OGG → AMR

Sinthani Yanu OGG ku AMR mafayilo mosavuta

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Kukweza

Momwe mungasinthire OGG ku AMR

Gawo 1: Kwezani yanu OGG mafayilo pogwiritsa ntchito batani lomwe lili pamwambapa kapena pokoka ndi kugwetsa.

Gawo 2: Dinani batani la 'Convert' kuti muyambe kusintha.

Gawo 3: Tsitsani pulogalamu yanu yosinthidwa AMR mafayilo

OGG ku AMR Mafunso Ofunsidwa Kawirikawiri Okhudza Kusintha kwa Anthu

Kodi ndingasinthire bwanji OGG audio ku AMR popanda kuwononga mtundu?

Ikani fayilo ya OGG ndipo wosinthira adzasankha kugwirizana kwa AMR codec / bitrate mogwirizana ndi chiyambi. Kusinthanitsa kopanda kusowa (AMR = WAV / FLAC / ALAC) kumateteza zonse; kusinthanitsa kopanda kusowa (AMR = MP3 / AAC / OGG / Opus) kumasinthidwa kukhala 192 kbps, zomwe ndi zosawoneka bwino kwa ambiri.

Kodi fayilo ya AMR imagwiritsa ntchito bitrate iti?

Choyambirira 192 kbps kwa lossy AMR; pass-through kwa lossless AMR. Chotsani 320 kbps kwa audiophile, 256 kbps kwa nyimbo zokoma, kapena 96 kbps kwa mawu / podcast. Chosankhachi chimasintha kukula kwa fayilo ndi kumvetsera kwa khalidwe labwino kwambiri pa ma bitrates ochepa kwambiri.

Kodi kuchoka ku OGG kupita ku AMR kumachepetsa mtundu wanga wa audio?

Ngati OGG ndi lossy ndipo AMR ndi lossless (mwachitsanzo MP3 → WAV), fayilo ya AMR si yabwino kuposa yochokera ku OGG — simungathe kubwezeretsa zambiri zomwe zidatulutsidwa ndi kusungitsa koyamba kwa lossy. Ngati OGG ndi lossless ndipo AMR ndi lossy, yembekezerani kuti codec ya AMR ibwezeretse kusungitsa; pa 192 kbps izi ndi zosawoneka bwino kwa zinthu zambiri.

Kodi wosintha OGG kupita ku AMR amasunga ID3 / metadata tags?

Ndiyo — mutu, woimba, album, chaka, mndandanda wa nyimbo, ndi zithunzi za album zimawerengedwa kuchokera ku OGG ndipo zimalemba mu AMR (katundu uliwonse wa audio umathandiza ma tag). Ma tag amasunganso ma codec omwe ali pansi pake.

Kodi ndingasinthire ma OGG ambiri a AMR?

Yes — tidzachotsa fayilo ya OGG ndipo tidzazipanga mofanana. Premium ili ndi ogwira ntchito ambiri mofanana ndi malire a fayilo, kotero fayilo ya 500-file batch imatha kumaliza m'maola ochepa kuposa maola asanu. Tags ndi ndondomeko ya fayilo imasungidwa.

Kodi AMR idzakhala ndi kuchuluka kwa sampling yomweyo ngati OGG?

Mwa default yes — 48 kHz OGG → 48 kHz AMR, 96 kHz → 96 kHz. Ngati mukufuna kuchepetsa khalidwe la nyimbo kuti zigwirizane (96 kHz studio masters → 44.1 kHz kwa kulemba CD), mfundo yowonjezera ya khalidwe la nyimbo imagwiritsa ntchito resampler yolimba (libsoxr kapena sox-equivalent) popanda kuwonjezera mawu.

Kodi ndingasinthire kuwala kwa mawu m'mawindo a OGG mpaka AMR?

Ndiyo — njira yosintha mawu kuti akhale oyenera imagwiritsa ntchito ITU-R BS.1770 / EBU R128 kuti ikhale yoyenera pa AMR, yolenga -14 LUFS (zoyenera kusewera) kapena -16 LUFS (zoyenera kusewera podcast). Ndi zothandiza pamene mukusintha library yophatikizidwa yomwe ma tracks ake ali ndi ma level osiyanasiyana osiyanasiyana.

Kodi AMR idzasewera pafoni yanga yagalimoto, iPod, kapena Sonos?

MP3 imasewera padziko lonse lapansi pazinthu zonse zomwe zidapangidwa mzaka zapitazi za 20. AAC imasewera pa Apple, ambiri a Android, ndi Sonos. FLAC imasewera pa Sonos, Android, ndi mayunitsi ambiri amakono agalimoto; otsika kwambiri pa iPods oyambirira. WAV imasewera pa chilichonse koma ndichodabwitsa. Chosankha cha chipangizocho chimasankha chotetezeka kwambiri AMR codec kwa chida.

Kodi fayilo yanga OGG ndi yachikhalidwe panthawi yosintha?

Ndikoyenera - mafayilo a OGG omwe amatulutsidwa amachitidwa m'mabungwe osiyana ndipo amasungidwa m'maola ochepa. Sitingagwiritse ntchito, kusungira, kugawana kapena kugawana zomwe zili pa audio. Chitseko chokhala ndi deta yokwanira chimafotokozedwa pa /privacy/.

Kodi ndi nthawi yayitali bwanji kuti musinthe nthawi ya 1-hour OGG kuti AMR?

Kusinthanso kwa codec yomweyo (mwachitsanzo, FLAC yochokera m'modzi mwa ma containers imasinthidwa ku wina): 10-30 masekondi. Kusinthanso kwa codec ina: nthawi zambiri 10-20% ya nthawi yoyambira, kotero nthawi ya 1-hour OGG → AMR imatha m'maola 6-12.

N'chifukwa chiyani fayilo ya AMR ndi yolimba kapena yolimba kuposa OGG yochokera?

Palibe kusintha kwa kuwonjezeka kwa mafoni ngati simudzagwiritsa ntchito njira yosintha. Ngati mukuona kusintha kwa mafoni nthawi yosewera, wosewera wanu kapena laibulale ya ma media angagwiritse ntchito ReplayGain kapena kusinthika kwa mafoni pamodzi — ndiye wosewera, si njira yathu.

Kodi ndingasinthire kutsitsa kwa OGG ku AMR?

Ngati kutsitsa OGG sikunatetezedwe (sinali DRM), yeah. Fayilo yosinthidwa ndi DRM (Spotify offline, Apple Music) imasinthidwa pa level ya byte ndipo sitingathe kuchotsa kapena kuwongolera. Mafuta a Bandcamp, SoundCloud, archive.org, ndi zolemba za munthu zimasinthidwa popanda vuto.

OGG

OGG Vorbis imapereka kukanikiza kwapamwamba kwa mawu kofanana ndi MP3 koma kwaulere komanso kotseguka.

AMR

AMR (Adaptive Multi-Rate) ndi mtundu wamawu wokongoletsedwa kuti azitha kukopera mawu. Amagwiritsidwa ntchito kwambiri m'mafoni a m'manja pojambula mawu komanso kusewera.