private boolean isBadTiling() throws IOException {
final int imageHeight = imageReader.getHeight(FIRST_IMAGE);
final int tileHeight = imageReader.getTileHeight(FIRST_IMAGE);
final int imageWidth = imageReader.getWidth(FIRST_IMAGE);
final int tileWidth = imageReader.getTileWidth(FIRST_IMAGE);
return tileWidth <= 1
|| tileHeight <= 1
|| imageWidth == tileWidth
|| imageHeight == tileHeight;
}
private void setPreferredTiling(Product product) throws IOException {
final Dimension dimension;
if (isBadTiling()) {
dimension =
JAIUtils.computePreferredTileSize(
imageReader.getWidth(FIRST_IMAGE), imageReader.getHeight(FIRST_IMAGE), 1);
} else {
dimension =
new Dimension(
imageReader.getTileWidth(FIRST_IMAGE), imageReader.getTileHeight(FIRST_IMAGE));
}
if (isGlobalShifted180) {
product.setPreferredTileSize(
new Dimension(imageReader.getWidth(FIRST_IMAGE), imageReader.getHeight(FIRST_IMAGE)));
} else {
product.setPreferredTileSize(dimension);
}
}
