{"id":182201,"date":"2024-05-08T21:15:31","date_gmt":"2024-05-08T13:15:31","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/182201.html"},"modified":"2024-05-08T21:15:46","modified_gmt":"2024-05-08T13:15:46","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8php%e5%b0%86%e5%85%b6%e4%bb%96%e6%a0%bc%e5%bc%8f%e7%9a%84%e5%9b%be%e7%89%87%e8%bd%ac%e6%8d%a2%e4%b8%bawebp%e6%a0%bc%e5%bc%8f%e7%9a%84","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/182201.html","title":{"rendered":"\u5982\u4f55\u4f7f\u7528php\u5c06\u5176\u4ed6\u683c\u5f0f\u7684\u56fe\u7247\u8f6c\u6362\u4e3awebp\u683c\u5f0f\u7684"},"content":{"rendered":"<p style=\"text-align:center\"><img decoding=\"async\" src=\"https:\/\/cdn-kb.worktile.com\/kb\/wp-content\/uploads\/2024\/04\/27072214\/d8b21c9f-92c5-4809-bcfd-061bc05fa9b6.webp\" alt=\"\u5982\u4f55\u4f7f\u7528php\u5c06\u5176\u4ed6\u683c\u5f0f\u7684\u56fe\u7247\u8f6c\u6362\u4e3awebp\u683c\u5f0f\u7684\" \/><\/p>\n<p><p>\u5c06\u5176\u4ed6\u683c\u5f0f\u7684\u56fe\u7247\u8f6c\u6362\u4e3awebp\u683c\u5f0f\u53ef\u4ee5\u663e\u8457\u51cf\u5c11\u56fe\u7247\u6587\u4ef6\u4f53\u79ef\u3001\u63d0\u5347\u9875\u9762\u52a0\u8f7d\u901f\u5ea6\u3001\u4f18\u5316\u7528\u6237\u4f53\u9a8c\u3002\u5728PHP\u4e2d\uff0c\u4f60\u53ef\u4ee5\u5229\u7528GD\u5e93\u6216\u8005Imagick\u6269\u5c55\u6765\u5b9e\u73b0\u683c\u5f0f\u8f6c\u6362\u3002\u5176\u4e2d\uff0cGD\u5e93\u76f8\u5bf9\u8f7b\u91cf\u7ea7\uff0c\u800cImagick\u63d0\u4f9b\u4e86\u66f4\u591a\u9ad8\u7ea7\u7684\u56fe\u7247\u5904\u7406\u529f\u80fd\u3002\u4ee5GD\u5e93\u4e3a\u4f8b\uff0c\u9996\u5148\u8981\u68c0\u67e5PHP\u914d\u7f6e\u4e2d\u662f\u5426\u5f00\u542f\u4e86GD\u5e93\u7684\u652f\u6301\uff0c\u5e76\u4e14\u786e\u4fdd\u670d\u52a1\u5668\u5b89\u88c5\u4e86\u5bf9webp\u683c\u5f0f\u7684\u652f\u6301\u3002\u8f6c\u6362\u6d41\u7a0b\u901a\u5e38\u5305\u62ec\uff1a\u8bfb\u53d6\u539f\u56fe\u7247\u3001\u521b\u5efa\u56fe\u7247\u8d44\u6e90\u3001\u8f93\u51fa\u4e3awebp\u683c\u5f0f\u3001\u91ca\u653e\u56fe\u7247\u8d44\u6e90\u3002<\/p>\n<\/p>\n<p><h3>\u4e00\u3001\u73af\u5883\u51c6\u5907<\/h3>\n<\/p>\n<p><p>\u5728\u5f00\u59cb\u4e4b\u524d\uff0c\u4f60\u9700\u8981\u786e\u8ba4PHP\u73af\u5883\u5df2\u7ecf\u5b89\u88c5\u5e76\u542f\u7528\u4e86GD\u5e93\uff0c\u5e76\u652f\u6301webp\u683c\u5f0f\u3002\u53ef\u4ee5\u4f7f\u7528<code>phpinfo()<\/code>\u51fd\u6570\u68