CVIPtools Man Pages

Commands

• cathlp.csh(1) - cathlp generates the formatted help pages for CVIPtools GUI from the nroff files
• crt_tree.csh(1) - create the CVIPtools source tree
• dogman.csh(1) - UNIX C shell script to create formatted manual pages and the windex database file
• htmlman.csh(1) - UNIX C shell script to create HTML man pages
• load(1) - CVIPtools command to place an image into the image queue
• pq(1) - CVIPtools command to list the current image queue contents
• save(1) - CVIPtools command to save an image from the image queue to disk
• util(1) - CVIPtools command to call up general utilities menu
• view_CVIP(1) - CVIPtools command to view a desired image, its histogram, or other data

Library Functions

• Butterworth_Band_Pass(3) - performs Butterworth band pass filtering
• Butterworth_Band_Reject(3) - performs Butterworth band reject filtering
• Butterworth_High(3) - performs Butterworth highpass filtering
• Butterworth_Low(3) - performs Butterworth lowpass filtering
• CVIPhalftone(3) - converts a grayscale image to a binary image
• CVIPluminance(3) - a fast RGB to luminance calculation
• Find_euler(3) - calculates the Euler number of a binary object
• Find_irregular(3) - determines the irregularity of a labeled binary object
• Find_perimeter(3) - finds the perimeter of a labeled binary object
• Find_thinness(3) - determines the thinness ratio of a labeled binary object
• High_Freq_Emphasis(3) - performs high frequency emphasis filtering
• Ideal_Band_Pass(3) - perform ideal bandpass filtering
• Ideal_Band_Reject(3) - perform ideal band reject filtering
• Ideal_High(3) - perform ideal highpass filtering
• Ideal_Low(3) - perform ideal lowpass filtering
• Lab_inv_xform(3) - L*a*b* inverse transform
• Luv_inv_xform(3) - L*u*v* inverse transform
• MorphClose_Image(3) - performs morphological closing
• MorphDilate_Image(3) - performs morphological dilation
• MorphErode_Image(3) - performs morphological erosion
• MorphOpen_Image(3) - performs morphological opening
• Ypmean_filter(3) - a non-linear mean filter which is better at removing gaussian type noise and preserving edge features than the mean filter.
• acuity_nightvision_filter(3) - visual acuity and nightvision simulations
• adaptive_contrast_filter(3) - adaptive contrast filter
• add_Image(3) - adds two images
• alpha_filter(3) - used when an image contains both short and long tailed types of noise such as Gaussian and salt and pepper noises. Filter varies between a median and a mean filter.
• and_Image(3) - performs logical AND of two images
• area(3) - calculates area of an object of interest
• aspect(3) - calculates aspect ratio of an object of interest
• bilinear_interp(3) - shrinks or enlarges an image
• bit_compress(3) - Performs bitplane runlength coding
• bit_decompress(3) - Performs bitplane runlength coding
• bitplane_sep(3) - Performs bitplane runlength coding
• btc2_compress(3) - a Block Truncation Coding (BTC) scheme using multilevel coding
• btc2_decompress(3) - a Block Truncation Coding (BTC) scheme using multilevel coding
• btc3_compress(3) - a Block Truncation Coding (BTC) scheme using predictive multilevel coding
• btc_compress(3) - 2 level Block Truncation Coding (BTC) scheme
• btc_decompress(3) - 2 level Block Truncation Coding (BTC) scheme
• cbrt_Matrix(3) - computes the square root of a matrix.
• centroid(3) - calculates centroid coordinates of an object of interest
• colorxform(3) - transforms an RGB image into a new color space
• commands(3) - an introduction to CVIPtools commands
• contra_filter(3) - a non-linear mean filter which is better at removing gaussian type noise and preserving edge features than the mean filter.
• convert_filetype(3) - various conversion functions
• convolve_filter(3) - convolves an image with a filter kernel.
• copy_paste(3) - copy a subimage from one image and paste to the same or another image
• create_black(3) - creates a black PGM image
• create_cosine(3) - creates a cosine wave image
• create_image(3) - functions to create simple images
• create_sine(3) - creates a sine wave image
• create_squarewave(3) - creates a square wave image
• crop(3) - crops a sub-image
• cylin_inv_xform(3) - cylindrical inverse transform
• dct_transform(3) - performs Discrete Cosine Transform
• define_histogram(3) - Enables a user to specify a histogram in terms of a variable 'x'.
• display_Image(3) - function suites for displaying an image by executing a shell command or internal function call
• display_RAMImage(3) - an X-based image viewer used in CVIPtools
• display_mesh(3) - draw the mesh corresponding to the given mesh structure on a given image
• divide_Image(3) - divides two images
• divide_Matrix(3) - divides one matrix by another
• dpc_compress(3) - compresses an image using differential pulse code modulation
• dpc_compress(3) - compresses an image using differential pulse code modulation
• edge_detect_filter(3) - perform edge detection
• edge_detect_setup(3) - performs edge detection
• edge_link_filter(3) - connects pixels to form lines
• encode_data(3) - assigns codebook to input vectors for LBG compression
• enlarge(3) - Enlarges an image to a user-defined size
• euler(3) - calculates the euler number
• fft_phase(3) - extract phase of fft
• fft_transform(3) - perform fast Fourier transform
• file_to_mesh(3) - retrieve a mesh structure from a file
• fuzzyc_segment(3) - image segmentation based on fuzzy c-means
• gamma_noise(3) - Add gamma noise to an image
• gaussian_noise(3) - Add gaussian noise to an image
• geometric_filter(3) - a non-linear mean filter which is better at removing gaussian type noise and preserving edge features than the mean filter.
