private void ensureTextAnnotationsIsMutable() {
      if (!((bitField0_ & 0x00001000) != 0)) {
        textAnnotations_ =
            new java.util.ArrayList<com.google.cloud.videointelligence.v1.TextAnnotation>(
                textAnnotations_);
        bitField0_ |= 0x00001000;
      }
    }
<pre>
Speech transcription.
</pre>

<code>
repeated .google.cloud.videointelligence.v1.SpeechTranscription speech_transcriptions = 11;
</code>
java-video-intelligence/proto-google-cloud-video-intelligence-v1/src/main/java/com/google/cloud/videointelligence/v1/VideoAnnotationResults.java