{"id":154,"date":"2013-10-21T00:00:00","date_gmt":"2013-10-20T15:00:00","guid":{"rendered":"http:\/\/taitan916.info\/blog\/?p=154"},"modified":"2024-01-12T19:58:34","modified_gmt":"2024-01-12T10:58:34","slug":"post-154","status":"publish","type":"post","link":"https:\/\/taitan916.info\/blog\/archives\/154","title":{"rendered":"PHP\u3067\u753b\u50cf\u306b\u30e2\u30b6\u30a4\u30af\u3092\u304b\u3051\u3066\u4fdd\u5b58"},"content":{"rendered":"

\u3084\u308a\u305f\u304b\u3063\u305f\u4e8b\u306fPHP<\/a>\u3067<\/p>\n

\u30fb\u30e2\u30b6\u30a4\u30af\u51e6\u7406
\n\u30fb\u5143\u306e\u753b\u50cf\u3068\u306f\u5225\u306b\u30d5\u30a1\u30a4\u30eb\u540d\u3092\u3064\u3051\u3066\u4fdd\u5b58
\n\u30fbjpg\u3060\u3051\u3067OK<\/p>\n

\u25a0\u53c2\u8003\u30b5\u30a4\u30c8<\/span>
\nhttp:\/\/pentan.info\/php\/sample\/img_mosaic.html<\/a><\/p>\n

\u25a0\u30bd\u30fc\u30b9<\/span>
\n<?
\n$mosaic<\/a> = 5; \/\/\u30e2\u30b6\u30a4\u30af\u306e\u7a0b\u5ea6\u3092\u8a2d\u5b9a<\/span>
\n$path = '.\/img\/dog.jpg';<\/p>\n

list($img_width,$img_height,$type)=getimagesize($path);
\nif(!($src=imagecreatefromjpeg($path))){
\nheader(\"Content-Type: image\/jpeg\");
\nreadfile($path);
\n}<\/p>\n

\/\/\u30e2\u30b6\u30a4\u30af\u51e6\u7406<\/span>
\n$img_width_m = intval($img_width\/$mosaic<\/a>);
\n$img_height_m = intval($img_height\/$mosaic<\/a>);
\n$dst_m=imagecreatetruecolor($img_width_m,$img_height_m);
\nimagecopyresampled($dst_m,$src,0,0,0,0,$img_width_m,$img_height_m,$img_width,$img_height);
\n$dst=imagecreatetruecolor($img_width,$img_height);
\nimagecopyresampled($dst,$dst_m,0,0,0,0,$img_width,$img_height,$img_width_m,$img_height_m);<\/p>\n

imagejpeg($dst,'.\/img\/dogs.jpg');\/\/\u5225\u540d\u3067\u4fdd\u5b58<\/span>
\n?><\/p>\n

\u7e2e\u5c0f\u3057\u3066\u62e1\u5927\u3059\u308b\u3060\u3051\u3067\u30e2\u30b6\u30a4\u30af\u304c\u304b\u304b\u308b\u3068\u3044\u3046\u306e\u306f\u9a5a\u304d\u3002
\n$mosaic<\/a>\u306e\u5024\u3092\u5909\u3048\u308b\u3068\u30e2\u30b6\u30a4\u30af\u306e\u7a0b\u5ea6\u3082\u5909\u308f\u308b\u306e\u3067\u3001
\n\u9762\u767d\u3044\u3082\u306e\u304c\u4f5c\u3089\u308c\u305d\u3046\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u3084\u308a\u305f\u304b\u3063\u305f\u4e8b\u306fPHP\u3067 \u30fb\u30e2\u30b6\u30a4\u30af\u51e6\u7406 \u30fb\u5143\u306e\u753b\u50cf\u3068\u306f\u5225\u306b\u30d5\u30a1\u30a4\u30eb\u540d\u3092\u3064\u3051\u3066\u4fdd ... <\/p>\n","protected":false},"author":1,"featured_media":1085,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[2],"tags":[91],"class_list":["post-154","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-php","tag-image"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/posts\/154","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/comments?post=154"}],"version-history":[{"count":0,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/posts\/154\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/media\/1085"}],"wp:attachment":[{"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/media?parent=154"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/categories?post=154"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/taitan916.info\/blog\/wp-json\/wp\/v2\/tags?post=154"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}