Nada faya-fayan VHS daga rarrabawar GNU / Linux

da Rikodi na VHS (VCRs) Ba za su kasance har abada ba, kuma kaset ɗin VHS ba za su dawwama ba, don haka da kaɗan kaɗan zai zama da wuya a adana duk bidiyonmu a wannan tsohon tsarin. Idan game da fina-finai ne, wataƙila an riga an sake tsara su kuma an sanya su a lamba, don haka za mu same su a cikin tsari kamar DVD, BD, da sauransu. Amma ba za mu sami duk bidiyoyin a dijital ba, wannan batun rikodin gidanmu ne.

Saboda haka, idan kuna da rikodin bidiyo na VHS akan TV ɗinku, zai fi kyau ku fara da wuri-wuri maida shi zuwa tsarin dijital don samun damar adana shi ta hanya mafi ɗorewa da aminci, hana asarar waɗannan bidiyon lokacin da ba za mu iya samun VCRs ba, har ma da na biyu. Kuma tsarin ya fi sauƙi fiye da yadda kuke tsammani, kuma ana iya yin shi desde Linux...

1-Ana buƙatar Hardware:

Abu na farko shine a sami VCR ko VCR don kunna kaset ɗin VHS. A cikin kwamfutar da muke amfani da ita don canzawa, zai zama mahimmin mahimmanci mai mahimmanci, a katin bidiyo. Idan kayi amfani da kwamfutar tafi-da-gidanka zaka same su a waje kuma idan kayi amfani da tebur, da alama ka fi son wasu PCI.

Zaɓi katin da ya dace da Linux, ma'ana, akwai direbobin kernel kyauta. Wannan ya kasance ciwon kai, amma a zamanin yau sanannen abu ne cewa sanannen sananne yana da tallafi don Linux (Hauppauge, Avermedia, ...). Yana yiwuwa idan kayi amfani da distro kyauta na 100% zaka sami matsala idan ka girka wasu kundayen Codec da takamaiman firmware kamar ivTV-firmware.

Da zarar an shigar da katin kama bidiyo, dole ne ya sami haɗin RCA don samun damar haɗa shi ta hanyar RCA kebul zuwa VCR, komai a shirye yake don fara jujjuyawar ko digitization.

2-Duba fitowar bidiyo

Da zarar komai ya haɗu kuma a shirye, ya kamata mu buɗe abun kunna bidiyo kamar VLC ko mplayer don iyawa duba fitowar bidiyo cewa mun haɗa da shigarwar mai rikodin bidiyo ana kama shi daidai. In ba haka ba zai zama dole a girka direbobi daidai ko kunshin da na riga na ambata a sama. A ka'ida kada a sami matsala, komai ya zama daidai kuma kuna iya ganin bidiyon da ke kunna VCR.

Hakanan yakamata ku girka wasu fakiti na asali kamar ffmpeg da v4l-kayan aiki don aiki tare da siginar bidiyo ... Kuma saita shi don karɓar shigarwar RCA (idan kuna da coaxial ko S-bidiyo na USB dole ne ku canza wannan matakin):

v4l2-ctl -i 2

3-Fara digitizing

para fara rikodi abin da ya zo mana ta hanyar na'urar ɗaukar bidiyo, zamu iya amfani da shirye-shirye daban-daban, kodayake kyakkyawan zaɓi don wannan shine amfani da mplayer kai tsaye don ɗauka daga na'urar kama mu, a cikin yanayinmu / dev / video0:

mplayer -cache 8192 /dev/video0 -dumpstream -dumpfile mi_video.mp4

Kuma da wannan zamu sami dijital bidiyo ake kira my_video.mp. Af, tabbata cewa an sake dawo da bidiyon daidai ko kawai zaku ɗauki bidiyon ne kawai ...


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  1.   Tecprog Duniya m

    Mai kirki, na gode sosai da kuka raba wannan shigar, a nawa bangare saboda shi ne rubutu na farko da na bita kan yadda ake adana wadancan kaset din; A nan muna da kaset daga shekarar 1998 kuma ina da lokacin iyali a ciki, maimakon wannan matakin na farko na ji daɗin yin wannan matakin kuma komai yana tafiya daidai, na gode! 😀

  2.   gmolleda m

    Na gode sosai da labarin, akwai da yawa da ke yin mamaki game da wannan tambayar kuma yana iya zama hanya mai kyau don samun tagomashi ko samun ɗan kuɗi.
    Ina ganin ci gaba ga labarin kamar yadda zai kasance a ƙarshe amfani da tsarin matsewa na zamani don rage girman ba tare da rasa inganci ba: h.265 na zamani ko HEVC.
    Na sami wurihttps://trac.ffmpeg.org/wiki/Encode/H.265) inda suka yi bayanin yadda ake damfara a cikin wannan kododin amma aac audio ba shi da shi ta tsoho LinuxMint 18 ko Ubuntu 16.04 don haka dole ne in sabunta da:
    sudo add-apt-repository ppa: jonathonf / ffmpeg-3
    sudo apt update && sudo apt haɓakawa

    Umurnin shine:
    ffmpeg -i sourcefile -c: v libx265 -crf 28 -c: aac -b: wani sabon salo na 128k.mp4

    Na yi amfani da wannan duka don aika kaset ɗin minidv daga camcorder zuwa kwamfutar ta hanyar firewire kuma awa ɗaya da ta ɗauki ɗanyen gigabytes 12 ta bar ni a megabytes 300.
    Idan anyi shi tare da fayiloli da yawa a lokaci guda sannan a madauki:
    domin ina cikin / hanyar_ hanya / *; yi ffmpeg -i "$ i" -c: v libx265 -crf 28 -c: aac -b: a 128k "$ {i%. *}. mp4"; yi

    Tiu ĉi waɗannan io.

    1.    na sani m

      gmolleda tambaya Ina kokarin kama kyamarar kyamarar hoto daga tsohuwar kyamarar bidiyo amma ban san yadda zan yi ba kafin in iya kama ta da kino sannan kuma tare da kdenlive amma yanzu kino kamar ba ta nan kuma kdenlive ba shi da zaɓi kuma ya ce a yi shi ɗaya tare da dvgrab amma ba ya aiki, yana ba da kuskure kuma ban san abin da zan yi ba. Ina godiya da taimakon ku.