{"id":8815,"date":"2022-10-25T17:17:23","date_gmt":"2022-10-25T09:17:23","guid":{"rendered":"https:\/\/blog.visual-paradigm.com\/vn\/?p=8815"},"modified":"2022-10-25T17:17:32","modified_gmt":"2022-10-25T09:17:32","slug":"toi-nen-su-dung-png-hay-jpg","status":"publish","type":"post","link":"https:\/\/blog.visual-paradigm.com\/vn\/should-i-use-png-or-jpg\/","title":{"rendered":"T\u00f4i n\u00ean s\u1eed d\u1ee5ng PNG hay JPG?"},"content":{"rendered":"<p>Khi ch\u00fang t\u00f4i t\u1ea1o, ch\u00fang t\u00f4i th\u01b0\u1eddng c\u1ea7n th\u00eam h\u00ecnh \u1ea3nh v\u00e0o \u0111\u00f3.\u00a0C\u00e1c \u0111\u1ecbnh d\u1ea1ng h\u00ecnh \u1ea3nh ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 JPG v\u00e0 PNG.\u00a0trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, ch\u00fang ta ph\u1ea3i t\u00ecm hi\u1ec3u th\u00eam v\u1ec1 hai \u0111\u1ecbnh d\u1ea1ng n\u00e0y v\u00e0 ch\u1ecdn \u0111\u00fang khi t\u1ea1o.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-11373\" title=\"T\u00f4i n\u00ean s\u1eed d\u1ee5ng PNG hay JPG?\" src=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/08\/JPG-or-PNG-Page-1-1.png\" alt=\"T\u00f4i n\u00ean s\u1eed d\u1ee5ng PNG hay JPG?\" width=\"460\" height=\"270\" \/><\/p>\n<h1><span id=\"Understand_more_about_the_image_format\">Hi\u1ec3u th\u00eam v\u1ec1 \u0111\u1ecbnh d\u1ea1ng h\u00ecnh \u1ea3nh<\/span><\/h1>\n<h2><span id=\"What_is_JPG\">JPG l\u00e0 g\u00ec?<\/span><\/h2>\n<p>JPG, hi\u1ec7n c\u00f2n \u0111\u01b0\u1ee3c \u0111\u1eb7t t\u00ean l\u00e0 JPEG, l\u00e0 t\u00ean vi\u1ebft t\u1eaft c\u1ee7a Joint Photographic Experts Group.\u00a0JPEG th\u01b0\u1eddng h\u1ed7 tr\u1ee3 n\u00e9n 10: 1 m\u00e0 kh\u00f4ng b\u1ecb nh\u00f2e.\u00a0\u0110\u00e2y l\u00e0 \u0111\u1ecbnh d\u1ea1ng h\u00ecnh \u1ea3nh k\u1ef9 thu\u1eadt s\u1ed1 ph\u1ed5 bi\u1ebfn nh\u1ea5t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ng\u00e0y nay.<\/p>\n<h2><span id=\"What_is_PNG\">PNG l\u00e0 g\u00ec?<\/span><\/h2>\n<p>PNG l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a Portable Network Graphics, h\u1ed7 tr\u1ee3 thay \u0111\u1ed5i \u0111\u1ed9 trong su\u1ed1t v\u00e0 h\u00ecnh \u1ea3nh d\u1ef1a tr\u00ean b\u1ea3ng m\u00e0u.\u00a0N\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 n\u00e9n d\u1eef li\u1ec7u kh\u00f4ng m\u1ea5t d\u1eef li\u1ec7u, do \u0111\u00f3 ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a n\u00f3 s\u1ebd t\u01b0\u01a1ng \u0111\u1ed1i cao h\u01a1n.\u00a0N\u00f3 \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n \u0111\u1ec3 thay th\u1ebf GIF.