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Beddel MPG ilaa BMP

Beddel Adiga MPG ilaa BMP dukumeenti dadaal la'aan

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*Faylasha waa la tirtiray 24 saacadood ka dib

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Sida loo beddelo MPG ilaa BMP

Tallaabada 1aad: Soo geli MPG 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


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

Sideen u soo saaraa frame-ka ka socda MPG fiidiyowga sida BMP sawirro?
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Soo deji faylka MPG iyo soo beddelaha wuxuu muujinayaa doorbidka frame-ka: 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 BMP file kala duwan oo loo soo ururiyey ZIP loogu talagalay soo dejinta.
Go'aanka la midka ah sida fiidiyowga MPG - asalka 1080p wuxuu soo saaraa 1920 × 1080 BMP frame; asalka 4K wuxuu soo saaraa 3840 × 2160 BMP frame. Isku dar ka dib soo saarida haddii aad u baahan tahay thumbnails yar.
Haa, laakiin fiiro gaar ah la xisaabta faylka - 30fps 1-daqiiqo video soo saaro 1,800 frame. Waxaan ku shubnaa iyaga in ZIP kayd si otomaatig ah. For clip dheeri ah isticmaali "1 per second" doorasho (60 frame) ama timestamps gaar ah.
Haa - midabka waxaa lagu decodey matris la mid ah asalka MPG (BT.709 HD, BT.2020 4K HDR). HDR-ka HDR-ka waxaa loo soo bandhigay SDR marka la soo saaro BMP (PNG / JPG ma kaydin karaan HDR pixel ranges natively).
A 1080p PNG frame waa 2-5 MB; a 1080p JPG quality-85 frame waa 200-500 KB. Ku kordhi by frame tirada si ay u miisaanka ZIP - in ugu badnaan, kasta oo frame-soo saaridda ah 10-min 1080p video at PNG waa ~ 50 GB.
Badeecada MPG 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.
Soo saarista frame waa degdeg - caadi ahaan 20-30% waqtiga asalka ah ee khadka caadiga ah. 5-daqiiqo MPG → BMP bundle wuxuu ku dhammaadaa 1 daqiiqo oo ku saabsan tirada frame-ka, maxaa yeelay buuqku waa BMP codsi, maaha demuxer.
Haa — doorasho horumarsan aqbalaa liiska kala go'an 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 ama muuqaalka soo jeedinta shots.
Haa - mid ka mid ah qaabka sirta ah sida conversion kasta. Video asalka iyo frame-ka soo bixi waxaa lagu dhaqaajin karaa shaqaalaha kala go'an iyo la tirtiro daqiiqadaha gudahood.
Dhab ahaantii, dhaqdhaqaaqa ayaa ka soo baxa asalka MPG (kamerada ayaa la wareegay markii frame-ka la qabtay). Ku day inaad ka saarto tijaabooyinka tijaabada ah ee muuqaalada joogtada ah, ama soo saar dhowr frame oo ku xiga oo dooro midka ugu sharka badan.
Ma aha ee qulqulka basic - isticmaal "1 daqiiqo kasta" doorasho sida ku dhow, ka dibna muuqaalka dooro frameworks-dhibaato-beddelka. A dedicated scene-detection extractor waa on the roadmap.
Haa, waa la siiyaa, iyadoo ku xiran liisan kasta oo maamula asalka MPG. Isbedelka qaabka ma kordhiyo dalab - waxaan ku dari karnaa waxyaabo aan biyo lahayn oo aan ku sheegno liisan BMP.

MPG

MPG is a popular file format.

BMP

BMP files kaydinta sawirro in qaabka bitmap uncompressed, oo ay ugu wacan tahay oo ay ku jiraan miisaanka file weyn laakiin qeexidda buuxda.


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