frei0r

Subpages:

frei0r-filter-3-point-color-balance – Adjust color balance with 3 color points

frei0r-filter-3dflippo – Frame rotation in 3d-space

frei0r-filter-aech0r – analog video echo

frei0r-filter-alpha0ps – Display and manipulation of the alpha channel

frei0r-filter-alphagrad – Fills alpha channel with a gradient

frei0r-filter-alphaspot – Draws simple shapes into the alpha channel

frei0r-filter-b – Extracts Blue from Image

frei0r-filter-baltan – delayed alpha smoothed blit of time

frei0r-filter-bgsubtract0r – Bluescreen the background of a static video.

frei0r-filter-bluescreen0r – Color to alpha (blit SRCALPHA)

frei0r-filter-brightness – Adjusts the brightness of a source image

frei0r-filter-bw0r – Turns image black/white.

frei0r-filter-c0rners – Four corners geometry engine

frei0r-filter-cairogradient – Draws a gradient on top of image. Filter is given gradient start and end points, colors and opacities.

frei0r-filter-cairoimagegrid – Draws a grid of input images.

frei0r-filter-cartoon – Cartoonify video, do a form of edge detect

frei0r-filter-color-distance – Calculates the distance between the selected color and the current pixel and uses that value as new pixel value

frei0r-filter-coloradj-rgb – Simple color adjustment

frei0r-filter-colorhalftone – Filters image to resemble a halftone print in which tones are represented as variable sized dots

frei0r-filter-colorize – Colorizes image to selected hue, saturation and lightness

frei0r-filter-colortap – Applies a pre-made color effect to image

frei0r-filter-contrast0r – Adjusts the contrast of a source image

frei0r-filter-curves – Adjust luminance or color channel intensity with curve level mapping

frei0r-filter-defish0r – Non rectilinear lens mappings

frei0r-filter-delay0r – video delay

frei0r-filter-delaygrab – delayed frame blitting mapped on a time bitmap

frei0r-filter-distort0r – Plasma

frei0r-filter-dither – Dithers the image and reduces the number of available colors

frei0r-filter-edgeglow – Edgeglow filter

frei0r-filter-elastic-scale-filter – This is a frei0r filter which allows one to scale video footage non-linearly.

frei0r-filter-emboss – Creates embossed relief image of source image

frei0r-filter-equaliz0r – Equalizes the intensity histograms

frei0r-filter-facebl0r – automatic face blur

frei0r-filter-film-grain – Adds film-like grain and softens the picture.

frei0r-filter-flippo – Flipping in x and y axis

frei0r-filter-g – Extracts Green from Image

frei0r-filter-gamma – Adjusts the gamma value of a source image

frei0r-filter-gate-weave – Randomly moves frame around to simulate film gate weave.

frei0r-filter-glitch0r – Adds glitches and block shifting

frei0r-filter-glow – Creates a Glamorous Glow

frei0r-filter-hqdn3d – High quality 3D denoiser from Mplayer

frei0r-filter-hueshift0r – Shifts the hue of a source image

frei0r-filter-iir-blur – Three types of fast IIR blurring

frei0r-filter-invert0r – Inverts all colors of a source image

frei0r-filter-k-means-clustering – Clusters of a source image by color and spatial distance

frei0r-filter-kaleid0sc0pe – Applies a kaleid0sc0pe effect

frei0r-filter-keyspillm0pup – Reduces the visibility of key color spill in chroma keying

frei0r-filter-lens-correction – Allows compensation of lens distortion

frei0r-filter-letterb0xed – Adds Black Borders at top and bottom for Cinema Look

frei0r-filter-levels – Adjust luminance or color channel intensity

frei0r-filter-light-graffiti – Creates light graffitis from a video by keeping the brightest spots.

frei0r-filter-luminance – Creates a luminance map of the image

frei0r-filter-mask0mate – Creates an square alpha-channel mask

frei0r-filter-medians – Implements several median-type filters

frei0r-filter-ndvi-filter – This filter creates a false image from a visible + infrared source.

