public BufferedImage readBufferedImage() throws IOException {
colorModel = getColorModel();
sampleModel = getSampleModel();
WritableRaster raster = null;
BufferedImage image = j2krparam.getDestination();
int x = destinationRegion.x;
int y = destinationRegion.y;
destinationRegion.setLocation(j2krparam.getDestinationOffset());
if (image == null) {
// If the destination type is specified, use the color model of it.
ImageTypeSpecifier type = j2krparam.getDestinationType();
if (type != null) colorModel = type.getColorModel();
raster =
Raster.createWritableRaster(
sampleModel.createCompatibleSampleModel(
destinationRegion.x + destinationRegion.width,
destinationRegion.y + destinationRegion.height),
new Point(0, 0));
image =
new BufferedImage(colorModel, raster, colorModel.isAlphaPremultiplied(), new Hashtable());
} else raster = image.getWritableTile(0, 0);
destImage = image;
readSubsampledRaster(raster);
destinationRegion.setLocation(x, y);
destImage = null;
return image;
}
protected static BufferedImage getDestination(
ImageReadParam param, Iterator imageTypes, int width, int height) throws IIOException {
if (imageTypes == null || !imageTypes.hasNext()) {
throw new IllegalArgumentException("imageTypes null or empty!");
}
BufferedImage dest = null;
ImageTypeSpecifier imageType = null;
// If param is non-null, use it
if (param != null) {
// Try to get the image itself
dest = param.getDestination();
if (dest != null) {
return dest;
}
// No image, get the image type
imageType = param.getDestinationType();
}
// No info from param, use fallback image type
if (imageType == null) {
Object o = imageTypes.next();
if (!(o instanceof ImageTypeSpecifier)) {
throw new IllegalArgumentException("Non-ImageTypeSpecifier retrieved from imageTypes!");
}
imageType = (ImageTypeSpecifier) o;
} else {
boolean foundIt = false;
while (imageTypes.hasNext()) {
ImageTypeSpecifier type = (ImageTypeSpecifier) imageTypes.next();
if (type.equals(imageType)) {
foundIt = true;
break;
}
}
if (!foundIt) {
throw new IIOException("Destination type from ImageReadParam does not match!");
}
}
Rectangle srcRegion = new Rectangle(0, 0, 0, 0);
Rectangle destRegion = new Rectangle(0, 0, 0, 0);
computeRegions(param, width, height, null, srcRegion, destRegion);
int destWidth = destRegion.x + destRegion.width;
int destHeight = destRegion.y + destRegion.height;
// Create a new image based on the type specifier
if ((long) destWidth * destHeight > Integer.MAX_VALUE) {
throw new IllegalArgumentException("width*height > Integer.MAX_VALUE!");
}
return imageType.createBufferedImage(destWidth, destHeight);
}
private void prepareRead(int imageIndex, ImageReadParam param) throws IOException {
if (stream == null) {
throw new IllegalStateException("Input not set!");
}
// A null ImageReadParam means we use the default
if (param == null) {
param = getDefaultReadParam();
}
this.imageReadParam = param;
seekToImage(imageIndex);
this.tileOrStripWidth = getTileOrStripWidth();
this.tileOrStripHeight = getTileOrStripHeight();
this.planarConfiguration = getPlanarConfiguration();
this.sourceBands = param.getSourceBands();
if (sourceBands == null) {
sourceBands = new int[numBands];
for (int i = 0; i < numBands; i++) {
sourceBands[i] = i;
}
}
// Initialize the destination image
Iterator imageTypes = getImageTypes(imageIndex);
ImageTypeSpecifier theImageType = ImageUtil.getDestinationType(param, imageTypes);
int destNumBands = theImageType.getSampleModel().getNumBands();
this.destinationBands = param.getDestinationBands();
if (destinationBands == null) {
destinationBands = new int[destNumBands];
for (int i = 0; i < destNumBands; i++) {
destinationBands[i] = i;
}
}
if (sourceBands.length != destinationBands.length) {
throw new IllegalArgumentException("sourceBands.length != destinationBands.length");
}
for (int i = 0; i < sourceBands.length; i++) {
int sb = sourceBands[i];
if (sb < 0 || sb >= numBands) {
throw new IllegalArgumentException("Source band out of range!");
}
int db = destinationBands[i];
if (db < 0 || db >= destNumBands) {
throw new IllegalArgumentException("Destination band out of range!");
}
}
}
/**
* Extract the ImageLayout from the provided reader for the first available image.