c0\u67e5\u662f\u5426\u652f\u6301webp\u3002\u5982\u679c\u672a\u652f\u6301\uff0c\u53ef\u80fd\u9700\u8981\u91cd\u65b0\u7f16\u8bd1PHP\u6216\u8005\u5b89\u88c5\u76f8\u5e94\u7684\u8f6f\u4ef6\u5305\u3002<\/p>\n<\/p>\n<p><h3>\u4e8c\u3001\u8bfb\u53d6\u539f\u59cb\u56fe\u7247<\/h3>\n<\/p>\n<p><p>\u8f6c\u6362\u524d\uff0c\u9996\u5148\u8981\u8bfb\u53d6\u539f\u59cb\u56fe\u7247\u3002PHP\u7684GD\u5e93\u4e3a\u4e0d\u540c\u683c\u5f0f\u7684\u56fe\u7247\u63d0\u4f9b\u4e86\u5404\u81ea\u7684\u8bfb\u53d6\u51fd\u6570\uff0c\u4f8b\u5982<code>imagecreatefromjpeg()<\/code>\u3001<code>imagecreatefrompng()<\/code>\u7b49\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-php\">function loadImage($filepath) {<\/p>\n<p>    $info = getimagesize($filepath);<\/p>\n<p>    switch ($info[&#039;mime&#039;]) {<\/p>\n<p>        case &#039;image\/jpeg&#039;:<\/p>\n<p>            return imagecreatefromjpeg($filepath);<\/p>\n<p>        case &#039;image\/png&#039;:<\/p>\n<p>            return imagecreatefrompng($filepath);<\/p>\n<p>        case &#039;image\/gif&#039;:<\/p>\n<p>            return imagecreatefromgif($filepath);<\/p>\n<p>        default:<\/p>\n<p>            throw new Exception(&#039;Unsupported image type.&#039;);<\/p>\n<p>    }<\/p>\n<p>}<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h3>\u4e09\u3001\u521b\u5efa\u56fe\u50cf\u8d44\u6e90<\/h3>\n<\/p>\n<p><p>\u4e00\u65e6\u83b7\u5f97\u4e86\u539f\u59cb\u56fe\u7247\u7684\u8d44\u6e90\uff0c\u4f60\u53ef\u4ee5\u5bf9\u5176\u8fdb\u884c\u5904\u7406\u3002\u5982\u679c\u8981\u8c03\u6574\u5927\u5c0f\u6216\u5e94\u7528\u5176\u4ed6\u6548\u679c\uff0c\u8fd9\u4e00\u6b65\u4e2d\u4f1a\u8fdb\u884c\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-php\">function createImageResource($image) {<\/p>\n<p>    \/\/ \u5904\u7406\u548c\u8c03\u6574\u56fe\u50cf\u903b\u8f91\u653e\u5728\u8fd9\u91cc<\/p>\n<p>    return $image;<\/p>\n<p>}<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h3>\u56db\u3001\u8f93\u51fa\u4e3aWEBP\u683c\u5f0f<\/h3>\n<\/p>\n<p><p>\u4f7f\u7528GD\u5e93\u7684<code>imagewebp()<\/code>\u51fd\u6570\u53ef\u4ee5\u5c06\u56fe\u7247\u8d44\u6e90\u8f93\u51fa\u4e3awebp\u683c\u5f0f\u3002\u4f60\u53ef\u4ee5\u9009\u62e9\u4fdd\u5b58\u5230\u6587\u4ef6\uff0c\u6216\u8005\u76f4\u63a5\u8f93\u51fa\u5230\u6d4f\u89c8\u5668\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-php\">function