程序包 cn.apiclub.captcha.filter.image

接口概要

接口	说明
Colormap	An interface for color maps.
MutatableFilter
Quantizer	The interface for an image quantizer.

类概要

类	说明
AbstractBufferedImageOp	A convenience class which implements those methods of BufferedImageOp which are rarely changed.
ApplyMaskFilter	A filter which uses the alpha channel of a "mask" image to interpolate between a source and destination image.
ArrayColormap	A colormap implemented with an array of colors.
AverageFilter	A filter which averages the 3x3 neighbourhood of each pixel, providing a simple blur.
BicubicScaleFilter	Scales an image using bi-cubic interpolation, which can't be done with AffineTransformOp.
BinaryFilter	The superclass for some of the filters which work on binary images.
BlockFilter	A Filter to pixellate images.
BlurFilter	A simple blur filter.
BorderFilter	A filter to add a border around an image using the supplied Paint, which may be null for no painting.
BoxBlurFilter	A filter which performs a box blur on an image.
BrushedMetalFilter	A filter which produces an image simulating brushed metal.
BumpFilter	A simple embossing filter.
CausticsFilter	A filter which simulates underwater caustics.
CellularFilter	A filter which produces an image with a cellular texture.
ChannelMixFilter	A filter which allows the red, green and blue channels of an image to be mixed into each other.
CheckFilter	A Filter to draw grids and check patterns.
ChromaKeyFilter	A filter which can be used to produce wipes by transferring the luma of a Destination image into the alpha channel of the source.
ChromeFilter	A filter which simulates chrome.
CircleFilter	A filter which wraps an image around a circular arc.
ColorHalftoneFilter	A Filter to pixellate images.
CompositeFilter	A filter which composites two images together with an optional transform.
CompoundFilter	A BufferedImageOp which combines two other BufferedImageOps, one after the other.
ContourFilter	A filter which draws contours on an image at given brightness levels.
ContrastFilter	A filter to change the brightness and contrast of an image.
ConvolveFilter	A filter which applies a convolution kernel to an image.
CropFilter	A filter which crops an image to a given rectangle.
CrystallizeFilter	A filter which applies a crystallizing effect to an image, by producing Voronoi cells filled with colours from the image.
CurlFilter	A page curl effect.
Curve
CurvesFilter
DeinterlaceFilter	A filter for de-interlacing video frames.
DespeckleFilter	A filter which removes noise from an image using a "pepper and salt" algorithm.
DiffuseFilter	This filter diffuses an image by moving its pixels in random directions.
DiffusionFilter	A filter which uses Floyd-Steinberg error diffusion dithering to halftone an image.
DilateFilter	Given a binary image, this filter performs binary dilation, setting all added pixels to the given 'new' color.
DisplaceFilter	A filter which simulates the appearance of looking through glass.
DissolveFilter	A filter which "dissolves" an image by thresholding the alpha channel with random numbers.
DitherFilter	A filter which performs ordered dithering on an image.
DoGFilter	Edge detection by difference of Gaussians.
EdgeFilter	An edge-detection filter.
EmbossFilter	A class to emboss an image.
EqualizeFilter	A filter to perform auto-equalization on an image.
ErodeAlphaFilter
ErodeFilter	Given a binary image, this filter performs binary erosion, setting all removed pixels to the given 'new' color.
ExposureFilter	A filter which changes the exposure of an image.
FadeFilter
FBMFilter	A filter which produces textures from fractal Brownian motion.
FeedbackFilter	A filter which priduces a video feedback effect by repeated transformations.
FieldWarpFilter	A class which warps an image using a field Warp algorithm.
FieldWarpFilter.Line
FillFilter	A filter which fills an image with a given color.
FlareFilter	An experimental filter for rendering lens flares.
FlipFilter	A filter which flips images or rotates by multiples of 90 degrees.
Flush3DFilter	This filter tries to apply the Swing "flush 3D" effect to the black lines in an image.
FourColorFilter	A filter which draws a gradient interpolated between four colors defined at the corners of the image.
GainFilter	A filter which changes the gain and bias of an image - similar to ContrastFilter.
GammaFilter	A filter for changing the gamma of an image.
GaussianFilter	A filter which applies Gaussian blur to an image.
GlintFilter	A filter which renders "glints" on bright parts of the image.
GlowFilter	A filter which adds Gaussian blur to an image, producing a glowing effect.
Gradient	A Colormap implemented using Catmull-Rom colour splines.
GradientFilter	A filter which draws a coloured gradient.
GradientWipeFilter	A filter which can be used to produce wipes by transferring the luma of a mask image into the alpha channel of the source.
GrayFilter	A filter which 'grays out' an image by averaging each pixel with white.
GrayscaleColormap	A grayscale colormap.
GrayscaleFilter	A filter which converts an image to grayscale using the NTSC brightness calculation.
HalftoneFilter	A filter which uses a another image as a ask to produce a halftoning effect.
HighPassFilter	A filter which adds Gaussian blur to an image, producing a glowing effect.
Histogram	An image histogram.
HSBAdjustFilter
ImageCombiningFilter
ImageMath	A class containing static math methods useful for image processing.
ImageUtils	A class containing some static utility methods for dealing with BufferedImages.
InterpolateFilter	A filter which interpolates betwen two images.
InvertAlphaFilter	A Filter to invert the alpha channel of an image.
InvertFilter	A filter which inverts the RGB channels of an image.