*
* @param reader an istance of {@link ImageReader}
* @throws IOException in case an error occurs
*/
protected void setLayout(ImageReader reader) throws IOException {
Utilities.ensureNonNull("reader", reader);
// save ImageLayout
ImageLayout2 layout = new ImageLayout2();
ImageTypeSpecifier its = reader.getImageTypes(0).next();
layout.setColorModel(its.getColorModel()).setSampleModel(its.getSampleModel());
layout.setMinX(0).setMinY(0).setWidth(reader.getWidth(0)).setHeight(reader.getHeight(0));
layout
.setTileGridXOffset(0)
.setTileGridYOffset(0)
.setTileWidth(reader.getTileWidth(0))
.setTileHeight(reader.getTileHeight(0));
setlayout(layout);
}
public boolean canEncodeImage(ImageTypeSpecifier type) {
int dataType = type.getSampleModel().getDataType();
if (dataType < DataBuffer.TYPE_BYTE || dataType > DataBuffer.TYPE_INT) return false;
SampleModel sm = type.getSampleModel();
int numBands = sm.getNumBands();
if (!(numBands == 1 || numBands == 3)) return false;
if (numBands == 1 && dataType != DataBuffer.TYPE_BYTE) return false;
if (dataType > DataBuffer.TYPE_BYTE && !(sm instanceof SinglePixelPackedSampleModel))
return false;
return true;
}
public boolean canEncodeImage(ImageTypeSpecifier type) {
SampleModel sm = type.getSampleModel();
if (!(sm instanceof MultiPixelPackedSampleModel)) return false;
if (sm.getSampleSize(0) != 1) return false;
return true;
}
public void compressJpegFile(
File infile, File outfile, float compressionQuality, int widthCanvas, int heightCanvas)
throws IOException {
// Retrieve jpg image to be compressed
BufferedImage rendImage = ImageIO.read(infile);
widthFile = rendImage.getWidth();
heightFile = rendImage.getHeight();
double aspectRatioCanvas = widthCanvas / heightCanvas;
double aspectRatioFile = widthFile / heightFile;
widthFile = widthCanvas;
heightFile = widthCanvas / aspectRatioFile;
if (heightFile > heightCanvas) {
heightFile = heightCanvas;
widthFile = heightCanvas * aspectRatioFile;
}
this.width = (int) widthFile;
this.height = (int) heightFile;
ImageTypeSpecifier its = ImageTypeSpecifier.createFromRenderedImage(rendImage);
BufferedImage outImage = its.createBufferedImage(width, height);
Graphics2D graphics2D = outImage.createGraphics();
graphics2D.setRenderingHint(
RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BILINEAR);
// graphics2D.drawRenderedImage(rendImage, new AffineTransform());
graphics2D.drawImage(rendImage, 0, 0, width, height, null);
// Find a jpeg writer
ImageWriter writer = null;
Iterator iter = ImageIO.getImageWritersByFormatName("jpg");
if (iter.hasNext()) {
writer = (ImageWriter) iter.next();
}
// Prepare output file
ImageOutputStream ios = ImageIO.createImageOutputStream(outfile);
writer.setOutput(ios);
// Set the compression quality
ImageWriteParam iwparam = new JPEGImageWriteParam(Locale.getDefault());
iwparam.setCompressionMode(ImageWriteParam.MODE_EXPLICIT);
iwparam.setCompressionQuality(compressionQuality);
// Write the image
writer.write(null, new IIOImage(outImage, null, null), iwparam);
// infile.delete();
// Cleanup
ios.flush();
writer.dispose();
ios.close();
// return
}
public IIOMetadata getDefaultImageMetadata(ImageTypeSpecifier imageType, ImageWriteParam param) {
GIFWritableImageMetadata imageMetadata = new GIFWritableImageMetadata();
// Image dimensions
SampleModel sampleModel = imageType.getSampleModel();
Rectangle sourceBounds = new Rectangle(sampleModel.getWidth(), sampleModel.getHeight());
Dimension destSize = new Dimension();
computeRegions(sourceBounds, destSize, param);
imageMetadata.imageWidth = destSize.width;
imageMetadata.imageHeight = destSize.height;
// Interlacing
if (param != null
&& param.canWriteProgressive()
&& param.getProgressiveMode() == ImageWriteParam.MODE_DISABLED) {
imageMetadata.interlaceFlag = false;
} else {
imageMetadata.interlaceFlag = true;
}
// Local color table
ColorModel colorModel = imageType.getColorModel();
imageMetadata.localColorTable = createColorTable(colorModel, sampleModel);
// Transparency
if (colorModel instanceof IndexColorModel) {
int transparentIndex = ((IndexColorModel) colorModel).getTransparentPixel();
if (transparentIndex != -1) {
imageMetadata.transparentColorFlag = true;
imageMetadata.transparentColorIndex = transparentIndex;
}
}
return imageMetadata;
}
private static byte[] convertChartToByteArray(
Chart chartDetails, JFreeChart chart, int width, int height)
throws IOException, IIOInvalidTreeException {
BufferedImage buffImg =
chart.createBufferedImage(
width, height, BufferedImage.BITMASK | BufferedImage.SCALE_SMOOTH, null);
ByteArrayOutputStream baos = new ByteArrayOutputStream();
ImageWriter writer = ImageIO.getImageWritersByFormatName("png").next();
ImageWriteParam writeParam = writer.getDefaultWriteParam();
ImageTypeSpecifier typeSpecifier =
ImageTypeSpecifier.createFromBufferedImageType(BufferedImage.TYPE_INT_RGB);
IIOMetadata metadata = writer.getDefaultImageMetadata(typeSpecifier, writeParam);
if (chartDetails != null) {
if (chartDetails.getId() == null) {
chartDetails.setId("%ID%");
}
IIOMetadataNode textEntry = new IIOMetadataNode("tEXtEntry");
textEntry.setAttribute("keyword", "chart-google-data");
ByteArrayOutputStream bout = new ByteArrayOutputStream();
ObjectOutputStream objectOutputStream = new ObjectOutputStream(bout);
objectOutputStream.writeObject(chartDetails);
objectOutputStream.flush();
textEntry.setAttribute(
"value",
(String)
ChartRendererFactory.getRendererForOutput(ChartRendererGoogleTools.TYPE)
.renderChart(chartDetails));
IIOMetadataNode text = new IIOMetadataNode("tEXt");
text.appendChild(textEntry);
IIOMetadataNode root = new IIOMetadataNode("javax_imageio_png_1.0");
