... abench            A->A       Benchmark part of a filtergraph. 
..C acompressor       A->A       Audio compressor. 
... acontrast         A->A       Simple audio dynamic range compression/expansion filter. 
... acopy             A->A       Copy the input audio unchanged to the output. 
... acue              A->A       Delay filtering to match a cue. 
... acrossfade        AA->A      Cross fade two input audio streams. 
.S. acrossover        A->N       Split audio into per-bands streams. 
T.C acrusher          A->A       Reduce audio bit resolution. 
TS. adeclick          A->A       Remove impulsive noise from input audio. 
TS. adeclip           A->A       Remove clipping from input audio. 
TS. adecorrelate      A->A       Apply decorrelation to input audio. 
T.C adelay            A->A       Delay one or more audio channels. 
TSC adenorm           A->A       Remedy denormals by adding extremely low-level noise. 
T.. aderivative       A->A       Compute derivative of input audio. 
TSC adynamicequalizer A->A       Apply Dynamic Equalization of input audio. 
T.C adynamicsmooth    A->A       Apply Dynamic Smoothing of input audio. 
... aecho             A->A       Add echoing to the audio. 
TSC aemphasis         A->A       Audio emphasis. 
T.. aeval             A->A       Filter audio signal according to a specified expression. 
T.C aexciter          A->A       Enhance high frequency part of audio. 
T.C afade             A->A       Fade in/out input audio. 
TSC afftdn            A->A       Denoise audio samples using FFT. 
TS. afftfilt          A->A       Apply arbitrary expressions to samples in frequency domain. 
.SC afir              N->N       Apply Finite Impulse Response filter with supplied coefficients in additional stream(s). 
... aformat           A->A       Convert the input audio to one of the specified formats. 
TSC afreqshift        A->A       Apply frequency shifting to input audio. 
TSC afwtdn            A->A       Denoise audio stream using Wavelets. 
T.C agate             A->A       Audio gate. 
.S. aiir              A->N       Apply Infinite Impulse Response filter with supplied coefficients. 
T.. aintegral         A->A       Compute integral of input audio. 
... ainterleave       N->A       Temporally interleave audio inputs. 
T.. alatency          A->A       Report audio filtering latency. 
T.C alimiter          A->A       Audio lookahead limiter. 
TSC allpass           A->A       Apply a two-pole all-pass filter. 
... aloop             A->A       Loop audio samples. 
... amerge            N->A       Merge two or more audio streams into a single multi-channel stream. 
T.. ametadata         A->A       Manipulate audio frame metadata. 
..C amix              N->A       Audio mixing. 
... amultiply         AA->A      Multiply two audio streams. 
TSC anequalizer       A->N       Apply high-order audio parametric multi band equalizer. 
TSC anlmdn            A->A       Reduce broadband noise from stream using Non-Local Means. 
TSC anlmf             AA->A      Apply Normalized Least-Mean-Fourth algorithm to first audio stream. 
TSC anlms             AA->A      Apply Normalized Least-Mean-Squares algorithm to first audio stream. 
... anull             A->A       Pass the source unchanged to the output. 
T.. apad              A->A       Pad audio with silence. 
T.C aperms            A->A       Set permissions for the output audio frame. 
... aphaser           A->A       Add a phasing effect to the audio. 
TSC aphaseshift       A->A       Apply phase shifting to input audio. 
TSC apsyclip          A->A       Audio Psychoacoustic Clipper. 
... apulsator         A->A       Audio pulsator. 
..C arealtime         A->A       Slow down filtering to match realtime. 
... aresample         A->A       Resample audio data. 
... areverse          A->A       Reverse an audio clip. 
TSC arnndn            A->A       Reduce noise from speech using Recurrent Neural Networks. 
... asdr              AA->A      Measure Audio Signal-to-Distortion Ratio. 
... asegment          A->N       Segment audio stream. 
... aselect           A->N       Select audio frames to pass in output. 
... asendcmd          A->A       Send commands to filters. 
... asetnsamples      A->A       Set the number of samples for each output audio frames. 
... asetpts           A->A       Set PTS for the output audio frame. 
... asetrate          A->A       Change the sample rate without altering the data. 
... asettb            A->A       Set timebase for the audio output link. 
... ashowinfo         A->A       Show textual information for each audio frame. 
T.. asidedata         A->A       Manipulate audio frame side data. 
TSC asoftclip         A->A       Audio Soft Clipper. 