IteratedFilter	A BufferedImageOp which iterates another BufferedImageOp.
JavaLnFFilter	A filter which produces the stipple effect for Swing icons specified in the Java Look and Feel Guidelines.
KaleidoscopeFilter	A Filter which produces the effect of looking into a kaleidoscope.
KeyFilter	An experimental filter which can be used for keying against a clean shot.
LaplaceFilter	Edge detection via the Laplacian operator.
LensBlurFilter	A filter which use FFTs to simulate lens blur on an image.
LevelsFilter	A filter which allows levels adjustment on an image.
LifeFilter	A filter which performs one round of the game of Life on an image.
LightFilter	A filter which produces lighting and embossing effects.
LightFilter.Light	A class representing a light.
LightFilter.Material	A class representing material properties.
LinearColormap	A colormap which interpolates linearly between two colors.
LookupFilter	A filter which uses the brightness of each pixel to lookup a color from a colormap.
MapColorsFilter	A filter which replaces one color by another in an image.
MapFilter
MarbleFilter	This filter applies a marbling effect to an image, displacing pixels by random amounts.
MarbleTexFilter
MaskFilter	Applies a bit mask to each ARGB pixel of an image.
MaximumFilter	A filter which replcaes each pixel by the maximum of itself and its eight neightbours.
MedianFilter	A filter which performs a 3x3 median operation.
MinimumFilter	A filter which replcaes each pixel by the mimimum of itself and its eight neightbours.
MirrorFilter
MotionBlurFilter	A filter which produces motion blur the slow, but higher-quality way.
MotionBlurOp	A filter which produces motion blur the faster, but lower-quality way.
NoiseFilter	A filter which adds random noise into an image.
OctTreeQuantizer	An image Quantizer based on the Octree algorithm.
OffsetFilter
OilFilter	A filter which produces a "oil-painting" effect.
OpacityFilter	Sets the opacity (alpha) of every pixel in an image to a constant value.
OutlineFilter	Given a binary image, this filter converts it to its outline, replacing all interior pixels with the 'new' color.
PerspectiveFilter	A filter which performs a perspective distortion on an image.
PinchFilter	A filter which performs the popular whirl-and-pinch distortion effect.
PixelUtils	Some more useful math functions for image processing.
PlasmaFilter
PointFilter	An abstract superclass for point filters.
PointillizeFilter
PolarFilter	A filter which distorts and image by performing coordinate conversions between rectangular and polar coordinates.
PosterizeFilter	A filter to posterize an image.
PremultiplyFilter	A filter which premultiplies an image's alpha.
QuantizeFilter	A filter which quantizes an image to a set number of colors - useful for producing images which are to be encoded using an index color model.
QuiltFilter
RaysFilter	A filter which produces the effect of light rays shining out of an image.
ReduceNoiseFilter	A filter which performs reduces noise by looking at each pixel's 8 neighbours, and if it's a minimum or maximum, replacing it by the next minimum or maximum of the neighbours.
RenderTextFilter	A filter which renders text onto an image.
RescaleFilter	A filter which simply multiplies pixel values by a given scale factor.
RGBAdjustFilter
RippleFilter	A filter which distorts an image by rippling it in the X or Y directions.
RotateFilter	A filter which rotates an image.
SaturationFilter	A filter to change the saturation of an image.
ScaleFilter	Scales an image using the area-averaging algorithm, which can't be done with AffineTransformOp.
ScratchFilter
ShadeFilter
ShadowFilter	A filter which draws a drop shadow based on the alpha channel of the image.
ShapeFilter
SharpenFilter	A filter which performs a simple 3x3 sharpening operation.
ShatterFilter
ShearFilter
ShineFilter
SkeletonFilter	A filter which reduces a binary image to a skeleton.
SkyFilter
SmartBlurFilter	A filter which performs a "smart blur". i.e. a blur which blurs smotth parts of the image while preserving edges.
SmearFilter
SolarizeFilter	A filter which solarizes an image.
SparkleFilter
Spectrum	A class for calulating the colors of the spectrum.
SpectrumColormap	A colormap with the colors of the spectrum.
SphereFilter	A filter which simulates a lens placed over an image.
SplineColormap	A Colormap implemented using Catmull-Rom colour splines.
StampFilter	A filter which produces a rubber-stamp type of effect by performing a thresholded blur.
SwimFilter	A filter which distorts an image as if it were underwater.
SwizzleFilter	A filter which allows channels to be swapped.
TextureFilter
ThresholdFilter	A filter which performs a threshold operation on an image.
TileImageFilter	A filter which tiles an image into a lerger one.
TransferFilter
TransformFilter	An abstract superclass for filters which distort images in some way.
TransitionFilter	A filter which uses another filter to perform a transition.
TritoneFilter	A filter which performs a tritone conversion on an image.
TwirlFilter	A Filter which distorts an image by twisting it from the centre out.
UnpremultiplyFilter	A filter which unpremultiplies an image's alpha.
UnsharpFilter	A filter which subtracts Gaussian blur from an image, sharpening it.
VariableBlurFilter	A filter which performs a box blur with a different blur radius at each pixel.
WarpFilter	A filter for warping images using the gridwarp algorithm.
WarpGrid	A warp grid.
WaterFilter	A filter which produces a water ripple distortion.
WeaveFilter
WholeImageFilter	A filter which acts as a superclass for filters which need to have the whole image in memory to do their stuff.
WoodFilter	A filter which produces a simulated wood texture.