root.appendChild(text);
metadata.mergeTree("javax_imageio_png_1.0", root);
}
// setDPI(metadata);
final ImageOutputStream stream = ImageIO.createImageOutputStream(baos);
try {
writer.setOutput(stream);
writer.write(metadata, new IIOImage(buffImg, null, metadata), writeParam);
} finally {
stream.close();
}
byte[] bytes = baos.toByteArray(); // ChartUtilities.encodeAsPNG(buffImg, true, 9);
return bytes;
}
/**
* @see ImageWriter#writeImage(java.awt.image.RenderedImage, java.io.OutputStream,
* ImageWriterParams)
*/
public void writeImage(RenderedImage image, OutputStream out, ImageWriterParams params)
throws IOException {
Iterator iter;
iter = ImageIO.getImageWritersByMIMEType(getMIMEType());
javax.imageio.ImageWriter iiowriter = null;
try {
iiowriter = (javax.imageio.ImageWriter) iter.next();
if (iiowriter != null) {
iiowriter.addIIOWriteWarningListener(this);
ImageOutputStream imgout = null;
try {
imgout = ImageIO.createImageOutputStream(out);
ImageWriteParam iwParam = getDefaultWriteParam(iiowriter, image, params);
ImageTypeSpecifier type;
if (iwParam.getDestinationType() != null) {
type = iwParam.getDestinationType();
} else {
type = ImageTypeSpecifier.createFromRenderedImage(image);
}
// Handle metadata
IIOMetadata meta = iiowriter.getDefaultImageMetadata(type, iwParam);
// meta might be null for some JAI codecs as they don't support metadata
if (params != null && meta != null) {
meta = updateMetadata(meta, params);
}
// Write image
iiowriter.setOutput(imgout);
IIOImage iioimg = new IIOImage(image, null, meta);
iiowriter.write(null, iioimg, iwParam);
} finally {
if (imgout != null) {
System.err.println("closing");
imgout.close();
}
}
} else {
throw new UnsupportedOperationException(
"No ImageIO codec for writing " + getMIMEType() + " is available!");
}
} finally {
if (iiowriter != null) {
System.err.println("disposing");
iiowriter.dispose();
}
}
}
public static List<File> createTiffFiles(List<IIOImage> imageList, int index, int dpiX, int dpiY)
throws IOException {
List<File> tiffFiles = new ArrayList<File>();
// Set up the writeParam
TIFFImageWriteParam tiffWriteParam = new TIFFImageWriteParam(Locale.US);
tiffWriteParam.setCompressionMode(ImageWriteParam.MODE_DISABLED);
// Get tif writer and set output to file
Iterator<ImageWriter> writers = ImageIO.getImageWritersByFormatName(TIFF_FORMAT);
ImageWriter writer = writers.next();
if (writer == null) {
throw new RuntimeException(
"Need to install JAI Image I/O package.\nhttps://jai-imageio.dev.java.net");
}
// Get the stream metadata
IIOMetadata streamMetadata = writer.getDefaultStreamMetadata(tiffWriteParam);
// all if index == -1; otherwise, only index-th
for (IIOImage oimage : (index == -1 ? imageList : imageList.subList(index, index + 1))) {
if (dpiX != 0 && dpiY != 0) {
// Get the default image metadata.
ImageTypeSpecifier imageType =
ImageTypeSpecifier.createFromRenderedImage(oimage.getRenderedImage());
IIOMetadata imageMetadata = writer.getDefaultImageMetadata(imageType, null);
imageMetadata = setDPIViaAPI(imageMetadata, dpiX, dpiY);
oimage.setMetadata(imageMetadata);
}
File tiffFile = File.createTempFile(OUTPUT_FILE_NAME, TIFF_EXT);
ImageOutputStream ios = ImageIO.createImageOutputStream(tiffFile);
writer.setOutput(ios);
writer.write(streamMetadata, oimage, tiffWriteParam);
ios.close();
tiffFiles.add(tiffFile);
}
writer.dispose();
return tiffFiles;
}
public Iterator getImageTypes(int imageIndex) throws IOException {
readFile();
checkIndex(imageIndex);
// Create a List of ImageTypeSpecifiers that identify the possible image
// types to which the single JBIG2 image can be decoded. An
// ImageTypeSpecifier is used with ImageReader's getDestination() method
// to return an appropriate BufferedImage that contains the decoded
// image, and is accessed by an application.
List l = new ArrayList();
// The JBIG2 reader only uses a single List entry. This entry describes
// a
// BufferedImage of TYPE_INT_RGB, which is a commonly used image type.
l.add(ImageTypeSpecifier.createFromBufferedImageType(BufferedImage.TYPE_BYTE_BINARY));
// Return an iterator that retrieves elements from the list.
return l.iterator();
}
@Override
public BufferedImage read(final int imageIndex, final ImageReadParam param) throws IOException {
Iterator<ImageTypeSpecifier> imageTypes = getImageTypes(imageIndex);
ImageTypeSpecifier rawType = getRawImageType(imageIndex);
if (header.getPaletteInfo() != PCX.PALETTEINFO_COLOR
&& header.getPaletteInfo() != PCX.PALETTEINFO_GRAY) {
processWarningOccurred(
String.format(
"Unsupported color mode: %d, colors may look incorrect", header.getPaletteInfo()));
}
int width = getWidth(imageIndex);
int height = getHeight(imageIndex);
BufferedImage destination = getDestination(param, imageTypes, width, height);
Rectangle srcRegion = new Rectangle();
Rectangle destRegion = new Rectangle();
computeRegions(param, width, height, destination, srcRegion, destRegion);
WritableRaster destRaster =
clipToRect(
destination.getRaster(),
destRegion,
param != null ? param.getDestinationBands() : null);
checkReadParamBandSettings(param, rawType.getNumBands(), destRaster.getNumBands());
int compression = header.getCompression();
// Wrap input (COMPRESSION_RLE is really the only value allowed)
DataInput input =
compression == PCX.COMPRESSION_RLE
? new DataInputStream(
new DecoderStream(IIOUtil.createStreamAdapter(imageInput), new RLEDecoder()))
: imageInput;
int xSub = param != null ? param.getSourceXSubsampling() : 1;
int ySub = param != null ? param.getSourceYSubsampling() : 1;
processImageStarted(imageIndex);
if (rawType.getColorModel() instanceof IndexColorModel && header.getChannels() > 1) {
// Bit planes!
