{"id":1552,"date":"2020-06-10T09:49:56","date_gmt":"2020-06-10T01:49:56","guid":{"rendered":"http:\/\/www.iooe.cn\/?p=1552"},"modified":"2020-06-10T09:49:56","modified_gmt":"2020-06-10T01:49:56","slug":"%e5%9c%a8%e5%bc%84%e5%85%ac%e4%bc%97%e5%8f%b7%e6%b5%b7%e6%8a%a5%e5%8a%9f%e8%83%bd%e6%97%b6%ef%bc%8c%e7%94%a8phpqrcode%e7%94%9f%e6%88%90%e7%9a%84%e4%ba%8c%e7%bb%b4%e7%a0%81%e5%9b%ba%e5%ae%9a%e5%a4%a7","status":"publish","type":"post","link":"http:\/\/www.iooe.cn\/index.php\/2020\/06\/10\/%e5%9c%a8%e5%bc%84%e5%85%ac%e4%bc%97%e5%8f%b7%e6%b5%b7%e6%8a%a5%e5%8a%9f%e8%83%bd%e6%97%b6%ef%bc%8c%e7%94%a8phpqrcode%e7%94%9f%e6%88%90%e7%9a%84%e4%ba%8c%e7%bb%b4%e7%a0%81%e5%9b%ba%e5%ae%9a%e5%a4%a7\/","title":{"rendered":"\u5728\u5f04\u516c\u4f17\u53f7\u6d77\u62a5\u529f\u80fd\u65f6\uff0c\u7528phpqrcode\u751f\u6210\u7684\u4e8c\u7ef4\u7801\u56fa\u5b9a\u5927\u5c0f"},"content":{"rendered":"\n

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  1. \u751f\u6210\u4ee3\u7801\u65f6\uff0c\u7528 imagecopyresampled\uff08\uff09\u51fd\u6570\u8fdb\u884c\u5904\u7406<\/li><\/ol>\n\n\n\n
    imagecopyresampled($thumb_qr, $img_content, 0, 0, 0, 0, 206, 206, $imgarr[0], $imgarr[1]);\/\/\u6838\u5fc3\u51fd\u6570\uff0c\u6539\u53d8\u4e8c\u7ef4\u7801\u56fe\u7247\u5927\u5c0f\n<\/code><\/pre>\n\n\n\n
    1. \u5728\u5904\u7406\u524d\u5148\u628a\u751f\u6210\u7684\u4e8c\u7ef4\u7801\u56fe\u7247\u5927\u5c0f\u8bfb\u51fa\u6765\uff0c\u7528getimagesize()\u65b9\u6cd5\u3002<\/li><\/ol>\n\n\n\n
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        \"\"
        \u5b8c\u6574\u4ee3\u7801\u56fe\u7247
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        \/\/\u83b7\u53d6\u56fe\u7247\u4fe1\u606f\uff0c \u8fd9\u91cc\u53d6 \u5bbd\uff0c \u9ad8\n$imgarr = getimagesize($qr_code);\n\n\/\/\u5c06\u5fae\u4fe1\u4e8c\u7ef4\u7801\u7f29\u5c0f\u81f3206*206\uff0c\u9ed8\u8ba4\u662f430\n$file_name =  getcwd().\"\/Uploads\/Qrcode\/\".$id.'_'.md5($codeContents).\"_206px.png\";\nif (!file_exists($file_name)) { \n\t$thumb_qr = imagecreatetruecolor(206,206);     \/\/\u521b\u5efa\u4e00\u4e2a\u65b0\u7684\u753b\u5e03\uff08\u7f29\u653e\u540e\u7684\uff09\uff0c\u4ece\u5de6\u4e0a\u89d2\u5f00\u59cb\u586b\u5145\u900f\u660e\u80cc\u666f\n\t$img_content = imagecreatefrompng($qr_code);\t\/\/\u83b7\u53d6\u56fe\u7247\u8d44\u6e90\n        imagecopyresampled($thumb_qr, $img_content, 0, 0, 0, 0, 206, 206, $imgarr[0], $imgarr[1]);\/\/\u6838\u5fc3\u51fd\u6570\uff0c\u6539\u53d8\u4e8c\u7ef4\u7801\u56fe\u7247\u5927\u5c0f\n\timagepng($thumb_qr,$file_name);\t\/\/$thumb_qr \u5e95\u7247\uff0c$file_name \u76f8\u7247\u5185\u5bb9  \n} <\/code><\/pre>\n\n\n\n
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