Isikrini esiluhlaza: Yintoni kwaye masiyisebenzise nini?

ngo kim Ukuhlaziywa: Juni 26, 2022

Isikrini esiluhlaza bubuchule obudumileyo obusetyenziswa ekufotweni nasekwenzeni iifilimu ukwenza iziphumo ezikhethekileyo. Ngokusebenzisa isikrini esiluhlaza, unokwenza imvelaphi eyinyani kunye nezinto ezidibeneyo ezivela kwimithombo eyahlukeneyo. Obu buchule busetyenziswa ngokuqhelekileyo ekudaleni imvelaphi, ukugquma kwemizobo, kunye nokudala i okusingqongileyo okubonakalayo kwiiprojekthi zakho.

Kweli nqaku, siza kugubungela yonke into ofuna ukuyazi ngayo oluhlaza kunye nendlela yokuyisebenzisa kwiiprojekthi zakho:

Yintoni isikrini esiluhlaza?

Isikrini esiluhlaza ziziphumo ezibonakalayo (VFX) ubuchule obusetyenziswa ekwenzeni ifilimu obuvumela umenzi wefilimu ukuba atshintshe imvelaphi yevidiyo aze afake nawuphi na omnye umfanekiso okanye ividiyo.

In ukufota kwesikrini esiluhlaza kunye nokwenziwa kwefilimu, umxholo udutyulwa phambi kombala oqinileyo, ngokuqhelekileyo eluhlaza, kodwa ngamanye amaxesha blue. Emva kokudubula, imifanekiso ingangeniswa kwi-a ukuhlela ividiyo inkqubo efana neAdobe Premiere. Kule nkqubo, ipixels ezinombala ofanayo njengemvelaphi (eluhlaza okanye eluhlaza okwesibhakabhaka) inokususwa ngokuzenzekelayo kwaye kufakwe omnye umfanekiso okanye ividiyo endaweni yayo.

Isikrini esiluhlaza sinokwenza kube lula kubenzi befilimu ukuba benze imifanekiso ethile kuba abayi kuchitha ixesha bedubula kwindawo. Ikwakwenza kube lula ukwala imifanekiso eliqela kunye kunye nokudala ulandelelwano oluntsonkothileyo lopopayi ngokulula ukuyisebenzisa ubuchule bokuhlanganisa idijithali. Akumangalisi ukuba isikrini esiluhlaza sibe sisixhobo esibalulekileyo kubenzi befilimu kunye nabafoti ngokufanayo!

Ingaba isebenza kanjani?

Isikrini esiluhlaza bubuchule obukhethekileyo beziphumo obubandakanya ukudutyulwa kwevidiyo phambi kokukhanya okukhanyayo okuluhlaza okanye okuluhlaza okungasemva okunokutshintshwa ngemvelaphi yedijithali. Le ndlela yobugcisa isetyenziswe amashumi eminyaka ekwenzeni ifilimu, imveliso kamabonwakude kunye nevidiyo, kwaye ngoku iya ithandwa kakhulu kwindawo yosasazo kunye nemidlalo.

Inkqubo ibandakanya umqhubi wekhamera odubula ividiyo phambi kwendawo enkulu eluhlaza (okanye ngamanye amaxesha blue) isikrini. Ikhamera irekhoda kuphela ulwazi lombala wesifundo, kodwa hayi isikrini esiluhlaza ngokwaso, esivumela ukuba kamva sitshintshwe ngawo nawuphi na umfanekiso ofunekayo. Wakuba ugqityiwe, lo mfanekiso mtsha udala inkohliso yokuba isifundo simi ngokuchasene nemvelaphi eyahlukileyo kunangaphambili.

Enye into ephambili yokwenza esi siphumo sisebenze ngokufanelekileyo kukuphumeza namanqanaba okukhanya ngaphaya kwendawo yakho eluhlaza okanye eluhlaza okwesibhakabhaka. Oku kuhlala kufuna izixhobo zokukhanyisa ezibanzi okanye izixhobo ezinje ngee-diffusers. Ukongeza, iikhompyuter ezininzi kunye neefowuni ngoku ziza nesoftware eyakhelweyo ikroma ndiyacinga ngaphandle kwemibala engasemva efana nohlaza kunye noluhlaza okwesibhakabhaka, ke wonke umntu ofuna ukwenza imvelaphi engummangaliso ekugqibeleni uya kuba nakho konke abakufunayo kanye ezandleni zabo!