// Create raster from a default 8 bit layout
WritableRaster rowRaster = GRAYSCALE.createBufferedImage(header.getWidth(), 1).getRaster();
// Clip to source region
Raster clippedRow =
clipRowToRect(
rowRaster,
srcRegion,
param != null ? param.getSourceBands() : null,
param != null ? param.getSourceXSubsampling() : 1);
int planeWidth = header.getBytesPerLine();
byte[] planeData = new byte[planeWidth * 8];
byte[] rowDataByte = ((DataBufferByte) rowRaster.getDataBuffer()).getData();
for (int y = 0; y < height; y++) {
switch (header.getBitsPerPixel()) {
case 1:
readRowByte(
input,
srcRegion,
xSub,
ySub,
planeData,
0,
planeWidth * header.getChannels(),
destRaster,
clippedRow,
y);
break;
default:
throw new AssertionError();
}
int pixelPos = 0;
for (int planePos = 0; planePos < planeWidth; planePos++) {
BitRotator.bitRotateCW(planeData, planePos, planeWidth, rowDataByte, pixelPos, 1);
pixelPos += 8;
}
processImageProgress(100f * y / height);
if (y >= srcRegion.y + srcRegion.height) {
break;
}
if (abortRequested()) {
processReadAborted();
break;
}
}
} else if (header.getBitsPerPixel() == 24 || header.getBitsPerPixel() == 32) {
// Can't use width here, as we need to take bytesPerLine into account, and re-create a width
// based on this
int rowWidth = (header.getBytesPerLine() * 8) / header.getBitsPerPixel();
WritableRaster rowRaster = rawType.createBufferedImage(rowWidth, 1).getRaster();
// Clip to source region
Raster clippedRow =
clipRowToRect(
rowRaster,
srcRegion,
param != null ? param.getSourceBands() : null,
param != null ? param.getSourceXSubsampling() : 1);
for (int y = 0; y < height; y++) {
byte[] rowDataByte = ((DataBufferByte) rowRaster.getDataBuffer()).getData();
readRowByte(
input,
srcRegion,
xSub,
ySub,
rowDataByte,
0,
rowDataByte.length,
destRaster,
clippedRow,
y);
processImageProgress(100f * y / height);
if (y >= srcRegion.y + srcRegion.height) {
break;
}
if (abortRequested()) {
processReadAborted();
break;
}
}
} else {
// Can't use width here, as we need to take bytesPerLine into account, and re-create a width
// based on this
int rowWidth = (header.getBytesPerLine() * 8) / header.getBitsPerPixel();
WritableRaster rowRaster = rawType.createBufferedImage(rowWidth, 1).getRaster();
// Clip to source region
Raster clippedRow =
clipRowToRect(
rowRaster,
srcRegion,
param != null ? param.getSourceBands() : null,
param != null ? param.getSourceXSubsampling() : 1);
for (int y = 0; y < height; y++) {
for (int c = 0; c < header.getChannels(); c++) {
WritableRaster destChannel =
destRaster.createWritableChild(
destRaster.getMinX(),
destRaster.getMinY(),
destRaster.getWidth(),
destRaster.getHeight(),
0,
0,
new int[] {c});
Raster srcChannel =
clippedRow.createChild(
clippedRow.getMinX(), 0, clippedRow.getWidth(), 1, 0, 0, new int[] {c});
switch (header.getBitsPerPixel()) {
case 1:
case 2:
case 4:
case 8:
byte[] rowDataByte = ((DataBufferByte) rowRaster.getDataBuffer()).getData(c);
readRowByte(
input,
srcRegion,
xSub,
ySub,
rowDataByte,
0,
rowDataByte.length,
destChannel,
srcChannel,
y);
break;
default:
throw new AssertionError();
}
if (abortRequested()) {
break;
}
}
processImageProgress(100f * y / height);
if (y >= srcRegion.y + srcRegion.height) {
break;
}
if (abortRequested()) {
processReadAborted();
break;
}
}
}
processImageComplete();
return destination;
}
public SampleModel getSampleModel() {
return its.getSampleModel();
}
/**
* @see GridCoverageReader#read(GeneralParameterValue[])
* @return A new {@linkplain GridCoverage grid coverage} from the input source, or {@code null} if
* the requested envelope is outside the data bounds
*/
public GridCoverage2D read(GeneralParameterValue[] params) throws IOException {
final GeneralEnvelope requestedEnvelope;
final GridEnvelope requestedDim;
final OverviewPolicy overviewPolicy;
{
final ReadParameters opParams = parseReadParams(params);
overviewPolicy = opParams.overviewPolicy;
requestedEnvelope = opParams.requestedEnvelope;
requestedDim = opParams.dim;
}
/*
* For each raster in the raster dataset, obtain the tiles, pixel range, and resulting
* envelope
*/
final List<RasterQueryInfo> queries;
queries = findMatchingRasters(requestedEnvelope, requestedDim, overviewPolicy);
if (queries.isEmpty()) {
if (requestedEnvelope.intersects(getOriginalEnvelope(), true)) {
/*
* No matching rasters but envelopes intersect, meaning it's a raster catalog with
* irregular coverage and the request lies on an area with no coverage
*/
ImageTypeSpecifier imageTypeSpecifier;
imageTypeSpecifier = RasterUtils.createFullImageTypeSpecifier(rasterInfo, 0);
SampleModel sampleModel = imageTypeSpecifier.getSampleModel();
Point location = new Point(0, 0);
WritableRaster raster = Raster.createWritableRaster(sampleModel, location);
GridCoverage2D emptyCoverage;
emptyCoverage = coverageFactory.create(coverageName, raster, requestedEnvelope);
return emptyCoverage;
}
/*
* none of the rasters match the requested envelope.
