Examples with PixelInterleavedSampleModel java.awt.image.PixelInterleavedSampleModel used on opensource projects

Example 11 with PixelInterleavedSampleModel

use of java.awt.image.PixelInterleavedSampleModel in project scisoft-core by DawnScience.

the class AWTImageUtils method makeBufferedImage.

/**
 * Get image from a dataset
 * @param data
 * @param bits number of bits (<=16 for non-RGB datasets)
 * @return buffered image
 */
public static BufferedImage makeBufferedImage(final Dataset data, final int bits) {
    final int[] shape = data.getShape();
    if (shape.length > 2) {
        throw new IllegalArgumentException("Rank of data must be less than or equal to two");
    }
    final int height = shape[0];
    // allow 1D datasets to be saved
    final int width = shape.length == 1 ? 1 : shape[1];
    final int size = data.getSize();
    BufferedImage image = null;
    if (data instanceof RGBByteDataset) {
        RGBByteDataset rgbds = (RGBByteDataset) data;
        byte[] rgbdata = rgbds.getData();
        DataBufferByte dataBuffer = new DataBufferByte(rgbdata, rgbdata.length);
        WritableRaster raster = Raster.createInterleavedRaster(dataBuffer, width, height, 3 * width, 3, new int[] { 0, 1, 2 }, null);
        // DirectColorModel colourModel = new DirectColorModel(24, 0xff0000, 0x00ff00, 0x0000ff);
        ColorSpace cs = ColorSpace.getInstance(ColorSpace.CS_sRGB);
        ComponentColorModel colorModel = new ComponentColorModel(cs, new int[] { 8, 8, 8 }, false, false, Transparency.OPAQUE, DataBuffer.TYPE_BYTE);
        image = new BufferedImage(colorModel, raster, false, null);
    } else if (data instanceof RGBDataset) {
        RGBDataset rgbds = (RGBDataset) data;
        image = new BufferedImage(width, height, BufferedImage.TYPE_INT_RGB);
        short maxv = rgbds.max().shortValue();
        final IndexIterator iter = rgbds.getIterator(true);
        final int[] pos = iter.getPos();
        final short[] rgbdata = rgbds.getData();
        if (maxv < 256) {
            // 888
            while (iter.hasNext()) {
                final int n = iter.index;
                final int rgb = ((rgbdata[n] & 0xff) << 16) | ((rgbdata[n + 1] & 0xff) << 8) | (rgbdata[n + 2] & 0xff);
                image.setRGB(pos[1], pos[0], rgb);
            }
        } else {
            int shift = 0;
            while (maxv >= 256) {
                shift++;
                maxv >>= 2;
            }
            while (iter.hasNext()) {
                final int n = iter.index;
                final int rgb = (((rgbdata[n] >> shift) & 0xff) << 16) | (((rgbdata[n + 1] >> shift) & 0xff) << 8) | ((rgbdata[n + 2] >> shift) & 0xff);
                image.setRGB(pos[1], pos[0], rgb);
            }
        }
    } else {
        DataBuffer buffer = null;
        SampleModel sampleModel = null;
        // reconcile data with output format
        // populate data buffer using sample model
        IntegerDataset tmp = DatasetUtils.cast(IntegerDataset.class, data);
        if (bits <= 8) {
            buffer = new DataBufferByte(size);
            sampleModel = new PixelInterleavedSampleModel(DataBuffer.TYPE_BYTE, width, height, 1, width, new int[] { 0 });
            image = new BufferedImage(width, height, BufferedImage.TYPE_BYTE_GRAY);
            sampleModel.setPixels(0, 0, width, height, tmp.getData(), buffer);
        } else if (bits <= 16) {
            buffer = new DataBufferUShort(size);
            sampleModel = new PixelInterleavedSampleModel(DataBuffer.TYPE_USHORT, width, height, 1, width, new int[] { 0 });
            image = new BufferedImage(width, height, BufferedImage.TYPE_USHORT_GRAY);
            sampleModel.setPixels(0, 0, width, height, tmp.getData(), buffer);
        } else {
            throw new IllegalArgumentException("Number of bits must be less than or equal to 16");
        }
        WritableRaster wRas = Raster.createWritableRaster(sampleModel, buffer, null);
        image.setData(wRas);
    }
    return image;
}

Example 12 with PixelInterleavedSampleModel

use of java.awt.image.PixelInterleavedSampleModel in project structure-project by wudskq.

the class BMPImageReader method readHeader.

