HALITTA: An dakatar da DVD-DVD a shekarar 2008. Duk da haka, bayanin da ke kan HD-DVD da kuma kwatanta da Blu-ray har yanzu suna kunshe a cikin wannan labarin don dalilai na tarihi, da kuma cewa akwai masu yawa da masu adawa da HD-DVD, da kuma 'yan wasan HD-DVD da kuma diski suna cigaba da sayar da su a kasuwa na biyu.
DVD
DVD ya yi nasara sosai, kuma zai kasance a kusa da dan lokaci. Duk da haka kamar yadda aka aiwatar, DVD ba babban tsari ne ba. 'Yan wasan DVD suna yawan fitar da bidiyon a ko dai misali NTSC 480i (720x480 pixels a cikin tsari mai tsaka baki), tare da yin amfani da ' yan DVD masu kyan gani da yawa waɗanda ke iya fitar da bidiyon DVD a cikin 480p (720x480 pixels da aka nuna a cikin tsari wanda aka tsara). Kodayake DVD yana da ƙari mai mahimmanci da ingancin hoto, idan aka kwatanta da VHS da misali na USB talabijin, har yanzu rabin rabin ƙudurin HDTV ne kawai.
Ƙararrawa - Samun Ƙari daga DVD ɗin Dattijai
A kokarin ƙoƙarin ƙarfafa ingancin DVD don nunawa a kan yau da kullum na HDTV, masu yawa masana'antun sun gabatar da damar haɓaka ta hanyar DVI da / ko HDMI fitarwa a kan sababbin 'yan wasan DVD.
Kullewa shine tsari wanda ya dace da lissafin lissafin lissafi na fitarwa daga siginar DVD ɗin zuwa lambar ƙira na jiki a kan HDTV ko Ultra HD TV, wanda zai iya zama 1280x720 (720p), 1920x1080 (1080i) , 1920x1080p (1080p) , ko 3840x2160 (4K) .
Tsarin ƙaddamarwa yana aiki mai kyau na daidaitawa da kayan aikin pixel daga na'urar DVD zuwa ƙarancin nuni na hoton Hoto na HDTV, wanda ya haifar da cikakkun bayanai da daidaitattun launi. Duk da haka, upscaling ba zai iya canza saitunan DVD na ainihi a cikin hotuna masu mahimmanci na gaskiya ba.
Zuwan Blu-ray da HD-DVD
A 2006, an gabatar da DVD-DVD da Blu-ray. Dukansu samfurori guda biyu sun fito da kwarewa mai mahimmanci mai mahimmanci daga diski, tare da damar yin rikodi kuma samuwa a wasu PC da kwamfyutocin. Mawallafin DVD da DVD da Blu-ray ba su da samuwa a kasuwannin Amurka, amma an samo su a Japan da sauran kasuwancin kasashen waje. Duk da haka, a ranar 19 ga Fabrairu, 2008, an dakatar da DVD-DVD. A sakamakon haka, 'yan wasan HD-DVD basu da samuwa.
Don kulawa, Blu-ray da HD-DVD sunyi amfani da fasaha Laser Blue Laser (wanda yake da ƙidayar guntu da yawa fiye da fasaha laser mai amfani da DVD a yanzu). Blu-ray da HD-DVD suna ba da diski girman girman DVD ɗin na yanzu (amma, wanda ya fi ƙarfin ajiya fiye da DVD mai tsayi) don ɗaukar wani fim din a cikin ƙaddamar HDTV ko ƙyale mabukaci ya yi rikodin sa'a biyu na fassarar maɗaukaki. abun ciki.
Hoton Blu-ray da HD-DVD
Duk da haka, akwai kama tare da gaisuwa ga babban definition DVD rikodi da sake kunnawa. Har zuwa shekara ta 2008, akwai nau'o'i guda biyu masu wasa waɗanda basu dace da juna ba. Bari mu dubi wanda yake bayan kowane tsarin da abin da kowane tsarin ya ba da, kuma, a cikin yanayin HD-DVD, abin da ya miƙa.
Blu-ray Format Support
A gabatarwa, Apple da Denon da Hitachi da LG da Matsushita (Panasonic), Pioneer, Philips, Samsung (kuma sun goyi bayan HD-DVD), Sharp, Sony, da Thomson (Note: Thomson kuma ya goyan bayan HD-DVD).
