}
                final int samplingWidth = width / fessConfig.getThumbnailHtmlImageThumbnailWidthAsInteger();
                final int samplingHeight = height / fessConfig.getThumbnailHtmlImageThumbnailHeightAsInteger();
                param.setSourceSubsampling(samplingWidth <= 0 ? 1 : samplingWidth, samplingHeight <= 0 ? 1 : samplingHeight, 0, 0);