public Builder addMapping(
        int index,
        com.google.cloud.video.transcoder.v1.AudioStream.AudioMapping.Builder builderForValue) {
      if (mappingBuilder_ == null) {
        ensureMappingIsMutable();
        mapping_.add(index, builderForValue.build());
        onChanged();
      } else {
        mappingBuilder_.addMessage(index, builderForValue.build());
      }
      return this;
    }
<pre>
The mapping for the `Job.edit_list` atoms with audio `EditAtom.inputs`.
</pre>

<code>repeated .google.cloud.video.transcoder.v1.AudioStream.AudioMapping mapping = 5;</code>
java-video-transcoder/proto-google-cloud-video-transcoder-v1/src/main/java/com/google/cloud/video/transcoder/v1/AudioStream.java