java advanced imaging api summary.htm

是一部关于java高级图像处理的的一本入门书

        internally as ints.</A><BR>
    <TR vAlign=top>
      <TD><A name=74322>DataBufferShort</A><BR>
      <TD><A name=74964>Extends: DataBuffer</A><BR><A name=74965>Stores data 
        internally as shorts.</A><BR>
    <TR vAlign=top>
      <TD><A name=74326>DirectColorModel</A><BR>
      <TD><A name=74328>Extends: PackedColorModel</A><BR><A 
        name=74977>Represents pixel values that have RGB color components 
        embedded directly in the bits of the pixel itself.</A><BR>
    <TR vAlign=top>
      <TD><A name=74330>FilteredImageSource</A><BR>
      <TD><A name=74984>Extends: Object</A><BR><A name=74332>Implements: 
        ImageProducer</A><BR><A name=74993>An implementation of the 
        ImageProducer interface which takes an existing image and a filter 
        object and uses them to produce image data for a new filtered version of 
        the original image.</A><BR>
    <TR vAlign=top>
      <TD><A name=74334>ImageFilter</A><BR>
      <TD><A name=75005>Extends: Object</A><BR><A name=75006>Implements: 
        ImageConsumer, Cloneable</A><BR><A name=75016>Implements a filter for 
        the set of interface methods that are used to deliver data from an 
        ImageProducer to an ImageConsumer.</A><BR>
    <TR vAlign=top>
      <TD><A name=74338>IndexColorModel</A><BR>
      <TD><A name=74340>Extends: ColorModel</A><BR><A name=75027>Represents 
        pixel values that are indices into a fixed colormap in the ColorModel's 
        color space.</A><BR>
    <TR vAlign=top>
      <TD><A name=74342>Kernel</A><BR>
      <TD><A name=75040>Extends: Object</A><BR><A name=75052>Defines a Kernel 
        object - a matrix describing how a given pixel and its surrounding 
        pixels affect the value of the given pixel in a filtering 
        operation.</A><BR>
    <TR vAlign=top>
      <TD><A name=74346>LookupOp</A><BR>
      <TD><A name=75067>Extends: Object</A><BR><A name=74348>Implements: 
        BufferedImageOp, RasterOp</A><BR><A name=75074>Implements a lookup 
        operation from the source to the destination.</A><BR>
    <TR vAlign=top>
      <TD><A name=74350>LookupTable</A><BR>
      <TD><A name=75083>Extends: Object</A><BR><A name=75091>Defines a lookup 
        table object. The subclasses are ByteLookupTable and ShortLookupTable, 
        which contain byte and short data, respectively.</A><BR>
    <TR vAlign=top>
      <TD><A name=74354>MemoryImageSource</A><BR>
      <TD><A name=75098>Extends: Object</A><BR><A name=75099>Implements: 
        ImageProducer</A><BR><A name=75107>An implementation of the 
        ImageProducer interface, which uses an array to produce pixel values for 
        an Image.</A><BR>
    <TR vAlign=top>
      <TD><A name=74358>MultiPixelPackedSampleModel</A><BR>
      <TD><A name=74360>Extends: SampleModel</A><BR><A name=75118>Stores 
        one-banded images, but can pack multiple one-sample pixels into one data 
        element.</A><BR>
    <TR vAlign=top>
      <TD><A name=74362>NearestNeighborAffine-TransformOp</A><BR>
      <TD><A name=74364>Extends: AffineTransformOp</A><BR><A name=75133>Uses 
        an affine transformation with nearest neighbor interpolation to 
        transform an image or Raster.</A><BR>
    <TR vAlign=top>
      <TD><A name=74366>PackedColorModel</A><BR>
      <TD><A name=75144>Extends: ColorModel</A><BR><A name=75154>An abstract 
        ColorModel class that represents pixel values that have the color 
        components embedded directly in the bits of an integer pixel.</A><BR>
    <TR vAlign=top>
      <TD><A name=74370>PixelGrabber</A><BR>
      <TD><A name=75161>Extends: Object</A><BR><A name=75162>Implements: 
        ImageConsumer</A><BR><A name=75172>Implements an ImageConsumer which can 
        be attached to an Image or ImageProducer object to retrieve a subset of 
        the pixels in that image.</A><BR>
    <TR vAlign=top>
      <TD><A name=74374>RGBImageFilter</A><BR>
      <TD><A name=74376>Extends: ImageFilter</A><BR><A name=75183>Provides an 
        easy way to create an ImageFilter that modifies the pixels of an image 
        in the default RGB ColorModel. It is meant to be used in conjunction 
        with a FilteredImageSource object to produce filtered versions of 
        existing images.</A><BR>