• geometric_mean(3) - performs a parametric wiener filter
• getDisplay_Image(3) - function suites for displaying an image by executing a shell command or internal function call
• getFormat_CVIP(3) - returns file format
• get_default_filter(3) - provides filter kernel
• get_histogram(3) - generates a histogram array/Image from an image
• get_histogram_Image(3) - generates a histogram array/Image from an image
• glr_compress(3) - Performs grey level runlength coding
• gray_binary(3) - performs binary/gray code conversion
• gray_linear(3) - performs linear gray level modification
• gray_multiply(3) - multiplies each pixel by a fixed ratio
• gray_multiply(3) - multiplies each pixel by a fixed ratio
• gray_quant_segment(3) - remaps to desired number of gray levels
• h_image(3) - create a mask image according to the size and type
• haar_transform(3) - performs a fast Haar transform
• harmonic_filter(3) - a non-linear mean filter which is better at removing gaussian type noise and preserving edge features than the mean filter. Good at removing positive outliers.
• hexrotate(3) - rotates a structuring element
• hist_feature(3) - calculates histogram features: mean, standard deviation, skew, energy and entropy
• hist_slide(3) - performs histogram slide
• hist_spec(3) - performs histogram specification on an image
• hist_stretch(3) - stretches a histogram
• hist_thresh_segment(3) - a thresholding-of-histogram segmentation technique
• histeq(3) - performs histogram equalization
• histogram_show(3) - prints an ASCII representation of a histogram to stdout
• homomorphic(3) - performs homomorphic filtering on an input image
• hough_filter(3) - completes lines in a binary image
• hough_transform(3) - completes lines in a binary image
• huf_compress(3) - performs lossless Huffman coding
• ifft_transform(3) - performs an inverse fast Fourier transform
• igs_segment(3) - improved gray-scale quantization
• image_sharp(3) - sharpens an image
• inverse_xformfilter(3) - performs inverse filtering
• irregular(3) - calculates irregularity ratio
• jpg_compress(3) - Joint Photographic Experts Group(JPEG) image compression scheme
• jpg_decompress(3) - Joint Photographic Experts Group(JPEG) image compression scheme
• keyboard_to_mesh(3) - create a mesh structure from the keyboard
• label(3) - labels objects
• least_squares(3) - performs least_squares restoration filtering
• libarithlogic(3) - CVIPtools core toolbox library for arithmetic and logical functions
• libband(3) - CVIPtools toolkit library for the data handling of multi-spectral imagery
• libcolor(3) - CVIPtools core toolbox library containing routines related to color transforms
• libcompress(3) - CVIPtools core toolbox library for image compression and decompression routines
• libconverter(3) - CVIPtools core toolbox library containing routines for image file I/O and format conversion
• libdisplay(3) - CVIPtools core toolbox library for displaying images
• libfeature(3) - CVIPtools core toolbox library for feature extraction routines
• libgeometry(3) - CVIPtools core toolbox library for geometric manipulations
• libhisto(3) - CVIPtools core toolbox library for histogram manipulation
• libimage(3) - CVIPtools toolkit library containing routines for image type conversion, memory management, etc.
• libio(3) - CVIPtools toolkit library for general purpose I/O, memory management, etc.
• libmanager(3) - CVIPtools toolkit library for object management/handling
• libmap(3) - CVIPtools toolkit library containing utilities for mapping data and manipulating data sets
• libmatrix(3) - CVIPtools toolkit library for numerical analysis/linear algebra and matrix manipulation
• libmorph(3) - CVIPtools core toolbox library for morphology
• libnoise(3) - CVIPtools core toolbox library for noise generation
• libobject(3) - CVIPtools toolkit library for object analysis and identification
• libpbm(3) - functions to support portable bitmap programs
• libpgm(3) - functions to support portable graymap programs
• libpnm(3) - functions to support portable anymap programs
• libppm(3) - functions to support portable pixmap programs
• libroi(3) - CVIPtools toolkit library for region/area of interest designation, manipulation of an image
• libsegment(3) - CVIPtools core toolbox library for segmentation
• libspatialfilter(3) - CVIPtools core toolbox library for spatial filtering, includes edge detectors and hough transform.
• libtransform(3) - CVIPtools core toolbox library for 2-D transforms
• libvector(3) - CVIPtools toolkit library for performing vector algebra and manipulation
• libxformfilter(3) - CVIPtools core toolbox library for two-dimensional transform-domain filtering
• linxform(3) - linear transform on a set of band vectors
• local_histeq(3) - performs histogram equalization on block-by-block basis
• lum_average(3) - creates a grayscale from a multiband image
• luminance_Image(3) - creates a grayscale image from a color image
• mag_Matrix(3) - calculate the magnitude of a matrix.