/**
 * Process the image header.
 *
 * @exception IllegalStateException if source stream is not set.
 *
 * @exception IOException if image stream is corrupted.
 *
 * @exception IllegalArgumentException if the image stream does not contain
 *             a BMP image, or if a sample model instance to describe the
 *             image can not be created.
 */
protected void readHeader() throws IOException, IllegalArgumentException {
    if (gotHeader)
        return;
    if (iis == null) {
        throw new IllegalStateException("Input source not set!");
    }
    int profileData = 0, profileSize = 0;
    this.metadata = new BMPMetadata();
    iis.mark();
    // read and check the magic marker
    byte[] marker = new byte[2];
    iis.read(marker);
    if (marker[0] != 0x42 || marker[1] != 0x4d)
        throw new IllegalArgumentException(I18N.getString("BMPImageReader1"));
    // Read file size
    bitmapFileSize = iis.readUnsignedInt();
    // skip the two reserved fields
    iis.skipBytes(4);
    // Offset to the bitmap from the beginning
    bitmapOffset = iis.readUnsignedInt();
    // End File Header
    // Start BitmapCoreHeader
    long size = iis.readUnsignedInt();
    if (size == 12) {
        width = iis.readShort();
        height = iis.readShort();
    } else {
        width = iis.readInt();
        height = iis.readInt();
    }
    metadata.width = width;
    metadata.height = height;
    int planes = iis.readUnsignedShort();
    bitsPerPixel = iis.readUnsignedShort();
    // metadata.colorPlane = planes;
    metadata.bitsPerPixel = (short) bitsPerPixel;
    // As BMP always has 3 rgb bands, except for Version 5,
    // which is bgra
    numBands = 3;
    if (size == 12) {
        // Windows 2.x and OS/2 1.x
        metadata.bmpVersion = VERSION_2;
        // Classify the image type
        if (bitsPerPixel == 1) {
            imageType = VERSION_2_1_BIT;
        } else if (bitsPerPixel == 4) {
            imageType = VERSION_2_4_BIT;
        } else if (bitsPerPixel == 8) {
            imageType = VERSION_2_8_BIT;
        } else if (bitsPerPixel == 24) {
            imageType = VERSION_2_24_BIT;
        }
        // Read in the palette
        int numberOfEntries = (int) ((bitmapOffset - 14 - size) / 3);
        int sizeOfPalette = numberOfEntries * 3;
        palette = new byte[sizeOfPalette];
        iis.readFully(palette, 0, sizeOfPalette);
        metadata.palette = palette;
        metadata.paletteSize = numberOfEntries;
    } else {
        compression = iis.readUnsignedInt();
        imageSize = iis.readUnsignedInt();
        long xPelsPerMeter = iis.readInt();
        long yPelsPerMeter = iis.readInt();
        long colorsUsed = iis.readUnsignedInt();
        long colorsImportant = iis.readUnsignedInt();
        metadata.compression = (int) compression;
        metadata.xPixelsPerMeter = (int) xPelsPerMeter;
        metadata.yPixelsPerMeter = (int) yPelsPerMeter;
        metadata.colorsUsed = (int) colorsUsed;
        metadata.colorsImportant = (int) colorsImportant;
        if (size == 40) {
            // Windows 3.x and Windows NT
            switch((int) compression) {
                case BI_JPEG:
                case BI_PNG:
                    metadata.bmpVersion = VERSION_3;
                    imageType = VERSION_3_XP_EMBEDDED;
                    break;
                // No compression
                case BI_RGB:
                // 8-bit RLE compression
                case BI_RLE8:
                case // 4-bit RLE compression
                BI_RLE4:
                    // Read in the palette
                    if (bitmapOffset < (size + 14)) {
                        throw new IIOException(I18N.getString("BMPImageReader7"));
                    }
                    int numberOfEntries = (int) ((bitmapOffset - 14 - size) / 4);
                    int sizeOfPalette = numberOfEntries * 4;
                    palette = new byte[sizeOfPalette];
                    iis.readFully(palette, 0, sizeOfPalette);
                    metadata.palette = palette;
                    metadata.paletteSize = numberOfEntries;
                    if (bitsPerPixel == 1) {
                        imageType = VERSION_3_1_BIT;
                    } else if (bitsPerPixel == 4) {
                        imageType = VERSION_3_4_BIT;
                    } else if (bitsPerPixel == 8) {
                        imageType = VERSION_3_8_BIT;
                    } else if (bitsPerPixel == 24) {
                        imageType = VERSION_3_24_BIT;
                    } else if (bitsPerPixel == 16) {
                        imageType = VERSION_3_NT_16_BIT;
                        redMask = 0x7C00;
                        greenMask = 0x3E0;
                        // 0x1F;
                        blueMask = (1 << 5) - 1;
                        metadata.redMask = redMask;
                        metadata.greenMask = greenMask;
                        metadata.blueMask = blueMask;
                    } else if (bitsPerPixel == 32) {
                        imageType = VERSION_3_NT_32_BIT;
                        redMask = 0x00FF0000;
                        greenMask = 0x0000FF00;
                        blueMask = 0x000000FF;
                        metadata.redMask = redMask;
                        metadata.greenMask = greenMask;