outputWebp($imageResource, $quality = 80) {<\/p>\n<p>    header(&#039;Content-Type: image\/webp&#039;);<\/p>\n<p>    imagewebp($imageResource, null, $quality); \/\/ \u8f93\u51fa\u5230\u6d4f\u89c8\u5668<\/p>\n<p>    \/\/ \u6216\u8005\u5c06\u5176\u4fdd\u5b58\u5230\u6587\u4ef6\uff1aimagewebp($imageResource, &#039;path\/to\/file.webp&#039;, $quality);<\/p>\n<p>}<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h3>\u4e94\u3001\u91ca\u653e\u56fe\u50cf\u8d44\u6e90<\/h3>\n<\/p>\n<p><p>\u5728\u5904\u7406\u5b8c\u6210\u540e\uff0c\u5e94\u8be5\u91ca\u653e\u4e0e\u56fe\u50cf\u8d44\u6e90\u76f8\u5173\u7684\u5185\u5b58\u3002\u8fd9\u4e00\u6b65\u5f88\u5173\u952e\uff0c\u53ef\u9632\u6b62\u5185\u5b58\u6cc4\u6f0f\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-php\">function freeImageResource($imageResource) {<\/p>\n<p>    imagedestroy($imageResource);<\/p>\n<p>}<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h3>\u516d\u3001\u8f6c\u6362\u6d41\u7a0b\u5b9e\u73b0<\/h3>\n<\/p>\n<p><p>\u5c06\u4e0a\u9762\u7684\u51fd\u6570\u7ec4\u5408\u8d77\u6765\uff0c\u8fdb\u884c\u5b8c\u6574\u7684\u8f6c\u6362\u6d41\u7a0b\u3002<\/p>\n<\/p>\n<p><pre><code class=\"language-php\">$file = &#039;path\/to\/your\/image.jpg&#039;; \/\/ \u5f85\u8f6c\u6362\u7684\u56fe\u7247\u8def\u5f84<\/p>\n<p>try {<\/p>\n<p>    $imageResource = loadImage($file);<\/p>\n<p>    $imageResource = createImageResource($imageResource); \/\/ \u5982\u679c\u9700\u8981\u5904\u7406\u5219\u8c03\u7528\u6b64\u51fd\u6570<\/p>\n<p>    outputWebp($imageResource, 80); \/\/ \u7b2c\u4e8c\u4e2a\u53c2\u6570\u4e3a\u8d28\u91cf\u503c\uff0c\u8303\u56f4\u4ece0\u5230100<\/p>\n<p>} catch (Exception $e) {<\/p>\n<p>    \/\/ \u9519\u8bef\u5904\u7406\u903b\u8f91<\/p>\n<p>} finally {<\/p>\n<p>    if (isset($imageResource)) {<\/p>\n<p>        freeImageResource($imageResource);<\/p>\n<p>    }<\/p>\n<p>}<\/p>\n<p><\/code><\/pre>\n<\/p>\n<p><h3>\u4e03\u3001\u9ad8\u7ea7\u5904\u7406<\/h3>\n<\/p>\n<p><p>\u5bf9\u4e8e\u9700\u8981\u66f4\u9ad8\u7ea7\u529f\u80fd\u7684\u60c5\u51b5\uff0c\u5982\u989c\u8272\u7ba1\u7406\u3001\u591a\u5c42\u6b21\u7684\u56fe\u7247\u5904\u7406\u3001\u590d\u6742\u7684\u56fe\u5f62\u53d8\u6362\u7b49\uff0c\u4f60\u53ef\u4ee5\u9009\u62e9\u4f7f\u7528Imagick\u6269\u5c55\u3002<\/p>\n<\/p>\n<p><h3>\u516b\u3001\u6ce8\u610f\u4e8b\