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

Example 6 with ConvolveOp

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

the class ImagingLib method filter.

public static WritableRaster filter(RasterOp op, Raster src, WritableRaster dst) {
    if (useLib == false) {
        return null;
    }
    // Create the destination tile
    if (dst == null) {
        dst = op.createCompatibleDestRaster(src);
    }
    WritableRaster retRaster = null;
    switch(getNativeOpIndex(op.getClass())) {
        case LOOKUP_OP:
            // REMIND: Fix this!
            LookupTable table = ((LookupOp) op).getTable();
            if (table.getOffset() != 0) {
                // Right now the native code doesn't support offsets
                return null;
            }
            if (table instanceof ByteLookupTable) {
                ByteLookupTable bt = (ByteLookupTable) table;
                if (lookupByteRaster(src, dst, bt.getTable()) > 0) {
                    retRaster = dst;
                }
            }
            break;
        case AFFINE_OP:
            AffineTransformOp bOp = (AffineTransformOp) op;
            double[] matrix = new double[6];
            bOp.getTransform().getMatrix(matrix);
            if (transformRaster(src, dst, matrix, bOp.getInterpolationType()) > 0) {
                retRaster = dst;
            }
            break;
        case CONVOLVE_OP:
            ConvolveOp cOp = (ConvolveOp) op;
            if (convolveRaster(src, dst, cOp.getKernel(), cOp.getEdgeCondition()) > 0) {
                retRaster = dst;
            }
            break;
        default:
            break;
    }
    if (retRaster != null) {
        SunWritableRaster.markDirty(retRaster);
    }
    return retRaster;
}

Example 7 with ConvolveOp

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

the class OGLBufImgOps method renderImageWithOp.

/**
     * This method is called from OGLDrawImage.transformImage() only.  It
     * validates the provided BufferedImageOp to determine whether the op
     * is one that can be accelerated by the OGL pipeline.  If the operation
     * cannot be completed for any reason, this method returns false;
     * otherwise, the given BufferedImage is rendered to the destination
     * using the provided BufferedImageOp and this method returns true.
     */
static boolean renderImageWithOp(SunGraphics2D sg, BufferedImage img, BufferedImageOp biop, int x, int y) {
    // is supported, and that its properties are acceleratable)
    if (biop instanceof ConvolveOp) {
        if (!isConvolveOpValid((ConvolveOp) biop)) {
            return false;
        }
    } else if (biop instanceof RescaleOp) {
        if (!isRescaleOpValid((RescaleOp) biop, img)) {
            return false;
        }
    } else if (biop instanceof LookupOp) {
        if (!isLookupOpValid((LookupOp) biop, img)) {
            return false;
        }
    } else {
        // No acceleration for other BufferedImageOps (yet)
        return false;
    }
    SurfaceData dstData = sg.surfaceData;
    if (!(dstData instanceof OGLSurfaceData) || (sg.interpolationType == AffineTransformOp.TYPE_BICUBIC) || (sg.compositeState > SunGraphics2D.COMP_ALPHA)) {
        return false;
    }
    SurfaceData srcData = dstData.getSourceSurfaceData(img, SunGraphics2D.TRANSFORM_ISIDENT, CompositeType.SrcOver, null);
    if (!(srcData instanceof OGLSurfaceData)) {
        // REMIND: this hack tries to ensure that we have a cached texture
        srcData = dstData.getSourceSurfaceData(img, SunGraphics2D.TRANSFORM_ISIDENT, CompositeType.SrcOver, null);
        if (!(srcData instanceof OGLSurfaceData)) {
            return false;
        }
    }
    // Verify that the source surface is actually a texture and
    // that the operation is supported
    OGLSurfaceData oglSrc = (OGLSurfaceData) srcData;
    OGLGraphicsConfig gc = oglSrc.getOGLGraphicsConfig();
    if (oglSrc.getType() != OGLSurfaceData.TEXTURE || !gc.isCapPresent(CAPS_EXT_BIOP_SHADER)) {
        return false;
    }
    int sw = img.getWidth();
    int sh = img.getHeight();
    OGLBlitLoops.IsoBlit(srcData, dstData, img, biop, sg.composite, sg.getCompClip(), sg.transform, sg.interpolationType, 0, 0, sw, sh, x, y, x + sw, y + sh, true);
    return true;
}

Example 8 with ConvolveOp

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

the class D3DBufImgOps method renderImageWithOp.