*/
return null;
}
final LoggingHelper log = new LoggingHelper();
/*
* Once we collected the matching rasters and their image subsets, find out where in the
* overall resulting mosaic they fit. If the rasters does not share the spatial resolution,
* the QueryInfo.resultDimension and QueryInfo.mosaicLocation width or height won't match
*/
final GridEnvelope mosaicGeometry;
mosaicGeometry = RasterUtils.setMosaicLocations(rasterInfo, queries);
if (mosaicGeometry.getSpan(0) == 0 || mosaicGeometry.getSpan(1) == 0) {
LOGGER.finer(
"Mosaic geometry width or height is zero,"
+ " returning fake coverage for pixels "
+ mosaicGeometry);
return null;
}
/*
* Gather the rendered images for each of the rasters that match the requested envelope
*/
final TiledRasterReader rasterReader = rasterReaderFactory.create(rasterInfo);
try {
readAllTiledRasters(queries, rasterReader, log);
} finally {
// rasterReader.dispose();
}
log.log(LoggingHelper.REQ_ENV);
log.log(LoggingHelper.RES_ENV);
log.log(LoggingHelper.MOSAIC_ENV);
log.log(LoggingHelper.MOSAIC_EXPECTED);
final RenderedImage coverageRaster = createMosaic(queries, mosaicGeometry, log);
assert mosaicGeometry.getSpan(0) == coverageRaster.getWidth();
assert mosaicGeometry.getSpan(1) == coverageRaster.getHeight();
/*
* BUILDING COVERAGE
*/
GridSampleDimension[] bands = getSampleDimensions(coverageRaster);
final GeneralEnvelope resultEnvelope = getResultEnvelope(queries, mosaicGeometry);
log.appendLoggingGeometries(LoggingHelper.REQ_ENV, requestedEnvelope);
log.appendLoggingGeometries(LoggingHelper.RES_ENV, resultEnvelope);
GridCoverage2D resultCoverage =
coverageFactory.create(coverageName, coverageRaster, resultEnvelope, bands, null, null);
// MathTransform gridToCRS = rasterInfo.getRasterToModel(queries.get(0).getRasterIndex(),
// queries.get(0).getPyramidLevel());
//
// GridGeometry2D gridGeometry = new GridGeometry2D(PixelInCell.CELL_CORNER, gridToCRS,
// resultEnvelope, hints);
//
// GridCoverage[] sources = null;
// Map<?, ?> properties = null;
// GridCoverage2D resultCoverage = coverageFactory.create(coverageName, coverageRaster,
// gridGeometry, bands, sources, properties);
return resultCoverage;
}
public RawRenderedImage(
RawImageInputStream iis, RawImageReader reader, ImageReadParam param, int imageIndex)
throws IOException {
this.iis = iis;
this.reader = reader;
this.param = param;
this.imageIndex = imageIndex;
this.position = iis.getImageOffset(imageIndex);
this.originalDimension = iis.getImageDimension(imageIndex);
ImageTypeSpecifier type = iis.getImageType();
sampleModel = originalSampleModel = type.getSampleModel();
colorModel = type.getColorModel();
// If the destination band is set used it
sourceBands = (param == null) ? null : param.getSourceBands();
if (sourceBands == null) {
nComp = originalSampleModel.getNumBands();
sourceBands = new int[nComp];
for (int i = 0; i < nComp; i++) sourceBands[i] = i;
} else {
sampleModel = originalSampleModel.createSubsetSampleModel(sourceBands);
colorModel = ImageUtil.createColorModel(null, sampleModel);
}
nComp = sourceBands.length;
destinationBands = (param == null) ? null : param.getDestinationBands();
if (destinationBands == null) {
destinationBands = new int[nComp];
for (int i = 0; i < nComp; i++) destinationBands[i] = i;
}
Dimension dim = iis.getImageDimension(imageIndex);
this.width = dim.width;
this.height = dim.height;
Rectangle sourceRegion = new Rectangle(0, 0, this.width, this.height);
originalRegion = (Rectangle) sourceRegion.clone();
destinationRegion = (Rectangle) sourceRegion.clone();
if (param != null) {
RawImageReader.computeRegionsWrapper(
param, this.width, this.height, param.getDestination(), sourceRegion, destinationRegion);
scaleX = param.getSourceXSubsampling();
scaleY = param.getSourceYSubsampling();
xOffset = param.getSubsamplingXOffset();
yOffset = param.getSubsamplingYOffset();
}
sourceOrigin = new Point(sourceRegion.x, sourceRegion.y);
if (!destinationRegion.equals(sourceRegion)) noTransform = false;
this.tileDataSize = ImageUtil.getTileSize(originalSampleModel);
this.tileWidth = originalSampleModel.getWidth();
this.tileHeight = originalSampleModel.getHeight();
this.tileGridXOffset = destinationRegion.x;
this.tileGridYOffset = destinationRegion.y;
this.originalNumXTiles = getNumXTiles();
this.width = destinationRegion.width;
this.height = destinationRegion.height;
this.minX = destinationRegion.x;
this.minY = destinationRegion.y;
sampleModel = sampleModel.createCompatibleSampleModel(tileWidth, tileHeight);
maxXTile = originalDimension.width / tileWidth;
maxYTile = originalDimension.height / tileHeight;
}
/**
* Returns <code>true</code> if the <code>ImageWriter</code> implementation associated with this
* service provider is able to encode the given <code>RenderedImage</code> instance. Note that
* this includes instances of <code>java.awt.image.BufferedImage</code>.
