public void setTileCount(Integer tileCount) {
        this.tileCount = tileCount;
    }
<p>
The maximum number of video tiles to display.
</p>

@param tileCount
       The maximum number of video tiles to display.
aws-java-sdk-chimesdkmediapipelines/src/main/java/com/amazonaws/services/chimesdkmediapipelines/model/HorizontalLayoutConfiguration.java