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Alakaʻi no nā mākaʻikaʻi koʻikoʻi kala

ʻO sRGB ka wahi waihoʻoluʻu maʻamau i hoʻohana ʻia no ka pāpaho i hoʻohana ʻia i nā kikohoʻe, me nā kiʻi a me nā ʻike wikiō SDR (Standard Dynamic Range) i nānā ʻia ma ka pūnaewele.A me nā pāʻani i pāʻani ma lalo o SDR.ʻOiai e ulu nui ana nā hōʻike me kahi gamut ākea ma mua o kēia, ʻo sRGB ka mea maʻamau haʻahaʻa haʻahaʻa loa a ʻo ka waihoʻoluʻu o nā hōʻike e hiki ke uhi piha a i ʻole ka hapa nui.No laila, makemake kekahi e hana i loko o kēia wahi waihoʻoluʻu inā hoʻoponopono i nā kiʻi a me nā wikiō a i ʻole ka hoʻomohala ʻana i nā pāʻani.ʻOi loa inā e hoʻopau ʻia ka ʻike e ka lehulehu ākea, ma ke kelepona.

ʻO Adobe RGB kahi ākea waihoʻoluʻu ʻoi aku ka nui, i hoʻolālā ʻia e hoʻopili i nā aka saturated i hiki i ka hapa nui o nā mea paʻi kiʻi ke paʻi.Aia ka hoʻonui nui ma mua o sRGB ma ka ʻāpana ʻōmaʻomaʻo o ka gamut a me ka ʻōmaʻomaʻo i ka ʻaoʻao polū, ʻoiai ʻo ka ʻulaʻula maʻemaʻe a me nā ʻāpana uliuli e hui pū me sRGB.No laila aia kekahi hoʻonui ma mua o sRGB no nā wahi malu waena e like me cyan, melemele a me nā ʻalani.He koho kaulana kēia no ka poʻe i hoʻopau i ka paʻi ʻana i nā kiʻi a i ʻole kahi i hoʻopau ʻia ai kā lākou hana ʻana ma nā pāpaho kino ʻē aʻe.No ka mea hiki i kēia gamut ke hopu i nā aka saturated āu e ʻike ai ma ke ao maoli, makemake kekahi e hoʻohana i kēia wahi waihoʻoluʻu inā ʻaʻole lākou e pau i ka paʻi ʻana i kā lākou hana.He kūpono paha kēia no ka hana ʻana i ka ʻike e pili ana i 'nā hiʻohiʻona kūlohelohe' me nā mea e like me ka lau lush foliage, ka lani a i ʻole ka moana kai.ʻOiai ka lōʻihi o ka hoʻohana ʻia ʻana e nānā i ka maʻiʻo he gamut ākea ākea, hiki ke hauʻoli i kēlā mau kala keu.

ʻO DCI-P3 kahi wahi waihoʻoluʻu ʻokoʻa i wehewehe ʻia e ka hui Digital Cinema Initiatives (DCI).ʻO kēia ka pahuhopu kokoke i ka manaʻo o nā mea hoʻomohala HDR (High Dynamic Range).He ʻanuʻu waena maoli nō ia i kahi gamut ākea loa, Rec.2020, ʻo ka hapa nui o nā hōʻike e hāʻawi i ka uhi palena o.ʻAʻole ʻoluʻolu ka wahi waihoʻoluʻu e like me Adobe RGB no nā ʻōmaʻomaʻo a i ka uliuli akā hāʻawi i ka hoʻonui ʻana i ka ʻōmaʻomaʻo i ka ʻulaʻula a me ka uliuli i ka ʻāpana ʻulaʻula.Me nā ʻulaʻula maʻemaʻe, nā ʻalani a me nā ʻulaʻula.Hoʻopili ia i kahi ākea ākea o nā aka saturated mai ka honua maoli i nalowale mai sRGB.Ua kākoʻo nui ʻia ʻo ia ma mua o Adobe RGB, ʻo kekahi hapa no ka mea maʻalahi ke hoʻokō me nā ʻōnaehana backlighting 'exotic' liʻiliʻi a i ʻole nā ​​kumu kukui.Akā hāʻawi pū ʻia i ka kaulana o HDR a me ka hiki ke hoʻoikaika i kēlā ala.No kēia mau kumu, makemake ʻia ʻo DCI-P3 e kekahi e hana pū me ka wikiō SDR a me ka ʻike kiʻi a ʻaʻole wale ka ʻike HDR.

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Ka manawa hoʻouna: Nov-29-2022