Examples with IFDList loci.formats.tiff.IFDList used on opensource projects

Example 1 with IFDList

use of loci.formats.tiff.IFDList in project bioformats by openmicroscopy.

the class LeicaReader method initFile.

// -- Internal FormatReader API methods --
/* @see loci.formats.FormatReader#initFile(String) */
@Override
protected void initFile(String id) throws FormatException, IOException {
    close();
    String leiFile = findLEIFile(id);
    if (leiFile == null || leiFile.trim().length() == 0 || new Location(leiFile).isDirectory()) {
        if (checkSuffix(id, TiffReader.TIFF_SUFFIXES)) {
            super.initFile(id);
            TiffReader r = new TiffReader();
            r.setMetadataStore(getMetadataStore());
            r.setId(id);
            core = new ArrayList<CoreMetadata>(r.getCoreMetadataList());
            metadataStore = r.getMetadataStore();
            final Map<String, Object> globalMetadata = r.getGlobalMetadata();
            for (final Map.Entry<String, Object> entry : globalMetadata.entrySet()) {
                addGlobalMeta(entry.getKey(), entry.getValue());
            }
            r.close();
            files = new List[] { new ArrayList<String>() };
            files[0].add(id);
            tiff = new MinimalTiffReader();
            return;
        } else {
            throw new FormatException("LEI file not found.");
        }
    }
    // parse the LEI file
    super.initFile(leiFile);
    leiFilename = new File(leiFile).exists() ? new Location(leiFile).getAbsolutePath() : id;
    in = new RandomAccessInputStream(leiFile);
    byte[] data = null;
    try {
        data = new byte[(int) in.length()];
        in.read(data);
    } finally {
        in.close();
    }
    in = new RandomAccessInputStream(data);
    MetadataLevel metadataLevel = metadataOptions.getMetadataLevel();
    seriesNames = new ArrayList<String>();
    byte[] fourBytes = new byte[4];
    in.read(fourBytes);
    core.get(0).littleEndian = (fourBytes[0] == TiffConstants.LITTLE && fourBytes[1] == TiffConstants.LITTLE && fourBytes[2] == TiffConstants.LITTLE && fourBytes[3] == TiffConstants.LITTLE);
    boolean realLittleEndian = isLittleEndian();
    in.order(isLittleEndian());
    LOGGER.info("Reading metadata blocks");
    in.skipBytes(8);
    int addr = in.readInt();
    headerIFDs = new IFDList();
    while (addr != 0) {
        IFD ifd = new IFD();
        headerIFDs.add(ifd);
        in.seek(addr + 4);
        int tag = in.readInt();
        while (tag != 0) {
            // create the IFD structure
            int offset = in.readInt();
            long pos = in.getFilePointer();
            in.seek(offset + 12);
            int size = in.readInt();
            ifd.putIFDValue(tag, in.getFilePointer());
            in.seek(pos);
            tag = in.readInt();
        }
        addr = in.readInt();
    }
    numSeries = headerIFDs.size();
    tileWidth = new int[numSeries];
    tileHeight = new int[numSeries];
    core.clear();
    for (int i = 0; i < numSeries; i++) {
        core.add(new CoreMetadata());
    }
    files = new List[numSeries];
    channelNames = new List[getSeriesCount()];
    emWaves = new List[getSeriesCount()];
    exWaves = new List[getSeriesCount()];
    cutInPopulated = new boolean[getSeriesCount()][];
    cutOutPopulated = new boolean[getSeriesCount()][];
    filterRefPopulated = new boolean[getSeriesCount()][];
    for (int i = 0; i < getSeriesCount(); i++) {
        channelNames[i] = new ArrayList();
        emWaves[i] = new ArrayList();
        exWaves[i] = new ArrayList();
    }
    // determine the length of a filename
    LOGGER.info("Parsing metadata blocks");
    core.get(0).littleEndian = !isLittleEndian();
    int seriesIndex = 0;
    int invalidCount = 0;
    valid = new boolean[numSeries];
    timestamps = new String[headerIFDs.size()][];
    for (int i = 0; i < headerIFDs.size(); i++) {
        IFD ifd = headerIFDs.get(i);
        valid[i] = true;
        if (ifd.get(SERIES) != null) {
            long offset = ((Long) ifd.get(SERIES)).longValue();
            in.seek(offset + 8);
            nameLength = in.readInt() * 2;
        }
        in.seek(((Long) ifd.get(IMAGES)).longValue());
        parseFilenames(i);
        if (!valid[i])
            invalidCount++;
    }
    numSeries -= invalidCount;
    if (numSeries <= 0) {
        throw new FormatException("TIFF files not found");
    }
    int[] count = new int[getSeriesCount()];
    for (int i = 0; i < getSeriesCount(); i++) {
        count[i] = core.get(i).imageCount;
    }
    final List<String>[] tempFiles = files;
    IFDList tempIFDs = headerIFDs;
    core = new ArrayList<CoreMetadata>(numSeries);
    files = new List[numSeries];
    headerIFDs = new IFDList();
    int index = 0;
    core.clear();
    for (int i = 0; i < numSeries; i++) {
        CoreMetadata ms = new CoreMetadata();
        while (index < valid.length && !valid[index]) index++;
        if (index >= valid.length) {
            break;
        }
        ms.imageCount = count[index];
        files[i] = tempFiles[index];
        Collections.sort(files[i]);
        headerIFDs.add(tempIFDs.get(index));
        index++;
        core.add(ms);
    }
    tiff = new MinimalTiffReader();
    LOGGER.info("Populating metadata");
    if (headerIFDs == null)
        headerIFDs = ifds;
    seriesDescriptions = new ArrayList<String>();
    physicalSizes = new double[headerIFDs.size()][5];
    pinhole = new double[headerIFDs.size()];
    exposureTime = new double[headerIFDs.size()];
    channelColor = new Color[headerIFDs.size()][];
    for (int i = 0; i < headerIFDs.size(); i++) {
        IFD ifd = headerIFDs.get(i);
        CoreMetadata ms = core.get(i);
        ms.littleEndian = isLittleEndian();
        setSeries(i);
        Integer[] keys = ifd.keySet().toArray(new Integer[ifd.size()]);
        Arrays.sort(keys);
        for (Integer key : keys) {
            long offset = ((Long) ifd.get(key)).longValue();
            in.seek(offset);
            if (key.equals(SERIES)) {
                parseSeriesTag();
            } else if (key.equals(IMAGES)) {
                parseImageTag(i);
            } else if (key.equals(DIMDESCR)) {
                parseDimensionTag(i);
            } else if (key.equals(TIMEINFO) && metadataLevel != MetadataLevel.MINIMUM) {
                parseTimeTag(i);
            } else if (key.equals(EXPERIMENT) && metadataLevel != MetadataLevel.MINIMUM) {
                parseExperimentTag();
            } else if (key.equals(LUTDESC)) {
                parseLUT(i);
            } else if (key.equals(CHANDESC) && metadataLevel != MetadataLevel.MINIMUM) {
                parseChannelTag();
            }
        }
        ms.orderCertain = true;
        ms.littleEndian = isLittleEndian();
        ms.falseColor = true;
        ms.metadataComplete = true;
        ms.interleaved = false;
        String filename = (String) files[i].get(0);
        if (checkSuffix(filename, TiffReader.TIFF_SUFFIXES)) {
            RandomAccessInputStream s = new RandomAccessInputStream(filename, 16);
            try {
                TiffParser parser = new TiffParser(s);
                parser.setDoCaching(false);
                IFD firstIFD = parser.getFirstIFD();
                parser.fillInIFD(firstIFD);
                ms.sizeX = (int) firstIFD.getImageWidth();
                ms.sizeY = (int) firstIFD.getImageLength();
                // override the .lei pixel type, in case a TIFF file was overwritten
                ms.pixelType = firstIFD.getPixelType();
                // won't affect the pixel data
                if (FormatTools.getBytesPerPixel(ms.pixelType) > 1) {
                    ms.littleEndian = firstIFD.isLittleEndian();
                } else {
                    ms.littleEndian = realLittleEndian;
                }
                tileWidth[i] = (int) firstIFD.getTileWidth();
                tileHeight[i] = (int) firstIFD.getTileLength();
            } finally {
                s.close();
            }
        } else {
            ms.littleEndian = realLittleEndian;
        }
    }
    for (int i = 0; i < getSeriesCount(); i++) {
        setSeries(i);
        CoreMetadata ms = core.get(i);
        if (getSizeZ() == 0)
            ms.sizeZ = 1;
        if (getSizeT() == 0)
            ms.sizeT = 1;
        if (getSizeC() == 0)
            ms.sizeC = 1;
        if (getImageCount() == 0)
            ms.imageCount = 1;
        if (getImageCount() == 1 && getSizeZ() * getSizeT() > 1) {
            ms.sizeZ = 1;
            ms.sizeT = 1;
        }
        if (getSizeY() == 1 || getSizeY() == getSizeZ() || getSizeY() == getSizeT()) {
            // XZ or XT scan
            if (getSizeZ() > 1 && getImageCount() == getSizeC() * getSizeT()) {
                ms.sizeY = getSizeZ();
                ms.sizeZ = 1;
            } else if (getSizeT() > 1 && getImageCount() == getSizeC() * getSizeZ()) {
                ms.sizeY = getSizeT();
                ms.sizeT = 1;
            }
        }
        if (isRGB())
            ms.indexed = false;
        ms.dimensionOrder = MetadataTools.makeSaneDimensionOrder(getDimensionOrder());
    }
    MetadataStore store = makeFilterMetadata();
    MetadataTools.populatePixels(store, this, true);
    // minimum metadata level.
    for (int i = 0; i < getSeriesCount(); i++) {
        store.setImageName(seriesNames.get(i), i);
    }
    if (metadataLevel == MetadataLevel.MINIMUM)
        return;
    for (int i = 0; i < getSeriesCount(); i++) {
        CoreMetadata ms = core.get(i);
        IFD ifd = headerIFDs.get(i);
        long firstPlane = 0;
        if (i < timestamps.length && timestamps[i] != null && timestamps[i].length > 0) {
            firstPlane = DateTools.getTime(timestamps[i][0], DATE_FORMAT, ":");
            String date = DateTools.formatDate(timestamps[i][0], DATE_FORMAT);
            if (date != null) {
                store.setImageAcquisitionDate(new Timestamp(date), i);
            }
        }
        store.setImageDescription(seriesDescriptions.get(i), i);
        String instrumentID = MetadataTools.createLSID("Instrument", i);
        store.setInstrumentID(instrumentID, i);
        // parse instrument data
        nextDetector = 0;
        nextChannel = 0;
        detectors.clear();
        cutInPopulated[i] = new boolean[ms.sizeC];
        cutOutPopulated[i] = new boolean[ms.sizeC];
        filterRefPopulated[i] = new boolean[ms.sizeC];
        Integer[] keys = ifd.keySet().toArray(new Integer[ifd.size()]);
        Arrays.sort(keys);
        int nextInstrumentBlock = 1;
        sequential = DataTools.indexOf(keys, SEQ_SCANNERSET) != -1;
        for (Integer key : keys) {
            if (key.equals(FILTERSET) || key.equals(SCANNERSET) || key.equals(SEQ_SCANNERSET) || key.equals(SEQ_FILTERSET) || (key > SEQ_SCANNERSET && key < SEQ_SCANNERSET_END) || (key > SEQ_FILTERSET && key < SEQ_FILTERSET_END)) {
                if (sequential && (key.equals(FILTERSET) || key.equals(SCANNERSET))) {
                    continue;
                }
                long offset = ((Long) ifd.get(key)).longValue();
                in.seek(offset);
                setSeries(i);
                parseInstrumentData(store, nextInstrumentBlock++);
            }
        }
        activeChannelIndices.clear();
        // link Instrument and Image
        store.setImageInstrumentRef(instrumentID, i);
        Length sizeX = FormatTools.getPhysicalSizeX(physicalSizes[i][0]);
        Length sizeY = FormatTools.getPhysicalSizeY(physicalSizes[i][1]);
        Length sizeZ = FormatTools.getPhysicalSizeZ(physicalSizes[i][2]);
        if (sizeX != null) {
            store.setPixelsPhysicalSizeX(sizeX, i);
        }
        if (sizeY != null) {
            store.setPixelsPhysicalSizeY(sizeY, i);
        }
        if (sizeZ != null) {
            store.setPixelsPhysicalSizeZ(sizeZ, i);
        }
        if ((int) physicalSizes[i][4] > 0) {
            store.setPixelsTimeIncrement(new Time(physicalSizes[i][4], UNITS.SECOND), i);
        }
        for (int j = 0; j < ms.imageCount; j++) {
            if (timestamps[i] != null && j < timestamps[i].length) {
                long time = DateTools.getTime(timestamps[i][j], DATE_FORMAT, ":");
                double elapsedTime = (double) (time - firstPlane) / 1000;
                store.setPlaneDeltaT(new Time(elapsedTime, UNITS.SECOND), i, j);
                if (exposureTime[i] > 0) {
                    store.setPlaneExposureTime(new Time(exposureTime[i], UNITS.SECOND), i, j);
                }
            }
        }
    }
    setSeries(0);
}