                        metadata.blueMask = blueMask;
                    }
                    metadata.bmpVersion = VERSION_3;
                    break;
                case BI_BITFIELDS:
                    if (bitsPerPixel == 16) {
                        imageType = VERSION_3_NT_16_BIT;
                    } else if (bitsPerPixel == 32) {
                        imageType = VERSION_3_NT_32_BIT;
                    }
                    // BitsField encoding
                    redMask = (int) iis.readUnsignedInt();
                    greenMask = (int) iis.readUnsignedInt();
                    blueMask = (int) iis.readUnsignedInt();
                    metadata.redMask = redMask;
                    metadata.greenMask = greenMask;
                    metadata.blueMask = blueMask;
                    if (colorsUsed != 0) {
                        // there is a palette
                        sizeOfPalette = (int) colorsUsed * 4;
                        palette = new byte[sizeOfPalette];
                        iis.readFully(palette, 0, sizeOfPalette);
                        metadata.palette = palette;
                        metadata.paletteSize = (int) colorsUsed;
                    }
                    metadata.bmpVersion = VERSION_3_NT;
                    break;
                default:
                    throw new IIOException(I18N.getString("BMPImageReader2"));
            }
        } else if (size == 108 || size == 124) {
            // Windows 4.x BMP
            if (size == 108)
                metadata.bmpVersion = VERSION_4;
            else if (size == 124)
                metadata.bmpVersion = VERSION_5;
            // rgb masks, valid only if comp is BI_BITFIELDS
            redMask = (int) iis.readUnsignedInt();
            greenMask = (int) iis.readUnsignedInt();
            blueMask = (int) iis.readUnsignedInt();
            // Only supported for 32bpp BI_RGB argb
            alphaMask = (int) iis.readUnsignedInt();
            long csType = iis.readUnsignedInt();
            int redX = iis.readInt();
            int redY = iis.readInt();
            int redZ = iis.readInt();
            int greenX = iis.readInt();
            int greenY = iis.readInt();
            int greenZ = iis.readInt();
            int blueX = iis.readInt();
            int blueY = iis.readInt();
            int blueZ = iis.readInt();
            long gammaRed = iis.readUnsignedInt();
            long gammaGreen = iis.readUnsignedInt();
            long gammaBlue = iis.readUnsignedInt();
            if (size == 124) {
                metadata.intent = iis.readInt();
                profileData = iis.readInt();
                profileSize = iis.readInt();
                iis.skipBytes(4);
            }
            metadata.colorSpace = (int) csType;
            if (csType == LCS_CALIBRATED_RGB) {
                // All the new fields are valid only for this case
                metadata.redX = redX;
                metadata.redY = redY;
                metadata.redZ = redZ;
                metadata.greenX = greenX;
                metadata.greenY = greenY;
                metadata.greenZ = greenZ;
                metadata.blueX = blueX;
                metadata.blueY = blueY;
                metadata.blueZ = blueZ;
                metadata.gammaRed = (int) gammaRed;
                metadata.gammaGreen = (int) gammaGreen;
                metadata.gammaBlue = (int) gammaBlue;
            }
            // Read in the palette
            int numberOfEntries = (int) ((bitmapOffset - 14 - size) / 4);
            int sizeOfPalette = numberOfEntries * 4;
            palette = new byte[sizeOfPalette];
            iis.readFully(palette, 0, sizeOfPalette);
            metadata.palette = palette;
            metadata.paletteSize = numberOfEntries;
            switch((int) compression) {
                case BI_JPEG:
                case BI_PNG:
                    if (size == 108) {
                        imageType = VERSION_4_XP_EMBEDDED;
                    } else if (size == 124) {
                        imageType = VERSION_5_XP_EMBEDDED;
                    }
                    break;
                default:
                    if (bitsPerPixel == 1) {
                        imageType = VERSION_4_1_BIT;
                    } else if (bitsPerPixel == 4) {
                        imageType = VERSION_4_4_BIT;
                    } else if (bitsPerPixel == 8) {
                        imageType = VERSION_4_8_BIT;
                    } else if (bitsPerPixel == 16) {
                        imageType = VERSION_4_16_BIT;
                        if ((int) compression == BI_RGB) {
                            redMask = 0x7C00;
                            greenMask = 0x3E0;
                            blueMask = 0x1F;
                        }
                    } else if (bitsPerPixel == 24) {
                        imageType = VERSION_4_24_BIT;
                    } else if (bitsPerPixel == 32) {
                        imageType = VERSION_4_32_BIT;
                        if ((int) compression == BI_RGB) {
                            redMask = 0x00FF0000;
                            greenMask = 0x0000FF00;
                            blueMask = 0x000000FF;
                        }
