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/**
**
** ElphelTiffWriter - Write Tiff files w/o loci
**
** Copyright (C) 2023 Elphel, Inc.
**
** -----------------------------------------------------------------------------**
**
** ElphelTiffWriter.java 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 3 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/>.
** -----------------------------------------------------------------------------**
**
*/
package com.elphel.imagej.readers;
import java.awt.Transparency;
import java.awt.color.ColorSpace;
import java.awt.image.BufferedImage;
import java.awt.image.ColorModel;
import java.awt.image.ComponentColorModel;
import java.awt.image.DataBuffer;
import java.awt.image.DataBufferInt;
import java.awt.image.DataBufferFloat;
import java.awt.image.Raster;
import java.awt.image.SampleModel;
import java.awt.image.WritableRaster;
import java.awt.image.PixelInterleavedSampleModel;
import java.io.File;
import java.io.IOException;
import java.time.LocalDateTime;
import javax.imageio.IIOImage;
import javax.imageio.ImageIO;
import javax.imageio.ImageTypeSpecifier;
import javax.imageio.ImageWriteParam;
import javax.imageio.ImageWriter;
import javax.imageio.metadata.IIOInvalidTreeException;
import javax.imageio.metadata.IIOMetadata;
import javax.imageio.metadata.IIOMetadataFormatImpl;
import javax.imageio.metadata.IIOMetadataNode;
import javax.imageio.stream.FileImageOutputStream;
import javax.imageio.plugins.tiff.TIFFDirectory;
import javax.imageio.plugins.tiff.TIFFTagSet;
import javax.imageio.plugins.tiff.ExifGPSTagSet;
import javax.imageio.plugins.tiff.ExifParentTIFFTagSet;
import javax.imageio.plugins.tiff.TIFFField;
import org.w3c.dom.Node;
import com.elphel.imagej.ims.Did_ins;
import ij.ImagePlus;
public class ElphelTiffWriter {
public static String TIFF_METADATA_FORMAT = "javax_imageio_tiff_image_1.0";
public static String TIFF_FIELD_TAG = "TIFFField";
public static String TIFF_ASCIIS_TAG = "TIFFAsciis";
public static String TIFF_ASCII_TAG = "TIFFAscii";
public static String TIFF_BYTES_TAG = "TIFFBytes";
public static String TIFF_BYTE_TAG = "TIFFByte";
public static String TIFF_SHORTS_TAG = "TIFFShorts";
public static String TIFF_SHORT_TAG = "TIFFShort";
public static String TIFF_RATIONALS_TAG = "TIFFRationals";
public static String TIFF_RATIONAL_TAG = "TIFFRational";
public static String TIFF_FIELD_VALUE_ATTRIBUTE = "value";
public static String TIFF_FIELD_DESCRIPTION_ATTRIBUTE = "description";
public static void saveTiffARGBOrGray32(
ImagePlus imp,
String path, // full path to save image
double [] lla, // latitude, longitude, altitude (or null)
double [] xy_center, // X,Y of top left to vertical (negative meters)
LocalDateTime dt, // local date/time or null
double pix_in_meters, // resolution or Double.NaN
boolean imageJTags, // later will use it to encode from properties
int debugLevel
) {
File outputFile = new File(path);
if (debugLevel > -3) {
System.out.println("ElphelTiffWriter.saveTiffARGB32(): will write to "+outputFile);
}
ImageWriter tiffWriter = ImageIO.getImageWritersByFormatName("tiff").next();
