M4A → Opus

Tahurihia Tō M4A Tuhinga o mua Opus kōnae ngawari

Tīpakohia ō kōnae

Ka tangohia rānei ā-rānei ōna doke ki konei

Whakahaua: 1 Ka whakawhitinga/ora · Kāore i te whakawhāiti →

Tahurihia kia 1 GB ngā kōnae mō te kore utu, ka taea e ngā kaiwhakamahi Pro te tahuri ki te 100 GB ngā kōnae; Waitohu inaianei

Tukuatu ana

Me pēhea te huri M4A Tuhinga o mua Opus

Hipanga 1: Tukuatu tō M4A ngā kōnae mā te whakamahi i te pātene i runga ake nei, mā te tōia me te whakataka rānei.

Hipanga 2: Pāwhiritia te pātene 'Tahuri' hei tīmata i te tahuritanga.

Hipanga 3: Tikiake i tō mea kua tahurihia Opus kōnae

M4A Tuhinga o mua Opus Ngā Pātai Auau mō te Tahuritanga

He pēhea te tahuri i a au i te M4A oro ki te Opus me te kore e ngaro te āhuatanga?

Whakataki i te M4A me te kaiwhakarere e kōwhiri ana i te Opus ngā kōwhiringa codec / bitrate e ōrite ana ki te tātai pūtake. Ko te Opus kore ngaro (WAV / FLAC / ALAC) e pupuri ana i ia tauira; ko te Opus ngaro (MP3 / AAC / OGG / Opus) te pūmau ki te 192 kbps e mārama ana mō te nuinga o ngā ihirangi pūoro katoa. Kei roto i te M4A te AAC i te nuinga o nga take, Apple Lossless rānei (ALAC) ina puta mai i tētahi tāruatanga kore. Ko te Opus e whakawhānui ana i te 6 kbps mono speech ki te 510 kbps stereo music i roto i te rererangi ōrite, ā, ka huri noa i ngā āhuatanga.

He whakawhitinga te M4A ki te Opus he porowhita tuarua o te whakawhāiti ngaro?

Heoi, ā, e tika ana te whakarite i te taha. He ngaro nga āhuahira e rua, nā reira ko te Opus encoder e mahi ana mai i te oro, kua puta kētia e tētahi whakawhitinga psychoacoustic, ā, ko ōna whakataunga anō e whakakotahi ana i te tautuhi tuatahi. I te 192 kbps, i runga ake rānei i te hua, he mārama tonu te hua mō te nuinga o te whakarongo. Mēnā kei a koe tētahi māngai kore ngaro i tētahi wāhi, ka whakakōrerotia te Opus mai i tērā, ka kore e taea te whakawhiti i te whakawhitinga rua katoa.

He aha te take kāore e tahuri ana ētahi o a ahau M4A?

DRM. He pūrere ā-roto o ngā pūranga M4A kua whakawaeheretia e te puna, te pūmanawa rānei i tukuna, ā, kāore e taea te whakawaehere i te oro whakawaeheretia e tētahi kaiwhakarere. Ko ngā mea katoa i whakawāteatia e koe, i whakatata, i hoko rānei me te kore parenga, ka huri noa; kāore e hoko te hoko ā-kōrero. E rua nga mea rerekē e whakawāteatia ana e M4A i muri i tētahi whakaroanga — AAC ngaro me ALAC kore ngaro — ā, kāore te tautoko ā-Apple i te ōrite.

Ka tākaro te Opus i roto i tōku waka, i runga rānei i ngā pūrere tawhito?

I te nuinga o te wā kāore. M4A e whakakōrerotia ana e ngā mea katoa, tae atu ki ngā wae o te karihi me ngā kaipāpāho tawhito; Opus e hiahiatia ana he pūmanawa e mōhio ana ki te pūkōrero, ā, kāore i te nuinga o te wā e whai ana i ngā pūrere. Mēnā he pūkōrero karihi, he pūkōrero rānei te ūnga, he tautohe kaha mō te noho i runga i M4A. Kua tata tonu te kore e tautokona e ngā pūrere takitahi te Opus — e whakaaro ana ki te whakatangitangi pūmanawa anake, ā, e tūmanako ana ngā pūkōrero waka kia whakakāhore i a ia.

He aha te bitrate e whakamutu ana te Opus?

192 kbps te pūtake mō te ngaro Opus; whakawhitinga mō te kore ngaro Opus. Whakapae ki te 320 kbps mēnā e hiahiatia ana e koe te pūmautanga ngaro tino nui, 128 kbps mō te tuaritanga podcast-ki te rahi, 96 kbps rānei mō ngā pūtake reo- anake e nui ake ai te nui o te faila iti iho i te taipitopito o te whare karakia.

Ka whakaiti te haere mai i te M4A ki te Opus i te āhua o te āhua o tōku oro?

