Editing FFmpeg (section)

== Supported filters ==

FFmpeg supports, among others, the following filters.<ref>{{cite web |url=https://ffmpeg.org/ffmpeg-filters.html |title=FFmpeg Filters |publisher=ffmpeg.org |access-date=2017-03-27 |archive-date=2017-03-28 |archive-url=https://web.archive.org/web/20170328021020/http://ffmpeg.org/ffmpeg-filters.html |url-status=live }}</ref>

=== Audio ===
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* [[Sample rate conversion|Resampling]] (aresample)
* Pass/Stop filters
** [[Low-pass filter]] (lowpass)
** [[High-pass filter]] (highpass)
** [[All-pass filter]] (allpass)
** [[Butterworth filter|Butterworth]] [[Band-pass filter]] (bandpass)
** Butterworth [[Band-stop filter]] (bandreject)
* [[Finite impulse response|Arbitrary Finite Impulse Response Filter]] (afir)
* [[Infinite impulse response|Arbitrary Infinite Impulse Response Filter]] (aiir)
* [[Equalization (audio)|Equalizer]]
** Peak Equalizer (equalizer)
** Butterworth/[[Chebyshev filter|Chebyshev Type I/Type II]] Multiband Equalizer (anequalizer)
** [[Equalization (audio)#Shelving filter|Low Shelving filter]] (bass)
** High Shelving filter (treble)
** Xbox 360 equalizer
** FIR equalizer (firequalizer)
** [[Digital biquad filter|Biquad filter]] (biquad)
* Remove/Add [[DC bias|DC offset]] (dcshift)
* [[eval|Expression evaluation]]
** [[Time domain]] expression evaluation (aeval)
** [[Frequency domain]] expression evaluation (afftfilt)
* Dynamics
** [[Limiter]] (alimiter)
** [[Dynamic range compression|Compressor]] (acompressor)
** Dynamic range expander ({{Not a typo |crystalizer}})
** [[Dynamic range compression#Side-chaining|Side-chain Compressor]] (sidechaincompress)
** [[Companding|Compander]] (compand)
** [[Noise gate]] (agate)
** Side-chain Noise gate(sidechaingate)
* Distortion
** [[Bitcrusher]] (acrusher)
* [[Emphasis (telecommunications)|Emphasis]] (aemphasis)
* Amplify/Normalizer
** Volume (volume)
** Dynamic Audio Normalizer (dynaudnorm)
** [[EBU R 128]] loudness normalizer (loudnorm)
* Modulation
** [[Amplitude modulation|Sinusoidal Amplitude Modulation]] (tremolo)
** [[Phase modulation|Sinusoidal Phase Modulation]] (vibrato)
** [[Phaser (effect)|Phaser]] (aphaser)
** [[Chorus effect|Chorus]] (chorus)
** [[Flanging|Flanger]] (flanger)
** Pulsator (apulsator)
* Echo/Reverb
** [[Echo#In music|Echo]] (aecho)
* Routing/[[Panning (audio)|Panning]]
** Stereo widening (stereowiden)
** Increase channel differences (extrastereo)
** [[Joint encoding|M/S]] to L/R (stereotools)
** Channel mapping (channelmap)
** Channel splitting (channelsplit)
** [[Panning (audio)|Channel panning]] (pan)
** Channel merging (amerge)
** Channel joining (join)<!--???-->
** for [[Headphones]]
*** Stereo to Binaural (earwax, ported from SoX)<ref>[https://web.archive.org/web/20080928130012/http://www.geocities.com/beinges/works.htm How it works] earwax.ca</ref>
*** [[Crossfeed|Bauer Stereo to Binaural]] (bs2b, via libbs2b)
*** [[Crossfeed]] (crossfeed)
*** Multi-channel to Binaural (sofalizer, requires libnetcdf)
** [[Delay (audio effect)|Delay]]
*** Delay (adelay)
*** Delay by distance (compensationdelay)
* Fade
** [[Fade (audio engineering)|Fader]] (afade)
** [[Fade (audio engineering)#Crossfading|Crossfader]] (acrossfade)
* [[Audio time stretching and pitch scaling]]