ImageWriteParam tiffWriteParam = tiffWriter.getDefaultWriteParam();
// tiffWriteParam.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
// https://docs.oracle.com/en/java/javase/17/docs/api/java.desktop/javax/imageio/metadata/doc-files/tiff_metadata.html
// tiffWriteParam.setCompressionType("Exif JPEG");
tiffWriteParam.setCompressionMode(ImageWriteParam.MODE_DISABLED);
BufferedImage bufferedImageAlpha;
BufferedImage bufferedImage = (BufferedImage) imp.getImage(); // properties=null
if (imp.getType()==ImagePlus.COLOR_RGB) {
/* ImagePlus image removes alpha, so we need to create a new ARGB BufferedImage
* and copy data (it is correct in imp.getImage() */
bufferedImageAlpha = new BufferedImage(
bufferedImage.getWidth(),
bufferedImage.getHeight(),
BufferedImage.TYPE_INT_ARGB);
int [] ipixels = (int[])imp.getProcessor().getPixels();
final int[] bia_as_arr = ( (DataBufferInt) bufferedImageAlpha.getRaster().getDataBuffer() ).getData();
System.arraycopy(ipixels, 0, bia_as_arr, 0, bia_as_arr.length);
} else {
bufferedImageAlpha = createFloatBufferedImage(
bufferedImage.getWidth(),
bufferedImage.getHeight()
);
float [] pixels = (float[]) imp.getProcessor().getPixels();
final float[] bia_as_arr = ( (DataBufferFloat) bufferedImageAlpha.getRaster().getDataBuffer() ).getData();
System.arraycopy(pixels, 0, bia_as_arr, 0, bia_as_arr.length);
}
ImageTypeSpecifier imageType = ImageTypeSpecifier.createFromRenderedImage(bufferedImageAlpha);
IIOMetadata imageMetadata = tiffWriter.getDefaultImageMetadata(imageType, tiffWriteParam);
if (debugLevel > 0) {System.out.println("\n=== imageMetadata ===:");DumpImageMetadata.dumpMetadata(imageMetadata);}
// just for testing:
int cm_dig_after = 9;
// Here is a way adding tag sets through TIFFDirectory
/*
TIFFDirectory directory = null;
try {
directory = TIFFDirectory.createFromMetadata(imageMetadata);
} catch (IIOInvalidTreeException e2) {
// TODO Auto-generated catch block
e2.printStackTrace();
}
TIFFTagSet tag_set = ExifGPSTagSet.getInstance();
TIFFTagSet eptts = ExifParentTIFFTagSet.getInstance();
// Try changing node attributes w/o need for directory
directory.addTagSet(tag_set); // ExifGPSTagSet.getInstance());
directory.addTagSet(eptts); // ExifParentTIFFTagSet.getInstance());
//ExifGPSTagSet
imageMetadata = directory.getAsMetadata();
*/
IIOMetadataNode root_new = (IIOMetadataNode) imageMetadata.getAsTree(TIFF_METADATA_FORMAT);//?
if (debugLevel > 0) {System.out.println("\n=== root_new ===:");DumpImageMetadata.displayMetadataNode(root_new, 1);}
IIOMetadataNode ifd = (IIOMetadataNode) root_new.getFirstChild();
ifd.setAttribute("tagSets",
"javax.imageio.plugins.tiff.BaselineTIFFTagSet,javax.imageio.plugins.tiff.ExifGPSTagSet,javax.imageio.plugins.tiff.ExifParentTIFFTagSet");
if ((lla != null) || (dt!=null)) {
IIOMetadataNode gpsRootNode = createGpsMetadata(lla, dt);
if (debugLevel > 0) {System.out.println("\n=== gpsRootNode ===:");DumpImageMetadata.displayMetadataNode(gpsRootNode, 1);}
ifd.appendChild(gpsRootNode);
}
addResolutionMetadata(ifd,pix_in_meters,cm_dig_after); // NOP if pix_in_meters is NaN
