Noise generators

• additive noise
• multiplicative noise
• impulsive noise

Conversions

• binarize
• grayscale
• split color planes
• merge color planes
• RGB to HSV conversion
• HSV to RGB conversion

Arithmetic

• ADD two images
• ADD constant value to image
• SUB two images
• MUL two images
• MUL constant value with image
• arithmetic maximum of two images
• arithmetic minimum of two images
• logical AND of two images
• logical OR of two images
• logical XOR of two images
• logical NOT of two images

Histogram

• create histogram of an image
• negative image
• mark level range
• contrast stretch
• logarithm operator
• binarize by given threshold
• hysteresis threshold
• gamma correction

Geometry

• resize
• shift
• flip horizontal
• flip vertical
• crop

Morphology

• erode
• dilate
• open
• close
• hit and miss

Enhance

• convolution
• convolution with FFT
• maximum
• minimum
• median
• minmax
• extrema
• rank transform
• unsharp masking
• gaussian lowpass
• laplacian of gaussian
• compas mask

Fourier

• fast fourier transform
• inverse fast fourier transform
• resize image to power of 2 (for FFT)
• lowpass filter in frequency space
• hipass filter in frequency space
• bandpass filter in frequency space
• bandstop filter in frequency space
• conjugate complex

Wavelet

• Haar wavelet tranformation
• inverse Haar wavelet transformation
• limit coefficients in wavelet domain

Contour

• balloon (growing snake algorithm)

Videocapture

• capture image stream from philips compatible webcam

Input

• Load image from file
• Load movie from file
• Load complex image from file
• Load crack code from file
• Load gradient from file
• Load histogram from file
• Load wavelet from file

Output

• Save image to file
• Save movie to file
• Save complex image to file
• Save crack code to file
• Save gradient to file
• Save histogram to file
• Save wavelet to file