java.awt.image.Raster.createWritableRaster()方法的使用及代码示例

x33g5p2x  于2022-01-28 转载在 其他  
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本文整理了Java中java.awt.image.Raster.createWritableRaster方法的一些代码示例，展示了Raster.createWritableRaster的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。Raster.createWritableRaster方法的具体详情如下：
包路径：java.awt.image.Raster
类名称：Raster
方法名：createWritableRaster

Raster.createWritableRaster介绍

暂无

代码示例

代码示例来源：origin: sarxos/webcam-capture

@Override
public BufferedImage getImage() {
  ByteBuffer buffer = getImageBytes();
  if (buffer == null) {
    LOG.error("Images bytes buffer is null!");
    return null;
  }
  byte[] bytes = new byte[size.width * size.height * 3];
  byte[][] data = new byte[][] { bytes };
  buffer.get(bytes);
  DataBufferByte dbuf = new DataBufferByte(data, bytes.length, OFFSET);
  WritableRaster raster = Raster.createWritableRaster(smodel, dbuf, null);
  BufferedImage bi = new BufferedImage(cmodel, raster, false, null);
  bi.flush();
  return bi;
}

代码示例来源：origin: loklak/loklak_server

DataBuffer videoBuffer = new DataBufferByte(frame, frame.length);
ComponentSampleModel sampleModel = new ComponentSampleModel(DataBuffer.TYPE_BYTE, width, height, 3, width * 3, new int[] {0, 1, 2});
this.grid = Raster.createWritableRaster(sampleModel, videoBuffer, null);
ColorModel colorModel = new ComponentColorModel(ColorSpace.getInstance(ColorSpace.CS_sRGB), null, false, false, Transparency.OPAQUE, DataBuffer.TYPE_BYTE);
this.image = new BufferedImage(colorModel, this.grid, false, null);

代码示例来源：origin: sarxos/webcam-capture

WritableRaster raster = Raster.createWritableRaster(sampleModel, dataBuffer, null);
BufferedImage image = new BufferedImage(colorModel, raster, false, null);

代码示例来源：origin: runelite/runelite

@MethodHook(value = "<init>", end = true)
@Inject
public void init(int width, int height, Component canvas)
{
  if (!client.isGpu())
  {
    return;
  }
  final int[] pixels = getPixels();
  // we need to make our own buffered image for the client with the alpha channel enabled in order to
  // have alphas for the overlays applied correctly
  DataBufferInt dataBufferInt = new DataBufferInt(pixels, pixels.length);
  DirectColorModel directColorModel = new DirectColorModel(ColorSpace.getInstance(ColorSpace.CS_sRGB),
    32, 0xff0000, 0xff00, 0xff, 0xff000000,
    true, DataBuffer.TYPE_INT);
  WritableRaster writableRaster = Raster.createWritableRaster(directColorModel.createCompatibleSampleModel(width, height), dataBufferInt, null);
  BufferedImage bufferedImage = new BufferedImage(directColorModel, writableRaster, true, new Hashtable());
  setImage(bufferedImage);
}

代码示例来源：origin: geoserver/geoserver

return Raster.createWritableRaster(sampleModel, db, location);

代码示例来源：origin: haraldk/TwelveMonkeys

@Override
public final WritableRaster createCompatibleWritableRaster(final int w, final int h) {
  return Raster.createWritableRaster(createCompatibleSampleModel(w, h), new Point(0, 0));
}

代码示例来源：origin: mapsforge/mapsforge

@Override
public AwtHillshadingBitmap createMonoBitmap(int width, int height, byte[] buffer, int padding, BoundingBox area) {
  DataBuffer dataBuffer = new DataBufferByte(buffer, buffer.length);
  SampleModel singleByteSampleModel = monoColorModel.createCompatibleSampleModel(width + 2 * padding, height + 2 * padding);
  WritableRaster writableRaster = Raster.createWritableRaster(singleByteSampleModel, dataBuffer, null);
  BufferedImage bufferedImage = new BufferedImage(monoColorModel, writableRaster, false, null);
  return new AwtHillshadingBitmap(bufferedImage, padding, area);
}

