DivX BMP

Beddel Adiga DivX ilaa BMP si aan dadaal lahayn

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Sida loo beddelo DivX ilaa BMP

Tallaabada 1aad: Soo geli DivX faylasha adoo isticmaalaya badhanka kore ama jiid oo hoos u dhig.

Tallaabada 2: Guji badhanka 'Beddelaan' si aad u bilowdo beddelka.

Tallaabada 3: Soo dejiso faylasha aad bedeshay BMP faylasha


DivX ilaa BMP Su'aalaha Badiya La Weydiiyo Ee Ku Saabsan Beddelka

Sideen u soo saaraa frame-ka ka socda DivX fiidiyowga sida BMP sawirro?
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Soo deji DivX iyo soo beddelaha wuxuu muujinayaa doorbidka frame-ka-soo-saarka: frame kasta oo Nth ah, frame-yada waqti-dhimista, ama mid kasta oo frame ah daqiiqad kasta. Frame kasta oo la doortay waxaa loo qaabeeyey sida faylka BMP oo keliya, oo dhammaantoodna waxaa lagu soo bandhigay ZIP-archive loogu talagalay soo dejinta. DivX magacyada codec ka badan in ay container - MPEG-4 qaybta 2 aasaasiga ah oo sameeyey ripping DVD in CD kaliya oo suurtogal ah 1999. BMP waa Windows Bitmap, qaabka raster raw dhisay-in Windows tan iyo 1985.
Maaddaama asalka uu yahay mid isku mid ah. DivX waxyaabaha ka soo baxa wakhtiga warbaahinta iyo DVD waxay kaydiyaan laba qeybood oo dherer ah oo frame kasta ah, waxay qabteen shan iyo toban daqiiqo oo kala duwan, iyo mid waliba oo si toos ah u soo baxaya ayaa muujinaya in labadaba la isku qurxiyo oo ay ku dhaqmaan wax kasta oo istaagay.
Haddii kaliya DivX marnaba ma ay ku gubatay, maxaa yeelay DivX ma laha qulqulka subtitles ee la dooran karo si loo joojiyo. Wax kasta oo DivX uu ku muujiyo shaashadda waa sawirka, sidaas darteed waa mid kasta oo BMP oo soo saara soo saarista oo aan waxba ka saarin ka dib. Haddii faylka subtitles kala duwan uu ku jiro video-ga, ka soo qaado asalka oo labaduba kala duwan yihiin oo frame-yadana nadiif ah. DivX u baahan yahay in ka badan laba jeer bitrate of H.264 si ay u leeyihiin tayada isku mid ah oo ma laha jidka in HDR, 10-bit midab ama go'aannada ka badan 1080p.
Khariidadaha bilaashka ah ee 100 MB fayl kasta, iyo DivX asalka ayaa si weyn u socda sababtoo ah qaabka wuxuu ku qaadaa wax badan oo ku saabsan qaybta ku-dhexdhexaadka ah ee ku-dhexdhexaadka ah ee ku-dhexdhexaadka ah ee ku-dhexdhexaadka ah ee ku-dhexdhexaadka ah ee ku-dhexdhexaadka ah.
Go'aanka la midka ah sida DivX video - 1080p DivX wuxuu soo saaraa 1920×1080 BMP frame; 4K DivX wuxuu soo saaraa 3840×2160 BMP frame. U isticmaal adeegga dib u habeynta ka dib soo saarista haddii aad rabto thumbnails yar ama miisaanka miisaanka bulshada.
Haa, laakiin fiiro gaar ah u yeelo tirada faylka - 30fps 1-daqiiqo DivX wuxuu soo saaraa 1,800 BMP frame. Waxaan si otomaatig ah ugu soo ururinaa ZIP. Haddii aad rabto inaad ku dhejiso fiidiyowyo dheeri ah, ikhtiyaarka "1-second" (60 frame) ama waqti gaar ah ayaa siin doona natiijo la maamuli karo.
Haa - midabka waxaa lagu decodey matris-ka asalka DivX (BT.709 HD, BT.2020 4K HDR). HDR-yada HDR-yada waxaa loo qaabeeyey SDR marka la soo saaro BMP sababtoo ah BMP qaabab badan (PNG, JPG) ma kaydin karaan HDR pixel ranges natively.
Waxaa ku xiran kala-soocidda iyo BMP codec. Qaabdhismeedka 1080p PNG waa caadi ahaan 2 ilaa 5 MB; 1080p JPG oo ku yaal tayada-85 waa 200 ilaa 500 KB; 4K PNG waa 6 ilaa 15 MB. Marka ugu dambeysa, soo saarista PNG ee 10-minute 1080p DivX oo leh 10-minute 1080p DivX waxay soo saartaa ~ 50 GB oo dhan. BMP caadi ahaan kaydiyaa pixels buuxa uncompressed row la header yar, taas oo ah sababta ay sidaas u fudud in la fasiro.
Badeecada DivX ma kaydiso EXIF-ka frame-ka ah sida kamaradda waligeed samayso, sidaa darteed faylasha BMP waxay la yimaadaan EXIF-ka fog. Waxaan ku dhejinnaa `creation_time` meel ku tilmaameysa waqtiga asalka frame-ka si aad u soo celiso isku-darka iyadoo loo marayo amar qaadashada.
Soo saarista frame-ka waa degdeg - caadi ahaan 20 ilaa 30% muddada asalka ah ee khadka caadiga ah. 5-daqiiqo DivX → BMP bundle wuxuu ku dhammaadaa daqiiqad ka dib marka la eego tirada frame-ka, maxaa yeelay buuqku waa BMP codsi, ma aha DivX demuxer.
Haa — doorasho horumarsan aqbalaa liiska kala-qaybsan ee timestamps (tusaale ahaan `00:01:23,00:05:00,00:10:42`) iyo soo saarta mid BMP file kasta timestamp. faa'iido u ah qaybta thumbnails, goobta soo jeedinta shots, ama thumbnailing akhris dheer.
Haa - qaabka sirta ah ee isku midka ah sida isbeddel kasta. Video asalka ah iyo BMP frame-yada la soo saaray ayaa lagu dhaqaajin karaa shaqaalaha kala go'an oo la tirtiro daqiiqadaha gudahood; ma jiro dib u eegis aadane, ma jiro tababar, ma jiro helitaanka dhinac saddexaad.

DivX

DivX ahaa codec in ay sameeyeen feature-dheer video ku habboon CD, iyo weli wuxuu u muuqdaa in files AVI hore.

BMP

Faylasha BMP waxay sawirrada ku kaydiyaan qaab bitmap ah oo aan la cadaadin, taasoo keenta cabbirro faylal oo waaweyn laakiin tayo fiican leh.


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