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

Example 6 with SampleModel

use of java.awt.image.SampleModel in project jdk8u_jdk by JetBrains.

the class GetSamplesTest method doTest.

private static void doTest(Class<? extends SampleModel> c) {
    System.out.println("Test for: " + c.getName());
    SampleModel sm = createSampleModel(c);
    DataBuffer db = sm.createDataBuffer();
    int[] iArray = new int[width * height + numBands];
    float[] fArray = new float[width * height + numBands];
    double[] dArray = new double[width * height + numBands];
    boolean iOk = false;
    boolean fOk = false;
    boolean dOk = false;
    try {
        sm.getSamples(Integer.MAX_VALUE, 0, 1, 1, 0, iArray, db);
        sm.setSamples(Integer.MAX_VALUE, 0, 1, 1, 0, iArray, db);
    } catch (ArrayIndexOutOfBoundsException e) {
        System.out.println(e.getMessage());
        iOk = true;
    }
    try {
        sm.getSamples(Integer.MAX_VALUE, 0, 1, 1, 0, fArray, db);
        sm.setSamples(Integer.MAX_VALUE, 0, 1, 1, 0, fArray, db);
    } catch (ArrayIndexOutOfBoundsException e) {
        System.out.println(e.getMessage());
        fOk = true;
    }
    try {
        sm.getSamples(0, Integer.MAX_VALUE, 1, 1, 0, dArray, db);
        sm.setSamples(0, Integer.MAX_VALUE, 1, 1, 0, dArray, db);
    } catch (ArrayIndexOutOfBoundsException e) {
        System.out.println(e.getMessage());
        dOk = true;
    }
    if (!iOk || !fOk || !dOk) {
        throw new RuntimeException("Test for " + c.getSimpleName() + " failed: iOk=" + iOk + "; fOk=" + fOk + "; dOk=" + dOk);
    }
}

Example 7 with SampleModel

use of java.awt.image.SampleModel in project jdk8u_jdk by JetBrains.

the class LCMSTransform method colorConvert.

public void colorConvert(Raster src, WritableRaster dst, float[] srcMinVal, float[] srcMaxVal, float[] dstMinVal, float[] dstMaxVal) {
    LCMSImageLayout srcIL, dstIL;
    // Can't pass src and dst directly to CMM, so process per scanline
    SampleModel srcSM = src.getSampleModel();
    SampleModel dstSM = dst.getSampleModel();
    int srcTransferType = src.getTransferType();
    int dstTransferType = dst.getTransferType();
    boolean srcIsFloat, dstIsFloat;
    if ((srcTransferType == DataBuffer.TYPE_FLOAT) || (srcTransferType == DataBuffer.TYPE_DOUBLE)) {
        srcIsFloat = true;
    } else {
        srcIsFloat = false;
    }
    if ((dstTransferType == DataBuffer.TYPE_FLOAT) || (dstTransferType == DataBuffer.TYPE_DOUBLE)) {
        dstIsFloat = true;
    } else {
        dstIsFloat = false;
    }
    int w = src.getWidth();
    int h = src.getHeight();
    int srcNumBands = src.getNumBands();
    int dstNumBands = dst.getNumBands();
    float[] srcScaleFactor = new float[srcNumBands];
    float[] dstScaleFactor = new float[dstNumBands];
    float[] srcUseMinVal = new float[srcNumBands];
    float[] dstUseMinVal = new float[dstNumBands];
    for (int i = 0; i < srcNumBands; i++) {
        if (srcIsFloat) {
            srcScaleFactor[i] = 65535.0f / (srcMaxVal[i] - srcMinVal[i]);
            srcUseMinVal[i] = srcMinVal[i];
        } else {
            if (srcTransferType == DataBuffer.TYPE_SHORT) {
                srcScaleFactor[i] = 65535.0f / 32767.0f;
            } else {
                srcScaleFactor[i] = 65535.0f / ((float) ((1 << srcSM.getSampleSize(i)) - 1));
            }
            srcUseMinVal[i] = 0.0f;
        }
    }
    for (int i = 0; i < dstNumBands; i++) {
        if (dstIsFloat) {
            dstScaleFactor[i] = (dstMaxVal[i] - dstMinVal[i]) / 65535.0f;
            dstUseMinVal[i] = dstMinVal[i];
        } else {
            if (dstTransferType == DataBuffer.TYPE_SHORT) {
                dstScaleFactor[i] = 32767.0f / 65535.0f;
            } else {
                dstScaleFactor[i] = ((float) ((1 << dstSM.getSampleSize(i)) - 1)) / 65535.0f;
            }
            dstUseMinVal[i] = 0.0f;
        }
    }
    int ys = src.getMinY();
    int yd = dst.getMinY();
    int xs, xd;
    float sample;
    short[] srcLine = new short[w * srcNumBands];
    short[] dstLine = new short[w * dstNumBands];
    int idx;
    try {
        srcIL = new LCMSImageLayout(srcLine, srcLine.length / getNumInComponents(), LCMSImageLayout.CHANNELS_SH(getNumInComponents()) | LCMSImageLayout.BYTES_SH(2), getNumInComponents() * 2);
        dstIL = new LCMSImageLayout(dstLine, dstLine.length / getNumOutComponents(), LCMSImageLayout.CHANNELS_SH(getNumOutComponents()) | LCMSImageLayout.BYTES_SH(2), getNumOutComponents() * 2);
    } catch (ImageLayoutException e) {
        throw new CMMException("Unable to convert rasters");
    }
    // process each scanline
    for (int y = 0; y < h; y++, ys++, yd++) {
        // get src scanline
        xs = src.getMinX();
        idx = 0;
        for (int x = 0; x < w; x++, xs++) {
            for (int i = 0; i < srcNumBands; i++) {
                sample = src.getSampleFloat(xs, ys, i);
                srcLine[idx++] = (short) ((sample - srcUseMinVal[i]) * srcScaleFactor[i] + 0.5f);
            }
        }
        // color convert srcLine to dstLine
        doTransform(srcIL, dstIL);
        // store dst scanline
        xd = dst.getMinX();
        idx = 0;
        for (int x = 0; x < w; x++, xd++) {
            for (int i = 0; i < dstNumBands; i++) {
                sample = ((dstLine[idx++] & 0xffff) * dstScaleFactor[i]) + dstUseMinVal[i];
                dst.setSample(xd, yd, i, sample);
            }
        }
    }
}