addXYPositionMetadata(ifd,xy_center,3);
if (debugLevel > 0) {
System.out.println("\n=== ifd ===:");DumpImageMetadata.displayMetadataNode(ifd, 1);
System.out.println("\n=== root_new ===:"); DumpImageMetadata.displayMetadataNode(root_new, 1);
System.out.println("\n=== imageMetadata - before merge ===:"); DumpImageMetadata.displayMetadataNode(imageMetadata.getAsTree(TIFF_METADATA_FORMAT), 1);
}
try {
imageMetadata.mergeTree(TIFF_METADATA_FORMAT, root_new); // dimension); // Root must have "TIFFIFD" child
} catch (IIOInvalidTreeException e1) {
e1.printStackTrace();
return;
}
if (debugLevel > 0) {System.out.println("\n=== imageMetadata - after merge ===:");DumpImageMetadata.displayMetadataNode(imageMetadata.getAsTree(TIFF_METADATA_FORMAT), 1);}
FileImageOutputStream outputStream;
try {
outputStream = new FileImageOutputStream(outputFile);
} catch (IOException e1) {
e1.printStackTrace();
return;
}
tiffWriter.setOutput(outputStream);
IIOImage image_with_metadata = new IIOImage(bufferedImageAlpha, null, imageMetadata);
System.out.println();
try {
tiffWriter.write(
null, // tiffStreamMetadata,
image_with_metadata,
tiffWriteParam);
} catch (IOException e) {
e.printStackTrace();
}
System.out.println();
}
private static BufferedImage createFloatBufferedImage(
int width,
int height
) {
//https://stackoverflow.com/questions/26766751/java-create-bufferedimage-with-float-precision/26775056#26775056
// int bands = 4; // 4 bands for ARGB, 3 for RGB etc
// int[] bandOffsets = {0, 1, 2, 3}; // length == bands, 0 == R, 1 == G, 2 == B and 3 == A
int bands = 1; // 4 bands for ARGB, 3 for RGB etc
int[] bandOffsets = {0}; // length == bands, 0 == R, 1 == G, 2 == B and 3 == A
// Create a TYPE_FLOAT sample model (specifying how the pixels are stored)
// SampleModel sampleModel0 = new PixelInterleavedSampleModel(
// DataBuffer.TYPE_FLOAT,
// width,
// height,
// bands,
// width * bands,
// bandOffsets);
// Create a color model compatible with this sample model/raster (TYPE_FLOAT)
// Note that the number of bands must equal the number of color components in the
// color space (3 for RGB) + 1 extra band if the color model contains alpha
ColorSpace colorSpace = ColorSpace.getInstance(ColorSpace.CS_GRAY); // CS_sRGB);
// ColorModel colorModel = new ComponentColorModel(colorSpace, true, false, Transparency.TRANSLUCENT, DataBuffer.TYPE_FLOAT);
ColorModel colorModel = new ComponentColorModel(
colorSpace,
false, // true,
false,
Transparency.TRANSLUCENT, // ?
DataBuffer.TYPE_FLOAT);
SampleModel sampleModel = colorModel.createCompatibleSampleModel (width, height);
// ...and data buffer (where the pixels are stored)
DataBuffer buffer = new DataBufferFloat(width * height * bands);
// Wrap it in a writable raster
WritableRaster raster = Raster.createWritableRaster(sampleModel, buffer, null);
// And finally create an image with this raster
BufferedImage image = new BufferedImage(colorModel, raster, colorModel.isAlphaPremultiplied(), null);
return image;
/*
* color space (ColorSpace.CS_GRAY) and no transparency may make more sense.
