4K vs 1080P: N'chifukwa 4K kuposa 1080P
4K TV luso ali pano, ndipo kokha tifika zazikulu ndi zambiri m'zinenero nthawi ikamapita. Koma kodi inu mukudziwa zomwe 4K uliri?
Werengani pa tikupeza basi zimene 4K, kodi kumasiyana ndi 1080P mkulu tanthauzo, ndipo ambiri Chofunika - chifukwa 4K UHD kwambiri kuposa 1080P HD.
Kodi pali kusiyana kotani pakati 4K Ndipo 1080P Video?
Anthu ambiri tsopano bwino 1080P mkulu tanthauzo kanema khalidwe. Iwo chidwi chifukwa ndi losavuta kumva ndipo chifukwa cha zimenezi, anakhala muyezo mkulu tanthauzo mtundu ntchito padziko lonse. Ngakhale ogula DSLR makamera wogulira pa bwino pansi $ 1000 ndi zonse 1080P kujambula ndi vidiyo imapanga masiku ano. Izi waika mkulu tanthauzo luso m'manja mwa ngakhale bajeti sadziwa ankachita masewera videographer.
Koma 4K ndi luso amene kupeza chidwi tsopano, ndipo n'zomveka. Iwo Komabe, n'zosavuta kusokonezeka pakati 1080P ndi 4K. Kodi kwenikweni ndi kusiyana pakati pawo? N'chifukwa chiyani yabwino kuposa ena? Kodi n'zotheka kudziwa kusiyana? Zonsezi ndi mafunso ofunika kuyankhidwa ngati munthu akufuna kuti bwino, olimba kudziwa za tsogolo la kopitilira muyeso mkulu tanthauzo kanema mu mawonekedwe 4K.
Tiyeni tione chofunika kwambiri kusiyana 4K ndi 1080p. Ichi, ndithudi, nkhani ya kusamvana.
4K amadziwika kopitilira muyeso High Tanthauzo (UHD), pomwe 1080P limangolembedwa oyambitsa High Tanthauzo. Pamene maina awo akusonyezera, 4K UHD ali apamwamba kwambiri kuposa kusamvana 1080P HD video. 4K kusamvana ndi chimodzimodzi 3840 × 2160 mapikiselo, pamene 1080P tichipeza 1920 × 1080 mapikiselo.
The 4K akuti amatanthauza pafupi 4000 yopingasa mapikiselo. Pa chikhalidwe kusamvana anali kuwanena kuti malinga ofukula mapikiselo ndi zinachitikira 1080P, 1080 mizere amapanga mkulu tanthauzo kusamvana. Poyerekezera, 4K zimaonetsa 2160 mapikiselo vertically; ndithu kuwonjezeka.
Pa mbali chiŵerengero cha 16: 9, 4K lili pafupifupi kanayi chiwerengero cha mapikiselo pa nsalu poyerekeza ndi 1080P luso - kuposa eyiti miliyoni mapikiselo kwa 4K ndi ziwiri miliyoni mapikiselo kwa 1080P. Izi chachikulu kusiyana akupereka zina zofunika ubwino kwa 4K pamene wina akuyerekeza ku khalidwe la 1080P video.
N'chifukwa chiyani 4K Video Kuposa 1080P?
Pali zifukwa zingapo chifukwa 4K wagwetsa bwino patsogolo 1080P mwa mawu a chithunzi khalidwe. Zifukwa ti- kambirana zinthu ozungulira momwe izo akhoza kuthetsa owonjezera zabwino tsatanetsatane, kutha kuona mfundo imeneyi pamene pansi kwambiri kuposa kale kuti nsalu yotchinga, ndi kuchokera kupanga amazionera, luso onga pansi chojambulira pafupipafupi HD ndi zina akamagwiritsa pamene kusunga mkulu Koma kwambiri mwatsatanetsatane khalidwe la choyambirira (makamaka pamene ankaona pafupi).
Pamwamba pa zifukwa zitatu kuti 4K kanema trumps 1080P ndi:
1. Kuthetsa Mwatsatanetsatane
Kopitilira muyeso High Tanthauzo ma TV ntchito 4K luso amatha kubereka kwambiri zosamvetsetseka mwatsatanetsatane mu chimaonekadi apamwamba Mosiyana mafashoni, chifukwa kuli quadruple chiwerengero cha mapikiselo poyerekezera 1080P. Izi imatengedwa wamkulu ntchito 4K kanema muyezo.
