/*
* #%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.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;
/**
* PovrayReader is the file format reader for POV-Ray .df3 files.
*
* @see <a href=http://www.povray.org/documentation/view/3.6.1/374/>http://www.povray.org/documentation/view/3.6.1/374/<a>
*/
public class PovrayReader extends FormatReader {
// -- Constants --
private static final int HEADER_SIZE = 6;
// -- Constructor --
/** Constructs a new POV-Ray reader. */
public PovrayReader() {
super("POV-Ray", "df3");
domains = new String[] {FormatTools.GRAPHICS_DOMAIN};
}
// -- IFormatReader API methods --
/**
* @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 + FormatTools.getPlaneSize(this) * no);
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 = false;
in.order(isLittleEndian());
m.sizeX = in.readShort();
m.sizeY = in.readShort();
m.sizeZ = in.readShort();
long fileLength = in.length() - HEADER_SIZE;
int nBytes = (int) (fileLength / (getSizeX() * getSizeY() * getSizeZ()));
m.pixelType = FormatTools.pixelTypeFromBytes(nBytes, false, false);
m.sizeC = 1;
m.sizeT = 1;
m.rgb = false;
m.dimensionOrder = "XYZCT";
m.imageCount = getSizeZ() * getSizeC() * getSizeT();
MetadataStore store = makeFilterMetadata();
MetadataTools.populatePixels(store, this);
}
}