Malayisensi a HDCP amateteza mafilimu ofunika kwambiri, ma TV ndi audio
Kodi mwangomaliza kugula sewero la Blu-ray ndikudabwa chifukwa chake sichidzasewera? Kodi mumagwiritsa ntchito zingwe za HDMI , DVI kapena DP ndikupeza zolakwika nthawi zina poyesera kusonyeza vidiyo? Pokonzekera kugula TV yatsopano, kodi mudadabwa kuti HDCP imatanthauza chiyani?
Ngati chimodzi mwa zochitikazi chikufotokozera zomwe mukukumana nazo, mwinamwake muli ndi vuto la HDCP.
Kodi HDCP N'chiyani?
Chida chotetezedwa ndi DigitalWidth Content (HDCP) ndichitetezo chokonzedwa ndi Intel Corporation chomwe chimafuna kugwiritsa ntchito malonda a HDCP kuti alandire chizindikiro cha HDCP-encrypted signal.
Zimagwira ntchito polemba chizindikiro cha digito ndi fungulo limene limafuna kutsimikiziridwa kuchokera kuzinthu zonse zotumiza ndi kulandira. Ngati kutsimikizira kukulephera, chizindikirocho chikulephera.
Cholinga cha HDCP
The Digital Content Protection LLC, bungwe la Intel lovomerezeka la HDCP, limafotokoza cholinga chake monga ma tekinoloje apamwamba kuti ateteze mafilimu apamwamba a digito, masewero a TV ndi mauthenga ochokera kuntchito yosaloledwa kapena kukopera.
Mawonekedwe a HDCP omwe alipo tsopano ndi 2.3, omwe anamasulidwa mu February 2018. Zambiri zomwe zimagulitsa pamsika zili ndi mawonekedwe a HDCP apitalo, zomwe ziri bwino chifukwa HDCP imagwirizanitsa malemba onse.
Zomwe Zidakhala ndi HDCP
Sony Pictures Entertainment Inc., Walt Disney Company, ndi Warner Bros. anali oyambirira kulandira makina opanga ma CDCP.
Zili zovuta kufotokozera zomwe zili ndi kutetezedwa kwa HDCP, koma ndithudi zikhoza kulembedwa mu mtundu uliwonse wa Blu-ray disc, DVD yobwereka, chingwe kapena utumiki wa satana, kapena mapulogalamu owonera ndalama.
Bungwe la DCP lapatsa anthu ambiri opanga ma TV monga HDCP.
Kulumikiza HDCP
HDCP ndi yofunikira mukamagwiritsa ntchito digito ya HDMI kapena DVI. Ngati mankhwala onse ogwiritsira ntchito zingwezi ali ndi HDCP, ndiye kuti simuyenera kuzindikira chilichonse. HDCP yapangidwa kuti iteteze kuba kwa digito, yomwe ndi njira ina yonena kuti kujambula. Zotsatira zake, pali malire kwa zingapo zomwe mungagwirizane nazo.
Mmene HDCP imakhudzira wogula
Nkhani yomwe ili pafupi ndi kuyambitsidwa kwa chizindikiro cha digito pogwiritsa ntchito chingwe cha digito ku chipangizo chowonera digito, ngati sewero la Blu-ray loyitanitsa chithunzi cha 1080p ku 1080p HDTV pogwiritsa ntchito chingwe cha HDMI.
Ngati zinthu zonse zomwe amagwiritsidwa ntchito ndi HDCP-zatsimikiziridwa, wogula sadzawona chirichonse. Vuto limakhalapo pamene chimodzi mwa zinthuzo si HDCP-kutsimikiziridwa. Mbali yaikulu ya HDCP ndi kuti sikofunika kuti lamulo likhale logwirizana ndi mawonekedwe onse. Ndi mgwirizano wovomerezeka mwaufulu pakati pa DCP ndi makampani osiyanasiyana.
Komabe, ndi chinthu chosayembekezereka kwa wogula amene amagwirizanitsa sewero la Blu-ray ku HDTV ndi chingwe cha HDMI kuti asawone chizindikiro. Njira yothetsera vutoli ndi kugwiritsira ntchito zingwe zopangidwa m'malo mwa HDMI kapena kubwezeretsa TV. Izi sizili mgwirizano womwe ogula ambiri amaganiza kuti avomereza pamene agula HDTV yomwe si HDCP yololedwa.
Zida za HDCP
Zamagulu ndi HDCP zimasankhidwa muzitsulo zitatu, zowonjezera, ndi zobwereza:
- Zotsatira ndizojambula kumene chizindikiro cha HDCP chimachokera. Ndiwo mfundo mu zochitika za A-to-B-to-C. Zamagulu m'gulu ili ndi DVRs, masewero apamwamba-apamwamba, ojambulajambula, ojambula a Blu-ray, ndi ojambula a DVD.
- Kumira ndi zinthu zomwe zimalandira chizindikiro cha HDCP ndikuziwonetsa kwinakwake. Ndizolemba C mu zochitika za A-to-B-to-C. Zamagulu m'gulu lino zikuphatikizapo ma TV ndi digito.
- Zowonongeka ndi zinthu zomwe zimalandira chizindikiro cha HDCP kuchokera ku gwero ndikutumiza ku kuya. Ndiwo mfundo B mu zochitika za A-to-B-to-C. Zamagulu m'gulu lino zikuphatikizapo obwereza, opatukana, switchers, ovomereza AV, ndi osindikiza opanda waya.
Kwa wogula chidwi amene akufuna kutsimikizira ngati mankhwala ali ndi HDCP, DCP imasindikiza mndandanda wa zovomerezeka pa webusaiti yathu.