public Thumbnails withInterval(String interval) {
        setInterval(interval);
        return this;
    }
<p>
The approximate number of seconds between thumbnails. Specify an integer value.
</p>

@param interval
       The approximate number of seconds between thumbnails. Specify an integer value.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-elastictranscoder/src/main/java/com/amazonaws/services/elastictranscoder/model/Thumbnails.java