Example 2 with IFDList

use of loci.formats.tiff.IFDList in project bioformats by openmicroscopy.

the class MRWReader method initFile.

// -- 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);
    // magic number
    in.skipBytes(4);
    offset = in.readInt() + 8;
    while (in.getFilePointer() < offset) {
        String blockName = in.readString(4);
        int len = in.readInt();
        long fp = in.getFilePointer();
        if (blockName.endsWith("PRD")) {
            in.skipBytes(8);
            sensorHeight = in.readShort();
            sensorWidth = in.readShort();
            m.sizeY = in.readShort();
            m.sizeX = in.readShort();
            dataSize = in.read();
            in.skipBytes(1);
            storageMethod = in.read();
            in.skipBytes(4);
            bayerPattern = in.read();
        } else if (blockName.endsWith("WBG")) {
            wbg = new float[4];
            byte[] wbScale = new byte[4];
            in.read(wbScale);
            for (int i = 0; i < wbg.length; i++) {
                float coeff = in.readShort();
                wbg[i] = coeff / (64 << wbScale[i]);
            }
        } else if (blockName.endsWith("TTW") && getMetadataOptions().getMetadataLevel() != MetadataLevel.MINIMUM) {
            byte[] b = new byte[len];
            in.read(b);
            RandomAccessInputStream ras = new RandomAccessInputStream(b);
            TiffParser tp = new TiffParser(ras);
            IFDList ifds = tp.getIFDs();
            for (IFD ifd : ifds) {
                Integer[] keys = (Integer[]) ifd.keySet().toArray(new Integer[0]);
                // CTR FIXME - getIFDTagName is for debugging only!
                for (int q = 0; q < keys.length; q++) {
                    addGlobalMeta(IFD.getIFDTagName(keys[q].intValue()), ifd.get(keys[q]));
                }
            }
            IFDList exifIFDs = tp.getExifIFDs();
            for (IFD exif : exifIFDs) {
                for (Integer key : exif.keySet()) {
                    addGlobalMeta(IFD.getIFDTagName(key.intValue()), exif.get(key));
                }
            }
            ras.close();
        }
        in.seek(fp + len);
    }
    m.pixelType = FormatTools.UINT16;
    m.rgb = true;
    m.littleEndian = false;
    m.dimensionOrder = "XYCZT";
    m.imageCount = 1;
    m.sizeC = 3;
    m.sizeZ = 1;
    m.sizeT = 1;
    m.interleaved = true;
    m.bitsPerPixel = dataSize;
    MetadataStore store = makeFilterMetadata();
    MetadataTools.populatePixels(store, this);
}

