Nodes
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Adds two images together.
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Creates an anaglyph from a pair of input images.
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Composites the first input (Foreground) over the second (background), but only where the background alpha exists.
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Averages the foreground image and the background image.
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Blends frames from two sequences together using a simple linear blend.
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Blurs an image.
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Adds a border to the image.
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Applies a brightness factor and bright shift to the first input.
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Builds a bump map from a plane.
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Copy channels from any of inputs into the output image.
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Mask or "key" an image based on its color.
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Creates a constant color image.
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Applies a variety of color corrections to the image
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Adjusts the R,G,B and/or A channels based on a user-defined curve.
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Maps a range of color to a new range.
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Replace a color region in an image with another region.
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Generates a simple HSV color wheel.
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Does a composite (over, under, inside, add, etc) between two images.
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Increases or decreases the contrast of an image.
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Changes the data format of a plane.
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Performs a generic convolve on the source image.
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Fits an image into an arbitrary quadrilateral.
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Generates a four corner ramp.
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Crops an image and changes its resolution.
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Extracts matte from Cryptomatte image.
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Flattens a Deep Shadow/Camera Map into a flat 2D raster.
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Defocuses an image similar to a real camera defocus.
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Deforms an image by moving the underlying UV coordinates.
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Removes film grain from an image.
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De-interlaces a frame of video by either averaging scanlines or copying a scanline.
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Removes planes or components from an input sequence.
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Removes white noise from an image.
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Darkens depth boundaries in an image.
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Creates a depth-of-field mask, which describes how out of focus parts of the image are.
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Computes the difference between the foreground image and the background image.
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Expands and shrinks mattes.
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Creates a blurred shadow offset of an image.
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Blurs the edges of an image.
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Detects edges in the input image.
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Adds a lighting effect to the image by using a bump map.
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Applies an environment map to an image.
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Equalizes colors by stretching or shifting the image histogram.
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Error Function Table Generator
Creates an image containing precomputed error function terms for hair albedo computation
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Expands and shrinks mattes.
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Extends the length of a sequence so that it can be animated beyond its frame range.
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Fetches a sequence of images from another COP, even in another network.
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Merges two fields into one Interlaced Frame.
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Splits an interlaced frame into two fields per frame (odd and even fields).
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Swaps the two fields containing the even and odd scanlines of the frame.
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Loads image files into Houdini.
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Flips the image horizontally and/or vertically.
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Adds a variety of atmospheric effects to an image, including fog, haze and heat waves.
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Renders anti-aliased text.
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Cleans up flipped normals by making them face the camera.
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Performs a variety of mathematical functions on the input image.
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Applies gamma correction to the image.
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Keys out parts of the image based on pixel position or normal direction.
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Renders geometry from a SOP as a single color image.
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Computes the gradient of an image.
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Adds grain to an image.
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Converts between RGB and HSV color spaces, or applies hue and saturation modifications.
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Adjusts the saturation or luminance of the image based on hue.
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Detects illegal pixels, like NAN and INF, in images.
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Restricts the foreground color to the area of the background’s alpha matte.
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Interleaves image sequences.
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Applies a photographic pixel inversion to the image.
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Layers a series of inputs together by compositing them one by one on the background image (input 1).
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Adjusts black point, white point, and midrange to increase, balance, or decrease contrast.
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Adds a light to the image.
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Limits the pixel range at the high end, low end or both.
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Applies a lookup table to the input.
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Cooks the subnet COPs multiple times in a loop, accumulating the results.
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Sets the alpha to the luminance of the color.
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Keys the image based on luminance (or similar function).
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Masks out an area of an image.
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Outputs the maximum value of the foreground and background images for each pixel, which tends to lighten the image.
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Applies a 3 x 3 or 5 x 5 median filter to the input image.
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Merges the planes of several inputs together.
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Applies metadata to an image sequence.
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Outputs the minimum value of the foreground and background images for each pixel, which tends to darken the image.
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Converts a color or vector into a scalar quantity, like luminance or length.
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Takes a sequence of images and combines them into 1 image by tiling them.
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Multiplies the foreground image with the background image.
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Generates continuous noise patterns.
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Does nothing.
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Restricts the foreground color to the area outside of the background’s alpha matte.
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Composites the first input (Foreground) over the second (background).
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Modifies an image’s pixels using expressions.
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Allows colour to be converted to or from a premultiplied form.
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Performs a pulldown (cine-expand) on the input sequence.
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Performs a pushup (cine-expand) on the input sequence.
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Quantizes input data into discrete steps.
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Renders frames out to disk.
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Does a radial or angular blur.
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Generates a variety of linear and radial ramps, which are fully keyframable.
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Copies the sequence information from its input.
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Change the name a plane.
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Renders a mantra output driver directly into a composite network.
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Simply reverses the frames in the sequence.
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Draws one or more curves or shapes.
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Imports a 2d Volume from SOPs as planes into a composite network.
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Changes the resolution of the image.
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Adds two images together, saturating at white like photographic addition.
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Sequences two or more inputs end to end.
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Generates simple shapes, such as circles, stars and regular N-sided polygons.
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Sharpens an image by enhancing the contrast of edges.
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Shifts an image sequence in time.
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Shuffle frames around to do out-of-order editing.
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Creates sky and ground images for use as environment maps.
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Either removes frames from a sequence or allows you to order them in a user-defined order.
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Streaks an image, adding a motion blur effect.
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Contains networks of other COPs.
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Subtracts the foreground image from the background image.
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Passes the input of one of its connected inputs through, acting like an exclusive switch.
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Replaces input 1's alpha with input 2's alpha.
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Generate noise suitable for terrain height maps.
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Tiles the image sequence with multiple copies of the input image.
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Blurs a pixel through several frames.
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Uses a second input to time warp the first input on a per pixel basis.
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Stretches or compresses a sequence in time.
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Warps time by slowing or speeding it up throughout the sequence.
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Translates, rotates and/or scales the input image without changing the image resolution.
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Trims an input sequence in time by adjusting the beginning or the end of the sequence.
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Creates a UV map.
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Composites the first input (Foreground) under the second (background).
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Extracts an arbitrary quadrilateral area out of the input image.
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Runs a VEX script on its input planes.
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Runs a VEX script on the planes it generates.
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Contains a VOP network that filters input image data.
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Contains a VOP network that generates image data.
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Performs vector operations on the input.
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Blurs an image by using pixel velocity to produce a motion blur effect.
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Cuts a small window out of a larger image.
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Does a wipe between two input sequences.
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Makes two elements mutually exclusive; if their alpha mattes overlap, the overlap is removed.
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Does a Z composite of two images.