u9879<\/h3>\n<\/p>\n<p><p>\u5728\u8fdb\u884c\u56fe\u7247\u8f6c\u6362\u65f6\u9700\u8981\u6ce8\u610f\u51e0\u4e2a\u91cd\u8981\u4e8b\u9879\uff1a<\/p>\n<\/p>\n<ul>\n<li><strong>\u56fe\u7247\u8d28\u91cf\uff1a<\/strong> webp\u683c\u5f0f\u652f\u6301\u635f\u5931\u6027\u548c\u65e0\u635f\u538b\u7f29\uff0c\u4f60\u53ef\u4ee5\u6839\u636e\u5b9e\u9645\u9700\u8981\u9009\u62e9\u538b\u7f29\u7ea7\u522b\u3002<\/li>\n<li><strong>\u9519\u8bef\u5904\u7406\uff1a<\/strong> \u5728\u5b9e\u8df5\u4e2d\uff0c\u4f60\u5fc5\u987b\u5bf9\u52a0\u8f7d\u548c\u8f6c\u6362\u8fc7\u7a0b\u4e2d\u53ef\u80fd\u51fa\u73b0\u7684\u9519\u8bef\u60c5\u51b5\u8fdb\u884c\u5904\u7406\u3002<\/li>\n<li><strong>\u670d\u52a1\u5668\u8d44\u6e90\uff1a<\/strong> \u56fe\u7247\u5904\u7406\u662f\u4e00\u4e2a\u8d44\u6e90\u5bc6\u96c6\u578b\u64cd\u4f5c\uff0c\u9700\u8981\u7559\u610f\u670d\u52a1\u5668\u8d44\u6e90\u7684\u4f7f\u7528\u60c5\u51b5\uff0c\u907f\u514d\u5f71\u54cd\u6027\u80fd\u3002<\/li>\n<\/ul>\n<p><p>\u5c06\u5176\u4ed6\u683c\u5f0f\u7684\u56fe\u7247\u8f6c\u6362\u4e3awebp\uff0c\u5728\u63d0\u5347\u52a0\u8f7d\u901f\u5ea6\u7684\u540c\u65f6\uff0c\u4e5f\u4e3aSEO\u4f18\u5316\u63d0\u4f9b\u5e2e\u52a9\u3002\u5728\u5904\u7406\u7528\u6237\u4e0a\u4f20\u6216\u8005\u5df2\u5b58\u5728\u7684\u56fe\u7247\u8d44\u6e90\u65f6\uff0c\u9002\u65f6\u8fdb\u884c\u8f6c\u6362\u53ef\u4ee5\u63d0\u5347\u7f51\u7ad9\u603b\u4f53\u6027\u80fd\u3002<\/p>\n<\/p>\n<h2><strong>\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n<p><strong>1. \u6211\u8be5\u4f7f\u7528\u54ea\u4e2aPHP\u5e93\u6216\u5de5\u5177\u6765\u5c06\u5176\u4ed6\u683c\u5f0f\u7684\u56fe\u7247\u8f6c\u6362\u4e3aWebP\u683c\u5f0f\uff1f<\/strong><\/p>\n<p>\u8981\u5c06\u5176\u4ed6\u683c\u5f0f\u7684\u56fe\u7247\u8f6c\u6362\u4e3aWebP\u683c\u5f0f\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e9b\u5e38\u7528\u7684PHP\u5e93\u6216\u5de5\u5177\u3002\u5176\u4e2d\u4e00\u79cd\u5e38\u89c1\u7684\u9009\u62e9\u662f\u4f7f\u7528&quot;GD\u5e93&quot;\uff0c\u5b83\u662f\u4e00\u4e2a\u514d\u8d39\u7684\u56fe\u50cf\u5904\u7406\u5e93\uff0c\u652f\u6301\u8bb8\u591a\u5e38\u89c1\u7684\u56fe\u50cf\u683c\u5f0f\uff0c\u5e76\u4e14\u53ef\u4ee5\u8f7b\u677e\u5730\u5c06\u5176\u8f6c\u6362\u4e3aWebP\u683c\u5f0f\u3002<\/p>\n<p><strong>2. \u5982\u4f55\u4f7f\u7528GD\u5e93\u5c06\u56fe\u7247\u8f6c\u6362\u4e3aWebP\u683c\u5f0f\uff1f<\/strong><\/p>\n<p>\u9996\u5148\uff0c\u786e\u4fdd\u4f60\u5df2\u7ecf\u5b89\u88c5\u4e86GD\u5e93\u5e76\u52a0\u8f7d\u4e86\u76f8\u5e94\u7684\u6269\u5c55\u6a21\u5757\u3002\u7136\u540e\uff0c\u4f60\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u5c06\u56fe\u7247\u8f6c\u6362\u4e3aWebP\u683c\u5f0f\uff1a<\/p>\n<pre><code