Zitsanzo za kumene ndi noticeable ali ndi kumasulira kwa tsitsi kapena nthenga, komanso zithunzi muli zabwino kwambiri tsatanetsatane zimene mwina zachititsa nkhani monga moire kapena pang'ono blurring mu akamagwiritsa pambali kopitilira muyeso mkulu tanthauzo. Ndithudi pamene ankaona pafupi, yovuta kuthetsa dongosolo kuoneka pasanathe zimapangika kumalo pa chirichonse pambali 4K chophimba.
2. Kwambiri Yoona
Chifukwa cha lalikulu kuwonjezeka kusamvana kuti 4K wakhala poyerekeza ndi 1080P, timatha wowerenga kuti pabwino kwambiri kuti chinsalu ndi kusangalala ndi kuyankha funso. Ndipotu, mulingo woyenera analimbikitsa choonera kutali kwa 4K TV zingakhale kawiri pafupi wokhazikika TV. Ichi ndi chifukwa 4K kotani kwambiri pamene wakhala pafupi; atakhala zina mmbuyo zikutanthauza kuti inu kawirikawiri Samva ake pazipita ubwino (ngakhale akadali mosakayikira akhoza kusangalala ndi wapamwamba momveka bwino, kaya mtunda).
Mwachidule, inu mukhoza kukhala kawiri pafupi 4K chophimba poyerekeza ndi muyezo mkulu tanthauzo chophimba popanda kuona pixelation kuti kumachitika ndi m'munsi tanthauzo zosiyanasiyana.
3. makulitsidwe Mpaka
Nthawi zambiri, wolembera adzafunika scaled mpaka m'munsi kusamvana. Pankhani ya 4K, wina angafune downscale kwa 2K mkulu tanthauzo linanena bungwe. Mayesero asonyeza kuti pamene kuyerekeza chomaliza kanema khalidwe la 4K kanema omwe downscaled kuti 2K, chithunzicho ndi chimaonekadi chokwanira komanso chomveka akanatha kukhala kuchokera pachiyambi kulenga chojambulira mu 2K.
Kwa anthu amene amafuna ndi kuyembekezera Mtheradi apamwamba zotheka khalidwe filimu zinachitikira, 4K ndi chiperekedwe ikuyandikira onse mabokosi. Kuchokera china amazionera, ndi kuonera amazionera, izi kopitilira muyeso mkulu tanthauzo luso ati kusintha mmene timaonera mavidiyo.
TV zopangidwa monga Sony tsopano kugulitsa 4K ma TV pa mitengo kuti wokonda angakwanitse, ndipo zambiri zili ndi kanema kudza zopeka 4K. Komanso okha nkhani ya nthawi DSLR ogula makamera zili ndi 4K kanema luso; ndi Canon 1DC DSLR hybrid kale anafika kuti wosaiwalika.
Zonsezi zikusonyeza kwa 4K kukhala sayansi kuti salinso mwa manja a yaikulu yopanga makampani, koma kungakhale mu manja a tsiku ndi tsiku kanema chowombelera ndi amene chabe amakonda kuona zithunzi zoyenda kwambiri kwambiri mwatsatanetsatane mtundu n'kotheka.
Simungamayambane ndendende zomwe 4K ndi, mukhoza kuyamba kuyamikira ake oona mphamvu ndi zoonekeratu phindu pa 1080p. Monga kanema sayansi ya m'tsogolo, 4K ayamba mu kutchuka kwambiri ndi tsiku, ndipo anthu kwambiri savvy ndipo amadziwa umatha adzakhala apita patsogolo yosangalatsa imeneyi nyengo yatsopano mu digito video.
Pali angapo 4K kanema converters ndi wamphamvu ntchito. Komabe, ngati kanema akatembenuka ndi latsopano kwa inu, taganizirani Wondershare Video Converter Ultimate, umene ndi wamphamvu koma yosavuta kugwiritsa ntchito chida owerenga angoyamba kunja. Koperani ufulu woyeserera m'munsimu.