A kan software, Blu-ray an fara tallafawa da Lions Gate, MGM, Miramax, Twentieth Century Fox, Walt Disney Studios, New Line, da Warner. Duk da haka, a sakamakon sakamakon dakatarwar HD-DVD, Universal, Paramount, da Dreamworks yanzu sun shiga cikin Blu-ray.
Taimako goyon bayan HD-DVD
Lokacin da aka gabatar da HD-DVD an ƙarfafa ta daga NEC, Samsung, (kuma yana goyon bayan Blu-ray) Sanyo, Thomson (Note: Thomson kuma yana goyon bayan Blu-ray), da kuma Toshiba.
A bangaren software, an tallafa wa HD-DVD ta BCI, Hotuna, Hotuna masu mahimmanci, Canal na Canji, da kuma Hotuna na Duniya, da Warner. Microsoft ya kuma bada tallafinsa zuwa HD-DVD, amma ba haka ba, bayan Toshiba ta ƙare ƙarewar goyon bayan HD-DVD.
NOTE: An kori duk kayan aikin HD-DVD da goyon bayan software a cikin Blu-ray ta tsakiyar tsakiyar 2008.
Blu-ray - Janar Bayani:
- Abubuwan Kariyar Kasuwanci - Rubutun Bayanin Rubuce-rubuce (BD-ROM): Ɗaya-Layer (25GB) - Dual-Layer (50GB)
- Abubuwan Kari: Kayan Gida (BD-R / BD-RE): Ɗaya-Layer (25GB) - Dual-Layer (50GB)
- Canjin Canjin Data: 36 zuwa 48 Mbps (Megabits da Na biyu) m - iya zuwa 54 MPS - Wannan ya wuce 19.3 Mbps canja wurin amincewa ga watsa shirye-shirye na HDTV.
- Properties na Disc: Sabuwar tsarin da ake buƙatar sake ginawa da / ko gina sababbin kamfanonin ƙwaƙwalwa da kuma tsire-tsire.
- Bayani na bidiyo: Haɗa da cikakken MPEG2 Cododing, da MPEG4 da VC1. 3D ta amfani da coding MVC yana da zaɓi.
- Bayanai na Bidiyo: Sai kawai Dolby Digital , DTS , da PCM marasa ƙarfi don buƙatar kowane dan wasan. Duk da haka, siffofin da suke biyo baya suna da kyau - Dolby Digital Plus, Dolby TrueHD , DTS-HD Master Audio (kusan ko da yaushe sun hada da bayan ƙarni na farko na 'yan wasan).
- Hanyoyin Intanet: Kodayake tsarin Blu-ray yana tallafawa sadarwar yanar gizo da kuma intanet, cibiyar sadarwar da aka gina da kuma tallace-tallace a fili a kan 'yan wasan Blu- Duk da haka, kusan dukkan 'yan wasan Blu-ray Disc yanzu suna ba da intanet da haɗin sadarwa. Gano takamaiman alamu da samfurori da za ku iya la'akari.
HD-DVD - Janar Bayani
- Abubuwan Kariyar Kasuwanci - Kayan da aka yi rikodi (HD-DVD-ROM): Single-Layer (15GB) - Dual-Layer (30GB) - Sau Uku Layer (51GB - ci gaba, amma ba a kawo kasuwa ba).
- Abubuwan Kari - Kayan Gida (HD-DVD-R / HD-DVD-Rewritable): Layer guda daya (20GB) - Dual-Shared Disc (40GB) - Dual Layer (35GB - samarwa).
- Canjin Canjin Data: 36 MBPS (Megabits da Na Biyu) - Wannan ya wuce iyakar canja wurin 19.3 Mbps wanda aka amince da watsa labarai na HDTV.
- Properties Disc: Tsarin kwatankwacin tsarin diski na DVD, wanda ake buƙatar ƙin ingantawa da kuma sake cigaba da kamfanonin DVD da kuma tsire-tsire.
- Bayani na bidiyo: Haɗa da MPEG2, MPEG4, da VC1 Codod. 3D ba a haɗa shi a matsayin wani ɓangare na zaɓin HD-DVD ba yayin da aka dakatar da tsarin kafin a gabatar da 3D.
- Bayanai na Audio: An buƙaci dukkan 'yan wasan HD-DVD don su hada da wadannan - Dolby Digital Plus, Dolby TrueHD, DTS-HD, da PCM marasa ƙarfi , da Dolby Digital da DTS misali.