Izibonelelo zeGreen Screen

Itekhnoloji yesikrini esiluhlaza iluncedo kakhulu kubenzi befilimu kunye nabadali bomxholo, njengoko iyenza lula inkqubo yokongeza iziphumo kunye nemvelaphi kwimiboniso ethile. Ikwasisixhobo esihle sokudala iziphumo ezikhethekileyo kwiimuvi kunye nokudala iiseti zeTV kunye nevidiyo.

Kweli nqaku, siza kuxubusha iinzuzo zokusebenzisa iteknoloji yesikrini esiluhlaza ekwenzeni ifilimu.

Ukusebenza kweendleko

Ukusebenzisa isikrini esiluhlaza yindlela enexabiso elimangalisayo yokuvelisa iividiyo ezijongeka njengobuchwephesha ngaphandle kweendleko zokufudukela kwiindawo ezahlukeneyo okanye ukuqesha izixhobo ezibizayo. Itekhnoloji ifuna ukuseta kancinci ukuze ungangeni kwiindleko zokurenta izixhobo okanye indawo yesitudiyo. Ukongeza, xa kufikwa kwisoftware, wena azidingi zisombululo ezikumgangatho ophezulu kushishino – iinketho ezingabizi kakhulu zihlala zanele.

Ikwakuvumela ukuba uthintele ukuthenga iipropu ezibonakalayo njengefenitshala kunye ne-decor, enokuphelelwa lixesha ngokukhawuleza njengoko iindlela zitshintsha. Okokugqibela, isikrini esiluhlaza sinokuhlelwa ngokukhawuleza kunokuveliswa kwevidiyo yemveli ukusukela oko akukho ziphumo zongezelelweyo ezizodwa ezifunekayo kwiiprojekthi ezininzi.

Ukonga ixesha

Itekhnoloji yesikrini esiluhlaza yaziwa kakhulu ngexesha enokonga kwinkqubo yokufota. Olu hlobo lobuchule lunikeza iindlela ezahlukeneyo ezizodwa zokwakha umxholo onomtsalane kunye nomgangatho ophezulu ngokukhawuleza nangempumelelo.

Enye inzuzo enkulu yokusebenzisa izikrini eziluhlaza kukuba benza ukuvelisa emva ukuhlela kulula kakhulu ukuba nje ukhona uqhelene neteknoloji. Iividiyo zesikrini eziluhlaza zikwafuna ukukhanya okuncinci kuba uhlaza ludala umva ongasemva kuyo yonke imiboniso, okwenza kube lula ukukhumbula ukuba yeyiphi imibala ekufuneka ihlengahlengiswe.

Ekugqibeleni, ukusebenzisa izikrini eziluhlaza kusindisa ixesha xa kuziwa ekuthatheni izithonga ezininzi kunye nokuzihlela kunye kwindawo enye; ngekhamera elula kunye nemvelaphi eluhlaza enye, iividiyo ezininzi ezahlukeneyo zinokuqulunqwa ngaphandle kwesixhobo esongezelelweyo okanye ukuseta okuntsonkothileyo okufunekayo.

Amathuba okudala

Itekhnoloji yesikrini esiluhlaza izisa uluhlu olubanzi lwamathuba okudala kuyo nayiphi na imveliso yevidiyo. Inika amandla okuthumela italente yemveliso ukwenza imifanekiso yangasemva okanye oopopayi ngexesha lenkqubo yokuhlela. Oku kwenza ukuba umbukeli akwazi ukuthuthwa naphi na emhlabeni, nokuba umfanekiso ufotwe kwisitudiyo esincinci.

Izikrini eziluhlaza nazo zisetyenziselwa ukuhlanganisa izithonga ezininzi kunye, ukuvumela abavelisi kunye nabahleli inkululeko engakumbi ngokudubula kunye nemithombo yedatha. Ukongeza, izikrini eziluhlaza zivumela abasebenzi kunye nabadlali ukuba barekhode izithonga zabo kwiindawo ezahlukeneyo ngelixa befumana amava angenamthungo kwiscreen phakathi kweeseti ezahlukeneyo.

Okokugqibela, izikrini eziluhlaza zihlala zisetyenziswa kwi iziphumo ezizodwa shots apho izinto ezifana nogqabhuko-dubulo okanye umsi zinokongezwa kamva emva kokuveliswa, ukudala isiphumo esiyinyani ebesingenakuba nokwenzeka ngenye indlela. Ezi ndlela zifanayo zinokusetyenziswa kwimifanekiso yemozulu, evumela abavelisi ukuba batshatise izinto ezivela kwimiboniso emibini eyahlukeneyo ngaphandle komthungo kunye inguqu egudileyo xa uhlela imiboniso kunye.

