java image filters[01] Java图像处理类库介绍

Java Image Filters 是由 Jhlabs 开发的一组用来处理 Java 图像的类库，提供各种常用的图像处理效果，例如反转色、扭曲、水波纹、凹凸、黑白效果等等数十种效果，如下图所示：

• Color Adjustment Filters

  •  ChannelMixFilter - Mixes the RGB channels
  •  ContrastFilter - Adjusts brightness and contrast
  •  CurvesFilter - Apply adjustment curves to an image
  •  DiffusionFilter - Error-diffusion dithering
  •  DitherFilter - Ordered dithering
  •  ExposureFilter - Change the exposure of an image
  •  GainFilter - Adjusts gain and bias
  •  GammaFilter - Adjusts image gamma
  •  GrayFilter - Grays out an image
  •  GrayscaleFilter - Converts to grayscale
  •  HSBAdjustFilter - Adjusts hue, saturation and brightness
  •  InvertAlphaFilter - Inverts the alpha channel
  •  InvertFilter - Inverts image colors
  •  LevelsFilter - Adjust image levels
  •  LookupFilter - Change image colors with a lookup table
  •  MapColorsFilter - Replace a color
  •  MaskFilter - Channel masking
  •  PosterizeFilter - Posterization
  •  QuantizeFilter - Quantize an image to 256 colors for, say, GIF export
  •  RescaleFilter - Multiplies colors by a scaling factor
  •  RGBAdjustFilter - Adjusts red, green and blue levels
  •  SolarizeFilter - Solarization
  •  ThresholdFilter - Thresholding
  •  TritoneFilter - Create a tri-tone image

  Distortion and Warping Filters

  •  BicubicScaleFilter - Scaling with bicubic interpolation
  •  CircleFilter - Wrap an image around a circle
  •  CropFilter - Crop an area from an image
  •  DiffuseFilter - Diffuse the pixels of an image
  •  DisplaceFilter - A glass distortion effect
  •  DissolveFilter - Dissolves an image by turning random pixels transparent
  •  FieldWarpFilter - Warp images using a field warp algorithm
  •  FlipFilter - Flip and rotate images
  •  KaleidoscopeFilter - A kaleidoscope effect
  •  MarbleFilter - A marbling effect
  •  MirrorFilter - Mirror an image
  •  OffsetFilter - Offset an image for tiling
  •  PerspectiveFilter - Perspective distortion
  •  PinchFilter - Whirl-and-pinch distortion
  •  PolarFilter - Convert to and from polar coordinates
  •  RippleFilter - Ripple distortion
  •  RotateFilter - Rotate an image
  •  ScaleFilter - Scale an image with area-averaging
  •  ShearFilter - Shear an image
  •  SphereFilter - Lens distortion
  •  SwimFilter - An "underwater" distortion effect
  •  TileImageFilter - Tile an image into a larger image
  •  TwirlFilter - Distort an image by twisting
  •  WarpFilter - A general grid image warp
  •  WaterFilter - Simulate water ripples

  Effects Filters

  •  BlockFilter - Mosaic or pixellate an image
  •  BorderFilter - Add a border
  •  ChromeFilter - Simulate chrome
  •  ColorHalftoneFilter - Color halftoning effect.
  •  CrystallizeFilter - Make an image look like stained glass
  •  EmbossFilter - Simple embossing
  •  FeedbackFilter - A video feedback effect
  •  HalftoneFilter - Simple halftoning
  •  LightFilter - Simulate lights on an bump-mapped image
  •  NoiseFilter - Add noise
  •  PointillizeFilter - Draw an image as colored spots
  •  ShadowFilter - Create drop shadows
  •  ShapeFilter - Create bump maps for lighting
  •  StampFilter - A rubber stamp effect
  •  WeaveFilter - A woven image effect

  Texturing Filters

  •  BrushedMetalFilter - Created brushed metal
  •  CausticsFilter - Simulate underwater caustics
  •  CellularFilter - Cellular texturing
  •  CheckFilter - Draw a checkerboard pattern
  •  FBMFilter - Fractal Brownian motion texturing
  •  FillFilter - Fill an image with a color
  •  FlareFilter - Create lens flares
  •  FourColorFilter - Draw a four-color gradient
  •  GradientFilter - Draw radial, linear, fan and square gradients
  •  PlasmaFilter - Create plasma
  •  TextureFilter - Perlin noise texturing
  •  ScratchFilter - Render lines or scratches
  •  SmearFilter - Painting effects
  •  SparkleFilter - Render sparkles
  •  WoodFilter -Create a wood texture

  Blurring and Sharpening Filters

  •  BlurFilter - Simple blur
  •  BoxBlurFilter - Box blur
  •  BumpFilter - Edge embossing
  •  ConvolveFilter - General convolution
  •  DespeckleFilter - De-speckle an image
  •  GaussianFilter - Gaussian blur
  •  GlowFilter - Add a glow to an image
  •  HighPassFilter - Remove low spatial frequencies
  •  LensBlurFilter - Simulate camera lens blur
  •  MaximumFilter - Dilation
  •  MedianFilter - Median filter for noise reduction
  •  MinimumFilter - Erosion
  •  MotionBlurFilter - Simulate motion blur
  •  OilFilter - Oil painting effect
  •  RaysFilter - Create light rays
  •  ReduceNoiseFilter - Remove noise from an image
  •  SharpenFilter - Simple sharpening
  •  SmartBlurFilter - A thresholded blur for ironing out wrinkles
  •  UnsharpFilter - Sharpening by unsharp masking
  •  VariableBlurFilter - Blurring with a variable radius taken from a mask

  Edge Detection

  •  DoGFilter - Edge detection by Difference of Gaussians
  •  EdgeFilter - Edge detection
  •  LaplaceFilter - Edge detection by Laplace operator

  Transitions

  •  BlurTransition - Transition with a blur
  •  GradientWipeFilter - Use a mask to dissolve one image into another

  Alpha Channel Filters

  •  OpacityFilter - Change image opacity
  •  PremultiplyFilter - Premultiply an image
  •  UnpremultiplyFilter - Unpremultiply an image

  Other Filters

  •  CompoundFilter - Apply two filters in sequence
  •  IteratedFilter - Iterate another filter

项目地址：
http://www.jhlabs.com/ip/filters/index.html
http://www.jhlabs.com/index.html