\u00a0v\u00ec n\u00f3 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 s\u1eed d\u1ee5ng \u0111\u1ec3 chuy\u1ec3n \u0111\u1ed5i h\u00ecnh \u1ea3nh qua internet, kh\u00f4ng ph\u1ea3i \u0111\u1ec3 in, n\u00ean n\u00f3 kh\u00f4ng h\u1ed7 tr\u1ee3 kh\u00f4ng gian m\u00e0u kh\u00f4ng ph\u1ea3i RGB.<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-11374\" src=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/08\/JPG-or-PNG-Page-2-1.png\" alt=\"\" width=\"219\" height=\"182\" \/>\u00a0\u00a0<img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-11376\" src=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/08\/JPG-or-PNG-Copy-of-Page-2-1.png\" alt=\"\" width=\"219\" height=\"182\" \/><\/p>\n<h1><span id=\"Comparison_between_JPG_and_PNG\">So s\u00e1nh gi\u1eefa JPG v\u00e0 PNG<\/span><\/h1>\n<h2><span id=\"Compression_vs_File_Size\">N\u00e9n so v\u1edbi k\u00edch th\u01b0\u1edbc t\u1ec7p<\/span><\/h2>\n<p>Nh\u01b0 \u0111\u00e3 \u0111\u1ec1 c\u1eadp \u1edf tr\u00ean, PNG h\u1ed7 tr\u1ee3 n\u00e9n d\u1eef li\u1ec7u kh\u00f4ng m\u1ea5t d\u1eef li\u1ec7u, trong khi JPG c\u00f3 th\u1ec3 l\u00e0m m\u1ea5t m\u1ed9t s\u1ed1 ch\u1ea5t l\u01b0\u1ee3ng h\u00ecnh \u1ea3nh.\u00a0Trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, k\u00edch th\u01b0\u1edbc t\u1ec7p c\u1ee7a h\u00ecnh \u1ea3nh PNG s\u1ebd l\u1edbn h\u01a1n k\u00edch th\u01b0\u1edbc c\u1ee7a JPG.\u00a0L\u00e0 m\u1ed9t \u0111i\u1ec3m quan tr\u1ecdng n\u1ebfu c\u00f3 gi\u1edbi h\u1ea1n v\u1ec1 k\u00edch th\u01b0\u1edbc c\u1ee7a h\u00ecnh \u1ea3nh.<\/p>\n<h2><span id=\"Transparency\">Minh b\u1ea1ch<\/span><\/h2>\n<p>Ch\u1ec9 PNG h\u1ed7 tr\u1ee3 ki\u1ec3m so\u00e1t \u0111\u1ed9 trong su\u1ed1t c\u1ee7a h\u00ecnh \u1ea3nh.\u00a0JPG c\u1ea7n ph\u1ea3i c\u00f3 m\u00e0u c\u01a1 b\u1ea3n \u0111\u1ec3 n\u00f3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn vi\u1ec7c s\u1eed d\u1ee5ng n\u00f3 trong c\u00e1c m\u1ee5c \u0111\u00edch kh\u00e1c nhau, ch\u1eb3ng h\u1ea1n nh\u01b0 thi\u1ebft k\u1ebf, v\u00ec m\u00e0u n\u1ec1n c\u00f3 th\u1ec3 kh\u00f4ng ph\u00f9 h\u1ee3p v\u1edbi thi\u1ebft k\u1ebf.\u00a0M\u1eb7t kh\u00e1c, PNG h\u1ed7 tr\u1ee3 n\u1ec1n trong su\u1ed1t \u0111\u1ec3 n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u01b0u tr\u1eef c\u00e1c y\u1ebfu t\u1ed1 s\u1eafc n\u00e9t v\u00e0 c\u1ee5 th\u1ec3, c\u00f3 th\u1ec3 \u0111\u1eb7t tr\u1ef1c ti\u1ebfp tr\u00ean n\u1ec1n kh\u00e1c nhau m\u00e0 kh\u00f4ng c\u1ea7n xu\u1ea5t b\u1ea3n th\u00eam tr\u00ean n\u1ec1n.