Uza Kusisebenzisa Nini Isikrini Esiluhlaza

Isikrini esiluhlaza yindlela enamandla yokwenza ifilimu kunye nevidiyo evumela abenzi befilimu ukuba badibanise imifanekiso emininzi kunye kwimveliso yasemva. Inokukunceda wenze imbonakalo ebonakalayo, imvelaphi, kunye nokunye. Kodwa leliphi ixesha elifanelekileyo lokusebenzisa isikrini esiluhlaza?

Eli nqaku liza kuxoxa ngeemeko ezahlukeneyo apho isikrini esiluhlaza sinokusetyenziswa kunye nendlela yokufumana iziphumo ezingcono:

Ukuveliswa kwefilimu kunye nevidiyo

Izikrini eziluhlaza zisetyenziswa kakhulu kwimveliso yefilimu kunye nevidiyo ukwahlula izifundo emva kokuveliswa. Babonelela abenzi befilimu ngendlela engakholelekiyo yokumaleko kwizinto ezingashukumiyo okanye ezihambayo kwindawo, ukudala amava aguqukayo ngakumbi. Imizekelo embalwa yeendlela eziluhlaza zesikrini zibandakanya ukudibanisa abadlali kunye nemvelaphi yeplanethi yasemzini okanye ukwenza ukuba kubonakale ngathi iimeko ezimbini ezahlukeneyo zadutshulwa ngaxeshanye.

Kwimveliso yefilim nomabonakude, iscreen esiluhlaza siqhele ukusetyenziswa ukwenza iziphumo ezidla ngokufuna ufakelo olukhulu kwisiza - njengokuhambahamba kumazwe ngamazwe kwiindawo ezahlukeneyo, imiboniso yentshukumo ebandakanya imigidi emikhulu, okanye nokudala imbonakalo-mhlaba entsha ngokupheleleyo emoyeni obhityileyo. Ukufezekisa ezi ziphumo, abadlali barekhodwa ngokwahlukeneyo ngokuchasene netanki eluhlaza ngasemva ngelixa ikhamera ihlala imile idatha yendawo yokulandela umkhondo ukusuka kwiiseti zabamakishi ezikufutshane nabo. Oku kuvumela ukuba izinto ezingemva zokudubula ngakunye zitshintshwe ngexesha lokwenziwa kwemveliso ngaphandle kokuphazamisa ingqibelelo yazo naziphi na izithonga zentshukumo ephilayo ezifakwe kwisethi.

Kanye nokuvumela ulandelelwano lweziphumo ezizodwa usebenzisa imifanekiso eyenziwe ngekhompyutha (CGI), obu buchule bunokugcina iimeko zokukhanyisa ezisetyenziswayo xa kudutshulwa imifanekiso ephilayo kwaye isetyenziswe xa ibekwe kwizinto ezahlukeneyo ezirekhodwe ngokwahlukileyo kuyo. Oku kunokudala iziphumo eziyinyani ezimangalisayo ukuba zenziwe ngokuchanekileyo kwaye zivumela iimifanekiso ezingenakwenzeka ngaphambili ukuba zenziwe ngokulula.

Photography

Isikrini esiluhlaza sisixhobo esibalulekileyo kubafoti abafuna ukwenza imifanekiso ekhethekileyo, ekumgangatho ophezulu ngaphandle kweendleko kunye nokuzinikela kwexesha lokufota kwendawo. Ngelixa izikrini eziluhlaza zisetyenziswa kakhulu kwifilimu nakumabonakude, zikwasisixhobo esiluncedo kubafoti. Ukufota kwesikrini esiluhlaza ibandakanya ukusebenzisa imvelaphi eqinileyo eluhlaza okanye eluhlaza okwesibhakabhaka, ehlala ipeyintwa ngokuthe ngqo eludongeni, evumela umfoti ukuba atshintshe imvelaphi kunye nawo nawuphi na umfanekiso awukhethileyo kwimveliso yasemva.

Inzuzo ephambili yokusebenzisa isikrini esiluhlaza kukuba umntu unokutshintsha imvelaphi ngokukhawuleza ngaphandle kokuba ahambe ngokwasemzimbeni ukusuka kwenye indawo ukuya kwenye. Oku konga imali kunye nexesha kunye nomgudu xa ufota iifoto ezifuna i-backdrops ezininzi okanye ezitshintshayo. Ukufota ngaphakathi isitshixo se chroma (luhlaza okanye bhlowu) inikeza uguqulo olukhulu lokuhlela kunye nokhetho loyilo oluninzi. Ikwaphucula kakhulu iinketho zokuhlanganisa xa udubula ngokuchasene nemvelaphi emhlophe okanye imvelaphi enethunzi elinzima.