Example 3 with IFDList

use of loci.formats.tiff.IFDList in project bioformats by openmicroscopy.

the class MetamorphReader method initStandardMetadata.

// -- Internal BaseTiffReader API methods --
/* @see BaseTiffReader#initStandardMetadata() */
@Override
protected void initStandardMetadata() throws FormatException, IOException {
    super.initStandardMetadata();
    CoreMetadata ms0 = core.get(0);
    ms0.sizeZ = 1;
    ms0.sizeT = 0;
    int rgbChannels = getSizeC();
    // Now that the base TIFF standard metadata has been parsed, we need to
    // parse out the STK metadata from the UIC4TAG.
    TiffIFDEntry uic1tagEntry = null;
    TiffIFDEntry uic2tagEntry = null;
    TiffIFDEntry uic4tagEntry = null;
    try {
        uic1tagEntry = tiffParser.getFirstIFDEntry(UIC1TAG);
        uic2tagEntry = tiffParser.getFirstIFDEntry(UIC2TAG);
        uic4tagEntry = tiffParser.getFirstIFDEntry(UIC4TAG);
    } catch (IllegalArgumentException exc) {
        LOGGER.debug("Unknown tag", exc);
    }
    try {
        if (uic4tagEntry != null) {
            mmPlanes = uic4tagEntry.getValueCount();
        }
        if (mmPlanes == 0) {
            mmPlanes = ifds.size();
        }
        if (uic2tagEntry != null) {
            parseUIC2Tags(uic2tagEntry.getValueOffset());
        }
        if (getMetadataOptions().getMetadataLevel() != MetadataLevel.MINIMUM) {
            if (uic4tagEntry != null) {
                parseUIC4Tags(uic4tagEntry.getValueOffset());
            }
            if (uic1tagEntry != null) {
                parseUIC1Tags(uic1tagEntry.getValueOffset(), uic1tagEntry.getValueCount());
            }
        }
        in.seek(uic4tagEntry.getValueOffset());
    } catch (NullPointerException exc) {
        LOGGER.debug("", exc);
    } catch (IOException exc) {
        LOGGER.debug("Failed to parse proprietary tags", exc);
    }
    try {
        // copy ifds into a new array of Hashtables that will accommodate the
        // additional image planes
        IFD firstIFD = ifds.get(0);
        long[] uic2 = firstIFD.getIFDLongArray(UIC2TAG);
        if (uic2 == null) {
            throw new FormatException("Invalid Metamorph file. Tag " + UIC2TAG + " not found.");
        }
        ms0.imageCount = uic2.length;
        Object entry = firstIFD.getIFDValue(UIC3TAG);
        TiffRational[] uic3 = entry instanceof TiffRational[] ? (TiffRational[]) entry : new TiffRational[] { (TiffRational) entry };
        wave = new double[uic3.length];
        final List<Double> uniqueWavelengths = new ArrayList<Double>();
        for (int i = 0; i < uic3.length; i++) {
            wave[i] = uic3[i].doubleValue();
            addSeriesMeta("Wavelength [" + intFormatMax(i, mmPlanes) + "]", wave[i]);
            final Double v = wave[i];
            if (!uniqueWavelengths.contains(v))
                uniqueWavelengths.add(v);
        }
        if (getSizeC() == 1) {
            ms0.sizeC = uniqueWavelengths.size();
            if (getSizeC() < getImageCount() && getSizeC() > (getImageCount() - getSizeC()) && (getImageCount() % getSizeC()) != 0) {
                ms0.sizeC = getImageCount();
            }
        }
        IFDList tempIFDs = new IFDList();
        long[] oldOffsets = firstIFD.getStripOffsets();
        long[] stripByteCounts = firstIFD.getStripByteCounts();
        int rowsPerStrip = (int) firstIFD.getRowsPerStrip()[0];
        int stripsPerImage = getSizeY() / rowsPerStrip;
        if (stripsPerImage * rowsPerStrip != getSizeY())
            stripsPerImage++;
        PhotoInterp check = firstIFD.getPhotometricInterpretation();
        if (check == PhotoInterp.RGB_PALETTE) {
            firstIFD.putIFDValue(IFD.PHOTOMETRIC_INTERPRETATION, PhotoInterp.BLACK_IS_ZERO);
        }
        emWavelength = firstIFD.getIFDLongArray(UIC3TAG);
        // for each image plane, construct an IFD hashtable
        IFD temp;
        for (int i = 0; i < getImageCount(); i++) {
            // copy data from the first IFD
            temp = new IFD(firstIFD);
            // now we need a StripOffsets entry - the original IFD doesn't have this
            long[] newOffsets = new long[stripsPerImage];
            if (stripsPerImage * (i + 1) <= oldOffsets.length) {
                System.arraycopy(oldOffsets, stripsPerImage * i, newOffsets, 0, stripsPerImage);
            } else {
                System.arraycopy(oldOffsets, 0, newOffsets, 0, stripsPerImage);
                long image = (stripByteCounts[0] / rowsPerStrip) * getSizeY();
                for (int q = 0; q < stripsPerImage; q++) {
                    newOffsets[q] += i * image;
                }
            }
            temp.putIFDValue(IFD.STRIP_OFFSETS, newOffsets);
            long[] newByteCounts = new long[stripsPerImage];
            if (stripsPerImage * i < stripByteCounts.length) {
                System.arraycopy(stripByteCounts, stripsPerImage * i, newByteCounts, 0, stripsPerImage);
            } else {
                Arrays.fill(newByteCounts, stripByteCounts[0]);
            }
            temp.putIFDValue(IFD.STRIP_BYTE_COUNTS, newByteCounts);
            tempIFDs.add(temp);
        }
        ifds = tempIFDs;
    } catch (IllegalArgumentException exc) {
        LOGGER.debug("Unknown tag", exc);
    } catch (NullPointerException exc) {
        LOGGER.debug("", exc);
    } catch (FormatException exc) {
        LOGGER.debug("Failed to build list of IFDs", exc);
    }
    // parse (mangle) TIFF comment
    String descr = ifds.get(0).getComment();
    if (descr != null) {
        String[] lines = descr.split("\n");
        final StringBuilder sb = new StringBuilder();
        for (int i = 0; i < lines.length; i++) {
            String line = lines[i].trim();
            if (line.startsWith("<") && line.endsWith(">")) {
                // XML comment; this will have already been parsed so can be ignored
                break;
            }
            int colon = line.indexOf(':');
            if (colon < 0) {
                // normal line (not a key/value pair)
                if (line.length() > 0) {
                    // not a blank line
                    sb.append(line);
                    sb.append("  ");
                }
            } else {
                String descrValue = null;
                if (i == 0) {
                    // first line could be mangled; make a reasonable guess
                    int dot = line.lastIndexOf(".", colon);
                    if (dot >= 0) {
                        descrValue = line.substring(0, dot + 1);
                    }
                    line = line.substring(dot + 1);
                    colon -= dot + 1;
                }
                // append value to description
                if (descrValue != null) {
                    sb.append(descrValue);
                    if (!descrValue.endsWith("."))
                        sb.append(".");
                    sb.append("  ");
                }
                // add key/value pair embedded in comment as separate metadata
                String key = line.substring(0, colon);
                String value = line.substring(colon + 1).trim();
                addSeriesMeta(key, value);
                if (key.equals("Exposure")) {
                    if (value.indexOf('=') != -1) {
                        value = value.substring(value.indexOf('=') + 1).trim();
                    }
                    if (value.indexOf(' ') != -1) {
                        value = value.substring(0, value.indexOf(' '));
                    }
                    try {
                        value = value.replace(',', '.');
                        double exposure = Double.parseDouble(value);
                        exposureTime = exposure / 1000;
                    } catch (NumberFormatException e) {
                    }
                } else if (key.equals("Bit Depth")) {
                    if (value.indexOf('-') != -1) {
                        value = value.substring(0, value.indexOf('-'));
                    }
                    try {
                        ms0.bitsPerPixel = Integer.parseInt(value);
                    } catch (NumberFormatException e) {
                    }
                } else if (key.equals("Gain")) {
                    int space = value.indexOf(' ');
                    if (space != -1) {
                        int nextSpace = value.indexOf(" ", space + 1);
                        if (nextSpace < 0) {
                            nextSpace = value.length();
                        }
                        try {
                            gain = new Double(value.substring(space, nextSpace));
                        } catch (NumberFormatException e) {
                        }
                    }
                }
            }
        }
        // replace comment with trimmed version
        descr = sb.toString().trim();
        if (descr.equals(""))
            metadata.remove("Comment");
        else
            addSeriesMeta("Comment", descr);
    }
    ms0.sizeT = getImageCount() / (getSizeZ() * (getSizeC() / rgbChannels));
    if (getSizeT() * getSizeZ() * (getSizeC() / rgbChannels) != getImageCount()) {
        ms0.sizeT = 1;
        ms0.sizeZ = getImageCount() / (getSizeC() / rgbChannels);
    }
    // if '_t' is present in the file name, swap Z and T sizes
    // this file was probably part of a larger dataset, but the .nd file is
    // missing
    String filename = currentId.substring(currentId.lastIndexOf(File.separator) + 1);
    if (filename.contains("_t") && getSizeT() > 1) {
        int z = getSizeZ();
        ms0.sizeZ = getSizeT();
        ms0.sizeT = z;
    }
    if (getSizeZ() == 0)
        ms0.sizeZ = 1;
    if (getSizeT() == 0)
        ms0.sizeT = 1;
    if (getSizeZ() * getSizeT() * (isRGB() ? 1 : getSizeC()) != getImageCount()) {
        ms0.sizeZ = getImageCount();
        ms0.sizeT = 1;
        if (!isRGB())
            ms0.sizeC = 1;
    }
}

