{"id":44906,"date":"2021-04-20T21:58:16","date_gmt":"2021-04-20T12:58:16","guid":{"rendered":"https:\/\/www.charlezz.com\/?p=44906"},"modified":"2021-04-21T16:40:25","modified_gmt":"2021-04-21T07:40:25","slug":"rgb-hsv-yuv-%ec%83%89%ec%83%81-%eb%aa%a8%eb%8d%b8","status":"publish","type":"post","link":"https:\/\/charlezz.com\/?p=44906","title":{"rendered":"RGB, HSV, YUV \uc0c9\uacf5\uac04 \uc774\uc57c\uae30"},"content":{"rendered":"

\uc0c9\uacf5\uac04\uc740 \uc8fc\ub85c \uc138\uc790\ub9ac \ub610\ub294 \ub124\uc790\ub9ac\uc758 \uc22b\uc790 \ub610\ub294 \ubb38\uc790 \ub4f1\uc73c\ub85c \uc0c9\uc758 \ud2b9\uc9d5\uc744 \uc124\uba85\ud558\uae30 \uc704\ud55c \uc218\ud559\uc801 \ubc29\ubc95\uc774\ub2e4. \uac00\uc7a5 \ub9ce\uc774 \uc4f0\uc774\ub294 \uc0c9\uacf5\uac04\uc740 RGB, YUV, HSV \ub4f1\uc774 \uc788\ub2e4. \uac01 \uc0c9\uacf5\uac04\uc758 \ud2b9\uc9d5\uc5d0 \ub300\ud574\uc11c \uc54c\uc544\ubcf4\uc790.<\/p>\n

RGB<\/h1>\n

\"\"<\/a><\/p>\n

RGB\ub294 \ube5b\uc758 \uc0bc\uc6d0\uc0c9\uc778 \ube68\uac04\uc0c9(R), \ucd08\ub85d\uc0c9(G), \ud30c\ub791\uc0c9(B)\uc744 \uc758\ubbf8\ud558\uba70, \uc774 3\uac00\uc9c0 \uc0c9\uc744 \uac00\uc0b0\ud63c\ud569<\/strong>\ud558\uc5ec \uc0c9\uc744 \ud45c\ud604\ud558\ub294 \ubc29\uc2dd\uc774\ub2e4. \uac00\uc0b0\ud63c\ud569\uc740 \uc0c9\uc744 \uc11e\uc744\uc218\ub85d \ubc1d\uc544\uc9c0\ub294 \ud2b9\uc9d5\uc774 \uc788\ub2e4.\u00a0<\/p>\n

\"\"<\/a><\/p>\n

\uac00\uc0b0\ud63c\ud569\uc758 \uc6d0\ub9ac<\/p>\n<\/div>\n

RGB\ub294 \uc8fc\ub85c TV, \ubaa8\ub2c8\ud130, \uce74\uba54\ub77c \uc13c\uc11c\uc758 Bayer \ud544\ud130<\/a>, \ube44\ud2b8\ub9f5 \ub4f1\uc5d0\uc11c \uc0ac\uc6a9\ub41c\ub2e4.<\/p>\n

\"\"<\/a><\/p>\n

RGB\uc0c9\uc0c1\uc744 \ud68c\uc0c9\uc870(Grayscale)\ub85c \ubcc0\ud658\ud558\uae30 \uc704\ud574\uc11c\ub294 \ub2e4\uc74c\uc758 \uacf5\uc2dd\uc744 \uc0ac\uc6a9\ud55c\ub2e4.<\/p>\n