代码示例来源：origin: geotools/geotools

protected BufferedImage getStartImage(BufferedImage copyFrom, int width, int height) {
  Map<String, Object> properties = null;
  if (copyFrom.getPropertyNames() != null) {
    properties = new HashMap<String, Object>();
    for (String name : copyFrom.getPropertyNames()) {
      properties.put(name, copyFrom.getProperty(name));
    }
  }
  SampleModel sm = copyFrom.getSampleModel().createCompatibleSampleModel(width, height);
  WritableRaster raster = Raster.createWritableRaster(sm, null);
  BufferedImage image =
      new BufferedImage(
          copyFrom.getColorModel(),
          raster,
          copyFrom.isAlphaPremultiplied(),
          (Hashtable<?, ?>) properties);
  // white background
  Graphics2D g2D = (Graphics2D) image.getGraphics();
  Color save = g2D.getColor();
  g2D.setColor(Color.WHITE);
  g2D.fillRect(0, 0, image.getWidth(), image.getHeight());
  g2D.setColor(save);
  return image;
}

代码示例来源：origin: geotools/geotools

private BufferedImage getStartImage(BufferedImage copyFrom) {
  Dimension dim = getStartDimension();
  Hashtable<String, Object> properties = null;
  if (copyFrom.getPropertyNames() != null) {
    properties = new Hashtable<String, Object>();
    for (String name : copyFrom.getPropertyNames()) {
      properties.put(name, copyFrom.getProperty(name));
    }
  }
  SampleModel sm =
      copyFrom.getSampleModel()
          .createCompatibleSampleModel((int) dim.getWidth(), (int) dim.getHeight());
  WritableRaster raster = Raster.createWritableRaster(sm, null);
  ColorModel colorModel = copyFrom.getColorModel();
  boolean alphaPremultiplied = copyFrom.isAlphaPremultiplied();
  DataBuffer dataBuffer =
      createDataBufferFilledWithNoDataValues(raster, colorModel.getPixelSize());
  raster = Raster.createWritableRaster(sm, dataBuffer, null);
  BufferedImage image = new BufferedImage(colorModel, raster, alphaPremultiplied, properties);
  if (levelInfo.getNoDataValue() == null) {
    Graphics2D g2D = (Graphics2D) image.getGraphics();
    Color save = g2D.getColor();
    g2D.setColor(backgroundColor);
    g2D.fillRect(0, 0, image.getWidth(), image.getHeight());
    g2D.setColor(save);
  }
  return image;
}

代码示例来源：origin: geotools/geotools

return Raster.createWritableRaster(sampleModel, db, location);

代码示例来源：origin: geotools/geotools

final ColorModel colorModel = ImageIOUtilities.createColorModel(sampleModel);
final WritableRaster raster = Raster.createWritableRaster(sampleModel, new Point(0, 0));
Hashtable<String, Object> properties = getNoDataProperties(wrapper);
final BufferedImage image =

代码示例来源：origin: geotools/geotools

SampleModel sampleModel = imageTypeSpecifier.getSampleModel();
Point location = new Point(0, 0);
WritableRaster raster = Raster.createWritableRaster(sampleModel, location);
GridCoverage2D emptyCoverage;
emptyCoverage = coverageFactory.create(coverageName, raster, requestedEnvelope);

代码示例来源：origin: org.apache.xmlgraphics/batik-awt-util

public Raster getTile(int x, int y) {
  if (me2src == null)
    return null;
  int tx = tileGridXOff+x*tileWidth;
  int ty = tileGridYOff+y*tileHeight;
  Point pt = new Point(tx, ty);
  WritableRaster wr = Raster.createWritableRaster(sm, pt);
  genRect(wr);
  return wr;
}

代码示例来源：origin: net.imagej/ij

void createBufferedImage() {
  if (rgbSampleModel==null)
    rgbSampleModel = getRGBSampleModel();
  if (rgbRaster==null) {
    DataBuffer dataBuffer = new DataBufferInt(rgbPixels, width*height, 0);
    rgbRaster = Raster.createWritableRaster(rgbSampleModel, dataBuffer, null);
  }
  if (rgbImage==null)
    rgbImage = new BufferedImage(rgbCM, rgbRaster, false, null);
  awtImage = rgbImage;
}