                    }
                    metadata.redMask = redMask;
                    metadata.greenMask = greenMask;
                    metadata.blueMask = blueMask;
                    metadata.alphaMask = alphaMask;
            }
        } else {
            throw new IIOException(I18N.getString("BMPImageReader3"));
        }
    }
    if (height > 0) {
        // bottom up image
        isBottomUp = true;
    } else {
        // top down image
        isBottomUp = false;
        height = Math.abs(height);
    }
    // Reset Image Layout so there's only one tile.
    // Define the color space
    ColorSpace colorSpace = ColorSpace.getInstance(ColorSpace.CS_sRGB);
    if (metadata.colorSpace == PROFILE_LINKED || metadata.colorSpace == PROFILE_EMBEDDED) {
        iis.mark();
        iis.skipBytes(profileData - size);
        byte[] profile = new byte[profileSize];
        iis.readFully(profile, 0, profileSize);
        iis.reset();
        try {
            if (metadata.colorSpace == PROFILE_LINKED && isLinkedProfileAllowed() && !isUncOrDevicePath(profile)) {
                String path = new String(profile, "windows-1252");
                colorSpace = new ICC_ColorSpace(ICC_Profile.getInstance(path));
            } else {
                colorSpace = new ICC_ColorSpace(ICC_Profile.getInstance(profile));
            }
        } catch (Exception e) {
            colorSpace = ColorSpace.getInstance(ColorSpace.CS_sRGB);
        }
    }
    if (bitsPerPixel == 0 || compression == BI_JPEG || compression == BI_PNG) {
        // the colorModel and sampleModel will be initialzed
        // by the  reader of embedded image
        colorModel = null;
        sampleModel = null;
    } else if (bitsPerPixel == 1 || bitsPerPixel == 4 || bitsPerPixel == 8) {
        // When number of bitsPerPixel is <= 8, we use IndexColorModel.
        numBands = 1;
        if (bitsPerPixel == 8) {
            int[] bandOffsets = new int[numBands];
            for (int i = 0; i < numBands; i++) {
                bandOffsets[i] = numBands - 1 - i;
            }
            sampleModel = new PixelInterleavedSampleModel(DataBuffer.TYPE_BYTE, width, height, numBands, numBands * width, bandOffsets);
        } else {
            // 1 and 4 bit pixels can be stored in a packed format.
            sampleModel = new MultiPixelPackedSampleModel(DataBuffer.TYPE_BYTE, width, height, bitsPerPixel);
        }
        // Create IndexColorModel from the palette.
        byte[] r, g, b;
        if (imageType == VERSION_2_1_BIT || imageType == VERSION_2_4_BIT || imageType == VERSION_2_8_BIT) {
            size = palette.length / 3;
            if (size > 256) {
                size = 256;
            }
            int off;
            r = new byte[(int) size];
            g = new byte[(int) size];
            b = new byte[(int) size];
            for (int i = 0; i < (int) size; i++) {
                off = 3 * i;
                b[i] = palette[off];
                g[i] = palette[off + 1];
                r[i] = palette[off + 2];
            }
        } else {
            size = palette.length / 4;
            if (size > 256) {
                size = 256;
            }
            int off;
            r = new byte[(int) size];
            g = new byte[(int) size];
            b = new byte[(int) size];
            for (int i = 0; i < size; i++) {
                off = 4 * i;
                b[i] = palette[off];
                g[i] = palette[off + 1];
                r[i] = palette[off + 2];
            }
        }
        if (ImageUtil.isIndicesForGrayscale(r, g, b))
            colorModel = ImageUtil.createColorModel(null, sampleModel);
        else
            colorModel = new IndexColorModel(bitsPerPixel, (int) size, r, g, b);
    } else if (bitsPerPixel == 16) {
        numBands = 3;
        sampleModel = new SinglePixelPackedSampleModel(DataBuffer.TYPE_USHORT, width, height, new int[] { redMask, greenMask, blueMask });
        colorModel = new DirectColorModel(colorSpace, 16, redMask, greenMask, blueMask, 0, false, DataBuffer.TYPE_USHORT);
    } else if (bitsPerPixel == 32) {
        numBands = alphaMask == 0 ? 3 : 4;
        // The number of bands in the SampleModel is determined by
        // the length of the mask array passed in.
        int[] bitMasks = numBands == 3 ? new int[] { redMask, greenMask, blueMask } : new int[] { redMask, greenMask, blueMask, alphaMask };
        sampleModel = new SinglePixelPackedSampleModel(DataBuffer.TYPE_INT, width, height, bitMasks);
        colorModel = new DirectColorModel(colorSpace, 32, redMask, greenMask, blueMask, alphaMask, false, DataBuffer.TYPE_INT);
    } else {
        numBands = 3;
        // Create SampleModel
        int[] bandOffsets = new int[numBands];
        for (int i = 0; i < numBands; i++) {
            bandOffsets[i] = numBands - 1 - i;
        }
        sampleModel = new PixelInterleavedSampleModel(DataBuffer.TYPE_BYTE, width, height, numBands, numBands * width, bandOffsets);
        colorModel = ImageUtil.createColorModel(colorSpace, sampleModel);
    }
    originalSampleModel = sampleModel;
    originalColorModel = colorModel;
    // Reset to the start of bitmap; then jump to the
    // start of image data
    iis.reset();
    iis.skipBytes(bitmapOffset);
    gotHeader = true;
}

