用PHP判断一个gif图片是不是动画
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<?php |
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function IsAnimatedGif($filename) |
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{ |
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$fp = fopen($filename, 'rb'); |
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$filecontent = fread($fp, filesize($filename)); |
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fclose($fp); |
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return strpos($filecontent,chr(0x21).chr(0xff).chr(0x0b).'NETSCAPE2.0') === FALSE?0:1; |
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} |
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echo IsAnimatedGif("https://licai.so/img/weekreport.gif"); |
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?> |
![emlog百度分享插件[提供下载]](/content/uploadfile/201211/42dcb5f457a9086a588c7ef856eeb0fc20121120050703.jpg)