public int getInputsCount() {
      return inputs_.size();
    }
<pre>
List of `Input.key`s identifying files that should be used in this atom.
The listed `inputs` must have the same timeline.
</pre>

<code>repeated string inputs = 2;</code>

@return The count of inputs.
java-video-transcoder/proto-google-cloud-video-transcoder-v1/src/main/java/com/google/cloud/video/transcoder/v1/EditAtom.java