Example 4 with IFDList

use of loci.formats.tiff.IFDList in project bioformats by openmicroscopy.

the class MetamorphReader method initFile.

// -- Internal FormatReader API methods --
/* @see loci.formats.FormatReader#initFile(String) */
@Override
protected void initFile(String id) throws FormatException, IOException {
    if (checkSuffix(id, ND_SUFFIX)) {
        LOGGER.info("Initializing " + id);
        // find an associated STK file
        String stkFile = id.substring(0, id.lastIndexOf("."));
        if (stkFile.indexOf(File.separatorChar) != -1) {
            stkFile = stkFile.substring(stkFile.lastIndexOf(File.separator) + 1);
        }
        Location parent = new Location(id).getAbsoluteFile().getParentFile();
        LOGGER.info("Looking for STK file in {}", parent.getAbsolutePath());
        String[] dirList = parent.list(true);
        Arrays.sort(dirList);
        for (String f : dirList) {
            int underscore = f.indexOf('_');
            if (underscore < 0)
                underscore = f.indexOf('.');
            if (underscore < 0)
                underscore = f.length();
            String prefix = f.substring(0, underscore);
            if ((f.equals(stkFile) || stkFile.startsWith(prefix)) && checkSuffix(f, STK_SUFFIX)) {
                stkFile = new Location(parent.getAbsolutePath(), f).getAbsolutePath();
                break;
            }
        }
        if (!checkSuffix(stkFile, STK_SUFFIX)) {
            throw new FormatException("STK file not found in " + parent.getAbsolutePath() + ".");
        }
        super.initFile(stkFile);
    } else
        super.initFile(id);
    Location ndfile = null;
    if (checkSuffix(id, ND_SUFFIX))
        ndfile = new Location(id);
    else if (canLookForND && isGroupFiles()) {
        // an STK file was passed to initFile
        // let's check the parent directory for an .nd file
        Location stk = new Location(id).getAbsoluteFile();
        String stkName = stk.getName();
        String stkPrefix = stkName;
        if (stkPrefix.indexOf('_') >= 0) {
            stkPrefix = stkPrefix.substring(0, stkPrefix.indexOf('_') + 1);
        }
        Location parent = stk.getParentFile();
        String[] list = parent.list(true);
        int matchingChars = 0;
        for (String f : list) {
            if (checkSuffix(f, ND_SUFFIX)) {
                String prefix = f.substring(0, f.lastIndexOf("."));
                if (prefix.indexOf('_') >= 0) {
                    prefix = prefix.substring(0, prefix.indexOf('_') + 1);
                }
                if (stkName.startsWith(prefix) || prefix.equals(stkPrefix)) {
                    int charCount = 0;
                    for (int i = 0; i < f.length(); i++) {
                        if (i >= stkName.length()) {
                            break;
                        }
                        if (f.charAt(i) == stkName.charAt(i)) {
                            charCount++;
                        } else {
                            break;
                        }
                    }
                    if (charCount > matchingChars || (charCount == matchingChars && f.charAt(charCount) == '.')) {
                        ndfile = new Location(parent, f).getAbsoluteFile();
                        matchingChars = charCount;
                    }
                }
            }
        }
    }
    String creationTime = null;
    if (ndfile != null && ndfile.exists() && (fileGroupOption(id) == FormatTools.MUST_GROUP || isGroupFiles())) {
        // parse key/value pairs from .nd file
        int zc = getSizeZ(), cc = getSizeC(), tc = getSizeT();
        int nstages = 0;
        String z = null, c = null, t = null;
        final List<Boolean> hasZ = new ArrayList<Boolean>();
        waveNames = new ArrayList<String>();
        stageNames = new ArrayList<String>();
        boolean useWaveNames = true;
        ndFilename = ndfile.getAbsolutePath();
        String[] lines = DataTools.readFile(ndFilename).split("\n");
        boolean globalDoZ = true;
        boolean doTimelapse = false;
        StringBuilder currentValue = new StringBuilder();
        String key = "";
        for (String line : lines) {
            int comma = line.indexOf(',');
            if (comma <= 0) {
                currentValue.append("\n");
                currentValue.append(line);
                continue;
            }
            String value = currentValue.toString();
            addGlobalMeta(key, value);
            if (key.equals("NZSteps"))
                z = value;
            else if (key.equals("DoTimelapse")) {
                doTimelapse = Boolean.parseBoolean(value);
            } else if (key.equals("NWavelengths"))
                c = value;
            else if (key.equals("NTimePoints"))
                t = value;
            else if (key.startsWith("WaveDoZ")) {
                hasZ.add(Boolean.parseBoolean(value));
            } else if (key.startsWith("WaveName")) {
                String waveName = value.substring(1, value.length() - 1);
                if (waveName.equals("Both lasers") || waveName.startsWith("DUAL")) {
                    bizarreMultichannelAcquisition = true;
                }
                waveNames.add(waveName);
            } else if (key.startsWith("Stage")) {
                stageNames.add(value);
            } else if (key.startsWith("StartTime")) {
                creationTime = value;
            } else if (key.equals("ZStepSize")) {
                value = value.replace(',', '.');
                stepSize = Double.parseDouble(value);
            } else if (key.equals("NStagePositions")) {
                nstages = Integer.parseInt(value);
            } else if (key.equals("WaveInFileName")) {
                useWaveNames = Boolean.parseBoolean(value);
            } else if (key.equals("DoZSeries")) {
                globalDoZ = Boolean.parseBoolean(value);
            }
            key = line.substring(1, comma - 1).trim();
            currentValue.delete(0, currentValue.length());
            currentValue.append(line.substring(comma + 1).trim());
        }
        if (!globalDoZ) {
            for (int i = 0; i < hasZ.size(); i++) {
                hasZ.set(i, false);
            }
        }
        if (z != null)
            zc = Integer.parseInt(z);
        if (c != null)
            cc = Integer.parseInt(c);
        if (t != null)
            tc = Integer.parseInt(t);
        else if (!doTimelapse) {
            tc = 1;
        }
        if (cc == 0)
            cc = 1;
        if (cc == 1 && bizarreMultichannelAcquisition) {
            cc = 2;
        }
        if (tc == 0) {
            tc = 1;
        }
        int numFiles = cc * tc;
        if (nstages > 0)
            numFiles *= nstages;
        // determine series count
        int stagesCount = nstages == 0 ? 1 : nstages;
        int seriesCount = stagesCount;
        firstSeriesChannels = new boolean[cc];
        Arrays.fill(firstSeriesChannels, true);
        boolean differentZs = false;
        for (int i = 0; i < cc; i++) {
            boolean hasZ1 = i < hasZ.size() && hasZ.get(i);
            boolean hasZ2 = i != 0 && (i - 1 < hasZ.size()) && hasZ.get(i - 1);
            if (i > 0 && hasZ1 != hasZ2 && globalDoZ) {
                if (!differentZs)
                    seriesCount *= 2;
                differentZs = true;
            }
        }
        int channelsInFirstSeries = cc;
        if (differentZs) {
            channelsInFirstSeries = 0;
            for (int i = 0; i < cc; i++) {
                if ((!hasZ.get(0) && i == 0) || (hasZ.get(0) && hasZ.get(i))) {
