private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.video.transcoder.v1.Encryption.SampleAesEncryption,
            com.google.cloud.video.transcoder.v1.Encryption.SampleAesEncryption.Builder,
            com.google.cloud.video.transcoder.v1.Encryption.SampleAesEncryptionOrBuilder>
        getSampleAesFieldBuilder() {
      if (sampleAesBuilder_ == null) {
        if (!(encryptionModeCase_ == 4)) {
          encryptionMode_ =
              com.google.cloud.video.transcoder.v1.Encryption.SampleAesEncryption
                  .getDefaultInstance();
        }
        sampleAesBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.video.transcoder.v1.Encryption.SampleAesEncryption,
                com.google.cloud.video.transcoder.v1.Encryption.SampleAesEncryption.Builder,
                com.google.cloud.video.transcoder.v1.Encryption.SampleAesEncryptionOrBuilder>(
                (com.google.cloud.video.transcoder.v1.Encryption.SampleAesEncryption)
                    encryptionMode_,
                getParentForChildren(),
                isClean());
        encryptionMode_ = null;
      }
      encryptionModeCase_ = 4;
      onChanged();
      return sampleAesBuilder_;
    }
<pre>
Configuration for SAMPLE-AES encryption.
</pre>

<code>.google.cloud.video.transcoder.v1.Encryption.SampleAesEncryption sample_aes = 4;</code>
java-video-transcoder/proto-google-cloud-video-transcoder-v1/src/main/java/com/google/cloud/video/transcoder/v1/Encryption.java