Nzọụkwụ 1: Bulite gị WMA faịlụ site na iji bọtịnụ dị n'elu ma ọ bụ site na ịdọrọ na dobe.
Nzọụkwụ 2: Pịa bọtịnụ 'Ụka' iji malite ntụgharị.
Nzọụkwụ nke 3: Budata faịlụ gị agbanwere agbanwe AMR faịlụ
WMA ka AMR Ajụjụ Ndị A Na-ajụkarị Banyere Mgbanwe
Olee otú m ga-esi gbanwee WMA ụda ka AMR n'enweghị ịhapụ ogo?
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Bipụta faịlụ WMA nakwa onyeọtụgharị na-ahọrọ AMR codec / bitrate n'otu n'otu nke na-adaba na profaịlụ isi. Lossless AMR (WAV / FLAC / ALAC) na-echekwa saịmpọn niile n'ụzọ ziri ezi; lossy AMR (MP3 / AAC / OGG / Opus) dìfọ́ọ̀ltụ̀ na-aga 192 kbps nke bụ n'ozuzu ya maka ihenhọrọ egwu niile.
Bitịraịtị ole ka faịlụ AMR ga-agwụ na ya?
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Dìfọ́ọ̀ltụ̀ 192 kbps maka lossy AMR; paswọọdụ maka lossless AMR. Kpụghaa na 320 kbps ma ịchọrọ n'ụdị n'ụdị lossy, 128 kbps maka ọ̀tụ̀tụ̀ nke ụhara-egbochi podcast, mọọbụ 96 kbps maka ụda-ọ̀zọ̀ ebe faịlụ nke obere ka mkpa karịa nkọwa studio.
Ọ ga-abawanye n'ọnụọgụgụ ụda m ma ọ bụrụ na m gaa site na WMA gaa AMR?
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Ọ bụrụ na WMA bụ n'enweghị nkwụsị (MP3, AAC) na AMR bụ n'enweghị nkwụsị (WAV, FLAC), AMR adịghị mma karịa WMA — ị gaghị enwe ike ịnabata ozi ahụ e wepụrụ site na n'enweghị nkwụsị WMA codec. Ọ bụrụ na WMA bụ n'enweghị nkwụsị na AMR bụ n'enweghị nkwụsị, na-atụ anya ka encoder AMR na-ewepụ; na 192 kbps ọnwụ ahụ bụ nke a na-ahụghị anya n'ọnụ ndị kasị ukwuu.
Ọ bụrụ na ọbụna WMA ka AMR gbanwere, ọ ga-echekwa ID3 / metadata táàbụ̀?
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Ya - isiokwu, onye na-edezi, albọmu, afọ, nọmba ụda, albọmu ngosi ihe mgbe ochie, BPM, replay-gain agụala site na kontena WMA ma debanye na ebe ndị dị na kontena AMR. ID3v2 (MP3), Vorbis comments (OGG, FLAC), MP4 atoms (AAC, M4A), RIFF INFO (WAV), iXML chunks niile mapụ n'ụzọ dị ọcha.
Ndewòọ̀ nwere ike ịgbanwe ndepụta nke faịlụ WMA ka AMR?
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Ya - wepụ nsomebefaịlụ nke WMA faịlụ na anyị ga-ewepụ ha n'ime n'ime. Premium nwere ọtụtụ ndị ọrụ n'ime n'ime na enweghị ike iwepụ faịlụ ọbụla, yabụ faịlụ 500-batị na-agwụ n'ime minit ka ọ bụrụ na ọ bụ narị minit. Nhazi nsomebefaịlụ a na-echekwa n'ime ZIP ọbjektị.
Ga-echekwa AMR ọnụọgụgụ saịmpọn dị ka WMA?
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Site na dìfọ́ọ̀ltụ̀ ọ̀ bụ (48 kHz WMA na-emepụta 48 kHz AMR, 44.1 kHz WMA na-emepụta 44.1 kHz AMR). Maka n'ezigbo n'otu n'otu - dịka ọmụmaatụ, 96 kHz studio masters na-ewepụtụla na 44.1 kHz AMR maka CD burn, mọọbụ 22 kHz voicemail na-ewepụtụla na 44.1 kHz AMR - ọnụọgụgụ-saịmpọn na-ewepụtụla na SOX-style resamplying nke nwere ụda dị elu.
