Fred’s Imagemagick Scripts

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Fred Weinhaus’s Scripts – Home Page

  1. 2colorthresh
    Automatically thresholds an image to binary (b/w) format using an adaptive spatial subdivision color reduction technique.
  2. 3Dbox
    Generates a perspective view of a 3D box at any orientation with pictures pasted on each of its sides.
  3. 3Dcover
    Wraps an image around the front and left or right side of box viewed in rotated perspective.
  4. 3Dreflection
    Adds a fading reflection below an image and views it in perspective.
  5. 3Drotate
    Applies a perspective distortion to an image by providing three rotation angles, zoom, offsets, background color, perspective exaggeration and auto zoom/centering.
  6. 3Dtext
    Converts text into an image with a 3D extrusion effect.
  7. accentedges
    Applies accented edges to an image.
  8. adaptivegamma
    Enhances the contrast / brightness in an image using a locally adaptive gamma method.
  9. adaptivegamma2
    Enhances the contrast / brightness in an image using an adaptive gamma method.
  10. anglegradient
    Creates a gradient effect at a specific orientation angle.
  11. aspect
    Resizes an image to a specific size allowing either cropping or padding to deal with the aspect ratio change.
  12. aspectcrop
    Crops an image to a specified aspect ratio.
  13. aspectpad
    Pads an image with a color to a specified aspect ratio and orientation.
  14. autocaption
    Places text automatically in a specified square size region that has the least color variation.
  15. autocolor
    Automatically color balances an image.
  16. autogamma
    Modifies an image to automatically apply a gamma correction.
  17. autolabel
    Places text automatically in a specified size region that best matches a reference color
  18. autolevel
    Modifies an image to automatically stretch the dynamic range between full black and white and automatically apply a gamma correction.
  19. autotone
    Automatically tone balances an image.
  20. autotone2
    Automatically tone balances an image.
  21. autotrim
    Automatically trims the outside of an image or crops the inside of a rotated image.
  22. autowhite
    Automatically adjusts the white balance of an image.
  23. balance
    Enhances the shadows, midtones and highlight regions of the image.
  24. bcimage
    Changes the brightness and/or contrast of an image.
  25. bcmatch
    Modifies one image to try to match its brightness, contrast and optionally saturation to that of another image.
  26. bevel
    Applies an inner bevel or outer bevel or emboss effect to an image.
  27. bevelborder
    Applies a bevel effect to border of an image.
  28. bilinearwarp
    Applies or four corner true bilinear warp of an image.
  29. binomial
    Generates high pass or low pass filtered images based upon convolution kernels whose weights are derived from the binomial coefficients.
  30. binomialedge
    Sharpens (or blurs) an image near edges using a Binomial shaped filter.
  31. bokeh
    Applies a bokeh blurring effect to an image.
  32. bordereffects
    Creates various dispersion-like effects in the border of an image.
  33. bordergrid
    Creates various various grid effects in the border of an image.
  34. bubblewarp
    Applies or reverses a warp of an image onto a bubble.
  35. bump
    Applies a hemispherical-like bump distortion to an image.
  36. bumptext
    Applies a raised text effect onto an image.
  37. camerablur
    Blurs an image in the frequency domain using an ideal blurring filter for either motion blur or lens defocus.
  38. cameradeblur
    Deblurs an image in the frequency domain using an ideal deblurring filter for either motion blur or lens defocus.
  39. captcha
    Creates a six-alphanumeric-character image for use as a challenge response test.
  40. cartoon
    Creates a cartoon-like appearance to an image.
  41. centertrim
    Trims an image so as to preserve the image center.
  42. cepstrum
    Creates the cepstrums to depict the type, amount and orientation of camera type blurring in an image.
  43. chrome
    Applies a chrome effect to a binary image.
  44. clip
    Stretches the channels of an image to full black and white according to a clip amount on each end of the histogram.
  45. collage
    Creates a multi-variant collage of the input image.
  46. color2alpha
    Creates a ramped alpha channel from the input image according the specified color.
  47. color2gray
    Mixes the color channels from an image into a single grayscale image using a weighted combination.
