Mataki na 1: Loda naka 3GP fayiloli ta amfani da maɓallin da ke sama ko ta hanyar ja da sauke su.
Mataki na 2: Danna maɓallin 'Maida' don fara hira.
Mataki na 3: Sauke fayil ɗin da aka canza AUDIO fayiloli
3GP zuwa AUDIO Tambayoyin da ake yawan yi game da Canzawa
Ta yaya zan fitar da waƙa kawai daga 3GP zuwa AUDIO?
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Ka shigar da fayil 3GP kuma mai maida zai demuxe saurin sauti daga cikin kwandon 3GP, sa'an nan ya canza shi zuwa AUDIO. An manta da firam ɗin bidiyo — babu wata biyu ta wucewa da bidiyo, babu asarar ingancin da ke wuce abin da codec ɗin AUDIO ya gabatar da kansa. 3GP shi ne mai riƙe da 3GPP standardized ga farko wayar hannu, lokacin da bidiyo ya kamata ya dace da 176x144 allon da 2G data plan. @ action
Wanne waƙa ta sauti ake fitarwa idan 3GP na na da yawa?
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Da ƙa'idoji, maɗaukakiyar maɗaukakiyar 0 (ɗaukakiyar waƙoƙin sauti na farko, a mafi yawan lokuta maɗaukakiyar maɗaukakiyar). Idan 3GP ɗinka na da sharhi, dubs, ko maɗaukakiyar sauti mai bayani a kan waƙoƙin sauti na ƙarshe, mai zaɓar "ɗaukakiyar waƙoƙin sauti" na ci gaba yana ba ka damar zaɓar 1, 2, 3... da bayyananne. An nuna jerin waƙoƙin a cikin nunawa kafin upload don haka ba za ka iya zaɓar da ba a gani ba.
Mene ne bitrate ɗin da fayil AUDIO ke amfani da shi?
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Dimba AUDIO na bitrate shine 192 kbps (mai haske ga kiɗa ga mafi yawan kunnuwa). Ka sake zuwa 320 kbps ga fitarwa mai sauti, ko 96-128 kbps ga magana / podcast inda fayil ɗin da ke da ƙarancin girma shine mafi muhimmanci. AUDIO masu dauke da asara (WAV, FLAC) suna manta da daidaitattun bitrate kuma suna riƙe da kowane misali. @ action
Shin tafiya daga 3GP zuwa AUDIO za ta rage ingancin sautina?
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Idan AUDIO format ɗin ba ta da asara (WAV, FLAC, ALAC), za'a kiyaye kowace misali ta asali. Idan AUDIO format ɗin yana da asara (MP3, AAC, OGG, Opus), codec ɗin zai sake ƙuƙunta — a 192 kbps bambancin ba zai ji ba ga mafi yawan abun ciki; a 96 kbps za ka iya jin cimbals ko sibilants suna da sauƙi. Kontainer ɗin 3GP ba shi da wata tasiri a kan wannan — kawai daidaitattun codec ɗin ne suke da muhimmanci.
Shin an fitar da AUDIO yana riƙe da ƙimar misali 3GP?
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By default yes — 48 kHz 3GP audio becomes 48 kHz AUDIO, 44.1 kHz becomes 44.1 kHz. If you need to downsample for compatibility (e.g. 96 kHz studio masters to 44.1 kHz CD-quality AUDIO) the sample-rate dropdown does this with high-quality resampling.
Shin zan iya fitar da sauti AUDIO daga wata takardar shaidar da ke da fayiloli 3GP?
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Na'am — ka saka wata ƙuƙwalwar 3GP fayiloli cikin yankin shigarwa kuma mu yi fitarwa a cikin daidaito. Premium na samun ma'aikata masu daidaito da yawa; akan ƙuƙwalwar 100-fayil (ta hanyar tattara fina-finai da bidiyo) wannan shine bambancin tsakanin sakan 90 da minti 8.
Menene lokacin da ake buƙata don fitar da AUDIO daga cikin 3GP na awa 1?
