{"id":214,"date":"2013-09-18T23:45:12","date_gmt":"2013-09-18T14:45:12","guid":{"rendered":"https:\/\/www.dogrow.net\/octave\/?p=214"},"modified":"2019-10-26T20:21:34","modified_gmt":"2019-10-26T11:21:34","slug":"blog25","status":"publish","type":"post","link":"https:\/\/www.dogrow.net\/octave\/blog25\/","title":{"rendered":"(25) imread\u3092\u4f7f\u3048\u308b\u3088\u3046\u306b\u3059\u308b"},"content":{"rendered":"<p>Octave\u3067 <span class=\"my_fc_deeppinkBBig\">imread<\/span> \u3092\u4f7f\u3063\u3066\u753b\u50cf\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3082\u3046\u3068\u3057\u305f\u3068\u3053\u308d\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\u3002<\/p>\n<pre class=\"my_pre_octave\">\r\noctave:3&gt; imread('test.tif')\r\n<span class=\"my_fc_crimsonB\">error: imread: invalid image file: imread: image reading capabilities were disabled when Octave was compiled\r\nerror: called from:\r\nerror:   \/usr\/local\/share\/octave\/3.6.4\/m\/image\/imread.m at line 74, column 7<\/span>\r\noctave:3&gt;\r\n<\/pre>\n<p>\u3069\u3046\u3084\u3089Octave\u3092\u30b3\u30f3\u30d1\u30a4\u30eb\u3057\u305f\u3068\u304d\u306b\u753b\u50cf\u30d5\u30a1\u30a4\u30eb\u306e\u8aad\u307f\u8fbc\u307f\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u4f5c\u3063\u3066\u3044\u306a\u304b\u3063\u305f\u3088\u3046\u3060\u3002<\/p>\n<p>\u305d\u3053\u3067 Octave\u3092\u518d\u5ea6\u30b3\u30f3\u30d1\u30a4\u30eb\u3059\u308b\u3053\u3068\u306b\u3057\u305f\u3002<\/p>\n<pre class=\"my_pre\">\r\n[user@dog-server]$ tar zxf octave-3.6.4.tar.gz\r\n[user@dog-server]$ cd octave-3.6.4\r\n[user@dog-server]$ mkdir .build\r\n[user@dog-server]$ cd .build\r\n[user@dog-server]$ ..\/configure\r\n<\/pre>\n<p>\u3059\u308b\u3068 configure\u5b9f\u884c\u6642\u306b imread\u306b\u95a2\u3059\u308b\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u8b66\u544a\u304c\u51fa\u305f\u3002<\/p>\n<pre class=\"my_pre\">\r\nconfigure: WARNING: GraphicsMagick++ library not found.  The imread function for reading image files will not be fully functional.\r\n<\/pre>\n<p>GraphicsMagick++\u30e9\u30a4\u30d6\u30e9\u30ea\u304c\u898b\u3064\u304b\u3089\u305a\u306b imread\u304c\u4e0d\u5b8c\u5168\u306a\u52d5\u4f5c\u306b\u306a\u308b\u3068\u306e\u3053\u3068\u3002<\/p>\n<p>GraphicsMagick++\u3092\u5171\u6709\u30e9\u30a4\u30d6\u30e9\u30ea(.so)\u751f\u6210\u6307\u5b9a\u4ed8\u304d\u3067\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u3002<\/p>\n<pre class=\"my_pre\">\r\n[user@dog-server]$ tar zxf GraphicsMagick-1.3.18.tar.gz\r\n[user@dog-server]$ cd GraphicsMagick-1.3.18\r\n[user@dog-server]$ .\/configure --enable-shared\r\n[user@dog-server]$ make\r\n[user@dog-server]$ make check\r\n[user@dog-server]$ sudo make install\r\n<\/pre>\n<p>\u3053\u3053\u3067\u3001Octave\u306e configure\u3092\u518d\u5ea6\u5b9f\u884c\u3057\u3066\u307f\u308b\u3002<\/p>\n<pre class=\"my_pre\">\r\n[user@dog-server]$ ..\/configure --with-quantum-depth=32 --enable-shared --disable-static --with-magick-plus-plus=yes\r\n<\/pre>\n<p>\u3059\u308b\u3068\u3001\u307e\u305f\u540c\u3058\u8b66\u544a\u304c\u51fa\u305f&#8230;<\/p>\n<pre class=\"my_pre\">\r\nconfigure: WARNING: GraphicsMagick++ library not found.  The imread function for reading image files will not be fully functional.