    <TR vAlign=top>
      <TD><A name=74378>Raster</A><BR>
      <TD><A name=75199>Extends: Object</A><BR><A name=75207>Represents a 
        rectanglular array of pixels and provides methods for retrieving image 
        data. It contains a DataBuffer object that holds a buffer of image data 
        in some format, a SampleModel that describes the format is capable of 
        storing and retrieving Samples from the DataBuffer, and a Rect that 
        defines the coordinate space of the raster (upper left corner, width and 
        height).</A><BR>
    <TR vAlign=top>
      <TD><A name=74382>ReplicateScaleFilter</A><BR>
      <TD><A name=75233>Extends: ImageFilter</A><BR><A name=74384>Scales 
        images using the simplest algorithm.</A><BR>
    <TR vAlign=top>
      <TD><A name=74386>RescaleOp</A><BR>
      <TD><A name=75247>Extends: Object</A><BR><A name=74388>Implements: 
        BufferedImageOp, RasterOp</A><BR><A name=75256>Performs a pixel-by-pixel 
        rescaling of the data in the source image by multiplying each pixel 
        value by a scale factor and then adding an offset.</A><BR>
    <TR vAlign=top>
      <TD><A name=74390>SampleModel</A><BR>
      <TD><A name=75267>Extends: Object</A><BR><A name=75275>Defines an 
        interface for extracting samples of an image without knowing how the 
        underlying data is stored in a DataBuffer.</A><BR>
    <TR vAlign=top>
      <TD><A name=74394>ShortLookupTable</A><BR>
      <TD><A name=74396>Extends: LookupTable</A><BR><A name=75286>Defines a 
        lookup table object. The lookup table contains short data for one or 
        more tile channels or image components (for example, separate arrays for 
        R, G, and B), and it contains an offset that will be subtracted from the 
        input value before indexing the array.</A><BR>
    <TR vAlign=top>
      <TD><A name=74398>SinglePixelPackedSample-Model</A><BR>
      <TD><A name=74400>Extends: SampleModel</A><BR><A name=75303>Stores 
        (packs) the N samples that make up a single pixel in one data array 
        element. All data array elements reside in the first bank of a 
        DataBuffer.</A><BR>
    <TR vAlign=top>
      <TD><A name=74402>ThresholdOp</A><BR>
      <TD><A name=75318>Extends: Object</A><BR><A name=75319>Implements: 
        BufferedImageOp, RasterOp</A><BR><A name=75327>Performs thresholding on 
        the source image by mapping the value of each image component (for 
        BufferedImages) or channel element (for Rasters) that falls between a 
        low and a high value, to a constant. </A><BR>
    <TR vAlign=top>
      <TD><A name=74406>TileChangeMulticaster</A><BR>
      <TD><A name=75337>Extends: Object</A><BR><A name=75345>A convenience 
        class that takes care of the details of implementing the 
        TileChangeListener interface.</A><BR>
    <TR vAlign=top>
      <TD><A name=74410>WritableRaster</A><BR>
      <TD><A name=74412>Extends: Raster</A><BR><A name=75358>Provides methods 
        for storing image data and inherits methods for retrieving image data 
        from it's parent class Raster.</A><BR></TR></TBODY></TABLE>
  <P><A name=75368>
  <H2>B.3 <IMG src="Java Advanced Imaging API Summary.files/space.gif">Java 
  Advanced Imaging</H2></A>The Java Advanced Imaging API consists of the 
  following packages: 
  <P>
  <UL>
    <LI><CODE>javax.media.jai</CODE> - contains the "core" JAI interfaces and 
    classes
    <P></P></LI></UL>
  <UL>
    <LI><CODE>javax.media.jai.iterator</CODE> - contains special iterator 
    interfaces and classes, which are useful for writing extension operations
    <P></P></LI></UL>
  <UL>
    <LI><CODE>javax.media.jai.operator</CODE> - contains classes that describe 
    all of the image operators
    <P></P></LI></UL>
  <UL>
    <LI><CODE>javax.media.jai.widget</CODE> - contains interfaces and classes 
    for creating simple image canvases and scrolling windows for image display
    <P></P></LI></UL><A name=75504>
  <H3>B.3.1 <IMG src="Java Advanced Imaging API Summary.files/space.gif">JAI 
  Interfaces</H3></A><A 
  href="http://java.sun.com/products/java-media/jai/forDevelopers/jai1_0_1guide-unc/API-summary.doc.html#72483">Table 
  B-4</A> lists and briefly describes the interfaces defined in the Java 
  Advanced Imaging API (<CODE>javax.media.jai</CODE>).
