Vhara shambadzo

Pagore rino National Association of Broadcasters (NAB) kutengeserana show, Adobe yakaunza hutsva maficha uye kugona kweFlash Media Server yayo. Imwe yezvitsva ndeyekuenderana nemidziyo iri pasi pekutonga kweIOS.

Steve Jobs akatitendesa kare kuti mazwi Flash uye iOS haafanire kunge ari mumutsara mumwe chete, saka Adobe akapa uye akawedzera rutsigiro rweHTTP Live Kutenderera kune Flash Media Server.

Iyo iprotocol yakagadziridzwa neApple yehupenyu uye isiri-yehupenyu vhidhiyo kutenderera pamusoro peyakajairwa HTTP yekubatanidza panzvimbo yeRTSP, iyo yakanyanya kuoma kukwirisa. Inoshandisa H.264 vhidhiyo uye AAC kana MP3 audio yakarongedzerwa muzvikamu zvakasiyana zveMPEG-2 stream, pamwe chete nem3u playlists inoshandiswa kunyora mativi ega erukova. Iyi fomati inogona kuridzwa neQuickTime paMac OSX, uye pamidziyo yeIOS ndiyo yega fomati yekufambisa yavanokwanisa kubata.

Apple yakaronga HTTP Live Streaming kuIETF Internet Standards Committee kumashure muna 2009, asi kusvika pari zvino hapasati pave nechiratidzo chekuti chikumbiro ichi chichaenda kumberi. Asi Microsoft ichiri kuwedzera rutsigiro kune yayo IIS Media Services server, iyo inoshandiswa kuendesa vhidhiyo yekushambadzira kune Silverlight-based vatengi. Kamwe IIS Media Services yaona mudziyo weIOS, zvirimo zvinoiswa mukati uye zvinofambiswa uchishandisa HTTP Live Streaming.

Gore rapfuura, Adobe yakawedzera yayo HTTP yekufambisa chimiro kuFlash Media Server. Iyo yakafanana neApple nenzira iyo inogadzirisa H.264 vhidhiyo, apo vhidhiyo inoparadzaniswa uye inochengetwa mumafaira akasiyana, mushure mokunge inotumirwa kuburikidza neHTTP kune mutevedzeri wenguva dzose. Asi munyaya yeAdobe, HTTP Dynamic Streaming inoshandisa XML faira (panzvimbo yezvinyorwa zvekutamba) uye MPEG-4 semudziyo. Uyezve, inongoenderana neFlash kana AIR.

Mumashoko emukuru wechigadzirwa maneja weFlash Media Server Kevin Towes, Adobe inofarira kugadzira tekinoroji yekurerutsa maitiro ekutepfenyura, zvichikonzera kubatanidzwa kuri nyore kweakasiyana siyana emidziyo. Akataura pane blog kuti Adobe iri kuwedzera rutsigiro rweHTTP Live Kutenderera kweFlash Media Server uye Flash Media Live Encoder. Akanyora kuti: "Nekuwedzera tsigiro yeHLS mukati meFlash Media Server, Adobe inoderedza kuoma kwekutsikisa kune avo vanoda kubatanidza mabhurawuza vachishandisa HLS kuburikidza neHTML5 (semuenzaniso Safari), kana zvishandiso zvisina Adobe Flash rutsigiro.

Adobe nokudaro inoita rudzi rwekukanganisika, uko isingade kurasikirwa nevangangodaro vashandisi veFlash Media Server uye panguva imwe chete kugonesa Apple kutsigira Flash pamidziyo yeIOS, uye nekudaro inofunga nezvekudiwa kwekufambisa vhidhiyo kunyangwe isina Flash.

HTTP Live Streaming ichave iripo kune mamwe mapuratifomu, kusanganisira Safari paMac OS X. Chimwe chezvikonzero zveiyi nzira inogona kunge iri chokwadi chekuti Apple inotengesa yazvino MacBook Airs pasina pre-yakaiswa Flash. Kunyangwe chikonzero chikuru cheizvi chiri kubviswa kwechido chekuvandudza chinhu ichi mushure mekutanga kuvhurwa, inozivikanwawo zvakanyanya kuti Flash inoderedza zvakanyanya hupenyu hwebhatiri (kusvika 33% yeMacBook Air yambotaurwa).

Kunyangwe Adobe ichitaura kuti iri kushanda pane vhezheni yeFlash yakagadziridzwa yakanangana neMacBook Air, nhanho yambotaurwa inochengetawo vashandisi vasingade kuisa Flash.

kwakabva: arstechnica.com
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