Barka da rana
Wanda sau da yawa zazzage shirye-shiryen bidiyo zuwa kwamfuta da waya, wataƙila yana fuskantar gaskiyar cewa wasu bidiyon suna da hoton da yake jujjuyawa. Kallonta bashi da matukar dacewa. Ee, hakika, zaku iya juya allon wayar ko kwamfutar tafi-da-gidanka, amma kuma wannan ba koyaushe hanya ce ta fita ba (yadda za a juya allon kwamfutar tafi-da-gidanka: //pcpro100.info/kak-perevernut-ekran-na-monitore/).
A cikin wannan labarin, zan nuna yadda zaka iya sauri da sauƙi juya hoton kowane fayil na bidiyo ta 90, 180, 360 digiri. Don aiki, kuna buƙatar couplean shirye-shirye: VirtualDub da kunshin kodi. Don haka, bari mu fara ...
Virtualdub - Daya daga cikin mafi kyawun shirye-shirye don sarrafa fayilolin bidiyo (alal misali, zuwa bidiyon transcode, ƙuduri canji, gefuna amfanin gona, da ƙari mai yawa). Kuna iya sauke shi daga gidan yanar gizon hukuma: //www.virtualdub.org (an riga an haɗa duk matatun da ake buƙata).
Codecs: Ina bayar da shawarar ku karanta labarin - //pcpro100.info/luchshie-kodeki-dlya-video-i-audio-na-windows-7-8/. Af, idan VirtualDub ya kasa buɗe bidiyon (alal misali, "Ba a shigar da kundin adireshin DirectShow ba ..."), cire lambobin codec dinka daga tsarin kuma shigar da Kc Lite Codec Pack (lokacin saukarwa, zaɓi mafi cikakken MEGA ko FULL set) a cikin Yanke Lost na kaya . Sakamakon haka, zaku sami a cikin tsarinku duk mahimman codecs don aiki tare da bidiyo.
Yadda za a juya bidiyo a cikin VirtualDub digiri 90
Forauki misali bidiyo mafi yawanci, wanda akwai ɗaruruwan ɗari akan hanyar sadarwa. Hoton da ke samansa yana juye juye, wanda koyaushe bai dace ba.
Wani fim din da aka saba dashi ...
Da farko, gudanar da VirtualDub kuma buɗe bidiyon a ciki. Idan babu kurakurai (idan akwai - kododin sun fi yuwuwo dalilin, duba labarin a sama), saita saitunan a sashin Audio:
- Direct Stream Kwafin (kwafa na kai tsaye na waƙar ba tare da canji ba).
Bayan haka, je zuwa shafin Bidiyo:
- saita ƙimar zuwa Yanayin Gudun Cike;
- sannan ka bude shafin Mai tace (Ctrl + F - gajerun hanyoyin keyboard).
Latsa maɓallin tacewa ADD kuma manyan jerin matattara zasu buɗe a gabanku: kowanne ɗayan matatun an yi niyya ne don wani nau'in canjin hoto (murguɗa gefuna, canjin ƙuduri, da sauransu). Daga cikin duk wannan jerin, kuna buƙatar nemo wani matattara mai suna Rotate kuma ƙara dashi.
VirtualDub yakamata ya buɗe wata taga tare da saitunan wannan tace: anan, kawai zaɓi matakan digiri nawa kuke so ku juya hoton bidiyo. A halin da na fara, na juya shi digiri 90 zuwa dama.
Na gaba, kawai danna Ok kuma kalli yadda hoton ke cikin VirtualDub ya canza (taga taga an kasu kashi biyu: a farkon, an nuna hoton bidiyon na asali, a na biyu: menene zai faru da shi bayan duk canje-canje).
Idan an yi komai daidai, hoton da ke cikin taga na biyu na VirtualDub ya kamata ya juya. Sannan akwai mataki na ƙarshe: zaɓi wane codec don damfara bidiyo. Don zaɓar lambar kadon, buɗe faifan Bidiyo / matsawa (zaku iya danna maɓallin Ctrl + P).
Gabaɗaya, batun lambar kode yana da faɗi sosai. Shahararrun kwafin codecs har zuwa yau sune Xvid da Divx. Don damfara bidiyo, Ina bada shawara a dakatar da ɗayansu.
A kwamfutata akwai wani codec Xvid a ciki kuma na yanke shawarar matsa bidiyo. Don yin wannan, zaɓi wannan lambar daga jerin kuma je zuwa saitunan (Maɓallin saita).
Da kyau, a zahiri a cikin saitunan kododi mun saita bitrate na bidiyo.
Daga bitrate na Ingilishi - adadin adadin da aka yi amfani da shi don adana kashi ɗaya cikin biyu na abubuwan multimedia. A bisa al'ada al'ada ne a yi amfani da bitrate yayin auna ingancin watsa ragin data akan tashar, wato mafi girman girman tashar da zata iya wuce wannan rafi ba tare da bata lokaci ba.
An bayyana adadin kuɗi a cikin ragowa a sakan na biyu (rago / s, bps), kazalika da abubuwan da aka samo tare da prefixes kilo- (kbit / s, kbps), mega- (Mbps, Mbps), da sauransu.Source: Wikipedia
Ya rage kawai don adana bidiyo: don yin wannan, danna maɓallin F7 (ko zaɓi Fayil / Ajiye azaman AVI ... daga menu). Bayan haka, fa'idodin fayil ɗin bidiyo ya kamata farawa. Lokaci na ɓoye ya dogara da dalilai da yawa: a kan ƙarfin kwamfutarka, akan tsawon faifan, kan abin tacewa da kayi amfani da kuma waɗanne saiti ka saita, da sauransu.
Sakamakon hoton bidiyon da ke ciki za'a iya gani a ƙasa.
PS
Ee, ba shakka, akwai shirye-shirye masu sauƙi don kawai juyar da bidiyo. Amma, da kaina, Ina tsammanin yana da kyau a fahimci VirtualDub sau ɗaya kuma aiwatar da yawancin ayyukan sarrafa bidiyon a ciki, fiye da sauke da shigar da shirin daban don kowane ɗayan aiki (ta hanyar ma'amala da kowane ɗaya daban kuma ku ciyar da lokaci).
Wannan shine, sa'a ga kowa!
