{"id":10870,"date":"2026-01-10T02:16:48","date_gmt":"2026-01-09T18:16:48","guid":{"rendered":"https:\/\/blog.visual-paradigm.com\/vn\/how-to-adjust-audio-in-timeline\/"},"modified":"2026-01-10T02:16:48","modified_gmt":"2026-01-09T18:16:48","slug":"how-to-adjust-audio-in-timeline","status":"publish","type":"post","link":"https:\/\/blog.visual-paradigm.com\/vn\/how-to-adjust-audio-in-timeline\/","title":{"rendered":"L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh \u00e2m thanh tr\u00ean timeline"},"content":{"rendered":"<p><img alt=\"\" class=\"alignnone wp-image-21858\" decoding=\"async\" height=\"311\" loading=\"lazy\" sizes=\"auto, (max-width: 389px) 100vw, 389px\" src=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/12\/How-to-Adjust-Audio-in-Timeline.jpg\" srcset=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/12\/How-to-Adjust-Audio-in-Timeline.jpg 459w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/12\/How-to-Adjust-Audio-in-Timeline-300x240.jpg 300w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/12\/How-to-Adjust-Audio-in-Timeline-150x120.jpg 150w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/12\/How-to-Adjust-Audio-in-Timeline-400x320.jpg 400w\" width=\"389\"\/><\/p>\n<p>Trong l\u0129nh v\u1ef1c t\u1ea1o video, \u00e2m thanh \u0111\u00f3ng vai tr\u00f2 then ch\u1ed1t trong vi\u1ec7c \u0111\u1ecbnh h\u00ecnh tr\u1ea3i nghi\u1ec7m t\u1ed5ng th\u1ec3 c\u1ee7a ng\u01b0\u1eddi xem. \u0110\u1ec3 th\u1ef1c s\u1ef1 th\u00e0nh th\u1ea1o ngh\u1ec7 thu\u1eadt k\u1ec3 chuy\u1ec7n qua c\u00e1c video gi\u1ea3i th\u00edch ho\u1ea1t h\u00ecnh, vi\u1ec7c ki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c c\u00e1c y\u1ebfu t\u1ed1 \u00e2m thanh l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft. Trong b\u00e0i vi\u1ebft n\u00e0y, ch\u00fang t\u00f4i s\u1ebd kh\u00e1m ph\u00e1 chi ti\u1ebft v\u1ec1 c\u00e1ch \u0111i\u1ec1u ch\u1ec9nh \u00e2m thanh tr\u00ean timeline c\u1ee7a VP Animated Explainer. Kh\u01a1i d\u1eady s\u1ee9c m\u1ea1nh c\u1ee7a \u00e2m thanh \u0111\u1ec3 n\u00e2ng t\u1ea7m video c\u1ee7a b\u1ea1n v\u00e0 thu h\u00fat kh\u00e1n gi\u1ea3 v\u1edbi s\u1ef1 k\u1ebft h\u1ee3p ho\u00e0n h\u1ea3o gi\u1eefa nh\u1ea1c n\u1ec1n, l\u1eddi d\u1eabn v\u00e0 hi\u1ec7u \u1ee9ng \u00e2m thanh!<\/p>\n<h2>B\u1eaft \u0111\u1ea7u \u0111i\u1ec1u ch\u1ec9nh \u00e2m thanh<\/h2>\n<div class=\"epyt-video-wrapper\"><iframe allow=\"fullscreen; accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen=\"\" class=\"__youtube_prefs__ epyt-is-override no-lazyload\" data-no-lazy=\"1\" data-origheight=\"551\" data-origwidth=\"980\" data-skipgform_ajax_framebjll=\"\" height=\"551\" id=\"_ytid_75428\" loading=\"lazy\" src=\"https:\/\/www.youtube.com\/embed\/ieRDJCCsQvY?enablejsapi=1&amp;autoplay=0&amp;cc_load_policy=0&amp;cc_lang_pref=&amp;iv_load_policy=1&amp;loop=0&amp;modestbranding=0&amp;rel=1&amp;fs=1&amp;playsinline=0&amp;autohide=2&amp;theme=dark&amp;color=red&amp;controls=1&amp;\" title=\"YouTube player\" width=\"980\"><\/iframe><\/div>\n<p>Tr\u00ean timeline, ch\u00fang ta c\u00f3 th\u1ec3 t\u00ecm th\u1ea5y \u00e2m thanh, nh\u1ea5p chu\u1ed9t ph\u1ea3i v\u00e0o ch\u00fang v\u00e0 b\u1eaft \u0111\u1ea7u \u0111i\u1ec1u ch\u1ec9nh!