<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-11381\" src=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/08\/JPG-or-PNG-Page-3-1.png\" alt=\"\" width=\"504\" height=\"238\" \/><\/p>\n<p>&nbsp;<\/p>\n<h1><span id=\"When_should_we_use_JPG_or_PNG\">Khi n\u00e0o ch\u00fang ta n\u00ean s\u1eed d\u1ee5ng JPG ho\u1eb7c PNG<\/span><\/h1>\n<h2><span id=\"When_to_use_JPG\">Khi n\u00e0o s\u1eed d\u1ee5ng JPG<\/span><\/h2>\n<ul>\n<li><strong>\u1ea2nh th\u1eadt<\/strong>\u00a0&#8211; Khi n\u00e9n \u1ea3nh JPG, s\u1ebd c\u00f3 m\u1ed9t ch\u00fat nh\u00f2e nho nh\u1ecf, v\u00e0 s\u1ef1 nh\u00f2e \u0111\u00f3 l\u00e0m cho c\u00e1c \u0111\u01b0\u1eddng gi\u1eefa v\u1eadt th\u1ec3 v\u00e0 h\u1eadu c\u1ea3nh b\u1ecb m\u1edd h\u01a1n, do \u0111\u00f3 h\u00ecnh \u1ea3nh ch\u00e2n th\u1ef1c h\u01a1n.<\/li>\n<li><strong>K\u00edch th\u01b0\u1edbc t\u1ec7p gi\u1edbi h\u1ea1n<\/strong>\u00a0&#8211; N\u1ebfu c\u00f3 gi\u1edbi h\u1ea1n \u0111\u1ed1i v\u1edbi h\u00ecnh \u1ea3nh \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u, th\u00ec JPG nh\u1ecf h\u01a1n c\u00f3 th\u1ec3 gi\u00fap ch\u00fang t\u00f4i ki\u1ec3m so\u00e1t k\u00edch th\u01b0\u1edbc t\u1ec7p c\u1ee7a thi\u1ebft k\u1ebf.\u00a0Ngo\u00e0i ra, k\u00edch th\u01b0\u1edbc t\u1ec7p c\u0169ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn th\u1eddi gian t\u1ea3i h\u00ecnh \u1ea3nh, v\u00ec v\u1eady vi\u1ec7c s\u1eed d\u1ee5ng JPG c\u00f3 th\u1ec3 gi\u1ea3m th\u1eddi gian t\u1ea3i, c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n tr\u1ea3i nghi\u1ec7m khi \u0111\u1ecdc ph\u01b0\u01a1ng ti\u1ec7n nh\u01b0 trang web ho\u1eb7c \u1ee9ng d\u1ee5ng.<\/li>\n<li><strong>Kh\u00f4ng gian m\u00e0u<\/strong>\u00a0&#8211; Nh\u01b0 \u0111\u00e3 \u0111\u1ec1 c\u1eadp \u1edf tr\u00ean, PNG kh\u00f4ng h\u1ed7 tr\u1ee3 CMYK, l\u00e0 kh\u00f4ng gian m\u00e0u ph\u1ed5 bi\u1ebfn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 in.\u00a0Do \u0111\u00f3, vui l\u00f2ng s\u1eed d\u1ee5ng JPG thay v\u00ec PNG khi ch\u00fang t\u00f4i chu\u1ea9n b\u1ecb t\u00e0i li\u1ec7u \u0111\u1ec3 in.<\/li>\n<\/ul>\n<h2><span id=\"When_to_use_PNG\">Khi n\u00e0o s\u1eed d\u1ee5ng PNG<\/span><\/h2>\n<ul>\n<li><strong>T\u00ednh trong su\u1ed1t l\u00e0 c\u1ea7n thi\u1ebft<\/strong>\u00a0&#8211; N\u1ebfu ch\u00fang ta mu\u1ed1n l\u01b0u tr\u1eef c\u00e1c ph\u1ea7n t\u1eed ho\u1eb7c c\u00e1c t\u00e1c ph\u1ea9m c\u01a1 s\u1edf \u0111\u1ed3 h\u1ecda, s\u1ef1 trong su\u1ed1t s\u1ebd gi\u00fap \u00edch r\u1ea5t nhi\u1ec1u khi thi\u1ebft k\u1ebf h\u00ecnh \u1ea3nh.\u00a0Trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, ch\u1ecdn L\u01b0u d\u01b0\u1edbi d\u1ea1ng PNG c\u00f3 th\u1ec3 gi\u00fap ch\u00fang t\u00f4i l\u01b0u h\u00ecnh \u1ea3nh v\u1edbi n\u1ec1n trong su\u1ed1t.