acopy - FFmpeg 7.1 / Filters / Audio

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FFmpeg 7.1

Version Matrix Source

7.1

Filters

Audio

... aap acompressor acontrast acopy acrossfade acrossover acrusher acue adeclick adeclip adecorrelate adelay adenorm aderivative aintegral adrc adynamicequalizer adynamicsmooth aecho aemphasis aeval aexciter afade afftdn afftfilt afir aformat afreqshift afwtdn agate aiir alimiter allpass aloop amerge amix amultiply anequalizer anlmdn anlmf anlms anull apad aphaser aphaseshift apsnr apsyclip apulsator aresample areverse arls arnndn asdr asetnsamples asetrate ashowinfo asisdr asoftclip aspectralstats asr astats asubboost asubcut asupercut asuperpass asuperstop atempo atilt atrim axcorrelate bandpass bandreject bass lowshelf biquad bs2b channelmap channelsplit chorus compand compensationdelay crossfeed crystalizer dcshift deesser dialoguenhance drmeter dynaudnorm earwax equalizer extrastereo firequalizer flanger haas hdcd headphone highpass join ladspa loudnorm lowpass lv2 mcompand pan replaygain resample rubberband sidechaincompress sidechaingate silencedetect silenceremove sofalizer speechnorm stereotools stereowiden superequalizer surround tiltshelf treble highshelf tremolo vibrato virtualbass volume volumedetect Show All

OpenCL Video

... avgblur_opencl boxblur_opencl colorkey_opencl convolution_opencl erosion_opencl deshake_opencl dilation_opencl nlmeans_opencl overlay_opencl pad_opencl prewitt_opencl program_opencl remap_opencl roberts_opencl sobel_opencl tonemap_opencl unsharp_opencl xfade_opencl Show All

QSV Video

... hstack_qsv vstack_qsv xstack_qsv Show All

VAAPI Video

... overlay_vaapi tonemap_vaapi hstack_vaapi vstack_vaapi xstack_vaapi pad_vaapi drawbox_vaapi Show All

Video

... addroi alphaextract alphamerge amplify ass atadenoise avgblur backgroundkey bbox bilateral bilateral_cuda bitplanenoise blackdetect blackframe blend blockdetect blurdetect bm3d boxblur bwdif bwdif_cuda ccrepack cas chromahold chromakey chromakey_cuda chromanr chromashift ciescope codecview colorbalance colorcontrast colorcorrect colorchannelmixer colorize colorkey colorhold colorlevels colormap colormatrix colorspace colorspace_cuda colortemperature convolution convolve copy coreimage corr cover_rect crop cropdetect cue curves datascope dblur dctdnoiz deband deblock decimate deconvolve dedot deflate deflicker dejudder delogo derain deshake despill detelecine dilation displace dnn_classify dnn_detect dnn_processing drawbox drawgraph drawgrid drawtext edgedetect elbg entropy epx eq erosion estdif exposure extractplanes fade feedback fftdnoiz fftfilt field fieldhint fieldmatch fieldorder fillborders find_rect floodfill format fps framepack framerate framestep freezedetect freezeframes frei0r fspp fsync gblur geq gradfun graphmonitor grayworld greyedge guided haldclut hflip histeq histogram hqdn3d hwdownload hwmap hwupload hwupload_cuda hqx hstack hsvhold hsvkey hue huesaturation hysteresis iccdetect iccgen identity idet il inflate interlace kerndeint kirsch lagfun lenscorrection lensfun libplacebo libvmaf libvmaf_cuda limitdiff limiter loop lut1d lut3d lumakey lut lutrgb lutyuv lut2 tlut2 maskedclamp maskedmax maskedmerge maskedmin maskedthreshold maskfun mcdeint median mergeplanes mestimate midequalizer minterpolate mix monochrome morpho mpdecimate msad multiply negate nlmeans nnedi noformat noise normalize null ocr ocv oscilloscope overlay overlay_cuda owdenoise pad palettegen paletteuse perspective phase photosensitivity pixdesctest pixelize pixscope pp pp7 premultiply prewitt pseudocolor psnr pullup qp qrencode quirc random readeia608 readvitc remap removegrain removelogo repeatfields reverse rgbashift roberts rotate sab scale scale_cuda scale_npp scale2ref_npp scale_vt scharr scroll scdet selectivecolor separatefields setdar setsar setfield setparams sharpen_npp shear showinfo showpalette shuffleframes shufflepixels shuffleplanes signalstats signature siti smartblur sobel spp sr ssim stereo3d streamselect astreamselect subtitles super2xsai swaprect swapuv tblend telecine thistogram threshold thumbnail tile tiltandshift tinterlace tmedian tmidequalizer tmix tonemap tpad transpose transpose_npp trim unpremultiply unsharp untile uspp v360 vaguedenoiser varblur vectorscope vidstabdetect vidstabtransform vflip vfrdet vibrance vif vignette vmafmotion vstack w3fdif waveform weave doubleweave xbr xcorrelate xfade xmedian xpsnr xstack yadif yadif_cuda yaepblur zoompan zscale Show All

Vulkan Video

... avgblur_vulkan blend_vulkan bwdif_vulkan chromaber_vulkan color_vulkan vflip_vulkan hflip_vulkan flip_vulkan gblur_vulkan nlmeans_vulkan overlay_vulkan transpose_vt transpose_vulkan Show All

Sinks

Audio

... abuffersink anullsink Show All

Video

... buffersink nullsink Show All

Sources

Audio

... abuffer aevalsrc afdelaysrc afireqsrc afirsrc anullsrc flite anoisesrc hilbert sinc sine Show All

Multimedia

... a3dscope abitscope adrawgraph agraphmonitor ahistogram aphasemeter avectorscope bench abench concat ebur128 interleave ainterleave latency alatency metadata ametadata perms aperms realtime arealtime segment asegment select aselect sendcmd asendcmd setpts asetpts setrange settb asettb showcqt showcwt showfreqs showspatial showspectrum showspectrumpic showvolume showwaves showwavespic sidedata asidedata spectrumsynth split asplit zmq azmq amovie avsynctest movie Show All

Video

... buffer cellauto coreimagesrc ddagrab gradients mandelbrot mptestsrc frei0r_src life perlin qrencodesrc allrgb allyuv color colorchart colorspectrum haldclutsrc nullsrc pal75bars pal100bars rgbtestsrc smptebars smptehdbars testsrc testsrc2 yuvtestsrc openclsrc sierpinski zoneplate Show All

Other Vers.

7.0.2 6.1.2 6.0.1 5.1.6 5.0.3 4.4.5 4.3.8 4.2.10 4.1.11 4.0.6 3.4.13 3.3.9 3.2.19 3.1.11 3.0.12 2.8.22 2.7.7 2.6.9 2.5.11 2.4.14 2.3.6 2.2.16 2.1.8 2.0.7 1.2.12 1.1.16 1.0.10 0.11.5 0.10.16 0.9.4 0.8.15 0.7.17

7.1 ❭ Filters ❭ Audio ❭ acopy

Since^* 3.4

Copy the input audio source unchanged to the output. This is mainly useful for testing purposes.