Fahimtar Tsarin Hoto: DPI, PPI, da Pixels

DPI, PPI, pixels - abin da suke nufi da dalilin da yasa suke da mahimmanci ga hotunan ku.

Pixels: Tubalan Ginin

Kowane hoto na dijital grid ne na ƙananan murabba'ai masu launi da ake kira pixels. Idan muka ce hoto shine 1920 & times; 1080, muna nufin yana da pixels 1920 a fadin kuma 1080 tsayi - kusan pixels miliyan 2. Wannan shine ainihin bayanan da ke cikin fayil ɗin hoton ku.

Ƙarin pixels gabaɗaya yana nufin ƙarin daki-daki. Hoton 4K (3840 & lokuta; 2160) yana da pixels na 1080p sau huɗu, don haka yana iya nuna cikakkun bayanai. Pixels cikakke ne - ba sa canzawa dangane da yadda kuke kallon hoton.

PPI - Pixels Kowane Inci

Menene PPI?

PPI (pixels a kowace inch) yana bayyana yadda ake cika pikseloli masu yawa lokacin da aka nuna hoton ko bugu. Alaka ce tsakanin kirga pixel da girman jiki. Hoton da ke faɗin pixels 300 a 300 PPI zai buga faɗin inch 1.

PPI don Screens

Yawancin allo suna nunawa a 72-144 PPI, kodayake nunin DPI mai girma (Retina, 4K masu saka idanu) na iya zama 200+ PPI. Don amfani da yanar gizo, 72-96 PPI yawanci ya isa. Abin da ya fi mahimmanci shi ne jimlar adadin pixel (misali, 1920 & lokuta; 1080 don HD).

PPI don bugawa

Buga yawanci yana buƙatar 300 PPI don kaifi, sakamako na ƙwararru. A 150 PPI, hotuna na iya yin laushi; a 300 PPI, cikakkun bayanai suna da kyau. Mujallu, ƙasidu, da fakitin samfur yawanci suna ƙayyade 300 PPI.

DPI - Dige-dige a cikin Inci

Menene DPI?

DPI (dige-dige a kowane inch) a zahiri yana nufin fitarwar firinta - dige nawa tawada wurin firinta a kowane inch. A aikace, mutane da yawa suna amfani da DPI da PPI daidai lokacin da suke magana game da ƙudurin hoto. Don hotuna na dijital, PPI shine daidai lokacin; DPI ta shafi tsarin bugu.

Lokacin da DPI ke da mahimmanci

Lokacin da kuka aika fayil zuwa shagon bugawa, ƙila su nemi "300 DPI" - yawanci suna nufin 300 PPI. Ƙimar hoton ku na iya adana ƙimar PPI/DPI wanda ke gaya wa software girman girman nuni ko buga hoton a girman da aka bayar.

Teburin Magana Mai Sauri

LokaciMa'anaAmfani Don
PixelsMatsakaicin bayanai na ainihi (misali, 1920 × 1080)Girman fayil, yanar gizo, nuni
PPIPixels kowane inch lokacin nunawa/bugaBuga ingancin, girman jiki
DPIYawan fitarwa na firinta (yawanci ana amfani dashi kamar PPI)Buga ƙayyadaddun bayanai

Shirya don gwada QuickRemove?

Zazzagewa kyauta, babu asusu da ake buƙata.

Zazzage Kyauta

Me Yasa Mahimmanci Yayi Mahimmanci Don Cire Bayan Fage

Ƙimar shigarwa

Hotunan ƙuduri mafi girma suna ba AI ƙarin bayanai don aiki da su. Kyawawan gefuna (gashi, Jawo, yadin da aka saka) sun fi sauƙin ganewa lokacin da akwai ƙarin pixels da ke bayyana su. Hotunan da ba su da ƙarfi na iya samar da abin rufe fuska mai jakunkuna ko mara kyau.

Ingancin fitarwa

QuickRemove yana adana ainihin ƙudurin shigarwar ku. Idan kun ciyar da shi hoto na 4K, kuna samun fitowar fili ta 4K. Matsayin Kyauta yana tallafawa har zuwa 1080p; Basic da Pro goyan bayan 4K da ƙari. Don bugawa, fara da manyan hotuna na tushe.

Upscaling

Idan tushen ku ne low-res, QuickRemove Pro ya hada da AI upscaling don ƙara ƙuduri kafin ko bayan baya kau. Wannan yana taimakawa lokacin da kuke buƙatar manyan abubuwan fitarwa don bugawa ko cikakkun bayanai.

Halin Ƙimar Ƙimar Ƙirarriya

Yanar Gizo & Social Media

1080p (1920 & lokuta; 1080) yana da yawa don yawancin amfani da yanar gizo. Instagram, Facebook, da yawancin shafuka suna damfara ta wata hanya. Matakin kyauta na QuickRemove yana sarrafa wannan daidai.

Hotunan Samfuran e-kasuwanci

Amazon yana ba da shawarar akalla 1000 pixels a gefen mafi tsawo; 2000+ ya fi kyau don zuƙowa. QuickRemove Basic da Pro suna goyan bayan 4K don yanke kayan samfur.

Buga

A 5" & sau; 7" buga a 300 PPI yana buƙatar 1500 & sau; 2100 pixels. Shirya gaba - kama ko haɓaka madaidaicin ƙuduri kafin cire bayanan baya.

Fasfo & Hotunan ID

Gwamnatoci suna ƙayyadad da ma'auni daidai (misali, 35mm & lokuta; 45mm a 300 DPI). Mayen fasfo na QuickRemove yana taimaka muku fitar da hotuna masu dacewa.

Yadda QuickRemove ke Gudanar da Ƙidumar

QuickRemove shine aikace-aikacen tebur na Windows wanda ke sarrafa hotuna a cikin gida. Yana goyan bayan PNG, JPG, WEBP, BMP, GIF, TIFF, da HEIC a ƙudurin ƙasarsu. Matsayin Kyauta yana fitowa har zuwa 1080p; Basic da Pro goyan bayan 4K kuma mafi girma. Ana adana metadata ƙuduri (PPI/DPI) lokacin da goyan bayan tsarin fitarwa. Babu sake yin samfur ko hasara mai inganci sai dai idan kun sake girman girman kai tsaye.

Gwada QuickRemove Kyauta

Cire bango mai ƙarfin AI don Windows. Offline, na sirri, kuma mara iyaka. Babu kuɗin kowane hoto, babu asusu da ake buƙata.

Windows 10 ko kuma daga bayaAkwai matakin kyauta