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java.lang.Object ij.process.ImageProcessor ij.process.ColorProcessor
public class ColorProcessor
This is an 32-bit RGB image and methods that operate on that image.. Based on the ImageProcessor class from "KickAss Java Programming" by Tonny Espeset (http://www.sn.no/~espeset).
Field Summary | |
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protected int[] |
pixels
|
int |
RGB_DILATE
|
int |
RGB_ERODE
|
int |
RGB_FIND_EDGES
|
int |
RGB_MEDIAN
|
int |
RGB_NOISE
|
int |
RGB_THRESHOLD
|
protected int[] |
snapshotPixels
|
Fields inherited from class ij.process.ImageProcessor |
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antialiasedText, baseCM, BLACK, BLACK_AND_WHITE_LUT, bLUT1, bLUT2, boldFont, CENTER_JUSTIFY, clipXMax, clipXMin, clipYMax, clipYMin, cm, cm2, cTable, cx, cy, defaultColorModel, drawingColor, font, fontMetrics, gLUT1, gLUT2, height, histogramMax, histogramMin, histogramSize, image, img, interpolate, inversionTested, invertedLut, justification, LEFT_JUSTIFY, lineWidth, lutAnimation, lutUpdateMode, maxThreshold, minThreshold, newPixels, NO_LUT_UPDATE, NO_THRESHOLD, OVER_UNDER_LUT, raster, RED_LUT, RIGHT_JUSTIFY, rLUT1, rLUT2, roiHeight, roiWidth, roiX, roiY, sampleModel, snapshotHeight, snapshotWidth, source, width, xMax, xMin, yMax, yMin |
Constructor Summary | |
---|---|
ColorProcessor(java.awt.Image img)
Creates a ColorProcessor from an AWT Image. |
|
ColorProcessor(int width,
int height)
Creates a blank ColorProcessor of the specified dimensions. |
|
ColorProcessor(int width,
int height,
int[] pixels)
Creates a ColorProcessor from a pixel array. |
Method Summary | |
---|---|
void |
applyTable(int[] lut)
Transforms the image or ROI using a lookup table. |
void |
applyTable(int[] lut,
int channels)
|
void |
autoThreshold()
Converts the image to binary using an automatically determined threshold. |
void |
convolve(float[] kernel,
int kernelWidth,
int kernelHeight)
Performs a convolution operation using the specified kernel. |
void |
convolve3x3(int[] kernel)
3x3 convolution contributed by Glynne Casteel. |
void |
copyBits(ImageProcessor ip,
int xloc,
int yloc,
int mode)
Copies the image contained in 'ip' to (xloc, yloc) using one of the transfer modes defined in the Blitter interface. |
java.awt.Image |
createImage()
Returns a copy of this image is the form of an AWT Image. |
ImageProcessor |
createProcessor(int width,
int height)
Returns a new, blank ShortProcessor with the specified width and height. |
ImageProcessor |
crop()
Creates a new processor containing an image that corresponds to the current ROI. |
void |
dilate()
Dilates the image or ROI using a 3x3 minimum filter. |
void |
drawPixel(int x,
int y)
Draws a pixel in the current foreground color. |
ImageProcessor |
duplicate()
Returns a duplicate of this image. |
void |
erode()
Erodes the image or ROI using a 3x3 maximum filter. |
void |
fill()
Fills the current rectangular ROI. |
void |
fill(ImageProcessor mask)
Fills pixels that are within roi and part of the mask. |
void |
filter(int type)
3x3 unweighted smoothing. |
void |
filterRGB(int type,
double arg)
Performs the specified 3x3 filter on the reg, green and blue planes. |
void |
findEdges()
Finds edges in the image or ROI using a Sobel operator. |
void |
flipVertical()
Flips the image or ROI vertically. |
int |
get(int x,
int y)
This is a faster version of getPixel() that does not do bounds checking. |
int |
getBestIndex(java.awt.Color c)
Always returns 0 since RGB images do not use LUTs. |
FloatProcessor |
getBrightness()
Returns brightness as a FloatProcessor. |
java.awt.Color |
getColor(int x,
int y)
|
float |
getf(int x,
int y)
|
int[] |
getHistogram()
Returns the histogram of the image or ROI. |
int[] |
getHistogram(ImageProcessor mask)
|
void |
getHSB(byte[] H,
byte[] S,
byte[] B)
Returns hue, saturation and brightness in 3 byte arrays. |
double |
getInterpolatedPixel(double x,
double y)
Calls getPixelValue(x,y). |
int |
getInterpolatedRGBPixel(double x,
double y)
Uses bilinear interpolation to find the pixel value at real coordinates (x,y). |
double |
getMax()
Returns the largest displayed pixel value. |
double |
getMin()
Returns the smallest displayed pixel value. |
int |
getPixel(int x,
int y)
Returns the value of the pixel at (x,y). |
int[] |
getPixel(int x,
int y,
int[] iArray)
Returns the 3 samples for the pixel at (x,y) in an array of int. |
java.lang.Object |
getPixels()
Returns a reference to the int array containing this image's pixel data. |
java.lang.Object |