  <P>
  <TABLE cellPadding=3 border=3>
    <CAPTION><FONT size=-1><B><A name=72483>Table B-4 <STRONG>Summary of jai 
    Interfaces</STRONG> </A></B></FONT></CAPTION>
    <TBODY>
    <TR vAlign=top>
      <TH><A name=72535>Interface </A>
      <TH><A name=72537>Description </A>
    <TR vAlign=top>
      <TD><A name=81076>CollectionImageFactory</A><BR>
      <TD><A name=81080>Abbreviated CIF, this interface is intended to be 
        implemented</A><BR><A name=81078>by classes that wish to act as 
        factories to produce different collection image operators.</A><BR>
    <TR vAlign=top>
      <TD><A name=81085>ImageFunction</A><BR>
      <TD><A name=81089>A common interface for vector-valued functions that 
        are to be evaluated at positions in the X-Y coordinate system. </A><BR>
    <TR vAlign=top>
      <TD><A name=80586>ImageJAI</A><BR>
      <TD><A name=80590>The top-level JAI image type, implemented by all JAI 
        image classes.</A><BR>
    <TR vAlign=top>
      <TD><A name=75916>OperationDescriptor</A><BR>
      <TD><A name=75956>Describes a family of implementations of a high-level 
        operation (RIF) that are to be added to an OperationRegistry.</A><BR>
    <TR vAlign=top>
      <TD><A name=72491>PropertyGenerator</A><BR>
      <TD><A name=72542>An interface through which properties may be computed 
        dynamically with respect to an environment of pre-existing 
        properties.</A><BR>
    <TR vAlign=top>
      <TD><A name=72495>PropertySource</A><BR>
      <TD><A name=72497>Encapsulates the set of operations involved in 
        identifying and reading properties.</A><BR>
    <TR vAlign=top>
      <TD><A name=80945>TileCache</A><BR>
      <TD><A name=80947>Implements a caching mechanism for image tiles. The 
        TileCache is a central place for OpImages to cache tiles they have 
        computed. The tile cache is created with a given capacity, measured in 
        tiles.</A><BR>
    <TR vAlign=top>
      <TD><A name=80941>TileScheduler</A><BR>
      <TD><A name=80943>Implements a mechanism for scheduling tile 
        calculation.</A><BR></TR></TBODY></TABLE>
  <P><A name=72561>
  <H3>B.3.2 <IMG src="Java Advanced Imaging API Summary.files/space.gif">JAI 
  Classes</H3></A><A 
  href="http://java.sun.com/products/java-media/jai/forDevelopers/jai1_0_1guide-unc/API-summary.doc.html#72571">Table 
  B-5</A> lists and briefly describes the classes defined in the Java Advanced 
  Imaging API (<CODE>javax.media.jai</CODE>).
  <P>
  <TABLE cellPadding=3 border=3>
    <CAPTION><FONT size=-1><B><A name=72571>Table B-5 Summary of jai Classes 
    </A></B></FONT></CAPTION>
    <TBODY>
    <TR vAlign=top>
      <TH><A name=72627>Class </A>
      <TH><A name=72629>Description </A>
    <TR vAlign=top>
      <TD><A name=72583>AreaOpImage</A><BR>
      <TD><A name=72585>Extends: OpImage</A><BR><A name=72636>An abstract base 
        class for image operators that require only a fixed rectangular source 
        region around a source pixel in order to compute each each destination 
        pixel.</A><BR>
    <TR vAlign=top>
      <TD><A name=80622>BorderExtender</A><BR>
      <TD><A name=80624>An abstract superclass for classes that extend a 
        WritableRaster with additional pixel data taken from a 
        PlanarImage.</A><BR>
    <TR vAlign=top>
      <TD><A name=81098>BorderExtenderConstant</A><BR>
      <TD><A name=81102>Extends: BorderExtender</A><BR><A 
        name=81106>Implements border extension by filling all pixels outside of 
        the image bounds with constant values.</A><BR>
    <TR vAlign=top>
      <TD><A name=80618>BorderExtenderCopy</A><BR>
      <TD><A name=80620>Extends: BorderExtender</A><BR><A 
        name=80649>Implements border extension by filling all pixels outside of 
        the image bounds with copies of the edge pixels.</A><BR>
    <TR vAlign=top>
      <TD><A name=80614>BorderExtenderReflect</A><BR>
      <TD><A name=80671>Extends: BorderExtender</A><BR><A