Ndewòọ̀ nwere ike ịhazi ụda n'ime nzọụkwụ WMA ruo AMR?
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Ya - nhọrọ ntọala ụda na-eme n'ozuzu ya na-eji ITU-R BS.1770 / EBU R128 ntọala n'ozuzu ya na AMR, na-egosipụta -14 LUFS (ntọala ntọala) mọọbụ -16 LUFS (ntọala podcast) mọọbụ valiu emeredịkachọrọ. Ọ bara uru mgbe ị na-atụgharị ụda na-adabere na ụda ndị ọzọ n'ime otu ndesịta egwu AMR.
Ga-egwu AMR na stereo ụgbọala m/ iPod/ Sonos/ Bluetooth speaker?
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MP3 na-egwu n'ụzọ zuru ụwa ọnụ na ngwaọrụ ọbụla e mepụtara n'ime afọ 20 gara aga. AAC na-egwu na Apple, ọtụtụ Android, Sonos, na stereos ụgbọala ọfụụ. FLAC na-egwu na Sonos na Android ọfụụ, na-adịghị mma na iPods ochie. WAV na-egwu na ihe niile mana faịlụ ahụ dị ukwuu. Ngwaọrụ-n'oche na-ahọrọ nchekwa AMR codec maka plataụtị ịkọwapụtara.
Faịlụ m WMA bụ nke onwe m mgbe m na-ebipụta?
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Ee - faịlụ ndị a tọghatara elu WMA a na-ewepụ n'ime ọrụ ndị a na-ewepụghị n'ime minit. Anyị anaghị agbanye, chekwa, mọọbụ banye n'ihe nkiri ụda. Pipeline na-arụ ọrụ na haadịrọ̀fọ̀ọ̀ltụ̀ anyị na-ahụ maka ya n'ebe ọbụla; ọ dịghị ọrụ nke atọ na-enweta faịlụ gị.
Oge ole ka ọ ga-ewe iji gbanwee 1-ụbọchị WMA gaa na AMR?
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Same-codec re-mux (eg AAC n'ime M4A -> AAC n'ime MP4): 10-30 sekọnd. Ngbanwe Codec (eg FLAC -> MP3 mọọbụ WAV -> AAC): nke a na-emekarị 10-20% nke oge n'ime, yabụ 1-ụbọchị WMA -> AMR ga-agwụ na 6-12 nkeji na standard pipeline.
Gịnị mere faịlụ AMR ji dị elu ma ọ bụ dị n'okpuru isi mmalite WMA?
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Ọ dịghị mgbanwe n'onwe ya na-eme ma ọ bụrụ na n'ozuzu ya a na-emegharị nhọrọ ahụ. Ọ bụrụ na ị na-anụ ntụgharị n'elu, ọbụla ọwa ọkpụkpọ gị mọọbụ media laịibụlụ nwere ike ịhazigharị ReplayGain mọọbụ n'otu n'otu n'ozuzu ya na mmegharị - kwụsị ya ma ọ bụ na-emechi ya na AMR na-adọta bit-identical na WMA (n'ihi na enweghị nkwụsị) mọọbụ perceptually identical (n'ihi na n'ozuzu ya na-adọta).
Ndewòọ̀ nwere ike ịgbanwe WMA mbipụta site na Bandcamp / SoundCloud gaa na AMR?
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Ọ bụrụ na mbubata WMA a na-echebeghị ya (enweghị DRM), ọ bụ. Faịlụ nbudata DRM-encrypted (Spotify off-line, Apple Music) a na-encrypt na bit level ma a gaghị enwe ike ijikwa ha. Osisi site na Bandcamp purchases, SoundCloud go downloads, podcast feeds, nakwa ndekọ onwe onye niile na-atụgharị n'ụzọ zuru ezu na AMR.