*
* <p>See the discussion for <code>canEncodeImage(ImageTypeSpecifier)</code> for information on
* the semantics of this method.
*
* @param im an instance of <code>RenderedImage</code> to be encoded.
* @return <code>true</code> if this writer is likely to be able to encode this image.
* @exception IllegalArgumentException if <code>im</code> is <code>null</code>.
*/
public boolean canEncodeImage(RenderedImage im) {
return canEncodeImage(ImageTypeSpecifier.createFromRenderedImage(im));
}
/**
* Initializes these instance variables from the image metadata:
*
* <pre>
* compression
* width
* height
* samplesPerPixel
* numBands
* colorMap
* photometricInterpretation
* sampleFormat
* bitsPerSample
* extraSamples
* tileOrStripWidth
* tileOrStripHeight
* </pre>
*/
private void initializeFromMetadata() {
TIFFField f;
// Compression
f = imageMetadata.getTIFFField(BaselineTIFFTagSet.TAG_COMPRESSION);
if (f == null) {
processWarningOccurred("Compression field is missing; assuming no compression");
compression = BaselineTIFFTagSet.COMPRESSION_NONE;
} else {
compression = f.getAsInt(0);
}
// Whether key dimensional information is absent.
boolean isMissingDimension = false;
// ImageWidth -> width
f = imageMetadata.getTIFFField(BaselineTIFFTagSet.TAG_IMAGE_WIDTH);
if (f != null) {
this.width = f.getAsInt(0);
} else {
processWarningOccurred("ImageWidth field is missing.");
isMissingDimension = true;
}
// ImageLength -> height
f = imageMetadata.getTIFFField(BaselineTIFFTagSet.TAG_IMAGE_LENGTH);
if (f != null) {
this.height = f.getAsInt(0);
} else {
processWarningOccurred("ImageLength field is missing.");
isMissingDimension = true;
}
// SamplesPerPixel
f = imageMetadata.getTIFFField(BaselineTIFFTagSet.TAG_SAMPLES_PER_PIXEL);
if (f != null) {
samplesPerPixel = f.getAsInt(0);
} else {
samplesPerPixel = 1;
isMissingDimension = true;
}
// If any dimension is missing and there is a JPEG stream available
// get the information from it.
int defaultBitDepth = 1;
if (isMissingDimension
&& (f = imageMetadata.getTIFFField(BaselineTIFFTagSet.TAG_JPEG_INTERCHANGE_FORMAT))
!= null) {
Iterator iter = ImageIO.getImageReadersByFormatName("JPEG");
if (iter != null && iter.hasNext()) {
ImageReader jreader = (ImageReader) iter.next();
try {
stream.mark();
stream.seek(f.getAsLong(0));
jreader.setInput(stream);
if (imageMetadata.getTIFFField(BaselineTIFFTagSet.TAG_IMAGE_WIDTH) == null) {
this.width = jreader.getWidth(0);
}
if (imageMetadata.getTIFFField(BaselineTIFFTagSet.TAG_IMAGE_LENGTH) == null) {
this.height = jreader.getHeight(0);
}
ImageTypeSpecifier imageType = jreader.getRawImageType(0);
if (imageMetadata.getTIFFField(BaselineTIFFTagSet.TAG_SAMPLES_PER_PIXEL) == null) {
this.samplesPerPixel = imageType.getSampleModel().getNumBands();
}
stream.reset();
defaultBitDepth = imageType.getColorModel().getComponentSize(0);
} catch (IOException e) {
// Ignore it and proceed: an error will occur later.
}
jreader.dispose();
}
}
if (samplesPerPixel < 1) {
processWarningOccurred("Samples per pixel < 1!");
}
// SamplesPerPixel -> numBands
numBands = samplesPerPixel;
// ColorMap
this.colorMap = null;
f = imageMetadata.getTIFFField(BaselineTIFFTagSet.TAG_COLOR_MAP);
if (f != null) {
// Grab color map
colorMap = f.getAsChars();
}
// PhotometricInterpretation
f = imageMetadata.getTIFFField(BaselineTIFFTagSet.TAG_PHOTOMETRIC_INTERPRETATION);
if (f == null) {
if (compression == BaselineTIFFTagSet.COMPRESSION_CCITT_RLE
|| compression == BaselineTIFFTagSet.COMPRESSION_CCITT_T_4
|| compression == BaselineTIFFTagSet.COMPRESSION_CCITT_T_6) {
processWarningOccurred(
"PhotometricInterpretation field is missing; " + "assuming WhiteIsZero");
photometricInterpretation = BaselineTIFFTagSet.PHOTOMETRIC_INTERPRETATION_WHITE_IS_ZERO;
} else if (this.colorMap != null) {
photometricInterpretation = BaselineTIFFTagSet.PHOTOMETRIC_INTERPRETATION_PALETTE_COLOR;
} else if (samplesPerPixel == 3 || samplesPerPixel == 4) {
photometricInterpretation = BaselineTIFFTagSet.PHOTOMETRIC_INTERPRETATION_RGB;
} else {
processWarningOccurred(
"PhotometricInterpretation field is missing; " + "assuming BlackIsZero");
photometricInterpretation = BaselineTIFFTagSet.PHOTOMETRIC_INTERPRETATION_BLACK_IS_ZERO;
}
} else {
photometricInterpretation = f.getAsInt(0);
}
// SampleFormat
boolean replicateFirst = false;
int first = -1;
f = imageMetadata.getTIFFField(BaselineTIFFTagSet.TAG_SAMPLE_FORMAT);
sampleFormat = new int[samplesPerPixel];
replicateFirst = false;
if (f == null) {
replicateFirst = true;
