Bitstream Audio ndi chinthu chofunika kwambiri panyumba ya masewera - fufuzani chifukwa chake
Timakhala omasuka pokhapokha timamvetsera nyimbo zosavuta, koma kupeza nyimbo, zokambirana, ndi zomveka kuchokera ku gwero kupita ku makutu anu zimafuna makanema omwe amawoneka ngati matsenga.
Njira yamakono yomwe imagwiritsidwa ntchito popereka mawu imatchedwa Bitstream (aka Bitstream Audio, Bit Stream, Digital Bitstream, kapena Audio Bitstream).
Kutanthauzira kwa Bitstream
A Bitstream ndizidziwitso zowonjezera (1's ndi 0's) zomwe zingathe kusamutsidwa kuchokera ku chipangizo china kupita ku chimzake. Zozizwitsa zimagwiritsidwa ntchito pa PC, mauthenga, ndi mauthenga omvera.
Kwakumvetsera, phokoso limaphatikizapo kutembenuza phokoso muzitsulo zamagetsi (1's ndi 0) ndikumasuntha chidziwitso kuchokera ku chipangizo choyambira kwa wolandira, ndipo, potsiriza, kumakutu ako.
Mwachitsanzo, PCM ndi Hi-Res audio ndi zitsanzo za mauthenga omwe amagwiritsa ntchito mawu amtundu kuti atumize zizindikiro zamagetsi.
Momwe Madzi Ambiri Amagwiritsidwira Ntchito Mu Nyumba Yoyamba
Kumalo oyendetsa zisudzo zapanyumba, phokoso limatanthauzira mochepa ngati njira yosamutsira zizindikiro zamakono zowonongeka kuchokera ku gwero kupita kumalo ovomerezeka a kunyumba kapena AV preamp / purosesa / Mphamvu amplifier kuphatikiza.
Wokonza maseŵera panyumba kapena purosesa ya AV imadziwika kuti fomu yoyandikana nayo imatumizidwa. Wothandizira kapena vutolo la AV amatha kufotokozera mfundoyo molingana ndi malangizo operekedwa mu chizindikiro, amatha kuwonjezera zolemba zina, kenako amazitembenuza ku mawonekedwe a analoji kuti athe kukulitsa ndi kutumizidwa kwa okamba kuti muthe kumva izo.
Ndondomeko yoyamba imayamba ndi wolemba ndi / kapena womangamanga / wosakaniza. Pofuna kugwilitsila nchito kuntchito, cholengedwa chojambula / zomangamanga amayamba kusankha mtundu woyandikana ndi mawonekedwe omwe angagwiritsidwe ntchito pa zojambula zinazake zojambula. Wopanga (womveka phokoso, wosakaniza) ndiye amatha kuyendetsa mawu monga ma bito a digito mwa mtundu wosankhidwa malinga ndi malamulo a mtunduwo.
Pomwe ndondomekoyi yatsirizidwa, timabowo timayikidwa pa Disc (DVD, Blu-ray, Ultra HD Blu-ray), chingwe kapena satellites, chitsimikizidwe, kapena ngakhale kulowa mu TV.
Zitsanzo za maonekedwe ozungulira omwe amagwiritsira ntchito njira yopititsa patsogolo ikuphatikizapo Dolby Digital, EX, Plus , TrueHD , Atmos , DTS , DTS-ES , DTS 96/24 , DTS HD-Master Audio , ndi DTS: X.
Chomera chofunikira chingatumizedwe kuchokera ku gwero lapadera kupita ku makina a zisudzo (kapena AV Preamp / Processor) pogwiritsa ntchito kugwirizana ( kujambula kwa digito, digital coaxial , kapena HDMI mawonekedwe) kuchokera pa diski yoyenera, media broader, kapena cable / satellite bokosi. Phokoso lamtunduwu lingatumizedwe opanda waya kudzera mu antenna kapena makompyuta a kunyumba.
Zitsanzo za Kutstream Management
Pano pali zitsanzo za momwe kutumiza kwawotchi kumapangidwe kumayendedwe ka nyumba:
- DVD, Blu-ray, kapena DVD HD imakhala ndi Dolby Digital kapena DTS soundtrack yomwe imasindikizidwa ngati zingwe za digito. Wogwiritsira ntchito wothandizira ayenera kuwerenga izi mkati mwa disk, kutumiza chizindikiro chododometsedwa mu mawonekedwe a digito, digito coaxial, kapena kugwirizana kwa HDMI ku Wachiwiri Wopereka Mafilimu / AV Preamp Processor amene ali ndi Dolby Digital kapena DTS Decoder.Womvera, Kenako, amaonetsera Dolby Digital kapena DTS kuti ayambe kugwira ntchito yawo yoyendetsera magalimoto ndipo amatumiza zizindikiro zomwe zimaperekedwa kudzera mwa amplifiers oyenera, kuti amvetsere ndi omvera kudzera m'makanema.