                    channelsInFirstSeries++;
                } else
                    firstSeriesChannels[i] = false;
            }
        }
        stks = new String[seriesCount][];
        if (seriesCount == 1)
            stks[0] = new String[numFiles];
        else if (differentZs) {
            for (int i = 0; i < stagesCount; i++) {
                stks[i * 2] = new String[channelsInFirstSeries * tc];
                stks[i * 2 + 1] = new String[(cc - channelsInFirstSeries) * tc];
            }
        } else {
            for (int i = 0; i < stks.length; i++) {
                stks[i] = new String[numFiles / stks.length];
            }
        }
        String prefix = ndfile.getPath();
        prefix = prefix.substring(prefix.lastIndexOf(File.separator) + 1, prefix.lastIndexOf("."));
        // build list of STK files
        boolean anyZ = hasZ.contains(Boolean.TRUE);
        int[] pt = new int[seriesCount];
        for (int i = 0; i < tc; i++) {
            for (int s = 0; s < stagesCount; s++) {
                for (int j = 0; j < cc; j++) {
                    boolean validZ = j >= hasZ.size() || hasZ.get(j);
                    int seriesNdx = s * (seriesCount / stagesCount);
                    if ((seriesCount != 1 && (!validZ || (hasZ.size() > 0 && !hasZ.get(0)))) || (nstages == 0 && ((!validZ && cc > 1) || seriesCount > 1))) {
                        if (anyZ && j > 0 && seriesNdx < seriesCount - 1 && (!validZ || !hasZ.get(0))) {
                            seriesNdx++;
                        }
                    }
                    if (seriesNdx >= stks.length || seriesNdx >= pt.length || pt[seriesNdx] >= stks[seriesNdx].length) {
                        continue;
                    }
                    stks[seriesNdx][pt[seriesNdx]] = prefix;
                    if (j < waveNames.size() && waveNames.get(j) != null) {
                        stks[seriesNdx][pt[seriesNdx]] += "_w" + (j + 1);
                        if (useWaveNames) {
                            String waveName = waveNames.get(j);
                            // If there are underscores in the wavelength name, translate
                            // them to hyphens. (See #558)
                            waveName = waveName.replace('_', '-');
                            // If there are slashes (forward or backward) in the wavelength
                            // name, translate them to hyphens. (See #5922)
                            waveName = waveName.replace('/', '-');
                            waveName = waveName.replace('\\', '-');
                            waveName = waveName.replace('(', '-');
                            waveName = waveName.replace(')', '-');
                            stks[seriesNdx][pt[seriesNdx]] += waveName;
                        }
                    }
                    if (nstages > 0) {
                        stks[seriesNdx][pt[seriesNdx]] += "_s" + (s + 1);
                    }
                    if (tc > 1 || doTimelapse) {
                        stks[seriesNdx][pt[seriesNdx]] += "_t" + (i + 1) + ".STK";
                    } else
                        stks[seriesNdx][pt[seriesNdx]] += ".STK";
                    pt[seriesNdx]++;
                }
            }
        }
        ndfile = ndfile.getAbsoluteFile();
        for (int s = 0; s < stks.length; s++) {
            for (int f = 0; f < stks[s].length; f++) {
                Location l = new Location(ndfile.getParent(), stks[s][f]);
                stks[s][f] = getRealSTKFile(l);
            }
        }
        String file = locateFirstValidFile();
        if (file == null) {
            throw new FormatException("Unable to locate at least one valid STK file!");
        }
        RandomAccessInputStream s = new RandomAccessInputStream(file, 16);
        TiffParser tp = new TiffParser(s);
        IFD ifd = tp.getFirstIFD();
        CoreMetadata ms0 = core.get(0);
        s.close();
        ms0.sizeX = (int) ifd.getImageWidth();
        ms0.sizeY = (int) ifd.getImageLength();
        if (bizarreMultichannelAcquisition) {
            ms0.sizeX /= 2;
        }
        ms0.sizeZ = hasZ.size() > 0 && !hasZ.get(0) ? 1 : zc;
        ms0.sizeC = cc;
        ms0.sizeT = tc;
        ms0.imageCount = getSizeZ() * getSizeC() * getSizeT();
        ms0.dimensionOrder = "XYZCT";
        if (stks != null && stks.length > 1) {
            // Note that core can't be replaced with newCore until the end of this block.
            ArrayList<CoreMetadata> newCore = new ArrayList<CoreMetadata>();
            for (int i = 0; i < stks.length; i++) {
                CoreMetadata ms = new CoreMetadata();
                newCore.add(ms);
                ms.sizeX = getSizeX();
                ms.sizeY = getSizeY();
                ms.sizeZ = getSizeZ();
                ms.sizeC = getSizeC();
                ms.sizeT = getSizeT();
                ms.pixelType = getPixelType();
                ms.imageCount = getImageCount();
                ms.dimensionOrder = getDimensionOrder();
                ms.rgb = isRGB();
                ms.littleEndian = isLittleEndian();
                ms.interleaved = isInterleaved();
                ms.orderCertain = true;
            }
            if (stks.length > nstages) {
                for (int j = 0; j < stagesCount; j++) {
                    int idx = j * 2 + 1;
                    CoreMetadata midx = newCore.get(idx);
                    CoreMetadata pmidx = newCore.get(j * 2);
                    pmidx.sizeC = stks[j * 2].length / getSizeT();
                    midx.sizeC = stks[idx].length / midx.sizeT;
                    midx.sizeZ = hasZ.size() > 1 && hasZ.get(1) && core.get(0).sizeZ == 1 ? zc : 1;
                    pmidx.imageCount = pmidx.sizeC * pmidx.sizeT * pmidx.sizeZ;
                    midx.imageCount = midx.sizeC * midx.sizeT * midx.sizeZ;
                }
            }
            core = newCore;
        }
    }
    if (stks == null) {
        stkReaders = new MetamorphReader[1][1];
        stkReaders[0][0] = new MetamorphReader();
        stkReaders[0][0].setCanLookForND(false);
    } else {
        stkReaders = new MetamorphReader[stks.length][];
        for (int i = 0; i < stks.length; i++) {
            stkReaders[i] = new MetamorphReader[stks[i].length];
            for (int j = 0; j < stkReaders[i].length; j++) {
                stkReaders[i][j] = new MetamorphReader();
                stkReaders[i][j].setCanLookForND(false);
                if (j > 0) {
                    stkReaders[i][j].setMetadataOptions(new DefaultMetadataOptions(MetadataLevel.MINIMUM));
                }
            }
        }
    }
    // check stage labels for plate data
    int rows = 0;
    int cols = 0;
    Map<String, Integer> rowMap = null;
    Map<String, Integer> colMap = null;
    isHCS = true;
    if (null == stageLabels) {
        isHCS = false;
    } else {
        Set<Map.Entry<Integer, Integer>> uniqueWells = new HashSet<Map.Entry<Integer, Integer>>();
        rowMap = new HashMap<String, Integer>();
        colMap = new HashMap<String, Integer>();
        for (String label : stageLabels) {
            if (null == label) {
                isHCS = false;
                break;
            }
            Map.Entry<Integer, Integer> wellCoords = getWellCoords(label);
            if (null == wellCoords) {
                isHCS = false;
                break;
            }
            uniqueWells.add(wellCoords);
            rowMap.put(label, wellCoords.getKey());
            colMap.put(label, wellCoords.getValue());
        }