frei0r-filter-nervous – flushes frames in time in a nervous way

frei0r-filter-nikon-d90-stairstepping-fix – Removes the Stairstepping from Nikon D90 videos (720p only) by interpolation

frei0r-filter-normaliz0r – Normalize (aka histogram stretch, contrast stretch)

frei0r-filter-nosync0r – broken tv

frei0r-filter-opencvfacedetect – detect faces and draw shapes on them

frei0r-filter-perspective – Distorts the image for a pseudo perspective

frei0r-filter-pixeliz0r – Pixelize input image.

frei0r-filter-posterize – Posterizes image by reducing the number of colors used in image

frei0r-filter-pr0be – Measure video values

frei0r-filter-pr0file – 2D video oscilloscope

frei0r-filter-premultiply-or-unpremultiply – Multiply (or divide) each color component by the pixel's alpha value

frei0r-filter-primaries – Reduce image to primary colors

frei0r-filter-r – Extracts Red from Image

frei0r-filter-rgb-parade – Displays a histogram of R, G and B of the video-data

frei0r-filter-rgbnoise – Adds RGB noise to image.

frei0r-filter-rgbsplit0r – RGB splitting and shifting

frei0r-filter-saturat0r – Adjusts the saturation of a source image

frei0r-filter-scale0tilt – Scales, Tilts and Crops an Image

frei0r-filter-scanline0r – interlaced dark lines

frei0r-filter-select0r – Color based alpha selection

frei0r-filter-sharpness – Unsharp masking (port from Mplayer)

frei0r-filter-sigmoidaltransfer – Desaturates image and creates a particular look that could be called Stamp, Newspaper or Photocopy

frei0r-filter-sobel – Sobel filter

frei0r-filter-softglow – Does softglow effect on highlights

frei0r-filter-sop-sat – Slope/Offset/Power and Saturation color corrections according to the ASC CDL (Color Decision List)

frei0r-filter-spillsupress – Remove green or blue spill light from subjects shot in front of green or blue screen

frei0r-filter-squareblur – Variable-size square blur

frei0r-filter-tehroxx0r – Something videowall-ish

frei0r-filter-threelay0r – dynamic 3 level thresholding

frei0r-filter-threshold0r – Thresholds a source image

frei0r-filter-timeout-indicator – Timeout indicators e.g. for slides.

frei0r-filter-tint0r – Tint a source image with specified color

frei0r-filter-transparency – Tunes the alpha channel.

frei0r-filter-twolay0r – dynamic thresholding

frei0r-filter-vectorscope – Displays the vectorscope of the video-data

frei0r-filter-vertigo – alpha blending with zoomed and rotated images

frei0r-filter-vignette – Lens vignetting effect, applies natural vignetting

frei0r-filter-white-balance – Adjust the white balance / color temperature

frei0r-filter-white-balance--lms-space- – Do simple color correction, in a physically meaningful way

frei0r-mixer-addition – Perform an RGB[A] addition operation of the pixel sources.

frei0r-mixer-addition-alpha – Perform an RGB[A] addition_alpha operation of the pixel sources.

frei0r-mixer-alpha-injection – Averages Input 1 and uses this as Alpha Channel on Input 2

frei0r-mixer-alphaatop – the alpha ATOP operation

frei0r-mixer-alphain – the alpha IN operation

frei0r-mixer-alphaout – the alpha OUT operation

frei0r-mixer-alphaover – the alpha OVER operation

frei0r-mixer-alphaxor – the alpha XOR operation

frei0r-mixer-blend – Perform a blend operation between two sources

frei0r-mixer-burn – Perform an RGB[A] dodge operation between the pixel sources, using the generalised algorithm: D = saturation of 255 or depletion of 0, of ((255 - A) * 256) / (B + 1)

frei0r-mixer-cairoaffineblend – Composites second input on first input applying user-defined transformation, opacity and blend mode

frei0r-mixer-cairoblend – Composites second input on the first input with user-defined blend mode and opacity.