Y = 0.299R + 0.587G + 0.114B<\/pre>\n
\ud68c\uc0c9\uc870\ub85c \uc0c9\uc0c1\uc744 \ubcc0\ud658\ud558\uba74 \uc0c9\uc0c1\uc815\ubcf4\ub294 \uc190\uc2e4\ub418\uc9c0\ub9cc \ub370\uc774\ud130 \uc800\uc7a5\uc6a9\ub7c9\uc774 \uac10\uc18c\ud558\uace0, \ucc98\ub9ac\uc18d\ub3c4\ub294 \ud5a5\uc0f9\ub418\uc5b4 \uc601\uc0c1\ucc98\ub9ac\ubd84\uc57c\uc5d0\uc11c \ub9ce\uc774 \uc0ac\uc6a9\ub41c\ub2e4.<\/p>\n
HSV<\/h1>\n
\"\"<\/a> \"\"<\/a><\/p>\n
HSV\ub294 Hue, Saturation, Value\uc758 \uc57d\uc790\ub85c \uc704\uc758 \uadf8\ub9bc\uacfc \uac19\uc774 \uc6d0\uae30\ub465 \ub610\ub294 \uc6d0\ubfd4 \ubaa8\uc591\uc73c\ub85c \ud45c\ud604\ud55c\ub2e4.<\/p>\n
H : \uc0c9\uc0c1, \uc0c9\uc758 \uc885\ub958\r\nS : \ucc44\ub3c4, \uc0c9\uc758 \ud0c1\ud558\uace0 \uc120\uba85\ud55c \uc815\ub3c4\r\nV : \uba85\ub3c4, \ube5b\uc758 \ubc1d\uae30.<\/pre>\n
\uc0c9\uc0c1(H)\uc740 0~360\ub3c4\uc758 \ubc94\uc704\ub97c \uac16\uc9c0\ub9cc, 8\ube44\ud2b8 \ubc94\uc704\ub0b4\uc5d0\uc11c \ud45c\ud604\ud560 \ub54c\ub294 0~255\uae4c\uc9c0\ubc16\uc5d0 \ud45c\ud604\ud558\uc9c0 \ubabb\ud558\uae30 \ub54c\ubb38\uc5d0 H\uac12\uc744 0~179\ubc94\uc704\ub0b4\ub85c \ud45c\ud604\ud55c\ub2e4.\u00a0<\/p>\n
\ucc44\ub3c4(S)\ub294 \ud2b9\uc815\ud55c \uc0c9\uc0c1\uc758 \uac00\uc7a5 \uc9c4\ud55c \uc0c1\ud0dc\ub97c 8\ube44\ud2b8\ub85c \ud45c\ud604\ud560 \ub54c 255\ub85c \ub098\ud0c0\ub0b4\uba70 \uc0c9\uc0c1\uc758 \uc9c4\ud568 \uc815\ub3c4\ub97c \ub098\ud0c0\ub0b8\ub2e4. 0\uc774\uba74 \uac19\uc740 \uba85\ub3c4\uc758 \ubb34\ucc44\uc0c9\uc744 \ub098\ud0c0\ub0b8\ub2e4.<\/p>\n
\uba85\ub3c4(V)\ub294 \ubc1d\uc740 \uc815\ub3c4\ub97c \ub098\ud0c0\ub0b4\uba70 \ud770\uc0c9\uc774 255\uba74 \uac80\uc740\uc0c9\uc740 0\uc774\ub2e4.<\/p>\n
\uc704\uc758 \uadf8\ub9bc\uc5d0\uc11c \uc6d0\ubfd4\ubaa8\ud615\uc740 \uc6d0\uae30\ub465 \ubaa8\ud615\ubcf4\ub2e4 \ud604\uc2e4\uc801\uc73c\ub85c \uc218\uc815\ud55c \ubc84\uc804\uc778\ub370. \uba85\ub3c4 0%\ub294 \uc624\uc801 \uac80\uc815\uc0c9\ub9cc\uc744 \uc758\ubbf8\ud558\uae30 \ub54c\ubb38\uc5d0 \ub2e8 \ud558\ub098\uc758 \uc810\uc73c\ub85c \ud45c\ud604\ub418\uba70 \uc6d0\ubfd4\uc758 \uaf2d\uc9d3\uc810\uc5d0 \ud574\ub2f9\ud558\uae30 \ub54c\ubb38\uc774\ub2e4.<\/p>\n
YUV<\/h1>\n
\"\"<\/a><\/p>\n