.S. aspectralstats    A->A       Show frequency domain statistics about audio frames. 
... asplit            A->N       Pass on the audio input to N audio outputs. 
.S. astats            A->A       Show time domain statistics about audio frames. 
..C astreamselect     N->N       Select audio streams 
TSC asubboost         A->A       Boost subwoofer frequencies. 
TSC asubcut           A->A       Cut subwoofer frequencies. 
TSC asupercut         A->A       Cut super frequencies. 
TSC asuperpass        A->A       Apply high order Butterworth band-pass filter. 
TSC asuperstop        A->A       Apply high order Butterworth band-stop filter. 
..C atempo            A->A       Adjust audio tempo. 
TSC atilt             A->A       Apply spectral tilt to audio. 
... atrim             A->A       Pick one continuous section from the input, drop the rest. 
... axcorrelate       AA->A      Cross-correlate two audio streams. 
TSC bandpass          A->A       Apply a two-pole Butterworth band-pass filter. 
TSC bandreject        A->A       Apply a two-pole Butterworth band-reject filter. 
TSC bass              A->A       Boost or cut lower frequencies. 
TSC biquad            A->A       Apply a biquad IIR filter with the given coefficients. 
... channelmap        A->A       Remap audio channels. 
... channelsplit      A->N       Split audio into per-channel streams. 
... chorus            A->A       Add a chorus effect to the audio. 
... compand           A->A       Compress or expand audio dynamic range. 
T.C compensationdelay A->A       Audio Compensation Delay Line. 
T.C crossfeed         A->A       Apply headphone crossfeed filter. 
TSC crystalizer       A->A       Simple audio noise sharpening filter. 
T.. dcshift           A->A       Apply a DC shift to the audio. 
T.. deesser           A->A       Apply de-essing to the audio. 
T.C dialoguenhance    A->A       Audio Dialogue Enhancement. 
... drmeter           A->A       Measure audio dynamic range. 
T.C dynaudnorm        A->A       Dynamic Audio Normalizer. 
... earwax            A->A       Widen the stereo image. 
... ebur128           A->N       EBU R128 scanner. 
TSC equalizer         A->A       Apply two-pole peaking equalization (EQ) filter. 
T.C extrastereo       A->A       Increase difference between stereo audio channels. 
..C firequalizer      A->A       Finite Impulse Response Equalizer. 
... flanger           A->A       Apply a flanging effect to the audio. 
... haas              A->A       Apply Haas Stereo Enhancer. 
... hdcd              A->A       Apply High Definition Compatible Digital (HDCD) decoding. 
.S. headphone         N->A       Apply headphone binaural spatialization with HRTFs in additional streams. 
TSC highpass          A->A       Apply a high-pass filter with 3dB point frequency. 
TSC highshelf         A->A       Apply a high shelf filter. 
... join              N->A       Join multiple audio streams into multi-channel output. 
... loudnorm          A->A       EBU R128 loudness normalization 
TSC lowpass           A->A       Apply a low-pass filter with 3dB point frequency. 
TSC lowshelf          A->A       Apply a low shelf filter. 
... mcompand          A->A       Multiband Compress or expand audio dynamic range. 
... pan               A->A       Remix channels with coefficients (panning). 
... replaygain        A->A       ReplayGain scanner. 
..C sidechaincompress AA->A      Sidechain compressor. 
T.C sidechaingate     AA->A      Audio sidechain gate. 
... silencedetect     A->A       Detect silence. 
... silenceremove     A->A       Remove silence. 
T.C speechnorm        A->A       Speech Normalizer. 
T.C stereotools       A->A       Apply various stereo tools. 
T.C stereowiden       A->A       Apply stereo widening effect. 
... superequalizer    A->A       Apply 18 band equalization filter. 
.S. surround          A->A       Apply audio surround upmix filter. 
TSC tiltshelf         A->A       Apply a tilt shelf filter. 
TSC treble            A->A       Boost or cut upper frequencies. 
T.. tremolo           A->A       Apply tremolo effect. 
T.. vibrato           A->A       Apply vibrato effect. 
T.C virtualbass       A->A       Audio Virtual Bass. 
T.C volume            A->A       Change input volume. 
... volumedetect      A->A       Detect audio volume. 
... aevalsrc          |->A       Generate an audio signal generated by an expression. 
... afirsrc           |->A       Generate a FIR coefficients audio stream. 
... anoisesrc         |->A       Generate a noise audio signal. 