getPixelsCopy()
Returns a reference to this image's snapshot (undo) array if it is not null and 'snapshotCopyMode' is true. |
float |
getPixelValue(int x,
int y)
Converts the specified pixel to grayscale using the formula g=(r+g+b)/3 and returns it as a float. |
void |
getRGB(byte[] R,
byte[] G,
byte[] B)
Returns the red, green and blue planes as 3 byte arrays. |
java.lang.Object |
getSnapshotPixels()
Returns a reference to the snapshot pixel array. |
static double[] |
getWeightingFactors()
Returns the three weighting factors used by getPixelValue(), getHistogram() and convertToByte() to do color conversions. |
void |
invertLut()
Does nothing since RGB images do not use LUTs. |
boolean |
isInvertedLut()
Always returns false since RGB images do not use LUTs. |
ImageProcessor |
makeThumbnail(int width2,
int height2,
double smoothFactor)
Uses averaging to creates a new ColorProcessor containing a scaled copy of this image or selection. |
void |
medianFilter()
A 3x3 median filter. |
void |
noise(double range)
Adds random noise to the image or ROI. |
void |
putPixel(int x,
int y,
int value)
Stores the specified value at (x,y). |
void |
putPixel(int x,
int y,
int[] iArray)
Sets a pixel in the image using a 3 element (R, G and B) int array of samples. |
void |
putPixelValue(int x,
int y,
double value)
Stores the specified real grayscale value at (x,y). |
void |
reset()
Restores the pixel data from the snapshot (undo) buffer. |
void |
reset(ImageProcessor mask)
Restores pixels from the snapshot buffer that are within the rectangular roi but not part of the mask. |
ImageProcessor |
resize(int dstWidth,
int dstHeight)
Creates a new ColorProcessor containing a scaled copy of this image or selection. |
void |
rotate(double angle)
Rotates the image or ROI 'angle' degrees clockwise. |
void |
scale(double xScale,
double yScale)
Scales the image or selection using the specified scale factors. |
void |
set(int x,
int y,
int value)
This is a faster version of putPixel() that does not clip out of range values and does not do bounds checking. |
void |
setBackgroundValue(double value)
Sets the background fill value, where value is interpreted as an RGB int. |
void |
setBrightness(FloatProcessor fp)
Updates the brightness using the pixels in the specified FloatProcessor). |
void |
setColor(java.awt.Color color)
Sets the foreground color. |
void |
setf(int x,
int y,
float value)
|
void |
setHSB(byte[] H,
byte[] S,
byte[] B)
Sets the current pixels from 3 byte arrays (hue, saturation and brightness). |
void |
setMinAndMax(double min,
double max)
Uses a table look-up to map the pixels in this image from min-max to 0-255. |
void |
setMinAndMax(double min,
double max,
int channels)
|
void |
setPixels(java.lang.Object pixels)
Sets a new pixel array for the image. |
void |
setRGB(byte[] R,
byte[] G,
byte[] B)
Sets the current pixels from 3 byte arrays (reg, green, blue). |
void |
setSnapshotPixels(java.lang.Object pixels)
Sets a new pixel array for the snapshot (undo) buffer. |
void |
setValue(double value)
Sets the default fill/draw value, where value is interpreted as an RGB int. |
static void |
setWeightingFactors(double rFactor,
double gFactor,
double bFactor)
Sets the weighting factors used by getPixelValue(), getHistogram() and convertToByte() to do color conversions. |
void |
snapshot()
Makes a copy of this image's pixel data. |
void |
threshold(int level)
Not implemented. |
Methods inherited from class java.lang.Object |
---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Field Detail |
---|
protected int[] pixels
protected int[] snapshotPixels
public final int RGB_NOISE
public final int RGB_MEDIAN
public final int RGB_FIND_EDGES
public final int RGB_ERODE
public final int RGB_DILATE
public final int RGB_THRESHOLD
Constructor Detail |
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public ColorProcessor(java.awt.Image img)
public ColorProcessor(int width, int height)
public ColorProcessor(int width, int height, int[] pixels)
Method Detail |
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public java.awt.Image createImage()
ImageProcessor
createImage
in class ImageProcessor
public ImageProcessor createProcessor(int width, int height)
createProcessor
in class ImageProcessor
public java.awt.Color getColor(int x, int y)
public void setColor(java.awt.Color color)
setColor
in class ImageProcessor
public void setValue(double value)
value
is interpreted as an RGB int.
setValue
in class ImageProcessor
public void setBackgroundValue(double value)
value
is interpreted as an RGB int.
