{"id":9607,"date":"2023-12-17T13:44:38","date_gmt":"2023-12-17T04:44:38","guid":{"rendered":"https:\/\/chat-messenger.com\/?p=9607"},"modified":"2026-06-13T11:14:07","modified_gmt":"2026-06-13T02:14:07","slug":"luu-luong-truy-cap-mang-hoi-nghi-web","status":"publish","type":"post","link":"https:\/\/chat-messenger.com\/vi\/manual\/videoconference_voicecall\/webconferences-networktraffic","title":{"rendered":"L\u01b0u l\u01b0\u1ee3ng truy c\u1eadp m\u1ea1ng h\u1ed9i ngh\u1ecb tr\u00ean web"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Tr\u00f2 chuy\u1ec7n &amp; Nh\u1eafn tin <a href=\"https:\/\/chat-messenger.com\/vi\/thu-cong\/cuoc-goi-thoai-hoi-nghi-video\/su-dung-hoi-nghi-web\/\" data-type=\"post\" data-id=\"5391\" target=\"_blank\" rel=\"noreferrer noopener\">H\u1ed9i th\u1ea3o tr\u00ean web<\/a> Ch\u00fang t\u00f4i s\u1ebd gi\u1ea3i th\u00edch l\u01b0\u1ee3ng l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp s\u1ebd \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng cho b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn trung t\u00e2m n\u1ed9i b\u1ed9 trong t\u1ed5 ch\u1ee9c khi vi\u1ec7c n\u00e0y \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/chat-messenger.com\/wp-content\/uploads\/2024\/12\/image-10.png\" alt=\"\" class=\"wp-image-11422\" width=\"499\" height=\"399\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u00c2m thanh\/Camera<\/strong>\u30fbB\u1ea3ng so s\u00e1nh chia s\u1ebb t\u00e0i li\u1ec7u<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Khi h\u1ed9i ngh\u1ecb web \u0111\u01b0\u1ee3c t\u1ed5 ch\u1ee9c, l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp sau s\u1ebd \u0111\u01b0\u1ee3c t\u1ea1o tr\u00ean b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn trung t\u00e2m n\u1ed9i b\u1ed9, v.v.<\/p>\n\n\n\n<figure class=\"wp-block-table is-style-regular\"><table><thead><tr><th>S\u1ed1 l\u01b0\u1ee3ng ng\u01b0\u1eddi d\u00f9ng (<strong>\u0110\u01a1n v\u1ecb: Mbps<\/strong> (Gi\u00e1 tr\u1ecb trung b\u00ecnh)<\/th><th class=\"has-text-align-right\" data-align=\"right\"><strong>5<\/strong><\/th><th class=\"has-text-align-right\" data-align=\"right\"><strong>10<\/strong><\/th><th class=\"has-text-align-right\" data-align=\"right\">20<\/th><th class=\"has-text-align-right\" data-align=\"right\">50<\/th><th class=\"has-text-align-right\" data-align=\"right\">100<\/th><th class=\"has-text-align-right\" data-align=\"right\">150<\/th><\/tr><\/thead><tbody><tr><td><strong>ch\u1ec9 c\u00f3 \u00e2m thanh<\/strong><\/td><td class=\"has-text-align-right\" data-align=\"right\">1.5<\/td><td class=\"has-text-align-right\" data-align=\"right\">5.0<\/td><td class=\"has-text-align-right\" data-align=\"right\">14.0<\/td><td class=\"has-text-align-right\" data-align=\"right\"><\/td><td