{"id":187,"date":"2011-02-02T04:35:05","date_gmt":"2011-02-02T04:35:05","guid":{"rendered":"http:\/\/www.dientoan.us\/?p=187"},"modified":"2018-06-19T11:06:06","modified_gmt":"2018-06-19T11:06:06","slug":"cach-k%e1%ba%bft-h%e1%bb%a3p-mau-s%e1%ba%afc-t%e1%bb%ab-cac-hinh-%e1%ba%a3nh-khac-nhau","status":"publish","type":"post","link":"http:\/\/www.dientoan.us\/?p=187","title":{"rendered":"C\u00e1ch k\u1ebft h\u1ee3p m\u00e0u s\u1eafc t\u1eeb c\u00e1c h\u00ecnh \u1ea3nh kh\u00e1c nhau"},"content":{"rendered":"
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T\u00f3m t\u1eaft<\/u>: B\u00e0i sau \u0111\u00e2y h\u01b0\u1edbng d\u1eabn c\u00e1ch k\u1ebft h\u1ee3p m\u00e0u s\u1eafc t\u1eeb c\u00e1c h\u00ecnh \u1ea3nh c\u00f3 k\u00edch th\u01b0\u1edbc v\u00e0 \u0111\u1ed9 s\u00e1ng kh\u00e1c nhau t\u1ed5ng h\u1ee3p th\u00e0nh m\u1ed9t b\u1ee9c h\u00ecnh m\u1edbi ch\u1ee9a c\u00e1c m\u00e0u s\u1eafc ch\u00ednh c\u00f3 trong h\u00ecnh nguy\u00ean th\u1ee7y trung h\u00f2a v\u1edbi m\u00e0u ch\u1ecdn l\u00e0m n\u1ec1n h\u00ecnh m\u1edbi \u0111\u1ec3 m\u00e0u s\u1eafc \u0111\u01b0\u1ee3c h\u00e0i h\u00f2a t\u1ef1 nhi\u00ean kh\u00f4ng b\u1ecb t\u01b0\u01a1ng ph\u1ea3n.<\/div>\n

D\u00f9ng hai h\u00ecnh m\u1eabu aodai.1.jpg v\u00e0 aodai.2.jpg d\u01b0\u1edbi \u0111\u00e2y c\u00f3 m\u00e0u s\u1eafc t\u01b0\u01a1ng ph\u1ea3n kh\u00e1c nhau. T\u00f3c ng\u01b0\u1eddi m\u1eabu b\u00ean tr\u00e1i c\u00f3 \u00e1nh m\u00e0u xanh d\u01b0\u01a1ng \u0111\u1eadm v\u00e0 n\u00e9t m\u1eb7t tr\u1eafng s\u00e1ng. Ng\u01b0\u1eddi m\u1eabu trong h\u00ecnh b\u00ean ph\u1ea3i \u0111\u1ee9ng trong b\u00f3ng m\u00e1t n\u00ean m\u1eb7t h\u01a1i t\u1ed1i v\u00e0 c\u00f3 \u00e1nh m\u00e0u n\u00e2u (color cast) do b\u1ee9c t\u01b0\u1eddng ph\u1ea3n chi\u1ebfu.<\/p>\n

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Khi s\u1eeda v\u00e0 r\u00e1p h\u00ecnh 1 v\u00e0o h\u00ecnh 2, n\u00ean \u0111\u1ec3 \u00fd \u0111\u1ebfn nh\u1eefng chi ti\u1ebft hay g\u1eb7p sau \u0111\u00e2y. K\u00edch th\u01b0\u1edbc h\u00ecnh 1 l\u1edbn h\u01a1n n\u00ean c\u1ea7n ph\u1ea3i thay \u0111\u1ed5i t\u1ec9 l\u1ec7 (Edit.Transform. Scale) \u0111\u1ec3 hai khu\u00f4n m\u1eb7t c\u00f3 k\u00edch th\u01b0\u1edbc ngang c\u1ee1 nhau. D\u00f9ng c\u00e1c \u0111\u01b0\u1eddng k\u1ebb ngang v\u00e0 d\u1ecdc \u0111\u1ec3 \u0111\u00e1nh d\u1ea5u v\u1ecb tr\u00ed v\u00e0 k\u00edch th\u01b0\u1edbc khu\u00f4n m\u1eb7t ng\u01b0\u1eddi m\u1eabu trong h\u00ecnh 2 nh\u01b0 sau.<\/p>\n