public class FloatImage {
public static void main(String[] args) {
// Define dimensions and layout of the image
int w = 300;
int h = 200;
int bands = 4; // 4 bands for ARGB, 3 for RGB etc
int[] bandOffsets = {0, 1, 2, 3}; // length == bands, 0 == R, 1 == G, 2 == B and 3 == A
// Create a TYPE_FLOAT sample model (specifying how the pixels are stored)
SampleModel sampleModel = new PixelInterleavedSampleModel(DataBuffer.TYPE_FLOAT, w, h, bands, w * bands, bandOffsets);
// ...and data buffer (where the pixels are stored)
DataBuffer buffer = new DataBufferFloat(w * h * bands);
// Wrap it in a writable raster
WritableRaster raster = Raster.createWritableRaster(sampleModel, buffer, null);
// Create a color model compatible with this sample model/raster (TYPE_FLOAT)
// Note that the number of bands must equal the number of color components in the
// color space (3 for RGB) + 1 extra band if the color model contains alpha
ColorSpace colorSpace = ColorSpace.getInstance(ColorSpace.CS_sRGB);
ColorModel colorModel = new ComponentColorModel(colorSpace, true, false, Transparency.TRANSLUCENT, DataBuffer.TYPE_FLOAT);
// And finally create an image with this raster
BufferedImage image = new BufferedImage(colorModel, raster, colorModel.isAlphaPremultiplied(), null);
System.out.println("image = " + image);
}
}
*/
}
private static IIOMetadataNode createRationalDegrees(double d, int digits_after) { // 8
int denom = 1;
for (int i = 0; i < digits_after; i++) denom *= 10;
int degs = (int) Math.floor(d);
d = 60* (d - degs);
int mins = (int) Math.floor(d);
d = 60* (d - mins);
int fsec = (int) Math.round(d*denom);
IIOMetadataNode node_rationals = new IIOMetadataNode(TIFF_RATIONALS_TAG);
IIOMetadataNode node_degs = new IIOMetadataNode(TIFF_RATIONAL_TAG);
node_degs.setAttribute(TIFF_FIELD_VALUE_ATTRIBUTE, degs+"/1");
IIOMetadataNode node_mins = new IIOMetadataNode(TIFF_RATIONAL_TAG);
node_mins.setAttribute(TIFF_FIELD_VALUE_ATTRIBUTE, mins+"/1");
IIOMetadataNode node_secs = new IIOMetadataNode(TIFF_RATIONAL_TAG);
node_secs.setAttribute(TIFF_FIELD_VALUE_ATTRIBUTE, fsec+"/"+denom);
node_rationals.appendChild(node_degs);
node_rationals.appendChild(node_mins);
node_rationals.appendChild(node_secs);
return node_rationals;
}
private static IIOMetadataNode createRationalMeters(double d, int digits_after) { // 3
int denom = 1;
for (int i = 0; i < digits_after; i++) denom *= 10;
int fmeters = (int) Math.round(d*denom);
IIOMetadataNode node_rationals = new IIOMetadataNode(TIFF_RATIONALS_TAG);
IIOMetadataNode node_meters = new IIOMetadataNode(TIFF_RATIONAL_TAG);
node_meters.setAttribute(TIFF_FIELD_VALUE_ATTRIBUTE, fmeters+"/"+denom);
node_rationals.appendChild(node_meters);
return node_rationals;
}
private static IIOMetadataNode createTimeStamp(LocalDateTime dt, int digits_after) { // 3
int denom = 1;
for (int i = 0; i < digits_after; i++) denom *= 10;
int fsec = dt.getSecond()*denom+((int) Math.round(denom * (dt.getNano()*1E-9)));
IIOMetadataNode node_rationals = new IIOMetadataNode(TIFF_RATIONALS_TAG);
IIOMetadataNode node_hrs = new IIOMetadataNode(TIFF_RATIONAL_TAG);
node_hrs.setAttribute(TIFF_FIELD_VALUE_ATTRIBUTE, dt.getHour()+"/1");
IIOMetadataNode node_mins = new IIOMetadataNode(TIFF_RATIONAL_TAG);
node_mins.setAttribute(TIFF_FIELD_VALUE_ATTRIBUTE, dt.getMinute()+"/1");
IIOMetadataNode node_secs = new IIOMetadataNode(TIFF_RATIONAL_TAG);
