/*
* #%L
* OME Bio-Formats package for reading and converting biological file formats.
* %%
* Copyright (C) 2005 - 2015 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%
*/
package loci.formats.in;
import java.io.IOException;
import loci.common.DateTools;
import loci.common.RandomAccessInputStream;
import loci.formats.CoreMetadata;
import loci.formats.FormatException;
import loci.formats.FormatReader;
import loci.formats.FormatTools;
import loci.formats.MetadataTools;
import loci.formats.meta.MetadataStore;
import ome.xml.model.primitives.PositiveFloat;
import ome.xml.model.primitives.Timestamp;
import ome.units.quantity.Length;
/**
* WATOPReader is the file format reader for WA Technology .wat files.
*/
public class WATOPReader extends FormatReader {
// -- Constants --
private static final int HEADER_SIZE = 4864;
private static final String WAT_MAGIC_STRING = "0TOPSystem W.A.Technology";
// -- Fields --
// -- Constructor --
/** Constructs a new WA Technology reader. */
public WATOPReader() {
super("WA Technology TOP", "wat");
domains = new String[] {FormatTools.SEM_DOMAIN};
}
// -- IFormatReader API methods --
/* @see loci.formats.IFormatReader#isThisType(RandomAccessInputStream) */
@Override
public boolean isThisType(RandomAccessInputStream stream) throws IOException {
final int blockLen = 25;
if (!FormatTools.validStream(stream, blockLen, false)) return false;
return stream.readString(blockLen).equals(WAT_MAGIC_STRING);
}
/**
* @see loci.formats.IFormatReader#openBytes(int, byte[], int, int, int, int)
*/
@Override
public byte[] openBytes(int no, byte[] buf, int x, int y, int w, int h)
throws FormatException, IOException
{
FormatTools.checkPlaneParameters(this, no, buf.length, x, y, w, h);
in.seek(HEADER_SIZE);
readPlane(in, x, y, w, h, buf);
return buf;
}
// -- Internal FormatReader API methods --
/* @see loci.formats.FormatReader#initFile(String) */
@Override
protected void initFile(String id) throws FormatException, IOException {
super.initFile(id);
in = new RandomAccessInputStream(id);
CoreMetadata m = core.get(0);
m.littleEndian = true;
in.order(isLittleEndian());
String comment = null;
MetadataLevel level = getMetadataOptions().getMetadataLevel();
if (level != MetadataLevel.MINIMUM) {
in.seek(49);
comment = in.readString(33);
}
in.seek(211);
int year = in.readInt();
int month = in.readInt();
int day = in.readInt();
int hour = in.readInt();
int min = in.readInt();
String date = year + "-" + month + "-" + day + "T" + hour + ":" + min;
date = DateTools.formatDate(date, "yyyy-MM-dd'T'HH:mm");
in.skipBytes(8);
double xSize = in.readInt() / 100d;
double ySize = in.readInt() / 100d;
double zSize = in.readInt() / 100d;
m.sizeX = in.readInt();
m.sizeY = in.readInt();
if (level != MetadataLevel.MINIMUM) {
double tunnelCurrent = in.readInt() / 1000d;
double sampleVolts = in.readInt() / 1000d;
in.skipBytes(180);
int originalZMax = in.readInt();
int originalZMin = in.readInt();
int zMax = in.readInt();
int zMin = in.readInt();
addGlobalMeta("Comment", comment);
addGlobalMeta("X size (in um)", xSize);
addGlobalMeta("Y size (in um)", ySize);
addGlobalMeta("Z size (in um)", zSize);
addGlobalMeta("Tunnel current (in amps)", tunnelCurrent);
addGlobalMeta("Sample volts", sampleVolts);
addGlobalMeta("Acquisition date", date);
}
m.pixelType = FormatTools.INT16;
m.sizeC = 1;
m.sizeZ = 1;
m.sizeT = 1;
m.imageCount = 1;
m.dimensionOrder = "XYZCT";
m.rgb = false;
MetadataStore store = makeFilterMetadata();
MetadataTools.populatePixels(store, this);
if (date != null) {
store.setImageAcquisitionDate(new Timestamp(date), 0);
}
if (level != MetadataLevel.MINIMUM) {
store.setImageDescription(comment, 0);
Length sizeX =
FormatTools.getPhysicalSizeX((double) xSize / getSizeX());
Length sizeY =
FormatTools.getPhysicalSizeY((double) ySize / getSizeY());
if (sizeX != null) {
store.setPixelsPhysicalSizeX(sizeX, 0);
}
if (sizeY != null) {
store.setPixelsPhysicalSizeY(sizeY, 0);
}
}
}
}