\u1ede c\u1ea5p \u0111\u1ed9 cao, video \u0111\u01b0\u1ee3c x\u1eed l\u00fd b\u1edfi d\u1ecbch v\u1ee5 chuy\u1ec3n m\u00e3 v\u1edbi quy tr\u00ecnh l\u00e0m vi\u1ec7c sau:<\/p>\n
- \n
- N\u1ed9i dung video \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o d\u1ecbch v\u1ee5 chuy\u1ec3n m\u00e3 t\u1eeb m\u1ed9t v\u1ecb tr\u00ed l\u01b0u tr\u1eef trung gian (th\u01b0\u1eddng l\u00e0 th\u00f9ng l\u01b0u tr\u1eef \u0111\u1ed1i t\u01b0\u1ee3ng).<\/li>\n
- D\u1ecbch v\u1ee5 chuy\u1ec3n m\u00e3 video s\u1ebd chuy\u1ec3n m\u00e3 lu\u1ed3ng video th\u00e0nh c\u00e1c \u0111\u1ecbnh d\u1ea1ng video mong mu\u1ed1n.<\/li>\n
- M\u1ea1ng ph\u00e2n ph\u1ed1i n\u1ed9i dung ch\u1ea5p nh\u1eadn video \u0111\u00e3 chuy\u1ec3n m\u00e3 v\u00e0 ph\u00e2n ph\u1ed1i t\u1edbi \u0111\u1ed1i t\u01b0\u1ee3ng ng\u01b0\u1eddi d\u00f9ng n\u1ec1n t\u1ea3ng.<\/li>\n<\/ol>\n
V\u01b0\u1ee3t qua th\u1eed th\u00e1ch<\/a><\/h2>\n
\u0110\u1ed9 nh\u1ea1y chi ph\u00ed<\/a><\/h3>\n
X\u00e1c \u0111\u1ecbnh c\u00e1c ngu\u1ed3n chi ph\u00ed c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng \u0111\u00e1ng k\u1ec3 v\u00e0 t\u00ecm c\u00e1ch gi\u1ea3m c\u00e1c chi ph\u00ed \u0111\u00f3.<\/em><\/p>\n
V\u00ec chuy\u1ec3n m\u00e3 video l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh \u0111\u00f2i h\u1ecfi nhi\u1ec1u t\u00ednh to\u00e1n, n\u00ean t\u00e0i nguy\u00ean t\u00ednh to\u00e1n l\u00e0 ngu\u1ed3n ch\u00ednh t\u1ea1o n\u00ean chi ph\u00ed c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng cho c\u00e1c d\u1ecbch v\u1ee5 ph\u00e1t tr\u1ef1c tuy\u1ebfn. \u0110i\u1ec1u quan tr\u1ecdng l\u00e0 ph\u1ea3i ch\u1ecdn ph\u1ea7n c\u1ee9ng t\u00ednh to\u00e1n c\u00f3 hi\u1ec7u su\u1ea5t cao cho ph\u1ea7n m\u1ec1m do d\u1ecbch v\u1ee5 chuy\u1ec3n m\u00e3 ch\u1ea1y. \u0110i\u1ec1u quan tr\u1ecdng n\u1eefa l\u00e0 ph\u1ea3i th\u1eed nghi\u1ec7m c\u00e1c quy tr\u00ecnh chuy\u1ec3n m\u00e3 m\u1eabu tr\u00ean c\u00e1c n\u1ec1n t\u1ea3ng c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng \u0111\u00e1m m\u00e2y c\u1ea1nh tranh v\u00e0 \u0111o l\u01b0\u1eddng hi\u1ec7u qu\u1ea3 chuy\u1ec3n m\u00e3 c\u1ee7a t\u1eebng quy tr\u00ecnh. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c b\u1eb1ng c\u00e1ch ch\u1ecdn c\u00e1c phi\u00ean b\u1ea3n t\u00ednh to\u00e1n c\u00f3 th\u1ec3 so s\u00e1nh v\u1ec1 chi ph\u00ed gi\u1eefa c\u00e1c n\u1ec1n t\u1ea3ng. C\u00e1c b\u00e0i ki\u1ec3m tra chuy\u1ec3n m\u00e3 \u0111\u01b0\u1ee3c ch\u1ea1y tr\u00ean m\u1ed7i phi\u00ean b\u1ea3n c\u00f3 th\u1ec3 so s\u00e1nh \u0111\u01b0\u1ee3c v\u00e0 s\u1ed1 lu\u1ed3ng song song c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c cho m\u1ed7i phi\u00ean b\u1ea3n \u0111\u01b0\u1ee3c \u0111o l\u01b0\u1eddng.<\/p>\n
Sau khi lu\u1ed3ng video \u0111\u01b0\u1ee3c chuy\u1ec3n m\u00e3 b\u1edfi d\u1ecbch v\u1ee5 chuy\u1ec3n m\u00e3, n\u00f3 c\u1ea7n \u0111\u01b0\u1ee3c ph\u00e2n ph\u1ed1i b\u1edfi m\u1ea1ng ph\u00e2n ph\u1ed1i n\u1ed9i dung (CDN). \u0110\u00e2y c\u0169ng c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t ngu\u1ed3n chi ph\u00ed \u0111\u00e1ng k\u1ec3 khi c\u00f3 ph\u00ed tho\u00e1t gi\u1eefa n\u1ec1n t\u1ea3ng d\u1ecbch v\u1ee5 chuy\u1ec3n m\u00e3 v\u00e0 m\u1ea1ng ph\u00e2n ph\u1ed1i n\u1ed9i dung. B\u1eb1ng c\u00e1ch l\u1ef1a ch\u1ecdn c\u00e1c d\u1ecbch v\u1ee5 t\u00ednh to\u00e1n c\u1ee7a Akamai cho d\u1ecbch v\u1ee5 chuy\u1ec3n m\u00e3 c\u00f9ng v\u1edbi CDN c\u1ee7a Akamai \u0111\u1ec3 ph\u00e2n ph\u1ed1i n\u1ed9i dung, ph\u00ed tho\u00e1t cho l\u01b0u l\u01b0\u1ee3ng \u0111\u00f3 c\u00f3 th\u1ec3 gi\u1ea3m 100%.<\/p>\n
\u0110\u1ed9 nh\u1ea1y \u0111\u1ed9 tr\u1ec5<\/a><\/h3>\n
X\u00e1c \u0111\u1ecbnh c\u00e1c ngu\u1ed3n c\u00f3 \u0111\u1ed9 tr\u1ec5 cao v\u00e0 gi\u1ea3m thi\u1ec3u t\u00e1c \u0111\u1ed9ng c\u1ee7a \u0111\u1ed9 tr\u1ec5 t\u1eeb c\u00e1c th\u00e0nh ph\u1ea7n \u0111\u00f3.<\/em><\/p>\n
\u0110\u1ed9 tr\u1ec5 th\u1ea5p r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c d\u1ecbch v\u1ee5 ph\u00e1t tr\u1ef1c tuy\u1ebfn video. \u0110\u1ec3 c\u00f3 \u0111\u1ed9 tr\u1ec5 th\u1ea5p, c\u00e1c d\u1ecbch v\u1ee5 chuy\u1ec3n m\u00e3 ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u1eb7t g\u1ea7n \u0111\u1ed1i t\u01b0\u1ee3ng c\u1ee7a h\u1ecd. B\u1eb1ng c\u00e1ch l\u00e0m vi\u1ec7c v\u1edbi m\u1ed9t n\u1ec1n t\u1ea3ng c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng \u0111\u00e1m m\u00e2y cung c\u1ea5p nhi\u1ec1u l\u1ef1a ch\u1ecdn v\u1ec1 khu v\u1ef1c \u1edf c\u00e1c \u0111\u1ecba l\u00fd kh\u00e1c nhau, b\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o d\u1ecbch v\u1ee5 chuy\u1ec3n m\u00e3 c\u1ee7a m\u00ecnh \u1edf g\u1ea7n khi doanh nghi\u1ec7p c\u1ee7a b\u1ea1n m\u1edf r\u1ed9ng sang c\u00e1c khu v\u1ef1c m\u1edbi. D\u1ea5u ch\u00e2n to\u00e0n c\u1ea7u c\u1ee7a Akamai v\u1ec1 c\u00e1c khu v\u1ef1c t\u00ednh to\u00e1n h\u1ed7 tr\u1ee3 ph\u1ea1m vi ti\u1ebfp c\u1eadn v\u00e0 m\u1edf r\u1ed9ng sang c\u00e1c \u0111\u1ed1i t\u01b0\u1ee3ng m\u1edbi.<\/p>\n