class=\"has-text-align-right\" data-align=\"right\"><\/td><td class=\"has-text-align-right\" data-align=\"right\"><\/td><\/tr><tr><td><strong>\u00c2m thanh\/Camera<\/strong><\/td><td class=\"has-text-align-right\" data-align=\"right\">3.0<\/td><td class=\"has-text-align-right\" data-align=\"right\">8.0<\/td><td class=\"has-text-align-right\" data-align=\"right\">26.0<\/td><td class=\"has-text-align-right\" data-align=\"right\"><\/td><td class=\"has-text-align-right\" data-align=\"right\"><\/td><td class=\"has-text-align-right\" data-align=\"right\"><\/td><\/tr><tr><td><strong>Ch\u1ec9 c\u00f3 gi\u1ecdng n\u00f3i v\u00e0 t\u00e0i li\u1ec7u c\u1ee7a 1 ng\u01b0\u1eddi d\u00f9ng (gi\u1ecdng n\u00f3i v\u00e0 camera c\u1ee7a nh\u1eefng ng\u01b0\u1eddi d\u00f9ng kh\u00e1c \u0111\u00e3 t\u1eaft)<\/strong><\/td><td class=\"has-text-align-right\" data-align=\"right\">1.8<\/td><td class=\"has-text-align-right\" data-align=\"right\">6.0<\/td><td class=\"has-text-align-right\" data-align=\"right\">14.0<\/td><td class=\"has-text-align-right\" data-align=\"right\">60.0<\/td><td class=\"has-text-align-right\" data-align=\"right\">90.0<\/td><td class=\"has-text-align-right\" data-align=\"right\">110.0<\/td><\/tr><\/tbody><\/table><figcaption>T\u1ed1c \u0111\u1ed9 truy\u1ec1n\/nh\u1eadn trung b\u00ecnh \u0111\u01b0\u1ee3c \u0111o tr\u00ean m\u00e1y ch\u1ee7 video.<\/figcaption><\/figure>\n\n\n\n<ul class=\"is-style-check_list wp-block-list\"><li>M\u1ed7i t\u1ed5 ch\u1ee9c n\u00ean x\u00e1c \u0111\u1ecbnh ch\u00ednh s\u00e1ch ri\u00eang c\u1ee7a m\u00ecnh v\u1ec1 s\u1ed1 l\u01b0\u1ee3ng h\u1ed9i ngh\u1ecb tr\u00ean web c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ed3ng th\u1eddi, c\u00f3 t\u00ednh \u0111\u1ebfn c\u00e1c h\u1ea1n ch\u1ebf v\u1ec1 b\u1ed9 \u0111\u1ecbnh tuy\u1ebfn n\u1ed9i b\u1ed9 trong t\u1ed5 ch\u1ee9c.<ul><li><a rel=\"noreferrer noopener\" href=\"https:\/\/chat-messenger.com\/vi\/thu-cong\/lich-trinh_lich\/cuoc-hop_room_facility_reservation\/\" target=\"_blank\">Ch\u1ee9c n\u0103ng \u0111\u1eb7t ch\u1ed7 c\u01a1 s\u1edf<\/a>&nbsp;B\u1ea1n c\u00f3 th\u1ec3 ki\u1ec3m so\u00e1t vi\u1ec7c t\u1ed5 ch\u1ee9c c\u00e1c cu\u1ed9c h\u1ecdp quy m\u00f4 l\u1edbn b\u1eb1ng c\u00e1ch \u0111\u1eb7t tr\u01b0\u1edbc v\u00e0 t\u1ed5 ch\u1ee9c to\u00e0n b\u1ed9 cu\u1ed9c h\u1ecdp.<\/li><\/ul><\/li><li><a rel=\"noreferrer noopener\" href=\"https:\/\/chat-messenger.com\/vi\/thu-cong\/may-chu-camera\/camserver_overview\/\" data-type=\"post\" data-id=\"849\" target=\"_blank\">M\u00e1y ch\u1ee7 CAM t\u1ea1i ch\u1ed7<\/a> Khi \u0111o, h\u00e3y s\u1eed d\u1ee5ng ph\u00ed s\u1eed d\u1ee5ng m\u1ea1ng nh\u1ecb ph\u00e2n n\u1ec1n t\u1ea3ng OpenJDK trong Tr\u00ecnh qu\u1ea3n l\u00fd t\u00e1c v\u1ee5 l\u00e0m h\u01b0\u1edbng d\u1eabn.