{"id":69,"date":"2025-03-31T04:28:26","date_gmt":"2025-03-30T19:28:26","guid":{"rendered":"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/?p=69"},"modified":"2025-06-13T15:49:41","modified_gmt":"2025-06-13T06:49:41","slug":"3%ec%a3%bc%ec%b0%a8","status":"publish","type":"post","link":"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/2025\/03\/31\/3%ec%a3%bc%ec%b0%a8\/","title":{"rendered":"3\uc8fc\ucc28"},"content":{"rendered":"\n<h2 class=\"wp-block-heading has-black-color has-cyan-bluish-gray-background-color has-text-color has-background has-link-color has-large-font-size wp-elements-129a131b835d15a8330db9fc5f05576d\"><strong><strong>3\uc8fc\ucc28 \uae30\ub2a5 \ucd94\uac00 \ubc0f \uc218\uc815 \uc0ac\ud56d<\/strong><\/strong><\/h2>\n\n\n\n<p class=\"has-cyan-bluish-gray-background-color has-background has-medium-font-size\"><strong>3\uc8fc\ucc28 \ud3c9\uac00 \ubaa9\ub85d<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\uc8fc\uac04\ubcf4\uace0\uc11c\uc5d0 \ub300\ud45c \uc774\ubbf8\uc9c0 \ub2e4\ub974\uac8c \uc124\uc815<\/strong><\/li>\n\n\n\n<li><strong>\uc8fc\uac04 \ubcf4\uace0\uc11c \ud3f0\ud2b8 \ubc0f \ubc30\uce58 \ub4f1\uc744 \ud65c\uc6a9 \uac00\ub3c5\uc131\uc744 \ub192\uc77c\uac83<\/strong><\/li>\n\n\n\n<li><strong>\uc77c\uc815 \uae30\ub2a5 \uad6c\ud604<\/strong><\/li>\n\n\n\n<li><strong>\ub2c9\ub124\uc784 \uad6c\ud604<\/strong><\/li>\n\n\n\n<li><strong>\uc74c\uc131 \ucc44\ud305 \uad6c\ud604<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"has-cyan-bluish-gray-background-color has-background has-medium-font-size\"><strong>\uc77c\uc815 \uae30\ub2a5 \ucd94\uac00<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\uc77c\uc815\uc744 \uc624\ub978\ucabd \ud5e4\ub354 \uc544\ub798\ub85c \ub450\uace0 <strong>\uc77c\uc815 \uae30\ub2a5\uc744 \ucd94\uac00<\/strong>\ud558\uc600\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc6d0\ud558\ub294 \ub0a0\uc9dc\uc5d0 \uc77c\uc815\uc744 \ucd94\uac00<\/strong>\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\uacc4\uc815\ub9c8\ub2e4 \uc77c\uc815\uc774 \ub2e4\ub974\uace0 <strong>\ub85c\uadf8\uc544\uc6c3 \ud55c \uc0c1\ud0dc\uc5d0\uc11c\ub294 \uc77c\uc815\uc744 \ub9cc\ub4e4 \uc218 \uc5c6\uac8c<\/strong> \ub9cc\ub4e4\uc5c8\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\ub85c\uadf8\uc544\uc6c3 \uc0c1\ud0dc\uc5d0\uc11c \uc77c\uc815\uc744 \ucd94\uac00\ud558\ub824\uace0 \ud560 \ub54c, <strong>\u201c\ub85c\uadf8\uc778\uc774 \ud544\uc694\ud569\ub2c8\ub2e4.\u201d \ud31d\uc5c5\uc744 \uad6c\ud604<\/strong>\ud588\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\uc77c\uc815 \uc800\uc7a5 \ubc29\uc2dd\uc740 Cloud Firestore \uc5d0\uc11c \ub370\uc774\ud130\ub97c \ub9cc\ub4e4\uc5b4\uc11c \uc77c\uc815\uc744 \uc800\uc7a5<\/strong>\ud558\ub294 \ubc29\uc2dd\uc73c\ub85c \uad6c\uc131\ud588\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\uc720\uc800 \uc774\uba54\uc77c\uc744 \ubc1b\uc544\uc640\uc11c <strong>\uc77c\uc815\uc744 \ucd94\uac00\ud560 \uc218 \uc788\ub294 \uad8c\ud55c\uc744 \ub9cc\ub4e4\uace0, \uad8c\ud55c\uc744 \ubd80\uc5ec<\/strong>\ud560 \uc218 \uc788\uac8c \ub9cc\ub4e4\uc5c8\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\uc720\uc800\uac00 <strong>\uad8c\ud55c\uc744 \ubc1b\uc740 \uc0c1\ud0dc\uc77c \ub54c, \uc6d0\ud558\ub294 \ub0a0\uc9dc\uc5d0 \uc77c\uc815\uc744 \ucd94\uac00\ud558\ub294 \uae30\ub2a5<\/strong>\uc744 \ucd94\uac00\ud588\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-cyan-bluish-gray-background-color