** Time stretching (atempo)
** Time-stretching and Pitch-shifting (rubberband, via librubberband)
* Editing
** [[Editing|Trim]] (atrim)
** Silence-padding (apad)
** Silence remover (silenceremove)
* Show frame/channel information
** Show frame information (ashowinfo)
** Show channel information (astats)
** Show silence ranges (silencedetect)
** Show audio volumes (volumedetect)
** [[ReplayGain]] scanner (replaygain)
* Modify frame/channel information
** Set output format (aformat)
** Set number of sample (asetnsamples)
** Set sampling rate (asetrate)
* [[Electronic mixer|Mixer]] (amix)
* [[Presentation timestamp|Synchronization]] (asyncts)
* [[High Definition Compatible Digital|HDCD]] data decoder (hdcd)
* Plugins
** [[LADSPA]] (ladspa)
** [[LV2]] (lv2)
* Do nothing ({{Not a typo |anull}})
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=== Video ===
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* Transformations
** [[Cropping (image)|Cropping]] (crop, cropdetect)
** [[Dissolve (filmmaking)|Fading]] (fade)
** [[Image scaling|Scaling]] (scale)
** Padding (pad)
** Rotation (rotate)
** Transposition (transpose)
** Others:
*** Lens correction (lenscorrection)
*** [[OpenCV]] filtering (ocv)
*** Perspective correction (perspective)
* Temporal editing
** [[Framerate interpolation|Framerate]] (fps, framerate)
** Looping (loop)
** Trimming (trim)
* [[Deinterlacing]] (bwdif, idet, kerndeint, nnedi, yadif, w3fdif)
* [[Inverse Telecine]]
* Filtering
** [[Gaussian blur|Blurring]] (boxblur, gblur, avgblur, sab, smartblur)
** [[Convolution]] filters
*** Convolution (convolution)
*** [[Edge detection]] (edgedetect)
*** [[Sobel operator|Sobel Filter]] (sobel)
*** [[Prewitt operator|Prewitt Filter]] (prewitt)
*** [[Unsharp masking]] (unsharp)
* [[Noise reduction|Denoising]] (atadenoise, bitplanenoise, dctdnoiz, owdenoise, removegrain)
* Logo removal (delogo, removelogo)
* [[Subtitle (captioning)|Subtitles]] ([[Advanced SubStation Alpha|ASS]], subtitles)
* [[Alpha compositing|Alpha]] channel editing (alphaextract, alphamerge)
* [[Chroma key|Keying]] (chromakey, colorkey, lumakey)
* Frame detection
** Black frame detection (blackdetect, blackframe)
** Thumbnail selection (thumbnail)
* Frame Blending (blend, tblend, overlay)
* [[Image stabilization|Video stabilization]] (vidstabdetect, vidstabtransform)
* Color and Level adjustments
** [[Color balance|Balance]] and levels (colorbalance, colorlevels)
** Channel mixing (colorchannelmixer)
** [[Color space]] (colorspace)
** Parametric adjustments (curves, eq)
* Histograms and visualization
** CIE Scope (ciescope)
** [[Vectorscope]] (vectorscope)
** [[Waveform monitor]] (waveform)
** [[Color histogram]] (histogram)
* Drawing
* [[Optical character recognition|OCR]]
* Quality measures
** [[Structural similarity|SSIM]] (ssim)
** [[Peak signal-to-noise ratio|PSNR]] (psnr)
* Lookup Tables
** lut, lutrgb, lutyuv, lut2, lut3d, haldclut
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==== Supported test patterns ====
* [[SMPTE color bars]] (smptebars and smptehdbars)
* [[EBU color bars]] (pal75bars and pal100bars)

==== Supported LUT formats ====
* [[Rising Sun Research|cineSpace]] LUT format
* [[List of acquisitions by Adobe|Iridas]] Cube
* [[Adobe After Effects]] 3dl
* [[DaVinci Resolve]] dat
* [[Pandora International|Pandora]] m3d