public String getAspectRatio() {
        return this.aspectRatio;
    }
<p>
The aspect ratio of the input file. If you want Elastic Transcoder to automatically detect the aspect ratio of
the input file, specify <code>auto</code>. If you want to specify the aspect ratio for the output file, enter one
of the following values:
</p>
<p>
<code>1:1</code>, <code>4:3</code>, <code>3:2</code>, <code>16:9</code>
</p>
<p>
If you specify a value other than <code>auto</code>, Elastic Transcoder disables automatic detection of the
aspect ratio.
</p>

@return The aspect ratio of the input file. If you want Elastic Transcoder to automatically detect the aspect
        ratio of the input file, specify <code>auto</code>. If you want to specify the aspect ratio for the
        output file, enter one of the following values: </p>
        <p>
        <code>1:1</code>, <code>4:3</code>, <code>3:2</code>, <code>16:9</code>
        </p>
        <p>
        If you specify a value other than <code>auto</code>, Elastic Transcoder disables automatic detection of
        the aspect ratio.
aws-java-sdk-elastictranscoder/src/main/java/com/amazonaws/services/elastictranscoder/model/JobInput.java