代码示例来源：origin: org.apache.xmlgraphics/batik-awt-util

public Raster getData(Rectangle rect) {
  SampleModel smRet = sm.createCompatibleSampleModel
    (rect.width, rect.height);
  Point pt = new Point(rect.x, rect.y);
  WritableRaster wr = Raster.createWritableRaster(smRet, pt);
  // System.out.println("GD DB: " + wr.getDataBuffer().getSize());
  return copyData(wr);
}

代码示例来源：origin: net.imagej/ij

Image createBufferedImage() {
  if (rgbSampleModel==null)
    rgbSampleModel = getRGBSampleModel();
  if (rgbRaster==null) {
    DataBuffer dataBuffer = new DataBufferInt(pixels, width*height, 0);
    rgbRaster = Raster.createWritableRaster(rgbSampleModel, dataBuffer, null);
  }
  if (image==null) {
    image = new BufferedImage(cm, rgbRaster, false, null);
  }
  return image;
}

代码示例来源：origin: xSAVIKx/AndroidScreencast

private static BufferedImage rawImage32toARGB(RawImage rawImage) {
  // Do as much as we can to not make an extra copy of the data.  This is just a bunch of
  // classes that wrap's the raw byte array of the image data.
  DataBufferByte dataBuffer = new DataBufferByte(rawImage.data, rawImage.size);
  PixelInterleavedSampleModel sampleModel =
      new PixelInterleavedSampleModel(DataBuffer.TYPE_BYTE, rawImage.width, rawImage.height,
          4, rawImage.width * 4, BAND_OFFSETS_32);
  WritableRaster raster = Raster.createWritableRaster(sampleModel, dataBuffer,
      new Point(0, 0));
  return new BufferedImage(new ThirtyTwoBitColorModel(rawImage), raster, false, EMPTY_HASH);
}

代码示例来源：origin: xSAVIKx/AndroidScreencast

private static BufferedImage rawImage16toARGB(RawImage rawImage) {
    // Do as much as we can to not make an extra copy of the data.  This is just a bunch of
    // classes that wrap's the raw byte array of the image data.
    DataBufferByte dataBuffer = new DataBufferByte(rawImage.data, rawImage.size);
    PixelInterleavedSampleModel sampleModel =
        new PixelInterleavedSampleModel(DataBuffer.TYPE_BYTE, rawImage.width, rawImage.height,
            2, rawImage.width * 2, BAND_OFFSETS_16);
    WritableRaster raster = Raster.createWritableRaster(sampleModel, dataBuffer,
        new Point(0, 0));
    return new BufferedImage(new SixteenBitColorModel(), raster, false, EMPTY_HASH);
  }
}

代码示例来源：origin: org.apache.xmlgraphics/batik-bridge

/**
 * Implementation helper: converts a RenderedImage to an Image
 */
protected Image renderedImageToImage(RenderedImage ri) {
  int x = ri.getMinX();
  int y = ri.getMinY();
  SampleModel sm = ri.getSampleModel();
  ColorModel cm = ri.getColorModel();
  WritableRaster wr = Raster.createWritableRaster(sm, new Point(x,y));
  ri.copyData(wr);
  return new BufferedImage(cm, wr, cm.isAlphaPremultiplied(), null);
}

代码示例来源：origin: net.imglib2/imglib2

private BufferedImage createBufferedImage( final T type, final A data, final int width, final int height )
{
  final DataBuffer buffer = createDataBuffer( data );
  final SampleModel model = new PixelInterleavedSampleModel( buffer.getDataType(), width, height, 1, width, new int[] { 0 } );
  final ColorModel colorModel = createColorModel( type, buffer );
  final WritableRaster raster = Raster.createWritableRaster( model, buffer, null );
  return new BufferedImage( colorModel, raster, false, null );
}

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