node_secs.setAttribute(TIFF_FIELD_VALUE_ATTRIBUTE, fsec+"/"+denom);
node_rationals.appendChild(node_hrs);
node_rationals.appendChild(node_mins);
node_rationals.appendChild(node_secs);
return node_rationals;
}
private static IIOMetadataNode createDateStamp(LocalDateTime dt) {
IIOMetadataNode node_date = new IIOMetadataNode(TIFF_ASCIIS_TAG);
IIOMetadataNode node_date_ascii = new IIOMetadataNode(TIFF_ASCII_TAG);
node_date_ascii.setAttribute(TIFF_FIELD_VALUE_ATTRIBUTE,
String.format("%04d:%02d:%02d", dt.getYear(), dt.getMonthValue(), dt.getDayOfMonth()));
node_date.appendChild(node_date_ascii);
return node_date;
}
private static IIOMetadataNode createGpsMetadata(
double [] lla,
LocalDateTime dt) {
int ang_sec_after = 5;
int meters_after = 3;
int seconds_after = 3;
// WGS84 latitude, longitude, height above ellipsoid (degrees,degrees,meters)
IIOMetadataNode gpsRootNode = new IIOMetadataNode("TIFFIFD");
gpsRootNode.setAttribute("parentTagNumber", "34853");
gpsRootNode.setAttribute("parentTagName", "GPSInfoIFDPointer");
gpsRootNode.setAttribute("tagSets", "javax.imageio.plugins.tiff.ExifGPSTagSet");
boolean lat_south, long_west, alt_down;
double lat_abs, long_abs, alt_abs;
if (lla != null) {
lat_south = lla[0] < 0;
lat_abs = Math.abs(lla[0]);
long_west = lla[1] < 0;
long_abs = Math.abs(lla[1]);
alt_down = lla[2] < 0;
alt_abs = Math.abs(lla[2]);
// Latitude
IIOMetadataNode node_lat_ref = new IIOMetadataNode(TIFF_FIELD_TAG);
node_lat_ref.setAttribute("number", "1");
node_lat_ref.setAttribute("name", "GPSLatitudeRef");
IIOMetadataNode node_lat_ref_asciis = new IIOMetadataNode(TIFF_ASCIIS_TAG);
IIOMetadataNode node_lat_ref_ascii = new IIOMetadataNode(TIFF_ASCII_TAG);
node_lat_ref_ascii.setAttribute(TIFF_FIELD_VALUE_ATTRIBUTE, lat_south?"S":"N");
node_lat_ref_asciis.appendChild(node_lat_ref_ascii);
node_lat_ref.appendChild(node_lat_ref_asciis);
gpsRootNode.appendChild(node_lat_ref);
IIOMetadataNode node_lat = new IIOMetadataNode(TIFF_FIELD_TAG);
node_lat.setAttribute("number", "2");
node_lat.setAttribute("name", "GPSLatitude");
node_lat.appendChild(createRationalDegrees(lat_abs, ang_sec_after));
gpsRootNode.appendChild(node_lat);
// Longitude
IIOMetadataNode node_long_ref = new IIOMetadataNode(TIFF_FIELD_TAG);
node_long_ref.setAttribute("number", "3");
node_long_ref.setAttribute("name", "GPSLongitudeRef");
IIOMetadataNode node_long_ref_asciis = new IIOMetadataNode(TIFF_ASCIIS_TAG);
IIOMetadataNode node_long_ref_ascii = new IIOMetadataNode(TIFF_ASCII_TAG);
node_long_ref_ascii.setAttribute(TIFF_FIELD_VALUE_ATTRIBUTE, long_west?"W":"E");
node_long_ref_asciis.appendChild(node_long_ref_ascii);
node_long_ref.appendChild(node_long_ref_asciis);
gpsRootNode.appendChild(node_long_ref);
IIOMetadataNode node_long = new IIOMetadataNode(TIFF_FIELD_TAG);
node_long.setAttribute("number", "4");
node_long.setAttribute("name", "GPSLongitude");
node_long.appendChild(createRationalDegrees(long_abs, ang_sec_after));
gpsRootNode.appendChild(node_long);
// Altitude
IIOMetadataNode node_alt_ref = new IIOMetadataNode(TIFF_FIELD_TAG);
node_alt_ref.setAttribute("number", "5");
node_alt_ref.setAttribute("name", "GPSAltitudeRef");
IIOMetadataNode node_alt_ref_asciis = new IIOMetadataNode(TIFF_BYTES_TAG);
IIOMetadataNode node_alt_ref_ascii = new IIOMetadataNode(TIFF_BYTE_TAG);
node_alt_ref_ascii.setAttribute(TIFF_FIELD_VALUE_ATTRIBUTE, alt_down?"1":"0");