        if (uniqueWells.size() != stageLabels.length) {
            isHCS = false;
        } else {
            rows = Collections.max(rowMap.values());
            cols = Collections.max(colMap.values());
            CoreMetadata c = core.get(0);
            core.clear();
            c.sizeZ = 1;
            c.sizeT = 1;
            c.imageCount = 1;
            for (int s = 0; s < uniqueWells.size(); s++) {
                CoreMetadata toAdd = new CoreMetadata(c);
                if (s > 0) {
                    toAdd.seriesMetadata.clear();
                }
                core.add(toAdd);
            }
            seriesToIFD = true;
        }
    }
    List<String> timestamps = null;
    MetamorphHandler handler = null;
    MetadataStore store = makeFilterMetadata();
    MetadataTools.populatePixels(store, this, true);
    if (isHCS) {
        store.setPlateID(MetadataTools.createLSID("Plate", 0), 0);
        store.setPlateRows(new PositiveInteger(rows), 0);
        store.setPlateColumns(new PositiveInteger(cols), 0);
        store.setPlateRowNamingConvention(NamingConvention.LETTER, 0);
        store.setPlateColumnNamingConvention(NamingConvention.NUMBER, 0);
    }
    int nextObjective = 0;
    String instrumentID = MetadataTools.createLSID("Instrument", 0);
    String detectorID = MetadataTools.createLSID("Detector", 0, 0);
    store.setInstrumentID(instrumentID, 0);
    store.setDetectorID(detectorID, 0, 0);
    store.setDetectorType(getDetectorType("Other"), 0, 0);
    for (int i = 0; i < getSeriesCount(); i++) {
        setSeries(i);
        // do not reparse the same XML for every well
        if (i == 0 || !isHCS) {
            handler = new MetamorphHandler(getSeriesMetadata());
        }
        if (isHCS) {
            String label = stageLabels[i];
            String wellID = MetadataTools.createLSID("Well", 0, i);
            store.setWellID(wellID, 0, i);
            store.setWellColumn(new NonNegativeInteger(colMap.get(label)), 0, i);
            store.setWellRow(new NonNegativeInteger(rowMap.get(label)), 0, i);
            store.setWellSampleID(MetadataTools.createLSID("WellSample", 0, i, 0), 0, i, 0);
            store.setWellSampleImageRef(MetadataTools.createLSID("Image", i), 0, i, 0);
            store.setWellSampleIndex(new NonNegativeInteger(i), 0, i, 0);
        }
        store.setImageInstrumentRef(instrumentID, i);
        String comment = getFirstComment(i);
        if (i == 0 || !isHCS) {
            if (comment != null && comment.startsWith("<MetaData>")) {
                try {
                    XMLTools.parseXML(XMLTools.sanitizeXML(comment), handler);
                } catch (IOException e) {
                }
            }
        }
        if (creationTime != null) {
            String date = DateTools.formatDate(creationTime, SHORT_DATE_FORMAT, ".");
            if (date != null) {
                store.setImageAcquisitionDate(new Timestamp(date), 0);
            }
        }
        store.setImageName(makeImageName(i).trim(), i);
        if (getMetadataOptions().getMetadataLevel() == MetadataLevel.MINIMUM) {
            continue;
        }
        store.setImageDescription("", i);
        store.setImagingEnvironmentTemperature(new Temperature(handler.getTemperature(), UNITS.CELSIUS), i);
        if (sizeX == null)
            sizeX = handler.getPixelSizeX();
        if (sizeY == null)
            sizeY = handler.getPixelSizeY();
        Length physicalSizeX = FormatTools.getPhysicalSizeX(sizeX);
        Length physicalSizeY = FormatTools.getPhysicalSizeY(sizeY);
        if (physicalSizeX != null) {
            store.setPixelsPhysicalSizeX(physicalSizeX, i);
        }
        if (physicalSizeY != null) {
            store.setPixelsPhysicalSizeY(physicalSizeY, i);
        }
        if (zDistances != null) {
            stepSize = zDistances[0];
        } else {
            List<Double> zPositions = new ArrayList<Double>();
            final List<Double> uniqueZ = new ArrayList<Double>();
            for (IFD ifd : ifds) {
                MetamorphHandler zPlaneHandler = new MetamorphHandler();
                String zComment = ifd.getComment();
                if (zComment != null && zComment.startsWith("<MetaData>")) {
                    try {
                        XMLTools.parseXML(XMLTools.sanitizeXML(zComment), zPlaneHandler);
                    } catch (IOException e) {
                    }
                }
                zPositions = zPlaneHandler.getZPositions();
                for (Double z : zPositions) {
                    if (!uniqueZ.contains(z))
                        uniqueZ.add(z);
                }
            }
            if (uniqueZ.size() > 1 && uniqueZ.size() == getSizeZ()) {
                BigDecimal lastZ = BigDecimal.valueOf(uniqueZ.get(uniqueZ.size() - 1));
                BigDecimal firstZ = BigDecimal.valueOf(uniqueZ.get(0));
                BigDecimal zRange = (lastZ.subtract(firstZ)).abs();
                BigDecimal zSize = BigDecimal.valueOf((double) (getSizeZ() - 1));
                MathContext mc = new MathContext(10, RoundingMode.HALF_UP);
                stepSize = zRange.divide(zSize, mc).doubleValue();
            }
        }
        Length physicalSizeZ = FormatTools.getPhysicalSizeZ(stepSize);
        if (physicalSizeZ != null) {
            store.setPixelsPhysicalSizeZ(physicalSizeZ, i);
        }
        if (handler.getLensNA() != 0 || handler.getLensRI() != 0) {
            String objectiveID = MetadataTools.createLSID("Objective", 0, nextObjective);
            store.setObjectiveID(objectiveID, 0, nextObjective);
            if (handler.getLensNA() != 0) {
                store.setObjectiveLensNA(handler.getLensNA(), 0, nextObjective);
            }
            store.setObjectiveSettingsID(objectiveID, i);
            if (handler.getLensRI() != 0) {
                store.setObjectiveSettingsRefractiveIndex(handler.getLensRI(), i);
            }
            nextObjective++;
        }
        int waveIndex = 0;
        for (int c = 0; c < getEffectiveSizeC(); c++) {
            if (firstSeriesChannels == null || (stageNames != null && stageNames.size() == getSeriesCount())) {
                waveIndex = c;
            } else if (firstSeriesChannels != null) {
                int s = i % 2;
                while (firstSeriesChannels[waveIndex] == (s == 1) && waveIndex < firstSeriesChannels.length) {
                    waveIndex++;
                }
            }
            if (waveNames != null && waveIndex < waveNames.size()) {
                store.setChannelName(waveNames.get(waveIndex).trim(), i, c);
            }
            if (handler.getBinning() != null)
                binning = handler.getBinning();
            if (binning != null) {
                store.setDetectorSettingsBinning(getBinning(binning), i, c);
            }
            if (handler.getReadOutRate() != 0) {
                store.setDetectorSettingsReadOutRate(new Frequency(handler.getReadOutRate(), UNITS.HERTZ), i, c);
            }
            if (gain == null) {
                gain = handler.getGain();
            }
            if (gain != null) {
                store.setDetectorSettingsGain(gain, i, c);
            }
            store.setDetectorSettingsID(detectorID, i, c);
            if (wave != null && waveIndex < wave.length) {
                Length wavelength = FormatTools.getWavelength(wave[waveIndex]);
                if ((int) wave[waveIndex] >= 1) {
                    // link LightSource to Image
                    int laserIndex = i * getEffectiveSizeC() + c;