<br \/>\nG\u1ee3i \u00fd: N\u1ebfu c\u00f3 qu\u00e1 nhi\u1ec1u y\u1ebfu t\u1ed1 tr\u00ean timeline, b\u1ea1n c\u00f3 th\u1ec3<a href=\"https:\/\/blog.visual-paradigm.com\/filter-element-in-timeline\/\">l\u1ecdc ch\u00fang<\/a>v\u00e0 t\u00ecm \u00e2m thanh nhanh ch\u00f3ng.<\/p>\n<p id=\"NFFSlph\"><img alt=\"\" class=\"alignnone size-full wp-image-21848\" decoding=\"async\" height=\"254\" loading=\"lazy\" sizes=\"auto, (max-width: 848px) 100vw, 848px\" src=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/12\/img_656ef233765d1.png\" srcset=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/12\/img_656ef233765d1.png 848w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/12\/img_656ef233765d1-300x90.png 300w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/12\/img_656ef233765d1-768x230.png 768w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/12\/img_656ef233765d1-150x45.png 150w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/12\/img_656ef233765d1-400x120.png 400w\" width=\"848\"\/><\/p>\n<h3>C\u1eaft \u00e2m thanh<\/h3>\n<p>Ch\u00fang ta c\u00f3 th\u1ec3 c\u1eaft \u00e2m thanh \u0111\u1ebfn ph\u1ea7n c\u1ea7n thi\u1ebft b\u1eb1ng c\u00e1ch di chuy\u1ec3n \u0111i\u1ec3m b\u1eaft \u0111\u1ea7u v\u00e0 \u0111i\u1ec3m k\u1ebft th\u00fac, \u0111\u1ed3ng th\u1eddi nh\u1eadp th\u1eddi gian b\u1eaft \u0111\u1ea7u v\u00e0 k\u1ebft th\u00fac. T\u00ednh n\u0103ng ph\u00e1t \u00e2m thanh \u0111\u00e3 c\u1eaft gi\u00fap ch\u00fang ta xem tr\u01b0\u1edbc r\u00f5 r\u00e0ng ph\u1ea7n \u00e2m thanh \u0111\u00e3 ch\u1ec9nh s\u1eeda.<\/p>\n<p id=\"DIWRMgb\"><img alt=\"\" class=\"alignnone size-full wp-image-21851\" decoding=\"async\" height=\"303\" loading=\"lazy\" sizes=\"auto, (max-width: 596px) 100vw, 596px\" src=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/12\/img_656ef2d77acf8.png\" srcset=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/12\/img_656ef2d77acf8.png 596w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/12\/img_656ef2d77acf8-300x153.png 300w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/12\/img_656ef2d77acf8-150x76.png 150w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/12\/img_656ef2d77acf8-400x203.png 400w\" width=\"596\"\/><\/p>\n<h3>\u0110i\u1ec1u ch\u1ec9nh s\u1ed1 l\u1ea7n ph\u00e1t<\/h3>\n<p>Ch\u00fang ta c\u00f3 th\u1ec3 \u0111\u1eb7t s\u1ed1 l\u1ea7n l\u1eb7p l\u1ea1i c\u1ee7a \u00e2m thanh t\u1eeb 1 \u0111\u1ebfn 10. \u0110i\u1ec1u n\u00e0y gi\u00fap ch\u00fang ta ki\u1ec3m so\u00e1t t\u1ed1t h\u01a1n vi\u1ec7c s\u1eed d\u1ee5ng \u00e2m thanh, \u0111\u1eb7c bi\u1ec7t l\u00e0 hi\u1ec7u \u1ee9ng \u00e2m thanh.