Kafin Ka Siya Musayar Lasin Blu-ray Disc Ultra HD

Akwai sabon tsarin Disc na Blu-ray a garin, kuma 'yan wasan suna farawa don isa kan ɗakunan ajiya. An yi amfani da shi a matsayin Ultra HD Blu-ray , waɗannan 'yan wasan sun kawo nauyin haɓaka wanda ya wuce nauyin fasahar Blu-ray Disc din.

Duk da haka, kafin ka fara sayen daya daga cikin waɗannan 'yan wasan, akwai wasu abubuwa masu muhimmanci waɗanda kana bukatar ka sani.

Abin da Ultra HD Blu-ray yake

Ultra HD Blu-ray yana da tsarin da ke amfani da fayilolin da suke daidai da nauyin jiki kamar Disc Blu-ray Disc, amma suna da siffofin jiki daban-daban na daban waɗanda suke buƙatar amfani da wani nau'i na daban, wanda ake kira Ultra HD Blu- Kungiyar Ray Disc (duba misalai a hoto da aka haɗe zuwa wannan labarin).

Wasu daga cikin bayanai na Ultra HD Blu-ray Disc format sun hada da:

Sakamakon Resolution na Ƙasar - 4K (2160p - 3840x2160 pixels) .

Disc Capacity - 66GB (dual-Layer) ko 100GB (sau uku Layer) damar ajiya, kamar yadda ake buƙata ta tsawon abun ciki da fasali. Ta hanyar kwatanta, hanyar Blu-ray Disc ta dace yana goyon bayan 25GB guda Layer ko 50GB dual Layer ajiya. Wannan yana nufin cewa don yaɗa ƙarin ajiya a kan wani fim din Ultra HD Blu-ray, "rami" da ke dauke da bayanin bidiyon da keɓaɓɓen bayanan ya kasance da ƙarami, wanda ke nufin ba za su iya karanta su ta Blu-ray mai kyau ba. Mai kunnawa Disc.

Siffar bidiyo - HEVC (H.265) codec. Tsarin Blu-ray Disc na yau da kullum yana amfani da AVC (2D), MVC (3D), ko VC-1 codec video.

Ra'ayin Tsarin - An bayar da tallafi don rawanin tsarin 60Hz.

Formats Launi - 10-Bit launi zurfin (BT.2020), da kuma HDR (High Dynamic Range) haɓaka bidiyo (kamar Dolby Vision da HDR10) ana goyan baya. Standard Blu-ray yana goyon bayan BT.709 launi na musamman.

Canja wurin Bidiyo - Har zuwa 128mbps (ainihin sauye-sauyen gudu za su bambanta dangane da ɗakin da ke fitowa da abun ciki). Ta hanyar kwatanta, misali Blu-ray mai kwakwalwa yana goyon bayan harkar canja wuri 36mbps.

Taimakon Audio - Dukkan fayilolin mai kwakwalwa na Blu-ray na yau da kullum suna goyan baya, ciki har da tsarin tsari, kamar Dolby Atmos da DTS: X. Kodayake kwakwalwar Blu-ray da kuma 'yan wasan suna dacewa da waɗannan samfurori, za a ƙara aiwatar da su sosai a matsayin wani ɓangare na kwarewa ta Ultra HD Blu-ray.

Haɗin jiki - HDMI 2.0a kayan aiki tare da HDCP 2.2 kwafin-kariya shi ne daidaitattun don haɗin kunnawa / bidiyo. Tsarin Blu-ray Disc yana daidaita har zuwa HDMI ver 1.4a .

NOTE: Kamar yadda aka buga kwanan wata na wannan labarin, ƙaddamar da 3D bai zama ɓangare na ɓangare na Ultra HD Blu-ray Disc ba.

Ultra HD Blu-ray vs yanzu / 'Yan wasan kwaikwayo Blu-ray na baya

Abu mafi mahimmanci ya nuna shi shine cewa Ultra HD Blu-ray Discs bazai zama abin karɓa ba a kan 'yan wasa na Blu-ray' yan kwanan baya / baya na baya saboda halaye da aka tsara a cikin sashe na baya.

Duk da haka, labarin mai dadi shine idan ka sayi dan lasisin Blu-ray Disc Ultra HD, baza ka jefa fitar da Blu-ray Disc ko DVD ɗinka ba.

Kamar yadda yake tsaye a yanzu (da kuma gaba mai yiwuwa) dukan 'yan wasan Disc na Blu-ray Disc Ultra HD sunyi jituwa tare da DVDDD / 3D Blu-ray Discs, DVD (ciki har da DVD + R / + RW / DVD-R / -RW ( sai dai DVD-RW VR mode rikodin DVD fayiloli), da kuma CD audio masu kyau.

Bugu da ƙari, 4K an ƙaddamar da shi don mai kunnawa na Blu-ray Discs, kuma duka 1080p da 4K upscaling yana yiwuwa ga DVDs.