<\/li>\n<li><strong>C\u1ea7n c\u00f3 \u1ea5n b\u1ea3n<\/strong>\u00a0&#8211; V\u00ec PNG h\u1ed7 tr\u1ee3 n\u00e9n d\u1eef li\u1ec7u kh\u00f4ng m\u1ea5t d\u1eef li\u1ec7u n\u00ean ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a h\u00ecnh \u1ea3nh s\u1ebd kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng sau khi \u1ea5n b\u1ea3n li\u00ean t\u1ee5c.<\/li>\n<\/ul>\n<h1><span id=\"More_about_JPG_and_PNG\">Th\u00eam v\u1ec1 JPG v\u00e0 PNG<\/span><\/h1>\n<h3><span id=\"Storing_animation\">L\u01b0u tr\u1eef ho\u1ea1t \u1ea3nh<\/span><\/h3>\n<p>C\u1ea3 JPG v\u00e0 PNG \u0111\u1ec1u kh\u00f4ng h\u1ed7 tr\u1ee3 l\u01b0u \u1ea3nh \u0111\u1ed9ng.\u00a0M\u1eb7c d\u00f9 PNG \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n \u0111\u1ec3 thay th\u1ebf GIF nh\u01b0ng n\u00f3 kh\u00f4ng h\u1ed7 tr\u1ee3 \u1ea3nh \u0111\u1ed9ng nh\u01b0 GIF, h\u1ed7 tr\u1ee3 \u1ea3nh \u0111\u1ed9ng ng\u1eafn v\u00e0 \u0111\u1ed9 ph\u00e2n gi\u1ea3i th\u1ea5p, n\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong thi\u1ebft k\u1ebf web.\u00a0D\u1ef1a tr\u00ean PNG, APNG \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n \u0111\u1ec3 l\u01b0u c\u00e1c h\u00ecnh \u1ea3nh \u0111\u1ed9ng.\u00a0N\u00f3 c\u0169ng h\u1ed7 tr\u1ee3 l\u01b0u \u1ea3nh \u0111\u1ed9ng v\u1edbi n\u1ec1n trong su\u1ed1t, \u0111i\u1ec1u m\u00e0 GIF kh\u00f4ng th\u1ec3 l\u00e0m \u0111\u01b0\u1ee3c.\u00a0M\u1eb7c d\u00f9 ng\u00e0y c\u00e0ng c\u00f3 nhi\u1ec1u ph\u1ea7n m\u1ec1m v\u00e0 tr\u00ecnh duy\u1ec7t h\u1ed7 tr\u1ee3 vi\u1ec7c s\u1eed d\u1ee5ng APNG, n\u00f3 \u00edt \u0111\u01b0\u1ee3c tri\u1ec3n khai h\u01a1n JPG v\u00e0 PNG.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-11386\" src=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/08\/JPG-or-PNG-Page-5-1.png\" alt=\"\" width=\"223\" height=\"164\" \/><\/p>\n<p>&nbsp;<\/p>\n<h1><span id=\"VP_Online_PDF_editor_support_both_JPG_and_PNG\">VP ch\u1ec9nh s\u1eeda PDF tr\u1ef1c tuy\u1ebfn h\u1ed7 tr\u1ee3 c\u1ea3 JPG v\u00e0 PNG<\/span><\/h1>\n<p>V\u00ec JPG v\u00e0 PNG ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c t\u00ecnh hu\u1ed1ng kh\u00e1c nhau.\u00a0Trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, \u0111i\u1ec1u quan tr\u1ecdng l\u00e0 c\u00f4ng c\u1ee5 h\u1ed7 tr\u1ee3 c\u1ea3 hai \u0111\u1ecbnh d\u1ea1ng h\u00ecnh \u1ea3nh, trong khi VP Online c\u00f3 th\u1ec3 l\u00e0m \u0111\u01b0\u1ee3c \u0111i\u1ec1u \u0111\u00f3!\u00a0Th\u00f4ng qua Tr\u00ecnh ch\u1ec9nh s\u1eeda\u00a0<a href=\"https:\/\/online.visual-paradigm.com\/online-pdf-editor\/\">PDF tr\u1ef1c tuy\u1ebfn m\u00f4 h\u00ecnh tr\u1ef1c quan<\/a>\u00a0, ch\u00fang t\u00f4i c\u00f3 th\u1ec3 ch\u00e8n h\u00ecnh \u1ea3nh JPG v\u00e0 PNG theo nhu c\u1ea7u c\u1ee7a m\u00ecnh.\u00a0H\u00e3y th\u1eed n\u00f3 ngay b\u00e2y gi\u1edd!