Bi\u1ec3u \u0111\u1ed3 thi\u1ebft k\u1ebf chuy\u1ec3n m\u00e3 video theo y\u00eau c\u1ea7u<\/a><\/h2>\n
Gi\u1ea3i ph\u00e1p n\u00e0y t\u1ea1o ra d\u1ecbch v\u1ee5 chuy\u1ec3n m\u00e3 video tr\u00ean n\u1ec1n t\u1ea3ng Akamai Cloud Computing. D\u1ecbch v\u1ee5 chuy\u1ec3n m\u00e3 \u0111\u00e1m m\u00e2y bao g\u1ed3m nhi\u1ec1u phi\u00ean b\u1ea3n t\u00ednh to\u00e1n ho\u1ea1t \u0111\u1ed9ng song song \u0111\u1ec3 x\u1eed l\u00fd t\u1ea3i chuy\u1ec3n m\u00e3. C\u00e1c v\u1ecb tr\u00ed l\u01b0u tr\u1eef \u0111\u1ed1i t\u01b0\u1ee3ng l\u01b0u tr\u1eef n\u1ed9i dung \u0111\u01b0\u1ee3c t\u1ea3i l\u00ean d\u1ecbch v\u1ee5 chuy\u1ec3n m\u00e3 v\u00e0 c\u00e1c video \u0111\u00e3 \u0111\u01b0\u1ee3c chuy\u1ec3n m\u00e3. C\u00e1c lu\u1ed3ng video \u0111\u00e3 chuy\u1ec3n m\u00e3 \u0111\u01b0\u1ee3c ph\u00e2n ph\u1ed1i b\u1edfi Akamai CDN cho \u0111\u1ed1i t\u01b0\u1ee3ng.<\/p>\n
![\"Video](\"https:\/\/www.linode.com\/docs\/guides\/vod-transcoding-ott-akamai-cloud-computing\/vod-design-diagram_hu028332e40727407c11cf6cf428db6e9e_279398_2034x0_resize_q71_bgfafafc_catmullrom.jpg\" "\\"A")
<\/figure>\n- \n
- Video tr\u1ef1c ti\u1ebfp ho\u1eb7c theo y\u00eau c\u1ea7u th\u00f4 \u0111\u01b0\u1ee3c t\u1ea3i l\u00ean v\u1ecb tr\u00ed l\u01b0u tr\u1eef \u0111\u1ed1i t\u01b0\u1ee3ng ch\u1ee9a c\u00e1c video \u0111ang \u0111\u1ebfn c\u1ea7n x\u1eed l\u00fd.<\/li>\n
- V\u1ecb tr\u00ed n\u00e0y \u0111\u01b0\u1ee3c c\u1ee5m chuy\u1ec3n m\u00e3 theo d\u00f5i \u0111\u1ec3 bi\u1ebft b\u1ea5t k\u1ef3 n\u1ed9i dung t\u1ea3i l\u00ean m\u1edbi n\u00e0o.<\/li>\n
- C\u00e1c lu\u1ed3ng video \u0111\u00e3 t\u1ea3i l\u00ean \u0111\u01b0\u1ee3c chuy\u1ec3n m\u00e3 b\u1edfi c\u00e1c m\u00e1y \u1ea3o trong c\u1ee5m chuy\u1ec3n m\u00e3 th\u00e0nh c\u00e1c \u0111\u1ecbnh d\u1ea1ng \u0111\u1ea7u ra mong mu\u1ed1n. C\u00e1c lu\u1ed3ng video \u0111\u00e3 chuy\u1ec3n m\u00e3 n\u00e0y \u0111\u01b0\u1ee3c t\u1ea3i l\u00ean b\u1ed9 l\u01b0u tr\u1eef \u0111\u1ed1i t\u01b0\u1ee3ng.<\/li>\n
