Mataki na 1: Loda naka PNG 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 TIFF fayiloli
PNG zuwa TIFF Tambayoyin da ake yawan yi game da Canzawa
Ta yaya zan canza PNG zuwa TIFF ba tare da rasa ingancin hoton ba?
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Ka shigar da fayil ɗinka PNG kuma mai maida zai yi amfani da inganta ingancin da ya dace da siffar TIFF. Ga TIFF mara asara (PNG, TIFF, BMP) ana kiyaye duk piksel; ga TIFF mai asara (JPG, WebP) zaka iya daidaita ma'aunin inganci kafin ka sauke shi. PNG na amfani da DEFLATE na ƙuntata kan scanlines masu siffantawa, don haka duk pixel na rayuwa daidai, tare da wani cikakken 8-bit alfa channel. TIFF wani akwatin da ya fi codec: zai iya riƙe bayanai ba-da-ƙuƙumi, LZW, ZIP ko har ma JPEG, a har zuwa bita 32 ga kowace hanya, da shafuka da yawa a cikin fayil guda.
Shin, akwai wani abu da aka rasa a cikin canja wurin tsakanin PNG da TIFF?
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Ba da bayanai game da piksel, ba. Nau'ukan biyu suna adana hoton ba tare da ƙuntata ba, don haka hoton da ke fitowa yana daidai da wanda ya shiga kuma ana iya sake canzawa ba da daɗewa ba. Abin da ke canzawa shine girman fayil, da kuma abin da ke tafiyar da fasali - zurfin launin, siffofin da aka rufe, layuka da motsi ana goyon baya su duka ba daidai ba tsakanin nau'ukan da ba su da asara.
Shin canji daga PNG zuwa TIFF zai kiyaye haske?
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Haske zai ci gaba idan TIFF ya kasance PNG, WebP, TIFF, GIF, ko SVG. Canja zuwa JPG zai sauya layin alfa zuwa bango mai fari. Idan kana buƙatar haske a cikin sakamakon, to, ka yi niyya ga TIFF mai haske mai sani a matsayin TIFF=JPG. TIFF shi ne Format na Fayil na Hoto mai Dauke da Alama daga 1986, kuma shi ne format na scanning, publishing da kuma masana'antu na adana bayanai da aka ƙaddara a kan.
Shin siffar launina (sRGB / Adobe RGB / CMYK) za ta tsira daga PNG zuwa TIFF?
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An karanta siffofin launin ICC da aka rufe daga PNG kuma an sake haɗa su zuwa fitarwa TIFF inda siffar ke goyon baya (JPG, PNG, TIFF, WebP). Siffofin da ba su da goyon bayan siffar suna komawa zuwa sRGB, wanda ke kiyaye launuka daidai a kan mafi yawan fuskokin nunawa na zamani.
Me ya faru game da metadata EXIF yayin canja PNG zuwa TIFF?
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An kiyaye EXIF na kamara (ISO, shutter, lens, GPS coords) bisa diff yayin PNG → TIFF idan nau'ikan biyu suna goyon bayan metadata. Yi amfani da zaɓin sirri don cire metadata kafin sauke idan kana buƙatar raba hotuna ba tare da wurin geolokaci ba.
Shin zan iya canja fayiloli PNG da yawa zuwa TIFF a lokaci guda?
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Na'am — ka ja fayiloli PNG da yawa cikin yankin shigarwa kuma mu sanya su cikin jerin gwano a daidai. Masu amfani da kyauta suna samun 100 MB ga kowace fayil; Premium ba ta da iyaka ga kowace fayil kuma tana tafiyar da wasu masu aiki a daidai, don haka wani bangare na hotuna 200 na iya kammala cikin minti biyu.
Ta yaya PNG zuwa TIFF ke bambanta da Photoshop / GIMP ga aikin guda ɗaya?
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Domin canja siffar kai tsaye muna tafiyar da irin libpng / libjpeg-turbo / libwebp / ImageMagick da mai sarrafa kwamfyutan tebur ke amfani da shi, tare da ingancin fitarwa guda. bambancin shine sarrafa kwasfa mai daidaituwa — shiri-shiri na kwamfyutan tebur suna buɗe fayil ɗaya a lokaci; muna karɓar kwasfa.
Mene ne ma'anar fayil TIFF na?
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Diff ɗin shi ne 1:1 — TIFF ɗinka na riƙe da girman piksel na wurin asali PNG. Idan kana buƙatar canza girman kamar wani ɓangare na canja wurin, ka yi amfani da /resize-image/ bayan canja wurin, ko kuma ka haɗa shi da kayan aikin /image-resize/.
Yaya ƙaramin TIFF zai iya zama ba tare da artifacts masu gani ba?
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Ga JPG / WebP, inganci 75-85 na iya samun TIFF 60-80% mafi ƙaranci daga PNG ba tare da bambanci mai gani ba a tsayin gani na yau da kullum. Ga TIFF mara asara (PNG, TIFF), ka yi tsammanin adadin da za'a iya adana ya fi ƙaranci — a kan 5-30% ta hanyar ficewa / LZW mai kyau. @ action
Shin fayilolina PNG na sirri ne yayin canjawa?
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Na'am — an yi aiki da fayilolin PNG da aka tura a cikin masu aiki masu tsalle-tsalle kuma an share su cikin minti. Ba za mu karanta, adana ko raba bayanan piksel ba. An yi takardar takaddun tagar tsare-tsaren a /privacy/.
Shin mai canza PNG zuwa TIFF yana aiki ga hotuna masu girma sosai (50MP+)?
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Na'am, don kyauta har zuwa 100 MB. Premium na iya sarrafa manyan shigarwa (300 MB+) da zurfin pixel na daban (16-bit PNG, 32-bit float TIFF). Pipeline na fitar da layuka don haka amfani da ƙwaƙwalwar ajiya yana daidaita da adadin layuka, ba adadin pixels gaba ɗaya ba.
Me yasa TIFF da na canja ya fi girma ko ƙaranci fiye da yadda na tsammani?
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PNG mai ƙarfin ƙuntata da ke akwai (JPG mai asara) yakan girma idan aka sake-ƙuntatawa zuwa TIFF mara asara (PNG, TIFF). PNG mara asara yakan yi ƙarancin girma idan aka tafi zuwa JPG / WebP. Ma'aunin yana dogara da abun ciki na hoton — hotuna suna ƙuntata daban daga zane-zane na layin. PNG wani nau'in hoto ne mai rauni: hoton da aka adana kamar PNG yana da girman sau biyar zuwa goma fiye da hoton da aka adana kamar JPG ko WebP. TIFF's flexibility is its weakness - biyu TIFFs za a iya gina kamar yadda daban cewa software karatu daya kuskure a kan sauran - da fayiloli ne girma.
Fayilolin PNG suna da haɗin kai da haske da kuma amfani da ƙunsar da ba ta da asara, wanda ke sanya su da kyau ga zane-zane, alamomin, da hotunan fuskar kwamfyuta.
