Mataki na 1: Loda naka BMP fayiloli ta amfani da maɓallin da ke sama ko ta hanyar ja da sauke su.
Mataki na 2: Danna maɓallin 'Maida' don fara hira.
Mataki na 3: Sauke fayil ɗin da aka canza PNG fayiloli
BMP zuwa PNG Tambayoyin da ake yawan yi game da Canzawa
Ta yaya zan canza BMP zuwa PNG ba tare da rasa ingancin hoton ba?
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%s: Wannan yana taimakawa wajen sanin abin da kowace gefe take da shi: BMP shine asalin layuka na RGB da ba'a ƙuntata ba tare da wani babban littafi mai ƙaranci ba, don haka yana da kyau kuma babu asara - yawanci 10-20x girman hoton kamar PNG, yayin da PNG shi ne DEFLATE mai rashin asara da wani cikakken 8-bit alfa channel da 16-bit zurfin zaɓaɓɓe, don haka ba zai taba lalacewa ba a kan sake-sauke amma zai yi girma a kan abun ciki na hoto. Ka aiko da fayil ɗinka BMP kuma mai maida zai yi amfani da tsarin ingancin da ya dace da PNG fitarwa — ga burin da ba a rasa ba (PNG, TIFF, BMP, PSD) an kiyaye kowace piksel; ga burin da aka rasa (JPG, WebP, GIF) zaka iya daidaita ma'aunin ingancin kafin ka sauke.
Shin canji daga BMP zuwa PNG zai kiyaye haske?
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Haske yana tsira idan aka tafi zuwa PNG, WebP, TIFF, GIF, ICO, PSD ko SVG. Canja zuwa JPG / JPEG / JFIF yana daidaita gidan rediyon alfa kan wani bango mai launin fari — idan kana buƙatar haske, ka yi niyya ga wani siffar haske-da-sannu maimakon PNG.
Me ya faru game da metadata EXIF yayin canja BMP zuwa PNG?
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In most conversions, camera EXIF fields such as the camera model and GPS position are not carried into the PNG. There is no setting on this page to keep or remove metadata, so check the result with a metadata viewer if it matters.
Fayiloli da yawa a cikin aiki ɗaya suna buƙatar shirin da aka biya. Amfani mai kyauta shine fayil ɗaya a kowace canji, canji ɗaya a kowace sa'a. A cikin shirin da aka biya zaka iya ƙara fayiloli da yawa zuwa aiki ɗaya, sa'an nan ka sauke kowane sakamakon kan kansa ko duk su a cikin ZIP ɗaya.
Mene ne ma'aunin da kuma ma'aunin fayil PNG na?
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Halin diff shine 1:1 — fitarwa PNG tana da daidaitattun girman piksel kamar yadda wurin asali BMP. fitarwa ICO ita ce mai dacewa (ta samar da wani stack mai matsaloli-da-da yawa: 16/32/48/64/128/256). Idan kana buƙatar sake girman kamar wani ɓangare na canja wurin, ka yi amfani da /resize/ bayan canja wurin.
Shin fayilolina BMP na sirri ne yayin canjawa?
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Yes. Uploaded BMP files are processed on our own conversion servers, no person reviews them, and they are never shared. The upload and the converted PNG are both deleted automatically about 24 hours after the conversion, which leaves time to download the result. See /privacy/ for the full policy.
Me ya sa fayil ɗin da na canja PNG ya fi girma / ƙarami fiye da yadda na tsammani?
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An yanke girman ta hanyar nau'ikan ƙuntata biyu, ba ta hanyar mai canja ba. Ka tuna cewa BMP shine asalin layuka na RGB da ba'a ƙuntata ba tare da wani babban littafi mai ƙaranci ba, don haka yana da kyau kuma babu asara - yawanci 10-20x girman hoton kamar PNG, yayin da PNG shi ne DEFLATE mai rashin asara da wani cikakken 8-bit alfa channel da 16-bit zurfin zaɓaɓɓe, don haka ba zai taba lalacewa ba a kan sake-sauke amma zai yi girma a kan abun ciki na hoto — don haka mai ƙuntata mai yawa BMP yakan ƘARA idan aka sake encode shi zuwa wani PNG mai rasa, kuma mai girma mai rasa BMP yakan yi ƙarancin girma da sauri a hanyar da ta sauya. Abin da ke cikin hoton yana da muhimmanci: hotuna da zane-zane na layin da aka yi ƙuntata daban-daban.
Shin zan iya amfani da fayil ɗin da aka canja PNG a cikin kasuwanci?
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Na'am. Canjin shi ne canji na siffar fayil - hakkin mallakar abun ciki na hoton yana tare da kai (ko wanda ya mallake shi a kan tushen BMP). Ba mu ƙara wata alama ta ruwa ba, ba mu da wata takardar shaidar metadata, kuma ba mu yi zargin wata lasisi a kan fitarwa.
Fayilolin PNG suna tallafawa bayyananniya kuma suna amfani da matsi mara asara, wanda hakan ya sa suka dace da zane-zane, tambari, da hotunan kariyar kwamfuta.