- M\u1ea1ng ph\u00e2n ph\u1ed1i n\u1ed9i dung ph\u00e2n ph\u1ed1i video \u0111\u1ebfn thi\u1ebft b\u1ecb c\u1ee7a ng\u01b0\u1eddi xem, s\u1eed d\u1ee5ng v\u1ecb tr\u00ed l\u01b0u tr\u1eef \u0111\u1ed1i t\u01b0\u1ee3ng t\u1eeb b\u01b0\u1edbc tr\u01b0\u1edbc l\u00e0m ngu\u1ed3n g\u1ed1c n\u1ed9i dung.<\/li>\n
- API t\u1ef1 \u0111\u1ed9ng h\u00f3a c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng cho ph\u00e9p c\u00e1c nh\u00e0 ph\u00e1t tri\u1ec3n \u1ee9ng d\u1ee5ng qu\u1ea3n l\u00fd c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng c\u1ee5m chuy\u1ec3n m\u00e3. C\u00e1c b\u1ea3n c\u1eadp nh\u1eadt cho ph\u1ea7n c\u1ee9ng v\u00e0 ph\u1ea7n m\u1ec1m c\u1ee7a c\u1ee5m c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c tri\u1ec3n khai b\u1eb1ng c\u00e1c API n\u00e0y.<\/li>\n<\/ol>\n
H\u1ec7 th\u1ed1ng v\u00e0 th\u00e0nh ph\u1ea7n<\/a><\/h3>\n
- \n
- L\u01b0u tr\u1eef t\u1ea3i l\u00ean n\u1ed9i dung<\/strong> : V\u1ecb tr\u00ed l\u01b0u tr\u1eef \u0111\u1ed1i t\u01b0\u1ee3ng l\u01b0u tr\u1eef c\u00e1c n\u1ed9i dung t\u1ea3i l\u00ean c\u1ea7n chuy\u1ec3n m\u00e3.<\/li>\n
- C\u1ee5m chuy\u1ec3n m\u00e3 video<\/strong> : M\u1ed9t c\u1ee5m c\u00e1c phi\u00ean b\u1ea3n t\u00ednh to\u00e1n chuy\u1ec3n m\u00e3 c\u00e1c video \u0111\u00e3 t\u1ea3i l\u00ean th\u00e0nh c\u00e1c \u0111\u1ecbnh d\u1ea1ng mong mu\u1ed1n.<\/li>\n
- Ngu\u1ed3n l\u01b0u tr\u1eef\/ph\u00e2n ph\u1ed1i \u0111\u1ea7u ra chuy\u1ec3n m\u00e3<\/strong> : V\u1ecb tr\u00ed l\u01b0u tr\u1eef \u0111\u1ed1i t\u01b0\u1ee3ng l\u01b0u tr\u1eef c\u00e1c video \u0111\u00e3 chuy\u1ec3n m\u00e3.<\/li>\n
- M\u1ea1ng ph\u00e2n ph\u1ed1i n\u1ed9i dung<\/strong> : \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u01b0u tr\u1eef \u0111\u1ec7m, ph\u00e2n ph\u1ed1i v\u00e0 ki\u1ec3m so\u00e1t quy\u1ec1n truy c\u1eadp v\u00e0o th\u01b0 vi\u1ec7n video.<\/li>\n
- API \u0111i\u1ec1u khi\u1ec3n<\/strong> : API \u0111\u01b0\u1ee3c nh\u00f3m \u1ee9ng d\u1ee5ng s\u1eed d\u1ee5ng \u0111\u1ec3 qu\u1ea3n l\u00fd v\u00e0 duy tr\u00ec c\u01a1 s\u1edf h\u1ea1 t\u1ea7ng d\u1ecbch v\u1ee5 chuy\u1ec3n m\u00e3 video.<\/li>\n<\/ul>\n
Ngu\u1ed3n : https:\/\/www.linode.com\/docs\/guides\/vod-transcoding-ott-akamai-cloud-computing\/<\/p>\n","protected":false},"excerpt":{"rendered":"
