{"id":652,"date":"2023-05-22T09:00:25","date_gmt":"2023-05-22T02:00:25","guid":{"rendered":"https:\/\/ladigi.vn\/t\/?p=652"},"modified":"2023-05-21T16:24:17","modified_gmt":"2023-05-21T09:24:17","slug":"huong-dan-lam-tron-cac-duong-vien-trong-photoshop","status":"publish","type":"post","link":"https:\/\/ladigi.vn\/t\/huong-dan-lam-tron-cac-duong-vien-trong-photoshop\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn l\u00e0m tr\u01a1n c\u00e1c \u0111\u01b0\u1eddng vi\u1ec1n trong Photoshop."},"content":{"rendered":"
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M\u1ed9t trong nh\u1eefng ch\u1ec9nh s\u1eeda h\u00ecnh \u1ea3nh \u0111\u1ea7u ti\u00ean m\u00e0 b\u1ea1n mu\u1ed1n l\u00e0m ch\u1ee7 l\u00e0 gh\u00e9p hai h\u00ecnh \u1ea3nh l\u1ea1i v\u1edbi nhau. Theo \u0111\u00f3, c\u00e1c b\u1ea1n s\u1ebd ph\u1ea3i h\u1ecdc c\u00e1ch ch\u1ecdn m\u1ed9t h\u00ecnh \u1ea3nh, lo\u1ea1i b\u1ecf ph\u1ea7n n\u1ec1n, c\u0169ng nh\u01b0 l\u00e0m m\u1ecbn c\u00e1c c\u1ea1nh c\u1ee9ng c\u1ee7a v\u00f9ng ch\u1ecdn \u0111\u00f3 \u0111\u1ec3 l\u00e0m h\u00ecnh \u1ea3nh tr\u00f4ng t\u1ef1 nhi\u00ean h\u01a1n.<\/p>\n

Photoshop CC 2018 s\u1ebd gi\u00fap th\u1ef1c hi\u1ec7n vi\u1ec7c n\u00e0y b\u1eb1ng t\u00ednh n\u0103ng Select and Mask<\/strong> \u0111\u01b0\u1ee3c c\u1ea3i ti\u1ebfn. \u0110\u00e2y l\u00e0 c\u00e1ch Select and Mask<\/strong> c\u00f3 th\u1ec3 gi\u00fap ch\u1ecdn nhanh & l\u00e0m m\u1ecbn c\u00e1c c\u1ea1nh c\u1ee7a v\u00f9ng ch\u1ecdn trong Photoshop.<\/p>\n

C\u00e1ch tr\u00edch xu\u1ea5t \u1ea3nh b\u1eb1ng Select and Mask<\/h2>\n

T\u00f9y ch\u1ecdn Select and Mask<\/strong> m\u1edbi trong th\u1ef1c \u0111\u01a1n s\u1ebd \u0111\u01b0a b\u1ea1n cho \u0111\u1ebfn m\u1ed9t kh\u00f4ng gian l\u00e0m vi\u1ec7c ri\u00eang & cung c\u1ea5p c\u00e1c t\u00ednh n\u0103ng \u0111i\u1ec1u khi\u1ec3n \u0111\u1ec3 ho\u00e0n thi\u1ec7n b\u1ea5t k\u1ec3 v\u00f9ng ch\u1ecdn n\u00e0o. Kh\u00f4ng gian l\u00e0m vi\u1ec7c c\u0169ng thay th\u1ebf h\u1ed9p tho\u1ea1i Refine Edge<\/strong> trong c\u00e1c phi\u00ean b\u1ea3n tr\u01b0\u1edbc c\u1ee7a Photoshop:<\/p>\n

1. M\u1edf h\u00ecnh \u1ea3nh trong Photoshop CC 2018.<\/p>\n

2. \u0110i t\u1edbi Select > Select And Mask<\/strong>.<\/p>\n

B\u1ea1n c\u00f3 th\u1ec3 x\u1eed d\u1ee5ng Ctrl + Alt + R<\/strong> (Windows) ho\u1eb7c Cmd + Option + R<\/strong> (Mac) l\u00e0m ph\u00edm t\u1eaft. Ho\u1eb7c ch\u1ecdn m\u1ed9t c\u00f4ng c\u1ee5 Selection<\/strong> nh\u01b0 Quick Selection, Magic Wand<\/strong> ho\u1eb7c Lasso<\/strong>, sau \u0111\u00f3 b\u1ea5m Select And Mask<\/strong> trong thanh Options<\/strong> tr\u00ean \u0111\u1ea7u.<\/p>\n

3. Hi\u1ec7n gi\u1edd, giao di\u1ec7n ng\u01b0\u1eddi x\u1eed d\u1ee5ng Select and Mask<\/strong> s\u1ebd gi\u00fap t\u1ea1o ra c\u00e1c v\u00f9ng ch\u1ecdn ch\u1ee7 \u0111\u1ea1o x\u00e1c v\u1edbi c\u00e1c c\u00f4ng c\u1ee5 \u1edf b\u00ean tr\u00e1i. B\u1ea3ng \u0111i\u1ec1u khi\u1ec3n Properties<\/strong> b\u00ean ph\u1ea3i s\u1ebd gi\u00fap tinh ch\u1ec9nh v\u00f9ng ch\u1ecdn \u0111\u00f3 h\u01a1n n\u1eefa.<\/p>\n

