MOV → AMR

Sinthani Yanu MOV ku AMR mafayilo mosavuta

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kapena dinani ndi kuchotsani mafayilo anu apa

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Kukweza

Momwe mungasinthire MOV ku AMR

Gawo 1: Kwezani yanu MOV 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 AMR mafayilo

MOV ku AMR Mafunso Ofunsidwa Kawirikawiri Okhudza Kusintha kwa Anthu

Kodi ndingagwiritse ntchito bwanji mndandanda wa audio kuchokera ku MOV ngati AMR?

Kutsitsa fayilo ya MOV ndipo wosintha amachotsa mpweya wa audio kuchokera ku MOV, kenako amasintha kukhala AMR. Mavidiyo amatulutsidwa - palibe kanema wachiwiri, palibe kuwonongeka kwabwino kuposa zomwe AMR codec imayambitsa.

Kodi nyimbo ya audio imatulutsidwa pamene MOV yanga ili ndi zambiri?

Poyambira, mpweya 0 (woyamba wa nyimbo, nthawi zambiri ndi woyamba kuphatikizidwa). Ngati MOV 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 AMR?

Default AMR 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 AMR opanda malire (WAV, FLAC) sasamala za kukhazikitsa kwa bitrate ndikusunga zonse.

Kodi kuchoka ku MOV kupita ku AMR kumachepetsa mtundu wanga wa audio?

Ngati AMR ndi mtundu wopanda kuwonongeka (WAV, FLAC, ALAC), zonse zomwe zimapangidwa zimasungidwa. Ngati AMR 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. MOV yokhala ndi MOV siyikhudza izi - zosankha za codec ndizofunikira.

Kodi AMR yosakira imasunga MOV kuchuluka kwa satifiketi?

Mwa default yes — 48 kHz MOV audio imakhala 48 kHz AMR 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 AMR) mndandanda wolowetsa wa sampling-rate amachita izi ndi kusamvana kwabwino.

Kodi ndingagwiritse ntchito AMR audio kuchokera ku fayilo ya MOV?

Yai - chotsani fayilo ya MOV 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 AMR kuchokera ku 1-hour MOV?

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

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

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

Kodi MOV yanga ndi yapadera panthawi yochotsa audio?

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

Nchifukwa chiyani AMR yanga ili ndi zitseko zosadziwika kapena zosayenera?

Pa nthawi zambiri, index ya stream siyigwirizana - MOV 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 AMR.

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

Chilankhulo cha Channel chimatsatira MOV mwa default: 5.1 MOV audio stream imapanga 5.1 AMR 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.

Kodi AMR yosakira idzasewera pa iPhone / Android / stereo yagalimoto?

MP3 imasewera padziko lonse lapansi. AAC / M4A imasewera pa Apple ndi ambiri a Android, kuphatikizapo ma stereo a fakitale a 2014 + +. OGG / Opus amafunikira wosewera waposachedwa ndipo angasamalire pamalo oyambirira a infotainment. Kutsitsa kwa chipangizo chofunikira chimasankha kotetezeka kwambiri AMR codec kwa chida chomwe mwasankha.

MOV

MOV ndi mtundu wa QuickTime wa Apple, womwe umathandizira makanema ndi mawu apamwamba kwambiri kuti musinthe mwaukadaulo.

AMR

AMR (Adaptive Multi-Rate) ndi mtundu wamawu wokongoletsedwa kuti azitha kukopera mawu. Amagwiritsidwa ntchito kwambiri m'mafoni a m'manja pojambula mawu komanso kusewera.