A cikin 'yan shekarun nan, mafi yawan wayoyin salula na zamani waɗanda suka isa kasuwa suna ba mu damar yin rikodin bidiyo a cikin ƙimar 4K kuma yawancinsu masu amfani ne waɗanda ke amfani da wannan tsarin rikodin don su sami damar more rayuwa mafi inganci akan TV masu jituwa, yanzu sun fi arha.
Lokacin gyara bidiyo idan muna son yin juzu'i, yanke fage, juya bidiyo ... ko wani nau'in gyara, zamu sami cewa aikin yana da jinkiri sosai, saboda girman file ɗin. Sai dai idan mun samu babbar ƙungiya mai ƙarfi, ba ya ratsa tunaninmu don shiga cikin aikin gyara.
4K ƙuduri
Ya zama gama gari don neman abun ciki a cikin ingancin 4K, sunan da ke baya koma ga takamaiman kudiri ba kamar ana amfani da mu zuwa Full HD, HD, SD… 4K nomenclature yana nufin nau'ikan girman hoto waɗanda suke kusa da pixels 4000 a kwance.
A halin yanzu, akwai nau'ikan 4K ƙuduri guda biyu:
- 4K DCI, tare da ƙudurin 4096 × 2160 da aka yi amfani da shi a sinima na dijital tare da yanayin fasali 17: 9
- 4K UHDV, tare da ƙudurin 3840 × 2160 da aka yi amfani dashi a cikin telebijin na mabukaci kuma tare da yanayin rabo 16: 9.
4K ƙuduri yana iyawa Quadruple Full HD ጥራት, ana kiransa Ultra HD (UHD). A cikin wannan tsarin za mu iya samun adadi mai yawa, ba kawai fina-finai da jerin ba, har ma da wasannin bidiyo da musamman bidiyo da masu amfani ke yin rikodin tare da na'urorin hannu.
| Yanke shawara | |
|---|---|
| 4K | 3840 × 2160 |
| full HD | 1920 × 1080 |
| HD | 1280 × 720 |
| SD | 720 × 480 |
4K fasaha na iya nunawa Pixels miliyan 8 idan aka kwatanta da ƙudurin Full HD tare da pixels miliyan 2. ba ku damar ƙirƙirar manyan na'urori don jin daɗin wannan abun cikin ba tare da faɗaɗa girman pixels ba, faɗaɗawa koyaushe yana shafar ingancin hoton.
Wani tallace-tallacen da wannan ƙuduri ke ba mu shine ta hanyar miƙa mafi yawan pixels kyale mu mu ga bayanan da kyau, more launuka masu haske, haske mafi kyau, mafi kyawu. Idan muna son jin daɗin abun ciki na 4K sosai, abin da yakamata shine cewa na'urar ta dace da HDR.
HDR (High Dynamic Range), wanda aka sani a cikin Sifeniyanci a matsayin High Dynamic Range a cikin talabijin, shine wannan aikin yana samuwa a fagen daukar hoto kuma ba wani bane face biyan haske da duhun wuraren hotunan don bayar da kyakkyawan sakamako.
Ee, an riga an saka, kuna so na TV ɗinka na 4K zai ƙare maka shekaru da yawa, ya kamata kuma la'akari da sauti kamar Dolby Atmos, idan kuna son jin daɗin mafi kyawun ingancin sauti.
Shirya Bidiyo na 4K tare da VideoProc
VideoProc ba wai kawai yana ba mu damar ba shirya bidiyo 4K shima yana bamu damar yi kwafin DVD ɗinmu, manufa don adanawa a cikin tsarin dijital bidiyon da ba mu so mu rasa saboda ƙarancin lokaci, zazzage bidiyo daga yanar gizo sama da 1.000 gami da YouTube, Instagram, Facebook, Vimeo ... Bugu da kari, kuma idan hakan bai wadatar ba, hakan ma yana bamu damar rikodin allon kayan aikin mu.
VideoProc, wanda mun riga mun yi magana a kansa a lokutan baya, yana ɗaya daga cikin ƙananan aikace-aikace waɗanda ba kawai suke amfani da mai sarrafa kwamfutar don aiki tare da bidiyo ba, har ma yana amfani da hotunan, don rage lokacin aiki zuwa matsakaici. A cikin wannan labarin, za mu mai da hankali kan zaɓuɓɓukan da VideoProc ya samar mana don shirya bidiyo a cikin 4K.
Gyara Bidiyo na 4K
Ofayan fa'idodi na rikodin bidiyo a cikin ingancin 4K yana cikin ƙuduri. Wannan yana ba mu damar girka wani ɓangare na hoton daga bidiyo suna hira zuwa babban ƙuduri na ƙarshe, don mayar da hankali ga batun bidiyon akan abin da ke da mahimmanci. Yawancinmu muna raba bidiyo ta hanyar wayoyinmu, inda fuskokin 4K ba su iso ba, kuma ba a tsammanin su, don haka yana da ma'ana a raba su a cikin ƙudurinsu na asali.
