3GP → AUDIO

Sinthani Yanu 3GP ku AUDIO mafayilo mosavuta

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Kukweza

Momwe mungasinthire 3GP ku AUDIO

Gawo 1: Kwezani yanu 3GP mafayilo pogwiritsa ntchito batani lomwe lili pamwambapa kapena pokoka ndi kugwetsa.

Gawo 2: Dinani batani la 'Convert' kuti muyambe kusintha.

Gawo 3: Tsitsani pulogalamu yanu yosinthidwa AUDIO mafayilo

3GP ku AUDIO Mafunso Ofunsidwa Kawirikawiri Okhudza Kusintha kwa Anthu

Kodi ndingagwiritse ntchito bwanji mndandanda wa audio kuchokera ku 3GP ngati AUDIO?

Kutsitsa fayilo ya 3GP ndipo wosintha amachotsa mpweya wa audio kuchokera ku 3GP, kenako amasintha kukhala AUDIO. Mavidiyo amatulutsidwa - palibe kanema wachiwiri, palibe kuwonongeka kwabwino kuposa zomwe AUDIO codec imayambitsa. 3GP ndi chonyamula 3GPP standardized kwa mafoni amakono, pamene kanema anayenera kugwirizana ndi 176x144 chophimba ndi 2G deta ndondomeko. Audio pano ndi zofuna zazikulu: wosintha amapereka mawu ndi amasankha kwambiri-playable encoding kwa izo.

Kodi kusinthira 3GP ku AUDIO ndi gawo lachiwiri la kutsitsa kwa lossy?

Ndikukhulupirira kuti ndinu oyenera, ndipo ndibwino kuti mupange. Mafomu awiriwa ndi owonongeka, choncho AUDIO encoder akuchita ntchito kuchokera ku audio yomwe yakhala ikuyenda mwa psychoacoustic pass, ndipo masankho ake oyamba amapanga gawo loyamba. Pa 192 kbps kapena pamwambapa, zotsatirazi ndizosawoneka bwino kwa ambiri owerenga. Ngati muli ndi master yopanda kuwonongeka, kulemba koyamba kwa AUDIO kuchokera ku yomwe imalepheretsa kupitanso koyamba. 3GP ali H.263 kapena MPEG-4 gawo 2 kanema ndi AMR narrowband mawu audio, onse tuned kwa minimal bitrate osati ubwino. Kutulutsa defaults kuti MP3 pa 192 kbps, amene ndi woyera kwa zinthu zambiri ndi wowerenga ndi aliyense chipangizo.

Kodi nyimbo ya audio imatulutsidwa pamene 3GP yanga ili ndi zambiri?

Poyambira, mpweya 0 (woyamba wa nyimbo, nthawi zambiri ndi woyamba kuphatikizidwa). Ngati 3GP wanu ali ndi mawu ofotokoza, ma dubbing, kapena mawu ofotokoza pa nyimbo zina, wosankha "mpweya wa nyimbo" akukulola kusankha 1, 2, 3... mwatsatanetsatane. Lipoti la nyimbo limawonekera pa mndandanda woyang'anira kuti musasankhe mwamsanga.

Kodi bitrate imagwiritsa ntchito fayilo ya AUDIO?

Default AUDIO bitrate ndi 192 kbps (wowoneka bwino kwa nyimbo kwa amayi ambiri). Kusintha kwa 320 kbps kwa audiophile output, kapena 96-128 kbps kwa mawu / podcast komwe fayilo yaying'ono ndi yoyamba. Ma AUDIO opanda malire (WAV, FLAC) sasamala za kukhazikitsa kwa bitrate ndikusunga zonse.

Kodi kuchoka ku 3GP kupita ku AUDIO kumachepetsa mtundu wanga wa audio?

Ngati AUDIO ndi mtundu wopanda kuwonongeka (WAV, FLAC, ALAC), zonse zomwe zimapangidwa zimasungidwa. Ngati AUDIO ndi zowonongeka (MP3, AAC, OGG, Opus), codec imabwezeretsa - pa 192 kbps kusiyana kumakhala kopanda kudziwika kwa zinthu zambiri; pa 96 kbps mutha kunena kuti ma cymbals kapena ma sibilants amawoneka. 3GP yokhala ndi 3GP siyikhudza izi - zosankha za codec ndizofunikira.

