{"id":1462,"date":"2013-11-16T23:39:13","date_gmt":"2013-11-16T23:39:13","guid":{"rendered":"http:\/\/www.dientoan.us\/?p=1462"},"modified":"2019-08-07T21:19:21","modified_gmt":"2019-08-07T21:19:21","slug":"xao-thuat-chuyen-hinh-bang-chu-viet","status":"publish","type":"post","link":"http:\/\/www.dientoan.us\/?p=1462","title":{"rendered":"B\u00e0i 53: X\u1ea3o thu\u1eadt chuy\u1ec3n h\u00ecnh b\u1eb1ng ch\u1eef vi\u1ebft"},"content":{"rendered":"

T\u00f3m t\u1eaft<\/u>: B\u00e0i sau \u0111\u00e2y h\u01b0\u1edbng d\u1eabn th\u1ef1c t\u1eadp c\u00e1ch t\u1ea1o ra x\u1ea3o thu\u1eadt ch\u1eef vi\u1ebft d\u00f9ng \u0111\u1ec3 chuy\u1ec3n ti\u1ebfp (transition) t\u1eeb \u0111o\u1ea1n phim n\u00e0y sang \u0111o\u1ea1n phim kh\u00e1c.<\/div>
\n1.1. Nh\u1edb b\u1ea5m v\u00e0o s\u1ed1 c\u1ee7a n\u00fat h\u00ecnh c\u00f3 d\u1ea5u hi\u1ec7u ch\u1eef AB \u0111\u1ec3 \u0111\u1ed5i th\u1eddi gian chuy\u1ec3n ti\u1ebfp c\u1ee7a \u0111o\u1ea1n phim \u0111ang ch\u1ecdn (current slide) th\u00e0nh 0 v\u00ec s\u1ebd kh\u00f4ng d\u00f9ng \u0111\u1ebfn.<\/p>\n

1.2. \u0110\u1eb7t hai \u0111o\u1ea1n phim m\u1eabu DemNayAiDuaEmVe.5.mpg (8 gi\u00e2y) v\u00e0 DemNayAiDuaEmVe.9.mpg (9 gi\u00e2y) trong c\u00f9ng m\u1ed9t h\u00ecnh (slide) nh\u01b0ng \u1edf hai l\u1edbp ch\u1ee9a kh\u00e1c nhau (d\u00f9ng Add to show hay b\u1ea5m d\u1ea5u + trong khung Layers, sau khi b\u1ea5m n\u00fat Layers).<\/p>\n

\u0110\u1ed5i th\u1eddi gian c\u1ee7a h\u00ecnh th\u00e0nh 15 gi\u00e2y v\u00ec t\u1ed5ng s\u1ed1 th\u1eddi gian c\u1ee7a hai \u0111o\u1ea1n phim l\u00e0 8+9=17 gi\u00e2y b\u1ecf 2 gi\u00e2y chung \u0111\u1ec3 chuy\u1ec3n h\u00ecnh (17-2=15 gi\u00e2y). D\u00f9ng keyframes \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh ch\u00ednh x\u00e1c th\u1eddi \u0111i\u1ec3m xu\u1ea5t hi\u1ec7n v\u00e0 ch\u1ea5m d\u1ee9t c\u1ee7a m\u1ed7i \u0111o\u1ea1n phim. Key frames cho DemNayAiDuaEmVe.5 \u0111\u1eb7t t\u1ea1i 0 v\u00e0 6 gi\u00e2y. Key frames cho DemNayAiDuaEmVe.9 \u0111\u1eb7t t\u1ea1i 6 v\u00e0 15 gi\u00e2y.\n<\/p><\/div>\n