  48. coloration
    Mixes the color channels from an image into a single grayscale image using a weighted combination and then tints it.
  49. colorbalance
    Manually color balances an image in midtones, highlights, shadows or overall.
  50. colorbalance2
    Manually color balances an image in midtones, highlights, or shadows.
  51. colorboost
    Enhances the color in an under saturated image.
  52. colorcells
    Randomly modifies the color of rectangular cells of an image.
  53. colorconverter
    Generates a spectrum-like image from the colors in an image.
  54. colorcoords
    Locates in the image the first location and/or last location for the closest pixel within the fuzz value to the color specified.
  55. colorfilter
    Applies a photographic color filters to an image.
  56. colorfulness
    Computes a metric that represents the colorfulness of an image.
  57. colorglow
    Applies a color glow effect to an image.
  58. colorspectrum
    Generates a spectrum-like image from the colors in an image.
  59. colortemp
    Transforms an image’s overall color balance according to a desired color temperature change.
  60. colortoning
    Color tones an image in highlights and/or shadows and/or overall.
  61. cone
    Draws a cone-shaped object on an image.
  62. conformal
    Applies a conformal mapping to an image.
  63. contour
    Applies a contour outline to the image content.
  64. corners
    Detects corner structures in an image.
  65. cosinebell
    Creates a cosine-bell-shaped tapered alpha channel in an image and optionally blends the image into a background image.
  66. crosshatch
    Applies a crosshatch effect to an image.
  67. crossprocess
    Applies a color crossprocessing effect to an image.
  68. crystallize
    Creates random crystal-like regions in an image.
  69. cube2sphericalpano
    Transforms 6 cube face images into a spherical panorama image.
  70. cumhist
    Creates the combined grayscale cumulative histogram of one or more images.
  71. curves
    Generate a smoothly interpolated, curved mapping look up table from a set of break points and applies it to an image.
  72. cylinderize
    Applies a cylinder distortion to an image so that the image is wrapped about the cylinder.
  73. cylinderwarp
    Applies a cylinder distortion to an image using an external displacement map.
  74. davehilleffect
    Applies a DaveHill-like effect to an image.
  75. defisheye
    Corrects for fisheye distortion in an image.
  76. denoise
    Reduces noise in an image.
  77. derivative
    Applies a first directional derivative filter to an image.
  78. diagcollage
    Collages three images in a diagonal orientation.
  79. dice
    Rotates each successive square-sized patch in the image.
  80. disperse
    Applies a dispersion effect to an image.
  81. dog
    Creates an edge extracted image using the difference of two gaussian blurs.
  82. dominantcolor
    Computes the dominant color in an image.
  83. dotproductcorr
    Computes the dot product correlation surface to find where a small image best matches within a larger image.
  84. downsize
    Downsizes (reduces) an image to a specified file size.
  85. draganeffect
    Applies a Dragan-like effect to an image to enhance wrinkles creating a ‘gritty’ effect.
  86. dualtonemap
    Enhances the shadows and/or highlight regions in an image.
  87. duotonemap
    Enhances the shadows and/or highlight regions in an image.
  88. edgefx
    Extracts the edges in an image and optionally composes them with the image to create interesting effects.
  89. edges
    Applies edge extraction to image.
  90. emboss
    Applies an emboss effect to an image.
  91. embroidery
    Applies an embroidery effect to each color in an image.
  92. endpoints
    Applies a Photoshop-like curves operation on an image that only adjusts the linear endpoints.
  93. enhancelab
    Applies brightness / contrast / colorization enhancement on an image via LAB colorspace.
  94. enrich
    Enhances an image by high pass filtering and composition.
  95. entropy
    Computes the normalized entropy of an image channel-by-channel.
  96. exposure
    Changes the exposure level of an image.
  97. feather
    Feathers (smoothes) the white-to-black transition in a binary mask image.
  98. fftconvol
    Performs convolution on an image in the frequency domain.
  99. fftdeconvol
    Performs deconvolution on an image in the frequency domain.
  100. fftfilter
    Performs filtering on an image in the frequency domain.
  101. filmgrain
    Applies film grain noise to an image.