Y\uac12\uc774 0.5\uc77c \ub54c\uc758 CbCr\uac12\uc5d0 \ub530\ub978 \uc0c9\uc0c1 \ud45c\ud604<\/p>\n<\/div>\n
\"\"<\/a><\/p>\n
YCbCr \uc0c9 \uacf5\uac04\uc744 \uac00\uc2dc\ud654<\/p>\n<\/div>\n
\uc0c9\uc744 \ud45c\ud604\ud560 \ub54c \uac00\uc7a5 \uc9c1\uad00\uc801\uc774\uba70 \uc77c\ubc18\uc801\uc778\uac83\uc774 RGB\uc9c0\ub9cc, \ubaa8\ub4e0 \uac83\uc744 RGB\ub85c \ucc98\ub9ac\ud558\uae30\uc5d0\ub294 \ub370\uc774\ud130\uac00 \ub108\ubb34 \ub9ce\uace0 \ucc98\ub9ac\ud558\uae30 \ubc84\uac81\ub2e4. \uadf8\ub798\uc11c \uace0\uc548\ud55c\uac8c YUV \uc0c9\uacf5\uac04\uc774\ub2e4.\u00a0<\/p>\n
YUV\ub294 \uc778\uac04\uc758 \uc2dc\uac01 \uccb4\uacc4\uc5d0\uc11c \uc2dc\uc791\ud55c \uac1c\ub150\uc73c\ub85c, \uc0ac\ub78c\ub208\uc5d0 \ubbfc\uac10\ud55c \ud718\ub3c4(\ubc1d\uae30)\uc131\ubd84\uacfc \uc0c1\ub300\uc801\uc73c\ub85c \ub35c \ubbfc\uac10\ud55c \uc0c9\uc0c1 \uc131\ubd84\uc73c\ub85c \ubd84\ub9ac\ud55c\ub2e4.\u00a0<\/p>\n
\nY\ub294 \ubc1d\uae30\ub97c \uc758\ubbf8\ud558\uba70, U\ub294 \ud30c\ub791\uc0c9 \uc131\ubd84\uc5d0\uc11c \ubc1d\uae30\uac12\uc744 \ube80\uac83\uc774\uace0, V\ub294 \ube68\uac15\uc0c9 \uc131\ubd84\uc5d0\uc11c \ubc1d\uae30\uac12\uc744 \ube80\uac83\uc774\ub2e4.<\/p>\n
Y = \ubc1d\uae30\r\nU = \ud30c\ub791\uc0c9 - \ubc1d\uae30\r\nV = \ube68\uac15\uc0c9 - \ubc1d\uae30<\/pre>\n
\ud754\ud788 YUV\ub97c \uc804\uc1a1\ubc29\uc2dd\uc5d0 \ub530\ub77c YCbCr \ub610\ub294 YPrPb\ub85c \ub098\ub208\ub2e4. \uc218\ud559\uc801\uc73c\ub85c\ub294 \ub3d9\uc77c\ud558\ub098 YPbPr\uc740 \uc544\ub0a0\ub85c\uadf8 \ubc29\uc2dd \ubc29\uc2dd\uc77c \ub54c \uc0ac\uc6a9\ud558\uace0, YCbCr\uc740 \ub514\uc9c0\ud138\uc77c \ub54c \uc0ac\uc6a9\ud55c\ub2e4. \uc6b0\ub9ac\uac00 \uc2e4\uc0dd\ud65c\uc5d0\uc11c \uc0ac\uc6a9\ud558\ub294\uac83\uc740 \ub514\uc9c0\ud138\uac1c\ub150\uc801\uc778 YCbCr\uc774\uba70 YUV\uc640\ub294 \uc5c4\ubc00\ud788 \ub530\uc9c0\uba74 \ucc28\uc774\uac00 \uc788\uc9c0\ub9cc \uac1c\ub150\uc801\uc73c\ub85c \uc720\uc0ac\ud558\uba70, \uc6a9\uc5b4\ub97c \ud63c\uc6a9\ud574\uc11c \uc0ac\uc6a9\ud558\ub294 \uacbd\uc6b0\uac00 \ub9ce\ub2e4. (\uadf8\ub7ec\ubbc0\ub85c \ubcf4\ud1b5\uc758 \uacbd\uc6b0 YUV = YCbCr\uc774\ub77c\uace0 \uc0dd\uac01\ud558\uba74 \ud3b8\ud558\ub2e4.)<\/p>\n
