Sinthani WMV ku AAC

Sinthani Yanu WMV ku AAC zolemba molimbika

Sankhani mafayilo anu

*Mafayilo achotsedwa patatha maola 24

Sinthani mafayilo okwana 1 GB kwaulere, ogwiritsa ntchito Pro amatha kusintha mafayilo okwana 100 GB; Lowani tsopano

Kukweza

Momwe mungasinthire WMV ku AAC

Gawo 1: Kutumiza wanu WMV kutengerapo ndi kuchotsa mafayilo pogwiritsa ntchito batani pamwambapa kapena ndi Shift ndi dziko.

Gawo 2: Dinani 'Transform' batani kuti ayambe kusintha.

Gawo 3: Yamba wanu anasintha AAC mafayilo

WMV ku AAC Mafunso Ofunsidwa Kawirikawiri Okhudza Kusintha kwa Anthu

Kodi ndingagwiritse ntchito bwanji audio kuchokera ku WMV fayilo ngati AAC?

Kutsitsa fayilo ya WMV ndipo tidzachotsa mavidiyo onse, kenako tidzasintha mtundu wa AAC. Palibe kanema wachiwiri wopita ndi kuwonongeka kwa mtundu wa AAC codec.

Kodi AAC fayilo imagwiritsa ntchito mtundu uti wa ma bitrate a audio?

Mtengo woyambirira wa AAC ndi 192 kbps (wowoneka bwino kwa nyimbo). Mukhoza kuchotsa 320 kbps (wokonda mawu) kapena 96-128 kbps (wolankhula / podcast / fayilo yaing'ono). Usankho umakhala wowonekera m'masankho owonjezera.

Kodi ndidzataya mtundu wa audio ngati ndisintha kuchokera ku WMV kupita ku AAC?

Ngati mtundu wa AAC ndi wa lossless (WAV, FLAC), mumangosunga zonse zomwe zilipo. Ngati mtundu wa AAC ndi wa lossy (MP3, AAC, OGG), codec ya AAC imazichepetsanso — ubwino umadalira bitrate ndi ma audio ochokera. Timagwiritsa ntchito 192 kbps monga default, zomwe ndi zosawoneka bwino kwa zinthu zonse.

Kodi AAC yotulutsidwa imasunga kuchuluka kwa sampling?

Mwa default yes — 48 kHz audio track mu WMV imakhala 48 kHz mu AAC. Ngati mukufuna 44.1 kHz (CD-quality) kuti mugwirizane ndi osewera oyambirira, zosankha zowonjezera zimaphatikizapo mndandanda wolowetsedwa wa sampling-rate.

Kodi ndingagwiritse ntchito audio kuchokera ku WMV mafayilo ambiri kupita ku AAC munthawi imodzi?

Yes — drop a folder of WMV files in and we extract audio in parallel. Premium users get more parallel workers; on a 50-file batch this is the difference between 90 seconds and 8 minutes.

Kodi fayilo ya AAC idzaphatikizidwa ndi mutu / woimba / album?

Ngati WMV fayilo ili ndi nkhani kapena mndandanda wa metadata, timakopera masamba a woimba / mutu / album ku AAC kontena. Ngati sichoncho, AAC fayilo siyimaphatikizidwa — kugwiritsa ntchito wolemba ma tag (Mp3tag, Picard) pambuyo pa kutumiza kunja ngati mukufuna ma tag ochuluka.

Kodi kumatenga nthawi yayitali bwanji kuchotsa AAC kuchokera ku WMV fayilo?

Kutulutsa kwa audio ndi kosavuta kuposa kubwezeretsa kanema - nthawi zambiri 5-15% ya nthawi yoyambira. WMV → AAC ya 1-hour imatha m'maola 3-9 pa standard pipeline.

Kodi ndingagwiritse ntchito gawo limodzi la WMV audio ngati AAC?

Sichigwira ntchito ndi chida ichi — chotsani audio yonse monga AAC pano, kenako mugwiritse ntchito /audio-trim/ kapena /audio-cutter/ kuti muchepetse gawo. Njira ya mawindo awiri nthawi zambiri imayenda mofulumira kuposa ntchito yophatikizidwa.

Kodi fayilo yanga ya WMV ndi yachidziwitso pamene ndikuchotsa mawu?

Inde — mtundu wofanana wa kuteteza deta monga pazosintha zonse: ogwira ntchito osiyana, kuchotsa kwachidziwitso m'maola ochepa, palibe kuyankha kwa munthu pazomwe zili.

N'chifukwa chiyani fayilo yanga ya AAC ili ndi zigawo zosadziwika?

Ma gaps osalankhula amatanthauza kuti WMV imagwiritsa ntchito ma track ambiri a audio ndipo tikusankha ma stream oipa. Pezani "audio stream" kuwonjezera pa kusankha ma stream 0, 1, etc., kapena kuwonjezeranso ma stream onse ku AAC okhala ndi ma track ambiri ngati AAC amathandiza izi.

Kodi AAC yosamutsa imatha kukhala stereo / mono / 5.1?

Chithunzi cha sitima chimasungana kuchokera ku WMV mwa default — 5.1 WMV chimatulutsa 5.1 AAC pamene codec imathandizira (AAC, FLAC, OGG). Mukhoza kuletsa stereo kapena mono pogwiritsa ntchito njira ya channel-downmix, yothandiza pa ntchito ya podcast.

Kodi AAC yosakira imasewera pa iPhone / Android / stereo yagalimoto?

MP3 imasewera kulikonse. AAC / M4A imasewera pa Apple ndi ambiri a Android. OGG / Opus amafuna wosewera waposachedwapa pa iOS. Zosankha zophunzitsira zimasonyeza "device" yoyamba yomwe imasankha AAC codec yomwe ingakhale yoyenera kusewera pa chipangizo chanu.