  102. fisheye
    Applies a fisheye distortion to an image.
  103. fisheye2pano
    Generates a strip panoramic image from a linear type fisheye image with optional vertical perspective correction.
  104. fisheye2rect
    Generates a perspective (rectilinear) image from a region of a vertically viewed fisheye image.
  105. flicker
    Displays and optionally save an animation of the input images.
  106. flickerchannel
    Displays and optionally save an animation of the channels in an image.
  107. frosted
    Applies a frosted glass effect to an image.
  108. furrowed
    Applies a furrowed-like effect to an image to enhance wrinkles creating a “gritty” look.
  109. fuzzythresh
    Automatically thresholds an image to binary (b/w) format using the fuzzy c-means technique.
  110. fxtransitions
    Creates an animated transition between two images using a special effect distortion.
  111. gaussian
    Generates high pass or low pass filtered images based upon a gaussian shaped convolution.
  112. gaussianedge
    Sharpens (or blurs) an image near edges using a Gaussian shaped filter.
  113. glasseffects
    Modifies an image so that it appears to be viewed through textured and/or tiled glass.
  114. glow
    Creates a glowing effect in an image.
  115. gradient
    Applies a gradient filter to an image.
  116. graytoning
    Mixes color channels from an image into a grayscale image and optionally tints it.
  117. greenscreen
    Removes background green color in a green screen image.
  118. grid
    Superimposes a set of horizontal and/or vertical grid lines on an image.
  119. halo
    Applies a circular halo to an image.
  120. hamming
    Computes the percent hamming distance between two binary string perceptual hashes.
  121. hexagons
    Creates a hexagonal grid of the randomly rotated input image.
  122. histcompare
    Computes one of several metrics characterizing the difference between the histograms of two images.
  123. histmatch
    Modifies one image to try to match its histogram and optionally saturation to that of another image.
  124. histog
    Generates an output image which is composed of the histograms from each channel of the input image
  125. houghlines
    Uses the Hough Transform technique to compute and display straight lines from a binary edge image.
  126. huemap
    Transforms the hues in an image from one range to another.
  127. imageborder
    Appends an image border by extending the outer regions of the image.
  128. innercrop
    Crops an image to the largest rectangle that will just trim any irregularly shaped outer boundary color.
  129. interleave
    Interleaves the channels of a single image or each image of a set of multiple images.
  130. interweave
    Interleaves two images together in swaths.
  131. isodatathresh
    Automatically thresholds an image to binary (b/w) format using the isodata technique.
  132. isolatecolor
    Isolates a particular color in an image.
  133. isonoise
    Reduces isolated noise in an image.
  134. juliaset
    Creates a julia set fractal image
  135. kaleidoscope
    Applies a kaleidoscope effect to an image.
  136. kaleidoscopic
    Applies a kaleidoscope effect to an image.
  137. kapurthresh
    Automatically thresholds an image to binary (b/w) format using Kapur’s entropy technique.
  138. kmeans
    Applies k-means color reduction to an image.
  139. kmeansthresh
    Automatically thresholds an image to binary (b/w) format using the k-means technique.
  140. kneemap
    Creates a symmetric soft knee-shaped curved mapping look up table  and applies it to an image
  141. kuwahara
    Applies a Kuwahara type edge preserving noise reduction filter to an image.
  142. laplacian
    Applies a laplacian filter to an image.
  143. levelcolors
    Applies a color level transformation to an image channel-by-channel.
  144. levels
    Applies a Photoshop-like levels operation on an image.
  145. lichtenstein
    Applies a Roy Lichtenstein newspaper cartoon effect to an image.
  146. limitedtrim
    Trims an image on all sides by a maximum amount specified by the user.
  147. localthresh
    Thresholds an image to binary (b/w) format using a moving window adaptive thresholding approach.
  148. locatecolors
    Modifies an image showing only those pixels which are within the specified color range.
  149. lucisarteffect
    Applies a LucisArt-like effect to an image.
  150. lupe
    Applies a magnifying glass effect in a local area of an image.
  151. magicwand
    Isolates a contiguous region of an image based upon a color determined from a user specified image coordinate.