Kodi AUDIO yosakira imasunga 3GP kuchuluka kwa satifiketi?

Mwa default yes — 48 kHz 3GP audio imakhala 48 kHz AUDIO, 44.1 kHz imakhala 44.1 kHz. Ngati mukufuna kuchepetsa kusamvana kwa kugwirizana (mwachitsanzo, 96 kHz studio masters ku 44.1 kHz CD-quality AUDIO) mndandanda wolowetsa wa sampling-rate amachita izi ndi kusamvana kwabwino.

Kodi ndingagwiritse ntchito AUDIO kuchokera ku fayilo ya 3GP?

Yai - chotsani fayilo ya 3GP ku gawo lotsitsa ndipo tidzachita kutulutsa mofanana. Premium imalandira ogwira ntchito ambiri mofanana; pa fayilo ya 100 (kusonkhanitsa kwa nyimbo za nyimbo) iyi ndi kusiyana pakati pa masekondi a 90 ndi maola a 8.

Kodi ndi nthawi yayitali bwanji kuti mutenge AUDIO kuchokera ku 1-hour 3GP?

Audio demux + transcode imayenda mwachangu kuposa kubwezeretsa kanema - nthawi zambiri 5-15% ya nthawi yoyambira. 1-hour 3GP -> AUDIO imatha m'maola 3-9 pa standard pipeline. Ngati AUDIO codec imagwirizana ndi codec yoyambira yomwe ili mu 3GP (yofala kwa AAC m'ma MKV / MP4), ndi remux yoyera ndipo imagwira ntchito m'masekondi.

Kodi fayilo ya AUDIO idzakhala ndi dzina / woimba / ma tag a album?

Ngati fayilo ya 3GP imasunga metadata ya stream (mlengi, mutu, album), timakopera masambawa ku AUDIO komwe mtundu umathandizira ma tag. ID3v2 (MP3), Vorbis comments (OGG, FLAC), MP4 atoms (AAC / M4A), RIFF INFO (WAV) onse amalemba. Opanda ma tag 3GP amapanga AUDIO osadziwika - kugwiritsa ntchito Mp3tag kapena Picard kutumiza kunja kuti muwonjezere.

Kodi 3GP yanga ndi yapadera panthawi yochotsa audio?

Yes - mtundu wofanana wa privacy monga pazosintha zonse. Source 3GP ndi output AUDIO amachitidwa m'mabungwe osiyana ndipo amasungidwa m'maola ochepa. Sitimasewera, sitisunga kapena sitigawana zinthu.

Nchifukwa chiyani AUDIO yanga ili ndi zitseko zosadziwika kapena zosayenera?

Pa nthawi zambiri, index ya stream siyigwirizana - 3GP yanu ili ndi maudindo ambiri a audio ndipo tatulutsa ulalo wosayenera (mwachitsanzo, ulalo wofotokozera mawu osalankhula m'malo mwa ulalo wophatikizidwa). Yambitsaninso ndi "audio stream" yosinthidwa yosinthidwa ndi index yoyenera, kapena kusankha "all streams" kuti mutenge ulalo uliwonse ngati fayilo yosiyana ya AUDIO.

Kodi AUDIO yotulutsa ikhoza kukhala stereo, mono, kapena 5.1?

Chilankhulo cha Channel chimatsatira 3GP mwa default: 5.1 3GP audio stream imapanga 5.1 AUDIO komwe codec imathandizira (AAC, FLAC, OGG, Opus). Chosankha cha channel-downmix chimafuna stereo kapena mono - chothandiza kwa ntchito ya podcast kapena kugwirizana ndi ma speakers a Bluetooth a mono.

3GP

3GP ndi matumizidwe ophatikizika amawu, nyimbo ndi zithunzi chidebe mtundu anayamba 3G mafoni. Itha kusunga zomvera ndi makanema ndipo imagwiritsidwa ntchito kwambiri pakusewerera makanema am'manja.