Chinja M4A kuti AAC

Chinja Yako M4A kuti AAC zvinyorwa zvisingaite

Sarudza mafaira ako

*Mafaira adzimwa mushure memaawa makumi maviri nemana

Shandura mafaira anosvika 1 GB mahara, vashandisi vePro vanogona kushandura mafaira anosvika 100 GB; Nyorera izvozvi

Kuisa

Maitiro ekushandura M4A kuti AAC

Danho 1: Isa yako M4A mafaira uchishandisa bhatani riri pamusoro kana nekudhonza nekudonhedza.

Danho rechipiri: Dzvanya bhatani rekuti 'Convert' kuti utange kushandura.

Danho rechitatu: Dhawunirodha yako yakashandurwa AAC mafaira

M4A kuti AAC Mibvunzo Inowanzo bvunzwa Nezvekuchinja

Ndinogona sei kushandura M4A audio kuenda ku AAC pasina kupora kwemhando?

Kuisa faira M4A uye yedu mushanduri ichatora AAC codec / bitrate kubatanidza kwakaenzana nechigadzirwa. Lossless target (AAC = WAV / FLAC / ALAC) inochengeta ese masampuli; lossy target (AAC = MP3 / AAC / OGG / Opus) inogadziridzwa ku 192 kbps iyo inoratidzika kune akawanda maziso.

Ndeipi bitrate iyo faira AAC inoshandisa?

Zviri pachena 192 kbps ye AAC ine kushaya; kubuda- munzira (sina kuchinja- chinja kwe bitrate) kwe AAC pasina kushaya. Gadzira ku 320 kbps ye audiophile output, kana 96 kbps yezwi / podcast apo madiki mafaera anokosha kupfuura kuvimbika pazvimwe zvishoma.

Kubva pa M4A kuenda pa AAC kunoderedza sei kunaka kwezwi rangu?

Kana M4A iri nematambudziko uye AAC iri pasina matambudziko (e.g. MP3 -> WAV), faira AAC harisi rakanaka kupfuura M4A — haugone kudzosa ruzivo rwakaiswa pasi. Kana M4A iri nematambudziko uye AAC iri nematambudziko, codec AAC inodzosera kumanikidza; pa192 kbps izvi zvinoratidzika kune zvimwe zvinhu.

I M4A to AAC converter inochengeta ID3 / metadata tags?

Yeah - zita, muimbi, album, gore, nhamba yemufananidzo, uye yakaiswa album art inoverenga kubva ku M4A uye inonyora mu AAC container uko AAC format inotsigira ma tags (iyo yose inowanzoitika).

Ndinogona kushandura mazana e M4A mafaera kuita AAC?

Yeah - bvisa folder ye M4A mafaera uye isu tinozvigadzirisa zvakaenzana. Pro ine akawanda akaenzana vashandi uye hapana chisimbiso chefile size, saka batch ye500-file inosvika mumasekondi kupfuura makumi emakore.

I AAC ichachengeta iyo imwechete sampling rate se M4A?

Zviri pachena kuti hapana (48 kHz M4A -> 48 kHz AAC). Kana iwe uchida kushambadza pasi kuti zvive zvakaenzana (e. g. 96 kHz -> 44. 1 kHz kune CD kurodha) iyo yakakwira sampling-rate sarudzo inogadzirisa izvi nemhando yepamusoro polyphase resampler.

Ndinogona here kudzora kusimba kwezwi mu M4A kusvika ku AAC?

Yeah — loudness-normalize sarudzo inoshandisa ITU-R BS.1770 / EBU R128 normalization kune AAC output, ichitarisa -14 LUFS (streaming standard) kana -16 LUFS (podcast standard). Inokosha kana uchishandura mabhaisikopo nemhando dzakasiyana dze mastering.

AAC ichatamba pafoni yangu yemotokari / iPod / Sonos?

MP3 anotamba pasi rese. AAC anotamba paApple, Android, uye Sonos. FLAC anotamba pa Sonos uye Android yemazuva ano, zvakaipa pane iPods. WAV anotamba pazvose asi iri hombe. Advanced sarudzo dzinosanganisira zvirongwa zvekushandisa zvezvinangwa izvi zvakajairika.

Ndiani anochengeta M4A faira rangu panguva yekushandura?

Yeah — yakakwira M4A mafaera anogadziriswa muzvirongwa zvakasiyana uye anogadziriswa mukati memasekondi. Tisingatamba, hatichengeti, kana kugovera zvemavhidhiyo. Ona /privacy/ yewindows yekuchengetedza data.

Ndeipi nguva inotora kushandura 1-hour M4A kuenda ku AAC?

Same-codec re-mux: 10-30 masekondi. Re-encode kune imwe codec: zvinonyanya 10-20% yenguva yekuburitsa, saka 1-hour M4A -> AAC inopera mu 6-12 maminitsi pa standard pipeline.

Nei faira AAC iri loud / quieter kupfuura iyo M4A source?

No otomatiki kuchinja kuchinja kuitika kana iwe kuchinja pa normalize sarudzo. Kana iwe kuona chiyero kuchinja, yako audio player kana media library ndezvekutaura ReplayGain kana per-track kuchinja kuchinja pa kutamba — kwete isu.

Ndinogona kushandura M4A kurodha pasi kuita AAC?

Kana iyo M4A yekurodha pasi isina kuchengetedzwa (sina DRM), hapana. DRM-yakavharwa streaming mafaera (Spotify, Apple Music) yakavharwa pabit level uye isu hatigone kuongorora iwo. Mamwe mapurojekiti kubva kuBandcamp, SoundCloud, uye personal recordings anoshandurwa zvakanaka.