  152. mandala
    Creates a Mandala type image from simple graphic figures.
  153. mandalascope
    Converts an image into a mandala-like kaleidoscope image.
  154. mandelbrot
    Creates a mandelbrot set fractal image.
  155. mapcolors
    Maps or translates one set of colors in an image to another set of colors.
  156. matchimage
    Matches the brightness and contrast of one image to another image.
  157. maxima
    Locates one or more local maxima in a grayscale image
  158. maxrgb
    Generates an image that keeps only the channel with the maximum value.
  159. median
    Computes the median value of an image.
  160. melt
    Creates a melting-like blur effect in an image.
  161. meshwarp
    Warps an image according to a user supplied triangular mesh.
  162. mesmerize
    Creates a mesmerizing animation from an image.
  163. midgradient
    Creates a two-color gradient with adjustable mid-color location.
  164. midtonebalance
    Color balances an image in the midtones in a manner similar to Photoshop.
  165. mirrorize
    Creates a mirror effect in an image.
  166. mode
    Computes the mode value of an image.
  167. modulatecolor1
    Changes brightness, saturation and/or hue for any primary or secondary color in an image.
  168. modulatecolor2
    Changes brightness, saturation and/or hue for any primary or secondary color in an image.
  169. moments
    Compute shift, scale and rotation invariant image moments as well as elliptical shape descriptors
  170. morphology
    Performs binary or grayscale morphologic operations on an image, including dilate, erode, open and close.
  171. mosaictiles
    Applies mosaic tiles effect to image.
  172. mottle
    Applies various mottle effects to an image.
  173. multicrop
    Crops and unrotates multiple images from a scanned image.
  174. multicrop2
    Crops and unrotates multiple images from a scanned image.
  175. multigradient
    Creates either a linear or radial gradient image with two or more stops to specify colors and locations along the gradient direction.
  176. nearestcolor
    Finds the nearest color value in an image to a reference color.
  177. neg2pos
    Converts from a (scanned film) negative image to a positive image.
  178. negative2positive
    Converts from a (scanned film) negative image to a positive image.
  179. nightvision
    Simulates a picture as viewed through night vision goggles.
  180. noisecleaner
    Iteratively cleans noise from an image.
  181. normcrosscorr
    Computes the normalized cross correlation surface to find where a small image best matches within a larger image.
  182. notch
    Creates and applies a notch filter to an image in the frequency domain to remove dither patterns and other regular noise patterns.
  183. omnistretch
    Enhances the dynamic range of brightness values and optionally saturation values in an image.
  184. ortoneffect
    Applies an Orton (sandwich) effect to an image.
  185. otsuthresh
    Automatically thresholds an image to binary (b/w) format using Otsu’s between class variance technique.
  186. outfit
    Transforms a pattern image to place it over an image of some piece of clothing or outfit.
  187. outfitwarper
    Transforms a pattern image to place it over an image of some piece of clothing or outfit.
  188. overlapcrop
    Creates a sequence of cropped subsections permitting optional overlap of the subsections.
  189. pagecurl
    Applies a pagecurl effect to the lower right corner of an image.
  190. pagepeel
    Applies a pagepeel effect to the lower right corner of an image.
  191. painteffect
    Applies a paint type effect to an image.
  192. pano2fisheye
    Transforms a spherical panorama to a fisheye view.
  193. pano2rect
    Applies vertical perspective correction to an angular panoramic image.
  194. peelingpaint
    Applies a peeling paint effect to an image.
  195. perforations
    Applies film-like perforations to two opposite edges of an image.
  196. perlin
    Creates an image composed of Perlin type noise.
  197. phasecorr
    Computes the phase correlation surface to find where a small image best matches within a larger image.
  198. phashcompare
    Compares two 168 digit phash strings to compute a phash metric.
  199. phashconvert
    Converts the 42 phash float values for an image to a string of 168 digits.
  200. phashes
    Computes and stores one or more perceptual hashes for all provided images.
  201. picframe
    Adds a picture frame around an image.
  202. picturefold
    Applies a map-like folded appearance to an image.
