Examples of java.awt.image.DataBufferByte

java.awt.image.DataBufferByte
This class extends DataBuffer and stores data internally as bytes. Values stored in the byte array(s) of this DataBuffer are treated as unsigned values.

  private void byteLoop(Raster source, WritableRaster dest,
                        int dx, int dy, int dwidth, int dheight,
                        int[] xvalues, int[] yvalues,
                        int[] xfracvalues, int[] yfracvalues) {
    MultiPixelPackedSampleModel sourceSM = (MultiPixelPackedSampleModel)source.getSampleModel();
    DataBufferByte sourceDB = (DataBufferByte)source.getDataBuffer();
    int sourceTransX = source.getSampleModelTranslateX();
    int sourceTransY = source.getSampleModelTranslateY();
    int sourceDataBitOffset = sourceSM.getDataBitOffset();
    int sourceScanlineStride = sourceSM.getScanlineStride();
    
    MultiPixelPackedSampleModel destSM = (MultiPixelPackedSampleModel)dest.getSampleModel();
    DataBufferByte destDB = (DataBufferByte)dest.getDataBuffer();
    int destMinX = dest.getMinX();
    int destMinY = dest.getMinY();
    int destTransX = dest.getSampleModelTranslateX();
    int destTransY = dest.getSampleModelTranslateY();
    int destDataBitOffset = destSM.getDataBitOffset();
    int destScanlineStride = destSM.getScanlineStride();
    
    byte[] sourceData = sourceDB.getData();
    int sourceDBOffset = sourceDB.getOffset();
    
    byte[] destData = destDB.getData();
    int destDBOffset = destDB.getOffset();
    
    int[] sbytenum = new int[dwidth];
    int[] sshift = new int[dwidth];

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        int sourceDataBitOffset  = pid.bitOffset;
        int sourceScanlineStride = pid.lineStride;


        PixelInterleavedSampleModel destSM =
            (PixelInterleavedSampleModel)dest.getSampleModel();
        DataBufferByte destDB =
            (DataBufferByte)dest.getDataBuffer();
        int destTransX = dest.getSampleModelTranslateX();
        int destTransY = dest.getSampleModelTranslateY();
        int destScanlineStride = destSM.getScanlineStride();


        byte[] destData  = destDB.getData();
        int destDBOffset = destDB.getOffset();


  int[] sAreaBitsOn = new int[2];


    for(int j = 0; j < dhi; j++) {
        int y = (dy + j) << 2;   //int y = (dy + j) * blockY;

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        int sourceDataBitOffset  = pid.bitOffset;
        int sourceScanlineStride = pid.lineStride;


        PixelInterleavedSampleModel destSM =
            (PixelInterleavedSampleModel)dest.getSampleModel();
        DataBufferByte destDB =
            (DataBufferByte)dest.getDataBuffer();
        int destTransX = dest.getSampleModelTranslateX();
        int destTransY = dest.getSampleModelTranslateY();
        int destScanlineStride = destSM.getScanlineStride();


        byte[] destData  = destDB.getData();
        int destDBOffset = destDB.getOffset();


        int[] sbytenum = new int[dwi];
        int[] sstartbit= new int[dwi];
  int[] sAreaBitsOn   = new int[dwi];
        for (int i = 0; i < dwi; i++) {

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    /*
     * Create a Raster from the data of an uncompressed tile.
     */
    private Raster getUncompressedTile(int tx, int ty, byte[] data) {
        DataBuffer dataBuffer = new DataBufferByte(data, data.length);


        return Raster.createRaster(sampleModel, dataBuffer, new Point(tx, ty));
    }

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                data[i++] = B;
                data[i++] = A;
            }
        }


        DataBuffer dataBuffer = new DataBufferByte(data, data.length);


        return Raster.createRaster(sampleModel, dataBuffer, new Point(tx, ty));
    }

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        DataBuffer dataBuffer = null;


        int size = (int)getBufferSize();
        switch (dataType) {
        case DataBuffer.TYPE_BYTE:
            dataBuffer = new DataBufferByte(size, numBanks);
            break;
        case DataBuffer.TYPE_USHORT:
            dataBuffer = new DataBufferUShort(size, numBanks);
            break;
        case DataBuffer.TYPE_INT:

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            // scanline stride should be in terms of dataElements
            int scanlineStride = csm.getScanlineStride();


            switch (formatTag & DATATYPE_MASK) {
            case DataBuffer.TYPE_BYTE:
                DataBufferByte dbb = (DataBufferByte)raster.getDataBuffer();
                mlimages = new mediaLibImage[1];
                mlimages[0] =
                    new mediaLibImage(Constants.MLIB_BYTE,
                                      numBands,
                                      rect.width,
                                      rect.height,
                                      scanlineStride,
                                      dataOffset,
                                      dbb.getData());
                break;


            case DataBuffer.TYPE_USHORT:
                DataBufferUShort dbus =
                    (DataBufferUShort)raster.getDataBuffer();

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            Object rasDataArray = null;
            switch (csm.getDataType()) {
                case DataBuffer.TYPE_BYTE: {
                    DataBufferByte dbb =
                        (DataBufferByte)raster.getDataBuffer();
                    byte rasByteDataArray[][] = new byte[numBands][];
                    for (int i = 0; i < numBands; i++) {
                        rasByteDataArray[i] =
                            dbb.getData(rasBankIndices[i]);
                    }
                    rasDataArray = rasByteDataArray;
                    }
                    break;
                case DataBuffer.TYPE_USHORT: {

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    byte tmpDataArray[] = null;
                Object rasDataArray = null;
                switch (csm.getDataType()) {
                    case DataBuffer.TYPE_BYTE: {
                        DataBufferByte dbb =
                            (DataBufferByte)raster.getDataBuffer();
                        byte rasByteDataArray[][] = new byte[numBands][];
                        for (int i = 0; i < numBands; i++) {
                            rasByteDataArray[i] =
                                dbb.getData(rasBankIndices[i]);
                        }
      tmpDataArray =  rasByteDataArray[0];
                        rasDataArray = rasByteDataArray;
                        }
                        break;

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        }
        int size = (int)lsize;


        switch(dataType) {
        case DataBuffer.TYPE_BYTE:
            d = new DataBufferByte(size);
            break;


        case DataBuffer.TYPE_USHORT:
            d = new DataBufferUShort(size);
            break;

View Full Code Here

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