Mēnā he ngaro te M4A (MP3, AAC) ā, he kore ngaro te Opus (WAV, FLAC), kāore te Opus i te pai ake i te M4A — kāore e taea e koe te whakaora i ngā mōhiohio kua whakakoretia e te codec ngaro M4A. Mēnā he kore ngaro te M4A ā, he ngaro te Opus, e tūmanako ana te Opus whakakōrero kia whakawhāiti anō; i te 192 kbps kāore e mōhiotia te ngaro ki te nuinga o ngā oro.

E pupuri ana te M4A ki te Opus kaiwhakarere i ngā tohu ID3 / metadata?

He — ko te taitara, te kaitapere, te pūrākau, te tau, te tau rererangi, te toi pūrākau, te BPM, te whiwhinga whakahōu e ako ana mai i te M4A me te tuhi ki ngā āpure ōrite i runga i te Opus. ID3v2 (MP3), ngā kōrero Vorbis (OGG, FLAC), ngā ngota MP4 (AAC, M4A), RIFF INFO (WAV), iXML ngā wāhanga katoa o te mahere mārama. Ko Opus he paerewa IETF mai i te tau 2012 nāna i whakakotahi te pūrere kōrero SILK o Skype me te pūrere pūoro CELT o Xiph ki roto i tētahi hoahoa.

Ka taea e au te tahuri-whakahaere i ngā rau o ngā pūranga M4A ki Opus?

He — Ka tangohia tētahi pūranga o ngā pūranga M4A ki roto, ā, ka tukatuka i a rātou. He nui ake ngā kaimahi taurite o te Premium, ā, kāore he tauine tauine-whakahaere, nā reira ka oti te rōpū 500-file i roto i ngā minu, kaua i ngā tekau minu. Ka tiakina te hanganga pūranga i te huaputa ZIP.

Ka pupuri te Opus i te ōritetanga tauira pēnei i te M4A?

Mā te pūmau, ā, (48 kHz M4A e whakaputa ana i te 48 kHz Opus, he 44.1 kHz M4A e whakaputa ana i te 44.1 kHz Opus). Mō te ōritetanga tauwhāiti — hei tauira, te whakaiti i ngā māngai whare taupuni 96 kHz ki te 44.1 kHz Opus mō te whakairo CD, te whakapiki rānei i te 22 kHz te karere reo ki te 44.1 kHz Opus — ka hoatu te whakaiti o te ōrite tauira ki te whakarerekētanga āhua SOX-ki te āhua.

Ka taea e au te whakarerekē i te pūoro i roto i te hipanga M4A ki Opus?

He — ka hoatu e te kōwhiringa pūnoa-pūnoa te pūnoa ITU-R BS.1770 / EBU R128 ki te huaputa Opus, e ūnga ana ki -14 LUFS (paerewa rerenga), -16 LUFS rānei (paerewa podcast), he uara rānei o te tangata. Ka whai hua ina tahuri ngā whakarerekētanga pūnoa me ngā taumata whakahaere rerekē ki tētahi pūrākau pūoro kotahi Opus.

Ka whakapāpāho te Opus ki runga i tōku kaitiaki waka / iPod / Sonos / Kaikōrero Bluetooth?

Ka whakapāpāho te MP3 i ngā pūrere katoa i hangaia i ngā tau e 20 kua hipa. Ka whakapāho te AAC i runga i te Apple, i te nuinga o te Android, i te Sonos, i ngā pūrere o nāianei. Ka whakapāho te FLAC i runga i te Sonos me te Android o nāianei, he iti iho te pai i ngā iPods tawhito. Ka whakapāho te WAV i ngā mea katoa engari he nui te faila. Ka kōwhiria e te whakapāho-whāinga pūrere tētahi pūrere haumaru Opus mō te pūnaha e tautuhia ana e koe. Ko Opus te pūkōrero whakapeka pai rawa atu i ngā mokatere iti o te bitrate mā tētahi rohe mārama, ā, ka whakahaua e ia ngā tuhipoka reo WhatsApp, Discord me te WebRTC.

He tūmataiti te M4A o ahau i te wā o te tahuritanga?

He — e whakaata ana ngā pūranga M4A i whakarewaina i roto i ngā kaimahi motuhake, ā, ka tangohia i roto i ngā minu. Kāore anō tātau ki te whakataetae, ki te penapena, ki te tiritiri rānei i ngā ihirangi oro. Ka haere te pūtautau i runga i ngā pūrere e whakahaeretia ana e tātau i te mutunga ki te mutunga; kāore he ratonga tuatoru e whiwhi ana i tō koe.

M4A

M4A Ko te hōputu kōnae ororongo e te piri tata ki MP4. Ka tukuna he kohinga ororongo kounga teitei me te tautoko mo nga metadata, e pai ana mo nga momo tono.

Opus

Ko te Opus he kotēkē ororongo tuwhera kore rangatira e whakarato ana i te kōpeketanga kounga teitei mo te korero me te ororongo whanui. He pai mo nga momo tono, tae atu ki te reo i runga i te IP (VoIP) me te roma.