  203. pinbarrel
    Corrects or applies pincushion and/or barrel lens distortion to an image.
  204. pip
    Creates a picture-in-picture effect.
  205. pixelize
    Creates a pixelized or blocky effect in an image.
  206. plm
    Generates a piece-wise linear mapping grayscale look up table and applies it to an image.
  207. plmlut
    Generates a piece-wise linear mapping grayscale look up table.
  208. plot
    Generates a profile of an image row or column or an image histogram.
  209. plot3D
    Generates a 3D plot of a single channel or grayscale image.
  210. polar
    Applies either a rectangular (cartesian) to polar transformation or a polar to rectangular (cartesian) transformation on an image.
  211. polarblur
    Applies a polar blur to an image.
  212. polyring
    Creates a polygon ring image from one or more images.
  213. popart
    Creates a pop art style image.
  214. postagestamp
    Applies a perforated postage stamp like border around an image.
  215. posteredges
    Applies posterized edges to an image.
  216. profile
    Generates a profile of an image row or column.
  217. pseudocolor
    Generates a pseudocolored image or pseudocolored animation from grayscale image using a rainbow colored transformation.
  218. ptilethresh
    Automatically thresholds an image to binary (b/w) format at a specified percentile on the cumulative histogram.
  219. puzzle
    Applies a puzzle like effect to an image.
  220. radialgradient
    Creates a radial gradient image.
  221. radialgrid
    Superimposes circular grid lines on an image.
  222. randomblob
    Creates an image composed of a moderate sized black random blob shape on a white background.
  223. randomclipart
    Randomly distributes clip art over the image.
  224. rangethresh
    Converts an image to binary using range values for each channel of the input.
  225. recursion
    Creates a recursive affine composite effect in an image.
  226. redeye
    Removes redeye from an image.
  227. redist
    Modifies an image so that its (grayscale) histogram has either a Gaussian or Uniform distribution.
  228. reflect
    Splits an image, reflects each side and appends them to form horizontally symmetric images.
  229. remap
    Remaps the colors in an image using a 3D color distance metric relative to a color table map image.
  230. removecolorcast
    Removes a color cast from an image.
  231. replacecolor
    Changes one color to another color in an image.
  232. retinex
    Enhances detail and color in an image using the multiscale retinex algorithm.
  233. rgbdots
    Transforms an image into dots in primary and secondary colors.
  234. ripples
    Applies various circular ripple effects to an image.
  235. rmsecorr
    Computes the root mean squared correlation surface to find where a small image best matches within a larger image.
  236. rotate3D
    Applies a perspective distortion to an image by providing three rotation angles and an optional perspective exaggeration.
  237. sahoothresh
    Automatically thresholds an image to binary (b/w) format using Sahoo’s entropy technique.
  238. saturation
    Changes the color saturation in an image.
  239. scalescroll
    Creates a scaled scrolling animation.
  240. scatter
    Generates a channel-by-channel scatter diagram between two images.
  241. scatterchannels
    Generates a scatter diagram between channels of an image.
  242. screeneffects
    Applies screen-like effects to an image.
  243. scriptbatch
    Runs another script over a folder of images.
  244. separate
    Identifies each separate isolated white shape in a binary image.
  245. shadowhighlight
    Adjusts the tone in shadow and highlight areas of an image.
  246. shadows
    Applies drop shadows to an image.
  247. shapecluster
    Creates a division of the image into 9 separated rectangular regions.
  248. shapecompare
    Compares two images’ shapes using metrics computed from Hu image moments.
  249. shapemorph
    Creates a shape morphing animation sequence between two images.
  250. shapemorph2
    Creates a shape morphing animation sequence between two images.
  251. sharp
    Adaptively sharpens an image or extract edges.
  252. sharpedge
    Adaptively sharpens an image near edges.
  253. shimmer
    Creates a reflected heat shimmering effect animation.
  254. shuffle
    Randomly shuffles positions of square sized tiles in an image.
  255. sigmoidal
    Applies a sigmoidal brightness and/or contrast adjustment to an image.
  256. similar
    Computes the normalized cross correlation similarity metric between two equal dimensioned images.