C\u00e1c d\u1ecbch v\u1ee5 ph\u00e1t tr\u1ef1c tuy\u1ebfn video theo y\u00eau c\u1ea7u (VOD) d\u1ef1a v\u00e0o vi\u1ec7c chuy\u1ec3n m\u00e3 c\u00e1c lu\u1ed3ng video \u0111\u1ec3 ph\u00e2n ph\u1ed1i n\u1ed9i dung hi\u1ec7u qu\u1ea3. Trong quy tr\u00ecnh chuy\u1ec3n m\u00e3, video \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i sang c\u00e1c \u0111\u1ecbnh d\u1ea1ng ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c h\u1ea1n ch\u1ebf v\u1ec1 m\u1ea1ng v\u00e0 thi\u1ebft b\u1ecb n\u01a1i ch\u00fang \u0111\u01b0\u1ee3c xem. Chuy\u1ec3n<\/p>\n","protected":false},"author":1,"featured_media":35406,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[125],"tags":[],"class_list":["post-34855","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-solutions"],"_links":{"self":[{"href":"https:\/\/jupitek.maudemo.vip\/index.php\/wp-json\/wp\/v2\/posts\/34855","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/jupitek.maudemo.vip\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/jupitek.maudemo.vip\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/jupitek.maudemo.vip\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/jupitek.maudemo.vip\/index.php\/wp-json\/wp\/v2\/comments?post=34855"}],"version-history":[{"count":0,"href":"https:\/\/jupitek.maudemo.vip\/index.php\/wp-json\/wp\/v2\/posts\/34855\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/jupitek.maudemo.vip\/index.php\/wp-json\/wp\/v2\/media\/35406"}],"wp:attachment":[{"href":"https:\/\/jupitek.maudemo.vip\/index.php\/wp-json\/wp\/v2\/media?parent=34855"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/jupitek.maudemo.vip\/index.php\/wp-json\/wp\/v2\/categories?post=34855"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/jupitek.maudemo.vip\/index.php\/wp-json\/wp\/v2\/tags?post=34855"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
- C\u1ee5m chuy\u1ec3n m\u00e3 video<\/strong> : M\u1ed9t c\u1ee5m c\u00e1c phi\u00ean b\u1ea3n t\u00ednh to\u00e1n chuy\u1ec3n m\u00e3 c\u00e1c video \u0111\u00e3 t\u1ea3i l\u00ean th\u00e0nh c\u00e1c \u0111\u1ecbnh d\u1ea1ng mong mu\u1ed1n.<\/li>\n
- L\u01b0u tr\u1eef t\u1ea3i l\u00ean n\u1ed9i dung<\/strong> : V\u1ecb tr\u00ed l\u01b0u tr\u1eef \u0111\u1ed1i t\u01b0\u1ee3ng l\u01b0u tr\u1eef c\u00e1c n\u1ed9i dung t\u1ea3i l\u00ean c\u1ea7n chuy\u1ec3n m\u00e3.<\/li>\n