\"B\u1ea3ng<\/p>\n

4. C\u00e1c t\u00f9y ch\u1ecdn View mode<\/strong> (v\u00ed d\u1ee5 Onion skin<\/strong> ho\u1eb7c Overlay)<\/strong> s\u1ebd gi\u00fap xem tr\u01b0\u1edbc v\u00f9ng ch\u1ecdn & t\u00e1ch n\u00f3 kh\u1ecfi n\u1ec1n. D\u00f9ng thanh tr\u01b0\u1ee3t Opacity<\/strong> \u0111\u1ec3 xem c\u00e1c g\u00ec c\u1ea7n th\u00eam ho\u1eb7c lo\u1ea1i tr\u1eeb kh\u1ecfi v\u00f9ng ch\u1ecdn.<\/p>\n

\"S\u1eed<\/p>\n

5 Ch\u1ecdn brush Quick Selection<\/strong> t\u1eeb b\u1ea3ng \u0111i\u1ec1u khi\u1ec3n Tools<\/strong> & b\u1ea5m chu\u1ed9t k\u00e9o qua khu v\u1ef1c mu\u1ed1n ch\u1ecdn (Kh\u00f4ng c\u1ea7n ph\u1ea3i qu\u00e1 ch\u1ee7 \u0111\u1ea1o x\u00e1c v\u00ec Refine Edge<\/strong> s\u1ebd x\u1eed l\u00fd ph\u1ea7n c\u00f2n l\u1ea1i).<\/p>\n

6. C\u00f4ng c\u1ee5 Refine Edge<\/strong> gi\u00fap g\u1ed3m c\u00f3 c\u00e1c v\u00f9ng m\u1edd nh\u01b0 t\u00f3c ho\u1eb7c l\u00f4ng. D\u00f9ng c\u00e1c ph\u00edm ngo\u1eb7c [ ]<\/strong> \u0111\u1ec3 t\u0103ng & gi\u1ea3m k\u00edch th\u01b0\u1edbc brush khi th\u1ef1c hi\u1ec7n c\u00e1c v\u00f9ng ch\u1ecdn.<\/p>\n

\"S\u1eed<\/p>\n

7. D\u00f9ng c\u00f4ng c\u1ee5 Brush<\/strong> \u0111\u1ec3 c\u1ea3i thi\u1ec7n v\u00f9ng ch\u1ecdn. Ch\u1ebf \u0111\u1ed9 Add and Subtract<\/strong> cho ph\u00e9p ki\u1ec3m so\u00e1t nh\u1eefng g\u00ec mu\u1ed1n ch\u1ecdn ho\u1eb7c b\u1ecf qua.<\/p>\n

\u0110\u1ed1i v\u1edbi nhi\u1ec1u h\u00ecnh \u1ea3nh, b\u1ea1n c\u0169ng c\u00f3 th\u1ec3 d\u1eebng l\u1ea1i n\u01a1i \u0111\u00e2y. Nh\u01b0ng 4 seting Global Refinement<\/strong> c\u0169ng c\u00f3 th\u1ec3 t\u1ea1o ch\u1ec9 n\u00ean \u0111i\u1ec1u di\u1ec7u k\u1ef3 & l\u00e0m cho v\u00f9ng ch\u1ecdn c\u00f3 ch\u1ea5t l\u01b0\u1ee3ng t\u1ed1t h\u01a1n. H\u00e3y th\u1eed 4 thanh tr\u01b0\u1ee3t n\u00e0y \u0111\u1ec3 l\u00e0m m\u1ecbn c\u00e1c c\u1ea1nh c\u1ee7a h\u00ecnh \u1ea3nh:<\/p>\n

\"4<\/p>\n

    \n
  • Smooth:<\/strong> Hi\u1ec3n th\u1ecb m\u1ed9t \u0111\u01b0\u1eddng outline m\u01b0\u1ee3t m\u00e0 h\u01a1n cho v\u00f9ng ch\u1ecdn.<\/li>\n
  • Feather:<\/strong> L\u00e0m m\u1ec1m ti\u1ebfn tr\u00ecnh chuy\u1ec3n \u0111\u1ed5i gi\u1eefa v\u00f9ng ch\u1ecdn & n\u1ec1n.<\/li>\n
  • Contrast:<\/strong> Khi t\u0103ng thanh tr\u01b0\u1ee3t n\u00e0y, hi\u1ec7u \u1ee9ng chuy\u1ec3n ti\u1ebfp c\u1ea1nh m\u1ec1m tr\u1edf th\u00e0nh s\u1eafc n\u00e9t h\u01a1n.<\/li>\n
  • Shift Edge:<\/strong> Di chuy\u1ec3n c\u1ea1nh v\u00f9ng ch\u1ecdn m\u1ec1m v\u00e0o trong ho\u1eb7c ra ngo\u00e0i \u0111\u1ec3 lo\u1ea1i b\u1ecf c\u00e1c pixel kh\u00f4ng mong mu\u1ed1n.<\/li>\n<\/ul>\n

    Khi \u0111\u00e3 ho\u00e0n t\u1ea5t, \u0111i cho \u0111\u1ebfn Output to.<\/strong> Nh\u1ea5p v\u00e0o t\u00f9y ch\u1ecdn th\u00edch h\u1ee3p cho v\u00f9ng ch\u1ecdn. B\u1ea5m OK<\/strong> & Photoshop \u0111\u01b0a b\u1ea1n quay v\u1ec1 kh\u00f4ng gian l\u00e0m vi\u1ec7c ch\u1ee7 \u0111\u1ea1o.<\/p>\n

    Ch\u00fac b\u1ea1n th\u1ef1c hi\u1ec7n th\u00e0nh c\u00f4ng!<\/p>\n<\/div>\n

    C\u00e1ch m\u00e0m m\u1ecbn vi\u1ec1n v\u00f9ng ch\u1ecdn t\u00f9y ch\u1ec9nh b\u1eb1ng Photoshop<\/h2>\n