{"id":96,"date":"2013-04-18T21:58:22","date_gmt":"2013-04-18T12:58:22","guid":{"rendered":"http:\/\/www.chihayafuru.jp\/tech\/?p=96"},"modified":"2017-02-13T14:24:06","modified_gmt":"2017-02-13T05:24:06","slug":"cfdatagetbyteptrdata%e3%81%a7exc_bad_access%e4%be%8b%e5%a4%96","status":"publish","type":"post","link":"https:\/\/www.chihayafuru.jp\/tech\/index.php\/archives\/96","title":{"rendered":"CFDataGetBytePtr(data)\u3067EXC_BAD_ACCESS\u4f8b\u5916"},"content":{"rendered":"<h3>\u75c7\u72b6<\/h3>\n<p>CFDataGetBytePtr(data)\u306e\u30a2\u30af\u30bb\u30b9\u3067EXC_BAD_ACCESS\u4f8b\u5916\u304c\u767a\u751f\u3059\u308b\u3002<\/p>\n<p>\u203biOS5\u4ee5\u524d\u3067\u306f\u554f\u984c\u306f\u751f\u3058\u306a\u3044\u3002iOS6\u3067\u521d\u3081\u3066\u906d\u9047\u3059\u308b\u30c8\u30e9\u30d6\u30eb\u3002<\/p>\n<h3>\u56de\u907f\u7b56<\/h3>\n<p>\u53ef\u5909\u9577\u30c7\u30fc\u30bf\u3068\u3057\u3066\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3002<\/p>\n<h3>\u56de\u907f\u30b3\u30fc\u30c9\u4f8b<\/h3>\n<pre class=\"lang:objc decode:true \" >CFDataRef data = CGDataProviderCopyData(dataProvider);\r\nCFMutableDataRef inputData = CFDataCreateMutableCopy(0, 0, data);\r\nUInt8* buffer = (UInt8*) CFDataGetMutableBytePtr(inputData);\r\n\r\n\/\/ --- do something (ex. image processing) ---\r\n\r\nCFRelease(inputData);\r\nCFRelease(data);<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u75c7\u72b6 CFDataGetBytePtr(data)\u306e\u30a2\u30af\u30bb\u30b9\u3067EXC_BAD_ACCESS\u4f8b\u5916\u304c\u767a\u751f\u3059\u308b\u3002 \u203biOS5\u4ee5\u524d\u3067\u306f\u554f\u984c\u306f\u751f\u3058\u306a\u3044\u3002iOS6\u3067\u521d\u3081\u3066\u906d\u9047\u3059\u308b\u30c8\u30e9\u30d6\u30eb\u3002 \u56de\u907f\u7b56 \u53ef\u5909\u9577\u30c7\u30fc\u30bf\u3068\u3057\u3066\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3002  [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[7],"class_list":["post-96","post","type-post","status-publish","format-standard","hentry","category-memo","tag-ios"],"_links":{"self":[{"href":"https:\/\/www.chihayafuru.jp\/tech\/index.php\/wp-json\/wp\/v2\/posts\/96","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.chihayafuru.jp\/tech\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.chihayafuru.jp\/tech\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.chihayafuru.jp\/tech\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.chihayafuru.jp\/tech\/index.php\/wp-json\/wp\/v2\/comments?post=96"}],"version-history":[{"count":17,"href":"https:\/\/www.chihayafuru.jp\/tech\/index.php\/wp-json\/wp\/v2\/posts\/96\/revisions"}],"predecessor-version":[{"id":170,"href":"https:\/\/www.chihayafuru.jp\/tech\/index.php\/wp-json\/wp\/v2\/posts\/96\/revisions\/170"}],"wp:attachment":[{"href":"https:\/\/www.chihayafuru.jp\/tech\/index.php\/wp-json\/wp\/v2\/media?parent=96"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.chihayafuru.jp\/tech\/index.php\/wp-json\/wp\/v2\/categories?post=96"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.chihayafuru.jp\/tech\/index.php\/wp-json\/wp\/v2\/tags?post=96"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}