\n1.3. \u0110\u1eb7t h\u00ecnh m\u1eabu 0.DemNayAiDuaEmVe.TextMask.jpg v\u00e0o m\u1ed9t l\u1edbp ch\u1ee9a m\u1edbi d\u00f9ng l\u00e0m m\u1eb7t n\u1ea1 (mask). Ch\u00e9p DemNayAiDuaEmVe.5.mpg d\u00f9ng Duplicate Layer \u0111\u1ec3 phim ti\u1ebfp t\u1ee5c k\u00e9o d\u00e0i v\u00e0 d\u00f9ng chung v\u1edbi m\u1eb7t n\u1ea1 m\u1edbi t\u1ea1o ra.<\/p>\n

Th\u1eddi gian chuy\u1ec3n ti\u1ebfp kh\u00f4ng n\u00ean \u0111\u1ec3 d\u00e0i h\u01a1n 4 gi\u00e2y, chia \u0111\u1ec1u ra l\u00e0m hai ph\u1ea7n: 2 gi\u00e2y chuy\u1ec3n ti\u1ebfp ch\u1ea5m d\u1ee9t phim tr\u01b0\u1edbc v\u00e0 2 gi\u00e2y chuy\u1ec3n ti\u1ebfp \u0111\u1ec3 b\u1eaft \u0111\u1ea7u phim sau. Keyframe 1 (t\u1ea1i 6 gi\u00e2y): PanX, -315. PanY, 0. ZoomX, 1500%. ZoomY, 200%. Keyframe 2 (t\u1ea1i 10 gi\u00e2y): PanX, 0. PanY, 30. Zoom, 10%.
\nB\u1ea5m d\u1ea5u + trong khung Keyframes \u0111\u1ec3 t\u1ea1o ra keyframe m\u1edbi.<\/p>\n

L\u00fd do thay \u0111\u1ed5i k\u00edch th\u01b0\u1edbc c\u1ee7a h\u00ecnh (Zoom) l\u00e0 \u0111\u1ec3 h\u00ecnh ch\u1eef \u0110 trong ch\u1eef \u0110\u01b0a t\u1edbi g\u1ea7n chi\u1ebfm h\u1ebft m\u00e0n \u1ea3nh. Sau \u0111\u00f3 ch\u1eef \u0110 thu nh\u1ecf l\u1ea1i th\u00e0nh d\u00f2ng ch\u1eef \u0110\u00eam Nay Ai \u0110\u01b0a Em V\u1ec1 trong khi phim th\u1ee9 hai hi\u1ec7n ra.<\/p>\n

1.4. H\u00e0ng ch\u1eef \u0110\u00eam Nay Ai \u0110\u01b0a Em V\u1ec1 v\u00ec \u0111\u00f3ng vai tr\u00f2 m\u1eb7t n\u1ea1 s\u1ebd cho th\u1ea5y phim DemNayAiDuaEmVe.5.mpg tr\u00ean m\u1eb7t ch\u1eef v\u00e0 DemNayAiDuaEmVe.9.mpg b\u00ean ngo\u00e0i m\u1eb7t ch\u1eef.<\/p>\n

1.5. \u0110\u1eb7t th\u00eam m\u1ed9t Keyframe t\u1ea1i 12 gi\u00e2y \u0111\u1ec3 \u0111\u1ed5i \u0111\u1ed9 m\u1edd c\u1ee7a ch\u1eef t\u1eeb 100% xu\u1ed1ng 0% trong 3 gi\u00e2y ch\u00f3t.<\/p>\n

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C\u00e1ch t\u1ea1o ra x\u1ea3o thu\u1eadt ch\u1eef vi\u1ebft d\u00f9ng \u0111\u1ec3 chuy\u1ec3n ti\u1ebfp t\u1eeb \u0111o\u1ea1n phim n\u00e0y sang \u0111o\u1ea1n phim kh\u00e1c. \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\/1462"}],"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=1462"}],"version-history":[{"count":0,"href":"http:\/\/www.dientoan.us\/index.php?rest_route=\/wp\/v2\/posts\/1462\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.dientoan.us\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1462"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.dientoan.us\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1462"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.dientoan.us\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1462"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}