<\/li><\/ul>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/chat-messenger.com\/wp-content\/uploads\/2023\/12\/image.png\" alt=\"\" class=\"wp-image-9612\" width=\"523\" height=\"92\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">L\u01b0\u1ee3ng giao ti\u1ebfp g\u1ea7n \u0111\u00fang \u0111\u01b0\u1ee3c y\u00eau c\u1ea7u \u1edf ph\u00eda m\u00e1y kh\u00e1ch (m\u1ed9t PC) l\u00e0<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Trong tr\u01b0\u1eddng h\u1ee3p n\u00e0y, c\u00e1ch d\u1ec5 nh\u1ea5t l\u00e0 \u0111o b\u1eb1ng Windows Task Manager. Ph\u1ea7n sau \u0111\u00e2y cho th\u1ea5y khi 10 ng\u01b0\u1eddi tham gia h\u1ed9i th\u1ea3o tr\u00ean web v\u00e0 m\u1ed9t ng\u01b0\u1eddi chia s\u1ebb t\u00e0i li\u1ec7u, t\u1ed1c \u0111\u1ed9 truy\u1ec1n th\u00f4ng trung b\u00ecnh tr\u00ean m\u1ed7i PC l\u00e0 kho\u1ea3ng 0,3Mbps.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img decoding=\"async\" src=\"https:\/\/chat-messenger.com\/images\/webconf-video-screenshare-traffic10.png\" alt=\"\" width=\"470\" height=\"302\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">\u0110i\u1ec1u ch\u1ec9nh \u0111\u1ed9 ph\u00e2n gi\u1ea3i v\u00e0 t\u1ed1c \u0111\u1ed9 khung h\u00ecnh<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c cu\u1ed9c h\u1ecdp tr\u1ef1c tuy\u1ebfn tr\u00ean Chat&amp;Messenger t\u1ef1 \u0111\u1ed9ng gi\u1edbi h\u1ea1n \u0111\u1ed9 ph\u00e2n gi\u1ea3i camera xu\u1ed1ng m\u1ee9c th\u1ea5p khi c\u00f3 t\u1eeb 5 \u0111\u1ebfn 10 ng\u01b0\u1eddi tham gia. \u0110\u1ec3 thay \u0111\u1ed5i c\u00e0i \u0111\u1eb7t n\u00e0y, vui l\u00f2ng truy c\u1eadp m\u00e0n h\u00ecnh qu\u1ea3n tr\u1ecb.<a href=\"\/vi\/thu-cong\/cuoc-goi-thoai-hoi-nghi-video\/su-dung-hoi-nghi-web\/#webconf-video-quality-settings\">C\u00e0i \u0111\u1eb7t h\u1ed9i th\u1ea3o tr\u00ean web<\/a>Vui l\u00f2ng ti\u1ebfp t\u1ee5c b\u1eb1ng l\u1ec7nh &quot;&quot;.<\/p>\n\n\n\n<div class=\"wp-block-columns\">\n<div class=\"wp-block-column\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/chat-messenger.com\/images\/webconf-video-quality-settings.png\" alt=\"\"\/><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column\">\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/chat-messenger.com\/images\/webconf-video-quality-settings-row.png\" alt=\"\"\/><figcaption>\u0110\u1eb7t \u0111\u1ed9 ph\u00e2n gi\u1ea3i t\u1ed1i thi\u1ec3u th\u00e0nh 90p<br><span class=\"swl-marker mark_blue\">\u0110\u1ea1t \u0111\u01b0\u1ee3c l\u01b0u l\u01b0\u1ee3ng truy c\u1eadp th\u1ea5p nh\u1ea5t trong ng\u00e0nh<\/span><\/figcaption><\/figure>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">H\u01b0\u1edbng d\u1eabn v\u1ec1 t\u1ed1c \u0111\u1ed9 bit<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">C\u00f4ng th\u1ee9c t\u00ednh to\u00e1n h\u01b0\u1edbng d\u1eabn t\u1ed1c \u0111\u1ed9 bit khi c\u00f3 camera.