... anullsrc          |->A       Null audio source, return empty audio frames. 
... hilbert           |->A       Generate a Hilbert transform FIR coefficients. 
... sinc              |->A       Generate a sinc kaiser-windowed low-pass, high-pass, band-pass, or band-reject FIR coefficients. 
... sine              |->A       Generate sine wave audio signal. 
... anullsink         A->|       Do absolutely nothing with the input audio. 
... addroi            V->V       Add region of interest to frame. 
... alphaextract      V->V       Extract an alpha channel as a grayscale image component. 
T.. alphamerge        VV->V      Copy the luma value of the second input into the alpha channel of the first input. 
TSC amplify           V->V       Amplify changes between successive video frames. 
... ass               V->V       Render ASS subtitles onto input video using the libass library. 
TSC atadenoise        V->V       Apply an Adaptive Temporal Averaging Denoiser. 
T.C avgblur           V->V       Apply Average Blur filter. 
T.C bbox              V->V       Compute bounding box for each frame. 
... bench             V->V       Benchmark part of a filtergraph. 
TSC bilateral         V->V       Apply Bilateral filter. 
T.. bitplanenoise     V->V       Measure bit plane noise. 
.S. blackdetect       V->V       Detect video intervals that are (almost) black. 
... blackframe        V->V       Detect frames that are (almost) black. 
TSC blend             VV->V      Blend two video frames into each other. 
... blockdetect       V->V       Blockdetect filter. 
... blurdetect        V->V       Blurdetect filter. 
TS. bm3d              N->V       Block-Matching 3D denoiser. 
T.. boxblur           V->V       Blur the input. 
TS. bwdif             V->V       Deinterlace the input image. 
TSC cas               V->V       Contrast Adaptive Sharpen. 
TSC chromahold        V->V       Turns a certain color range into gray. 
TSC chromakey         V->V       Turns a certain color into transparency. Operates on YUV colors. 
TSC chromanr          V->V       Reduce chrominance noise. 
TSC chromashift       V->V       Shift chroma. 
... ciescope          V->V       Video CIE scope. 
T.. codecview         V->V       Visualize information about some codecs. 
TSC colorbalance      V->V       Adjust the color balance. 
TSC colorchannelmixer V->V       Adjust colors by mixing color channels. 
TSC colorcontrast     V->V       Adjust color contrast between RGB components. 
TSC colorcorrect      V->V       Adjust color white balance selectively for blacks and whites. 
TSC colorize          V->V       Overlay a solid color on the video stream. 
TSC colorkey          V->V       Turns a certain color into transparency. Operates on RGB colors. 
TSC colorhold         V->V       Turns a certain color range into gray. Operates on RGB colors. 
TSC colorlevels       V->V       Adjust the color levels. 
TSC colormap          VVV->V     Apply custom Color Maps to video stream. 
TS. colormatrix       V->V       Convert color matrix. 
TS. colorspace        V->V       Convert between colorspaces. 
TSC colortemperature  V->V       Adjust color temperature of video. 
TSC convolution       V->V       Apply convolution filter. 
TS. convolve          VV->V      Convolve first video stream with second video stream. 
... copy              V->V       Copy the input video unchanged to the output. 
... cover_rect        V->V       Find and cover a user specified object. 
..C crop              V->V       Crop the input video. 
T.. cropdetect        V->V       Auto-detect crop size. 
... cue               V->V       Delay filtering to match a cue. 
TSC curves            V->V       Adjust components curves. 
.SC datascope         V->V       Video data analysis. 
T.C dblur             V->V       Apply Directional Blur filter. 
TS. dctdnoiz          V->V       Denoise frames using 2D DCT. 
TSC deband            V->V       Debands video. 
T.C deblock           V->V       Deblock video. 
... decimate          N->V       Decimate frames (post field matching filter). 
TS. deconvolve        VV->V      Deconvolve first video stream with second video stream. 
TS. dedot             V->V       Reduce cross-luminance and cross-color. 
TSC deflate           V->V       Apply deflate effect. 
... deflicker         V->V       Remove temporal frame luminance variations. 
... dejudder          V->V       Remove judder produced by pullup. 
T.. delogo            V->V       Remove logo from input video. 
T.. derain            V->V       Apply derain filter to the input. 
... deshake           V->V       Stabilize shaky video. 
TSC despill           V->V       Despill video. 
... detelecine        V->V       Apply an inverse telecine pattern. 