has-background has-small-font-size\"><strong>\uc77c\uc815 \uae30\ub2a5 \uba54\uc778\ud654\uba74 \uad6c\ud604 \uc774\ubbf8\uc9c0<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"939\" height=\"559\" src=\"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-17.png\" alt=\"\" class=\"wp-image-71\" srcset=\"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-17.png 939w, https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-17-300x179.png 300w, https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-17-768x457.png 768w\" sizes=\"auto, (max-width: 939px) 100vw, 939px\" \/><\/figure>\n\n\n\n<p class=\"has-cyan-bluish-gray-background-color has-background has-small-font-size\"><strong>\uc77c\uc815\uc744 \ucd94\uac00\ud588\uc744 \ub54c<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"545\" height=\"685\" src=\"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-18.png\" alt=\"\" class=\"wp-image-72\" srcset=\"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-18.png 545w, https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-18-239x300.png 239w\" sizes=\"auto, (max-width: 545px) 100vw, 545px\" \/><\/figure>\n\n\n\n<p class=\"has-cyan-bluish-gray-background-color has-background has-small-font-size\"><strong>\ub85c\uadf8\uc544\uc6c3 \uc0c1\ud0dc\uc5d0\uc11c \uc77c\uc815\uc744 \ucd94\uac00\ud558\ub824 \ud560 \uacbd\uc6b0<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"714\" height=\"242\" src=\"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-19.png\" alt=\"\" class=\"wp-image-73\" srcset=\"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-19.png 714w, https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-19-300x102.png 300w\" sizes=\"auto, (max-width: 714px) 100vw, 714px\" \/><\/figure>\n\n\n\n<p class=\"has-cyan-bluish-gray-background-color has-background has-small-font-size\"><strong>\uc720\uc800 \uc774\uba54\uc77c\uc744 \ucd94\uac00\ud574 \uc77c\uc815\uc744 \ucd94\uac00\ud560 \uc218 \uc788\ub294 \uad8c\ud55c\uc744 \ubd80\uc5ec<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"939\" height=\"245\" src=\"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-20.png\" alt=\"\" class=\"wp-image-74\" srcset=\"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-20.png 939w, https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-20-300x78.png 300w, https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-20-768x200.png 768w\" sizes=\"auto, (max-width: 939px) 100vw, 939px\" \/><\/figure>\n\n\n\n<p class=\"has-cyan-bluish-gray-background-color has-background has-small-font-size\"><strong>\uad8c\ud55c\uc744 \ubc1b\uc740 \uc0c1\ud0dc\uc5d0\uc11c \uc6d0\ud558\ub294 \ub0a0\uc9dc\uc5d0 \uc77c\uc815 \ucd94\uac00<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"939\" height=\"250\" src=\"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-21.png\" alt=\"\" class=\"wp-image-75\" srcset=\"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-21.png 939w, https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-21-300x80.png 300w, https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-21-768x204.png 768w\" sizes=\"auto, (max-width: 939px) 100vw, 939px\" \/><\/figure>\n\n\n\n<p class=\"has-cyan-bluish-gray-background-color has-background has-medium-font-size\"><strong>\ub85c\uadf8\uc778 \ub2c9\ub124\uc784 \uae30\ub2a5 \uc218\uc815<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\uae30\uc874 \uc720\uc800\uac00 \ub85c\uadf8\uc778\ud560 \ub54c <strong>\ub2c9\ub124\uc784\uc774 \uc5c6\ub2e4\uba74 &#8220;\ub2c9\ub124\uc784\uc744 \uc785\ub825\ud558\uc138\uc694&#8221; \ud31d\uc5c5\uc744 \ucd94\uac00<\/strong>\ud588\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ud68c\uc6d0\uac00\uc785 \ud560 \ub54c \ub2c9\ub124\uc784\uc744 \ucd94\uac00<\/strong>\ud558\uac8c \uc218\uc815\ud588\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li>\uba54\uc778\ud654\uba74 \uc791\ud488\uac1c\uc694 \ubc84\ud2bc \uc67c\ucabd\uc5d0 \ub2c9\ub124\uc784\uc774 \ub728\uac8c \uad6c\ud604\ud588\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>\ub2c9\ub124\uc784\uc740 Cloud Firestore\uc5d0 users \ud56d\ubaa9\uc5d0 \uc800\uc7a5<\/strong>\ub418\uba70, <strong>nickname \ud544\ub4dc\uc5d0 \ub2c9\ub124\uc784\uc744 \uc218\uc815<\/strong>\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading has-cyan-bluish-gray-background-color has-background has-small-font-size\">\uae30\uc874 \uc720\uc800 \ub85c\uadf8\uc778 \uc2dc \ub2c9\ub124\uc784 \ucd94\uac00 \ud31d\uc5c5 \ucd94\uac00<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"639\" height=\"355\" src=\"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-22.png\" alt=\"\" class=\"wp-image-79\" style=\"width:840px;height:auto\" srcset=\"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-22.png 639w, https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-22-300x167.png 300w\" sizes=\"auto, (max-width: 639px) 100vw, 639px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"740\" height=\"243\" src=\"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-23.png\" alt=\"\" class=\"wp-image-80\" style=\"width:840px;height:auto\" srcset=\"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-23.png 740w, https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-23-300x99.png 300w\" sizes=\"auto, (max-width: 740px) 100vw, 740px\" \/><\/figure>\n\n\n\n<p class=\"has-cyan-bluish-gray-background-color has-background has-small-font-size\"><strong>\ub2c9\ub124\uc784 \uae30\ub2a5 \uba54\uc778\ud654\uba74 \uad6c\ud604<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"567\" height=\"148\" src=\"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-24.png\" alt=\"\" class=\"wp-image-81\" srcset=\"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-24.png 567w, https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-24-300x78.png 300w\" sizes=\"auto, (max-width: 567px) 100vw, 567px\" \/><\/figure>\n\n\n\n<p class=\"has-cyan-bluish-gray-background-color has-background has-small-font-size\"><strong>nickname \ud544\ub4dc\uc5d0\uc11c\uc758 \ub2c9\ub124\uc784 \uc218\uc815<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"939\" height=\"172\" src=\"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-25.png\" alt=\"\" class=\"wp-image-82\" srcset=\"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-25.png 939w, https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-25-300x55.png 300w, https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-25-768x141.png 768w\" sizes=\"auto, (max-width: 939px) 100vw, 939px\" \/><\/figure>\n\n\n\n<p class=\"has-cyan-bluish-gray-background-color has-background has-medium-font-size\"><strong>\ucc44\ud305 \ub2c9\ub124\uc784 \uae30\ub2a5<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\ucc44\ud305\ucc3d\uc5d0 <strong>\uc790\uc2e0, \uc0c1\ub300\ubc29\uc758 \ub2c9\ub124\uc784\uc774 \ubcf4\uc774\uac8c \uad6c\ud604<\/strong> \ubc0f <strong>db\uc5d0\uc11c \ub2c9\ub124\uc784\uc73c\ub85c \uc800\uc7a5<\/strong>\ub418\uac8c \uad6c\ud604\ud588\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n<li><strong>Realtime db\/messages\/sender\uc5d0 \ub2c9\ub124\uc784\uc73c\ub85c \uc800\uc7a5\ub41c \uac78 \ud655\uc778<\/strong>\ud560 \uc218 \uc788\uac8c \uad6c\ud604\ud588\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-cyan-bluish-gray-background-color has-background has-small-font-size\"><strong>\uc790\uc2e0, \uc0c1\ub300\ubc29\uc758 \ub2c9\ub124\uc784\uc774 \ubcf4\uc774\uac8c \uad6c\ud604<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"939\" height=\"603\" src=\"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-26.png\" alt=\"\" class=\"wp-image-83\" srcset=\"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-26.png 939w, https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-26-300x193.png 300w, https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-26-768x493.png 768w\" sizes=\"auto, (max-width: 939px) 100vw, 939px\" \/><\/figure>\n\n\n\n<p class=\"has-cyan-bluish-gray-background-color has-background has-small-font-size\"><strong>Realtime db\/messages\/sender\uc5d0 \ub2c9\ub124\uc784\uc73c\ub85c \uc800\uc7a5\ub41c \uac78 \ud655\uc778<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"553\" height=\"245\" src=\"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-27.png\" alt=\"\" class=\"wp-image-84\" style=\"width:840px;height:auto\" srcset=\"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-27.png 553w, https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-27-300x133.png 300w\" sizes=\"auto, (max-width: 553px) 100vw, 553px\" \/><\/figure>\n\n\n\n<p class=\"has-cyan-bluish-gray-background-color has-background has-medium-font-size\"><strong>\uc74c\uc131 \ucc44\ud305 \uae30\ub2a5<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>WebRTC<\/strong>(Web Real-Time Communication)\ub294 \ube0c\ub77c\uc6b0\uc800 \uac04 P2P \ud1b5\uc2e0\uc744 \uc704\ud55c API\ub85c, \uc624\ub514\uc624\u00b7\ube44\ub514\uc624\u00b7\ub370\uc774\ud130\ub97c \uc2e4\uc2dc\uac04\uc73c\ub85c \uc804\uc1a1\ud560 \uc218 \uc788\ub3c4\ub85d \uc9c0\uc6d0.<\/li>\n\n\n\n<li>\ube0c\ub77c\uc6b0\uc800\ub07c\ub9ac \uc9c1\uc811 \uc5f0\uacb0\ud558\uae30 \uc704\ud574\uc11c\ub294 IP, \ud3ec\ud2b8 \ub4f1 \ucd08\uae30 \uc5f0\uacb0 \uc815\ubcf4\ub97c \uc8fc\uace0\ubc1b\uc544\uc57c \ud568.<\/li>\n\n\n\n<li>\uc774 \ud504\ub85c\uc81d\ud2b8\uc5d0\uc11c\ub294 <strong>Firebase Realtime Database<\/strong>\ub97c \uc11c\ubc84\ucc98\ub7fc \ud65c\uc6a9\ud558\uc5ec offer, answer, ICE candidate \uc815\ubcf4\ub97c \uad50\ud658\ud568.<\/li>\n<\/ul>\n\n\n\n<p class=\"has-cyan-bluish-gray-background-color has-background has-small-font-size\"><strong>\uc5f0\uacb0 \uacfc\uc815<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>user A\uac00 \uc5f0\uacb0\uc744 \uc2dc\uc791\ud558\uba74 RTCpeerConnection \uc0dd\uc131, \uc624\ub514\uc624 \ud2b8\ub799 \ucd94\uac00. offer\uc0dd\uc131\ud6c4 \uc804\ub2ec.