Fetola Opus ho M4A

Fetola Ea Hau Opus ho M4A litokomane ntle le matsapa

Khetha lifaele tsa hau

*Lifaele li hlakotsoe ka mor'a lihora tse 24

Fetolela lifaele tse fihlang ho 1 GB mahala, basebelisi ba Pro ba ka fetolela lifaele tse fihlang ho 100 GB; Ingolise hona joale

Ho kenya

Mokhoa oa ho fetolela Opus ho M4A

Mohato oa 1: Kenya ea hau Opus difaele o sebedisa konopo e ka hodimo kapa ka ho hula le ho dihela.

Mohato oa 2: Tobetsa konopo ea 'Convert' ho qala phetoho.

Mohato oa 3: Khoasolla sesebelisoa sa hau se fetotsoeng M4A lifaele

Opus ho M4A Lipotso Tse Botsoang Khafetsa Mabapi le Phetoho

Ke fetola Opus audio ho M4A joang ntle le ho lahleheloa ke boleng?

Ho kenya faele ea Opus le ho fetola rona ho khetha M4A codec / bitrate ho kopanya ho lumellana le mohloli. Lossless target (M4A = WAV / FLAC / ALAC) e boloka mohlala o mong le o mong; lossy target (M4A = MP3 / AAC / OGG / Opus) e hlophisitsoe ho 192 kbps e leng e hlakileng bakeng sa lihlooho tse ngata.

Faele ea M4A e sebelisa bitrate efe?

Bofela ba 192 kbps bakeng sa M4A le ho lahleheloa ke boleng; ho fetisoa ka ho feletseng (ho se na ho dial ha bitrate) bakeng sa M4A le ho lahleheloa ke boleng. E fetoloa ho 320 kbps bakeng sa tlhahiso ea audiophile, kapa 96 kbps bakeng sa puo / podcast moo lifaele tse nyane li leng bohlokoa ho feta ho ba le boleng bo phahameng.

Na ho tloha ho Opus ho ea ho M4A ho tla fokotsa boleng ba audio?

Haeba Opus e na le liphoso'me M4A e na le liphoso (mohlala, MP3 -> WAV), faele ea M4A e ntle ho feta Opus — u ke ke ua khutlisa tlhaiso-leseling e neng e se e tlositsoe. Haeba Opus e na le liphoso'me M4A e na le liphoso, codec ea M4A e tla phutheha hape; ka 192 kbps e hlakile ho lihlooho tse ngata.

Na Opus ho M4A e fetolehang e boloka ID3 / metadata tags?

E-na — sehlooho, moqapi, album, selemo, nomoro ea lipina, le li-art tsa album li bala ho Opus'me li ngotsoe ho M4A container moo M4A format e fanang ka li-tags (tseo li-tag tsohle tse tloaelehileng li fanang ka tsona).

Na ke ka batch fetola limilione tsa Opus faele ho M4A?

Ehlile - re tlosa foldara ea Opus ho tsoa ho li-files'me re li sebetsana ka kotloloho. Pro e na le basebetsi ba fetang ba koetsoeng le ho se na boholo ba boholo ba faele, ka hona faele ea 500 e fela ka metsotso e seng mekae ho feta libeke tse mashome a mabeli.

Na M4A e tla boloka palo e tšoanang ea lisampula joaloka Opus?

Ka ho laoloa ke yeah (48 kHz Opus -> 48 kHz M4A). Haeba u hloka ho fokotsa palo ea lisampuli bakeng sa ho lumellana (mohlala, 96 kHz -> 44.1 kHz bakeng sa ho ngola CD) khetho ea palo ea lisampuli e tsoetseng pele e sebetsana le sena ka ho sebelisa resampler e phahameng ea polyphase.

Na ke ka fetola bophahamo ba molumo ka ho Opus ho M4A?

Ee — khetho ea ho tlosa molumo e sebelisa ho tlosa molumo oa ITU-R BS.1770 / EBU R128 ho M4A output, e lebisang ho -14 LUFS (standard ea ho tjhaja) kapa -16 LUFS (standard ea podcast). E ka sebelisoa ha ho fetoloa lipina ka ho khetheha ka li-mastering tsa maemo a fapaneng.

Na M4A e tla bapala ka stereo ea koloi ea ka / iPod / Sonos?

MP3 e bapala ka ho feletseng. AAC e bapala ka Apple, Android e ngata, le Sonos. FLAC e bapala ka Sonos le Android ea morao-rao, e sa tšoane le iPods e fetileng. WAV e bapala ka tsohle empa e kholo. Likhetho tse tsoetseng pele li kenyelletsa li-presets tsa sesebelisoa bakeng sa li-targets tsena tse tloaelehileng.

Na Opus faele ea ka e le ea ka ka nako ea ho fetoloa?

Ee — lifaele tse Opus li fetisoa ka ho khetheha'me li tlosoa ka metsotsoana. Re ke ke ra bapala, boloka kapa arolelana litaba tsa audio. Bona /privacy/ bakeng sa lebokose la ho boloka data.

Ho fetola Opus ea hora e le M4A ho nka nako e kae?

Same-codec re-mux: 10-30 sekontiri. Re-encode ho codec e fapaneng: ka linako tse ling 10-20% ea nako ea mohloli, ka hona Opus -> M4A ea 1-hora e fela ka metsotso e 6-12 ka pipeline e tloaelehileng.

Ke hobane'ng ha faele ea M4A e moholo / e monyane ho feta Opus?

No automatic gain change happens unless you turn on the normalize option. If you do see a level change, your audio player or media library is probably applying ReplayGain or per-track normalization on playback — not us.

Na ke ka fetola Opus ho M4A?

Haeba ho jarolla Opus ho sa sirelelitsoe (ha ho DRM), ehlile. Lifaele tsa ho phallela tse encrypted ka DRM (Spotify, Apple Music) li encrypted ka litekanyo tsa bit'me re ke ke ra li sebetsana. Li-sources ho tloha Bandcamp, SoundCloud, le li-recordings tsa botho li fetoloa hantle.