Chii chinonzi HD resolution?

HD vhidhiyo inoreve-kureva kurekodha ine sarudzo yakakwirira kudarika imwechete. Hakuchina tsanangudzo isina kufanira pamusoro peH HD. Ndeipi mvumo yakakodzera kwaari inobva pane imwe nzvimbo. Saka, muNorth America nyika kazhinji vhidhiyo chero ipi zvayo ine mitsara inopfuura mazana mana yakasvibiswa yakaverengwa serekhodi yenhaurwa yakakwirira. Munyika dzeEurope, inofanirwa kuva nezvikamu 570 zvakadai. Zvisinei, mazuva ano aya mafananidzo akareba kwazvo.

Zvinyorwa neHD resolution zvinogona kunge zvakasiyana-siyana: pasi kana kuparadzirwa kwepa satellite, digital cable TV, CDs, digital kamera, zvinyorwa zveIndaneti uye chizvarwa chekupedzisira chemashoko emutambo. Makombiyuta akawanda anokwanisa kutamba vhidhiyo yakadaro nekuda kwehutano hweVGA, DVI uye / kana HDMI.

An optical standard Blu-ray disc inogona kupa nzvimbo yakawanda yekuchengetedza maawa akawanda ehurukuro yekurekodha yakakwirira. Dhidhijiti yakasiyana-siyana kana DVD (ine 4.7 GB kana 8.5 GB nekanyora mbiri-yakatarisa) zviri nani zvakare kuzvidzidzo zviduku kudarika masendimita 91, nokuti kazhinji havagoni kutsigira high-definition HD (nemazuva ano) .

Zvichienderana newaini yakagadzirika uye nhamba yezvikamu, iyo yakanakisisa yakagadzirwa yekutumira mavhidhiyo ndeye 720p / 24 mafaira pamutsara, kana 1080 p / 24. Mune dzimwe nyika, kune dzimwe mimwe mitemo - kushandisa kasi yemakumi maviri nemashanu kana makumi matatu nemasere pechipiri. Pakutanga, pawakashandisa vidiyo cassette, chigadziro chacho chaiva ma 480 kana 576 pixels. Zvinyorwa zvakadaro zvinogona kushandurwa ku 720 p format, asi kuumbwa kwakadaro kunogona kukanganisa mufananidzo kana kudikanwa kufungidzira, izvo zvinowedzera kuderedza huwandu hwehuwandu hwechiratidzo. HDTV mavhidhiyo mavhidhiyo atova neHD resolution ye 720 kana 1080 p.

Pamusoro pesarudzo, iyo 720 maitiro yakarurama uye yakakurumidza, nokuti paunenge uchiridza, mapuranga anotakurwa zvishoma nezvishoma. Mutemo 1080, kusiyana nawo, unoshandisa kuparadzanisa mukati, uye naizvozvo unogona kuderedza kukurumidza kwevhidhiyo yokuteerera. Nokuda kwechikonzero ichi, shanho ye 720p inowanzoshandiswa kubudisa mavhidhiyo kubva paInternet kana kutarisa pamutambo, 1080 p pakunyoresa Blu-ray discs .

Nhamba yemavhidhiyo ehurukuro anopiwa pakuona paIndaneti kana kukanda paIndaneti iri kukura zuva nezuva. Pasinei nokuti mafaira akadaro anokurudzirwa sepamusoro-tsanangudzo yekurekodha, haikwanisi kutaurirwa kuti vane HD resolution. Nemhaka yekumanikidzwa kwakasimba uye kujekesa kwezvifananidzo zvakasikwa nemafomu aya, unhu hwavo hwakanyanya kuderera uye kazhinji kunyange huri pasi peDVD-Video.

Mukuwedzera, nhamba inowedzera yevakugadziri vekuongororwa makamera inopa michina ine tsanangudzo yepamusoro yevhidhiyo yekurekota. Muchiitiko ichi, HD yakagadziriswa inokosha, sezvo zviitiko zvakanyorwa nekamera zvingangoita basa rinokosha mune dzimwe nguva. Iyi teknolojia inogadzirisa kuburitsa kwakakwana kwemavara uye purogiramu yakatarwa. Zvisinei, inofanira kuyeukwa kuti mavhidhiyo akadaro anoda chikamu chakanaka chokuchengetedza nzvimbo.

Nhasi, mamwe mitambo yemitambo inotsigira mitambo ine mufananidzo mune 1080p format. Mukana uyu wakakurumidza kuongororwa zvakanaka. Mukuwedzera pakusimbisa hunoonekwa hwemutambo, vashandisi vakakwanisa zvakare kutora kana kutumira mafirimu eHDD nemaklipuro evhidhiyo vachishandisa PlayStation Network. PlayStation 3 inogonawo kutamba Blu-ray, ine DHD-data.