Guqula M4A kuya Opus

Guqula Eyakho M4A kuya Opus amafayela kalula

Khetha amafayela akho

*Amafayela asusiwe ngemva kwamahora angu-24

Guqula amafayela afinyelela ku-1 GB mahhala, abasebenzisi be-Pro bangaguqula amafayela afinyelela ku-100 GB; Bhalisa manje

Ukulayisha

Indlela yokuguqula M4A kuya Opus

Isinyathelo 1: Layisha eyakho M4A amafayela usebenzisa inkinobho engenhla noma ngokuhudula bese uphonsa.

Isinyathelo 2: Chofoza inkinobho ethi 'Guqula' ukuze uqale ukuguqulwa.

Isinyathelo 3: Landa i-version yakho Opus amafayela

M4A kuya Opus Imibuzo Evame Ukubuzwa Yokuguqulwa

Ngiguqula kanjani umsindo M4A ube Opus ngaphandle kokulahlekelwa ukhwalithi?

Layisha phezulu ihele M4A futhi umguquli wethu uzokhetha i Opus codec / bitrate ukuhlanganisa okuhambisana nomsuka. Injongo engalahleki (Opus = WAV / FLAC / ALAC) igcina yonke isampula; injongo elahlekile (Opus = MP3 / AAC / OGG) iphutha liyi 192 kbps ecacile kumazwana amaningi.

Ihele Opus lisebenzisa i-bitrate enjani?

Iphutha 192 kbps ku Opus olahlekelwayo; dlula-nge- Opus ongalahlekelwanga. Nciphisa ku 320 kbps ku-audiophile noma ku 96 kbps ku-voice / podcast. Ukhetho lushintsha ubukhulu behele ku fidelity ezwakalayo ku bitrates ephansi kakhulu.

Ingabe ukusuka ku M4A kuya ku Opus kuzonciphisa ubunjani bomsindo wami?

Uma M4A ilahlekelwa futhi Opus ayilahleki (isibonelo MP3 → WAV), ihele Opus alingcono kuna M4A — awukwazi ukubuyisela imininingwane esele ilahlekile. Uma M4A ilahlekelwa futhi Opus ayilahleki, cabanga ukuthi i-Opus codec izocindezela futhi; ku-192 kbps lokhu kucacile kunoma iyiphi ingxenye.

Ingabe i-M4A kuya ku-Opus igcina amathegi we-ID3 / metadata?

Yebo — isihloko, umculi, i-album, unyaka, inani lesiqalo, i-album art ifundwa kusuka ku M4A futhi ibhalwe ngaphakathi kwe Opus container (lapho i-Opus format ixhasa izixhumanisi, okungukuthi zonke ezijwayelekile zikwenza).

Ingabe ngingenza i-batch yokuguqula amahele angama-M4A abe Opus?

Yebo — susa isibaya se M4A amafayela ngaphakathi futhi sizoziphatha ngokufanayo. I-Premium inemisebenzi eminingi efana ne-parallel futhi akukho lutho oluphezulu lwesayizi yefayela ngalinye, ngakho-ke i-500-file batch iphele ngemizuzu endaweni yamahora angama-10.

Ingabe i-Opus izogcina isilinganiso esifanayo sesampula njenge-M4A?

Ngokuzenzakalela yebo (48 kHz M4A → 48 kHz Opus). Uma ufuna uku-downsample ukuhambisana (isibonelo 96 kHz → 44.1 kHz yokushaya i-CD) isinqumo esiphezulu sesampula-rate sikwenza lokhu ngekhwalithi ephezulu yoku-resamply.

Ingabe ngizolungisa umsindo ku-M4A kuya ku-Opus?

Yebo — ukhetho lokujwayelekile-lokujwayelekile lufaka ITU-R BS.1770 / EBU R128 ukujwayelekile ku Opus kuphuma, libhekisa ku -14 LUFS (isizinda sokushayela) noma -16 LUFS (isizinda sepodcast). Kuhle uma uguqula amabhayisikobho ngezinga lokuphatha elihlukile.

Ingabe i-Opus izodlala ku-stereo yemoto yami / iPod / Sonos?

MP3 idlala emhlabeni wonke. AAC idlala ku Apple, Android, Sonos. FLAC idlala ku Sonos ne Android, ngaphezu kahle ku iPods edlule. WAV idlala konke kodwa kukhulu. Izinketho eziphezulu zifaka idivayisi imise izinhloso ezivamile.

Ingabe ihele lami M4A liyimfihlo ngesikhathi sokuguqulwa?

Yebo — amafayela alayishwe phezulu M4A aqhubekelwa phambili emisebenzini ehlukanisiwe futhi acishwe ngaphakathi kwemizuzu. Asikwazi ukudlala, ukugcina, noma ukuhlanganisa okuqukethwe kwesandi.

Ingabe kuthatha isikhathi esingakanani ukushintsha ihora le-M4A libe Opus?

I-codec efanayo iphinde i-mux: imizuzwana engu-10-30. Yenza kabusha i-codec ehlukile: ngokuvamile 10-20% yesikhathi somthombo, ngakho-ke ihora M4A → Opus liphele ngemizuzu engu-6-12.

Kungani ihele Opus likhulu / lihlanzekile kunalelo M4A?

Akukho shintsho lokufinyelela oluzenzakalelayo kwenziwa ngaphandle kokuthi uvule isinqumo sokujwayelekile. Uma ubona ushintsho lwezinga, umdlali wakho wesandi noma ithala lemithombo ingasebenzisa i-ReplayGain noma ukuguqulwa kwe-track-by-track ku-playback — hhayi nathi.

Ingabe ngiguqula M4A ukulayisha phezulu okuqhubekayo ku Opus?

Uma i-M4A ilayishwe phansi ingakhuselwanga (akukho DRM), yebo. Amafayela okuhamba ngokufihliwe nge-DRM (i-Spotify, i-Apple Music) alayishwe phansi ku-bit level futhi asikwazi ukuwaphatha. Ama-sources e-Bandcamp, i-SoundCloud alayishwe phansi, nama-recordings angaphakathi aguqulwa kahle.

M4A

I-M4A ifomethi yefayela lomsindo ehlobene eduze ne-MP4. Inikeza ukucindezelwa komsindo kwekhwalithi ephezulu ngokusekelwa kwemethadatha, okuyenza ifanelekele izinhlelo zokusebenza ezihlukahlukene.

Opus

I-Opus iyikhodekhi yomsindo evulekile, engenamali enikeza ukucindezelwa kwekhwalithi ephezulu kukho kokubili inkulumo nomsindo ovamile. Ilungele izinhlelo zokusebenza ezahlukahlukene, kufaka phakathi i-voice over IP (VoIP) nokusakaza.