Zimene Mukuyenera Kudziwa Zokhudza 720p ndi 1080p
Ngakhale kuti 4K imatha masiku onsewa ngati njira yabwino kwambiri yopezera ma TV ndi mavidiyo, 720p ndi 1080p ali ndi malingaliro apamwamba omwe akugwiritsidwa ntchito. Chikhalidwe china cha 1080p ndi 720p zomwe amagawana mofanana ndikuti ndizowonetseratu zopita patsogolo (ndiko kuti "p" imachokera). Komabe, apa ndi pomwe kufanana pakati pa 720p ndi 1080p kumatha.
Momwe Zimakhalira 720p ndi 1080p
- 720p ndi ma pixel 1,280 omwe amawonetsedwa pawindo pang'onopang'ono ndi ma pixel 720 pansi pazenera. Izi zimapereka mizere yopingasa 720 pazenera, zomwe ziwonetseranso pang'onopang'ono, kapena mzere uliwonse ukutsatiridwa ndi wina.
- 1080p imayimira mapikseli 1,920 omwe amawonetsedwa pawindo pang'onopang'ono ndi ma pixel 1,080 pansi pazenera. Izi zimabweretsa mapikisilosi oposa 1,080 pazenera, zomwe ziwonetseratu pang'onopang'ono, kapena mzere uliwonse wa ma pixel omwe amatsatila wina. M'mawu ena, monga 720p, mizera yonse ya pixel (mizere) imasonyezedwa pang'onopang'ono.
Chiwerengero cha ma pixel omwe amapanga chithunzi cha 720p ndi pafupifupi 1 miliyoni (zofanana ndi megapixel imodzi mu digito akadali kamera), pomwe palipo pixel 2 miliyoni mu chithunzi cha 1080p. Izi zikutanthauza kuti chithunzi cha 1080p chingasonyeze tsatanetsatane wambiri kuposa chithunzi cha 720p.
Komabe, kodi zonsezi zikutanthauzira bwanji zomwe mumawona pazithunzi za pa TV? Kodi sizingakhale zosavuta kuona kusiyana pakati pa TV 720p ndi 1080p? Osati kwenikweni.
Kulemera kwa pixel 720p ndi 1080p, kuwonetsera masewero ndi kukakhala kutali kuchokera pazenera kumafunika kuganiziridwa. Ngati muli ndi 720p kapena 1080p TV / kanema pulojekiti chiwerengero cha ma pixel omwe amawonetsedwa pa chimodzimodzi ali ofanana ziribe kanthu kaya kukula kwa chinsalu chiri - ndi kusintha kotani komwe kuli ma pixel pa inchi . Izi zikutanthauza kuti ngati chinsalu chikukula, ma pixel angakulire - ndipo kutalika kwanu kudzakhudza momwe mumadziwira tsatanetsatane wowonekera pazenera.
720p, ma TV, ndi TV / Satellite
Owonetsa TV ndi opereka chingwe / satana amatumizira mapulogalamu osiyanasiyana. ABC ndi FOX (zomwe zimaphatikizapo njira zawo zothandizira, monga ESPN, ABC Family, etc ...) ntchito 720p, pamene ambiri opereka, monga PBS, NBC, CBS, CW, TNT, ndi misonkhano yowonjezera, monga HBO , gwiritsani ntchito 1080i. Kuphatikizanso apo, pali chingwe ndi ma satana omwe amatumizidwa mu 1080p, ndipo DirecTV imapanga mapulogalamu 4K . Otsatsa malonda pa intaneti akutumiza zosankha zosiyanasiyana, kuphatikizapo 720p, 1080p, ndi 4K.
Kwa chingwe ndi satanala, TV ya 720p ikulengeza chizindikiro cha 1080i ndi 1080p zovomerezeka malinga ndi chikhalidwe chake cha pixel chokha (TVs 720p sizigwirizana ndi zizindikiro 4K). Ngati kulumikiza zokhudzana ndi media streamer mungathe kukhazikitsa zotsatira zogwirizana ndi zosankha za TV yanu. Ngati muli ndi TV yabwino , idzayesa chizindikiro chosindikiza chomwe chikubwera kuti chikwaniritse chiwonetsero.
Blu-ray ndi 720p
Mosiyana ndi zomwe ambiri amaganiza kuti mungagwiritse ntchito Blu-ray Disc player ndi TV 720p . Osewera onse a Blu-ray angathe kuwonetsedwa 480p / 720p / 1080i / kapena 1080p pogwiritsa ntchito HDMI yotulutsidwa.
Komanso, mukamagwirizanitsidwa ndi TV kapena kanema pa HDMI, ambiri omwe amawoneka ndi Blu-ray Disc amadziwira okha njira yeniyeni ya TV / projector yomwe akugwirizanako ndikukhazikitsa ndondomeko yoyenera. Osewera a Blu-ray amathandizanso kukhazikitsa ndondomeko yowonjezera.
Mfundo Yofunikira - Kodi Muyenera Kugula TV ya 720p?
Kuti tiyankhe funsoli, tiyenera kudziŵa kuti ma TV ambiri tsopano alipo 4K, komabe palinso chiwerengero (ngakhale kuchepa) ma TV 1080p omwe alipo. Komabe, mitengo yotsika ya ma TV 4K Ultra HD sikuti imangopangitsa kuti ma TV 1080p athe kuwonetsa koma imachepetsa kwambiri kupezeka kwa ma TVs 720p, kuwaponyera muzithunzi zazing'ono zojambulapo - sizikuwoneka TV 720p yoperekedwa kukula kwazithunzi kukulirapo kuposa masentimita 32.
Tiyeneranso kukumbukira kuti ma TV ambiri omwe tsopano amatchedwa ma TV 720p ali ndi chikhalidwe cha pixel cha 1366x768, chomwe chiridi 768p. Komabe, kawirikawiri amalengezedwa ngati ma TV 720p. Musalole kuti izi zikulepheretseni, malo awa onse adzalandira zizindikiro zosonyeza 720p, 1080i , ndi 1080p. TV idzayendetsa ndi kuyesa ndondomeko iliyonse yomwe ikubwera ku chiwonetsero chake chowonetsera pixel 1366x768.
Momwe mumadziwira kusiyana pakati pa 720p, 1080p, kapena kuthetsa kwina kulikonse, ndiwona momwe mukuwonera ndi TV yanu. Mutha kupeza kuti TV 720p imatha kuwoneka bwino kuposa TV yeniyeni 1080p pamene yankho ndi chimodzi chokha. Yankho loyendetsa, kujambula kwa mitundu, kusiyana, kuwala, ndi mavidiyo kumtunda kapena kutsika pansi kumathandizanso pachithunzi.
Inde, khalidwe la chizindikiro cha magwero ndilo lalikulu kwambiri. Vuto la kanema la TV limangopereka ndalama zambiri zowonjezera zizindikiro zosungirako zabwino, makamaka ndi VHS kapena chingwe cha analog, ndipo, chifukwa cha magwero opatsirana pa intaneti, khalidweli limadalira osati kokha pa gwero koma kuthamanga kwanu kwa intaneti .
Maso anu akhale otsogolera anu.