Ukufotwa kwesikrini esiluhlaza kusetyenziswa kakhulu kwimifanekiso yefashoni, ukufota kwemveliso kunye nomsebenzi wokwenza umfanekiso, okuvumela abafoti ukuba benze imifanekiso ekhethekileyo emangalisa ngaphandle kokuxhomekeka kwiipropu, iimodeli kunye nezixhobo ezongezelelweyo ezinjengeentente ezikhanyayo kunye nezibonisi. Izikrini eziluhlaza zifuna ngononophelo ukuseta izibane ngeziphumo ezizezona zilungileyo ngoko ulwazi lobuchwephesha bobuchule bokukhanyisa luyafuneka ukuze ufumane iziphumo ezingcono.

ndiphila

Isikrini esiluhlaza sisiphumo esibonakalayo apho inxalenye yomfanekiso ongasemva (kulo mzekelo ikhusi eliluhlaza) isusiwe kwaye endaweni yayo ngomnye umfanekiso. Isetyenziswe kwimiboniso bhanyabhanya, kwiintengiso, nakumabonakude ukusukela ngeminyaka yoo-1950.

Ubunyani obubonakalayo bunokuzuza ekusebenziseni izikrini eziluhlaza ukwenza amava antywilayo ngakumbi. Xa isetyenziswa ngokubambisana nekhamera ye-3D yokulandela umkhondo kunye nesoftware yokuhlanganisa, abenzi befilimu ngoku bayakwazi ukwenza iimeko ezisebenzisanayo eziziva ngakumbi. ngokoqobo kunangaphambili. Ngokusetyenziswa kwesikrini esiluhlaza, abenzi befilimu bayakwazi ukongeza izinto ezibonakalayo ezifana neebhokisi zesibhakabhaka, iipropu zeCG, izinto zokusingqongileyo kunye nokunye okuninzi kwimiboniso yabo. Ukongeza, xa kufikwa kwiiprojekthi zokwenyani ze-action-action augmented reality kwi-mobile okanye izicelo ezisebenzisanayo ezifana nemidlalo yevidiyo, inyani yokwenyani ibonelela ngamava exesha lokwenyani elixhomekeke kwiimeko zokusebenzisana ezinikwe amandla zizikrini eziluhlaza ezibonelela ngezakhelo zendalo zezinto zedijithali eziza kwenziwa.

Xa uqwalasela ukuba loluphi uhlobo lwetekhnoloji “yesikrini esiluhlaza” enokuthi ifanelekele iprojekthi yeVR kufuneka ucinge ukuba iya kwenziwa ngokulula kangakanani na emva kokuveliswa okanye ngexesha leeseshoni zokufota. Imiba efana nale:

• ukuchaneka kokutshintsha kombala kufuneka kuthathelwe ingqalelo xa ukhetha isisombululo sombala esifanelekileyo ukwenzela ukuba naziphi na iingxaki ezinokuthi ziphetshwe ngempumelelo ngexesha lokuhamba komsebenzi emva kokuvelisa.

Izixhobo ezifunekayo

Isikrini esiluhlaza bubuchule obutsha bokuhlela ividiyo obusetyenziswayo itekhnoloji yesitshixo sechroma ukususa imvelaphi yevidiyo kwaye endaweni yayo nawuphi na omnye umfanekiso okanye ividiyo. Ukufezekisa esi siphumo, iziqwenga ezininzi zezixhobo ziyafuneka.

The eyona nto ibalulekileyo isixhobo imvelaphi eluhlaza okanye eluhlaza okwesibhakabhaka, esetyenziswa ukwenza isiphumo esingundoqo sechroma. Ezinye izinto eziyimfuneko ziquka:

• Ikhamera yevidiyo yedijithali
• Inkqubo yesoftware engundoqo yechroma
• Ikhompyuter

Makhe sijonge nganye kuzo ngokweenkcukacha.

Ikhamera

Xa ukudubula indawo yesikrini eluhlaza, usebenzisa uhlobo olufanelekileyo lwekhamera luleke kakhulu. Ukwazi ukuba loluphi uhlobo lwekhamera olunokusetyenziswa kwimeko ethile kunokuba luqilima. Ngokubanzi, ukukhetha uhlobo lwekhamera onokuthi udubule kulo xa usebenza ngezikrini eziluhlaza kuxhomekeke kwiimfuno zeprojekthi yakho.