Example 13 with PixelInterleavedSampleModel

use of java.awt.image.PixelInterleavedSampleModel in project structure-project by wudskq.

the class GIFImageReader method createIndexed.

// We don't check all parameters as ImageTypeSpecifier.createIndexed do
// since this method is private and we pass consistent data here
private ImageTypeSpecifier createIndexed(byte[] r, byte[] g, byte[] b, int bits) {
    ColorModel colorModel;
    if (imageMetadata.transparentColorFlag) {
        // Some files erroneously have a transparent color index
        // of 255 even though there are fewer than 256 colors.
        int idx = Math.min(imageMetadata.transparentColorIndex, r.length - 1);
        colorModel = new IndexColorModel(bits, r.length, r, g, b, idx);
    } else {
        colorModel = new IndexColorModel(bits, r.length, r, g, b);
    }
    SampleModel sampleModel;
    if (bits == 8) {
        int[] bandOffsets = { 0 };
        sampleModel = new PixelInterleavedSampleModel(DataBuffer.TYPE_BYTE, 1, 1, 1, 1, bandOffsets);
    } else {
        sampleModel = new MultiPixelPackedSampleModel(DataBuffer.TYPE_BYTE, 1, 1, bits);
    }
    return new ImageTypeSpecifier(colorModel, sampleModel);
}

