Ukadaulo Waposachedwa mu Televizioni: HDR10+
Pendauluan
Ma TV akhala akusintha kwambiri kuyambira pomwe adakhazikitsidwa. Kukula kumeneku kumapitirira kukula kwa sikirini ndi mawonekedwe ake mpaka ku khalidwe la chithunzi ndi zinthu zomwe zimaperekedwa. Chimodzi mwa ukadaulo waposachedwa kwambiri womwe umakopa chidwi ndi HDR10+. Ukadaulo uwu ndi muyezo wa High Dynamic Range (HDR) womwe umakulitsa HDR10, yokhala ndi zowonjezera zomwe zimapereka mawonekedwe abwino kwambiri.
Kumvetsetsa HDR ndi HDR10
Musanakambirane za HDR10+ mwatsatanetsatane, ndikofunikira kumvetsetsa mfundo zoyambira za HDR ndi HDR10. HDR ndi ukadaulo womwe umawonjezera kusiyana ndi mtundu wa chithunzi, ndikuchibweretsa pafupi ndi mphamvu zomwe zimaonekera ndi diso la munthu. Ukadaulo uwu umalola ma TV kuwonetsa zambiri m'malo owala komanso amdima kwambiri pachithunzichi.
HDR10 ndi muyezo wotseguka wa HDR wopangidwa ndi Consumer Technology Association (CTA). Unali umodzi mwa mitundu yoyamba ya HDR yomwe imapezeka kwa ogula ndipo umathandizidwa ndi zida zambiri monga ma TV, osewera a Blu-ray, ndi ma consoles amasewera. HDR10 imagwiritsa ntchito metadata yosasinthika, zomwe zikutanthauza kuti chidziwitso chokhudza kuwala ndi kusiyana kwa milingo chimaperekedwa mu seti imodzi kumayambiriro kwa zomwe zili ndipo sichisintha nthawi yonse yomwe zili mkati.
Ubwino ndi Zofooka za HDR10
HDR10 imabweretsa kusintha kwakukulu poyerekeza ndi standard dynamic range (SDR). Imapereka mitundu yosiyanasiyana komanso kusiyana kwabwino, zomwe zimapangitsa kuti zithunzi ziwoneke bwino komanso zenizeni. Ogwiritsa ntchito ambiri nthawi yomweyo amazindikira kusiyana kwakukulu pakuwoneka bwino akasintha kuchokera ku SDR kupita ku HDR10.
Komabe, HDR10 ili ndi zoletsa zake. Kugwiritsa ntchito metadata yosasinthasintha kumatanthauza kuti wailesi yakanema iyenera kusunga makonda omwewo pazinthu zonse, mosasamala kanthu za kusiyana kwa zochitika. Izi zingayambitse mavuto pakakhala kusiyana kwakukulu kwa kuwala ndi kusiyana pakati pa magawo osiyanasiyana a kanemayo. Mwachitsanzo, chithunzi chokhala ndi magetsi owala usiku sichingajambulidwe bwino chifukwa makonda omwe agwiritsidwa ntchito sangagwirizane.
HDR10+ ngati Yankho
HDR10+ ndi njira yowonjezera ku HDR10 yomwe cholinga chake ndi kuthana ndi zofooka za HDR10. Yopangidwa ndi Samsung ndi Amazon, HDR10+ imagwiritsa ntchito metadata yosinthika, kulola kuti zoikamo kuwala ndi kusiyana zisinthidwe mosinthasintha kuchokera ku chimango kupita ku chimango, kapena ngakhale gawo ndi gawo. Mwanjira ina, wailesi yakanema imatha kusintha zoikamo za chilichonse kutengera zomwe zaperekedwa, zomwe zimapangitsa kuti chithunzi chikhale cholondola komanso chabwino kwambiri.
Ubwino wa HDR10+
Chimodzi mwa zabwino zazikulu za HDR10+ ndikugwiritsa ntchito metadata yosinthasintha. Metadata yosinthasintha imalola wailesi yakanema kusintha kusiyana ndi kuwala nthawi yeniyeni. Izi zimatsimikizira kuti gawo lililonse likuwonetsedwa pamalo oyenera, zomwe zimapangitsa kuti muwone bwino komanso kuti muwone bwino.
Kuphatikiza apo, HDR10+ imathanso kuwonjezera mitundu yosiyanasiyana yomwe imawonetsedwa pazenera. Izi zikutanthauza kuti mitundu yowala komanso yowala imatha kupangidwa, zomwe zimapangitsa kuti zithunzi ziwoneke bwino komanso zenizeni. Mitundu yolondola komanso tsatanetsatane wocheperako zimatanthauzanso kuwonera kosangalatsa kwambiri, makamaka mukaonera zinthu zapamwamba monga makanema ndi mndandanda wa pa TV.
