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

Example 31 with TiffParser

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

the class TrestleReader method isThisType.

/* @see loci.formats.IFormatReader#isThisType(RandomAccessInputStream) */
@Override
public boolean isThisType(RandomAccessInputStream stream) throws IOException {
    TiffParser parser = new TiffParser(stream);
    IFD ifd = parser.getFirstIFD();
    if (ifd == null)
        return false;
    String copyright = ifd.getIFDTextValue(IFD.COPYRIGHT);
    if (copyright == null)
        return false;
    return copyright.indexOf("Trestle Corp.") >= 0;
}

Example 32 with TiffParser

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

the class VectraReader method isThisType.

// -- IFormatReader API methods --
/* (non-Javadoc)
   * @see loci.formats.FormatReader#isThisType(java.lang.String, boolean)
   */
@Override
public boolean isThisType(String name, boolean open) {
    if (!open) {
        return checkSuffix(name, "qptiff");
    }
    try (RandomAccessInputStream stream = new RandomAccessInputStream(name)) {
        TiffParser tiffParser = new TiffParser(stream);
        tiffParser.setDoCaching(false);
        if (!tiffParser.isValidHeader()) {
            return false;
        }
        IFD ifd = tiffParser.getFirstIFD();
        if (ifd == null) {
            return false;
        }
        tiffParser.fillInIFD(ifd);
        String software = ifd.getIFDTextValue(IFD.SOFTWARE);
        return software != null && software.startsWith(SOFTWARE_CHECK);
    } catch (IOException e) {
        LOGGER.debug("I/O exception during isThisType() evaluation.", e);
        return false;
    }
}

Example 33 with TiffParser

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

the class SVSReader method isThisType.

/* (non-Javadoc)
   * @see loci.formats.FormatReader#isThisType(java.lang.String, boolean)
   */
@Override
public boolean isThisType(String name, boolean open) {
    boolean isThisType = super.isThisType(name, open);
    if (!isThisType && open) {
        RandomAccessInputStream stream = null;
        try {
            stream = new RandomAccessInputStream(name);
            TiffParser tiffParser = new TiffParser(stream);
            tiffParser.setDoCaching(false);
            if (!tiffParser.isValidHeader()) {
                return false;
            }
            IFD ifd = tiffParser.getFirstIFD();
            if (ifd == null) {
                return false;
            }
            Object description = ifd.get(IFD.IMAGE_DESCRIPTION);
            if (description != null) {
                String imageDescription = null;
                if (description instanceof TiffIFDEntry) {
                    Object value = tiffParser.getIFDValue((TiffIFDEntry) description);
                    if (value != null) {
                        imageDescription = value.toString();
                    }
                } else if (description instanceof String) {
                    imageDescription = (String) description;
                }
                if (imageDescription != null && imageDescription.startsWith(APERIO_IMAGE_DESCRIPTION_PREFIX)) {
                    return true;
                }
            }
            return false;
        } catch (IOException e) {
            LOGGER.debug("I/O exception during isThisType() evaluation.", e);
            return false;
        } finally {
            try {
                if (stream != null) {
                    stream.close();
                }
            } catch (IOException e) {
                LOGGER.debug("I/O exception during stream closure.", e);
            }
        }
    }
    return isThisType;
}

Example 34 with TiffParser

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

the class SlidebookTiffReader method isThisType.

// -- IFormatReader API methods --
/* @see loci.formats.IFormatReader#isThisType(RandomAccessInputStream) */
@Override
public boolean isThisType(RandomAccessInputStream stream) throws IOException {
    TiffParser tp = new TiffParser(stream);
    IFD ifd = tp.getFirstIFD();
    if (ifd == null)
        return false;
    String software = ifd.getIFDTextValue(IFD.SOFTWARE);
    if (software == null)
        return false;
    return software.equals(SLIDEBOOK_MAGIC_STRING) && ifd.getComment().length() == 0 && (ifd.containsKey(X_POS_TAG) || ifd.containsKey(Y_POS_TAG) || ifd.containsKey(Z_POS_TAG) || ifd.containsKey(CHANNEL_TAG) || ifd.containsKey(PHYSICAL_SIZE_TAG) || ifd.containsKey(MAGNIFICATION_TAG));
}

Example 35 with TiffParser

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

the class SlidebookTiffReader method getFirstChannel.

private String getFirstChannel(String path) throws FormatException, IOException {
    RandomAccessInputStream s = new RandomAccessInputStream(path);
    TiffParser parser = new TiffParser(s);
    IFD ifd = parser.getFirstIFD();
    Object channel = ifd.getIFDValue(CHANNEL_TAG);
    s.close();
    parser.getStream().close();
    return channel == null ? null : channel.toString();
}