Tshintsha isivinini AAC

Ukulondoloza i-pitch AAC ukubuyisela isikhathi

Khetha amafayela akho

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Ukulayisha

Indlela yokuguqula isivinini se AAC

1 Layisha phezulu i AAC audio files ofuna ukuyibuyisela isikhathi.

2 Khetha um multiplier — 0.5x ngejubane eliphakathi, 2x ngejubane eliphindwe kabili — uhlala ngaphakathi 0.75x kuya ku-2x uma okuqukethwe kukhuluma.

3 Sebenzisa; isikhathi-sibambezela sigcina isikhala, ngakho imisindo ihlala ijwayelekile endaweni yokudlulisa phezulu.

4 Layisha phezulu ifayela elibizwa kabusha AAC ngesithombe nesandi esiqhubekayo.

Tshintsha isivinini AAC Imibuzo Evame Ukubuzwa

Ingabe kukhona okuthile okukhethekile ku AAC lapha?

Yebo — I-AAC ifaka ukulibazisa kombhalo-ngqokomende ebhokisini, ngakho ukucisha okuncane kungashiya amamilisekondi ambalwa wokuthula okuzosuswa yi-trim efanele. Kubalulekile ukwazi ngaphambi kokuba ushintshe isivinini esikhulu.

Ingabe isithombe nesandi sihlala sihamba ngasikhathi sinye?

Yebo. Zonke ziphinde zihlolwe ngengxenye efanayo kumsebenzi owodwa, ngakho-ke azikwazi ukudlula ngazo — okuyiphutha elijwayelekile uma ijubane lishintshwa ngokulungisa iziqukathi ezimbili ngokuzimela.

Indlela i Tshintsha isivinini AAC eshintsha ngayo izinga lokudlalwa?

Ngokucacile, i-tempo ishintshwe nge-WSOLA time-stretch eshiya i-pitch ihlala ikhululekile, ngakho-ke ulwimi luhlala lucacile endaweni yokushintsha ibe yi-chipmunk; lokhu kudinga uku-code kabusha, ngakho khetha isivinini sakho kanye. Khetha umphinda-phindo — 0.5x ngejubane eliphakathi, 2x ngejubane eliphindwe kabili — futhi ihele lonke liphinde lihlolwe.

Ingabe ukukhawulela kuzokwenza amazwi azwakale aphezulu?

Akunakwenzeka. Isikhathi-sokuzivumelanisa sigcina isikhala, ngakho-ke umsindo wezwi we-1.5x uzwakala njengemuntu ofanayo okhuluma ngokushesha kunalokho ongathi u-chipmunk. Lokhu kuyinto ehlukile phakathi kwesikhathi-sokuzivumelanisa nokudlala kuphela izithako ngokushesha.

Ingabe Tshintsha isivinini AAC ibiza noma yini?

No. Tshintsha isivinini AAC ikhululekile ngaphandle kwe-akhawunti futhi ifaka noma yisiphi isibonisi se-watermark noma isibonisi esikhuluma ku-output. Ukulayisha kwakho kususwa kubasebenzi ngemuva kokuqedwa kwemisebenzi.

Yini engikwazi ukuyifaka ku Tshintsha isivinini AAC?

MP3, AAC, M4A, OGG, Opus ne WMA yi-lossy codecs ephathwa ngokuqondile, futhi ama-lossless sources (WAV, FLAC, AIFF) angaya kulowo msebenzi. I-codec ihlolwe kusuka ku-stream, ngakho-ke ifayela elibizwa ngegama elingalungile lisebenza.

Ingabe kunesilinganiselo sobukhulu behele ku Tshintsha isivinini AAC?

Yebo: ama-akhawunti amahhala asebenza umsindo kuze kube yi 200 MB ngefayela ngalinye, okungesikhathi se-bitrates esijwayelekile yihora elilodwa lezinto; i-ffmpeg yenza ukukopela nokukopela, ngokufanayo njengoba yenza kwidesktop. Lokhu kuyinto engcono kakhulu esiteshini ngemuva kwevidiyo, futhi umsebenzi womsindo uvame ukudlula kuyo.

Ingabe amathegi nesithombe sokuzivikela sihlala?

Yebo. ID3, Vorbis amazwana kanye MP4 metadata atoms zithunyelwa, isithombe se-cover sifakazelwa, ngakho-ke ifayela elilungisiwe lihlala lihlukaniswa ngokufanele kwi-library yomculo. Amaxabiso eReplayGain aphinde abalolwe futhi hhayi okukopiwe, ngoba okubi kakhulu kunanoma yikuphi.

Kungani i MP3 site i host Tshintsha isivinini AAC?

MP3.to ifakwe ngaphansi kwefomethi eyenza umsindo ophathekayo ojwayelekile: odlalayo emhlabeni wonke, omncane ngokwanele ukukhohlwa, nolahlekile ngendlela ebalulekile uma uqhubeka nokuphinda uyikhode. Uhlu lwemisebenzi yomsindo: umuntu ofanayo odinga ifomu elisha uvame ukudinga ihele elicushiwe, elihlanganiswayo noma elincane eqenjini elifanayo. Ukubeka Tshintsha isivinini AAC ngemuva kokufaka okufanayo, amacaps afanayo ne-akhawunti efanayo yilokho okushintsha ama-tabs amathathu abe eyodwa.

Yini okufanele ngiyenze ngemiphumela uma i Tshintsha isivinini AAC iqediwe?

Isiguquli kule site sihamba ngesandi phakathi kwe MP3, WAV, FLAC, M4A, OGG ne Opus, ngakho ifomu lokuphuma liyisinqumo ongashiya kuze kube yilapho kuqediwe, hhayi ukuqhubeka ngaleso sikhathi. Ukwenza lokhu ngemuva kwe Tshintsha isivinini AAC ngaphezu kokungaphambili kusho ukuthi ukukopela kwenziwa kabili, kuhele owaziyo, endaweni yezikhathi ezimbili.

Ingabe Tshintsha isivinini AAC lapha ithuluzi elifanayo lezindawo ezifanayo ezisebenza?

Ama-engine ahlukaniswe - i-ffmpeg efana ne-build, abasebenza nabo, ama-limits afana. Okushiwo yi-MP3 site kuyinkomba ye-bitrates, mayelana nokuthi yini egcina i-encoding kanye nokuthi yikuphi lapho i-lossless intermediate ifanele uku-upload isikhathi. Kuqala futhi kusuka kuqiniso elinye mayelana nefomethi le site ibizwa ngemuva: Amafreyimu we-MP3 ayizingxenye ezincane eziqinile, ngakho ukucisha kuwela emgwaqweni wefreyimu futhi ama-gapless playback markers angeke aphile uma kuphinde ku-code.

Ngidinga i-akhawunti, futhi yini egcinwa?

Akukho akhawunti, futhi akukho okugcinwa: ukuthunyelwa kususwa abasebenzayo ngemuva komsebenzi ophelile, akukho okumlalela futhi akukho okuhlobene. Ama-akhawunti amahhala akhona ngembali nenani leqembu, hhayi ukufinyelela.