node_alt_ref_ascii.setAttribute(TIFF_FIELD_DESCRIPTION_ATTRIBUTE, "Sea level");
node_alt_ref_asciis.appendChild(node_alt_ref_ascii);
node_alt_ref.appendChild(node_alt_ref_asciis);
gpsRootNode.appendChild(node_alt_ref);
IIOMetadataNode node_alt = new IIOMetadataNode(TIFF_FIELD_TAG);
node_alt.setAttribute("number", "6");
node_alt.setAttribute("name", "GPSAltitude");
node_alt.appendChild(createRationalMeters(alt_abs, meters_after));
gpsRootNode.appendChild(node_alt);
}
if (dt != null) {
// Time
IIOMetadataNode node_time = new IIOMetadataNode(TIFF_FIELD_TAG);
node_time.setAttribute("number", "7");
node_time.setAttribute("name", "GPSTimeStamp");
node_time.appendChild(createTimeStamp(dt,seconds_after));
gpsRootNode.appendChild(node_time);
// Date
IIOMetadataNode node_date = new IIOMetadataNode(TIFF_FIELD_TAG);
node_date.setAttribute("number", "29");
node_date.setAttribute("name", "GPSDateStamp");
node_date.appendChild(createDateStamp(dt));
gpsRootNode.appendChild(node_date);
}
return gpsRootNode;
}
private static void addResolutionMetadata(
IIOMetadataNode ifd,
double resolutionPixelInMeters, // NaN for undefined
int digits_after) {
if (Double.isNaN(resolutionPixelInMeters)) {
return;
}
int denom = 1;
for (int i = 0; i < digits_after; i++) denom *= 10;
int fppcm = (int) Math.round(denom * 0.01/resolutionPixelInMeters); // pixels per cm
IIOMetadataNode node_resolution_unit = new IIOMetadataNode(TIFF_FIELD_TAG);
node_resolution_unit.setAttribute("number", "296");
node_resolution_unit.setAttribute("name", "ResolutionUnit");
IIOMetadataNode node_ru_shorts = new IIOMetadataNode(TIFF_SHORTS_TAG);
IIOMetadataNode node_ru_short = new IIOMetadataNode(TIFF_SHORT_TAG);
node_ru_short.setAttribute(TIFF_FIELD_VALUE_ATTRIBUTE, "3"); // cm
node_ru_short.setAttribute(TIFF_FIELD_DESCRIPTION_ATTRIBUTE, "Centimeter"); // cm
node_ru_shorts.appendChild(node_ru_short);
node_resolution_unit.appendChild(node_ru_shorts);
ifd.appendChild(node_resolution_unit);
IIOMetadataNode node_x_resolution = new IIOMetadataNode(TIFF_FIELD_TAG);
node_x_resolution.setAttribute("number", "282");
node_x_resolution.setAttribute("name", "XResolution");
IIOMetadataNode node_x_rationals = new IIOMetadataNode(TIFF_RATIONALS_TAG);
IIOMetadataNode node_x_rational = new IIOMetadataNode(TIFF_RATIONAL_TAG);
node_x_rational.setAttribute(TIFF_FIELD_VALUE_ATTRIBUTE, fppcm+"/"+denom);
node_x_rationals.appendChild(node_x_rational);
node_x_resolution.appendChild(node_x_rationals);
ifd.appendChild(node_x_resolution);
IIOMetadataNode node_y_resolution = new IIOMetadataNode(TIFF_FIELD_TAG);
node_y_resolution.setAttribute("number", "283");
node_y_resolution.setAttribute("name", "YResolution");
IIOMetadataNode node_y_rationals = new IIOMetadataNode(TIFF_RATIONALS_TAG);
IIOMetadataNode node_y_rational = new IIOMetadataNode(TIFF_RATIONAL_TAG);
node_y_rational.setAttribute(TIFF_FIELD_VALUE_ATTRIBUTE, fppcm+"/"+denom);
node_y_rationals.appendChild(node_y_rational);
node_y_resolution.appendChild(node_y_rationals);
ifd.appendChild(node_y_resolution);
}
private static void addXYPositionMetadata(
IIOMetadataNode ifd,
double [] xy_position, // both should be negative
int digits_after) {
if (xy_position == null) {
return;
}
double xpos = Math.max(-xy_position[0] * 100, 0); // cm, prevent negative rationals, use 0 if negative
