WMV ne Microsoft bidiyo daga Windows Media zamanin, compact ga lokacinsa amma damuwa a kan wani abu daban-daban daga Windows.
Amfanin da Aka Yi Amfani da Su
Windows video
Streaming media
Legacy video
WMV Tambayoyin da ake yawan yi game da Canzawa
Mẽne ne fayil WMV?
+
WMV (Windows Media Video) is a video codec and container format developed by Microsoft.
Me ke cikin fayil WMV?
+
ASF stream — Microsoft's Advanced Systems Format, designed around network streaming and digital rights management rather than around editing. The payload is usually Microsoft's own video and audio codecs, which is the root of the compatibility problem: the container is readable almost anywhere, and what it contains is decodeable almost nowhere outside Windows. WMV ke da Microsoft na kansa VC-1 ko WMV3 bidiyo tare da WMA audio - codecs kusan babu wani abu a waje Windows decodes natively.
Me ya sa mai rikodin fuskar kwamfyuta ta adana WMV?
+
Saboda shi ne nau'in da dandamalin mai rikodin ke enkoɗa a cikinsa, don haka kamawa ba ta da tsada ko da yaushe yayin da injin yana da sha'awa da yin wani abu daban. Shi ne zaɓi mai hankali yayin rikodin kuma mai wahala bayan haka - fayil ɗin yana buƙatar canjawa kafin a iya raba shi, gyara shi ko shigar da shi a duk inda ya kasance a waje da tsarin da ya yi shi. WMV ne Windows Media Video, Microsoft na ASF-daidaitacce format daga Windows XP zamanin.
Me ya sa mai bincike na ba zai iya wasa da fayil WMV ba?
+
%s: Maɓallan yanar gizo suna aika da masu decoders ga jerin ƙananan sifofi, kuma WMV ba shi da shi — izinin, nau'in codec da yake yarda da shi, ko kuma kawai shekarunsa na hana shi fita. Fayil ɗin bai lalace ba kuma mai wasa na kwamfyuta zai buɗe shi, amma babu abin da kake yi wa shafi zai sa mai bincike ya nuna shi. Canja zuwa wani ƙuƙumi na yanar gizo ne hanya kawai mai aminci ga wasa cikin layin. WMV ne a cikin gaskiya wani babbar hanya: macOS, iOS, Android da kuma kowane mai bincike bukatar na uku-party decoders, da kuma wasu WMV fayiloli dauke DRM da ba za a iya canja wurin a kan duka.
Me ya sa WMV na nuna layin-ciki a kan duk wani abu da ke motsa?
+
Saboda shi an hada shi. Abin da ke cikin wannan sifar ya samo asali ne daga zamanin watsa labarai da DVD, inda aka adana kowane firam kamar wurare biyu na tsawo na rabin wanda aka kama a cikin minti goma sha biyu. Fuskar kwamfyuta mai ci gaba tana nuna su duka a lokaci guda, don haka motsi tsakanin alamun biyu yana nuna kamar alamun alamun ƙasa. Deinterlacing a kan canjawa yana sanya filayen cikin firam na gabaɗaya kuma artifact ɗin yana faɗuwa don alheri.
Me ya sa WMV ya yi tsalle ko kuma ya yi zafi a kan na'urori masu daɗewa?
+
Saboda ana yin decoding a cikin manhajar. Decoders na bidiyo na kayan masarufi suna dauke da jerin sifofi kawai, kuma WMV yana waje a cikin mafi yawan na'urori, don haka duk wani frame ana sake gina shi ta hanyar CPU. A kan kwamfyutan tebur na yanzu wannan yana da wahala; a kan wayar hannu, wani kwamfutoci ko smart TV yana nunawa kamar rarraba frame, da murya da kuma baturi. Canja zuwa wani sifar da ake goyon bayan kayan masarufi zai cire matsalar gaba ɗaya.
Shin zan iya adana fayiloli masu zuwa kamar WMV?
+
@ action
Ina ake kai wa sassaƙan rubutu ga fayil WMV?
+
A gefenta, ko cikin hoton. WMV ba ta da wani maɗaukaki na ƙarƙashin-rubutun kanka, don haka zaɓuɓɓukan biyu sune wani fayil na.srt na gefen da mai wasa ke loda tare da bidiyo, ko kuma ƙona rubutu cikin firam a lokacin sake-ƙodar. Ƙananan-rubutun yana riƙe da ƙarƙashin-rubutun da za'a iya gyara da canzawa amma yana tafiya kamar fayil na biyu wanda za'a iya rasa; ƙonawa cikin yana da ikon ci gaba da duk wani canja wurin amma ba za'a iya rufe shi ba bayan haka.
Me ya sa wani waƙoƙin sauti kawai yake tsira a cikin WMV na?
+
Saboda wannan shi ne duk abin da wannan sifar take da shi. Za'a iya rubuta wasu saƙonnin sauti cikin WMV, amma goyon baya na wasa bayan na farko yana da rashin daidaito sosai wanda ya sa yawancin kayan aiki kawai suna riƙe da ɗaya kuma suna canza sauran. Idan mai samarwa ya kasance da sharhi ko kuma wata harshe ta biyu, to, cire su zuwa fayilolin sauti daban-daban fiye da amince da su zuwa wani ƙanshin da ke ɓoye su.
Me yasa WMV kawai take aiki daidai a kan Windows?
+
Saboda abin da ke cikin kwandon shi ne rabin sauƙi. WMV an ƙayyade shi a kan codecs na Microsoft, kuma babu wani abu a waje Windows da ke aika da mai decoder ga waɗancan — don haka fayil ɗin zai buɗe, ya yi rahoton tsawonsa, kuma ya samar da ba wani hoton ko ba wani sauti ba a gaba ɗaya. Saita wani pack na codec shi ne mafita ta daɗaɗɗe kuma mai daɗi; canja amfanin cikin wani abu da duk dandamali ke daɗewa da decoding shi ne wanda zai yi tsawo.
Shin amfani da WMV yana buƙatar lasisi na patent?
+
Ba don ka ba. Codecs da suka hada da aka rufe da dakunan patent, kuma lasisi an daidaita shi ta hanyar mutane da ke jigilar decoders - wayar hannu, mai bincike, tsarin aiki - da yawa kafin fayil ya isa gare ka. Wannan shine dalilin da yasa format yana cikin duk wuraren kayan aiki kuma me yasa zaɓuɓɓukan kyauta na kyauta suna da yawa, kuma ba shi canja komai game da canja wurin fayil da kake da shi.
Shin zan iya sake suna ga fassara ba tare da canza WMV ba?