• make_histogram(3) - creates an image from a histogram
• maximum_filter(3) - typically applied to an image to remove negative outlier noise.
• mean_filter(3) - filtering operation used on an image to remove short tailed noise such as uniform and gaussian noises.
• mean_test(3) - function used to set criteria for split_and_merge routine
• median_cut_segment(3) - function to map 24-bits-per-pixel images to 2-bits-per-pixel
• median_filter(3) - a fast median filter using the histogram method.
• mesh_to_file(3) - save a mesh structure to a file
• mesh_warping(3) - mesh_warp an image, with regular or irregular input and output mesh.
• mesh_warping_ri(3) - mesh_warp an image, with regular or irregular input and output mesh.
• mesh_warping_setup(3) - mesh_warp an image, with regular or irregular input and output mesh.
• midpoint_filter(3) - typically used to filter images containing short tailed noise such as Gaussian and uniform noises.
• minimum_filter(3) - typically applied to an image to remove positive outlier noise.
• mmse_filter(3) - Adaptive Minimum Mean Squared Error Filter
• morphIterMod_Image(3) - performs iterative morphological modification
• morpho(3) - higher level function performing iterative morphological modification based on morphIterMod_Image
• multiply_Image(3) - multiplies two images
• neg_exp_noise(3) - Add Negative Exponential noise to an image
• new_ext(3) - replaces a file extension
• nonfft_xformfilter(3) - arrange frequency filter for use with various transforms
• not_Image(3) - performs logical NOT on an image
• notch(3) - performs a selective notch filter
• or_Image(3) - performs logical OR of two images
• orientation(3) - calculates axis of least second moment
• parametric_wiener(3) - performs a parametric wiener filter
• pct(3) - performs the principal components transform.
• pct_median_segment(3) - a segmentation algorithm for color images based on PCT and median_cut
• perimeter(3) - calculates a binary object's perimeter
• power_spect_eq(3) - performs wiener filtering
• predicate_test(3) - function used to set criteria for split_merge_generic routine
• print_mesh(3) - print the data of a mesh structure to the screen
• prog(3) -
• projection(3) - calculates horizontal and vertical projections of a size_normalized object of interest
• pseudocol_freq(3) - creates pseudo-color image
• quadtree2ras(3) - create an image structure from a quad tree
• raster_deblur_filter(3) - corrects raster-scan error
• rayleigh_noise(3) - Add Rayleigh noise to an image
• read_Image(3) - loads an Image structure with data from the specified image file
• regular_mesh(3) - create a regular mesh corresponding to a given mesh and a given image
• remap_Image(3) - maps data into a range
• rms_error(3) - computes the rms error between two images
• rotate(3) - rotates an image
• rst_invariant(3) - calculates seven rst-invariant features
• sct_split_segment(3) - performs Spherical Coordinate Transform segmentation
• setDisplay_Image(3) - function suites for displaying an image by executing a shell command or internal function call
• setUpLabel_Objects(3) - calls object labeling
• showMax_histogram(3) - function used by histogram_spec to display histogram statistics
• shrink(3) - reduces the image size
• simple_wiener(3) - performs a practical wiener filter
• single_filter(3) - performs single filter
• smooth_filter(3) - an averaging filter for image smoothing
• snr(3) - computes the rms error between two images
• solve_c(3) - solves the bilinear equation
• spatial_quant(3) - reduces the image size by one of three methods
• specify_filter(3) - create convolution mask
• speckle_noise(3) - Add speckle noise to an image
• spectral_feature(3) - calculates total power spectrum in each ring and sector over half image
• spher_inv_xform(3) - spherical inverse transfor
• split_merge_segment(3) - Setup for Split and Merge Segmentation
• sqrt_Matrix(3) - computes the square root of a matrix.
• square_mag_Matrix(3) - calculate the squared magnitude of a matrix.
• subtract_Image(3) - subtracts two images
• texture(3) - Texture Feature Extraction
• thinness(3) - calculates thinness ratio
• threshold_segment(3) - performs a binary threshold on an image
• translate(3) - moves the entire image or a part of the image
• uniform_noise(3) - Add uniform noise to an image
• unsharp_filter(3) - performs unsharp masking
• view_Image(3) - choose the appropriate viewer and displays an image
• walhad_transform(3) - performs Walsh or Hadamard transform
• wavdaub4_transform(3) - performs a Daubechies wavelet transform
• wavhaar_transform(3) - performs Haar wavelet transform
• wiener(3) - performs wiener filtering
• write_Image(3) - writes the contents of a CVIP Image structure out to disk
• xor_Image(3) - performs logical XOR of two images
• zon2_compress(3) - compress and uncompress an image using zonal coding
• zon2_decompress(3) - compress and uncompress an image using zonal coding
• zon_compress(3) - compress and decompress an image using zonal coding
• zon_decompress(3) - compress and decompress an image using zonal coding
• zoom(3) - Enlarges a user-defined image area up to 10 times
• zvl_compress(3) - performs Ziv-Lempel compression