first = BaselineTIFFTagSet.SAMPLE_FORMAT_UNDEFINED;
} else if (f.getCount() != samplesPerPixel) {
replicateFirst = true;
first = f.getAsInt(0);
}
for (int i = 0; i < samplesPerPixel; i++) {
sampleFormat[i] = replicateFirst ? first : f.getAsInt(i);
if (sampleFormat[i] != BaselineTIFFTagSet.SAMPLE_FORMAT_UNSIGNED_INTEGER
&& sampleFormat[i] != BaselineTIFFTagSet.SAMPLE_FORMAT_SIGNED_INTEGER
&& sampleFormat[i] != BaselineTIFFTagSet.SAMPLE_FORMAT_FLOATING_POINT
&& sampleFormat[i] != BaselineTIFFTagSet.SAMPLE_FORMAT_UNDEFINED) {
processWarningOccurred("Illegal value for SAMPLE_FORMAT, assuming SAMPLE_FORMAT_UNDEFINED");
sampleFormat[i] = BaselineTIFFTagSet.SAMPLE_FORMAT_UNDEFINED;
}
}
// BitsPerSample
f = imageMetadata.getTIFFField(BaselineTIFFTagSet.TAG_BITS_PER_SAMPLE);
this.bitsPerSample = new int[samplesPerPixel];
replicateFirst = false;
if (f == null) {
replicateFirst = true;
first = defaultBitDepth;
} else if (f.getCount() != samplesPerPixel) {
replicateFirst = true;
first = f.getAsInt(0);
}
for (int i = 0; i < samplesPerPixel; i++) {
// Replicate initial value if not enough values provided
bitsPerSample[i] = replicateFirst ? first : f.getAsInt(i);
if (DEBUG) {
System.out.println("bitsPerSample[" + i + "] = " + bitsPerSample[i]);
}
}
// ExtraSamples
this.extraSamples = null;
f = imageMetadata.getTIFFField(BaselineTIFFTagSet.TAG_EXTRA_SAMPLES);
if (f != null) {
extraSamples = f.getAsInts();
}
// System.out.println("colorMap = " + colorMap);
// if (colorMap != null) {
// for (int i = 0; i < colorMap.length; i++) {
// System.out.println("colorMap[" + i + "] = " + (int)(colorMap[i]));
// }
// }
}
public Iterator getImageTypes(int imageIndex) throws IIOException {
List l; // List of ImageTypeSpecifiers
Integer imageIndexInteger = new Integer(imageIndex);
if (imageTypeMap.containsKey(imageIndexInteger)) {
// Return the cached ITS List.
l = (List) imageTypeMap.get(imageIndexInteger);
} else {
// Create a new ITS List.
l = new ArrayList(1);
// Create the ITS and cache if for later use so that this method
// always returns an Iterator containing the same ITS objects.
seekToImage(imageIndex);
ImageTypeSpecifier itsRaw =
TIFFDecompressor.getRawImageTypeSpecifier(
photometricInterpretation,
compression,
samplesPerPixel,
bitsPerSample,
sampleFormat,
extraSamples,
colorMap);
// Check for an ICCProfile field.
TIFFField iccProfileField = imageMetadata.getTIFFField(BaselineTIFFTagSet.TAG_ICC_PROFILE);
// If an ICCProfile field is present change the ImageTypeSpecifier
// to use it if the data layout is component type.
if (iccProfileField != null && itsRaw.getColorModel() instanceof ComponentColorModel) {
// Create a ColorSpace from the profile.
byte[] iccProfileValue = iccProfileField.getAsBytes();
ICC_Profile iccProfile = ICC_Profile.getInstance(iccProfileValue);
ICC_ColorSpace iccColorSpace = new ICC_ColorSpace(iccProfile);
// Get the raw sample and color information.
ColorModel cmRaw = itsRaw.getColorModel();
ColorSpace csRaw = cmRaw.getColorSpace();
SampleModel smRaw = itsRaw.getSampleModel();
// Get the number of samples per pixel and the number
// of color components.
int numBands = smRaw.getNumBands();
int numComponents = iccColorSpace.getNumComponents();
// Replace the ColorModel with the ICC ColorModel if the
// numbers of samples and color components are amenable.
if (numBands == numComponents || numBands == numComponents + 1) {
// Set alpha flags.
boolean hasAlpha = numComponents != numBands;
boolean isAlphaPre = hasAlpha && cmRaw.isAlphaPremultiplied();
// Create a ColorModel of the same class and with
// the same transfer type.
ColorModel iccColorModel =
new ComponentColorModel(
iccColorSpace,
cmRaw.getComponentSize(),
hasAlpha,
isAlphaPre,
cmRaw.getTransparency(),
cmRaw.getTransferType());
// Prepend the ICC profile-based ITS to the List. The
// ColorModel and SampleModel are guaranteed to be
// compatible as the old and new ColorModels are both
// ComponentColorModels with the same transfer type
// and the same number of components.
l.add(new ImageTypeSpecifier(iccColorModel, smRaw));
// Append the raw ITS to the List if and only if its
// ColorSpace has the same type and number of components
// as the ICC ColorSpace.
if (csRaw.getType() == iccColorSpace.getType()
&& csRaw.getNumComponents() == iccColorSpace.getNumComponents()) {
l.add(itsRaw);
}
} else { // ICCProfile not compatible with SampleModel.
// Append the raw ITS to the List.
l.add(itsRaw);
}
} else { // No ICCProfile field or raw ColorModel not component.