<\/p>\n<p id=\"axvYYnC\"><img alt=\"\" class=\"alignnone size-full wp-image-21853\" decoding=\"async\" height=\"123\" loading=\"lazy\" sizes=\"auto, (max-width: 411px) 100vw, 411px\" src=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/12\/img_656ef39be93cf.png\" srcset=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/12\/img_656ef39be93cf.png 411w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/12\/img_656ef39be93cf-300x90.png 300w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/12\/img_656ef39be93cf-150x45.png 150w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/12\/img_656ef39be93cf-400x120.png 400w\" width=\"411\"\/><\/p>\n<h2>Chia t\u00e1ch t\u1ea1i \u0111\u1ea7u ph\u00e1t<\/h2>\n<p>Trong tr\u01b0\u1eddng h\u1ee3p b\u1ea1n mu\u1ed1n ch\u1ec9nh s\u1eeda \u00e2m thanh t\u1eebng ph\u1ea7n, ngo\u00e0i vi\u1ec7c c\u1eaft t\u1eebng ph\u1ea7n ri\u00eang bi\u1ec7t, b\u1ea1n c\u0169ng c\u00f3 th\u1ec3 ch\u1ecdn chia t\u00e1ch. \u00c2m thanh s\u1ebd \u0111\u01b0\u1ee3c c\u1eaft th\u00e0nh 2 ph\u1ea7n, v\u00e0 b\u1ea1n c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh ch\u00fang m\u1ed9t c\u00e1ch t\u1ef1 do.<\/p>\n<p><img alt=\"\" class=\"alignnone size-full wp-image-21855\" decoding=\"async\" height=\"240\" loading=\"lazy\" src=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/12\/split-audio.gif\" width=\"600\"\/><\/p>\n<h2>T\u1ea7m quan tr\u1ecdng c\u1ee7a \u00e2m thanh trong video c\u1ee7a b\u1ea1n<\/h2>\n<p>Vi\u1ec7c l\u1ef1a ch\u1ecdn c\u00e1c y\u1ebfu t\u1ed1 \u00e2m thanh ph\u00f9 h\u1ee3p l\u00e0 m\u1ed9t kh\u00eda c\u1ea1nh quan tr\u1ecdng trong qu\u00e1 tr\u00ecnh t\u1ea1o video. S\u1ef1 l\u1ef1a ch\u1ecdn nh\u1ea1c n\u1ec1n, l\u1eddi d\u1eabn v\u00e0 hi\u1ec7u \u1ee9ng \u00e2m thanh s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u00e1ng k\u1ec3 \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 hi\u1ec7u qu\u1ea3 t\u1ed5ng th\u1ec3 c\u1ee7a video b\u00ecnh lu\u1eadn ho\u1ea1t h\u00ecnh. Nh\u1ea5n m\u1ea1nh t\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c th\u00eam \u00e2m thanh ph\u00f9 h\u1ee3p \u0111\u1ec3 t\u1ea1o ra nh\u1eefng video truy\u1ec1n c\u1ea3m h\u1ee9ng s\u00e2u s\u1eafc \u0111\u1ebfn kh\u00e1n gi\u1ea3.<\/p>\n<ol>\n<li>T\u00e1c \u0111\u1ed9ng c\u1ea3m x\u00fac: Vi\u1ec7c l\u1ef1a ch\u1ecdn \u00e2m thanh ph\u00f9 h\u1ee3p, d\u00f9 l\u00e0 nh\u1ea1c n\u1ec1n, l\u1eddi d\u1eabn hay hi\u1ec7u \u1ee9ng \u00e2m thanh, s\u1ebd t\u0103ng c\u01b0\u1eddng t\u00e1c \u0111\u1ed9ng c\u1ea3m x\u00fac c\u1ee7a video gi\u1ea3i th\u00edch ho\u1ea1t h\u00ecnh c\u1ee7a b\u1ea1n. Nh\u1eefng y\u1ebfu t\u1ed1 \u00e2m thanh \u0111\u01b0\u1ee3c ch\u1ecdn l\u1ecdc k\u1ef9 l\u01b0\u1ee1ng c\u00f3 th\u1ec3 kh\u01a1i g\u1ee3i c\u1ea3m x\u00fac c\u1ee5 th\u1ec3, khi\u1ebfn n\u1ed9i dung c\u1ee7a b\u1ea1n tr\u1edf n\u00ean h\u1ea5p d\u1eabn v\u00e0 kh\u00f3 qu\u00ean h\u01a1n.<\/li>\n<li>N\u00e2ng cao ngh\u1ec7 thu\u1eadt k\u1ec3 chuy\u1ec7n: Nh\u1eefng y\u1ebfu t\u1ed1 \u00e2m thanh \u0111\u01b0\u1ee3c ch\u1ecdn \u0111\u00fang c\u00e1ch \u0111\u00f3ng vai tr\u00f2 nh\u01b0 m\u1ed9t c\u00f4ng c\u1ee5 k\u1ec3 chuy\u1ec7n, d\u1eabn d\u1eaft kh\u00e1n gi\u1ea3 qua c\u1ed1t truy\u1ec7n c\u1ee7a b\u1ea1n. Ch\u00fang l\u00e0m n\u1ed5i b\u1eadt c\u00e1c \u0111i\u1ec3m quan tr\u1ecdng, t\u1ea1o c\u1ea3m gi\u00e1c h\u1ed3i h\u1ed9p ho\u1eb7c cung c\u1ea5p t\u00edn hi\u1ec7u, g\u00f3p ph\u1ea7n t\u1ea1o n\u00ean m\u1ed9t tr\u1ea3i nghi\u1ec7m k\u1ec3 chuy\u1ec7n m\u1ea1ch l\u1ea1c v\u00e0 h\u1ea5p d\u1eabn.