Examples of com.google.code.appengine.awt.image.ComponentSampleModel

Package com.google.code.appengine.awt.image

Examples of com.google.code.appengine.awt.image.ComponentSampleModel

com.google.code.appengine.awt.image.ComponentSampleModel

        if (fmt.cmmFormat == 0) {
            ColorModel cm = bi.getColorModel();
            SampleModel sm = bi.getSampleModel();


            if (sm instanceof ComponentSampleModel) {
                ComponentSampleModel csm = (ComponentSampleModel) sm;
                fmt.cmmFormat = getFormatFromComponentModel(csm, cm.hasAlpha());
                fmt.scanlineStride = calculateScanlineStrideCSM(csm, bi.getRaster());
            } else if (sm instanceof SinglePixelPackedSampleModel) {
                SinglePixelPackedSampleModel sppsm = (SinglePixelPackedSampleModel) sm;
                fmt.cmmFormat = getFormatFromSPPSampleModel(sppsm, cm.hasAlpha());

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        NativeImageFormat fmt = new NativeImageFormat();
        SampleModel sm = r.getSampleModel();


        // Assume that there's no alpha
        if (sm instanceof ComponentSampleModel) {
            ComponentSampleModel csm = (ComponentSampleModel) sm;
            fmt.cmmFormat = getFormatFromComponentModel(csm, false);
            fmt.scanlineStride = calculateScanlineStrideCSM(csm, r);
        } else if (sm instanceof SinglePixelPackedSampleModel) {
            SinglePixelPackedSampleModel sppsm = (SinglePixelPackedSampleModel) sm;
            fmt.cmmFormat = getFormatFromSPPSampleModel(sppsm, false);

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     * @param r - raster
     * @return byte offset of the alpha channel
     */
    private static int calculateAlphaOffset(SampleModel sm, Raster r) {
        if (sm instanceof ComponentSampleModel) {
            ComponentSampleModel csm = (ComponentSampleModel) sm;
            int dataTypeSize =
                DataBuffer.getDataTypeSize(r.getDataBuffer().getDataType()) / 8;
            return
                csm.getBandOffsets()[csm.getBandOffsets().length - 1] * dataTypeSize;
        } else if (sm instanceof SinglePixelPackedSampleModel) {
            SinglePixelPackedSampleModel sppsm = (SinglePixelPackedSampleModel) sm;
            return sppsm.getBitOffsets()[sppsm.getBitOffsets().length - 1] / 8;
        } else {
            return -1; // No offset, don't copy alpha

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                return BufferedImage.TYPE_CUSTOM;
            }else if(cm instanceof ComponentColorModel){
                ComponentColorModel ccm = (ComponentColorModel) cm;
                if(transferType == DataBuffer.TYPE_BYTE &&
                        sm instanceof ComponentSampleModel){
                    ComponentSampleModel csm =
                        (ComponentSampleModel) sm;
                    int[] offsets = csm.getBandOffsets();
                    int[] bits = ccm.getComponentSize();
                    boolean isCustom = false;
                    for (int i = 0; i < bits.length; i++) {
                        if (bits[i] != 8 ||
                               offsets[i] != offsets.length - 1 - i) {

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        case DataBuffer.TYPE_USHORT:
            return new PixelInterleavedSampleModel(transferType, w, h,
                    numComponents, w * numComponents, bandOffsets);


        default:
            return new ComponentSampleModel(transferType, w, h, numComponents,
                    w * numComponents, bandOffsets);
        }
    }

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    @Override
    public boolean equals(Object o) {
        if ((o == null) || !(o instanceof ComponentSampleModel)) {
            return false;
        }
        ComponentSampleModel model = (ComponentSampleModel) o;
        return this.width == model.width && this.height == model.height &&
               this.numBands == model.numBands &&
               this.dataType == model.dataType &&
               Arrays.equals(this.bandOffsets, model.bandOffsets) &&
               Arrays.equals(this.bankIndices, model.bankIndices) &&

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        for (int i = 0; i < bands.length; i++) {
            indices[i] = bankIndices[bands[i]];
            offsets[i] = bandOffsets[bands[i]];
        }


        return new ComponentSampleModel(dataType, width, height, pixelStride,
                scanlineStride, indices, offsets);


    }

View Full Code Here


    }


    @Override
    public SampleModel createCompatibleSampleModel(int w, int h) {
        return new ComponentSampleModel(dataType, w, h, pixelStride,
                pixelStride * w, bankIndices, bandOffsets);
    }

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            return new MultiPixelPackedSampleModel(DataBuffer.TYPE_BYTE, w, h,
                    pixel_bits);
        }
        int bandOffsets[] = new int[1];
        bandOffsets[0] = 0;
        return new ComponentSampleModel(transferType, w, h, 1, w,
                bandOffsets);


    }

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            final int h, final SampleModel sampleModel) {


        int size = 0;
        
        if (sampleModel instanceof ComponentSampleModel) {
            ComponentSampleModel csm = (ComponentSampleModel) sampleModel;
            int offsets[] = csm.getBandOffsets();
            int maxOffset = offsets[0];
            for (int i = 1; i < offsets.length; i++) {
                if (offsets[i] > maxOffset) {
                    maxOffset = offsets[i];
                }
            }
            int scanlineStride = csm.getScanlineStride();
            int pixelStride = csm.getPixelStride();
            
            size = (h - 1) * scanlineStride +
            (w - 1) * pixelStride + maxOffset + 1;


        } else if (sampleModel instanceof MultiPixelPackedSampleModel) {

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Related Classes of com.google.code.appengine.awt.image.ComponentSampleModel

com.google.code.appengine.awt.image.ComponentColorModel

com.google.code.appengine.awt.image.ComponentSampleModel

com.google.code.appengine.awt.image.DataBuffer

com.google.code.appengine.awt.image.DataBufferByte

com.google.code.appengine.awt.image.DataBufferDouble

com.google.code.appengine.awt.image.DataBufferFloat

com.google.code.appengine.awt.image.DataBufferInt

com.google.code.appengine.awt.image.DataBufferShort

com.google.code.appengine.awt.image.DataBufferUShort

com.google.code.appengine.awt.image.IndexColorModel

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