double ypos = Math.max(-xy_position[1] * 100, 0); // cm, prevent negative rationals, use 0 if negative
int denom = 1;
for (int i = 0; i < digits_after; i++) denom *= 10;
int ixpos = (int) Math.round(denom * xpos); // XPosition numerator
int iypos = (int) Math.round(denom * ypos); // YPosition numerator
IIOMetadataNode node_x_position = new IIOMetadataNode(TIFF_FIELD_TAG);
node_x_position.setAttribute("number", "286");
node_x_position.setAttribute("name", "XPosition");
IIOMetadataNode node_x_rationals = new IIOMetadataNode(TIFF_RATIONALS_TAG);
IIOMetadataNode node_x_rational = new IIOMetadataNode(TIFF_RATIONAL_TAG);
node_x_rational.setAttribute(TIFF_FIELD_VALUE_ATTRIBUTE, ixpos+"/"+denom);
node_x_rationals.appendChild(node_x_rational);
node_x_position.appendChild(node_x_rationals);
ifd.appendChild(node_x_position);
IIOMetadataNode node_y_position = new IIOMetadataNode(TIFF_FIELD_TAG);
node_y_position.setAttribute("number", "287");
node_y_position.setAttribute("name", "YPosition");
IIOMetadataNode node_y_rationals = new IIOMetadataNode(TIFF_RATIONALS_TAG);
IIOMetadataNode node_y_rational = new IIOMetadataNode(TIFF_RATIONAL_TAG);
node_y_rational.setAttribute(TIFF_FIELD_VALUE_ATTRIBUTE, iypos+"/"+denom);
node_y_rationals.appendChild(node_y_rational);
node_y_position.appendChild(node_y_rationals);
ifd.appendChild(node_y_position);
}
/*
*
FileImageOutputStream outputStream = new FileImageOutputStream(outputFile);
writer.setOutput(outputStream);
IIOImage image = new IIOImage(outputImage, null, null);
writer.write(null, image, imageWriteParam);
writer.dispose();
*
*
*
image BufferedImage (id=191)
accelerationPriority 0.5
colorModel DirectColorModel (id=192)
imageType 1
osis null
properties null
raster IntegerInterleavedRaster (id=196)
surfaceManager null
*/
/*
public static void saveTiffARGB32(
ImagePlus imp,
String path,
boolean imageJTags,
int debugLevel
) throws IOException, FormatException, ServiceException, DependencyException{
int IFDImageFullWidth= 0x8214; // not defined in loci.formats.tiff.IFD
int IFDImageFullLength=0x8215; // not defined in loci.formats.tiff.IFD
// public static final int META_DATA_BYTE_COUNTS = 50838; // private tag registered with Adobe
// public static final int META_DATA = 50839; // private tag registered with Adobe
int IFDImageJByteCounts= 0xc696; // was array {12( if no slices, roi, etc.), bytes in info}
int IFDImageJInfo= 0xc697; // ImageJ info, starting with magic IJIJinfo,
byte [] ImageJInfoMagic={73,74,73,74,105,110,102,111,0,0,0,1};
int pixelsDenominator=1000;
String description=(imp.getProperty("description")!=null)?((String) imp.getProperty("description")):"Elphel Eyesis4pi";
int [] iPixels= (int []) imp.getProcessor().getPixels();
byte [] bytes=new byte[iPixels.length*4];
int pIndex=0;
for (int i=0;i<iPixels.length;i++){
bytes[pIndex++]=(byte) ((iPixels[i]>>16)& 0xff); // R
bytes[pIndex++]=(byte) ((iPixels[i]>> 8)& 0xff); // G
bytes[pIndex++]=(byte) ((iPixels[i]>> 0)& 0xff); // B
bytes[pIndex++]=(byte) ((iPixels[i]>>24)& 0xff); // alpha
}
IFD ifd=new IFD();
ifd.put(IFD.LITTLE_ENDIAN, false);
// ifd.put(new Integer(IFD.LITTLE_ENDIAN), new Boolean(true));
ifd.put(IFD.IMAGE_WIDTH, imp.getWidth());
ifd.put(IFD.IMAGE_LENGTH, imp.getHeight());
ifd.put(IFD.SAMPLES_PER_PIXEL, 4);
ifd.putIFDValue(IFD.SOFTWARE, "Elphel Eyesis");
ifd.putIFDValue(IFD.IMAGE_DESCRIPTION, description);
// copy some other data?
