Waa maxay codec ah iyo waxa ay yihiin, waayo?

On Internet inta badan waxaad ka heli kartaa su'aasha ah "waxa codecs". Si aad u jawaabi, aynu xusuusan habaynteeda xogta digital.

Mid kasta oo inaga mid ah ugu yaraan hal mar arkaya video on your computer, qalab mobile ama ciyaaryahan music. Iyo dhegaysiga kuwan raadkaygay maqal ah noqday si caadi ah oo hadda, soo baxay jidadka magaalada, way adag tahay in aan la kulmo qof la headphones. At dad yar la mid ah ka fikir kuwa xisaabaha kaas oo ay leeyihiin in ay u hoggaansamaan kaarka processor iyo naqshadeynta dhexe, isku diyaarineysa image ama dhawaaqa. Waxaa u muuqan lahaa in xisaabin kasta? Ciyaartoyda cajalad la mid ah oo aan haysan Processor (ma ku jiraan khaas ah), la yaabka lahaa niyad jabka leh hawlaha ay. Si kastaba ha ahaatee, marka la barbardhigo sida uu yahay aan sax ahayn, tan iyo markii file kasta waxa lagu gartaa ma by dhererka cajalad ee mitir, iyo mugga -mega terabytes -Oral, iyo meel bannaan oo lacag la'aan ah oo ku saabsan warbaahinta aan ka heli kartaa oo ku filan. Sida caadiga ah su'aalaha oo dhan ay baaba'aan marka ka hadlay sida size of il video digital: 1 daqiiqo Heerka HDTV waa qiyaastii 3 GB. Haddaba sidaas daraaddeed ka video oo dhan iyo audio la farsameeyo by barnaamijyo gaar ah in la yareeyo size file iyadoo la fogeynayo (riixo, riixo) waa qayb ka mid ah macluumaadka aan daruuriga ahayn. Waxaa jira barnaamijyo badan oo caynkaas ah, laakiin si weyn loo isticmaalaa oo kaliya dhowr ah. Tusaale ahaan, codecs video - waa DivX, Xvid, x264, iwm, laakiin duurka ku dhawaaqa of noocyo kala duwan oo ka yar .. Asal ahaan, halkan waxaa boqor ahaan codecs soo socda audio: Mpeg Lakabka version 3, AC-3 iyo format regelingen uncompressed. Haddaba celceliska user computer si aad u hesho tusaale ka mid ah durdur uncompressed waa ku dhowaad aan macquul ahayn.

Jawaabta su'aasha "waxa codec" waa: codec - Barnaamijka yar oo gaar ah ama maktabada (dll), taas oo u adeegta sida habaynteeda ah (riixo) iyo files kelmadaha, durdurrada multimedia. Ka soo qaad user ah ayaa furay file video ciyaaryahan software ah. Dhismaha file kasta waa qaybta macluumaadka u muujinaysa via riixo codec ah ayaa la sameeyaa. On ku salaysan macluumaad ciyaaryahan akhri codsiyada xogta ee nidaamka qalliinka on meesha uu codec iyo u isticmaalaa in uu kelmadaha durdurka, outputting video shaashadda. Haddii nidaamka codec ma joogo, ka dibna laga helay wax aan macquul ahayn in ay dib u ciyaari fariinta. kiis gaar ah - waa kaliya video dhawaaqa ama kaliya.

Ogaanshaha waxa codecs noqon kartaa mid waxtar leh si loo ogaado, by hab oo file bartilmaameedka ayaa tilmaantay Tifaftirayaasha BBC. Tani waxay u baahan doontaa barnaamijka mediainfo, GSpot ama sida akhriyaa block macluumaadka. Waxaa jira dad badan, mararka qaarkood xitaa codsiga la files multimedia (Factory Format) siiyaan fursad noocaas ah ka shaqeeya. Waxaan si toos ah dulqabo si file la doonayo iyo wac menu. In link "View" ama "dir" option lagama maarmaan noqon doona. Next, kiiska for yar - in ay ka soo dejisan iyo rakibi codecs kuwan.

Yaa ogaan waxa codecs in ay si fudud u xaliyaan dhibaatada of inoperability of files multimedia. Uma baahnid in aad si dhexgalin sifooyinka of encoder gaar ah ama buuga akhrisato multi-page. Xalka mid aad u fudud - dejisan iyo rakibi ururinta gaar ah free of codecs. Currently mid ka mid ah ugu fiican - taasi waa K-Lite codec Pack. Set jirta dhowr qeybood, sidaas darteed waxaa ugu wanaagsan in aan u tudhin a megabytes yar oo dheeraad ah ku bixisay, oo markiiba soo bixi Pack ahee. Marka rakibidda bilowga ah waxay isticmaali karaan goobaha sameeysa talinayaa, iyo dadka isticmaala sare waxaa laga codsanayaa in ay sameeyaan in la tilmaamo in ay tahay lagama maarmaan in diiwaan nidaamka. Ka dib markii ay ku rakibidda K-Lite dhan codecs la diiwaan gelinayaa oo ay awoodaan in ay si toos ah u xirmaan ciyaaryahanka codsado noqon doonaa. Taasi waa, joogitaanka codecs si user ah gabi ahaanba "hufan".

Waxaa jira hab kale si ay u ciyaaraan files multimedia. Waayo, kanu waa ciyaaryahan gaar ah (PotPlayer, VLC, iwm). Algorithms waayo, kelmadaha waa naftooda.