TSC dilation          V->V       Apply dilation effect. 
T.. displace          VVV->V     Displace pixels. 
... dnn_classify      V->V       Apply DNN classify filter to the input. 
... dnn_detect        V->V       Apply DNN detect filter to the input. 
... dnn_processing    V->V       Apply DNN processing filter to the input. 
.S. doubleweave       V->V       Weave input video fields into double number of frames. 
T.C drawbox           V->V       Draw a colored box on the input video. 
... drawgraph         V->V       Draw a graph using input video metadata. 
T.C drawgrid          V->V       Draw a colored grid on the input video. 
T.C drawtext          V->V       Draw text on top of video frames using libfreetype library. 
T.. edgedetect        V->V       Detect and draw edge. 
... elbg              V->V       Apply posterize effect, using the ELBG algorithm. 
T.. entropy           V->V       Measure video frames entropy. 
.S. epx               V->V       Scale the input using EPX algorithm. 
T.C eq                V->V       Adjust brightness, contrast, gamma, and saturation. 
TSC erosion           V->V       Apply erosion effect. 
TSC estdif            V->V       Apply Edge Slope Tracing deinterlace. 
TSC exposure          V->V       Adjust exposure of the video stream. 
... extractplanes     V->N       Extract planes as grayscale frames. 
TS. fade              V->V       Fade in/out input video. 
..C feedback          VV->VV     Apply feedback video filter. 
TSC fftdnoiz          V->V       Denoise frames using 3D FFT. 
TS. fftfilt           V->V       Apply arbitrary expressions to pixels in frequency domain. 
... field             V->V       Extract a field from the input video. 
... fieldhint         V->V       Field matching using hints. 
... fieldmatch        N->V       Field matching for inverse telecine. 
T.. fieldorder        V->V       Set the field order. 
T.C fillborders       V->V       Fill borders of the input video. 
... find_rect         V->V       Find a user specified object. 
T.. floodfill         V->V       Fill area with same color with another color. 
... format            V->V       Convert the input video to one of the specified pixel formats. 
... fps               V->V       Force constant framerate. 
... framepack         VV->V      Generate a frame packed stereoscopic video. 
.S. framerate         V->V       Upsamples or downsamples progressive source between specified frame rates. 
T.. framestep         V->V       Select one frame every N frames. 
... freezedetect      V->V       Detects frozen video input. 
... freezeframes      VV->V      Freeze video frames. 
T.. fspp              V->V       Apply Fast Simple Post-processing filter. 
TSC gblur             V->V       Apply Gaussian Blur filter. 
TS. geq               V->V       Apply generic equation to each pixel. 
T.. gradfun           V->V       Debands video quickly using gradients. 
... graphmonitor      V->V       Show various filtergraph stats. 
TS. grayworld         V->V       Adjust white balance using LAB gray world algorithm 
TS. greyedge          V->V       Estimates scene illumination by grey edge assumption. 
TSC guided            N->V       Apply Guided filter. 
TSC haldclut          VV->V      Adjust colors using a Hald CLUT. 
TS. hflip             V->V       Horizontally flip the input video. 
T.. histeq            V->V       Apply global color histogram equalization. 
... histogram         V->V       Compute and draw a histogram. 
TSC hqdn3d            V->V       Apply a High Quality 3D Denoiser. 
.S. hqx               V->V       Scale the input by 2, 3 or 4 using the hq*x magnification algorithm. 
.S. hstack            N->V       Stack video inputs horizontally. 
TSC hsvhold           V->V       Turns a certain HSV range into gray. 
TSC hsvkey            V->V       Turns a certain HSV range into transparency. Operates on YUV colors. 
T.C hue               V->V       Adjust the hue and saturation of the input video. 
TSC huesaturation     V->V       Apply hue-saturation-intensity adjustments. 
... hwdownload        V->V       Download a hardware frame to a normal frame 
... hwmap             V->V       Map hardware frames 
... hwupload          V->V       Upload a normal frame to a hardware frame 
T.. hysteresis        VV->V      Grow first stream into second stream by connecting components. 
TS. identity          VV->V      Calculate the Identity between two video streams. 
... idet              V->V       Interlace detect Filter. 
T.C il                V->V       Deinterleave or interleave fields. 
TSC inflate           V->V       Apply inflate effect. 
... interlace         V->V       Convert progressive video into interlaced. 
... interleave        N->V       Temporally interleave video inputs. 