Karin Ƙarin Hanyoyin Fasaha Blu-ray Disc Ultra HD

Baya ga aiwatar da Ultra HD Blu-ray Disc format, Ultra HD Blu-ray Discs suna yarda su hada da wadannan zažužžukan.

Gizon Intanit - Yayi tare da 'yan wasan Blu-ray Disc na yau da kullum, masu sana'a suna da zaɓi na haɗaka da damar yin amfani da intanet akan' yan wasan Blu-ray Ultra HD. Wa] annan 'yan wasan za su iya yin amfani da 4K bayanai daga ayyuka, irin su Netflix . Alamomi suna cewa wannan damar za a haɗa shi a cikin 'yan wasan Blu-ray Disc Ultra HD.

Digital Bridge - Wani alama mai ban sha'awa da aka ba da izinin amfani dashi a cikin 'yan wasan Blu-ray Diski Ultra HD, wani ɓangaren da ake kira "Digital Bridge". Masu sana'a zasu iya zaɓar don samar ko ba su samar da shi ba. An saki 'yan wasan farko na' yan wasa a shekara ta 2016, ba kamar kowa ba ya kunshi wannan alama.

Abin da "Digital Bridge" ya bada, idan an aiwatar, masu lasifikar Blu-ray Ultra HD don duba abubuwan da ke ciki a cikin gida da na'urorin hannu.

Bayani akan yadda za'a aiwatar da wannan fasali ba cikakke ba, amma alamun nuna cewa yana iya ƙila damar yin kwafin abun ciki na sayan Blu-ray Disc na Ultra HD a kan dirar da aka gina a cikin na'urar Blu-ray Disc, kuma ya bar shi Abubuwan da ke ciki su zama abin ƙyama (tare da wasu ƙarin ƙwaƙwalwar kari-karewa) a kan hanyar sadarwar gida ko kuma yaɗa zuwa jerin zaɓi na na'urori masu jituwa. Saurara don ƙarin bayani yayin da ya samuwa.

Abin da irin ko TV kake Bukata

Domin samun cikakken amfani da rediyo na Ultra HD Blu-ray Disc, kana buƙatar 4K Ultra HD TV da ke buƙatar zama mai yarda da matsayin Blu-ray Ultra HD. Yawancin 4K Ultra HD TV da aka gina daga 2015 za su ci gaba da biyan waɗannan ka'idoji. Duk da haka, ba dukkanin hotuna Ultra HD suna dacewa da HDR ba, kuma mafi yawan samfurori masu dacewa za su ɗauke da Ultra HD Premium Label ko irin wadannan dodanni, irin su lambar ta SUHD Samsung ke amfani.

A cikin lokuta inda 4k Ultra HD TV bai cika ka'idodin kadan na HDR da Wide Color Gamut, masu amfani za su iya samun dama ga kashi 4K ɗin na Ultra HD Blu-ray Disc abun ciki.

Idan kana so ka saya dan wasan Blu-ray Diski Ultra HD yanzu kuma sabuntawa zuwa 4k Ultra HD TV daga baya, mai kunnawa zaiyi aiki tare da daidaitattun HDTV ( HDMI connectivity da ake buƙata ) ko wanda ke da cikakkiyar cikakkun bayanai 4K Ultra HD TV.

Duk da haka, tare da irin wannan gidan talabijin, baza ku sami cikakken amfani na mai kunnawa Blu-ray Disc na Ultra HD ba. Kwararrun Blu-ray Discs da DVD sunyi kyau sosai, amma tare da TV 1080p, Blu-ray Discs za su fitowa a matsakaici na 1080p da kuma DVDs za a kwashe zuwa 1080p - tare da 4K Ultra HD TV, Blu-rays da DVDs zasu kasance upscale-iya 4K.

Har ila yau, kowane 4K Ultra HD Blu-ray Disc abun ciki za a downscaled zuwa 1080p don nuna a kan wani HDTV. Wanda ba cikakke cikakke 4K Ultra HD TV zai nuna abun ciki a 4K ba, amma za a yi watsi da bayanin Wide Color Gamut da HDR.

Mene ne Abokin Gidan gidan kwaikwayo na gidan da kake Bukata

Tsarin Blu-ray Diski na Ultra HD da masu wasa suna dacewa da mafi yawan masu karɓar wasan kwaikwayon da ke da bayanai na HDMI. Har ila yau, a hankali da mai amfani, kowane wasa zai iya samar da wasu nau'o'i biyu na HDMI (daya don bidiyon da daya don saurare) da / ko kuma kayan aikin na'urorin dijital na iya bayar da su azaman mai haɗin haɗi.