<\/li>\n\n\n\n<li>user B\uac00 offer\uc744 \uc218\uc2e0\ud558\uba74 answer\uc744 \uc0dd\uc131<\/li>\n<\/ul>\n\n\n\n<p><strong>User A\uac00 \uc5f0\uacb0 \uc2dc\uc791<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>RTCPeerConnection<\/code> \uac1d\uccb4 \uc0dd\uc131<\/li>\n\n\n\n<li><code>getUserMedia()<\/code>\ub85c \ub9c8\uc774\ud06c \uc811\uadfc \u2192 \uc624\ub514\uc624 \ud2b8\ub799\uc744 PeerConnection\uc5d0 \ucd94\uac00<\/li>\n\n\n\n<li><code>createOffer()<\/code> \ud638\ucd9c \u2192 offer \uc0dd\uc131 \ud6c4 Firebase\ub97c \ud1b5\ud574 \uc0c1\ub300\ubc29\uc5d0\uac8c \uc804\ub2ec<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"153\" src=\"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-30-1024x153.png\" alt=\"\" class=\"wp-image-97\" srcset=\"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-30-1024x153.png 1024w, https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-30-300x45.png 300w, https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-30-768x115.png 768w, https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-30.png 1240w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><strong>User B\uac00 offer \uc218\uc2e0<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>RTCPeerConnection<\/code> \uac1d\uccb4 \uc0dd\uc131 \ubc0f \uc624\ub514\uc624 \ud2b8\ub799 \ucd94\uac00<\/li>\n\n\n\n<li>\uc218\uc2e0\ud55c offer\ub97c <code>setRemoteDescription()<\/code>\uc5d0 \uc124\uc815<\/li>\n\n\n\n<li><code>createAnswer()<\/code> \ud638\ucd9c \u2192 answer \uc0dd\uc131 \ubc0f Firebase\ub97c \ud1b5\ud574 A\uc5d0\uac8c \uc804\ub2ec<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"134\" src=\"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-31-1024x134.png\" alt=\"\" class=\"wp-image-98\" srcset=\"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-31-1024x134.png 1024w, https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-31-300x39.png 300w, https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-31-768x100.png 768w, https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-31.png 1224w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p><strong>\uc591\uce21 ICE \ud6c4\ubcf4 \uad50\ud658<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\uac01 \ube0c\ub77c\uc6b0\uc800\ub294 <code>onicecandidate<\/code> \uc774\ubca4\ud2b8\ub97c \ud1b5\ud574 ICE \ud6c4\ubcf4(\uc811\uc18d \uac00\ub2a5\ud55c \ub124\ud2b8\uc6cc\ud06c \uc815\ubcf4)\ub97c \uc218\uc9d1<\/li>\n\n\n\n<li>ICE \ud6c4\ubcf4\ub97c Firebase\ub97c \ud1b5\ud574 \uc0c1\ub300\ubc29\uc5d0\uac8c \uc804\ub2ec\ud558\uace0, \uc218\uc2e0\ud55c \ud6c4\ubcf4\ub294 <code>addIceCandidate()<\/code>\ub85c \ucd94\uac00<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1010\" height=\"259\" src=\"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-29.png\" alt=\"\" class=\"wp-image-96\" srcset=\"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-29.png 1010w, https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-29-300x77.png 300w, https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/image-29-768x197.png 768w\" sizes=\"auto, (max-width: 1010px) 100vw, 1010px\" \/><\/figure>\n\n\n\n<p><strong>\uc5f0\uacb0 \uc644\ub8cc<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\uc591\ucabd \ubaa8\ub450 offer\/answer + ICE \ud6c4\ubcf4 \uad50\ud658\uc744 \ub9c8\uce58\uba74 \uc5f0\uacb0 \uc0c1\ud0dc\uac00 <code>connected<\/code>\ub85c \uc804\ud658<\/li>\n\n\n\n<li>\uc774\ud6c4 \uc624\ub514\uc624 \uc2a4\ud2b8\ub9bc\uc774 \uc9c1\uc811 \uc804\ub2ec\ub418\uba70, \uc2e4\uc2dc\uac04 \uc74c\uc131 \ud1b5\ud654\uac00 \uac00\ub2a5\ud574\uc9d0<\/li>\n<\/ul>\n\n\n\n<p class=\"has-cyan-bluish-gray-background-color has-background has-medium-font-size\"><strong>\ucd94\ud6c4 \uad6c\ud604\ud560 \ud56d\ubaa9<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\uc77c\uc815\uc744 \uacf5\uc720<\/strong>\ud560 \uc218 \uc788\uac8c \ub9cc\ub4e4 \uac83.