\uc77c\ubc18\uc801\uc778 YUV <-> RGB \ubcc0\ud658 \uacf5\uc2dd\uc740 \ub2e4\uc74c\uacfc \uac19\ub2e4.<\/p>\n
\"\"<\/a><\/p>\n
\"\"<\/a><\/p>\n
\uc5b4\ub5a0\ud55c \uc774\ubbf8\uc9c0\ub97c Y, Cr, Cb \uc131\ubd84\uc73c\ub85c \ub098\ub204\uc5b4\uc11c \uc0b4\ud3b4\ubcf4\uba74 \ub2e4\uc74c\uacfc \uac19\uc774 \ubcf4\uc778\ub2e4.<\/p>\n
\"\"<\/a><\/p>\n
YUV\uc758 \ub4f1\uc7a5 \ubc30\uacbd<\/h2>\n
\"\"<\/a><\/p>\n
\ud751\ubc31 TV\ub9cc \uc788\ub358 \uc2dc\uc808, \ubc29\uc1a1\uad6d\uc5d0\uc11c\ub294 \ud718\ub3c4\uac12(Y)\ub9cc \uc1a1\ucd9c\ud558\uace0 \uac00\uc815\uc5d0 \uc788\ub294 TV \ube0c\ub77c\uc6b4\uad00\uc5d0\uc11c\ub294 \uc774\ub97c \uc218\uc2e0\ud558\uc5ec \ud45c\ud604\ud588\ub2e4. \ud558\uc9c0\ub9cc \uc2dc\uac04\uc774 \ud758\ub7ec \uceec\ub7ec TV\uac00 \ub4f1\uc7a5\ud588\uace0, \uceec\ub7ecTV\ub97c \uc704\ud55c \uc2e0\ud638\ub97c \ub530\ub85c \uc1a1\ucd9c\ud574\uc57c \ud588\ub2e4. RGB\uac12\ub9cc \uc1a1\ucd9c\ud558\uba74 \uae30\uc874 \ud751\ubc31 TV\uac00 \ud638\ud658\uc774 \uc548\ub418\uae30 \ub54c\ubb38\uc5d0, RGB\uac12\uacfc Y\uac12\uc744 \ub3d9\uc2dc\uc5d0 \uc1a1\ucd9c\ud574\uc57c \ud558\ub294\ub370 \uc774\ub7f4\ub824\uba74 \uc778\ud504\ub77c\ub97c \uc0c8\ub85c \uad6c\ucd95\ud574\uc57c\ud558\uae30 \ub54c\ubb38\uc5d0 \ube44\uc6a9\uc774 \ub9ce\uc774 \ub4e4\uac8c \ub41c\ub2e4.<\/p>\n
 <\/p>\n
\"\"<\/a><\/p>\n
\uadf8\ub798\uc11c \uace0\uc548\ud55c \uac83\uc774 \ud751\ubc31\uc2e0\ud638(Y)\uc5d0 \uc0c9\ucc28\uc815\ubcf4(UV)\ub97c \ub07c\uc6cc\ub123\ub294 \uac83\uc774\uc600\ub2e4. \ud751\ubc31 \ube44\ub514\uc624 \uc2e0\ud638\uc640 \uc624\ub514\uc624 \uc2e0\ud638 \uc0ac\uc774\uc5d0 \uceec\ub7ec \ubd80\ubc18\uc1a1\ud30c(Color Sub-Carrier)\ub97c \ub07c\uc6cc \ub123\ub294 \uac83\uc73c\ub85c \ud574\uacb0\uc774 \ub418\ub294\uac00 \uc2f6\uc5c8\uc73c\ub098, \uc74c\uc131 \ubc18\uc1a1\ud30c\uac00 \uceec\ub7ec \ubd80\ubc18\uc1a1\ud30c\uc640 \uc0c1\ud638 \uac04\uc12d\ud558\uba74 \ub178\uc774\uc988\uac00 \ub208\uc5d0 \ubcf4\uc774\uac8c \ub418\ub294 \ubb38\uc81c\uac00 \uc0dd\uaca8, \uc1a1\ucd9c\ud558\ub294 \ud504\ub808\uc784\uc218\ub97c \uc904\uc774\uae30(drop)\ub85c \uacb0\uc815\ud588\ub2e4. \uadf8\ub798\uc11c \ud751\ubc31 TV\ub294 30Frame\/sec\ub85c \uc804\uc1a1\ub418\uc9c0\ub9cc \uceec\ub7ecTV\ub294 29.97Frame\/sec\ub85c \uacc4\uc0b0\ub41c\ub2e4.<\/p>\n","protected":false},"excerpt":{"rendered":"
