{"id":2338,"date":"2022-05-11T09:26:29","date_gmt":"2022-05-11T00:26:29","guid":{"rendered":"https:\/\/blog.wsd.sh\/?p=2338"},"modified":"2022-05-11T10:03:03","modified_gmt":"2022-05-11T01:03:03","slug":"pdf-js%e3%81%a7%e5%85%a8%e8%a7%92%e3%82%b9%e3%83%9a%e3%83%bc%e3%82%b9%e3%81%8c%e5%8d%8a%e8%a7%92%e3%82%b9%e3%83%9a%e3%83%bc%e3%82%b9%e3%81%a7%e8%aa%8d%e8%ad%98%e3%81%95%e3%82%8c%e3%82%8b%e5%af%be","status":"publish","type":"post","link":"https:\/\/blog.wsd.sh\/?p=2338","title":{"rendered":"<small>pdf.js\u3067\u5168\u89d2\u30b9\u30da\u30fc\u30b9\u304c\u534a\u89d2\u30b9\u30da\u30fc\u30b9\u3067\u8a8d\u8b58\u3055\u308c\u308b\u5bfe\u7b56 -> \u5931\u6557<\/small>"},"content":{"rendered":"<p>\uff11\uff0e\u5168\u89d2\u30b9\u30da\u30fc\u30b9\u304c\u534a\u89d2\u30b9\u30da\u30fc\u30b9\u3067\u8a8d\u8b58\u3055\u308c\u308b<br \/>\n\u30fb\u5168\u89d2\u304c\u8868\u793a\u3055\u308c\u306a\u3044\u3068\u304d\u306f\u201dcmaps\u306e\u8a2d\u5b9a\u304c\u5fc5\u8981\u201d\u3068\u3044\u3046\u8a18\u4e8b\u3092\u898b\u3064\u3051\u305f\u306e\u3067\u305f\u3081\u3057\u3066\u307f\u305f<\/p>\n<p>\uff12\uff0ecmaps\u306edownload<\/p>\n<pre>\r\n# wget https:\/\/github.com\/mozilla\/pdf.js\/releases\/download\/v2.13.216\/pdfjs-2.13.216-legacy-dist.zip\r\n# unzip pdfjs-2.13.216-legacy-dist.zip\r\n# cd web\r\n# ls -l\r\ntotal 2896\r\ndrwxrwxr-x   2 root root   12288 Feb 27 19:05 cmaps\r\n-rw-r--r--   1 root root 1016315 Nov  3  2016 compressed.tracemonkey-pldi-09.pdf\r\n-rw-r--r--   1 root root   19355 Nov 28 14:46 debugger.js\r\ndrwxrwxr-x   2 root root    4096 Feb 27 19:05 images\r\ndrwxrwxr-x 111 root root    4096 Feb 27 19:05 locale\r\ndrwxrwxr-x   2 root root    4096 Feb 27 19:05 standard_fonts\r\n-rw-r--r--   1 root root   64602 Feb 27 19:04 viewer.css\r\n-rw-r--r--   1 root root   22463 Feb 27 19:04 viewer.html\r\n-rw-r--r--   1 root root  751414 Feb 27 19:05 viewer.js\r\n-rw-r--r--   1 root root 1052853 Feb 27 19:05 viewer.js.map                      standard_fonts  viewer.js\r\n# \r\n<\/pre>\n<p>\uff13\uff0elib\/ \u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306bcmaps\u3092copy<\/p>\n<p>\uff14\uff0e\u201dcMapUrl\u201d \u3068 \u201ccMapPacked\u201d \u3092\u8ffd\u52a0<\/p>\n<pre>\r\n                const data = await this.API.readFileBinary(file);\r\n                const PDFJS = window.pdfjsLib;\r\n                PDFJS.GlobalWorkerOptions.workerSrc = '..\/lib\/pdf.worker.js';\r\n\r\n                loadingTask = PDFJS.getDocument({\r\n                                \"data\"          : data,\r\n                                \"cMapUrl\"       : '..\/lib\/cmaps\/',\r\n                                \"cMapPacked\"    : true\r\n                         });\r\n                loadingTask.promise.then( (pdf) => {\r\n                        this.API.analysisPdfText(pdf, file);\r\n                });\r\n<\/pre>\n<p>\uff15\uff0e\u30c0\u30e1\u3060\u3063\u305f<br \/>\n\u30fb\u5168\u89d2\u30b9\u30da\u30fc\u30b9\u306f\u534a\u89d2\u30b9\u30da\u30fc\u30b9\u3067\u8a8d\u8b58<\/p>\n<p>\u4ee5\u4e0a<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uff11\uff0e\u5168\u89d2\u30b9\u30da\u30fc\u30b9\u304c\u534a\u89d2\u30b9\u30da\u30fc\u30b9\u3067\u8a8d\u8b58\u3055\u308c\u308b \u30fb\u5168\u89d2\u304c\u8868\u793a\u3055\u308c\u306a\u3044\u3068\u304d\u306f\u201dcmaps\u306e\u8a2d\u5b9a\u304c\u5fc5\u8981\u201d\u3068\u3044\u3046\u8a18\u4e8b\u3092\u898b\u3064\u3051\u305f\u306e\u3067\u305f\u3081\u3057\u3066\u307f\u305f \uff12\uff0ecmaps\u306edownload # wget https:\/\/github.com\/&#8230;<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false},"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/blog.wsd.sh\/index.php?rest_route=\/wp\/v2\/posts\/2338"}],"collection":[{"href":"https:\/\/blog.wsd.sh\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.wsd.sh\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.wsd.sh\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.wsd.sh\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2338"}],"version-history":[{"count":6,"href":"https:\/\/blog.wsd.sh\/index.php?rest_route=\/wp\/v2\/posts\/2338\/revisions"}],"predecessor-version":[{"id":2344,"href":"https:\/\/blog.wsd.sh\/index.php?rest_route=\/wp\/v2\/posts\/2338\/revisions\/2344"}],"wp:attachment":[{"href":"https:\/\/blog.wsd.sh\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2338"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.wsd.sh\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2338"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.wsd.sh\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2338"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}