public void setThumbnailHeight(Integer thumbnailHeight) {
        this.thumbnailHeight = thumbnailHeight;
    }
Height of each thumbnail within each tile image, in pixels. Leave blank to maintain aspect ratio with thumbnail
width. If following the aspect ratio would lead to a total tile height greater than 4096, then the job will be
rejected. Must be divisible by 2.

@param thumbnailHeight
       Height of each thumbnail within each tile image, in pixels. Leave blank to maintain aspect ratio with
       thumbnail width. If following the aspect ratio would lead to a total tile height greater than 4096, then
       the job will be rejected. Must be divisible by 2.
aws-java-sdk-mediaconvert/src/main/java/com/amazonaws/services/mediaconvert/model/DashIsoImageBasedTrickPlaySettings.java