4K vs 1080p Ukuthelekisa koMgangatho
Isikhokelo esibanzi sokukunceda uqonde 4k vs 1080p uthelekiso lomgangatho.
ISigqibo sokuqonda: Isiseko soBugcisa
Isisombululo simele inani leepixels ezenza umfanekiso wedijithali okanye ividiyo, echaphazela ngokuthe ngqo inqanaba leenkcukacha kunye nokucaca okubonakalayo kwisikrini. I-1080p, ekwaziwa ngokuba yi-Full HD, iqulathe i-1,920 yeepikseli ezithe tyaba ngeepixels ezili-1,080 ezithe nkqo, ezimalunga ne-2.07 yezigidi zeepikseli. Esi sigqibo besingumgangatho womxholo wenkcazo ephezulu ngaphezulu kweminyaka elishumi kwaye sihlala sisetyenziswa ngokubanzi kumaqonga okusasaza, imidlalo, kunye nosasazo lukamabonakude. Isisombululo se-4K, ngokobuchwepheshe esibizwa ngokuba yi-Ultra High Definition (UHD), iqulethe i-3,840 nge-2,160 pixels, iphelele malunga ne-8.29 yezigidi zepikseli. Oku kubonisa kanye umphinda-phindene wepixel count ka-1080p, kulapho igama elithi “4K” livela khona. Ukuxinana kwe-pixel okwandisiweyo kuvumela ukuba iinkcukacha ezithe kratya zithathwe kwaye ziboniswe, nto leyo iyenza ixabiseke ngakumbi xa kujongwa isikrini esikhulu, ukwenziwa komxholo wobuchwephesha, kunye nosetyenziso olufuna ukuveliswa kwakhona kweenkcukacha.
Umgangatho oBonakalayo kunye neeyantlukwano zeenkcukacha
Umahluko obonakalayo phakathi kwe-4K kunye ne-1080p ibonakala kakhulu xa ujonga umxholo kwizikrini ezinkulu okanye xa uhleli kufutshane nesiboniso. Kwizikrini ii-intshi ezingama-50 nangaphezulu, iinkcukacha ezongezelelweyo kumxholo we-4K zenza imifanekiso ebukhali ngakumbi, ngokucaca okuphuculweyo kwimizobo, iimpawu zobuso, kunye nezinto ezintle ezifana neenwele, ilaphu, kunye neenkcukacha zokwakha. Le nkcukacha yandisiweyo ibaluleke kakhulu kumaxwebhu endalo, usasazo lwezemidlalo, kunye nomxholo we-cinematic apho ukuthembeka okubonakalayo kubaluleke kakhulu. Nangona kunjalo, inzuzo ebonwayo ye-4K ixhomekeke kakhulu kumgama wokujonga kunye nobukhulu besikrini. Kwizikrini ezincinci (ngaphantsi kwee-intshi ze-32) okanye umgama wokubukela wegumbi lokuhlala (i-8-10 yeenyawo), iliso lomntu linokuba nzima ukwahlula phakathi kwe-1080p kunye nomxholo we-4K ofakwe kakuhle. Indawo emnandi yokuxabisa iinkcukacha ze-4K ngokuqhelekileyo yenzeka xa uhleli 4-6 iinyawo ukusuka kwi-55-intshi okanye umboniso omkhulu. Ukongeza, umgangatho wemithombo yomthombo kunye neendlela zokufaka iikhowudi zinokuchaphazela kakhulu umahluko obonakalayo phakathi kwezisombululo.