Kusintha kwina komwe kwabwera ndi HDR10+ ndikugwirizana kwakukulu. HDR10+ ndi mtundu wotseguka, zomwe zikutanthauza kuti ungagwiritsidwe ntchito ndi opanga makanema apa TV osiyanasiyana komanso opanga zinthu popanda kufunikira chilolezo cholipira. Izi zimasiyana ndi mitundu ina ya HDR, yomwe imafuna ndalama zolipirira zilolezo. Zotsatira zake, HDR10+ ili ndi mwayi wogwiritsidwa ntchito kwambiri ndi opanga zida ndi opanga zinthu, zomwe pamapeto pake zimawonjezera kuchuluka kwa zomwe zilipo mu mtundu wa HDR10+.
Mapulogalamu ndi Kugwirizana
Chimodzi mwa zabwino za HDR10+ ndi kupezeka kwake pazida zosiyanasiyana. Ma TV ambiri amakono a Samsung amathandizira kale HDR10+, ndipo mitundu ina ingapo yayamba kugwiritsa ntchito muyezo umenewu. Kupatula ma TV, zida zina monga ma Blu-ray player, ma stream media player, ndi ma consoles amasewera zimagwirizananso ndi HDR10+.
Monga m'modzi mwa opanga mapulogalamu a HDR10+, Amazon yathandizira mtundu uwu pa ntchito yake yotsatsira makanema ya Prime Video. Zinthu zambiri zapamwamba, monga makanema ndi mndandanda wa Amazon, zikupezeka mu mtundu wa HDR10+, zomwe zimapatsa ogwiritsa ntchito mawonekedwe abwino kwambiri. Kupatula Amazon, ntchito zina zotsatsira makanema zayambanso kupereka zinthu zomwe zimagwiritsa ntchito HDR10+, kukulitsa chilengedwe ndi kusankha kwa ogula.
Kuyerekeza ndi Mafomu Ena a HDR
HDR10+ si mtundu wokhawo wa HDR wokhala ndi metadata yosinthika; Dolby Vision ndiye mpikisano wake waukulu. Ngakhale kuti zonsezi zimapereka metadata yosinthika, pali kusiyana komwe kungakhudze zisankho za ogula.
Dolby Vision, yopangidwa ndi Dolby Laboratories, nthawi zambiri imaonedwa kuti ndi muyezo wapamwamba wa HDR. Imagwiritsa ntchito metadata yosinthika ndipo imathandizira kuwala mpaka ma nits 10.000, poyerekeza ndi HDR10+, yomwe imathandizira ma nits 4.000. Komabe, Dolby Vision imafuna layisensi yolipira, yomwe ingawonjezere ndalama kwa opanga zida zamagetsi ndi zinthu.
Kumbali inayi, HDR10+ ndi yotseguka ndipo siifuna ndalama zolipirira zilolezo, zomwe zingapangitse kuti ikhale yokongola kwambiri kwa opanga ndi opanga zinthu omwe akufuna njira yotsika mtengo. Ngakhale kuti singafikire pamlingo wofanana ndi wa Dolby Vision, HDR10+ ikuperekabe kusintha kwakukulu poyerekeza ndi HDR10 ndipo ndi yokwanira kukwaniritsa zosowa za ogwiritsa ntchito ambiri.
Kutseka
HDR10+ ikuyimira patsogolo kwambiri muukadaulo wa pa TV, zomwe zikupereka kusintha kwakukulu pa khalidwe la zithunzi poyerekeza ndi HDR10. Ndi metadata yosinthika, HDR10+ imatha kuwonetsa kusiyana ndi mitundu yolondola kwambiri, kupereka mawonekedwe abwino kwambiri. Kuphatikiza apo, monga mawonekedwe otseguka, HDR10+ ili ndi kuthekera kogwiritsidwa ntchito kwambiri ndi opanga zida zosiyanasiyana komanso opanga zinthu.
Pakati pa mpikisano ndi mitundu ina ya HDR monga Dolby Vision, HDR10+ imapereka yankho lotsika mtengo popanda kutaya khalidwe labwino kwambiri. Ogwiritsa ntchito omwe akufunafuna kuonera kwapamwamba popanda kulipira mtengo wapamwamba angapeze HDR10+ chisankho chabwino. Popeza ukadaulo udakalipo, titha kuyembekezera kuwona kugwiritsa ntchito zambiri ndi zinthu zothandizira HDR10+ posachedwa, zomwe zimapangitsa kuti ikhale imodzi mwaukadaulo wosangalatsa kwambiri pa wailesi yakanema masiku ano.