<\/li>\n<li>T\u00ednh nh\u1ea5t qu\u00e1n th\u01b0\u01a1ng hi\u1ec7u: C\u00e1c y\u1ebfu t\u1ed1 \u00e2m thanh gi\u00fap x\u00e2y d\u1ef1ng v\u00e0 duy tr\u00ec t\u00ednh nh\u1ea5t qu\u00e1n trong th\u01b0\u01a1ng hi\u1ec7u. Vi\u1ec7c l\u1ef1a ch\u1ecdn nh\u1ea1c n\u1ec1n ho\u1eb7c hi\u1ec7u \u1ee9ng \u00e2m thanh ph\u00f9 h\u1ee3p v\u1edbi t\u00ednh c\u00e1ch th\u01b0\u01a1ng hi\u1ec7u s\u1ebd g\u00f3p ph\u1ea7n t\u1ea1o n\u00ean m\u1ed9t \u0111\u1ecbnh danh m\u1ea1ch l\u1ea1c v\u00e0 d\u1ec5 nh\u1eadn bi\u1ebft trong to\u00e0n b\u1ed9 n\u1ed9i dung video c\u1ee7a b\u1ea1n.<\/li>\n<li>S\u1ef1 tham gia c\u1ee7a kh\u00e1n gi\u1ea3: M\u1ed9t s\u1ef1 k\u1ebft h\u1ee3p c\u00e2n b\u1eb1ng gi\u1eefa c\u00e1c y\u1ebfu t\u1ed1 \u00e2m thanh \u0111\u1ea3m b\u1ea3o s\u1ef1 tham gia c\u1ee7a kh\u00e1n gi\u1ea3. D\u00f9 l\u00e0 gi\u1ecdng n\u00f3i nh\u1eb9 nh\u00e0ng c\u1ee7a ng\u01b0\u1eddi d\u1eabn, b\u1ea3n nh\u1ea1c n\u1ec1n b\u1eaft tai hay hi\u1ec7u \u1ee9ng \u00e2m thanh \u1ea5n t\u01b0\u1ee3ng, \u00e2m thanh ph\u00f9 h\u1ee3p s\u1ebd gi\u1eef cho ng\u01b0\u1eddi xem \u0111\u1eafm ch\u00ecm trong n\u1ed9i dung c\u1ee7a b\u1ea1n.<\/li>\n<li>T\u00ednh kh\u1ea3 d\u1ee5ng: \u00c2m thanh chuy\u1ec3n v\u0103n b\u1ea3n th\u00e0nh l\u1eddi n\u00f3i (TTS) cung c\u1ea5p m\u1ed9t c\u00e1ch ti\u1ebfp c\u1eadn d\u1ec5 ti\u1ebfp c\u1eadn \u0111\u1ec3 truy\u1ec1n \u0111\u1ea1t th\u00f4ng tin. N\u00f3 ph\u1ee5c v\u1ee5 \u0111\u1ed1i t\u01b0\u1ee3ng kh\u00e1n gi\u1ea3 v\u1edbi nhi\u1ec1u s\u1edf th\u00edch kh\u00e1c nhau, gi\u00fap n\u1ed9i dung c\u1ee7a b\u1ea1n tr\u1edf n\u00ean bao h\u00e0m h\u01a1n v\u00e0 ti\u1ebfp c\u1eadn \u0111\u01b0\u1ee3c nhi\u1ec1u \u0111\u1ed1i t\u01b0\u1ee3ng h\u01a1n.<\/li>\n<\/ol>\n<p id=\"yCpYMZj\"><img alt=\"\" class=\"alignnone wp-image-21862\" decoding=\"async\" height=\"120\" loading=\"lazy\" sizes=\"auto, (max-width: 510px) 100vw, 510px\" src=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/12\/img_656fcc6880834.png\" srcset=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/12\/img_656fcc6880834.png 604w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/12\/img_656fcc6880834-300x71.png 300w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/12\/img_656fcc6880834-150x35.png 150w, https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2023\/12\/img_656fcc6880834-400x94.png 400w\" width=\"510\"\/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Trong l\u0129nh v\u1ef1c t\u1ea1o video, \u00e2m thanh \u0111\u00f3ng vai tr\u00f2 then ch\u1ed1t trong vi\u1ec7c \u0111\u1ecbnh h\u00ecnh tr\u1ea3i nghi\u1ec7m t\u1ed5ng th\u1ec3 c\u1ee7a ng\u01b0\u1eddi xem. \u0110\u1ec3 th\u1ef1c s\u1ef1 th\u00e0nh th\u1ea1o ngh\u1ec7 thu\u1eadt k\u1ec3 chuy\u1ec7n qua c\u00e1c video gi\u1ea3i th\u00edch ho\u1ea1t h\u00ecnh, vi\u1ec7c ki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c c\u00e1c y\u1ebfu t\u1ed1 \u00e2m thanh l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft. 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