setBackgroundValue
in class ImageProcessor
public double getMin()
getMin
in class ImageProcessor
public double getMax()
getMax
in class ImageProcessor
public void setMinAndMax(double min, double max)
setMinAndMax
in class ImageProcessor
public void setMinAndMax(double min, double max, int channels)
public void snapshot()
ImageProcessor
snapshot
in class ImageProcessor
public void reset()
ImageProcessor
reset
in class ImageProcessor
public void reset(ImageProcessor mask)
ImageProcessor
reset
in class ImageProcessor
public void setSnapshotPixels(java.lang.Object pixels)
ImageProcessor
setSnapshotPixels
in class ImageProcessor
public void fill(ImageProcessor mask)
fill
in class ImageProcessor
public java.lang.Object getPixelsCopy()
getPixelsCopy
in class ImageProcessor
public java.lang.Object getSnapshotPixels()
public int getPixel(int x, int y)
ImageProcessor
getPixel
in class ImageProcessor
public final int get(int x, int y)
ImageProcessor
get
in class ImageProcessor
public final void set(int x, int y, int value)
ImageProcessor
set
in class ImageProcessor
public final float getf(int x, int y)
getf
in class ImageProcessor
public final void setf(int x, int y, float value)
setf
in class ImageProcessor
public int[] getPixel(int x, int y, int[] iArray)
getPixel
in class ImageProcessor
public void putPixel(int x, int y, int[] iArray)
putPixel
in class ImageProcessor
public double getInterpolatedPixel(double x, double y)
getInterpolatedPixel
in class ImageProcessor
public void putPixel(int x, int y, int value)
putPixel
in class ImageProcessor
public void putPixelValue(int x, int y, double value)
putPixelValue
in class ImageProcessor
public float getPixelValue(int x, int y)
getPixelValue
in class ImageProcessor
public void drawPixel(int x, int y)
drawPixel
in class ImageProcessor
public java.lang.Object getPixels()
getPixels
in class ImageProcessor
public void setPixels(java.lang.Object pixels)
ImageProcessor
setPixels
in class ImageProcessor
public void getHSB(byte[] H, byte[] S, byte[] B)
public FloatProcessor getBrightness()
public void getRGB(byte[] R, byte[] G, byte[] B)
public void setRGB(byte[] R, byte[] G, byte[] B)
public void setHSB(byte[] H, byte[] S, byte[] B)
public void setBrightness(FloatProcessor fp)
public void copyBits(ImageProcessor ip, int xloc, int yloc, int mode)
copyBits
in class ImageProcessor
public void applyTable(int[] lut)
ImageProcessor
applyTable
in class ImageProcessor
public void applyTable(int[] lut, int channels)
public void fill()
fill
in class ImageProcessor
public void filterRGB(int type, double arg)
public void noise(double range)
ImageProcessor
noise
in class ImageProcessor
range
- the range of random numberspublic void medianFilter()
ImageProcessor
medianFilter
in class ImageProcessor
public void findEdges()
ImageProcessor
findEdges
in class ImageProcessor
public void erode()
ImageProcessor
erode
in class ImageProcessor
public void dilate()
ImageProcessor
dilate
in class ImageProcessor
public void autoThreshold()
ImageProcessor
autoThreshold
in class ImageProcessor
public void scale(double xScale, double yScale)
scale
in class ImageProcessor
ImageProcessor.setInterpolate(boolean)
public ImageProcessor crop()
ImageProcessor
crop
in class ImageProcessor
public ImageProcessor duplicate()
duplicate
in class ImageProcessor
public int getInterpolatedRGBPixel(double x, double y)
public ImageProcessor resize(int dstWidth, int dstHeight)
resize
in class ImageProcessor
ImageProcessor.setInterpolate(boolean)
public ImageProcessor makeThumbnail(int width2, int height2, double smoothFactor)
public void rotate(double angle)
rotate
in class ImageProcessor
ImageProcessor.setInterpolate(boolean)
public void flipVertical()
ImageProcessor
flipVertical
in class ImageProcessor
public void convolve3x3(int[] kernel)
convolve3x3
in class ImageProcessor
public void filter(int type)
filter
in class ImageProcessor
public int[] getHistogram()
ImageProcessor
getHistogram
in class ImageProcessor
public int[] getHistogram(ImageProcessor mask)
public void convolve(float[] kernel, int kernelWidth, int kernelHeight)
convolve
in class ImageProcessor
public static void setWeightingFactors(double rFactor, double gFactor, double bFactor)
public static double[] getWeightingFactors()
public boolean isInvertedLut()
isInvertedLut
in class ImageProcessor
public int getBestIndex(java.awt.Color c)
getBestIndex
in class ImageProcessor
public void invertLut()
invertLut
in class ImageProcessor
public void threshold(int level)
threshold
in class ImageProcessor
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