/** Opens the nth image of the specified TIFF stack. */
public ImagePlus openTiff(String path, int n) {
TiffDecoder td = new TiffDecoder(getDir(path), getName(path));
if (IJ.debugMode) td.enableDebugging();
FileInfo[] info = null;
try {
info = td.getTiffInfo();
} catch (IOException e) {
String msg = e.getMessage();
if (msg == null || msg.equals("")) msg = "" + e;
IJ.error("Open TIFF", msg);
return null;
}
if (info == null) return null;
FileInfo fi = info[0];
if (info.length == 1 && fi.nImages > 1) {
if (n < 1 || n > fi.nImages)
throw new IllegalArgumentException("N out of 1-" + fi.nImages + " range");
long size = fi.width * fi.height * fi.getBytesPerPixel();
fi.longOffset = fi.getOffset() + (n - 1) * (size + fi.gapBetweenImages);
fi.offset = 0;
fi.nImages = 1;
} else {
if (n < 1 || n > info.length)
throw new IllegalArgumentException("N out of 1-" + info.length + " range");
fi.longOffset = info[n - 1].getOffset();
fi.offset = 0;
fi.stripOffsets = info[n - 1].stripOffsets;
fi.stripLengths = info[n - 1].stripLengths;
}
FileOpener fo = new FileOpener(fi);
return fo.open(false);
}
/**
* Attempts to open the specified inputStream as a TIFF, returning an ImagePlus object if
* successful.
*/
public ImagePlus openTiff(InputStream in, String name) {
FileInfo[] info = null;
try {
TiffDecoder td = new TiffDecoder(in, name);
if (IJ.debugMode) td.enableDebugging();
info = td.getTiffInfo();
} catch (FileNotFoundException e) {
IJ.error("Open TIFF", "File not found: " + e.getMessage());
return null;
} catch (Exception e) {
IJ.error("Open TIFF", "" + e);
return null;
}
if (url != null && info != null && info.length == 1 && info[0].inputStream != null) {
try {
info[0].inputStream.close();
} catch (IOException e) {
}
try {
info[0].inputStream = new URL(url).openStream();
} catch (Exception e) {
IJ.error("Open TIFF", "" + e);
return null;
}
}
return openTiff2(info);
}
/** Attempts to open the specified file as a tiff. Returns an ImagePlus object if successful. */
public ImagePlus openTiff(String directory, String name) {
TiffDecoder td = new TiffDecoder(directory, name);
if (IJ.debugMode) td.enableDebugging();
FileInfo[] info = null;
try {
info = td.getTiffInfo();
} catch (IOException e) {
String msg = e.getMessage();
if (msg == null || msg.equals("")) msg = "" + e;
IJ.error("Open TIFF", msg);
return null;
}
if (info == null) return null;
return openTiff2(info);
}
/** Deserialize a byte array that was serialized using the FileSaver.serialize(). */
public ImagePlus deserialize(byte[] bytes) {
ByteArrayInputStream stream = new ByteArrayInputStream(bytes);
TiffDecoder decoder = new TiffDecoder(stream, "Untitled");
if (IJ.debugMode) decoder.enableDebugging();
FileInfo[] info = null;
try {
info = decoder.getTiffInfo();
} catch (IOException e) {
return null;
}
FileOpener opener = new FileOpener(info[0]);
ImagePlus imp = opener.open(false);
if (imp == null) return null;
imp.setTitle(info[0].fileName);
imp = makeComposite(imp, info[0]);
return imp;
}
