Funda ukuthi ungaguqula kanjani amavidiyo kusuka ku-terminal nge-FFmpeg

ffmpeg

Bangaki kini abangavumeli asebenzise izinhlelo ezahlukahlukene ukwazi ukuguqula amanye amafayela wakho wevidiyo uwahlele kwenye ifomethi yokuhambisana nedivayisi noma ukumane uthole isikhala esithe xaxa ngokunciphisa isisindo sayo.

Ngokwami ​​ngisebenzise izinhlelo ezahlukahlukene futhi ngithole imiphumela ehlukile, iningi labo sikhawulelwe kakhulu kuzinketho abasinikeza zona, kusukela ekwazini ukuguqulela kumafomethi athile, kuphela kuye okufanayo noma kwabanye ngezinketho eziningi ongazi ukuthi ngamunye wabo wenzani.

Kulesi senzakalo Ngithatha leli thuba ukuhlanganyela nawe ithuluzi elikhulu elinamandla kakhulu unikezwe zonke izici nezinketho elisinikeza zona futhi kulula ukuzisebenzisa.

Leli thuluzi libizwa nge-FFmpeg Njengoba ngishilo, kulula ukuyisebenzisa futhi ibhekiswe kubo bobabili abantu abanolwazi olunzulu nabasebenzisi be-novice.

FFmpeg isivumela ukurekhoda, ukuguqula nokusakaza umsindo nevidiyo, Lolu hlelo luyisoftware yamahhala, yenzelwe imvelo ye-GNU / Linux, kepha uma inikezwa ukuthandwa kwayo okukhulu ingahle ihlanganiswe ezinhlelweni eziningi zokusebenza, kufaka phakathi iWindows.

Futhi singagqamisa ukuthi lolu hlelo, iningi lonjiniyela balo nabo bavela kuphrojekthi ye-MPlayer.

Okokugcina, kufanele ngikusho lokho I-FFmpeg iyithuluzi lomugqa womyalo Ngakho-ke, ayisebenzisi noma yisiphi isikhombimsebenzisi sokuqhafaza, noma ngabe kukhona i-WinFF eyi-GUI yalokhu, ngokwami ​​ngingasho ukuthi kungcono ukufunda ukusetshenziswa kwe-FFmpeg, ngoba abaguquleli bevidiyo abaningi bayayisebenzisa njengesisekelo futhi abaningi babo bayayisekela ukungena kwemiyalo yangokwezifiso yaleli thuluzi.

Ngaphambi kokuqhubeka nokuchaza okuncane ngezinketho zakho, ngizokwabelana nawe kwifayela le- isixhumanisi esilandelayo, lapho ungabuyekeza khona amafomethi alalelwayo, amavidiyo nesithombe angasebenza naleli thuluzi, kanye nezinketho nama-codec.

Ungayifaka kanjani i-FFmpeg ku-Linux?

Okwamanje ukusatshalaliswa okuningi kwe-Linux leli thuluzi selivele lifakiwe ngokuzenzakalela, noma kukhona okumbalwa okukukhiphela ngaphandle kwezingqikithi zemitapo yolwazi ethile engawona umthombo ovulekile. Ngaphandle kokuqhubeka kokunye ngishiya imiyalo yokufakwa kwayo.

Okwe-Debian, Ubuntu kanye nokuphuma kokunye:

sudo apt-get install ffmpeg

Okwe-ArchLinux, iManjaro kanye nokuphuma kokunye:

sudo pacman -S ffmpeg

OkweFedora, iRed Hat, i-CentOS, i-OpenSUSE, kanye nokukhishwa:

sudo dnf install ffmpeg 

Ungayisebenzisa kanjani iFFmpeg?

Isinyathelo sokuqala chaza ukuthi hlobo luni lwefomethi esizoyiguqula ividiyo yethu, kanye nefomethi yomsindo, uma sifuna ividiyo ibe nesinqumo esithile, uma sifuna usayizi othile wevidiyo evelayo, i-bitrate yomsindo, i-bitrate yevidiyo, i-fps, njll.

Manje ukuqala ukusebenzisa uhlelo, kufanele sivule ukuphela, sizoqala ngokuthola ulwazi kuvidiyo esizosebenza ngayo, ngoba lokhu sisebenzisa umyalo olandelayo:

ffmpeg -i ~/Videos/video.mp4

Singakhombisa indlela yevidiyo noma simane sizibeke endaweni yokugcina ngaphezu kwefolda lapho ividiyo yethu ikhona, kimi izongikhombisa into enjengale:

Imininingwane yevidiyo ye-ffmpeg

Ngalolu lwazi singathatha amanani amaningi esingadala ngayo ividiyo yethu entsha, uma ufuna ukwandisa isixazululo, i-fps, umsindo nokunye, ungakwenza, kepha umphumela uzoba mubi.

Endabeni yami nginentshisekelo yokuguqula ividiyo ukuze ngiyisebenzise kwiseva yami ye-multimedia futhi ngiyidlale ngqo ku-Chromecast (ngoba ayikusekeli ukuguquguquka). Esimweni sakho, kufanele ubheke kancane mayelana namafomethi anconyiwe, kanye namanani wedivayisi ethile.

Elinye icala uma ungenayo intshisekelo entweni ethile bese uliguqula imiyalo imi kanje.