Example 8 with SampleModel

use of java.awt.image.SampleModel in project jdk8u_jdk by JetBrains.

the class BufImgSurfaceData method createData.

public static SurfaceData createData(BufferedImage bufImg, double scaleX, double scaleY) {
    if (bufImg == null) {
        throw new NullPointerException("BufferedImage cannot be null");
    }
    SurfaceData sData;
    ColorModel cm = bufImg.getColorModel();
    int type = bufImg.getType();
    // REMIND: Check the image type and pick an appropriate subclass
    switch(type) {
        case BufferedImage.TYPE_INT_BGR:
            sData = createDataIC(bufImg, SurfaceType.IntBgr, scaleX, scaleY);
            break;
        case BufferedImage.TYPE_INT_RGB:
            sData = createDataIC(bufImg, SurfaceType.IntRgb, scaleX, scaleY);
            break;
        case BufferedImage.TYPE_INT_ARGB:
            sData = createDataIC(bufImg, SurfaceType.IntArgb, scaleX, scaleY);
            break;
        case BufferedImage.TYPE_INT_ARGB_PRE:
            sData = createDataIC(bufImg, SurfaceType.IntArgbPre, scaleX, scaleY);
            break;
        case BufferedImage.TYPE_3BYTE_BGR:
            sData = createDataBC(bufImg, SurfaceType.ThreeByteBgr, 2, scaleX, scaleY);
            break;
        case BufferedImage.TYPE_4BYTE_ABGR:
            sData = createDataBC(bufImg, SurfaceType.FourByteAbgr, 3, scaleX, scaleY);
            break;
        case BufferedImage.TYPE_4BYTE_ABGR_PRE:
            sData = createDataBC(bufImg, SurfaceType.FourByteAbgrPre, 3, scaleX, scaleY);
            break;
        case BufferedImage.TYPE_USHORT_565_RGB:
            sData = createDataSC(bufImg, SurfaceType.Ushort565Rgb, null, scaleX, scaleY);
            break;
        case BufferedImage.TYPE_USHORT_555_RGB:
            sData = createDataSC(bufImg, SurfaceType.Ushort555Rgb, null, scaleX, scaleY);
            break;
        case BufferedImage.TYPE_BYTE_INDEXED:
            {
                SurfaceType sType;
                switch(cm.getTransparency()) {
                    case OPAQUE:
                        if (isOpaqueGray((IndexColorModel) cm)) {
                            sType = SurfaceType.Index8Gray;
                        } else {
                            sType = SurfaceType.ByteIndexedOpaque;
                        }
                        break;
                    case BITMASK:
                        sType = SurfaceType.ByteIndexedBm;
                        break;
                    case TRANSLUCENT:
                        sType = SurfaceType.ByteIndexed;
                        break;
                    default:
                        throw new InternalError("Unrecognized transparency");
                }
                sData = createDataBC(bufImg, sType, 0, scaleX, scaleY);
            }
            break;
        case BufferedImage.TYPE_BYTE_GRAY:
            sData = createDataBC(bufImg, SurfaceType.ByteGray, 0, scaleX, scaleY);
            break;
        case BufferedImage.TYPE_USHORT_GRAY:
            sData = createDataSC(bufImg, SurfaceType.UshortGray, null, scaleX, scaleY);
            break;
        case BufferedImage.TYPE_BYTE_BINARY:
            {
                SurfaceType sType;
                SampleModel sm = bufImg.getRaster().getSampleModel();
                switch(sm.getSampleSize(0)) {
                    case 1:
                        sType = SurfaceType.ByteBinary1Bit;
                        break;
                    case 2:
                        sType = SurfaceType.ByteBinary2Bit;
                        break;
                    case 4:
                        sType = SurfaceType.ByteBinary4Bit;
                        break;
                    default:
                        throw new InternalError("Unrecognized pixel size");