ifd.putIFDValue(IFD.COMPRESSION, 1); //TiffCompression.UNCOMPRESSED);
ifd.putIFDValue(IFD.PHOTOMETRIC_INTERPRETATION,2); // RGB
ifd.putIFDValue(IFD.EXTRA_SAMPLES,2); // extra 2 bytes (over 3) meaning Unassociated alpha data
// ifd.putIFDValue(IFD.EXTRA_SAMPLES,1); // extra 1 byte (over 3) meaning Associated alpha data
ifd.putIFDValue(IFD.SAMPLE_FORMAT,1); //
// int [] bpsArray={8,8,8,8};
// ifd.putIFDValue(IFD.BITS_PER_SAMPLE, bpsArray); // will be done automatically
if (imp.getProperty("XPosition")!=null) {
ifd.putIFDValue(IFD.X_POSITION,
new TiffRational((int) Math.round(pixelsDenominator*Double.parseDouble((String) imp.getProperty("XPosition"))) , pixelsDenominator));
}
if (imp.getProperty("YPosition")!=null) {
ifd.putIFDValue(IFD.Y_POSITION,
new TiffRational((int) Math.round(pixelsDenominator*Double.parseDouble((String) imp.getProperty("YPosition"))) , pixelsDenominator));
}
if (imp.getProperty("ImageFullWidth")!=null){
ifd.putIFDValue(IFDImageFullWidth, (long) Integer.parseInt((String) imp.getProperty("ImageFullWidth")));
}
if (imp.getProperty("ImageFullLength")!=null){
ifd.putIFDValue(IFDImageFullLength, (long) Integer.parseInt((String) imp.getProperty("ImageFullLength")));
}
//TODO: Seems to match ImageJ Info, but it is not recognized :-(
if (imageJTags && (imp.getProperty("Info")!=null) && (imp.getProperty("Info") instanceof String)){
int skipFirstBytes=2;
String info=(String) imp.getProperty("Info");
byte [] bInfoBody=info.getBytes("UTF-16");
int [] bInfo = new int [ImageJInfoMagic.length+bInfoBody.length-skipFirstBytes];
int index=0;
for (int i=0;i<ImageJInfoMagic.length;i++) bInfo[index++]=ImageJInfoMagic[i];
for (int i=skipFirstBytes;i<bInfoBody.length; i++) bInfo[index++]=bInfoBody[i]; // first 2 bytes {-2, -1} ???
long [] imageJcounts={12, bInfoBody.length-skipFirstBytes};
ifd.putIFDValue(IFDImageJByteCounts, imageJcounts);
ifd.putIFDValue(IFDImageJInfo, bInfo);
}
(new File(path)).delete(); // Otherwise TiffSaver appends!
TiffSaver tiffSaver = new TiffSaver(path);
tiffSaver.setWritingSequentially(true);
tiffSaver.setLittleEndian(false);
tiffSaver.writeHeader();
// tiffSaver.writeIFD(ifd,0); //* SHould not write here, some fields are calculated during writeImage, that writes IFD too
System.out.println("bytes.length="+bytes.length);
tiffSaver.writeImage(bytes,
ifd,
0, //int no,
0, //int pixelType:INT8, INT16, INT32, UINT8, UINT16, UINT32, FLOAT, BIT, DOUBLE, COMPLEX, DOUBLECOMPLEX; - used to find bpp
true); // boolean last)
}
*/
}