  257. sinescrollimage
    Creates a sinusoidal curved scrolling image animation.
  258. sinescrolltext
    Creates a sinusoidal curved scrolling text animation.
  259. sketch
    Applies a sketch effect to an image.
  260. sketcher
    Applies a sketch effect to an image.
  261. sketchetch
    Creates an etch-like sketch from an image.
  262. sketching
    Applies a sketch effect to an image.
  263. skew
    Applies a skew distortion to an image.
  264. slantedlight
    Applies slanted lighting to an image.
  265. slice
    Thresholds an image (inclusively) between a range of graylevels and optionally colorizes inside and/or outside the threshold range.
  266. smartcrop
    Automatically crops an image to a given size around the hightest detail region.
  267. smarttrim
    Automatically trims an image around the region of highest detail in the image.
  268. softfocus
    Applies a softfocus effect to an image.
  269. softlight
    Applies soft light to an image.
  270. space
    Adaptively enhances the contrast and brightness of an image.
  271. space2
    Adaptively enhances the contrast and brightness of an image.
  272. spectrum
    Computes the spectrum image from the magnitude of the Fourier Transform of an image.
  273. spectrumhist
    Creates either a spectrum or histogram of the colors in an image.
  274. sphere
    Creates a colored sphere with a combination of diffuse and specular illumination.
  275. sphericalpano2cube
    Transforms a spherical panorama into a cubical representation.
  276. sphericalpano2rect
    Generates a perspective (rectilinear) image from a region of a spherical panorama image.
  277. spherize
    Warps an image onto a (hemi-)sphere.
  278. splice
    Applies a jagged cut and splice effect to an image.
  279. spline
    Draws a spline curve on an image based upon supplied points.
  280. splitcrop
    Crops an image into two or four sections according to the given x,y coordinates.
  281. splitimage
    Generates a side-by-side append of two partial images with an option to animate the amount of each image used in the append.
  282. splittone1
    Applies a color splittone effect to an image.
  283. splittone2
    Applies a color splittone effect to an image.
  284. splittone3
    Applies a color splittone effect to an image.
  285. spots
    Converts the image into a series of uniform-colored spots.
  286. squareup
    Resizes an image and squares it up either by padding or cropping.
  287. ssim
    Computes the structural similarity metric between two equal sized images and its complement structural dissimilarity metric.
  288. stainedglass
    Applies a stained glass cell effect to an image.
  289. starburst
    Applies a starburst pattern to an image.
  290. statsfilt
    Various statistical filters primarily used to reduce noise in an image.
  291. stdimage
    Computes a pixel-by-pixel standard deviation or variance image from multiple input images.
  292. stretch
    Modifies an image to automatically stretch the dynamic range between full black and white.
  293. striations
    Applies radial or circular striations to image.
  294. stutter
    Creates a ‘stuttered’ offset-like effect in an image.
  295. surroundblur
    Creates a blurred background region around the input image.
  296. textcleaner
    Processes a scanned document of text to clean the text background.
  297. textdeskew
    Unrotates (deskews) an image containing text.
  298. textdistort
    Distorts repeated text to warp it to the shape of the image content.
  299. texteffect
    Converts text to an image after applying various effects, styling and color
  300. texteffect2
    Converts large size text to an image with color, effects and styling.
  301. textetch
    Adds text to an image to simulate etching on glass.
  302. texturize
    Creates a texture pattern and optionally applies it to the background of an input image.
  303. thermography
    Simulates a picture taken with a thermal imaging camera.
  304. thresholds
    Applies one or two thresholds to an image.
  305. tileimage
    Tiles an image to a given size with various tile arrangements.
  306. tiler
    Converts an image into a tilable texture.
  307. tiltshift
    Applies a tiltshift effect to an image.
  308. tintilize
    Applies a color tint to the mid-range of a grayscale image.
  309. tinyplanet
    Transforms a spherical panorama to a linear fisheye view.
  310. tonemap1
    Enhances the shadows and/or highlight regions in an image using a non-linear log or gamma function.
  311. tonemap2
    Enhances the shadows and/or highlight regions in an image using a non-linear log or gamma function plus an extra processing function.
