public void setOutputFormat(String outputFormat) {
        this.outputFormat = outputFormat;
    }
<p>
The format in which the returned output will be encoded. For audio stream, this will be mp3, ogg_vorbis, or pcm.
For speech marks, this will be json.
</p>

@param outputFormat
       The format in which the returned output will be encoded. For audio stream, this will be mp3, ogg_vorbis,
       or pcm. For speech marks, this will be json.
@see OutputFormat
aws-java-sdk-polly/src/main/java/com/amazonaws/services/polly/model/SynthesisTask.java