public FileSourceSettings withTimeDeltaUnits(String timeDeltaUnits) {
        setTimeDeltaUnits(timeDeltaUnits);
        return this;
    }
When you use the setting Time delta to adjust the sync between your sidecar captions and your video, use this
setting to specify the units for the delta that you specify. When you don't specify a value for Time delta units,
MediaConvert uses seconds by default.

@param timeDeltaUnits
       When you use the setting Time delta to adjust the sync between your sidecar captions and your video, use
       this setting to specify the units for the delta that you specify. When you don't specify a value for Time
       delta units, MediaConvert uses seconds by default.
@return Returns a reference to this object so that method calls can be chained together.
@see FileSourceTimeDeltaUnits
aws-java-sdk-mediaconvert/src/main/java/com/amazonaws/services/mediaconvert/model/FileSourceSettings.java