/** 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);
}
/** 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;
}
ImagePlus openTiff2(FileInfo[] info) {
if (info == null) return null;
ImagePlus imp = null;
if (IJ.debugMode) // dump tiff tags
IJ.log(info[0].debugInfo);
if (info.length > 1) { // try to open as stack
imp = openTiffStack(info);
if (imp != null) return imp;
}
FileOpener fo = new FileOpener(info[0]);
imp = fo.open(false);
if (imp == null) return null;
int[] offsets = info[0].stripOffsets;
if (offsets != null && offsets.length > 1 && offsets[offsets.length - 1] < offsets[0])
ij.IJ.run(imp, "Flip Vertically", "stack");
imp = makeComposite(imp, info[0]);
if (imp.getBitDepth() == 32 && imp.getTitle().startsWith("FFT of")) return openFFT(imp);
else return imp;
}
/** Opens the image and displays it. */
public void open() {
open(true);
}