Ukuba ujonge inkangeleko ye-cinematic ngakumbi, ke ifikelela kukhetho ezimbini eziphambili: ifilimu or iikhamera zedijithali. Iikhamera zedijithali zithathwa njengeyona ndlela ilungileyo njengoko zibonelela ngesisombululo esiphezulu kwaye zinokuvelisa imifanekiso ecace ngakumbi kunye nokuchaneka kombala. Iikhamera zefilimu zinika iimpawu ezahlukeneyo ezifana izinto ezibonwayo okanye "inkangeleko" yendalo kodwa ifuna umsebenzi othe kratya kwimveliso yasemva kweziphumo ezifanelekileyo ngesikrini esiluhlaza.

Kuxhomekeke kuhlahlo lwabiwo-mali lwakho, zombini iikhamera zedijithali zabathengi abakumgangatho ophantsi kunye neekhamera zedijithali eziziingcali ziya kwenza kakuhle ngokugqibeleleyo xa kufikwa ekwenzeni imifanekiso ekumgangatho ophezulu ngescreen esiluhlaza. Kubalulekile ukukhetha ikhamera ekuvumela ukuba uhlengahlengise iisetingi zayo ukuze ukwazi ukuhlala ulawula ngelixa udubula ividiyo yakho ngemvelaphi yesikrini esiluhlaza.

Ukongeza, kubalulekile ngokulinganayo ukunikela ingqalelo kwi ilensi yekhamera uthatha isigqibo malunga - iilensi ze-engile ezibanzi zinokusebenza ngcono kwiimeko ezithile endaweni yeelensi ze-telephoto ngokuxhomekeke kubungakanani besikrini sakho esiluhlaza kwaye luhlobo luni lokwakheka oceba ukubandakanya kukudubula kwakho xa uhlela kamva ezantsi emgceni.

ikhompyutha

Ukusebenzisa isikrini esiluhlaza okanye isitshixo se-chroma sangasemva kufuna isixa esinesidima sezixhobo kunye noseto.

Okona kuncinci, ukuze udale iziphumo eziqinisekisayo zechroma kwimveliso yeposi, udinga ikhompyuter ukuze usebenzise isoftware. Ngokuxhomekeke kwindlela ezintsonkothe ​​ngayo iziphumo zakho eziphambili zechroma, kunye nokuhlelwa kwevidiyo/inkqubo yokuvelisa isithuba oza kuyisebenzisa, unokufuna ikhompuyutha enamandla (okanye ilaptop) enamandla alungileyo okulungisa imizobo.

The imifanekiso yekhadi inokudlala indima ebalulekileyo yokubala xa kuziwa ekuzobeni imigca kunye nokufihla imibala efunekayo ngokuchanekileyo ngexesha langempela. Kuxhomekeke ekubeni isikrini sakho esiluhlaza siya kuba sikhulu kangakanani, unokude ufune iikhompyuter ezininzi ukujonga ividiyo ngaxeshanye okanye unikezele ngohlelo oluntsonkothileyo ngexesha elifutshane. Kukho kwakhona iinkqubo ezithile zesoftware ezinikezelwe ukusetyenziswa nezikrini eziluhlaza ezifumanekayo-nangona ezi zinokufuna oomatshini ababiza kakhulu kunenkqubo yokuhlela ividiyo eqhelekileyo I-Adobe Premiere or Final Cut Pro X iya (enganiki abasebenzisi naziphi na izixhobo ezakhelwe ngaphakathi ze-chroma keying).

software

Xa udubula nge oluhlaza, kubalulekile ukusebenzisa isoftware ekhethekileyo kunye neeplagi zokuhlanganisa ngokufanelekileyo isikrini sakho esiluhlaza. Inamandla ngakumbi, iinkqubo zesoftware yokuhlela ezingeyo-linear ezifana Adobe Emva kweempembelelo or Avid Media Composer zinconywa, ngakumbi kubaqalayo, ngenxa yobunzima benkqubo. Ngokuxhomekeke kwiimfuno zeprojekthi yakho, unokukwazi ukusebenzisa isoftware encinci njenge Movie Maker.

Ukuqulunqa isikrini esiluhlaza kungenziwa ngaphandle kweeplagi ngeemaski ezingundoqo kunye nokupeyinta ngesandla, kodwa kukho iiplagi ezinamandla ezenza le nkqubo ibe lula kwaye ivumele ukuba yenziwe lula. Iiplagi ezidumileyo ezisetyenziswa kwi-screening eluhlaza ziquka Impendulo: Umbono weVFX Primatte Keyer 6 kwaye I-Red Giant's Chromatic Displacement.