- Hanyoyin sadarwa: Dukkan 'yan wasan HD-DVD sun buƙaci su zama cibiyar sadarwa kuma su kasance da kayan aiki tare da tashar Ethernet da aka gina don saukewa da sabuntawa da sauran fasali.
Fayil Disc Disc Blu-ray da Bayanan Mai Rarraba
Bugu da ƙari, na ainihin Blu-ray Diski Disc da kuma Jagoran bayani. Akwai "Bayanan martaba" guda uku da masu amfani suke bukatar su sani. Wadannan bayanan martaba sun ƙunshi damar da 'yan wasan Blu-ray Disc ke yi, kuma an tsara su ta Kamfanin Blu-ray Disc kamar haka:
- Profile 1.0 - Wannan bayanin ya shafi dukkan 'yan wasan Blu-ray Disc kafin watan Nuwambar 2007. Masu wasa a cikin wannan rukuni suna da bidiyon bidiyon bidiyo daya kuma babu hanyar intanet. Wannan yana nufin cewa waɗannan 'yan wasa ba za su iya samun dama ga PIP (Hoton-in-Hoto) ba a cikin fayiloli Blu-ray, kuma ba za su iya samun damar abubuwan da aka kunna yanar gizo ba a kan wasu Blu-ray Discs. A matsayin bayanin kula na gefe, ana buƙatar dukkan 'yan wasan HD-DVD don samun waɗannan damar ginawa daga ranar daya.
- Profile 1.1 - Wannan bayanin martaba yana ƙara saiti na audio / bidiyo da kuma 256 MB na ajiya ajiya ga dukkan fayilolin Blu-ray Disc wanda aka gabatar bayan Nuwamba 1, 2007. Wannan yana ba da dama ga abubuwan da aka tsara na PIP da kuma sauran fassarorin da aka haɗa a wasu Blu- ray Discs (wanda ake kira "Bonus View"). Wasu kamfanonin wasanni 1.1 suna ba da damar samun damar kai tsaye zuwa sabuntawa ta hanyar yanar gizo. Duk da haka, ba'a buƙatar cewa na'urar na'urar Blu-ray Disc tana da haɗin Intanit don samun cancanta a matsayin Mai kunnawa 1.1 mai kunnawa.
- Profile 2.0 - Ana kiran wannan bayanin "BD-Live". Yana da kama da Profile 1.1, amma yana ƙara da damar 1GB na ƙwaƙwalwar ajiya kuma yana buƙatar hada haɗin Ethernet, wanda zai ba da ƙarin sassauci a samun damar ƙarin siffofin da za a iya haɗa su a kan Blu-ray Discs da kuma ƙarin hanyar yanar gizo ta hanyar sadarwa ta hanyar yanar gizo. tashar yanar gizo mai sauri. Wannan ya kawo tsarin Disc Blu-ray zuwa wuri guda kamar yadda 'yan wasan HD-DVD sun kasance daga farkon gabatar da wannan tsari na yanzu-defunct.
Dalilin shi ne cewa duk Blu-ray Discs, ko da wane labaran da aka danganta da su, zai kasance a kan dukkan 'yan wasan Blu-ray Dis. Duk da haka, duk wani abun ciki na musamman wanda ya buƙaci Profile 1.1 ko 2.0 bazai iya samun damar yin amfani da 'yan wasan 1.0 ba, kuma ba za a iya samun damar yin amfani da na'urar ta Profile 2.0 ko 1.1 ba.
A gefe guda, wasu na'urori 1.1 suna iya tabbatarwa da ƙwaƙwalwar ajiyar ƙwaƙwalwar ajiya (ta hanyar katin ƙwaƙwalwa na waje), idan sun riga sun haɗi da haɗin intanet da kuma shigar da USB, yayin da na'urorin wasan kwaikwayo na Sony Blu-ray da aka saka game da na'urar wasan kwaikwayo na iya ingantawa zuwa Profile 2.0 tare da saukewa mai saukewa mai saukewa.
NOTE: Ba'a tsara hotunan HD-DVD tare da tsarin tsarin ba. Duk 'yan wasan HD-DVD wanda aka saki, har sai da aka dakatar da su, daga mafi tsada, zuwa mafi tsada, an ba da izinin masu amfani don samun damar duk abubuwan da ke cikin haɗin gwiwar da suka hada da HD-DVD waɗanda suka hada irin waɗannan fasali.