class=\"language-php\">\/\/ \u5b9a\u4e49\u539f\u59cb\u56fe\u50cf\u8def\u5f84\n$sourceImagePath = &#039;path\/to\/source\/image.png&#039;;\n\n\/\/ \u4e3a\u65b0\u7684WebP\u56fe\u50cf\u521b\u5efa\u4e00\u4e2a\u6587\u4ef6\u8def\u5f84\n$webpImagePath = &#039;path\/to\/converted\/image.webp&#039;;\n\n\/\/ \u901a\u8fc7GD\u5e93\u52a0\u8f7d\u539f\u59cb\u56fe\u50cf\n$sourceImage = imagecreatefrompng($sourceImagePath);\n\n\/\/ \u521b\u5efa\u4e00\u4e2a\u65b0\u7684WebP\u56fe\u50cf\nimagewebp($sourceImage, $webpImagePath);\n\n\/\/ \u91ca\u653e\u5185\u5b58\u5e76\u9500\u6bc1\u56fe\u50cf\u8d44\u6e90\nimagedestroy($sourceImage);\n<\/code><\/pre>\n<p>\u8bf7\u6ce8\u610f\uff0c\u4ee5\u4e0a\u4ee3\u7801\u5047\u8bbe\u4f60\u5df2\u7ecf\u6709\u4e00\u4e2a\u6e90\u56fe\u50cf\uff08&#039;path\/to\/source\/image.png&#039;\uff09\u548c\u5e0c\u671b\u4fdd\u5b58WebP\u56fe\u50cf\u7684\u8def\u5f84\uff08&#039;path\/to\/converted\/image.webp&#039;\uff09\u3002<\/p>\n<p><strong>3. \u6709\u6ca1\u6709\u5176\u4ed6\u7684PHP\u5e93\u6216\u5de5\u5177\u53ef\u4ee5\u5c06\u56fe\u7247\u8f6c\u6362\u4e3aWebP\u683c\u5f0f\uff1f<\/strong><\/p>\n<p>\u9664\u4e86GD\u5e93\uff0c\u8fd8\u6709\u5176\u4ed6\u4e00\u4e9bPHP\u5e93\u6216\u5de5\u5177\u53ef\u4ee5\u5c06\u56fe\u7247\u8f6c\u6362\u4e3aWebP\u683c\u5f0f\u3002\u4f8b\u5982\uff0c\u4f60\u53ef\u4ee5\u8003\u8651\u4f7f\u7528&quot;Imagick\u6269\u5c55&quot;\uff0c\u5b83\u662f\u4e00\u4e2a\u5f3a\u5927\u7684\u56fe\u50cf\u5904\u7406\u5e93\uff0c\u53ef\u4ee5\u4e0eGD\u5e93\u4e00\u8d77\u4f7f\u7528\u6216\u4f5c\u4e3a\u66ff\u4ee3\u54c1\u3002\u4f7f\u7528Imagick\u6269\u5c55\uff0c\u4f60\u53ef\u4ee5\u901a\u8fc7\u4ee5\u4e0b\u4ee3\u7801\u5c06\u56fe\u7247\u8f6c\u6362\u4e3aWebP\u683c\u5f0f\uff1a<\/p>\n<pre><code class=\"language-php\">\/\/ \u521b\u5efa\u4e00\u4e2aImagick\u5bf9\u8c61\n$image = new Imagick(&#039;path\/to\/source\/image.png&#039;);\n\n\/\/ \u5c06\u56fe\u50cf\u683c\u5f0f\u8f6c\u6362\u4e3aWebP\n$image-&gt;setImageFormat(&#039;webp&#039;);\n\n\/\/ 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