Isoftware nayo inokunciphisa kakhulu ixesha elifunekayo kwimveliso yeposi xa usebenza nezikrini eziluhlaza. Qinisekisa ukwenza uphando lwakho kwaye uqhelane neenketho ezikhoyo ngaphambi kokuba uqale ukudubula ukuze uqiniseke ukuba unayo yonke into efunekayo kumgangatho womfanekiso ococekileyo kwimveliso yakho egqityiweyo!

Ukukhanyisa

Xa usebenza ngesikrini esiluhlaza, ukukhanya okufanelekileyo kubalulekile kwaye ukuba nezixhobo ezifanelekileyo kwenza umahluko omkhulu kumgangatho weziphumo zakho. Ukuseta ukukhanya ithe ngqo ngokwentelekiso, ukuba nje uceba ngononophelo.

Iintlobo ezintathu ezisisiseko zokukhanyisa zi ukukhanya, gcwalisa ukukhanya kwaye ukukhanya okwasemva. Kuya kufuneka ukuba uqaphele zontathu xa ulungiselela ukudubula kwesikrini esiluhlaza.

• UkuKhanya okungundoqo: Isibane esiphambili sesona sikhanyiso sinamandla esisetyenzisiweyo, sibonelela ngokhanyiso oluninzi kukudubula kwakho. Oku kunokuba yipaneli ecaba ukukhanya kwe-LED okanye izibane ezishushu zemveli - xa udubula kwiscreen esiluhlaza zama ukutshatisa isibane sakho esiphambili kubushushu bombala we-tungsten (3200K).
• Gcwalisa Ukukhanya: Izibane zokugcwalisa zinceda ukudala ukukhanya okulungileyo kwiindawo ezinokutshatyalaliswa zizitshixo okanye izibane zangasemva, kufuneka zibekwe ngokuchasene nesibane esingundoqo kwaye ngokubanzi zingabi ngaphezu kwe-2 yokumisa ngaphantsi kwe-key-light ukuze izithunzi zingadalwa. Ukuba usebenzisa izibane ezishushu zemveli zama ukusebenzisa ubuncinane izixhobo ezi-2x 1k okanye ngaphezulu ngokuxhomekeke kuhlahlo lwabiwo-mali.
• Umbulelo: I-backlight yongeza ubunzulu kunye nobukhulu kumfanekiso wakho kwaye kufuneka incedise (ingabi ngaphezu kwamandla) ukubonakaliswa kwakho jikelele / ukuseta ukukhanya-injongo ye-1 stop ekhanyayo kune-Key-Light yakho ukuba ubeka ngqo emva kwetalente. Oku kusenokuba ziipaneli ezisicaba ze-LED okanye izibane ezishushu zemveli – xa udubula kwiscreen esiluhlaza zama ukutshatisa izibane zakho ezingasemva kunye nobushushu bombala we-tungsten (3200K).

Iingcebiso zokuSebenzisa iSkrini esiluhlaza

Itekhnoloji yesikrini esiluhlaza sisixhobo esiluncedo ekwenzeni iifilimu, imveliso kamabonwakude, nokufota. Ingasetyenziswa buyisela indawo yangasemva okanye wenze umfanekiso odibeneyo ngokudibanisa imifanekiso emibini okanye ngaphezulu kunye.

Ukwenza uninzi lwe ubuchule besikrini esiluhlaza, kukho iingcebiso ezimbalwa kunye namaqhinga ekufuneka alandelwe. Kweli nqaku, siza kujonga loo macebiso kwaye sixoxe nini kwaye njani ukusebenzisa izikrini eziluhlaza kwiziphumo ezilungileyo.

Khetha imvelaphi eyiyo

Xa kuziwa ekusebenziseni oluhlaza, owona mba ubalulekileyo yimvelaphi oyikhethayo. Kubalulekile ukukhetha umthunzi ofanelekileyo wohlaza kwaye ube nezibane ezilinganayo phakathi koluhlu 5-10 i-f-stops. Okukhona ukukhanyisa kwakho kuya kubangcono, iziphumo zakho ziya kuba ngcono xa usiya endaweni yokusetha imvelaphi ngedijithali. Kungcono ukusebenzisa ikhamera yedijithali ekumgangatho ophezulu ekulula ukuyisebenzisa kwaye ikuvumela ukuba ugcine ulawulo kuzo zombini ugxininiso kunye nezicwangciso zokuvezwa.

