public com.google.protobuf.Duration getEndTimeOffset() {
      if (endTimeOffsetBuilder_ == null) {
        return endTimeOffset_ == null
            ? com.google.protobuf.Duration.getDefaultInstance()
            : endTimeOffset_;
      } else {
        return endTimeOffsetBuilder_.getMessage();
      }
    }
<pre>
End time in seconds, relative to the output file timeline. When
`end_time_offset` is not specified, the sprites are generated until the end
of the output file.
</pre>

<code>.google.protobuf.Duration end_time_offset = 8;</code>

@return The endTimeOffset.
java-video-transcoder/proto-google-cloud-video-transcoder-v1/src/main/java/com/google/cloud/video/transcoder/v1/SpriteSheet.java