code: @Nonnull
    public FineUploader5Validation setImageMaxHeight (@Nonnegative final int nImageMaxHeight)
    {
      ValueEnforcer.isGE0 (nImageMaxHeight, "ImageMaxHeight");
      m_nValidationImageMaxHeight = nImageMaxHeight;
      return this;
    }
docs: Restrict images to a maximum height in pixels (wherever possible).
  
  @param nImageMaxHeight
  New value. Must be &ge; 0.
  @return this for chaining