                    String lightSourceID = MetadataTools.createLSID("LightSource", 0, laserIndex);
                    store.setLaserID(lightSourceID, 0, laserIndex);
                    store.setChannelLightSourceSettingsID(lightSourceID, i, c);
                    store.setLaserType(getLaserType("Other"), 0, laserIndex);
                    store.setLaserLaserMedium(getLaserMedium("Other"), 0, laserIndex);
                    if (wavelength != null) {
                        store.setChannelLightSourceSettingsWavelength(wavelength, i, c);
                    }
                }
            }
            waveIndex++;
        }
        timestamps = handler.getTimestamps();
        for (int t = 0; t < timestamps.size(); t++) {
            String date = DateTools.convertDate(DateTools.getTime(timestamps.get(t), SHORT_DATE_FORMAT, "."), DateTools.UNIX, SHORT_DATE_FORMAT + ".SSS");
            addSeriesMetaList("timestamp", date);
        }
        long startDate = 0;
        if (timestamps.size() > 0) {
            startDate = DateTools.getTime(timestamps.get(0), SHORT_DATE_FORMAT, ".");
        }
        final Length positionX = handler.getStagePositionX();
        final Length positionY = handler.getStagePositionY();
        final List<Double> exposureTimes = handler.getExposures();
        if (exposureTimes.size() == 0) {
            for (int p = 0; p < getImageCount(); p++) {
                exposureTimes.add(exposureTime);
            }
        } else if (exposureTimes.size() == 1 && exposureTimes.size() < getSizeC()) {
            for (int c = 1; c < getSizeC(); c++) {
                MetamorphHandler channelHandler = new MetamorphHandler();
                String channelComment = getComment(i, c);
                if (channelComment != null && channelComment.startsWith("<MetaData>")) {
                    try {
                        XMLTools.parseXML(XMLTools.sanitizeXML(channelComment), channelHandler);
                    } catch (IOException e) {
                    }
                }
                final List<Double> channelExpTime = channelHandler.getExposures();
                exposureTimes.add(channelExpTime.get(0));
            }
        }
        int lastFile = -1;
        IFDList lastIFDs = null;
        IFD lastIFD = null;
        double distance = zStart;
        TiffParser tp = null;
        RandomAccessInputStream stream = null;
        for (int p = 0; p < getImageCount(); p++) {
            int[] coords = getZCTCoords(p);
            Double deltaT = 0d;
            Double expTime = exposureTime;
            Double xmlZPosition = null;
            int fileIndex = getIndex(0, coords[1], coords[2]) / getSizeZ();
            if (fileIndex >= 0) {
                String file = stks == null ? currentId : stks[i][fileIndex];
                if (file != null) {
                    if (fileIndex != lastFile) {
                        if (stream != null) {
                            stream.close();
                        }
                        stream = new RandomAccessInputStream(file, 16);
                        tp = new TiffParser(stream);
                        tp.checkHeader();
                        IFDList f = tp.getIFDs();
                        if (f.size() > 0) {
                            lastFile = fileIndex;
                            lastIFDs = f;
                        } else {
                            file = null;
                            stks[i][fileIndex] = null;
                        }
                    }
                }
                if (file != null) {
                    lastIFD = lastIFDs.get(p % lastIFDs.size());
                    Object commentEntry = lastIFD.get(IFD.IMAGE_DESCRIPTION);
                    if (commentEntry != null) {
                        if (commentEntry instanceof String) {
                            comment = (String) commentEntry;
                        } else if (commentEntry instanceof TiffIFDEntry) {
                            comment = tp.getIFDValue((TiffIFDEntry) commentEntry).toString();
                        }
                    }
                    if (comment != null)
                        comment = comment.trim();
                    if (comment != null && comment.startsWith("<MetaData>")) {
                        String[] lines = comment.split("\n");
                        timestamps = new ArrayList<String>();
                        for (String line : lines) {
                            line = line.trim();
                            if (line.startsWith("<prop")) {
                                int firstQuote = line.indexOf("\"") + 1;
                                int lastQuote = line.lastIndexOf("\"");
                                String key = line.substring(firstQuote, line.indexOf("\"", firstQuote));
                                String value = line.substring(line.lastIndexOf("\"", lastQuote - 1) + 1, lastQuote);
                                if (key.equals("z-position")) {
                                    xmlZPosition = new Double(value);
                                } else if (key.equals("acquisition-time-local")) {
                                    timestamps.add(value);
                                }
                            }
                        }
                    }
                }
            }
            int index = 0;
            if (timestamps.size() > 0) {
                if (coords[2] < timestamps.size())
                    index = coords[2];
                String stamp = timestamps.get(index);
                long ms = DateTools.getTime(stamp, SHORT_DATE_FORMAT, ".");
                deltaT = (ms - startDate) / 1000.0;
            } else if (internalStamps != null && p < internalStamps.length) {
                long delta = internalStamps[p] - internalStamps[0];
                deltaT = delta / 1000.0;
                if (coords[2] < exposureTimes.size())
                    index = coords[2];
            }
            if (index == 0 && p > 0 && exposureTimes.size() > 0) {
                index = coords[1] % exposureTimes.size();
            }
            if (index < exposureTimes.size()) {
                expTime = exposureTimes.get(index);
            }
            if (deltaT != null) {
                store.setPlaneDeltaT(new Time(deltaT, UNITS.SECOND), i, p);
            }
            if (expTime != null) {
                store.setPlaneExposureTime(new Time(expTime, UNITS.SECOND), i, p);
            }
            if (stageX != null && p < stageX.length) {
                store.setPlanePositionX(stageX[p], i, p);
            } else if (positionX != null) {
                store.setPlanePositionX(positionX, i, p);
            }
            if (stageY != null && p < stageY.length) {
                store.setPlanePositionY(stageY[p], i, p);
            } else if (positionY != null) {
                store.setPlanePositionY(positionY, i, p);
            }
            if (zDistances != null && p < zDistances.length) {
                if (p > 0) {
                    if (zDistances[p] != 0d)
                        distance += zDistances[p];
                    else
                        distance += zDistances[0];
                }
                final Length zPos = new Length(distance, UNITS.REFERENCEFRAME);
                store.setPlanePositionZ(zPos, i, p);
            } else if (xmlZPosition != null) {
                final Length zPos = new Length(xmlZPosition, UNITS.REFERENCEFRAME);
                store.setPlanePositionZ(zPos, i, p);
            }
        }
        if (stream != null) {
            stream.close();
        }
    }
    setSeries(0);
}