A lokuta inda aka samar da kayan aikin HDMI guda biyu, wannan yana samar da ƙarin sassauci tare da masu karɓar wasan kwaikwayo na gida wanda zai iya zama 4K dacewa, amma ba daidai ba tare da ma'auni na Ultra HD Blu-ray. A wannan yanayin, za ku haɗu da wani na'ura na HDMI na mai kunnawa zuwa 4K Ultra HD TV ta hanyar kai tsaye don ɓangaren bidiyon, sa'an nan kuma haɗi da abin da ke cikin audio-kawai HDMI zuwa mai karɓar wasan kwaikwayo na gidanka don samun dama ga ɓangaren murya daga cikin abun ciki na diski.

Idan kana da mai karɓar gidan wasan kwaikwayo na pre-HDMI, kana buƙatar tabbatar da samun na'urar laser Blu-ray Diski na Ultra HD wanda zai ba da damar fitar da na'ura mai mahimmanci kamar yadda wannan zai zama hanya ɗaya don ka sami dama ga ɓangaren murya na da buga abun ciki.

Duk da haka, akwai ƙarin. Domin cikakkiyar jituwa ta yanar gizo (samun dama ga Dolby Atmos ko DTS: X kewaye da sauti sauti) wanda za a iya haɗa shi a kan sunayen fina-finai na Ultra HD Blu-ray Disc, kuna buƙatar samun mai karɓar wasan kwaikwayo wanda ya gina Dolby Atmos ko DTS : X ƙayyadaddun.

Koda koda mai karɓar gidan gidanka ba ya dace tare da Dolby Atmos ko DTS: X (kuma ba duk finafinan fina-finai Blu-ray Disc na Ultra HD ba zai haɗa da waɗannan zaɓuɓɓuka), idan ya gina Dolby TrueHD da DTS-HD Master Audio decoders, ku suna da kyau kuma, kamar yadda mai kunnawa zai zama tsoho ga waɗannan takardun idan ya gano cewa mai karɓar gidan wasan kwaikwayo wanda ba a haɗa ba ya samar da mai ƙwanƙwasa mai kyau.

Abinda kawai ke "samuwa" yana zuwa lokacin da dole ka yi amfani da zaɓi na haɓaka na nuni na dijital, saboda wannan haɗin zai iya yin daidaitattun Dolby Digital / EX ko DTS Digital Surround / ES kewaye da sigina na sauti.

Yaya Yaya Ɗaya Kudin Mai Kyau na Blu-ray?

Saboda haka, bayan da aka ajiye a duk bayanan da aka gabatar a sama, kun kasance shirye su sa su shiga Ultra HD Blu-ray.

Idan kana da mai karɓar TV da Home na gidan talabijin na musamman don samun mafi kyawun gani da sauraron sauraron, farashin shigarwa ga mafi yawan fina-finai na Blu-ray Disc yana tsakanin $ 400 da $ 600 - ko da yake samfurin haɗakar ƙarshe, tare da ƙarin fasali, na iya ɗaukar ƙarin. Wannan hakika ya fi tsada fiye da mafi yawan 'yan wasan Blu-ray Disc a waɗannan kwanakin, amma idan kun yi la'akari da cewa' yan wasan Blu-ray Disc na farko sun zo $ 1,000 ko fiye - wannan haɗari ne, saboda babban tsalle a cikin bidiyo.

Misalai na 4K Ultra HD Blu-ray Disc Players sun hada da:

Samsung UBD-K8500 - Saya Daga Amazon

Philips BDP7501 - Saya Daga Amazon

XBox One S Game Console - Saya Daga Amazon

Panasonic DMP-UB900 - Akwai ta Best Buy / Magnolia

OPPO Digital UDP-203

Sony UBP-X1000ES

A ina Aikin?

Tabbas, samun mai kunnawa, gidan talabijin mai kyau da mai karɓar gidan wasan kwaikwayo bazai yi maka wani abu ba sai dai idan kana da abun ciki don tafiya tare da shi, don haka tare da wannan tunanin, ɗamarar fina-finai da yawa sun fara cika bututun mai da sunayen sarauta, wanda ya kamata balloon zuwa fiye da 100 daga karshen 2016.

Wasu daga cikin jerin fina-finai na Ultra HD sun hada da: Martian, Kingsman - Babban Asirin, Fitowa - Allah da Sarakuna, da kuma X-Men - Ranaku na Farko na baya kuma wannan ne kawai daga cikin sunayen da suka fito daga karni na 20 Fox ( wanda aka nuna a hoto da aka haɗe zuwa wannan labarin). Domin jerin sunayen sarauta daga Fox, da na Sony, Warner, Lionsgate, da kuma Sanya Factory !, karanta rahoton da na gabata: An sanar da Farfesa na Real Ultra HD Blu-ray Discs .

Final Word?

Yayin da tsarin Ultra HD Blu-ray Disc ya karfafa (ko a'a) a kasuwa, zauna sauraron duk wani sabuntawa ga bayanin da aka sama.