Wani lokaci, ya zama dole a datsa bidiyo lokacin da girman bidiyo ya fi girman allo inda za'a nuna shi. Tare da VideoProc ba za mu iya kawai ba da hannu sanya shirye-shiryen da muke son saitawa, amma kuma za mu iya zaɓar tsakanin tsoffin tsare-tsare kamar su 4: 3, Instagram 1: 1, 16: 9 don wasa a talabijin ko loda zuwa YouTube.
Ta hanyar girka girman bidiyo don dacewa da na'urar inda za'a nuna ta yana ba mu damar kawar da kan iyakokin baƙar fata na sama da ƙananan za a nuna shi a ciki idan bidiyon bai daidaita zuwa allon na'urar da ke nuna shi ba.
Yanke Bidiyo na 4K
Wasu shafukan yanar gizo suna ba mu jerin iyakancewa lokacin loda bidiyonmu. Misali, Instagram kawai tana bamu damar loda bidiyo na tsawon dakika 60, Twitter sun takaita bidiyo zuwa minti 2 da dakika 20, a YouTube ba mu da iyakan loda, a Facebook mintuna 120 ne. Tare da WhatsApp ana samun iyakancewa a cikin girman fayil, 16 MB, ba a tsawonsa ba, wanda yayi daidai da tsakanin sakan 90 da minti 3 na bidiyo.
Wannan iyakancewa yana tilasta mana, a mafi yawan lokuta, yanke bidiyo da muka ɗauka tare da na'urarmu. VideoProc yana bamu damar cirewa daga bidiyon mu bangare ko sashin da yafi ba mu sha'awa raba a hanya mai sauqi qwarai. Da zarar mun zaɓi ɓangaren bidiyon da muke son rabawa, kawai dole mu zaɓi tsarin fitarwa don fara aikin.
Juya bidiyo na 4K
Tabbas a sama da lokuta daya kunyi bidiyo tare da iPhone ko wayoyin ku ba tare da sanin cewa na'urar ba ta gano yanayin na'urar ba daidai ba. Wannan yana tilasta mana juya bidiyo don mu more shi kamar yadda muke so da farko. VideoProc ma yana ba mu damar juya bidiyo ta kowace hanya baya ga jujjuya su a kwance da kuma a tsaye.
Arfafa bidiyo na 4K
Wasu samfuran GoPro, drones, kyamarorin dijital ko ma wasu wayoyin komai da ruwan suna ba mu damar yin rikodin bidiyo na 4K tare da karfafa ido, duk da haka ba koyaushe yake aiki a duk yanayin yin rikodin ba. Abarfafa hoton bidiyo ya fara zuwa cewa dole ne muyi koyaushe idan ba mu son rasa sha'awa a ciki da sauri.
Tsarin bidiyo shine ɗayan ayyukan da VideoProc yayi mana, aiki ne wanda yake tare da wasu wanda ke bamu damar daidaita ƙoshin lafiya, mai da hankali, bambanci ... don yin hakan samun sakamako mafi kyau.
Sake girman bidiyo 4K
Kamar yadda zamu iya rage ƙudurin bidiyo a cikin ingancin 4K tare da VideoProc, haka nan zamu iya fadada girman su zuwa wannan ƙudurin. Wannan tsari ne mai rikitarwa kuma ba koyaushe muke samun kyakkyawan sakamako ba. Don ba mu mafi kyawun inganci, VideoProc yana ba mu damar 6 hanyoyi daban-daban.
Fitar da bidiyon 4K
Idan ya zo ga raba bidiyo a cikin ingancin 4K, ya danganta da asalin tsarin da aka yi rikodin sa, zai fi yiwuwa a tilasta mu zuwa canza sigar domin sauran mutane su more ta akan sauran kwamfutoci. A wannan ma'anar, VideoProc yana ba mu zaɓi na na'urori masu yawa waɗanda a ciki muke so mu sake hayayyafa, don haka ba sai mun haukace muna neman wacce ta dace ba.
Mafi yawan na'urori, na zamani dana da, Sun dace da tsarin MP4. H.264, wani tsari da aka yi amfani da shi a cikin shekaru goman da suka gabata, don haka idan ba za ku iya samun na'urarku a cikin jerin da yake ba mu ba, za ku iya zaɓar wannan tsarin da hannu.
VideoProc yana aiki akan kowace kwamfuta
Idan muna son shiga cikin editan bidiyo akai-akai, abin da ake so shine a sami ƙungiyar da ke da ƙarfin yin hakan. rage lokacin sarrafa bidiyo. Yawancin masu amfani suna shirya bidiyon su a matsayin abin sha'awa, don haka saka hannun jari cikin sabbin kayan aiki masu tsada ba shi da fa'ida.
VideoProc yana amfani da zane don aiwatar da duk jujjuyawar, fassarar, gyarawa, sauyawa da sauran matakai, don haka zamu sami damar amfani da gogaggen Mac ɗin mu babu rataye-rairayi, jinkiri, lokutan jira...
Aikace-aikacen yana ba mu damar zaɓi da hannu wanda shine ƙirar zane wanda muke son amfani da shi Nvidia, AMD ko Intel. Idan bamu sani ba, babu matsala, kawai zamu danna Zaɓuɓɓuka don ganin ɓangarorin hoto na ƙungiyarmu.
Zazzagewa | VideoProc