<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Ph\u1ea7n n\u00e0y gi\u1edbi thi\u1ec7u c\u00f4ng th\u1ee9c t\u00ednh t\u1ed1c \u0111\u1ed9 bit (kbps), l\u00e0 l\u01b0\u1ee3ng d\u1eef li\u1ec7u \u0111\u01b0\u1ee3c truy\u1ec1n qua m\u1ea1ng b\u1edfi ng\u01b0\u1eddi g\u1eedi (b\u1ed9 m\u00e3 h\u00f3a). Trong giao ti\u1ebfp th\u1eddi gian th\u1ef1c nh\u01b0 WebRTC, t\u1ed1c \u0111\u1ed9 bit \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh \u0111\u1ed9ng theo gi\u1edbi h\u1ea1n b\u0103ng th\u00f4ng, \u0111i\u1ec1u ki\u1ec7n m\u1ea1ng v\u00e0 s\u1ef1 di chuy\u1ec3n c\u1ee7a ng\u01b0\u1eddi d\u00f9ng, nh\u01b0ng h\u01b0\u1edbng d\u1eabn chung nh\u01b0 sau.<\/p>\n\n\n\n<p class=\"is-style-crease wp-block-paragraph\">T\u1ed1c \u0111\u1ed9 bit (bps) \u2248 S\u1ed1 pixel trong \u0111\u1ed9 ph\u00e2n gi\u1ea3i \u00d7 T\u1ed1c \u0111\u1ed9 khung h\u00ecnh \u00d7 H\u1ec7 s\u1ed1 chuy\u1ec3n \u0111\u1ed9ng \u00d7 H\u1ec7 s\u1ed1 n\u00e9n<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u0110\u1ed9 ph\u00e2n gi\u1ea3i: 180-1080p l\u00e0 m\u1ed9t m\u1ee9c tham kh\u1ea3o t\u1ed1t. \u0110\u1ed1i v\u1edbi 180p, \u0111\u1ed9 ph\u00e2n gi\u1ea3i l\u00e0 320x180, t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi 57.600 pixel.<\/li><li>T\u1ed1c \u0111\u1ed9 khung h\u00ecnh: T\u1eeb 5 \u0111\u1ebfn 30 khung h\u00ecnh\/gi\u00e2y l\u00e0 m\u1ed9t m\u1ee9c tham kh\u1ea3o t\u1ed1t.<\/li><li>H\u1ec7 s\u1ed1 chuy\u1ec3n \u0111\u1ed9ng: M\u1ee9c \u0111\u1ed9 thay \u0111\u1ed5i gi\u1eefa c\u00e1c khung h\u00ecnh trong video, v\u00ed d\u1ee5 nh\u01b0 chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a m\u1ed9t ng\u01b0\u1eddi. Th\u1ea5p: 0,07 \u0111\u1ebfn Cao: 0,12<\/li><li>H\u1ec7 s\u1ed1 n\u00e9n... AV1 (codec n\u00e9n cao): Kho\u1ea3ng 0,05 \u0111\u1ebfn 0,08 l\u00e0 m\u1ed9t gi\u00e1 tr\u1ecb tham kh\u1ea3o t\u1ed1t.<\/li><\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ed1c \u0111\u1ed9 bit video trung b\u00ecnh (kbps) \u0111\u01b0\u1ee3c ng\u01b0\u1eddi g\u1eedi truy\u1ec1n qua m\u1ea1ng nh\u01b0 sau, v\u00e0 ng\u01b0\u1eddi nh\u1eadn th\u01b0\u1eddng ti\u00eau th\u1ee5 m\u1ed9t l\u01b0\u1ee3ng b\u0103ng th\u00f4ng t\u01b0\u01a1ng t\u1ef1 (m\u1ed9t ng\u01b0\u1eddi g\u1eedi, nhi\u1ec1u ng\u01b0\u1eddi nh\u1eadn t\u00f9y thu\u1ed9c v\u00e0o s\u1ed1 l\u01b0\u1ee3ng ng\u01b0\u1eddi tham gia).