Yini ephawula WMA format kwaye yintoni na?

abantu abaninzi akhumbule imihla xa main program for ukubukela ividiyo kwi computer yaba umgangatho "Media Player". Ukusebenza, akazange lingaphumi, Azitywine, kunye xinghana eka abasebenzisi abangenalwazi abazange kwahluka. Kuphela 2000 , Microsoft baziswa ebantwini for Windows Media Player 7 isicelo.

Engafani owayephambi yayo lula nje kuphela, kodwa ke into yokuba wabonakala WMA format wadala yinkampani ngokwayo. Ntoni na kwaye kusetyenziswa phi na? Njengokuba sele sitshilo, oko yaphuhliswa Microsoft «emagumbini sentuthumbo", apho ngelo xesha ekugqibeleni waqonda ukuba alwe noloyiso uhambo MP3 ukuba abakwazi.

Ukongeza, abadlali babo umgangatho ngelo xesha exhaswa naye kakhulu ngokwaneleyo nokuthandwa ngoko baphulukana ngokukhawuleza. Njengoko angamanye WMA format i "Abantu bakaThixo" idalwe, apho siye saqala ekubeni ikhonkco okanye egoso, ukuba 'atyhale "kwi Windows OS. Impumelelo umkhwa enjalo akwanelanga, hayi indima yokugqibela kule wayedlala kwezopolitiko ngokwayo ulawulo inkampani Redmondskoy.

Qala nesibakala yokuba benza format WMA yi wezindlu ngokupheleleyo - ivaliwe ngenxa ukwabiwa, ukulungiswa kunye nokusetyenziswa kweemveliso zomntu wesithathu. Ukuba 'ofisi' yabo, lo mkhuba nemiphumo emihle (emva onke, lodwa ayenziwanga irhoxisiwe), koko angene imarike yeefomati yemultimedia, kwaye sele ezixineneyo ngabadlali, kwaba ngokuphandle ezihlambelayo zamaxhegokazi zimangale.

Nakuba kunjalo, iimpawu WMA (Windows Media Audio) akukho nto imbi kangaka. Ngenxa yoko, umenzi ubanga ukuba abe umculo lwefayile kunye bitrate 160 kbit / s ngokwemiqathango yomgangatho akukho ndlela elingezantsi MP3 lwefayile ukuya kwixesha efanayo 256 kbit / s. ingxelo impikiswano, kunye uguqulelo wayo wokuqala zange ukuxhasa ngaphezulu isantya sebhithi, wenza WMA format ayikho athandwa kakhulu-bume audiophile. Ukongeza, xa isandi frequency ngasentla 15 kHz zonke "extra" ufekethe thumbanails, ukuze malunga nayiphi "njengoko CD 'ayikwazanga aziyi kuqwalaselwa.

Kufuneka uhlawule irhafu kwi Microsoft: ukuxhaphaza izibonelelo zalo phantse unlimited, kufuneka ukuxhasa ukuphunyezwa kwe inzala yabo phantse yonke "yentsimbi 'kunye nabadlali software, kangangokuba namhlanje umnqweno ukutshintsha iifayile WMA MP3 uyidlala kokuba uphulukene ukufaneleka kwayo umdlali yakho. Ngaphezu koko, evela kude 1995, xa inguqulelo yokuqala codec yayo 'ukhule ngokwaneleyo' ukuba ngokutsha yayo yethoba apho ezininzi iimpazamo simahla ziye ezisisigxina.

Ngokukodwa, umgangatho isandi inyuswe kakhulu, kusenokwenzeka yokupasa ezimbini-VBR-encoding, nto leyo ngokuzenzekelayo eliguqulelwe ngokuthi "ngonaphakade ulibele» WMA ukwenza abadlali engenamandla ngokwaneleyo emarikeni ezimanyelwayo yedijithali. Ukongeza, akukhuthazwa kakhulu kwaye ethandwa player Winamp uyakwazi 'rob "kwi CD yakhe umculo, ehlaba ikhwelo kuphela out_wma.dll plugin.

Ngenxa yoko, angaqondakali ukuguqula WMA ifomati MP3 ayikho, kuba ebulela unyamezelo codec Microsoft belingana kunye neefomathi ezikhuphisanayo ixhaswa zonke izixhobo kunye neenkqubo lokudlala umculo yedijithali. Ukongeza, ngenxa uguqulo umgangatho isandi ukuze kube kubi kakhulu, akubonakali ukumkholisa kuwe.