MakeLZW.java

/*
 * #%L
 * OME Bio-Formats package for reading and converting biological file formats.
 * %%
 * Copyright (C) 2005 - 2017 Open Microscopy Environment:
 *   - Board of Regents of the University of Wisconsin-Madison
 *   - Glencoe Software, Inc.
 *   - University of Dundee
 * %%
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as
 * published by the Free Software Foundation, either version 2 of the 
 * License, or (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public 
 * License along with this program.  If not, see
 * <http://www.gnu.org/licenses/gpl-2.0.html>.
 * #L%
 */

import loci.common.services.ServiceFactory;
import loci.formats.ImageReader;
import loci.formats.meta.IMetadata;
import loci.formats.out.TiffWriter;
import loci.formats.services.OMEXMLService;

/**
 * Converts the given image file to an LZW-compressed TIFF.
 */
public class MakeLZW {

  public static void main(String[] args) throws Exception {
    ImageReader reader = new ImageReader();

    ServiceFactory factory = new ServiceFactory();
    OMEXMLService service = factory.getInstance(OMEXMLService.class);
    IMetadata omexmlMeta = service.createOMEXMLMetadata();

    reader.setMetadataStore(omexmlMeta);
    TiffWriter writer = new TiffWriter();
    for (int i=0; i<args.length; i++) {
      String inFile = args[i];
      String outFile = "lzw-" + inFile;
      System.out.print("Converting " + inFile + " to " + outFile);
      reader.setId(inFile);
      writer.setMetadataRetrieve(omexmlMeta);
      writer.setCompression("LZW");
      writer.setId(outFile);
      int planeCount = reader.getImageCount();
      for (int p=0; p<planeCount; p++) {
        System.out.print(".");
        byte[] plane = reader.openBytes(p);
        writer.saveBytes(p, plane);
      }
      System.out.println(" [done]");
    }
  }

}