Tus Dawb Lossless Audio Codec yog tus qauv compression pib tsim los ntawm lub koom haum Xiph.org Foundation. Nws txhawb nqa cov ntaub ntawv suab digital uas zoo ib yam rau cov khoom qub. FLAC-encoded cov ntaub ntawv, uas feem ntau nqa cov.flac txuas ntxiv, yog qhov tseem ceeb rau kev muaj qhov qhib kev tsim kho nrog rau cov ntaub ntawv me me thiab lub sij hawm txiav txim siab nrawm.
FLAC cov ntaub ntawv yog nrov hauv qhov chaw tsis muaj suab. Nyob rau hauv cov suab, ib tug lossless codec yog ib tug uas tsis poob ib qho tseem ceeb teeb liab cov ntaub ntawv hais txog tus thawj analog music thaum lub sij hawm cov ntaub ntawv-compression txheej txheem. Ntau tus codecs nrov siv lossy compression algorithms-piv txwv li, MP3 thiab Windows Media Audio cov qauv-uas poob qee lub suab fidelity thaum lub sij hawm rendering.
Ripping Music CDs
Ntau tus neeg siv xav rov qab lawv cov CDs qub (CD ripping) xaiv siv FLAC los khaws lub suab es tsis siv hom ntawv poob. Ua qhov no ua kom paub tseeb tias yog tias qhov chaw qub raug puas lossis ploj, daim ntawv luam zoo meej tuaj yeem rov ua dua tshiab siv cov ntaub ntawv FLAC uas tau sau yav dhau los.
Tawm ntawm tag nrho cov tsis muaj suab tawm tswv yim muaj, FLAC tej zaum yog qhov nrov tshaj plaws hauv kev siv niaj hnub no. Qee qhov kev pabcuam suab paj nruag HD muab cov nkauj hauv hom no rau rub tawm.
Ripping ib lub CD rau FLAC feem ntau tsim cov ntaub ntawv nrog compression piv ntawm 30 feem pua thiab 50 feem pua. Vim yog hom ntawv tsis zoo, qee tus neeg kuj nyiam khaws lawv lub tsev qiv ntawv suab paj nruag digital li FLAC cov ntaub ntawv ntawm cov ntaub ntawv khaws cia sab nraud thiab hloov mus rau cov hom tsis zoo (MP3, AAC, WMA, thiab lwm yam) thaum xav tau - piv txwv li, kom sync rau MP3. neeg uas ua ntawv los yog lwm yam portable ntaus ntawv.
FLAC Cov yam ntxwv
Tus qauv FLAC tau txais kev txhawb nqa ntawm txhua qhov kev ua haujlwm loj, suav nrog Windows 10, macOS High Sierra thiab siab dua, feem ntau Linux faib, Android 3.1 thiab tshiab dua, thiab iOS 11 thiab tshiab dua.
FLAC cov ntaub ntawv txhawb nqa metadata tagging, album npog kos duab, thiab nrhiav cov ntsiab lus nrawm. Vim tias nws yog hom ntawv tsis muaj tswv cuab nrog kev tso cai tsis muaj nuj nqis ntawm nws cov thev naus laus zis thev naus laus zis, FLAC tshwj xeeb tshaj yog nrov nrog cov neeg tsim khoom qhib. Tshwj xeeb, FLAC qhov nrawm nrawm thiab kev txiav txim siab piv rau lwm hom ntawv ua rau nws tsim nyog rau kev ua si hauv online.
Los ntawm kev pom kev, FLAC encoder txhawb nqa:
- Sampling tus nqi ntawm 1 Hz txog 65, 545 Hz hauv 1 Hz kauj ruam, lossis 10 Hz txog 655, 350 Hz hauv 10 Hz kauj ruam, siv ntawm ib thiab yim raws.
- PCM me ntsis daws teeb meem ntawm 4 mus rau 24 khoom ib qho qauv (txawm tias tsuas yog cov ntsiab lus ruaj khov, thiab tsis yog ntab-taw tes, cov qauv tau txais kev txhawb nqa).
FLAC Limitations
Qhov teeb meem tseem ceeb rau FLAC cov ntaub ntawv yog tias cov khoom siv feem ntau tsis txhawb nqa lawv. Txawm hais tias lub khoos phis tawj thiab lub xov tooj ntawm tes tau pib txhawb FLAC, Apple tsis txhawb nws kom txog rau thaum 2017 thiab Microsoft txog 2016-txawm tias lub codec tau tso tawm thawj zaug hauv 2001. Cov neeg siv khoom siv kho vajtse feem ntau tsis txhawb FLAC, es tsis txhob, cia siab rau kev poob. -tab sis-hom hom xws li MP3 lossis WMA.
Ib qho laj thawj FLAC tuaj yeem tau txais kev lag luam qeeb qeeb, txawm tias nws qhov zoo tshaj plaws raws li kev sib koom ua ke, yog tias nws tsis txhawb nqa txhua yam kev tswj hwm txoj cai digital. FLAC cov ntaub ntawv yog, los ntawm kev tsim, tsis cuam tshuam los ntawm software daim ntawv tso cai schemes, uas tau txwv nws cov txiaj ntsig zoo rau kev lag luam streaming cov neeg muag khoom thiab kev lag luam suab paj nruag kev lag luam tag nrho.
FAQ
Kuv yuav hloov cov ntaub ntawv FLAC li cas?
Siv lub converter dawb suab zoo li Zamzar, Online-Convert.com, lossis Media.io los hloov FLAC cov ntaub ntawv rau M4A thiab lwm yam zoo sib xws.
Kuv yuav ua li cas FLAC cov ntaub ntawv hauv iTunes?
Txhawm rau ua si FLAC cov ntaub ntawv hauv iTunes, koj yuav tsum hloov cov ntaub ntawv mus rau hom kev txhawb nqa lossis siv FLAC player app. Koj tuaj yeem siv iTunes los hloov cov ntaub ntawv FLAC rau ALAC thiab lwm hom ntawv sib xws.
Kuv yuav ua li cas FLAC hauv Windows Media Player?
Ua ntej koj tuaj yeem ua si FLAC cov ntaub ntawv hauv Windows Media Player, koj yuav tsum xub rub tawm thiab nruab Media Player Codec Pob. Tom qab rov pib koj lub computer, FLAC cov ntaub ntawv yuav tsum qhib cia li hauv Media Player.
Qhov twg zoo dua, WAV lossis FLAC?
Ob leeg WAV thiab FLAC yog cov suab tsis zoo, yog li lawv suab tib yam. Txawm li cas los xij, WAV cov ntaub ntawv yog uncompressed, uas txhais tau tias lawv loj dua. Yog li ntawd, FLAC yog hom ntawv nyiam rau khaws suab paj nruag.
Kuv tuaj yeem yuav FLAC suab paj nruag nyob qhov twg?
Cov vev xaib nrov uas koj tuaj yeem nrhiav FLAC suab paj nruag suav nrog 7digital, ProStudio Masters, thiab Bandcamp. Qee cov ntawv sau cia, zoo li Merge Cov Ntaub Ntawv, muab FLAC cov qauv ntawm cov nkauj rau kev yuav khoom ntawm lawv lub vev xaib.