... kerndeint         V->V       Apply kernel deinterlacing to the input. 
TSC kirsch            V->V       Apply kirsch operator. 
TSC lagfun            V->V       Slowly update darker pixels. 
T.. latency           V->V       Report video filtering latency. 
TSC lenscorrection    V->V       Rectify the image by correcting for lens distortion. 
TSC limitdiff         N->V       Apply filtering with limiting difference. 
TSC limiter           V->V       Limit pixels components to the specified range. 
... loop              V->V       Loop video frames. 
TSC lumakey           V->V       Turns a certain luma into transparency. 
TSC lut               V->V       Compute and apply a lookup table to the RGB/YUV input video. 
TSC lut1d             V->V       Adjust colors using a 1D LUT. 
TSC lut2              VV->V      Compute and apply a lookup table from two video inputs. 
TSC lut3d             V->V       Adjust colors using a 3D LUT. 
TSC lutrgb            V->V       Compute and apply a lookup table to the RGB input video. 
TSC lutyuv            V->V       Compute and apply a lookup table to the YUV input video. 
TSC maskedclamp       VVV->V     Clamp first stream with second stream and third stream. 
TSC maskedmax         VVV->V     Apply filtering with maximum difference of two streams. 
TSC maskedmerge       VVV->V     Merge first stream with second stream using third stream as mask. 
TSC maskedmin         VVV->V     Apply filtering with minimum difference of two streams. 
TSC maskedthreshold   VV->V      Pick pixels comparing absolute difference of two streams with threshold. 
TSC maskfun           V->V       Create Mask. 
TSC median            V->V       Apply Median filter. 
... mergeplanes       N->V       Merge planes. 
... mestimate         V->V       Generate motion vectors. 
T.. metadata          V->V       Manipulate video frame metadata. 
T.. midequalizer      VV->V      Apply Midway Equalization. 
... minterpolate      V->V       Frame rate conversion using Motion Interpolation. 
TSC mix               N->V       Mix video inputs. 
TSC monochrome        V->V       Convert video to gray using custom color filter. 
T.C morpho            VV->V      Apply Morphological filter. 
... mpdecimate        V->V       Remove near-duplicate frames. 
TS. msad              VV->V      Calculate the MSAD between two video streams. 
TSC multiply          VV->V      Multiply first video stream with second video stream. 
TSC negate            V->V       Negate input video. 
TS. nlmeans           V->V       Non-local means denoiser. 
TSC nnedi             V->V       Apply neural network edge directed interpolation intra-only deinterlacer. 
... noformat          V->V       Force libavfilter not to use any of the specified pixel formats for the input to the next filter. 
TS. noise             V->V       Add noise. 
T.C normalize         V->V       Normalize RGB video. 
... null              V->V       Pass the source unchanged to the output. 
T.C oscilloscope      V->V       2D Video Oscilloscope. 
TSC overlay           VV->V      Overlay a video source on top of the input. 
T.. owdenoise         V->V       Denoise using wavelets. 
... pad               V->V       Pad the input video. 
... palettegen        V->V       Find the optimal palette for a given stream. 
... paletteuse        VV->V      Use a palette to downsample an input video stream. 
T.C perms             V->V       Set permissions for the output video frame. 
TS. perspective       V->V       Correct the perspective of video. 
T.C phase             V->V       Phase shift fields. 
... photosensitivity  V->V       Filter out photosensitive epilepsy seizure-inducing flashes. 
... pixdesctest       V->V       Test pixel format definitions. 
TSC pixelize          V->V       Pixelize video. 
T.C pixscope          V->V       Pixel data analysis. 
T.C pp                V->V       Filter video using libpostproc. 
T.. pp7               V->V       Apply Postprocessing 7 filter. 
TS. premultiply       N->V       PreMultiply first stream with first plane of second stream. 
TSC prewitt           V->V       Apply prewitt operator. 
TSC pseudocolor       V->V       Make pseudocolored video frames. 
TS. psnr              VV->V      Calculate the PSNR between two video streams. 
... pullup            V->V       Pullup from field sequence to frames. 
T.. qp                V->V       Change video quantization parameters. 
... random            V->V       Return random frames. 
TSC readeia608        V->V       Read EIA-608 Closed Caption codes from input video and write them to frame metadata. 
... readvitc          V->V       Read vertical interval timecode and write it to frame metadata. 
..C realtime          V->V       Slow down filtering to match realtime. 