Example 14 with PixelInterleavedSampleModel

use of java.awt.image.PixelInterleavedSampleModel in project dcm4che by dcm4che.

the class NativeImageReader method createImageType.

protected static final ImageTypeSpecifier createImageType(ImageParameters params, ColorModel colorModel) throws IOException {
    int nType = params.getDataType();
    int nWidth = params.getWidth();
    int nHeight = params.getHeight();
    int nBands = params.getSamplesPerPixel();
    int nBitDepth = params.getBitsPerSample();
    int nScanlineStride = params.getBytesPerLine() / ((nBitDepth + 7) / 8);
    if (nType < 0 || (nType > ImageParameters.TYPE_BIT)) {
        throw new UnsupportedOperationException("Unsupported data type" + " " + nType);
    }
    int[] bandOffsets = new int[nBands];
    for (int i = 0; i < nBands; i++) {
        bandOffsets[i] = i;
    }
    SampleModel sampleModel = new PixelInterleavedSampleModel(nType, nWidth, nHeight, nBands, nScanlineStride, bandOffsets);
    return new ImageTypeSpecifier(colorModel, sampleModel);
}

Example 15 with PixelInterleavedSampleModel

use of java.awt.image.PixelInterleavedSampleModel in project quick-media by liuyueyi.

the class TIFFTranscoderImageIOWriteAdapter method writeImage.

/**
 * @throws TranscoderException
 * @see org.apache.batik.transcoder.image.TIFFTranscoder.WriteAdapter#writeImage(TIFFTranscoder, java.awt.image.BufferedImage, org.apache.batik.transcoder.TranscoderOutput)
 */
public void writeImage(TIFFTranscoder transcoder, BufferedImage img, TranscoderOutput output) throws TranscoderException {
    TranscodingHints hints = transcoder.getTranscodingHints();
    ImageWriter writer = ImageWriterRegistry.getInstance().getWriterFor("image/tiff");
    ImageWriterParams params = new ImageWriterParams();
    float PixSzMM = transcoder.getUserAgent().getPixelUnitToMillimeter();
    int PixSzInch = (int) (25.4 / PixSzMM + 0.5);
    params.setResolution(PixSzInch);
    if (hints.containsKey(TIFFTranscoder.KEY_COMPRESSION_METHOD)) {
        String method = (String) hints.get(TIFFTranscoder.KEY_COMPRESSION_METHOD);
        // Values set here as defined in TIFFImageWriteParam of JAI Image I/O Tools
        if ("packbits".equals(method)) {
            params.setCompressionMethod("PackBits");
        } else if ("deflate".equals(method)) {
            params.setCompressionMethod("Deflate");
        } else if ("lzw".equals(method)) {
            params.setCompressionMethod("LZW");
        } else if ("jpeg".equals(method)) {
            params.setCompressionMethod("JPEG");
        } else {
        // nop
        }
    }
    try {
        OutputStream ostream = output.getOutputStream();
        int w = img.getWidth();
        int h = img.getHeight();
        SinglePixelPackedSampleModel sppsm;
        sppsm = (SinglePixelPackedSampleModel) img.getSampleModel();
        int bands = sppsm.getNumBands();
        int[] off = new int[bands];
        for (int i = 0; i < bands; i++) off[i] = i;
        SampleModel sm = new PixelInterleavedSampleModel(DataBuffer.TYPE_BYTE, w, h, bands, w * bands, off);
        RenderedImage rimg = new FormatRed(GraphicsUtil.wrap(img), sm);
        writer.writeImage(rimg, ostream, params);
        ostream.flush();
    } catch (IOException ex) {
        throw new TranscoderException(ex);
    }
}