\uc0c9\uacf5\uac04\uc740 \uc8fc\ub85c \uc138\uc790\ub9ac \ub610\ub294 \ub124\uc790\ub9ac\uc758 \uc22b\uc790 \ub610\ub294 \ubb38\uc790 \ub4f1\uc73c\ub85c \uc0c9\uc758 \ud2b9\uc9d5\uc744 \uc124\uba85\ud558\uae30 \uc704\ud55c \uc218\ud559\uc801 \ubc29\ubc95\uc774\ub2e4. \uac00\uc7a5 \ub9ce\uc774 \uc4f0\uc774\ub294 \uc0c9\uacf5\uac04\uc740 RGB, YUV, HSV \ub4f1\uc774 \uc788\ub2e4. \uac01 \uc0c9\uacf5\uac04\uc758 \ud2b9\uc9d5\uc5d0 \ub300\ud574\uc11c \uc54c\uc544\ubcf4\uc790. RGB RGB\ub294 \ube5b\uc758 \uc0bc\uc6d0\uc0c9\uc778 \ube68\uac04\uc0c9(R), \ucd08\ub85d\uc0c9(G), \ud30c\ub791\uc0c9(B)\uc744 \uc758\ubbf8\ud558\uba70, \uc774 3\uac00\uc9c0 \uc0c9\uc744 \uac00\uc0b0\ud63c\ud569\ud558\uc5ec \uc0c9\uc744 \ud45c\ud604\ud558\ub294 \ubc29\uc2dd\uc774\ub2e4. \uac00\uc0b0\ud63c\ud569\uc740 \uc0c9\uc744 \uc11e\uc744\uc218\ub85d \ubc1d\uc544\uc9c0\ub294 \ud2b9\uc9d5\uc774 \uc788\ub2e4.\u00a0 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"inline_featured_image":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0},"categories":[24],"tags":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/charlezz.com\/index.php?rest_route=\/wp\/v2\/posts\/44906"}],"collection":[{"href":"https:\/\/charlezz.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/charlezz.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/charlezz.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/charlezz.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=44906"}],"version-history":[{"count":3,"href":"https:\/\/charlezz.com\/index.php?rest_route=\/wp\/v2\/posts\/44906\/revisions"}],"predecessor-version":[{"id":44965,"href":"https:\/\/charlezz.com\/index.php?rest_route=\/wp\/v2\/posts\/44906\/revisions\/44965"}],"wp:attachment":[{"href":"https:\/\/charlezz.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=44906"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/charlezz.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=44906"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/charlezz.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=44906"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}