Malingaliro a FLAC
Free Lossless Audio Codec ndi ndondomeko yowonjezera yomwe yapangidwa ndi Xiph.org Foundation yopanda phindu yomwe imathandizira mafayilo omvera adijito omwe ali ofanana kwambiri ndi choyambirira chomwe chimachokera. Maofesi a FLAC-encoded, omwe nthawi zambiri amanyamula kufalikira, amadziwika kuti ali ndi chitukuko chogwiritsidwa ntchito poyera komanso maulendo ang'onoang'ono a mafayilo ndi nthawi zowonongeka mofulumira.
Mafayili a FLAC amadziwika mu malo osamvera opanda pake. Mukumvetsera kwadijito, codec yopanda kanthu ndi imodzi yomwe imataya chidziwitso chilichonse chofunika chodziwitsa za nyimbo zoyambirira za nyimbo za analog panthawi yachisokonezo. Ma codec ambiri otchuka amagwiritsa ntchito njira zowonongeka-mwachitsanzo, MP3 ndi Windows Media Mafilimu omvera-omwe amasiya kumvera mawu pa nthawi yomasulira.
Kudula nyimbo za nyimbo
Ndipotu, ogwiritsa ntchito ambiri akufuna kubwezeretsa CD zawo zoyambirira (CD) akugwiritsira ntchito FLAC kusunga phokoso m'malo mogwiritsa ntchito maonekedwe osowa . Kuchita izi kumatsimikizira kuti ngati gwero loyambirira lawonongeka kapena lawonongeka, ndiye kuti kopambana yokha ikhoza kubweretsedwanso pogwiritsa ntchito mafayilo a FLAC omwe anali atayikidwa kale.
Kuchokera pa mafilimu onse osayenerera omwe alipo, FLAC mwina ndi yotchuka kwambiri masiku ano. Ndipotu, mautumiki ena a nyimbo za HD tsopano amapereka nyimbo pamtundu umenewu.
Kugwedeza CD audio ku FLAC kumapanga maofesi ndi chiwerengero cha kupanikizika pakati pa 30 peresenti ndi 50 peresenti. Chifukwa cha maonekedwe osayeruzika, anthu ena amasankha kusunga makanema awo a makina a digito monga mafayilo a FLAC kunja kwa zosungiramo zosungirako zowonongeka ndikusandulika ku maofesi omwe amawonongeka ( MP3 , AAC , WMA , etc.) pakufunika-mwachitsanzo, kusinthanitsa ndi MP3 osewera kapena mtundu wina wa chipangizo chogwiritsira ntchito.
Makhalidwe a FLAC
Miyezo ya FLAC imathandizidwa pazochitika zonse zoyendetsera ntchito, kuphatikizapo Mawindo 10, MacOS High Sierra ndi pamwamba, magawo ambiri a Linux, Android 3.1 ndi atsopano, ndi iOS 11 ndi atsopano.
Mafayili a FLAC amathandiza kuika chizindikiro cha metadata, kujambula chithunzi cha album, ndi kufunafuna zokhutira. Chifukwa ndi mawonekedwe osayenerera omwe ali ndi chilolezo chaulere cha teknoloji yake yayikulu, FLAC ndi yotchuka kwambiri ndi omanga otseguka. Makamaka, kusonkhana kwa FLAC ndi kufotokozera mwachangu poyerekeza ndi mawonekedwe ena kumapangitsa kukhala koyenera pa masewera a pa Intaneti.
Kuchokera pamaganizo, FLAC encoder ikuthandiza:
- Mapangidwe a zitsanzo pakati pa 1 Hz ndi 65,545 Hz pa 1 Hz mapazi, kapena 10 Hz 655,350 Hz mu 10 Hz mapazi, pogwiritsa ntchito njira imodzi ndi eyiti
- Kusintha kwa PCM kwazing'ono 4 mpaka 24 pa sampula (ngakhale kuti pali mfundo zokhazikika, osati zozungulira, zitsanzo zimathandizidwa)
Mipingo ya FLAC
Kujambula kwakukulu kwa mafayilo a FLAC ndiloti zipangizo zambiri sizimathandizira. Ngakhale makompyuta ndi mafilimu opaleshoni machitidwe ayamba kuthandiza FLAC, Apple sanachirikize mpaka 2017 ndi Microsoft kufikira 2016-ngakhale kuti kodec inatulutsidwa koyamba mu 2001. Osewera ma hardware samagwirizira FLAC, mmalo mwake amadalira pa lossy- koma mawonekedwe ofala monga MP3 kapena WMA.
Chifukwa chimodzi chomwe FLAC chikhoza kukhalira pang'onopang'ono kuchitidwa makampani, ngakhale kuti ndipamwamba ngati njira yowonongeka, ndikuti sichikuthandizira kuthekera kwa kayendetsedwe ka ufulu wa digito. Maofesi a FLAC ali, mwadongosolo, osayendetsedwa ndi mapulogalamu ovomerezeka a mapulogalamu, omwe amathandiza kwambiri ogulitsa malonda ndi malonda a nyimbo zamalonda.