Umqolo okhethiweyo kufuneka udlulele ngaphaya koko kunokubonwa kwisakhelo sevidiyo. Oku kuqinisekisa ukuba akukho zinto zingafunwayo zibandakanyiweyo ezingenakubonwa phambi kokuba kuqale ukudubula. Xa ukhangela izinto ezingasemva, qiniseka ukuba azinazo izithunzi, imibimbi okanye ezinye izinto ezinokuphazamisa ukusebenza okanye zidale ukubhideka xa uhlela kamva. Ukugqitywa kwe-matte egudileyo kuya kwenza kube lula kuwe ukuba ulungelelanise iindawo ezingaphantsi okanye ezigqithisiweyo kwi-post-production kwaye uncede uqinisekise izitshixo ezicocekileyo zenkqubo elula ye-chroma keying nayo!

Khanyisa ngokufanelekileyo isikrini esiluhlaza

Ukuqala ngesikrini esiluhlaza, kuya kufuneka uqiniseke ukuba unayo efanelekileyo Ukukhanyisa. Ukuseta izibane kwiscreen esiluhlaza kubalulekile ukuqinisekisa ukuba umxholo wakho ukhanyiswe ngokulinganayo kwaye ubonakala ngokwahlukileyo kwimvelaphi. Kufanelekile ukutyala imali kumgangatho olungileyo ukukhanya kwaye ukukhanya okwasemva or ukukhanya komphetho ukuba kuyenzeka.

The ukukhanya kufuneka ibekwe ngaphezulu kancinane kwisifundo sakho kunye ne-engile ye-45-degree ukusuka kwicala lekhamera. I ukukhanya okwasemva or ukukhanya komphetho kufuneka zimiswe emva kwesihloko kwaye zibhekiswe ngasemva kwazo; oku kuya kubanceda bagqame ngakumbi ngokuchasene nomva weskrini oluhlaza. Ekugqibeleni, gcwalisa izibane zimiselwe ukunciphisa uburhabaxa bezithunzi, kodwa azibalulekanga.

Kubalulekile ukuqiniseka ukuba izibane zakho azichitheki kwiscreen sakho esiluhlaza ngokwaso, nangona kunjalo, njengoko indawo enomthunzi inokudala amabala amnyama kwividiyo yakho enesiphumo. Gcina iliso kwindlela oqaqambe ngayo zombini umxholo wakho kunye nale mvelaphi xa useka isibane - nawuphi na umahluko unokudala imiba yomahluko xa ususa i-backdrop ngedijithali!

Sebenzisa ikhamera ekumgangatho ophezulu

Benzisa i ikhamera ekumgangatho ophezulu ayiyi kunceda kuphela ukudala umfanekiso ongcono kunye nobunzulu obungcono bentsimi, kodwa iya kunciphisa inani lomsebenzi we-post-production ekufuneka uyenze. Imveliso yasemva iyimfuneko ukucokisa nakuphi na ukuboniswa kwesikrini esiluhlaza, kwaye ukuba nekhamera ekumgangatho ophezulu kuya kunceda ukucutha ixesha elithathayo ukucokisa umboniso wakho ngesandla.

Zama ukufumana iikhamera ezineemegapixels eziphezulu kwaye zize nesoftware enokunceda ukuphucula iimpawu ezifana nokuchasanisa okanye ukugcwalisa. Kukwabalulekile ukukhangela iikhamera ezinazo Uluhlu olubanzi lwezakhono, njengoko oku kuya kunceda ukwenza izithonga zakho zibonakale ziyindalo kwaye zincinci.

Okokugqibela zama ukuba neendlela ezininzi zokukhanyisa ezifumanekayo kwiseti njengoko oku kunokutshintsha ukuva komfanekiso kakhulu-ungafuna amanqanaba okukhanya ahlukeneyo ngokuxhomekeke kuhlobo lomfanekiso oya kuwo.

Xa usebenzisa izikrini eziluhlaza zeVFX, umthetho olungileyo wesithupha kukuba kufuneka uhlale impazamo kwicala lokulumkisa kwaye uthathe amanyathelo okhuseleko angaphezulu xa useta izithonga zakho ukuze ufumane okona kusebenza kakuhle kubo.

Sebenzisa i-tripod ukuzinza

Uninzi lweefoto zesikrini eziluhlaza zifuna umgangatho olungileyo wozinzo. Ngokufanelekileyo kufuneka usebenzise i-tripod kwaye uqinisekise ukuba ukudubula kwakho kuvaliwe ngaphandle kwenombolo ntshukumo. Kubalulekile ukugcina izithonga zesandla ziqinile ukuba uyazisebenzisa njengoko ziya kuba nzima kakhulu ukuzicoca ukuba zikhona. uyangcangcazela okanye uyajikeleza. Ungasebenzisa kwakhona ingalo ye-dolly okanye i-jib kwiintshukumo eziguqukayo, kodwa qiniseka ukuba kunjalo esebenza kakuhle nokuba ikhamera itshixiwe ngaphambi kokuba uqale ukwenza ifilimu.