Ta yaya Blu-ray da HD-DVD suka Kasuwar Kasuwanci
Bisa ga goyon bayan kayan hardware mai yawa na masana'antun na Blu-ray, zai bayyana hotunan Blu-ray mai mahimmanci kamar yadda ya dace don sake kunnawa disc-high definition, amma HD-DVD yana da amfani guda ɗaya. Abin takaici, wannan dama ba zai iya rinjayar goyon bayan Blu-ray ba.
Domin Blu-ray, ana buƙatar sababbin wurare don kamfanonin sarrafawa da 'yan wasa da kuma ma'anar fim din fim. Duk da haka, saboda gaskiyar cewa ainihin abubuwan da ke cikin hotuna na HD-DVD suna da yawa a al'ada tare da DVD mai daidaituwa, yawancin masana'antun masana'antu suna yin 'yan DVD DVD na yanzu, discs, da sake buga fina-finai don amfani da HD-DVD.
Duk da cewa HD-DVD yana da amfani tare da gaisuwa da sauƙin farawa, tare da yiwuwar ƙananan farashin farko, amfani mafi amfani da Blu-ray akan HD-DVD shine damar ajiya. Saboda karfin haɓakaccen diski, ɗayan Blu-ray yana sauke sauƙin fina-finai da karin siffofi.
Don magance wannan, HD-DVD ya aiwatar da fannoni masu yawa, da kuma yin amfani da fasaha na matsalolin VC1, wanda ya ba da dama don ƙarin abun ciki, ba tare da asarar inganci ba, a kan ƙananan ƙwaƙwalwar ajiyar ajiya. Wannan ya kunna tsarin HD-DVD don sauke ƙarin siffofi da kuma fina-finai mai tsawo a kan wani disc.
Blu-ray da HD-DVD Availability
'Yan wasan Blu-ray Disc suna da yawa a duniya, yayin da sabon' yan wasan HD-DVD ba su da samuwa, amfani da su ko rahotannin HD-DVD ba a iya samun su ta hanyar jam'iyyun su (irin su eBay). Tun daga shekara ta 2017, har yanzu ba a sami wani kamfani na Blu-ray Disc Recorders ga masu amfani ba a cikin kasuwar Arewacin Amirka.
Ɗaya daga cikin masu rike da yin amfani da Blu-ray Disc (HD-DVD ba shi da wani factor) ne ƙayyadaddun ga kariya-kariya da zai dace da bukatun masu watsa labaru da kuma fina-finai. Har ila yau, shahararrun hotuna na HD-TIVO da HD-Cable / Satellite DVRs ma batun batun fitowar.
A gefe guda, akwai masu rubutun ra'ayin Blu-ray na PC. Har ila yau akwai wasu masu rikodin Blu-ray Disc masu amfani don amfani da fasaha, amma ba su da magunguna na HDTV kuma ba su da babban bayani na bidiyo. Hanyar da za a shigo da bidiyo mai mahimmanci a cikin waɗannan raka'a shi ne ta hanyar haɗin maɓallin kyamara mai mahimmanci (ta hanyar USB ko Firewire) ko kuma ta hanyar fassarar maɗaukaki wanda aka adana a cikin ƙwaƙwalwar flash ko katin ƙwaƙwalwa.
Akwai fina-finai da bidiyon bidiyo da aka samo a cikin hotunan Blu-ray da HD-DVD (Sabon HD-DVD ya tashi inda ya ƙare har ƙarshen 2008). Akwai fiye da 20,000 lakabi da aka samo a Blu-ray, tare da sunayen sarauta saki a kowane mako. Har ila yau, akwai da dama da dama da aka sake bugawa HD-DVD wanda har yanzu suna samuwa ta hanyar kasuwa ta biyu. Farashin farashin Blu-ray yana da kimanin $ 5-ko- $ 10 fiye da DVDs na yanzu. Farashin kuɗin fina-finai, kamar yadda 'yan wasa ke ci gaba, ya ci gaba da sauka a kan lokaci, yayin gasar da DVD ta kara ƙaruwa. Akwai wasu 'yan wasan Blu-ray Disc yanzu suna farashin kamar yadda $ 79.
Yanayin Blu-ray na Coding:
- Yankin A: Amurka, Japan, Latin Amurka, Gabashin Asiya (sai dai China).