// Append the raw ITS to the List.
l.add(itsRaw);
}
// Cache the ITS List.
imageTypeMap.put(imageIndexInteger, l);
}
return l.iterator();
}
private static JSONObject getResultJson(File file, boolean extractLiveProject)
throws IOException, JSONException, ScriptException {
final JSONObject result = new JSONObject();
result.put("formatChecked", true);
final ImageInputStream iis = ImageIO.createImageInputStream(file);
final Iterator<ImageReader> iterator = ImageIO.getImageReaders(iis);
if (!iterator.hasNext()) {
result.put("rejected", true);
result.put("message", "Unknown image format: can't create an ImageInputStream");
return result;
}
final ImageReader reader = iterator.next();
final JSONObject imageType = SimagisLiveUtils.openObject(result, "imageType");
try {
reader.setInput(iis);
JSONObject formatSpecific = new JSONObject();
formatSpecific.put("javaFormatType", "DICOM");
formatSpecific.put("javaFormatName", reader.getFormatName());
result.put("formatSpecific", formatSpecific);
final int dimX = reader.getWidth(0);
final int dimY = reader.getHeight(0);
if ((long) dimX * (long) dimY >= 512L * 1024L * 1024L) {
result.put("rejected", true);
result.put("message", "Too large image (more than 512 million pixels)");
return result;
// We are little reinsuring here: Java API can try to create a single byte[]
// or short[] array with packed RGB triples (3 * dimX * dimY), and we would like
// to be sure that its size will be far from the Java language limit 2 GB.
}
result.put("dimX", dimX);
result.put("dimY", dimY);
final Iterator<ImageTypeSpecifier> iioImageTypes = reader.getImageTypes(0);
if (iioImageTypes != null && iioImageTypes.hasNext()) {
// some 3rd party implementation can still return null here, though it is prohibited in
// JavaDoc
ImageTypeSpecifier imageTypeSpecifier = iioImageTypes.next();
imageType.put("numComponents", imageTypeSpecifier.getNumComponents());
imageType.put("numBands", imageTypeSpecifier.getNumBands());
if (imageTypeSpecifier.getNumComponents() >= 4) {
result.put("recommendedRenderingFormat", "png");
}
}
final IIOMetadata streamMetadata = reader.getStreamMetadata();
final IIOMetadataToJsonConverter converter = new IIOMetadataToJsonConverter();
if (streamMetadata != null) {
DICOMImageIOMetadata imageIOMetadata = DICOMImageIOMetadata.getInstance(streamMetadata, 0);
if (imageIOMetadata != null) {
result.put("DICOMMetadata", new JSONObject(imageIOMetadata));
}
result.put("streamMetadata", converter.toJson(streamMetadata));
}
final IIOMetadata imageMetadata = reader.getImageMetadata(0);
if (imageMetadata != null) {
result.put("imageMetadata", converter.toJson(imageMetadata));
}
} finally {
reader.dispose();
iis.close();
}
if (extractLiveProject) {
JSONObject liveProject = extractLiveProject(result);
result.put("liveProject", liveProject);
result.remove("imageMetadata");
result.remove("streamMetadata");
}
result.put("rejected", false);
return result;
}
public Iterator<ImageTypeSpecifier> getImageTypes(int pIndex) throws IOException {
checkBounds(pIndex);
init(pIndex);
// TODO: FIX ME!
// - Use factory methods for ImageTypeSpecifier, create factory methods if necessary
List<ImageTypeSpecifier> specs = new ArrayList<ImageTypeSpecifier>();
try {
ColorModel cm;
// NOTE: These are all fall-through by intention
switch (mImage.getImageType()) {
case ImageType.BilevelType:
specs.add(
IndexedImageTypeSpecifier.createFromIndexColorModel(
MonochromeColorModel.getInstance()));
case ImageType.GrayscaleType:
// cm = MagickUtil.CM_GRAY_OPAQUE;
// specs.add(new ImageTypeSpecifier(
// cm,
// cm.createCompatibleSampleModel(1, 1)
// ));
specs.add(ImageTypeSpecifier.createFromBufferedImageType(BufferedImage.TYPE_BYTE_GRAY));
case ImageType.GrayscaleMatteType:
cm = CM_GRAY_ALPHA;
specs.add(new ImageTypeSpecifier(cm, cm.createCompatibleSampleModel(1, 1)));
case ImageType.PaletteType:
specs.add(
IndexedImageTypeSpecifier.createFromIndexColorModel(
MagickUtil.createIndexColorModel(mImage.getColormap(), false)));
case ImageType.PaletteMatteType:
specs.add(
IndexedImageTypeSpecifier.createFromIndexColorModel(
MagickUtil.createIndexColorModel(mImage.getColormap(), true)));
case ImageType.TrueColorType:
// cm = MagickUtil.CM_COLOR_OPAQUE;
// specs.add(new ImageTypeSpecifier(
// cm,
// cm.createCompatibleSampleModel(1, 1)
// ));
specs.add(ImageTypeSpecifier.createFromBufferedImageType(BufferedImage.TYPE_3BYTE_BGR));
case ImageType.TrueColorMatteType:
// cm = MagickUtil.CM_COLOR_ALPHA;
// specs.add(new ImageTypeSpecifier(
// cm,
// cm.createCompatibleSampleModel(1, 1)
// ));
specs.add(
ImageTypeSpecifier.createFromBufferedImageType(BufferedImage.TYPE_4BYTE_ABGR_PRE));
break;
case ImageType.ColorSeparationType:
case ImageType.ColorSeparationMatteType:
case ImageType.OptimizeType:
default:
throw new MagickException("Unknown JMagick image type: " + mImage.getImageType());
}
} catch (MagickException e) {
throw new IIOException(e.getMessage(), e);
}
return specs.iterator();
}
public ColorModel getColorModel() {
return its.getColorModel();
}