Sebenzisa i-microphones ezihlukeneyo: Ukusebenzisa ii-microphone ezimbini - enye yetalente kunye nenye yengxolo yegumbi - inceda ukugcina ingxolo ye-ambient efana ne-air conditioning kunye ne-traffic kude nengoma yomsindo oyintloko esetyenziselwa iinjongo zangasemva. Zombini iimicrophone zenza zombini i umkhondo we-ambient kunye kunye umkhondo wencoko eya kubonelela abahleli besandi ngokuguquguquka okuthile kwi-post-production ukwenza isandi esingenamthungo.

Dula kwimigama eyahlukeneyo: Kubalulekile ukufota izihlandlo ezininzi imigama eyahlukeneyo xa udubula izikrini eziluhlaza njengoko oku kuya kunika umhleli wakho iinketho ezingakumbi xa ugqobhoza udubulo lokugqibela. Ukuba ne-close-ups kunye nokudubula okubanzi kubalulekile ekuboneleleni ngotshintsho oluyinyani phakathi kwemvelaphi kwimveliso yasemva, ke qiniseka ukuba unokuninzi Imifanekiso eshukumayo kwimigama eyahlukeneyo.

Gcina ukukhanya kuhambelana: Ukukhanyisa kufuneka kube zihambelana kulo lonke ukudubula kwakho ukuze amagcisa edijithali matte (DMAs) asebenze ngokufanelekileyo xa kusenziwa imvelaphi yedijithali kumfanekiso wakho kwimveliso yasemva. Yeyona ndlela yokuziqhelanisa uku zitshixe yonke imithombo yokukhanyisa ngelixa bedubula kwaye baqinisekise ukuba banjalo zisasazwe ngokulinganayo Kuyo yonke indawo yomfanekiso kunokuba nje italente yakho ibekwe kwisakhelo. Ngale ndlela, ii-DMA zinokuthatha imilinganiselo kuyo nayiphi na indawo yesakhelo ukuba kufuneka zisebenzise amanqanaba okukhanya ngexesha lenkqubo yazo yokuhlanganisa.

isiphelo

Ukusetyenziswa kwefayile ye- oluhlaza ibonelela abenzi befilimu kunye nabathwebuli bevidiyo ngehlabathi leenketho xa besenza umxholo. Nokuba usebenzisa imiboniso bhanyabhanya ephilayo okanye izinto ezinopopayi, injongo yokugqibela kukubamba abaphulaphuli kunye nokudala ibali. Ngokulandela iindlela ezilungileyo zokudubula kunye nokusebenzisa iindlela zamva nje zokuhlanganisa, imveliso yesikrini eluhlaza inokubonelela ababukeli ngamava abandakanyekayo agcwele ubomi kunye nokumangalisa.

Ukusebenzisa isikrini esiluhlaza kufuna ukucwangciswa kwangaphambili kwemveliso ukuze kusetyenziswe ngokufanelekileyo iingenelo zayo. Ngezixhobo ezifanelekileyo, isikhokelo sokudala, kunye nobuchule bokwenza emva kokuveliswa, abenzi befilimu banokudibanisa iitalente zabo ukwenza iifilimu kunye namavidiyo aphuma ngokwenene kukhuphiswano. Ngokugxila kwimigaqo yokukhanyisa ebonakalayo, ukuqonda iindlela zokudubula, okanye ukuthembela kwizixhobo zedijithali kunye ukupeyinta matte amaqhinga, ngokuthe ngcembe imifanekiso iye yenziwa ijikeleze imibono ibe yimiboniso ethi ithabathe abaphulaphuli kwihlabathi liphela.

Ngayo yonke into echazwe apha ngasentla iyamangalisa into onokuyenza ukuba usebenzisa amandla izikrini eziluhlaza!

Molo, ndinguKim, umama kunye nomthandi we-stop-motion onemvelaphi kwindalo yemidiya kunye nophuhliso lwewebhu. Ndinothando olukhulu lokuzoba kunye noopopayi, kwaye ngoku ndintywila kuqala kwihlabathi le-stop-motion. Ngebhlog yam, ndabelana nawe ngokufunda kwam.