.S. remap             VVV->V     Remap pixels. 
TS. removegrain       V->V       Remove grain. 
T.. removelogo        V->V       Remove a TV logo based on a mask image. 
... repeatfields      V->V       Hard repeat fields based on MPEG repeat field flag. 
... reverse           V->V       Reverse a clip. 
TSC rgbashift         V->V       Shift RGBA. 
TSC roberts           V->V       Apply roberts cross operator. 
TSC rotate            V->V       Rotate the input image. 
T.. sab               V->V       Apply shape adaptive blur. 
..C scale             V->V       Scale the input video size and/or convert the image format. 
..C scale2ref         VV->VV     Scale the input video size and/or convert the image format to the given reference. 
... scdet             V->V       Detect video scene change 
TSC scharr            V->V       Apply scharr operator. 
TSC scroll            V->V       Scroll input video. 
... segment           V->N       Segment video stream. 
... select            V->N       Select video frames to pass in output. 
TS. selectivecolor    V->V       Apply CMYK adjustments to specific color ranges. 
... sendcmd           V->V       Send commands to filters. 
... separatefields    V->V       Split input video frames into fields. 
... setdar            V->V       Set the frame display aspect ratio. 
... setfield          V->V       Force field for the output video frame. 
... setparams         V->V       Force field, or color property for the output video frame. 
... setpts            V->V       Set PTS for the output video frame. 
... setrange          V->V       Force color range for the output video frame. 
... setsar            V->V       Set the pixel sample aspect ratio. 
... settb             V->V       Set timebase for the video output link. 
TSC shear             V->V       Shear transform the input image. 
... showinfo          V->V       Show textual information for each video frame. 
... showpalette       V->V       Display frame palette. 
T.. shuffleframes     V->V       Shuffle video frames. 
TS. shufflepixels     V->V       Shuffle video pixels. 
T.. shuffleplanes     V->V       Shuffle video planes. 
T.. sidedata          V->V       Manipulate video frame side data. 
.S. signalstats       V->V       Generate statistics from video analysis. 
... signature         N->V       Calculate the MPEG-7 video signature 
... siti              V->V       Calculate spatial information (SI) and temporal information (TI). 
T.. smartblur         V->V       Blur the input video without impacting the outlines. 
TSC sobel             V->V       Apply sobel operator. 
... split             V->N       Pass on the input to N video outputs. 
T.C spp               V->V       Apply a simple post processing filter. 
... sr                V->V       Apply DNN-based image super resolution to the input. 
TS. ssim              VV->V      Calculate the SSIM between two video streams. 
.S. stereo3d          V->V       Convert video stereoscopic 3D view. 
..C streamselect      N->N       Select video streams 
... subtitles         V->V       Render text subtitles onto input video using the libass library. 
.S. super2xsai        V->V       Scale the input by 2x using the Super2xSaI pixel art algorithm. 
T.C swaprect          V->V       Swap 2 rectangular objects in video. 
T.. swapuv            V->V       Swap U and V components. 
TSC tblend            V->V       Blend successive frames. 
... telecine          V->V       Apply a telecine pattern. 
... thistogram        V->V       Compute and draw a temporal histogram. 
TSC threshold         VVVV->V    Threshold first video stream using other video streams. 
T.. thumbnail         V->V       Select the most representative frame in a given sequence of consecutive frames. 
... tile              V->V       Tile several successive frames together. 
... tinterlace        V->V       Perform temporal field interlacing. 
TSC tlut2             V->V       Compute and apply a lookup table from two successive frames. 
TSC tmedian           V->V       Pick median pixels from successive frames. 
T.. tmidequalizer     V->V       Apply Temporal Midway Equalization. 
TSC tmix              V->V       Mix successive video frames. 
.S. tonemap           V->V       Conversion to/from different dynamic ranges. 
... tpad              V->V       Temporarily pad video frames. 
.S. transpose         V->V       Transpose input video. 
... trim              V->V       Pick one continuous section from the input, drop the rest. 
TS. unpremultiply     N->V       UnPreMultiply first stream with first plane of second stream. 
TS. unsharp           V->V       Sharpen or blur the input video. 
... untile            V->V       Untile a frame into a sequence of frames. 
.SC v360              V->V       Convert 360 projection of video. 
T.. vaguedenoiser     V->V       Apply a Wavelet based Denoiser. 
TSC varblur           VV->V      Apply Variable Blur filter. 