                }
                sData = createDataBP(bufImg, sType, scaleX, scaleY);
            }
            break;
        case BufferedImage.TYPE_CUSTOM:
        default:
            {
                Raster raster = bufImg.getRaster();
                int numBands = raster.getNumBands();
                if (raster instanceof IntegerComponentRaster && raster.getNumDataElements() == 1 && ((IntegerComponentRaster) raster).getPixelStride() == 1) {
                    SurfaceType sType = SurfaceType.AnyInt;
                    if (cm instanceof DirectColorModel) {
                        DirectColorModel dcm = (DirectColorModel) cm;
                        int aMask = dcm.getAlphaMask();
                        int rMask = dcm.getRedMask();
                        int gMask = dcm.getGreenMask();
                        int bMask = dcm.getBlueMask();
                        if (numBands == 3 && aMask == 0 && rMask == DCM_RGBX_RED_MASK && gMask == DCM_RGBX_GREEN_MASK && bMask == DCM_RGBX_BLUE_MASK) {
                            sType = SurfaceType.IntRgbx;
                        } else if (numBands == 4 && aMask == DCM_ARGBBM_ALPHA_MASK && rMask == DCM_ARGBBM_RED_MASK && gMask == DCM_ARGBBM_GREEN_MASK && bMask == DCM_ARGBBM_BLUE_MASK) {
                            sType = SurfaceType.IntArgbBm;
                        } else {
                            sType = SurfaceType.AnyDcm;
                        }
                    }
                    sData = createDataIC(bufImg, sType, scaleX, scaleY);
                    break;
                } else if (raster instanceof ShortComponentRaster && raster.getNumDataElements() == 1 && ((ShortComponentRaster) raster).getPixelStride() == 1) {
                    SurfaceType sType = SurfaceType.AnyShort;
                    IndexColorModel icm = null;
                    if (cm instanceof DirectColorModel) {
                        DirectColorModel dcm = (DirectColorModel) cm;
                        int aMask = dcm.getAlphaMask();
                        int rMask = dcm.getRedMask();
                        int gMask = dcm.getGreenMask();
                        int bMask = dcm.getBlueMask();
                        if (numBands == 3 && aMask == 0 && rMask == DCM_555X_RED_MASK && gMask == DCM_555X_GREEN_MASK && bMask == DCM_555X_BLUE_MASK) {
                            sType = SurfaceType.Ushort555Rgbx;
                        } else if (numBands == 4 && aMask == DCM_4444_ALPHA_MASK && rMask == DCM_4444_RED_MASK && gMask == DCM_4444_GREEN_MASK && bMask == DCM_4444_BLUE_MASK) {
                            sType = SurfaceType.Ushort4444Argb;
                        }
                    } else if (cm instanceof IndexColorModel) {
                        icm = (IndexColorModel) cm;
                        if (icm.getPixelSize() == 12) {
                            if (isOpaqueGray(icm)) {
                                sType = SurfaceType.Index12Gray;
                            } else {
                                sType = SurfaceType.UshortIndexed;
                            }
                        } else {
                            icm = null;
                        }
                    }
                    sData = createDataSC(bufImg, sType, icm, scaleX, scaleY);
                    break;
                }
                sData = new BufImgSurfaceData(raster.getDataBuffer(), bufImg, SurfaceType.Custom, scaleX, scaleY);
            }
            break;
    }
    ((BufImgSurfaceData) sData).initSolidLoops();
    return sData;
}

Example 9 with SampleModel

use of java.awt.image.SampleModel in project jdk8u_jdk by JetBrains.

the class ByteInterleavedRaster method createWritableChild.

