MediaCodecList.ALL_CODECS);
+    MediaCodecList mediaCodecList = new MediaCodecList(MediaCodecList.REGULAR_CODECS);
     // Format must not include KEY_FRAME_RATE on API21.
     // https://developer.android.com/reference/android/media/MediaCodecList#findDecoderForFormat(android.media.MediaFormat)
     @Nullable String frameRate = null;
@@ -350,7 +350,7 @@ public final class EncoderUtil {
     ImmutableListMultimap.Builder<String, MediaCodecInfo> encoderInfosBuilder =
         new ImmutableListMultimap.Builder<>();
 
-    MediaCodecList mediaCodecList = new MediaCodecList(MediaCodecList.ALL_CODECS);
+    MediaCodecList mediaCodecList = new MediaCodecList(MediaCodecList.REGULAR_CODECS);
     MediaCodecInfo[] allCodecInfos = mediaCodecList.getCodecInfos();
 
     for (MediaCodecInfo mediaCodecInfo : allCodecInfos) {