public MedicalTranscriptionJob withMediaFormat(MediaFormat mediaFormat) {
        this.mediaFormat = mediaFormat.toString();
        return this;
    }
<p>
The format of the input media file.
</p>

@param mediaFormat
       The format of the input media file.
@return Returns a reference to this object so that method calls can be chained together.
@see MediaFormat
aws-java-sdk-transcribe/src/main/java/com/amazonaws/services/transcribe/model/MedicalTranscriptionJob.java