<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u0110\u1ed9 ph\u00e2n gi\u1ea3i (k\u00edch th\u01b0\u1edbc)<\/th><th><strong>H\u00ecnh \u1ea3nh t\u1eeb camera (ng\u01b0\u1eddi)<\/strong>\/ 10 khung h\u00ecnh\/gi\u00e2y<\/th><th><strong>Chia s\u1ebb t\u00e0i li\u1ec7u (h\u1ec7 th\u1ed1ng t\u0129nh)<\/strong> \/ 10 khung h\u00ecnh\/gi\u00e2y<\/th><th>H\u01b0\u1edbng d\u1eabn s\u1eed d\u1ee5ng<\/th><\/tr><\/thead><tbody><tr><td><strong>180p (320x180)<\/strong><\/td><td><strong>28-42 kbps<\/strong><\/td><td><strong>10-18 kbps<\/strong><\/td><td>B\u0103ng th\u00f4ng t\u1ed1i thi\u1ec3u cho c\u00e1c cu\u1ed9c h\u1ecdp nhi\u1ec1u ng\u01b0\u1eddi tham gia \/ chia s\u1ebb t\u00e0i li\u1ec7u dung l\u01b0\u1ee3ng nh\u1ecf<\/td><\/tr><tr><td><strong>360p (640x360)<\/strong><\/td><td><strong>110-160 kbps<\/strong><\/td><td><strong>35-60 kbps<\/strong><\/td><td>Bu\u1ed5i h\u1ecdp chung \/ Chia s\u1ebb b\u00e0i thuy\u1ebft tr\u00ecnh PowerPoint<\/td><\/tr><tr><td><strong>540p (960\u00d7540)<\/strong><\/td><td><strong>260-360 kbps<\/strong><\/td><td><strong>90-140 kbps<\/strong><\/td><td>C\u00e1c cu\u1ed9c h\u1ecdp ch\u1ea5t l\u01b0\u1ee3ng cao d\u00e0nh cho nh\u00f3m nh\u1ecf \/ Tr\u00ecnh b\u00e0y t\u00e0i li\u1ec7u chi ti\u1ebft<\/td><\/tr><tr><td><strong>720p (1280\u00d7720)<\/strong><\/td><td><strong>470-650 kbps<\/strong><\/td><td><strong>160-240 kbps<\/strong><\/td><td>C\u00f4ng c\u1ee5 chia s\u1ebb t\u00e0i li\u1ec7u\/tr\u00ecnh chi\u1ebfu b\u00e0i gi\u1ea3ng s\u1ea1ch s\u1ebd v\u00e0 d\u1ec5 s\u1eed d\u1ee5ng.<\/td><\/tr><tr><td><strong>1080p (1920\u00d71080)<\/strong><\/td><td><strong>1.040\u20131.440 kbps<\/strong><\/td><td><strong>350-500 kbps<\/strong><\/td><td>Chia s\u1ebb t\u00e0i li\u1ec7u v\u00e0 ghi \u00e2m ch\u1ea5t l\u01b0\u1ee3ng cao<\/td><\/tr><\/tbody><\/table><figcaption>B\u1ea3ng so s\u00e1nh t\u1ed1c \u0111\u1ed9 bit AV1 theo \u0111\u1ed9 ph\u00e2n gi\u1ea3i (10 khung h\u00ecnh\/gi\u00e2y)<\/figcaption><\/figure>","protected":false},"excerpt":{"rendered":"<p>Chat&amp;Messenger \u306e Web\u4f1a\u8b70 \u3092\u884c\u3063\u305f\u5834\u5408\u306b\u3001\u7d44\u7e54\u5185\u306e\u793e\u5185\u30bb\u30f3\u30bf\u30fc\u30eb\u30fc\u30bf\u7b49\u306b\u639b\u304b\u308b\u30c8\u30e9 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"swell_btn_cv_data":"","footnotes":""},"categories":[12],"tags":[],"class_list":["post-9607","post","type-post","status-publish","format-standard","hentry","category-videoconference_voicecall"],"_links":{"self":[{"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/posts\/9607","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/comments?post=9607"}],"version-history":[{"count":10,"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/posts\/9607\/revisions"}],"predecessor-version":[{"id":13008,"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/posts\/9607\/revisions\/13008"}],"wp:attachment":[{"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/media?parent=9607"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/categories?post=9607"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/tags?post=9607"}],"curies":[{"name":"trang web","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}