- Yankin B: Turai, Afirka, Australia, New Zealand
- Yankin C: Sin, Rasha, Kasashe masu ci gaba.
Babu ( Yanayi ) Yanayi na Yanki wanda aka aiwatar don HD-DVD.
Wasu dalilai
Yayinda gabatarwar Blu-ray da HD-DVD sun nuna wani muhimmin abu a tarihin kayan kaya, kuma Blu-ray ya taka muhimmiyar rawa a tallace-tallace na 'yan wasan biyu da software, ba zai sa DVD ba ta da yawa. DVD a halin yanzu shine tsarin nishadi mafi girma a tarihin, kuma duk 'yan wasan Blu-ray Disc (kuma duk wasu' yan wasan HD-DVD har yanzu suna amfani da su) suna iya buga DVD ɗin da aka dace . Wannan ba lamari ne tare da VHS zuwa jujjuyar DVD ba, yayin da 'yan wasan DVD / VHS ba su shiga kasuwa ba har sai wasu shekaru bayan gabatarwar DVD.
Kodayake 'yan wasan Blu-ray da HD-DVD sun dace da jituwa tare da DVD mai daidaituwa, basu dace da juna ba. Lissafi da fina-finai a cikin wani tsari bazai yi wasa ba a kowane tsarin radiyo. A wasu kalmomi, ba za ku iya buga fim din Blu-ray a kan wani fim na HD-DVD ba, ko kuma a madaidaiciya.
Matsaloli masu yiwuwa da zasu iya samun Disc da rikice-rikice na DVD-DVD
Wata mafita da ta iya warware matsalar da Blu-ray Disc da HD-DVD suka gabatar da LG, sun gabatar da wani mai kunnawa bidiyo Blu-ray Disc / HD-DVD. Don ƙarin cikakkun bayanai, bincika Binciken na LG BH100 Blu-Ray / HD-DVD Super Multi Blue Disc Player . Bugu da ƙari, LG kuma ta gabatar da Combo, mai biyo baya, BH200. Samsung kuma ya gabatar da na'urar Blu-ray Disc / HD-DVD. A yanzu cewa HD-DVD ba ta da, za a yi sabon sabbin 'yan wasan kungiya.
Bugu da ƙari, duka sansanin Blu-ray da HD-DVD sun nuna cewa za su iya ƙirƙirar diski mai nauyin da zai zama DVD mai ɗorewa a gefe daya kuma ko dai Blu-ray ko HD-DVD a daya. DVDs na DVD-DVD / DVD suna samuwa har zuwa karshen tsarin. Masu mallaka na wadannan fayilolin suna da damar yin amfani da na'urar DVD wanda zai dace a kowane mai kunnawa, ko da yake ba a cikin ma'anarsa mai mahimmanci ba.
Har ila yau, Warner Bros ya taba sanar da nuna bidiyon matasan Blu-ray / HD-DVD. Wannan zai taimakawa fim ko shirin da za a saka a daya disc a duka fayilolin Blu-ray da HD-DVD. A sakamakon haka, ba zai zama ma'anar irin waƙoƙin da kuka yi ba. Duk da haka, tun lokacin da aka dakatar da HD-DVD, ba za a yi amfani da matasan Blu-ray / HD-DVD ba.
Ƙarin Bayani
Don ƙarin bayani game da abin da za ku yi tsammani daga na'urar Blu-ray (ko HD-DVD), da magunguna masu sayarwa masu amfani, duba cikakken Jagora ga Blu-ray da 'Yan Wasan Wasan Blu-ray Disc .
Har ila yau, a farkon shekarar 2015, an sanar da wani sabon bidiyon bidiyo na bidiyo kuma ya fara samo asali a cikin tallace-tallace a farkon shekara ta 2016, wanda aka laƙafta shi a matsayin Ultra HD Blu - ray. Wannan tsari yana kawo 4K ƙuduri da sauran kayan haɓaka hotunan zuwa wani kwarewar bidiyo na bidiyo.
Don ƙarin cikakkun bayanai, ciki har da yadda Ultra HD Blu-ray ya shafi duka DVD da Blu-ray, karanta labarin abokinmu kafin ka sayi na'urar Disc-Blu-Blu Disc Player .
Bincika mujallar Mafi Blu-ray da kuma Ultra HD Disc Players .