<\/p>\n<p>Trong tr\u00ecnh ch\u1ec9nh s\u1eeda PDF, ch\u00e8n h\u00ecnh \u1ea3nh b\u1eb1ng n\u00fat \u1edf b\u00ean tr\u00e1i.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-11388\" src=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/08\/cap-Time-0_00_5318aedgszdeg.jpg\" alt=\"\" width=\"407\" height=\"271\" \/><\/p>\n<p>Sau \u0111\u00f3, ch\u00fang t\u00f4i c\u00f3 th\u1ec3 nh\u1eadp h\u00ecnh \u1ea3nh v\u00e0o tr\u00ecnh ch\u1ec9nh s\u1eeda c\u1ee7a m\u00ecnh theo c\u00e1ch ch\u00fang t\u00f4i mu\u1ed1n, bao g\u1ed3m c\u1ea3 JPG v\u00e0 PNG.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-11389 \" src=\"https:\/\/blog.visual-paradigm.com\/wp-content\/uploads\/2022\/08\/Pasted-12.png\" width=\"602\" height=\"453\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Khi ch\u00fang t\u00f4i t\u1ea1o, ch\u00fang t\u00f4i th\u01b0\u1eddng c\u1ea7n th\u00eam h\u00ecnh \u1ea3nh v\u00e0o \u0111\u00f3.\u00a0C\u00e1c \u0111\u1ecbnh d\u1ea1ng h\u00ecnh \u1ea3nh ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 JPG v\u00e0 PNG.\u00a0trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, ch\u00fang ta ph\u1ea3i t\u00ecm hi\u1ec3u th\u00eam v\u1ec1 hai \u0111\u1ecbnh d\u1ea1ng n\u00e0y v\u00e0 ch\u1ecdn \u0111\u00fang khi t\u1ea1o. Hi\u1ec3u th\u00eam v\u1ec1 \u0111\u1ecbnh d\u1ea1ng h\u00ecnh \u1ea3nh JPG l\u00e0 g\u00ec? JPG, hi\u1ec7n [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":8817,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_lmt_disableupdate":"","_lmt_disable":"","footnotes":""},"categories":[49],"tags":[],"class_list":["post-8815","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-pdf-editing","loop-entry","clr"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>T\u00f4i n\u00ean s\u1eed d\u1ee5ng PNG hay JPG? - Visual Paradigm Blog<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/blog.visual-paradigm.com\/vn\/should-i-use-png-or-jpg\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"T\u00f4i n\u00ean s\u1eed d\u1ee5ng PNG hay JPG? - Visual Paradigm Blog\" \/>\n<meta property=\"og:description\" content=\"Khi ch\u00fang t\u00f4i t\u1ea1o, ch\u00fang t\u00f4i th\u01b0\u1eddng c\u1ea7n th\u00eam h\u00ecnh \u1ea3nh v\u00e0o \u0111\u00f3.\u00a0C\u00e1c \u0111\u1ecbnh d\u1ea1ng h\u00ecnh \u1ea3nh ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 JPG v\u00e0 PNG.\u00a0trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, ch\u00fang ta ph\u1ea3i t\u00ecm hi\u1ec3u th\u00eam v\u1ec1 hai \u0111\u1ecbnh d\u1ea1ng n\u00e0y v\u00e0 ch\u1ecdn \u0111\u00fang khi t\u1ea1o. 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