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B\u1ea5m chu\u1ed9t tr\u00e1i ch\u1ecdn h\u00ecnh 1 v\u00e0 k\u00e9o b\u1ecf v\u00e0o h\u00ecnh 2 \u0111\u1ec3 t\u1ea1o ra m\u1ed9t l\u1edbp ch\u1ee9a m\u1edbi. Ng\u01b0\u1eddi m\u1eabu \u0111\u1ea7u h\u01a1i nghi\u00eang v\u1ec1 m\u1ed9t b\u00ean n\u00ean sau khi thu nh\u1ecf h\u00ecnh 1, n\u00ean quay ng\u01b0\u1ee3c chi\u1ec1u kim \u0111\u1ed3ng h\u1ed3 (Edit.Transform. Rotate) \u0111\u1ec3 \u0111\u1ea7u ng\u01b0\u1eddi m\u1eabu trong h\u00ecnh 1 c\u0169ng h\u01a1i nghi\u00eang c\u00f9ng chi\u1ec1u nh\u01b0 trong h\u00ecnh 2. Nh\u1edb t\u1ea1m th\u1eddi \u0111\u1ed5i \u0111\u1ed9 m\u1edd (opacity) c\u1ee7a l\u1edbp ch\u1ee9a h\u00ecnh 1 xu\u1ed1ng kho\u1ea3ng 50-60% \u0111\u1ec3 d\u1ec5 so s\u00e1nh k\u00edch th\u01b0\u1edbc v\u00e0 \u0111\u1ecbnh h\u01b0\u1edbng c\u1ee7a v\u1ecb tr\u00ed \u0111\u1eb7t h\u00ecnh r\u00e1p.<\/p><\/div>\n

\nT\u1ea1o ra m\u1ed9t b\u1ea3n sao c\u1ee7a l\u1edbp ch\u1ee9a h\u00ecnh 1 v\u00e0 \u0111\u1ed5i ph\u00e9p tr\u1ed9n m\u00e0u (layer mode) th\u00e0nh Multiply (to\u00e1n nh\u00e2n). C\u00e1c \u0111i\u1ec3m m\u00e0u trong b\u1ea3n sao sau khi b\u1ecb \u0111\u1ed5i m\u00e0u s\u1ebd \u0111\u01b0\u1ee3c tr\u1ed9n v\u1edbi m\u00e0u s\u1eafc nguy\u00ean th\u1ee7y c\u1ee7a l\u1edbp ch\u1ee9a h\u00ecnh 1 n\u1eb1m b\u00ean d\u01b0\u1edbi. Ch\u1ecdn Hue\/Saturation, nh\u1edb \u0111\u1ec3 m\u00f3c Colorize (\u0111\u1ed5i m\u00e0u). \u0110\u1ed5i \u0111\u1ed9 b\u00e3o h\u00f2a (Saturation) v\u00e0 \u0111\u1ed9 s\u00e1ng (Lightness) cho t\u1edbi khi m\u00e0u s\u1eafc tr\u00f4ng gi\u1ed1ng m\u00e0u khu\u00f4n m\u1eb7t h\u00ecnh 2 m\u1eb7c d\u00f9 t\u00f3c v\u00e0 c\u00e1c chi ti\u1ebft kh\u00e1c v\u1eabn c\u00f3 \u00e1nh m\u00e0u c\u1ee7a b\u1ee9c h\u00ecnh nguy\u00ean th\u1ee7y.<\/p>\n
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Multiply mode Levels to adjust the midtone\n<\/p><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"

T\u00f3m t\u1eaft: B\u00e0i sau \u0111\u00e2y h\u01b0\u1edbng d\u1eabn c\u00e1ch k\u1ebft h\u1ee3p m\u00e0u s\u1eafc t\u1eeb c\u00e1c h\u00ecnh \u1ea3nh c\u00f3 k\u00edch th\u01b0\u1edbc v\u00e0 \u0111\u1ed9 s\u00e1ng kh\u00e1c nhau t\u1ed5ng h\u1ee3p th\u00e0nh m\u1ed9t b\u1ee9c h\u00ecnh m\u1edbi ch\u1ee9a c\u00e1c m\u00e0u s\u1eafc ch\u00ednh c\u00f3 trong h\u00ecnh nguy\u00ean … \u0110\u1ecdc ti\u1ebfp →<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[29],"tags":[],"_links":{"self":[{"href":"http:\/\/www.dientoan.us\/index.php?rest_route=\/wp\/v2\/posts\/187"}],"collection":[{"href":"http:\/\/www.dientoan.us\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.dientoan.us\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.dientoan.us\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.dientoan.us\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=187"}],"version-history":[{"count":0,"href":"http:\/\/www.dientoan.us\/index.php?rest_route=\/wp\/v2\/posts\/187\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.dientoan.us\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=187"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.dientoan.us\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=187"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.dientoan.us\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=187"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}