Guqula usuke kufomethi eyodwa uye kwenye bese uvumela i-ffpmeg ukuthi inakekele amanani afanele:

ffmpeg -i videoaconvertir videoresultante

Kukhona okufana nalokhu, isibonelo, kusuka ku-mp4 kuye ku-avi noma ku-flv kuya ku-mpeg noma ku-mkv kuya ku-avi njll.

ffmpeg -i video.mp4 nuevovideo.avi
ffmpeg -i video.flv nuevovideo.mpeg
ffmpeg -i video.mkv nuevovideo.avi

Manje Ngizokushiyela amapharamitha athile nabakwenzayo:

-qscale 0: Gcina isinqumo esifanayo

Ukushintsha ukulungiswa kwevidiyo, kulokhu kube ngu-1280 × 720

m-filter: v scale = 1280: 720 -c: ikhophi

-s 1280 × 720 -c: ikhophi

-aspect 16: 9: Uma ufuna ukushintsha isilinganiso sesici, kuleli cala 16: 9

-b: v 2600k: I-Bitrate yevidiyo kuleli cala ngo-2600

-b: ku-128k: I-Bitrate yomsindo lapha kuleli cala 128

-pass 1: Ukuguqulwa kwevidiyo kuzophela ngamaphasi amangaki (okunconyiwe kungu-2)

-c: aac: I-Codec yomsindo kuleli cala aac

-c: v libx264: Ikhodekhi yevidiyo kuleli cala h.264

-framerate 30: Ividiyo izoba nama-FPS amangaki kuleli cala 30

-I-Threads 2: Le nketho uma kungenzeka ube neprosesa enezinhlamvu ezimbili noma ngaphezulu, singakhombisa ukuthi kusetshenziswa okungaphezulu kokungu-2 ekuguqulweni kwevidiyo futhi ngaleyo ndlela kusheshise inqubo.

Kuningi engincoma ukuthi ukufunde le enye iWiki lapho echaza ngokuningiliziwe ukusetshenziswa kwecala ngalinye.

Manje kimi, njengoba ngishilo, nginentshisekelo kuChromecast yami, ngalokhu kufanele ngikubeke kanjena:

ffmpeg -i video.mp4 -pass 2 -b:a 128k -c:a aac -c:v libx264 -qscale 0 -framerate 29 -threads 2 nuevovideo.mp4

Ngaphandle kokuqhubeka, ngingasho nje ukuthi iyithuluzi elilula, kodwa linamandla amakhulu uma umuntu engena kule ndaba nangazo zonke izinketho i-FFmpeg esinikeza zona.


Amazwana ayi-5, shiya okwakho

Shiya umbono wakho

Ikheli lakho le ngeke ishicilelwe. Ezidingekayo ibhalwe nge *

*

*

  1. Unomthwalo wemfanelo ngedatha: AB Internet Networks 2008 SL
  2. Inhloso yedatha: Lawula Ugaxekile, ukuphathwa kwamazwana.
  3. Ukusemthethweni: Imvume yakho
  4. Ukuxhumana kwemininingwane: Imininingwane ngeke idluliselwe kubantu besithathu ngaphandle kwesibopho esisemthethweni.
  5. Isitoreji sedatha: Idatabase ebanjwe yi-Occentus Networks (EU)
  6. Amalungelo: Nganoma yisiphi isikhathi ungakhawulela, uthole futhi ususe imininingwane yakho.

  1.   Victor kusho

    Isifundo esihle

  2.   Umhleli kusho

    Kuhle. Iwusizo kakhulu. Bengiyidinga.

  3.   U-Enrique salgado kusho

    Kulungile !!! Ngibonga kakhulu

  4.   yeka kusho

    Umfundisi omuhle kakhulu.

    Futhi uma ufuna iWindows:
    1.- Ukulanda ku-github: https://github.com/BtbN/FFmpeg-Builds/releases
    vula uziphu uma ufuna i-GPL noma i-LGPL njll.
    2.- kopisha kusuka kufolda yokulanda uye ku-C: \, shintsha igama elide libe elifushane le- "C: \ FFMPEG-XX", lapho i-XX inguqulo
    3.- Cindezela iWindows + Pause, bese uthi ku- "Advanced system settings", bese uthi ku- "Variables Variations", bese kuqala "okuguquguqukayo komsebenzisi kweXXX", bheka ku- "PATH" bese uqhafaza ku- "PATH" bese ungeza ekugcineni njengo: "; C: \ FFMPEG-XX \ bin; C: \ FFMPEG-XX \ lib", bese kuthi "KULUNGILE" noma "YAMUKELA" bese kuthi "okuguquguqukayo kwesistimu" bese uchofoza ku- "PATH" bese ufaka ekugcineni njengo: «; C: \ FFMPEG-XX \ bin; C: \ FFMPEG-XX \ lib », bese uchofoza ku-« Kulungile »noma« Kulungile bese uma usuqedile, chofoza ku-OK bese wamukela. Ungawuqali kabusha umshini, umane uvale ikhonsoli yesiginali ye-CMD kanye nekhonsoli yesiginali ye-POWERSHELL, izoqala kabusha induduzo yodwa ngaphandle kokudinga ukuqala kabusha umshini.

    1.    yeka kusho

      Izinyathelo zokugcina zokugcina….

      bese usebenzisa amapharamitha aphuma ku-linux ekhonjwe ngenhla.

      Inhlanhla !!!

      Uma ufuna ku-1280 × 727 (720p) ngishiya imiyalo yeWindows CMD noma iPOWERSHELL:

      ffmpeg.exe -ic: \ my_folder \ video.mpg -b: a 128k -s 1280 × 720 -aspect 16: 9 -c: aac -c: v libx264 -framerate 29 c: \ my_folder \ newvideo.mp4

      noma i-1280 × 727 engaqondakali (njenge-Boeing 727!, engeza i-7 esikhundleni se- "0"), eyaziwa ngokuthi "727p" futhi sinje:

      ffmpeg.exe -ic: \ my_folder \ video.mpg -b: a 128k -s 1280 × 727 -aspect 16: 9 -c: aac -c: v libx264 -framerate 29 c: \ my_folder \ newvideo.mp4