Example 5 with IFDList

use of loci.formats.tiff.IFDList in project bioformats by openmicroscopy.

the class NikonReader method initStandardMetadata.

// -- Internal BaseTiffReader API methods --
/* @see BaseTiffReader#initStandardMetadata() */
@Override
protected void initStandardMetadata() throws FormatException, IOException {
    super.initStandardMetadata();
    // reset image dimensions
    // the actual image data is stored in IFDs referenced by the SubIFD tag
    // in the 'real' IFD
    CoreMetadata m = core.get(0);
    m.imageCount = ifds.size();
    IFD firstIFD = ifds.get(0);
    PhotoInterp photo = firstIFD.getPhotometricInterpretation();
    int samples = firstIFD.getSamplesPerPixel();
    m.rgb = samples > 1 || photo == PhotoInterp.RGB || photo == PhotoInterp.CFA_ARRAY;
    if (photo == PhotoInterp.CFA_ARRAY)
        samples = 3;
    m.sizeX = (int) firstIFD.getImageWidth();
    m.sizeY = (int) firstIFD.getImageLength();
    m.sizeZ = 1;
    m.sizeC = isRGB() ? samples : 1;
    m.sizeT = ifds.size();
    m.pixelType = firstIFD.getPixelType();
    m.indexed = false;
    // now look for the EXIF IFD pointer
    IFDList exifIFDs = tiffParser.getExifIFDs();
    if (exifIFDs.size() > 0) {
        IFD exifIFD = exifIFDs.get(0);
        tiffParser.fillInIFD(exifIFD);
        for (Integer key : exifIFD.keySet()) {
            int tag = key.intValue();
            String name = IFD.getIFDTagName(tag);
            if (tag == IFD.CFA_PATTERN) {
                byte[] cfa = (byte[]) exifIFD.get(key);
                int[] colorMap = new int[cfa.length];
                for (int i = 0; i < cfa.length; i++) colorMap[i] = (int) cfa[i];
                addGlobalMeta(name, colorMap);
                cfaPattern = colorMap;
            } else {
                addGlobalMeta(name, exifIFD.get(key));
                if (name.equals("MAKER_NOTE")) {
                    byte[] b = (byte[]) exifIFD.get(key);
                    int extra = new String(b, 0, 10, Constants.ENCODING).startsWith("Nikon") ? 10 : 0;
                    byte[] buf = new byte[b.length];
                    System.arraycopy(b, extra, buf, 0, buf.length - extra);
                    RandomAccessInputStream makerNote = new RandomAccessInputStream(buf);
                    TiffParser tp = new TiffParser(makerNote);
                    IFD note = null;
                    try {
                        note = tp.getFirstIFD();
                    } catch (Exception e) {
                        LOGGER.debug("Failed to parse first IFD", e);
                    }
                    if (note != null) {
                        for (Integer nextKey : note.keySet()) {
                            int nextTag = nextKey.intValue();
                            addGlobalMeta(name, note.get(nextKey));
                            if (nextTag == 150) {
                                b = (byte[]) note.get(nextKey);
                                RandomAccessInputStream s = new RandomAccessInputStream(b);
                                byte check1 = s.readByte();
                                byte check2 = s.readByte();
                                lossyCompression = check1 != 0x46;
                                vPredictor = new int[4];
                                for (int q = 0; q < vPredictor.length; q++) {
                                    vPredictor[q] = s.readShort();
                                }
                                curve = new int[16385];
                                int bps = ifds.get(0).getBitsPerSample()[0];
                                int max = 1 << bps & 0x7fff;
                                int step = 0;
                                int csize = s.readShort();
                                if (csize > 1) {
                                    step = max / (csize - 1);
                                }
                                if (check1 == 0x44 && check2 == 0x20 && step > 0) {
                                    for (int i = 0; i < csize; i++) {
                                        curve[i * step] = s.readShort();
                                    }
                                    for (int i = 0; i < max; i++) {
                                        int n = i % step;
                                        curve[i] = (curve[i - n] * (step - n) + curve[i - n + step] * n) / step;
                                    }
                                    s.seek(562);
                                    split = s.readShort();
                                } else {
                                    int maxValue = (int) Math.pow(2, bps) - 1;
                                    Arrays.fill(curve, maxValue);
                                    int nElements = (int) (s.length() - s.getFilePointer()) / 2;
                                    if (nElements < 100) {
                                        for (int i = 0; i < curve.length; i++) {
                                            curve[i] = (short) i;
                                        }
                                    } else {
                                        for (int q = 0; q < nElements; q++) {
                                            curve[q] = s.readShort();
                                        }
                                    }
                                }
                                s.close();
                            } else if (nextTag == WHITE_BALANCE_RGB_COEFFS) {
                                whiteBalance = (TiffRational[]) note.get(nextKey);
                            }
                        }
                    }
                    makerNote.close();
                }
            }
        }
    }
}