  312. tonemap3
    Enhances the shadows and/or highlight regions in an image using a non-linear log or gamma function plus an extra processing function.
  313. tonemap4
    Enhances the shadows and/or highlight regions in an image using a dual gamma function plus an extra processing function.
  314. toon
    Applies a cartoon effect to an image.
  315. toonify
    Applies a cartoon-like effect to an image.
  316. toonizarro
    Applies a Superman Bizarro-like cartoon effect to an image.
  317. toycamera
    Simulates pictures taken by lomographic or holga type toy cameras.
  318. transfercolor
    Transfers the coloring from one image to another image.
  319. transitions
    Applies an animated transition between two images.
  320. trianglethresh
    Automatically thresholds an image to binary (b/w) format using the triangle technique.
  321. tricolorize
    Smoothly colorize a grayscale image with either one, two or three different colors.
  322. trim2detail
    Trims an image to the bounding rectangle about the images’ main content using Canny edges as a measure of content detail.
  323. trim2rect
    Automatically trims the sides of an image until no outer row or column contains the background color.
  324. trimcorners
    Crops the image to removed rounded corners.
  325. trimmer
    Trims the background from any number of specified sides of an image.
  326. tshirt
    Transforms an image to place it in a region of a tshirt image.
  327. tshirtwarp
    Transforms an image to place it in a region of a tshirt image using an external lighting and displacement map.
  328. tshirtwarper
    Transforms an image to place it in a region of a tshirt image.
  329. tunnelize
    Creates a tunnel-like effect on an image.
  330. turbulence
    Applies a turbulence-like warping of the image.
  331. turn
    Simultaneously rotates and crops an image to eliminate any background.
  332. typewriter
    Creates a typewriter style scrolling text animation.
  333. unperspective
    Automatically removes pespective distortion from an image.
  334. unrotate
    Automatically unrotates a rotated image and trims the surrounding border.
  335. unrotate2
    Unrotate2 a rotated image and trim2 the surrounding border.
  336. uwcorrect
    Corrects the color balance for red light attenuation in pictures taken underwater.
  337. variableblur
    Applies a variable blur to an image based upon a mask image.
  338. vibrance
    Applies a non-linear change to the saturation of an image.
  339. vibrance2
    Applies a non-linear change to the chroma channel of an image.
  340. vibrance3
    Applies a non-linear change to the chroma channel of an image.
  341. videoglitch
    Applies a video glitch effect to an image.
  342. vignette
    Applies a vignette effect to a picture.
  343. vignette2
    Applies a vignette effect to a picture.
  344. vignette3
    Applies a vignette effect to a picture.
  345. vintage1
    Applies a a classic vintage effect to an image.
  346. vintage2
    Applies a colorful vintage effect to an image.
  347. vintage3
    Applies an old, heritage style vintage effect to an image.
  348. warholeffect
    Creates an Andy Warhol style image.
  349. watercolor
    Applies a watercolor effect to an image.
  350. wavemap
    Transforms the graylevels in each RGB channel according to a sinusoidal wave function.
  351. whitebalance
    Transform an image’s overall color balance according to a desired change in a specified white point color.
  352. whitebalancing
    Applies white balancing to an image according to a gray world method in LAB colorspace.
  353. whiteboard
    Processes a picture of a whiteboard to clean up the background and correct the perspective.
  354. wiggle
    Creates a sinusoidal wiggling animation.
  355. woodbrand
    Creates a branded effect in a wood grain image using a binary image as the brand.
  356. woodcut
    Applies a woodcut effect to an image.
  357. woodgrain
    Simulates a woodgrain texture.
  358. xpand
    Applies a non-uniform outward stretch of the image in one direction.
  359. xposure
    Changes the exposure level of an image by photographic stops.
  360. xtract
    Uses Hough lines to extract and rectify a quadrilateral area from an image.
  361. zerocrossing
    Applies a zero crossing edge detector to an image.
  362. zoomblur
    Applies a radial or zoom blur to an image.
  363. zoomrotatetext
    Creates a zoomed rotating text animation.