MOV → MP2

Sinthani Yanu MOV ku MP2 mafayilo mosavuta

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Kukweza

Momwe mungasinthire MOV ku MP2

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 MP2 mafayilo

MOV ku MP2 Mafunso Ofunsidwa Kawirikawiri Okhudza Kusintha kwa Anthu

Kodi ndingagwiritse ntchito bwanji audio kuchokera ku fayilo yanga ya MOV ngati MP2?

Kutsitsa fayilo ya MOV ndipo wosintha amasintha mpweya wa audio, kenako amasintha ku MP2. Palibe gawo lachiwiri la kanema - mndandanda wowoneka umathetsedwa mofulumira, chifukwa chake kutulutsa ndi kosavuta kuposa kubwezeretsa kwathunthu. MOV ndi Apple QuickTime chidebe, anatumizidwa mu 1991 ndibe mtundu iPhone, iPad kapena Final Cut Pro timeline alemba mwamsanga. MP2 ndi MPEG-1 Audio Layer II, latsopano la MP3 ndi MP3 ndi mtundu wa audio standard kwa DVB ndi DAB kufalitsa.

Kodi kusinthira MOV ku MP2 ndi gawo lachiwiri la kutsitsa kwa lossy?

Ndikukhulupirira kuti ndinu oyenera, ndipo ndibwino kuti mupange. Mafomu awiriwa ndi owonongeka, choncho MP2 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 MP2 kuchokera ku yomwe imalepheretsa kupitanso koyamba. A MOV nthawi zambiri amatenga H.264 kapena HEVC kwa kutumiza, kapena ProRes pamene ndi kusintha mtsogoleri, limodzi ndi AAC kapena uncompressed PCM audio. MP2 ndi lossy koma amagwiritsa ntchito zosatheka filterbank kuposa MP3, nthawi zambiri ntchito pa 192 mpaka 384 kbps.

Kodi bitrate ya audio yomwe yatulutsidwa ndi MP2 imagwiritsa ntchito?

Kusintha kwa bitrate koyambirira kwa MP2 ndi 192 kbps, zomwe ndi zosawoneka bwino kwa nyimbo. Mukhoza kusintha kwa 320 kbps (audiophile) kapena 96-128 kbps (wokamba / podcast / fayilo yaying'ono). Kusintha kwa bitrate kumawonekera m'masankho owonjezera pazenera mukadina kusinthitsa.

Kodi ndidzataya mtundu wa audio kuchokera ku MOV kupita ku MP2?

Ngati MP2 ndi yopanda kuwonongeka (WAV, FLAC), zonse zosawerengeka zimasungidwa moyenera. Ngati MP2 ndi yopanda kuwonongeka (MP3, AAC, OGG, Opus), codec ya MP2 imabwezeretsa kuwonongeka kwa mavidiyo - pa 192 kbps zotsatira zake ndi zosawoneka bwino kwa zinthu zonse. Kusintha kwa kuwonongeka → yopanda kuwonongeka sikubwezeretsa zinthu zomwe zatulutsidwa kale.

Kodi MP2 ya audio imasunga kuchuluka kwa sampling?

Mwa default yeah — 48 kHz audio mu MOV yanu imakhala 48 kHz mu MP2 output. Kuti mugwiritse ntchito CD- burning kapena legacy player mungathe kulowetsa mpaka 44. 1 kHz pogwiritsa ntchito dropdown ya sampling- rate; resampler ndi yamphamvu kwambiri ya SoX- grade.

Kodi ndingagwiritse ntchito ma audio kuchokera ku MOV mafayilo ambiri kupita ku MP2 m'modzi?

Yesani - chotsani fayilo ya MOV ndikupanga audio mofanana. Ogwiritsa ntchito Premium amalandira ogwira ntchito ambiri mofanana; pa fayilo ya 50-file iyi ndi kusiyana pakati pa maola angapo ndi maola asanu ndi awiri.

Kodi MP2 idzaphatikizidwa ndi metadata ya mutu / woimba / album?

Ngati MOV imathamanga ma metadata a gawo kapena ma stream, timakopera masamba a mutu / woimba / album ku MP2. Ngati sichoncho, MP2 imatuluka osasindikizidwa - kugwiritsa ntchito wolemba tag (Mp3tag, Picard) pambuyo pa kutumiza kunja kwa tagging yochuluka.

Kodi ndi nthawi yayitali bwanji kuti mutenge MP2 audio kuchokera ku 1-hour MOV?

Audio demux + encode ndiyabwino - nthawi zambiri 5 mpaka 15% ya nthawi yoyambira. 1-hour MOV → MP2 imatha m'maola 3 mpaka 9 panthawi yoyenera; Premium parallelism imachepetsa izinso kwa ntchito za batch.

Kodi ndingagwiritse ntchito gawo limodzi la MOV audio ngati MP2?

Sichigwira ntchito mwanjira imeneyi — chotsani audio yonse ngati MP2, kenako mugwiritse ntchito /audio-trim/ kapena /audio-cutter/ kuti muchepetse gawo. Mtundu wa njira yokhala ndi ma step awiri umakhala wofulumira kuposa ntchito yophatikizika ndipo umakupatsani kuwongolera bwino kwa ma waveform.

Kodi fayilo yanga MOV ndi yapadera pamene ndikuchotsa audio?

Inde - mtundu wofanana wa kuteteza deta monga pazosintha zonse: ogwira ntchito osiyana, palibe kuyankha kwa munthu, kuchotsa kwachidziwikire m'maola ochepa pambuyo pa kumaliza.

N'chifukwa chiyani fayilo ya MP2 ili ndi zitseko zosadziwika pomwe MOV ili ndi mawu?

Pafupifupi nthawi zonse kusankhidwa kwa ma streams opanda pake: MOV anali ndi ma tracks ambiri a audio ndipo demuxer anasankha ma streams osatsegula kapena othandizira. Pezani "audio stream" wosankha kuti musankhe ma streams 0, 1, 2 mwatsatanetsatane, kapena kulenga MP2 wokhala ndi ma tracks ambiri (FLAC, OGG).

Kodi ndingatenge MP2 ngati stereo, mono, kapena 5.1 surround?

Chithunzi cha Channel chimasunga kuchokera ku MOV mwa default - 5.1 MOV chimatulutsa 5.1 MP2 ngati MP2 codec imathandizira (AAC, FLAC, OGG, Opus). Chosankha chotsika chimafuna stereo kapena mono - chothandiza kwa ntchito za podcast pomwe ma tracks ozungulira amawononga bitrate.