- Kuwonjezera pa njira yomwe ili pamwambayi, kuyendetsa DVD Blu-ray, kapena Ultra HD player kungathenso kuthetsa bitstream kuchokera ku disc mkati mpaka pa PCM mawonekedwe . Izi zikutanthauza kuti mmalo modalira wothandizira kuti muwonetsetse phokoso lochokera kumsewera, nthawi zina mungathe kusankha kuti mtsogoleriyo atumize chizindikiro chodziwika kale mu PCM mawonekedwe anu kumalo olandiriramo kunyumba kudzera HDMI kapena mawonekedwe a analoji kudzera ku mauthenga a mauthenga a analog multichannel .
- Pazochitikazi, ojambulawo amatha kupitirira ndipo chizindikiro cha audio chimaperekedwa mwachindunji kudzera mwa wolandila kwa amplifizi ake ndi kwa okamba popanda kupitiliza kukonza kupatula ngati womvera akuyambitsa kusinthidwa kwina kulikonse mkati mwa wolandila nyumba kapena AV preamp / purosesa.
- Sitima ya TV imatumiza chizindikiro pamsinkhu wake womwe umaphatikizapo zomwe zimaphatikizapo chidutswa cha Dolby Digital-encoded. TV yovomerezeka imalandira chizindikiro chimenecho, kenako imatumiza kabukhu kamene kali pamtundu wotsekemera, wolandila kunyumba, kapena pre preamp / purosesa pogwiritsa ntchito digito opanga kapena HDMI Audio Return Channel . Galamala lamasewera, wolandila masewero apanyumba, kapena pre preamp / purosesa ndiye amadziwongolera ndi kusewera chizindikiro chovomerezeka. Malingana ndi volebar, wolandila, av preamp / purosesa, wogwiritsa ntchito angakhalenso ndi mwayi wosakaniza zotsatira za Dolby Digital ndi zina zothandizira.
- Kutumizirana pa intaneti, ntchito, monga Netflix, imapereka pulogalamu kapena mafilimu omwe amalembedwa mu Dolby Digital kapena mawonekedwe ozungulira ponseponse. Ngati mulandira zinthu zimenezi pogwiritsira ntchito media streamer, ndipo zimagwirizanitsidwa ndi pulogalamu yamaseŵera a kunyumba pogwiritsa ntchito kujambula kwa audio digitala (optical, coaxial, HDMI), phokoso loyimba loyimbira loyendetsedwa limatumizidwa kwa wolandila, kutumizidwa, ndi kutumizidwa kupyolera pamapulogalamu ndi okamba. Mofananamo, ngati mauthenga opanga mauthenga akugwirizanitsidwa mwachindunji ku TV kudzera pa HDMI, ndipo TV imagwirizanitsidwa ndi galasi lamakono lovomerezeka kapena sewero lapanyumba kudzera pa audio audio output kapena HDMI Audio Return Channel, TV adzadutsa chizindikiro chidutswa kudzera TV ndi kupita ku soundbar / nyumba yosungiramo zojambula zojambula ndi kukulitsa.
- Mu malo ena otulutsira intaneti, mukhoza kupeza Netflix kapena misonkhano ina mwachindunji kupyolera mu Smart TV . Ngati ndi choncho, TV ikhoza kudutsa chizindikiro cha Dolby Digital ku sewero lamasewero, pulogalamu yamaseŵera a kunyumba, kapena pre preamp / purosesa pogwiritsa ntchito njira zofanana ndi pamene TV ikulandila malo owonetsera - pogwiritsa ntchito digito kapena HDMI Audio Return Channel kwa kukodola ndi njira ina yowonjezera yosankhidwa yowonjezera chisangalalo chomvetsera.
Mfundo Yofunika Kwambiri
Kutsekemera kwa Bitstream ndi teknoloji yayikuru imene imagwiritsidwa ntchito panyumba ya zisudzo. Zimapereka njira yosamutsira deta yolongosoka-deta yozungulira yomwe ilipo pakati pa chipangizo choyambira ndi wolandila kunyumba kapena AV preamp / purosesa mkati mwa njira yochepetsetsa yojambulidwa pogwiritsa ntchito njira zosiyanasiyana zoyanjanitsira.