Ubungakanani beFayile kunye neeMpembelelo zokuGcina
Ubalo lwephikseli oluphindwe kane kwividiyo ye-4K luguqulela ngokuthe ngqo kwiisayizi ezinkulu zefayile, ngokuqhelekileyo ukusuka ku-2.5 ukuya ku-4 amaxesha amakhulu kumxholo we-1080p olinganayo, ngokuxhomekeke kwi-codec kunye noxinzelelo lweseto esetyenzisiweyo. Ifilimu eqhelekileyo ye-1080p ingathatha i-4-8 GB yendawo yokugcina, ngelixa umxholo ofanayo kwi-4K unokufuna i-15-30 GB okanye ngaphezulu. Oku kwanda okumangalisayo kobukhulu befayile kunempembelelo ebalulekileyo kwiziseko zogcino, izisombululo zokugcina, kunye namaxesha okudlulisa. Kubenzi bomxholo kunye neengcali ezisebenza ngeefayile zevidiyo, iimpembelelo zokugcina zandisa ngaphaya kwesiphumo sokugqibela. Imifanekiso ye-4K ekrwada, iifayile ezinikezelayo eziphakathi, kunye ne-asethi yeprojekthi inokusebenzisa ngokukhawuleza i-terabytes yendawo yokugcina. Iyure enye ye-4K engaxinzelelwanga i-footage inokugqithisa i-500 GB, yenza izisombululo zokugcina ezomeleleyo kunye nokusebenza kakuhle kokulawulwa kweefayile kubalulekile. Ukongeza, ukusebenza ngezi fayile zinkulu kufuna ihardware enamandla ngakumbi yokuhlela okugudileyo kunye namaxesha okulungisa okukhawulezayo onikezelo kunye nemisebenzi yokuguqula.
IBandwidth kunye neNgqwalaselo yoMsinga
Ukuhanjiswa komxholo we-4K kufuna kakhulu i-bandwidth kune-1080p, kunye namaqonga amaninzi ancoma ubuncinci bezantya ze-intanethi ze-25-35 Mbps zokusasazwa kwe-4K ezinzile, xa kuthelekiswa ne-5-8 Mbps ye-1080p. Le mfuneko ye-bandwidth inokuba yingxaki kumakhaya anezicwangciso ezilinganiselweyo ze-intanethi, abasebenzisi abaninzi ngaxeshanye, okanye uqhagamshelo olungazinzanga. INetflix, umzekelo, isebenzisa malunga ne-3 GB ngeyure kwi-1080p yokusasaza kodwa inokutya ukuya kuthi ga kwi-7 GB ngeyure kumxholo we-4K. Ukunyuka kweemfuno ze-bandwidth kukwachaphazela uthungelwano lokuhanjiswa komxholo kunye neziseko zokusasaza. Ababoneleli kufuneka balinganise umgangatho kunye nokufikeleleka, ngokuphindaphindiweyo ukuphumeza ukuhanjiswa okuguquguqukayo okulungelelanisa ngokuzenzekelayo isisombululo ngokusekelwe kwi-bandwidth ekhoyo. Kubasebenzisi abaneentloko zedatha okanye uqhagamshelo olucothayo lwe-intanethi, i-1080p ihlala ibonelela ngamava okujonga athembekileyo ngaphandle kwe-buffering kunye nomgangatho wehla ohambelana nokungonelanga kwe-bandwidth ye-4K streams.
Iimfuno ze-Hardware kunye nokuhambelana
Ukubonisa kunye nokucubungula umxholo we-4K kufuna i-hardware enamandla ngakumbi xa kuthelekiswa ne-1080p. Amakhadi emizobo, iiprosesa, kunye nezixhobo zokubonisa kufuneka zixhase isisombululo se-4K kwaye zibe namandla okwaneleyo okusebenza ukujongana nomthwalo owandisiweyo wedatha. Iihardware ezindala zinokusokola ngokudlala kwakhona kwe-4K, okukhokelela ekulahlekeni kwezakhelo, ukuthintitha, okanye ukungakwazi ukudlala umxholo kwaphela. Uluhlu lwangoku oluphakathi ukuya kwisiphelo esiphezulu samakhadi egraphics aphatha ukudlala kwakhona kwe-4K kakuhle, kodwa ukuhlela okanye ukwenza umxholo we-4K kufuna ngakumbi ukucaciswa kwehardware eyomeleleyo. Ukuhambelana kunabela ngaphaya kwamandla okusebenza nje ukubandakanya imigangatho yoqhagamshelo kunye nesakhono sokubonisa. Umxholo we-4K ufuna i-HDMI 2.0 okanye ngaphezulu, i-DisplayPort 1.2 okanye ngaphezulu, okanye imigangatho yoqhagamshelo elinganayo ukugcina umgangatho ogcweleyo. Izixhobo ezindala, iintambo, kunye neziboniso zisenokungayixhasi le migangatho, ezinokuthi zithintele amava okubukela okanye zifune ukuphuculwa kwehardware. Ukongeza, abanye abadlali beendaba abadala, izixhobo zokusasaza, kunye neeTV ezihlakaniphile zisenokungaxhasi i-codecs ye-4K okanye zibe namandla okwaneleyo okuqhuba ukudlala kakuhle.
