AMR → WMA

Tahurihia Tō AMR Tuhinga o mua WMA 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 AMR Tuhinga o mua WMA

Hipanga 1: Tukuatu tō AMR 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 WMA kōnae

AMR Tuhinga o mua WMA Ngā Pātai Auau mō te Tahuritanga

He pēhea te tahuri i a au i te AMR oro ki WMA me te kore e ngaro te āhuatanga?

Whakataki i te AMR me te kaikōrero e kōwhiri ana i te WMA codec me te bitrate hei ōrite ki te pūtake. Kāore i te ngaro WMA (WAV / FLAC / ALAC) e pupuri ana i ia tauira i te pēhi; ko te ngaro WMA (MP3 / AAC / OGG / Opus) te pūmau ki te 192 kbps e mārama ana mo te nuinga o ngā oro. Ko te AMR he pūkōrero kōrero whāiti e haere ana i waenganui i te 4.75 me te 12.2 kbps, e tauira ana i te whakawhitinga reo tangata i te wā o te pūoro pūoro katoa. He ngaro te WMA i te pūmautanga, i roto i tētahi pūrere ASF, me ngā rerekētanga kore ngaro me ngā rerekētanga reo-whakahaere, ā, kāore i te kitea.

He whakawhitinga te AMR ki te WMA 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 WMA 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 WMA mai i tērā, ka ārai katoa i te whakawhitinga rua.

Ka taea e au te tohu i te WMA me ngā mōhiohio kaiwaiata me te pūrākau?

Heoi, ā, he whiwhinga tūturu i runga i te AMR, kāore he wāhi e whakawhirinaki ana ki te rokiroki i tētahi o ia. WMA e mau ana i te taitara, te kaitapere, te pūrākau, te tau, te tau rererangi me te toi kāwai i roto i te kāwai anō, kia tika ai te pūranga pūoro me te kore e whakawhiti i te kāwai. He pai ake te WMA i te whakawhāiti i ngā kaikōrero MP3 o nāianei, ā, ka taea te whakaako i te Windows Media Player me ngā pūrere PlaysForSure tahito.

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

I te nuinga o te wā kāore. AMR e whakakōrerotia ana e ngā mea katoa, tae atu ki ngā wae o te waka me ngā kaiwhakaari pakeke; WMA 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 waka, he kaiwhakaari whakarerekē rānei te ūnga, he tautohe kaha mō te noho i runga i AMR. Kāore e tautokona e WMA te nuinga o ngā wāhi i waho o te Windows, ā, ka taea e ngā pūranga WMA tawhito te mau i te DRM e ārai ana i te tahuritanga katoa.

He aha te āhua o te pūoro i roto i tēnei tahuritanga?

Nā te mea he pūkōrero kōrero tētahi taha o te pūkōrero, ehara i te pūkōrero pūoro. E tauira ana i te pūkōrero tangata, ā, ka whakakore i ngā mea katoa i waho o te awhe whatunga, he pai mō te pūrongo reo, he tūkino hoki mō ngā mea katoa me ngā pūrere i roto. Kāore e taea te whakaora i ngā auautanga kāore i te ngaro - kāore anō kia waihangatia i te tuatahi. Ka whakangaromia e AMR te pūoro: ka tangohia e tōna 8 kHz te awhe katoa i runga ake i ngā auautanga tātari, ā, kāore he nui o te whakakōrerotanga e hoki ana ki a ia.

He aha te bitrate ka whakamahia e te pūkete WMA?

Ko te pūmau ko te 192 kbps mō te ngaro WMA; whakawhitinga mō te kore ngaro WMA. Whakapae ki te 320 kbps mō te pūoro, 96 kbps rānei mō te reo / podcast. Ko te kōwhiringa e whakawhiti ana i te rahi o te pūranga ki te pono whakarongo; i raro iho i te 96 kbps ka kitea ngā hua o te ngaro i runga i te pūoro.

Ka whakaiti te haere mai i te AMR ki te WMA i te āhuatanga o ahau?

Mēnā he ngaro te AMR ā, he kore ngaro te WMA (hei tauira, MP3 → WAV), kāore te WMA i te pai ake i te AMR — kāore e taea e koe te whakaora i ngā mōhiohio kua whakakoretia. Mēnā he kore ngaro te AMR ā, he ngaro te WMA, ka whakawhāiti anō te WMA codec; i te 192 kbps he mārama te hua mō te nuinga o ngā ihirangi.

E pupuri ana te AMR ki te WMA kaiwhakarere i ngā tohu ID3 / metadata?

He — e ako ana te taitara, te kaitapere, te pūrākau, te tau, te tau o te whakataki, me te whakaahuatanga pūrākau mai i te AMR me te tuhi ki te WMA i reira e tautoko ana te hanga i ngā tohu. Ko ngā ūnga katoa (MP3, AAC, FLAC, OGG) e whakahaere tika ana i ngā tohu; kāore te WAV mārō. Ko WMA te Windows Media Audio, te urupare a Microsoft ki te MP3, i whakarewaina i te tau kotahi mano e 1999, ā, i whakakotahitia ki ia whakatūnga Windows o taua wā.

Ka taea e au te tahuri i nga rau o nga pūranga AMR ki WMA?

He — Ka tangohia he pūrākau o ngā pūranga AMR ki roto, ā, ka whakamātautau mātou i a rātou i te whakarara. He nui ake ngā kaimahi whakatata o te Premium, ā, kāore he tauine tauine-whakahaere, nā reira ka oti te rōpū 500-file i roto i ngā minu, kaua ko ngā tekau minu.

Ka pupuri te WMA i te ōritetanga tauira pēnei i te AMR?

Mā te tīpako, ā, — 48 kHz AMR e noho ana 48 kHz i WMA. Mēnā e hiahiatia ana e koe te whakaiti i te ōritetanga (96 kHz → 44.1 kHz mō te pūkōrero CD), ka hoatu te kōwhiringa tātauira ki te whakawātea ā-whakahaere i te whakawhitinga waehere ōrite.

Ka taea e au te whakawātea i te pūoro ina tahuri AMR ki WMA?

He — ka hoatu e te kōwhiringa pūnoa-pūnoa te pūnoa ITU-R BS.1770 / EBU R128 ki te WMA, e ūnga ana ki -14 LUFS (paerewa rererangi), -16 LUFS rānei (paerewa podcast). Ka whai hua ina whakawāteatia ngā whakataki i ngā taumata rerekē.

Ka whakapāpāhia te WMA o ahau i runga i te pūrere waka, i te iPod, i te Sonos rānei?

Ka whakatangitangi te MP3 i ngā wāhi katoa. Ka whakatangitangi te AAC i runga i te Apple, te nuinga o te Android, me te Sonos. Ka whakatangitangi te FLAC i runga i te Sonos me te Android engari kāore i runga i ngā iPod tahi. Ka whakatangitangi te WAV i ngā mea katoa engari he nui rawa. Ko te whakatūtū-whakahaere-whakahaere-whakahaere e kōwhiri ana i tētahi WMA codec i whakawhāititia ai mō ngā pūrere o tōmu ūnga.

AMR

Ko te AMR (Adaptive Multi-Rate) he whakatakotoranga puoro ororongo kua arotauhia mo te whakawaehere korero. Ka whakamahia i roto i nga waea pukoro mo nga rekoata reo me te purei oro.

WMA

Ko te WMA (Windows Media Audio) he hōputu kōpeketanga ororongo i hangaia e Microsoft. Kei te whakamahia nuitia mo te tarere me nga ratonga puoro ipurangi.