/**
     * Creates a Writable subRaster given a region of the Raster. The x and y
     * coordinates specify the horizontal and vertical offsets
     * from the upper-left corner of this Raster to the upper-left corner
     * of the subRaster.  A subset of the bands of the parent Raster may
     * be specified.  If this is null, then all the bands are present in the
     * subRaster. A translation to the subRaster may also be specified.
     * Note that the subRaster will reference the same
     * DataBuffer as the parent Raster, but using different offsets.
     * @param x               X offset.
     * @param y               Y offset.
     * @param width           Width (in pixels) of the subraster.
     * @param height          Height (in pixels) of the subraster.
     * @param x0              Translated X origin of the subraster.
     * @param y0              Translated Y origin of the subraster.
     * @param bandList        Array of band indices.
     * @exception RasterFormatException
     *            if the specified bounding box is outside of the parent Raster.
     */
public WritableRaster createWritableChild(int x, int y, int width, int height, int x0, int y0, int[] bandList) {
    if (x < this.minX) {
        throw new RasterFormatException("x lies outside the raster");
    }
    if (y < this.minY) {
        throw new RasterFormatException("y lies outside the raster");
    }
    if ((x + width < x) || (x + width > this.minX + this.width)) {
        throw new RasterFormatException("(x + width) is outside of Raster");
    }
    if ((y + height < y) || (y + height > this.minY + this.height)) {
        throw new RasterFormatException("(y + height) is outside of Raster");
    }
    SampleModel sm;
    if (bandList != null)
        sm = sampleModel.createSubsetSampleModel(bandList);
    else
        sm = sampleModel;
    int deltaX = x0 - x;
    int deltaY = y0 - y;
    return new ByteInterleavedRaster(sm, dataBuffer, new Rectangle(x0, y0, width, height), new Point(sampleModelTranslateX + deltaX, sampleModelTranslateY + deltaY), this);
}

Example 10 with SampleModel

use of java.awt.image.SampleModel in project jdk8u_jdk by JetBrains.

the class ByteComponentRaster method createWritableChild.

/**
     * Creates a Writable subRaster given a region of the Raster. The x and y
     * coordinates specify the horizontal and vertical offsets
     * from the upper-left corner of this Raster to the upper-left corner
     * of the subRaster.  A subset of the bands of the parent Raster may
     * be specified.  If this is null, then all the bands are present in the
     * subRaster. A translation to the subRaster may also be specified.
     * Note that the subRaster will reference the same
     * DataBuffer as the parent Raster, but using different offsets.
     * @param x               X offset.
     * @param y               Y offset.
     * @param width           Width (in pixels) of the subraster.
     * @param height          Height (in pixels) of the subraster.
     * @param x0              Translated X origin of the subraster.
     * @param y0              Translated Y origin of the subraster.
     * @param bandList        Array of band indices.
     * @exception RasterFormatException
     *            if the specified bounding box is outside of the parent Raster.
     */
public WritableRaster createWritableChild(int x, int y, int width, int height, int x0, int y0, int[] bandList) {
    if (x < this.minX) {
        throw new RasterFormatException("x lies outside the raster");
    }
    if (y < this.minY) {
        throw new RasterFormatException("y lies outside the raster");
    }
    if ((x + width < x) || (x + width > this.minX + this.width)) {
        throw new RasterFormatException("(x + width) is outside of Raster");
    }
    if ((y + height < y) || (y + height > this.minY + this.height)) {
        throw new RasterFormatException("(y + height) is outside of Raster");
    }
    SampleModel sm;
    if (bandList != null)
        sm = sampleModel.createSubsetSampleModel(bandList);
    else
        sm = sampleModel;
    int deltaX = x0 - x;
    int deltaY = y0 - y;
    return new ByteComponentRaster(sm, dataBuffer, new Rectangle(x0, y0, width, height), new Point(sampleModelTranslateX + deltaX, sampleModelTranslateY + deltaY), this);
}