<\/li>\n\n\n\n<li>\ub2c9\ub124\uc784\uc744 \uc218\uc815\ud558\uace0 \uc2f6\uc744\ub54c \uc218\ub3d9\uc73c\ub85c&nbsp;Cloud Firestore\uc5d0 \ub4e4\uc5b4\uac00\uc11c \uc218\uc815\ud558\ub294 \uac83\uc774 \uc544\ub2cc,<br><strong>\ub2c9\ub124\uc784 \uc218\uc815 \ubc84\ud2bc\uc744 \ub9cc\ub4e4\uc5b4\uc11c \uac04\ud3b8\ud558\uac8c \uc218\uc815<\/strong>\ud558\uac8c\ub054 \ub9cc\ub4e4 \uac83. (\uc124\uc815 \ucc3d \uad6c\ud604)<\/li>\n\n\n\n<li>Authentication\uc5d0\uc11c \uacc4\uc815\uc744 \uc0ad\uc81c\ud558\ub294 \uacbd\uc6b0 \uadf8 \uacc4\uc815\uacfc \uad00\ub828\ud55c \ub370\uc774\ud130\uac00 \uc0ad\uc81c\uac00 \uc548\ub41c\ub2e4. \ub098\uc911\uc5d0 <strong>\uacc4\uc815 \uc0ad\uc81c \ubc84\ud2bc\uc744 \ub9cc\ub4e4\uace0 \uacc4\uc815\uc774 \uc0ad\uc81c\uac00 \ub420 \uc2dc \uadf8 \uacc4\uc815\uacfc \uad00\ub828\ud55c \ub370\uc774\ud130\uac00 \uc0ad\uc81c<\/strong>\ub418\uac8c\ub054 \uad6c\ud604 (\uc124\uc815 \ucc3d \uad6c\ud604)<\/li>\n\n\n\n<li>\ud604\uc7ac offer, answer, ice\ud6c4\ubcf4 \uc804\ubd80 push\ub9cc \ud558\uace0\uc788\uc5b4\uc11c db\uc5d0 \uc313\uc774\uace0\uc788\uae30 \ub54c\ubb38\uc5d0 \ucc98\ub9ac\ud6c4 \uc0ad\uc81c \ud560 \uc218 \uc788\ub3c4\ub85d \ud560 \uc608\uc815.<\/li>\n\n\n\n<li>\ud398\uc774\uc9c0 <strong>\uc0c8\ub85c\uace0\uce68\ud558\uac8c \ub418\uba74 \uc704\uc758 \uc5f0\uacb0\uc815\ubcf4\uac00 \uc720\uc2e4\ub418\ub294 \ubb38\uc81c \ud574\uacb0\ud560 \uc608\uc815<\/strong>.<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<div class=\"mh-excerpt\"><p>3\uc8fc\ucc28 \uae30\ub2a5 \ucd94\uac00 \ubc0f \uc218\uc815 \uc0ac\ud56d 3\uc8fc\ucc28 \ud3c9\uac00 \ubaa9\ub85d \uc77c\uc815 \uae30\ub2a5 \ucd94\uac00 \uc77c\uc815 \uae30\ub2a5 \uba54\uc778\ud654\uba74 \uad6c\ud604 \uc774\ubbf8\uc9c0 \uc77c\uc815\uc744 \ucd94\uac00\ud588\uc744 \ub54c \ub85c\uadf8\uc544\uc6c3 \uc0c1\ud0dc\uc5d0\uc11c \uc77c\uc815\uc744 \ucd94\uac00\ud558\ub824 \ud560 <a class=\"mh-excerpt-more\" href=\"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/2025\/03\/31\/3%ec%a3%bc%ec%b0%a8\/\" title=\"3\uc8fc\ucc28\">[&#8230;]<\/a><\/p>\n<\/div>","protected":false},"author":54,"featured_media":336,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ngg_post_thumbnail":0,"footnotes":""},"categories":[3],"tags":[],"class_list":["post-69","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-3"],"jetpack_featured_media_url":"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-content\/uploads\/sites\/54\/2025\/03\/ChatGPT-Image-2025\ub144-6\uc6d4-13\uc77c-\uc624\ud6c4-03_49_15.png","_links":{"self":[{"href":"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-json\/wp\/v2\/posts\/69","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-json\/wp\/v2\/users\/54"}],"replies":[{"embeddable":true,"href":"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-json\/wp\/v2\/comments?post=69"}],"version-history":[{"count":0,"href":"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-json\/wp\/v2\/posts\/69\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-json\/wp\/v2\/media\/336"}],"wp:attachment":[{"href":"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-json\/wp\/v2\/media?parent=69"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-json\/wp\/v2\/categories?post=69"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/infognu.ansan.ac.kr\/PortFolio\/202019017\/wp-json\/wp\/v2\/tags?post=69"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}