@Override
    public String toString() {
        return this.value;
    }
Optional. When you have AFD signaling set up in your output video stream, use this setting to choose whether to also
include it in the MXF wrapper. Choose Don't copy to exclude AFD signaling from the MXF wrapper. Choose Copy from
video stream to copy the AFD values from the video stream for this output to the MXF wrapper. Regardless of which
option you choose, the AFD values remain in the video stream. Related settings: To set up your output to include or
exclude AFD values, see AfdSignaling, under VideoDescription. On the console, find AFD signaling under the output's
video encoding settings.
aws-java-sdk-mediaconvert/src/main/java/com/amazonaws/services/mediaconvert/model/MxfAfdSignaling.java