Zonse Zokhudza Dolby TrueHD Mpweya Wozungulira Pansi
Dolby TrueHD ndi imodzi mwa maofesi osiyanasiyana ozungulira mafilimu opangidwa ndi Dolby Labs kuti agwiritsidwe ntchito panyumba ya zisudzo.
Mwachindunji, Dolby TrueHD ikhoza kukhala mbali ya gawo la audio la ma DVD Blu-ray Disc ndi DVD-ma DVD . Ngakhale HD-DVD inatha mu 2008, Dolby TrueHD yakhalabepo mu Blu-ray Disc, koma mpikisano wake wochokera ku DTS wotchedwa DTS-HD Master Audio , amagwiritsidwa ntchito kwambiri.
Dolby TrueHD ikhoza kuthandizira mpaka ma 8 audio audio pamabedi 96Khz / 24 (omwe amagwiritsidwa ntchito kwambiri), kapena mpaka 6 njira ya audio pa 192kHz / 24 bits (96 kapena 192kHz amaimira mlingo wa sampuli , pamene bits 24 amayimira audio pang'ono). Ma DVD omwe ali ndi Dolby TrueHD angakhale ndi machitidwe ngati 5.1 soundtrack ya 5.1 kapena 7.1.
Dolby TrueHD imathandizanso kuthamanga kwa deta mpaka 18mbps (kuti izi ziwoneke - kwa ma audio, ndi mofulumira!).
Chosawonongeka Chochita
Dolby TrueHD (komanso DTS-HD Master Audio), amatchulidwa ngati zopanda pake Zopanga Audio. Izi zikutanthawuza kuti mosiyana ndi Dolby Digital, Dolby Digital EX, kapena Dolby Digital Plus , ndi mawonekedwe ena ojambula a digito, monga MP3, mtundu wa kugwiritsidwa ntchito kumagwiritsidwa ntchito komwe sikungatayikitse kutayika kwa khalidwe la mawu pakati pa gwero loyambirira, ndi zomwe mumamva mukamasewera zomwe mumakonda.
Mwa kuyankhula kwina, palibe chidziwitso kuchokera pa zojambula zoyambirira zomwe zimatulutsidwa panthawi yopangira encoding Zimene mumamva ndi zomwe Mlengi wokhutira, kapena injiniya yemwe amamva phokoso la nyimbo pa Blu-ray disc, akufuna kuti muzimva (ndithudi, khalidwe la phwando lanu la mafilimu la kunyumba likuwonetsanso gawo).
Dolby TrueHD encoding ngakhale kumaphatikizapo Odzidzimutsa Okhazikika Othandizira kuti athandize kusinthanitsa kanema wapakati ndi kukonzekera kwa wokamba wanu wonse (sizimagwira ntchito bwino nthawi zonse kuti mufunikire kupanga kusintha kwa kayendedwe ka chithunzi ngati malo sakuwonetseratu bwino ).
Kupeza Dolby TrueHD
Zizindikiro za Dolby TrueHD zingasunthidwe kuchokera ku sewero la Blu-ray Disc m'njira ziwiri.
Njira imodzi ndikutumizira chidutswa cha Dolby TrueHD chojambulidwa, chomwe chimaphatikizidwa, kudzera pa HDMI (zowonjezera 1.3 kapena kenako ) chogwirizanitsidwa ndi wolandila nyumba yamakono omwe ali ndi decoder ya Dolby TrueHD. Chizindikirocho chitasinthidwa, chimachokera kumapikisano a wolandila kuti akambe okamba.
Njira yachiwiri yosamutsira chizindikiro cha Dolby TrueHD ndi kugwiritsa ntchito sewero la Blu-ray kuti muzindikire chizindikiro mkati (ngati wosewera mpira akupereka njirayi) ndiyeno perekani chizindikiro chovomerezeka mwachindunji kumalo olandiridwa kunyumba monga signal PCM kudzera HDMI, kapena, pogwiritsa ntchito mauthenga a analog audio a 5.1 / 7.1 , ngati njirayi ikupezeka pa wosewera mpira. Pogwiritsira ntchito njira ya 5.1 / 7.1 ya analoji, wolandirayo sayenera kuchita china chilichonse chokonzekera kapena kukonza - amangopereka chizindikiro kwa amplifiers ndi okamba.
Osati onse a Blu-ray Disc amapereka zosankha zomwe zili mkati mwa Dolby TrueHD - zina zingangopereka njira zowonetsera kanjira zamkati, osati njira yothetsera kanema ya 5.1 kapena 7.1.
Mosiyana ndi mawonekedwe a surroundings a Dolby Digital ndi Digital EX, Dolby TrueHD (yosasinthidwa kapena yosinthidwa) sangathe kusamutsidwa ndi mauthenga a audio Optical kapena Digital Coaxial omwe amagwiritsidwa ntchito popita ku Dolby ndi DTS kuzungulira ma DVD ndi mavidiyo omwe amasindikizidwa. Chifukwa cha ichi ndi chakuti pali zambiri zambiri, ngakhale muzinthu zolemetsedwera, zomwe mungagwirizane nazo kuti mugwirizane ndi Dolby TrueHD.
Zambiri pa Dolby TrueHD Makhalidwe
Dolby TrueHD ikugwiritsidwa ntchito kotero kuti ngati pulogalamu yanu yamaseŵera akunyumba sakugwirizana nayo, kapena ngati mukugwiritsira ntchito digito yolumikiza digito / coaxial mmalo mwa HDMI kwa audio, pulogalamu ya Dolby Digital 5.1 imasewera.
Ndiponso, pa ma CD Blu-ray omwe ali ndi Dolby Atmos soundtracks, ngati mulibe wolandila nyumba ya kunyumba ya Dolby Atmos, mwina Dolby TrueHD kapena Dolby Digital soundtrack akhoza kupezeka. Ngati izi sizingatheke, zimatha kusankhidwa kudzera mndandanda wa masewera a Blu-ray. Ndipotu, n'zosangalatsa kuzindikira kuti Dolby Atmos metadata imayikidwa mkati mwa chizindikiro cha Dolby TrueHD kotero kuti kumbuyo kumagwirizana ndi mosavuta.
Kuti mumvetse zonse zokhudza kulenga ndi kukhazikitsa kwa Dolby TrueHD, onani mapepala awiri oyera kuchokera ku Dolby Labs Dolby TrueHD Lossless Audio Performance ndi Dolby TrueHD Audio Coding For Future Entertainment Formats .