frei0r-mixer-color-only – Perform a conversion to color only of the source input1 using the hue and saturation values of input2.

frei0r-mixer-composition – Composites Image 2 onto Image 1 according to its Alpha Channel

frei0r-mixer-darken – Perform a darken operation between two sources (minimum value of both sources).

frei0r-mixer-difference – Perform an RGB[A] difference operation between the pixel sources.

frei0r-mixer-divide – Perform an RGB[A] divide operation between the pixel sources: input1 is the numerator, input2 the denominator

frei0r-mixer-dodge – Perform an RGB[A] dodge operation between the pixel sources, using the generalised algorithm: D = saturation of 255 or (A * 256) / (256 - B)

frei0r-mixer-grain-extract – Perform an RGB[A] grain-extract operation between the pixel sources.

frei0r-mixer-grain-merge – Perform an RGB[A] grain-merge operation between the pixel sources.

frei0r-mixer-hardlight – Perform an RGB[A] hardlight operation between the pixel sources

frei0r-mixer-hue – Perform a conversion to hue only of the source input1 using the hue of input2.

frei0r-mixer-lighten – Perform a lighten operation between two sources (maximum value of both sources).

frei0r-mixer-multiply – Perform an RGB[A] multiply operation between the pixel sources.

frei0r-mixer-overlay – Perform an RGB[A] overlay operation between the pixel sources, using the generalised algorithm: D = A * (B + (2 * B) * (255 - A))

frei0r-mixer-push-down – Push from top to bottom

frei0r-mixer-push-left – Push from right to left

frei0r-mixer-push-right – Push from left to right

frei0r-mixer-push-up – Push from bottom to top

frei0r-mixer-rgb – Averages each Input and uses each as R, G or B channel of the Output

frei0r-mixer-saturation – Perform a conversion to saturation only of the source input1 using the saturation level of input2.

frei0r-mixer-screen – Perform an RGB[A] screen operation between the pixel sources, using the generalised algorithm: D = 255 - (255 - A) * (255 - B)

frei0r-mixer-slide-down – Slide from top to bottom

frei0r-mixer-slide-left – Slide from right to left

frei0r-mixer-slide-right – Slide from left to right

frei0r-mixer-slide-up – Slide from bottom to top

frei0r-mixer-softlight – Perform an RGB[A] softlight operation between the pixel sources.

frei0r-mixer-subtract – Perform an RGB[A] subtract operation of the pixel source input2 from input1.

frei0r-mixer-uv-map – Uses Input 1 as UV Map to distort Input 2

frei0r-mixer-value – Perform a conversion to value only of the source input1 using the value of input2.

frei0r-mixer-wipe-barn-door-h – Horizontal barn door wipe

frei0r-mixer-wipe-barn-door-v – Vertical barn door wipe

frei0r-mixer-wipe-circle – Circle wipe

frei0r-mixer-wipe-down – Wipe from top to bottom

frei0r-mixer-wipe-left – Wipe from right to left

frei0r-mixer-wipe-rect – Rectangular wipe

frei0r-mixer-wipe-right – Wipe from left to right

frei0r-mixer-wipe-up – Wipe from bottom to top

frei0r-mixer-xfade0r – a simple xfader

frei0r-src-ising0r – Generates ising noise

frei0r-src-lissajous0r – Generates Lissajous0r images

frei0r-src-nois0r – Generates white noise images

frei0r-src-onecol0r – image with just one color

frei0r-src-partik0l – Particles generated on prime number sinusoidal blossoming

frei0r-src-plasma – Demo scene 8bit plasma

frei0r-src-test-pat-b – Generates test card lookalikes

frei0r-src-test-pat-c – Generates cross sections of color spaces

frei0r-src-test-pat-g – Generates geometry test pattern images

frei0r-src-test-pat-i – Generates spatial impulse and step test patterns

frei0r-src-test-pat-l – Generates linearity checking patterns

frei0r-src-test-pat-r – Generates resolution test patterns