IMveliso kunye neMpembelelo yokuDalwa koMxholo
Ukudala umxholo kwi-4K kufuna izixhobo eziyinkimbinkimbi, ukusuka kwiikhamera ezikwazi ukurekhoda kwe-4K ukuya kwiinkqubo zokuhlela kunye namandla okusebenza okwaneleyo kunye nomthamo wokugcina. Iikhamera ze-4K zobuchwephesha zihlala zibiza kakhulu kunezinye zazo ze-1080p, kwaye yonke imveliso yemveliso kufuneka inyuswe ukuze ijongane neemfuno ezandisiweyo zedatha. Oku kubandakanya amakhadi ememori akhawulezayo, iinkqubo zekhompyuter ezomeleleyo, kunye namaxesha awandisiweyo onikezelo lwemveliso yokugqibela. Iinzuzo zemveliso zokudubula kwi-4K zandisa ngaphaya kokuhambisa umxholo we-4K. Ukufota kwi-4K kubonelela ngokuguquguquka okongeziweyo kwimveliso yasemva, evumela abahleli ukuba batyale, basondeze, kwaye bahlengahlengise iishoti ngelixa begcina umgangatho we-1080p kwimveliso yokugqibela. Obu buchwephesha, obaziwa ngokuba “kukubetha ngaphakathi,” bubonelela ngokufanelekileyo ngee-engile zekhamera ezininzi ukusuka kumthombo omnye we-4K. Ukongeza, ukufakwa kwe-4K kubonelela ngobungqina bexesha elizayo bomxholo onokuthi uhlaziywe okanye uhlaziywe njengoko iziboniso ze-4K zixhaphake kakhulu.
Izinto eziphambili zokuThatha
Impembelelo ebonakalayo ixhomekeke kwiMeko yokuJonga
Izibonelelo ze-4K ngaphezulu kwe-1080p zibonakala kakhulu kwizikrini ezinkulu kunye nemigama ekufutshane yokujonga.
- I-4K ikhanya kwizikrini ze-50 + intshi kwi-4-6 iinyawo zokubukela umgama
- Izikrini ezincinci okanye ukujonga kude kunokubonisa umahluko omncinci
- Umgangatho womthombo ubaluleke ngaphezu kwesisombululo samava ngokubanzi
Ukugcinwa kunye neeMfuno zeBhandwidth zilinganisa ngokumangalisayo
Umxholo we-4K ufuna izixhobo ezingakumbi zokugcina, ukusasaza, kunye nokusetyenzwa
- Ubukhulu befayile buqhelekile ukuba yi-2.5-4x enkulu kunokulingana kwe-1080p
- Ukusasaza kufuna i-25-35 Mbps vs 5-8 Mbps ye-1080p
- I-Hardware kufuneka ixhase ukusetyenzwa okwandisiweyo kunye neemfuno zedatha
Khetha iSigqibo esiSekwe kwiSimo sokuSetyenziswa kunye neZibonelelo
Olona khetho lufanelekileyo phakathi kwe-4K kunye ne-1080p luxhomekeke kwiimfuno ezithile, izixhobo kunye nemiqobo.
- I-1080p ihlala igqwesile kuninzi lweemeko zokubukela kunye neziboniso ezincinci
- I-4K ibonelela ngobungqina bexesha elizayo kunye neenzuzo zokuguquguquka zobuchwephesha
- Qwalasela iindleko ezipheleleyo zobunini kubandakanya ukugcinwa, i-bandwidth, kunye nehardware
Imibuzo ebuzwa qho
Ngaba ndiyawubona umahluko phakathi kwe-4K kunye ne-1080p kwi-TV eqhelekileyo?
Ukubonakala komehluko kuxhomekeke kubungakanani bakho beTV kunye nomgama wokubukela. KwiiTV ezincinci kune-intshi ezingama-40 okanye xa uhleli ngaphezulu kweenyawo ezi-8, umahluko unokuba mncinci. Nangona kunjalo, kwizikrini ezinkulu (ii-intshi ezingama-50+) ezijongwe kumgama okufutshane, i-4K ibonelela ngeenkcukacha ezibukhali ngakumbi kunye nokucaca.