/**
     * This method is called from D3DDrawImage.transformImage() only.  It
     * validates the provided BufferedImageOp to determine whether the op
     * is one that can be accelerated by the D3D pipeline.  If the operation
     * cannot be completed for any reason, this method returns false;
     * otherwise, the given BufferedImage is rendered to the destination
     * using the provided BufferedImageOp and this method returns true.
     */
static boolean renderImageWithOp(SunGraphics2D sg, BufferedImage img, BufferedImageOp biop, int x, int y) {
    // is supported, and that its properties are acceleratable)
    if (biop instanceof ConvolveOp) {
        if (!isConvolveOpValid((ConvolveOp) biop)) {
            return false;
        }
    } else if (biop instanceof RescaleOp) {
        if (!isRescaleOpValid((RescaleOp) biop, img)) {
            return false;
        }
    } else if (biop instanceof LookupOp) {
        if (!isLookupOpValid((LookupOp) biop, img)) {
            return false;
        }
    } else {
        // No acceleration for other BufferedImageOps (yet)
        return false;
    }
    SurfaceData dstData = sg.surfaceData;
    if (!(dstData instanceof D3DSurfaceData) || (sg.interpolationType == AffineTransformOp.TYPE_BICUBIC) || (sg.compositeState > SunGraphics2D.COMP_ALPHA)) {
        return false;
    }
    SurfaceData srcData = dstData.getSourceSurfaceData(img, sg.TRANSFORM_ISIDENT, CompositeType.SrcOver, null);
    if (!(srcData instanceof D3DSurfaceData)) {
        // REMIND: this hack tries to ensure that we have a cached texture
        srcData = dstData.getSourceSurfaceData(img, sg.TRANSFORM_ISIDENT, CompositeType.SrcOver, null);
        if (!(srcData instanceof D3DSurfaceData)) {
            return false;
        }
    }
    // Verify that the source surface is actually a texture and that
    // shaders are supported
    D3DSurfaceData d3dSrc = (D3DSurfaceData) srcData;
    D3DGraphicsDevice gd = (D3DGraphicsDevice) d3dSrc.getDeviceConfiguration().getDevice();
    if (d3dSrc.getType() != D3DSurfaceData.TEXTURE || !gd.isCapPresent(CAPS_LCD_SHADER)) {
        return false;
    }
    int sw = img.getWidth();
    int sh = img.getHeight();
    D3DBlitLoops.IsoBlit(srcData, dstData, img, biop, sg.composite, sg.getCompClip(), sg.transform, sg.interpolationType, 0, 0, sw, sh, x, y, x + sw, y + sh, true);
    return true;
}

Example 9 with ConvolveOp

use of java.awt.image.ConvolveOp in project libgdx by libgdx.

the class ShadowEffect method blur.

private void blur(BufferedImage image) {
    float[] matrix = GAUSSIAN_BLUR_KERNELS[blurKernelSize - 1];
    Kernel gaussianBlur1 = new Kernel(matrix.length, 1, matrix);
    Kernel gaussianBlur2 = new Kernel(1, matrix.length, matrix);
    RenderingHints hints = new RenderingHints(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_SPEED);
    ConvolveOp gaussianOp1 = new ConvolveOp(gaussianBlur1, ConvolveOp.EDGE_NO_OP, hints);
    ConvolveOp gaussianOp2 = new ConvolveOp(gaussianBlur2, ConvolveOp.EDGE_NO_OP, hints);
    BufferedImage scratchImage = EffectUtil.getScratchImage();
    for (int i = 0; i < blurPasses; i++) {
        gaussianOp1.filter(image, scratchImage);
        gaussianOp2.filter(scratchImage, image);
    }
}

Example 10 with ConvolveOp

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

the class ImagingLib method filter.

public static BufferedImage filter(BufferedImageOp op, BufferedImage src, BufferedImage dst) {
    if (verbose) {
        System.out.println("in filter and op is " + op + "bufimage is " + src + " and " + dst);
    }
    if (useLib == false) {
        return null;
    }
    // Create the destination image
    if (dst == null) {
        dst = op.createCompatibleDestImage(src, null);
    }
    BufferedImage retBI = null;
    switch(getNativeOpIndex(op.getClass())) {
        case LOOKUP_OP:
            // REMIND: Fix this!
            LookupTable table = ((LookupOp) op).getTable();
            if (table.getOffset() != 0) {
                // Right now the native code doesn't support offsets
                return null;
            }
            if (table instanceof ByteLookupTable) {
                ByteLookupTable bt = (ByteLookupTable) table;
                if (lookupByteBI(src, dst, bt.getTable()) > 0) {
                    retBI = dst;
                }
            }
            break;
        case AFFINE_OP:
            AffineTransformOp bOp = (AffineTransformOp) op;
            double[] matrix = new double[6];
            AffineTransform xform = bOp.getTransform();
            bOp.getTransform().getMatrix(matrix);
            if (transformBI(src, dst, matrix, bOp.getInterpolationType()) > 0) {
                retBI = dst;
            }
            break;
        case CONVOLVE_OP:
            ConvolveOp cOp = (ConvolveOp) op;
            if (convolveBI(src, dst, cOp.getKernel(), cOp.getEdgeCondition()) > 0) {
                retBI = dst;
            }
            break;
        default:
            break;
    }
    if (retBI != null) {
        SunWritableRaster.markDirty(retBI);
    }
    return retBI;
}