\r\n<\/pre>\n<p>config.log\u3092\u898b\u308b\u3068\u3001\u3069\u3046\u3084\u3089\u74b0\u5883\u5909\u6570 <span class=\"my_fc_crimsonB\">PKG_CONFIG_PATH<\/span> \u306b <span class=\"my_fc_crimsonB\">GraphicsMagick++.pc<\/span> \u306e\u30d1\u30b9\u3092\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3068\u306e\u3053\u3068\u3002<br \/>\nGraphicsMagick++\u306e make install\u3067\u51fa\u529b\u3055\u308c\u3066\u3044\u308b\u306f\u305a\u306a\u306e\u3067 \/usr \u914d\u4e0b\u3067\u691c\u7d22\u3057\u3066\u307f\u308b\u3002<\/p>\n<pre class=\"my_pre\">\r\n[user@dog-server]$ find \/usr -name \"GraphicsMagick++.pc\"\r\n\/usr\/local\/lib\/pkgconfig\/GraphicsMagick++.pc\r\n<\/pre>\n<p>GraphicsMagick++.pc\u304c\u7f6e\u304b\u308c\u3066\u3044\u308b \/usr\/local\/lib\/pkgconfig \u3092\u74b0\u5883\u5909\u6570 PKG_CONFIG_PATH \u306b\u8a2d\u5b9a\u3057\u3001\u518d\u5ea6Octave\u306econfigure\u3092\u5b9f\u884c\u3059\u308b\u3002<\/p>\n<pre class=\"my_pre\">\r\n[user@dog-server]$ export PKG_CONFIG_PATH=\/usr\/local\/lib\/pkgconfig\r\n[user@dog-server]$ ..\/configure --with-quantum-depth=32 --enable-shared --disable-static --with-magick-plus-plus=yes\r\n<\/pre>\n<p>\u3059\u308b\u3068 config.log\u304b\u3089\u300cimread\u304c&#8230;\u300d\u306e\u8b66\u544a\u304c\u6d88\u3048\u305f\u3002<\/p>\n<p>configure\u304c\u3046\u307e\u304f\u884c\u3063\u305f\u3088\u3046\u306a\u306e\u3067 Octave\u3092 make, make check\u3059\u308b\u3002<\/p>\n<pre class=\"my_pre\">\r\n[user@dog-server]$ make\r\n[user@dog-server]$ make check\r\n<\/pre>\n<p>Octave\u3092 make install\u3059\u308b\u524d\u306b imread\u304c\u4f7f\u3048\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u304b\u3092 run-octave \u3067\u78ba\u8a8d\u3057\u3066\u307f\u308b\u3002<\/p>\n<pre class=\"my_pre_octave\">\r\n[user@dog-server]$ run-octave\r\noctave:1&gt; ls\r\npicture.jpg\r\noctave:2&gt; img=<span class=\"my_fc_deeppinkB\">imread<\/span>('picture.jpg');\r\noctave:3&gt; size(img)\r\nans =\r\n   241   266     3\r\noctave:4&gt;\r\n<\/pre>\n<p>imread\u304c\u6b63\u5e38\u306b\u52d5\u4f5c\u3057\u305f\u3002<\/p>\n<p>\u6700\u5f8c\u306b Octave\u3092 make install\u3059\u308b\u3002<\/p>\n<pre class=\"my_pre\">\r\n[user@dog-server]$ sudo make install\r\n<\/pre>\n<p>\u3044\u308d\u3044\u308d\u3068\u624b\u9593\u53d6\u3063\u305f\u3051\u308c\u3069\u3082\u4f55\u3068\u304b\u52d5\u304f\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f(^^)<\/p>\n<hr class=\"my_hr_bottom\">\n","protected":false},"excerpt":{"rendered":"<p>Octave\u3067 imread \u3092\u4f7f\u3063\u3066\u753b\u50cf\u30d5\u30a1\u30a4\u30eb\u3092\u8aad\u307f\u8fbc\u3082\u3046\u3068\u3057\u305f\u3068\u3053\u308d\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u305f\u3002 octave:3&gt; imread(&#8216;test.tif&#8217;) error: imread: invalid i\u2026 <span class=\"read-more\"><a href=\"https:\/\/www.dogrow.net\/octave\/blog25\/\">\u7d9a\u304d\u3092\u8aad\u3080 &raquo;<\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[19,4],"tags":[],"class_list":["post-214","post","type-post","status-publish","format-standard","hentry","category-19","category-4"],"views":6382,"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.dogrow.net\/octave\/wp-json\/wp\/v2\/posts\/214","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.dogrow.net\/octave\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.dogrow.net\/octave\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.dogrow.net\/octave\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.dogrow.net\/octave\/wp-json\/wp\/v2\/comments?post=214"}],"version-history":[{"count":18,"href":"https:\/\/www.dogrow.net\/octave\/wp-json\/wp\/v2\/posts\/214\/revisions"}],"predecessor-version":[{"id":998,"href":"https:\/\/www.dogrow.net\/octave\/wp-json\/wp\/v2\/posts\/214\/revisions\/998"}],"wp:attachment":[{"href":"https:\/\/www.dogrow.net\/octave\/wp-json\/wp\/v2\/media?parent=214"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.dogrow.net\/octave\/wp-json\/wp\/v2\/categories?post=214"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.dogrow.net\/octave\/wp-json\/wp\/v2\/tags?post=214"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}