Ngaba i-4K ifanelekile ukuba ndisasaza umxholo?
Kuxhomekeke kuqhagamshelo lwakho lwe-intanethi kunye nokujonga ukuseta. Uya kudinga ubuncinci be-25 Mbps yokusasaza okuzinzileyo kwe-4K, kwaye izibonelelo zibonakala kakhulu kwizikrini ezikhulu. Ukuba une-intanethi ethembekileyo enesantya esiphezulu kunye nomboniso omkhulu, ukusasazwa kwe-4K kunokubonelela ngamava okujonga aphuculwe kakhulu.
Kutheni iifayile zevidiyo ze-4K zinkulu kakhulu kune-1080p?
I-4K iqulethe iipikseli ezininzi ngokuphindwe kane njenge-1080p (i-8.29 yezigidi vs i-2.07 yezigidi), ifuna idatha eninzi yokugcina iinkcukacha ezongezelelweyo. Nangona ucinezelo olusebenzayo, iifayile ze-4K ziqhelekile ngamaxesha angama-2.5-4 amakhulu kumxholo olinganayo we-1080p, kuxhomekeke kwikhowudi kunye nomgangatho osetyenzisiweyo.
Ngaba ndifuna izixhobo ezikhethekileyo zokudlala iividiyo ze-4K?
Ewe, ukudlala kwe-4K kufuna i-hardware ehambelanayo equka i-4K-ikhono lokubonisa, iintambo ezifanelekileyo zokudibanisa (i-HDMI 2.0 + okanye i-DisplayPort 1.2+), kunye negunya elaneleyo lokucubungula. Iikhompyuter ezindala, abadlali bemidiya, okanye iiTV zisenokungasixhasi isisombululo se-4K okanye zinokusokola ngokudlala kakuhle.
Ngaba kufuneka ndidubule ividiyo kwi-4K nokuba ndifuna kuphela imveliso ye-1080p?
Ukudubula kwi-4K ye-1080p imveliso ibonelela ngeenzuzo ezininzi kubandakanya ukukwazi ukutshala kunye nokuphinda ufane ukudubula ngelixa ugcina umgangatho, ubungqina bexesha elizayo bomxholo wakho, kunye nokuba nemathiriyeli yomthombo ophakamileyo wokuphinda uqwalaselwe kwakhona. Nangona kunjalo, oku kufuna indawo yokugcina kunye namandla okusebenza.
Singakanani isantya se-intanethi endisidingayo ngokusasaza kwe-4K?
Uninzi lweenkonzo zokusasaza zincoma i-25-35 Mbps yokusasazwa kwe-4K ethembekileyo, nangona abanye banokusebenza kunye ne-15-20 Mbps encinci. Kubalulekile ukuba ube ne-headroom ye-bandwidth yolunye usetyenziso lwe-intanethi kunye nokuphendula ngokuguquguquka kwenethiwekhi okunokubangela ukugcinwa kwe-buffering okanye ukuhla komgangatho.
Ngaba ukuphuculwa komgangatho ukusuka kwi-1080p ukuya kwi-4K kubaluleke kakhulu ukusuka kwi-SD ukuya kwi-HD?
Ngokuqhelekileyo akukho, ukutsiba ukusuka kwinkcazo eqhelekileyo ukuya kwi-HD (1080p) kwakumangalisa kakhulu kubabukeli abaninzi kunokuphucula ukusuka kwi-1080p ukuya kwi-4K. Ukuphuculwa kwe-4K kunobuqili kwaye kuxhomekeke kakhulu kwiimeko zokubukela, ubungakanani besikrini, kunye nomgangatho wezinto ezibonakalayo. Izibonelelo zibonakala ngakumbi kunye nezikrini ezinkulu kunye nemigama esondeleyo yokujonga.
Sebenzisa Ulwazi Lwakho
Ngoku uyawaqonda amagama, zama uQinisekisa ukuze usebenzise oko ukufundileyo. Uguqulelo lwasimahla, olungenamda kwaye akukho akhawunti ifunekayo.