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Audio demux + transcode yana tafiya da sauri fiye da sake- encoding na bidiyo - a kan 5-15% na lokacin asali. 1-hour 3GP -> AUDIO ya ƙare cikin minti 3-9 a kan hanyar ruwa ta ƙa'ida. Idan AUDIO codec ya haɗu da codec na asali a cikin 3GP (wanda ake amfani da shi ga AAC cikin MKV / MP4), shi ne wani remux na gaskiya kuma yana tafiya cikin sakan.
Idan fayil 3GP ya adana metadata na ruwa (mawaki, suna, alƙawari), za mu kwafe waɗannan fannoni cikin ƙofar AUDIO inda siffar ke goyon bayan alamomin. ID3v2 (MP3), Vorbis comments (OGG, FLAC), MP4 atoms (AAC / M4A), RIFF INFO (WAV) an rubuta su duka. 3GP da ba'a yi masa alama zai samar da AUDIO da ba'a yi masa alama ba — yi amfani da Mp3tag ko Picard bayan- fitarwa don ya zama mai albarka.
Shin 3GP na na sirri ne yayin fitar da sauti?
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Na'am — irin wannan siffar sirri kamar duk canji. An yi aiki da tushen 3GP da fitarwa AUDIO a cikin ma'aikata masu tsallakewa kuma an share su cikin minti. Ba za mu taba wasa, adana, ko raba abun ciki ba. Ka duba /privacy/.
Me yasa AUDIO na ke da kurakurai ko kuma sauti mara kyau?
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A ko'ina akwai rashin daidaituwa tsakanin maɓallin maɓallin maɗaukaki na maɗaukakiya — 3GP ɗinka ya kasance da tsari na sauti mai maɓallan da yawa kuma mun fitar da maɓallin maɓallin da ba daidai ba (misal, maɓallin maɓallin sauti mai bayani mai ɓoye a matsayin maɓallin maɓallin maɗaukakiya). Yi sake-rarraba tare da zaɓin "maɓallin maɓallin sauti" na ci gaba da daidaita zuwa maɓallin maɓallin dama, ko kuma zaɓi "duk maɓallin maɓalli" don fitar da kowace maɓalli a matsayin fayil na AUDIO daban.
Shin an iya fitar da AUDIO cikin stereo, mono, ko kuma 5.1?
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Tsarin layin ya bi 3GP bisa diff: 5.1 3GP layin sauti yana samar da 5.1 AUDIO inda codec ɗin ke goyon baya (AAC, FLAC, OGG, Opus). Zaɓin layin-saukar-da-haɗawa yana tilasta stereo ko mono — mai amfani ga gudun aiki na podcast ko daidaituwa da masu magana na Bluetooth mono kawai.
Shin an fitar da AUDIO zai iya wasa a kan iPhone / Android / stereo na motar?
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MP3 yana wasa a duniyar gabaɗaya. AAC / M4A yana wasa a Apple da mafi yawan Android, ciki har da masana'antar stereos na motar daga 2014+. OGG / Opus yana buƙatar mai wasa na ƙarshe kuma zai iya zama ba zai yi aiki ba a cikin tsarin infotainment na daɗaɗɗa. Maɓallin rufewa na na'urar-ciki mai zurfi yana zaɓar mafi aminci AUDIO codec don manufar da ka zaɓa. Zaɓin manufar da aka ambata da kanka shi ne mafi sauri idan duk abin da kake so shi ne sauti daga fayil, ba tare da wani hukuncin codec da za'a yi ba. Dimbin asali yana da asara, don haka idan tushen ya kasance ba da asara ba kuma kana nufin ka canza shi ko kuma ka yi shi, tambayi WAV ko FLAC da bayyananniyar.
3GP shine tsarin kwantena multimedia da aka kirkira don wayoyin hannu na 3G. Yana iya adana bayanan sauti da bidiyo kuma ana amfani da shi don sake kunna bidiyo ta hannu.