..C vectorscope       V->V       Video vectorscope. 
T.. vflip             V->V       Flip the input video vertically. 
... vfrdet            V->V       Variable frame rate detect filter. 
TSC vibrance          V->V       Boost or alter saturation. 
TS. vif               VV->V      Calculate the VIF between two video streams. 
T.. vignette          V->V       Make or reverse a vignette effect. 
... vmafmotion        V->V       Calculate the VMAF Motion score. 
.S. vstack            N->V       Stack video inputs vertically. 
TSC w3fdif            V->V       Apply Martin Weston three field deinterlace. 
.SC waveform          V->V       Video waveform monitor. 
.S. weave             V->V       Weave input video fields into frames. 
.S. xbr               V->V       Scale the input using xBR algorithm. 
TS. xcorrelate        VV->V      Cross-correlate first video stream with second video stream. 
.S. xfade             VV->V      Cross fade one video with another video. 
TSC xmedian           N->V       Pick median pixels from several video inputs. 
.S. xstack            N->V       Stack video inputs into custom layout. 
TS. yadif             V->V       Deinterlace the input image. 
TSC yaepblur          V->V       Yet another edge preserving blur filter. 
... zoompan           V->V       Apply Zoom & Pan effect. 
... allrgb            |->V       Generate all RGB colors. 
... allyuv            |->V       Generate all yuv colors. 
... cellauto          |->V       Create pattern generated by an elementary cellular automaton. 
..C color             |->V       Provide an uniformly colored input. 
... colorchart        |->V       Generate color checker chart. 
... colorspectrum     |->V       Generate colors spectrum. 
.S. gradients         |->V       Draw a gradients. 
... haldclutsrc       |->V       Provide an identity Hald CLUT. 
... life              |->V       Create life. 
... mandelbrot        |->V       Render a Mandelbrot fractal. 
... mptestsrc         |->V       Generate various test pattern. 
... nullsrc           |->V       Null video source, return unprocessed video frames. 
... pal75bars         |->V       Generate PAL 75% color bars. 
... pal100bars        |->V       Generate PAL 100% color bars. 
... rgbtestsrc        |->V       Generate RGB test pattern. 
.S. sierpinski        |->V       Render a Sierpinski fractal. 
... smptebars         |->V       Generate SMPTE color bars. 
... smptehdbars       |->V       Generate SMPTE HD color bars. 
... testsrc           |->V       Generate test pattern. 
... testsrc2          |->V       Generate another test pattern. 
... yuvtestsrc        |->V       Generate YUV test pattern. 
... nullsink          V->|       Do absolutely nothing with the input video. 
... abitscope         A->V       Convert input audio to audio bit scope video output. 
... adrawgraph        A->V       Draw a graph using input audio metadata. 
... agraphmonitor     A->V       Show various filtergraph stats. 
... ahistogram        A->V       Convert input audio to histogram video output. 
... aphasemeter       A->N       Convert input audio to phase meter video output. 
.SC avectorscope      A->V       Convert input audio to vectorscope video output. 
..C concat            N->N       Concatenate audio and video streams. 
... showcqt           A->V       Convert input audio to a CQT (Constant/Clamped Q Transform) spectrum video output. 
... showfreqs         A->V       Convert input audio to a frequencies video output. 
.S. showspatial       A->V       Convert input audio to a spatial video output. 
.S. showspectrum      A->V       Convert input audio to a spectrum video output. 
.S. showspectrumpic   A->V       Convert input audio to a spectrum video output single picture. 
... showvolume        A->V       Convert input audio volume to video output. 
... showwaves         A->V       Convert input audio to a video output. 
... showwavespic      A->V       Convert input audio to a video output single picture. 
... spectrumsynth     VV->A      Convert input spectrum videos to audio output. 
... avsynctest        |->AV      Generate an Audio Video Sync Test. 
..C amovie            |->N       Read audio from a movie source. 
..C movie             |->N       Read from a movie source. 
... afifo             A->A       Buffer input frames and send them when they are requested. 
... fifo              V->V       Buffer input images and send them when they are requested. 
... abuffer           |->A       Buffer audio frames, and make them accessible to the filterchain. 
... buffer            |->V       Buffer video frames, and make them accessible to the filterchain. 
... abuffersink       A->|       Buffer audio frames, and make them available to the end of the filter graph. 
... buffersink        V->|       Buffer video frames, and make them available to the end of the filter graph. 
