{"id":23904,"date":"2024-11-21T13:42:41","date_gmt":"2024-11-21T05:42:41","guid":{"rendered":"https:\/\/fwq.ai\/blog\/23904\/"},"modified":"2024-11-21T13:42:41","modified_gmt":"2024-11-21T05:42:41","slug":"yii%e6%a1%86%e6%9e%b6%e4%b8%ad%e7%9a%84%e5%9b%be%e5%83%8f%e5%a4%84%e7%90%86%ef%bc%9a%e6%93%8d%e4%bd%9c%e5%9b%be%e7%89%87","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/23904\/","title":{"rendered":"Yii\u6846\u67b6\u4e2d\u7684\u56fe\u50cf\u5904\u7406\uff1a\u64cd\u4f5c\u56fe\u7247"},"content":{"rendered":"

yii\u6846\u67b6\u662f\u4e00\u4e2a\u529f\u80fd\u5f3a\u5927\u7684php\u6846\u67b6\uff0c\u5b83\u63d0\u4f9b\u4e86\u8bb8\u591a\u5f3a\u5927\u7684\u529f\u80fd\uff0c\u5176\u4e2d\u5305\u62ec\u5904\u7406\u56fe\u50cf\u7684\u80fd\u529b\u3002\u56fe\u50cf\u5904\u7406\u662f\u4e00\u4e2a\u5e7f\u6cdb\u5e94\u7528\u7684\u9886\u57df\uff0c\u65e0\u8bba\u662f\u7f51\u7ad9\u8fd8\u662f\u79fb\u52a8\u5e94\u7528\u7a0b\u5e8f\u90fd\u9700\u8981\u7528\u5230\u8fd9\u4e2a\u529f\u80fd\u3002yii\u6846\u67b6\u63d0\u4f9b\u4e86\u5904\u7406\u56fe\u7247\u7684\u7ec4\u4ef6\uff0c\u4f7f\u5f97\u5f00\u53d1\u8005\u53ef\u4ee5\u5f88\u8f7b\u677e\u5730\u5b8c\u6210\u56fe\u7247\u5904\u7406\u7684\u4efb\u52a1\u3002<\/p>\n

\u5728Yii\u6846\u67b6\u4e2d\uff0c\u5904\u7406\u56fe\u7247\u7684\u4e3b\u8981\u7c7b\u662fCImageComponent\u3002\u8fd9\u4e2a\u7ec4\u4ef6\u63d0\u4f9b\u4e86\u5f88\u591a\u57fa\u672c\u7684\u529f\u80fd\uff0c\u4f8b\u5982\u7f29\u653e\u3001\u88c1\u526a\u3001\u65cb\u8f6c\u3001\u6c34\u5370\u7b49\u3002\u5f53\u7136\uff0c\u5b83\u4e5f\u80fd\u591f\u5904\u7406\u66f4\u590d\u6742\u7684\u56fe\u50cf\u64cd\u4f5c\uff0c\u4f8b\u5982\u6539\u53d8\u989c\u8272\u3001\u5bf9\u6bd4\u5ea6\u3001\u4eae\u5ea6\u7b49\u3002\u901a\u8fc7\u8fd9\u4e2a\u7ec4\u4ef6\uff0c\u6211\u4eec\u53ef\u4ee5\u5f88\u8f7b\u677e\u5730\u64cd\u4f5c\u56fe\u7247\uff0c\u800c\u65e0\u9700\u4f7f\u7528\u5176\u4ed6\u56fe\u50cf\u5904\u7406\u5e93\u6216\u8f6f\u4ef6\u3002<\/p>\n

\u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u5c06CImageComponent\u7ec4\u4ef6\u6dfb\u52a0\u5230\u6211\u4eec\u7684\u9879\u76ee\u4e2d\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7\u5728config\/main.php\u6587\u4ef6\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u4ee3\u7801\u6765\u5b9e\u73b0\uff1a<\/p>\n

'components' =&gt; array(\n    'image' =&gt; array(\n        'class' =&gt; 'CImageComponent',\n        'driver' =&gt; 'GD',\n    ),\n),<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u8fd9\u91cc\uff0c\u6211\u4eec\u5c06’image’\u7ec4\u4ef6\u6dfb\u52a0\u5230Yii\u6846\u67b6\u4e2d\uff0c\u5e76\u6307\u5b9a\u4f7f\u7528GD\u9a71\u52a8\u7a0b\u5e8f\u3002\u5f53\u7136\uff0c\u9664\u4e86GD\u9a71\u52a8\u7a0b\u5e8f\uff0cYii\u6846\u67b6\u8fd8\u652f\u6301Imagick\u548cGmagick\u9a71\u52a8\u7a0b\u5e8f\u3002<\/p>\n
\u4e0b\u9762\uff0c\u8ba9\u6211\u4eec\u770b\u4e00\u4e9b\u5e38\u89c1\u7684\u56fe\u7247\u5904\u7406\u64cd\u4f5c\u3002<\/p>\n
    \n
  1. \u56fe\u7247\u7f29\u653e
    \u56fe\u50cf\u7f29\u653e\u662f\u4e00\u4e2a\u5e7f\u6cdb\u4f7f\u7528\u7684\u64cd\u4f5c\uff0c\u5b83\u53ef\u4ee5\u5c06\u56fe\u50cf\u7f29\u5c0f\u6216\u653e\u5927\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff0c\u6f14\u793a\u5982\u4f55\u4f7f\u7528Yii\u6846\u67b6\u6765\u7f29\u653e\u56fe\u50cf\uff1a<\/li>\n<\/ol>\n
    $imageFile = 'example.jpg';\n$imagePath = Yii::getPathOfAlias('webroot.images'). '\/' . $imageFile;\n$options = array(\n    'width' =&gt; 800,\n    'height' =&gt; 600,\n    'quality' =&gt; 100,\n);\nYii::app()-&gt;image-&gt;load($imagePath)-&gt;resize($options['width'], $options['height'])-&gt;save($imagePath, $options['quality']);<\/pre>\n
      \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
    \u8fd9\u91cc\uff0c\u6211\u4eec\u52a0\u8f7d\u540d\u4e3aexample.jpg\u7684\u56fe\u50cf\u5e76\u5c06\u5176\u7f29\u653e\u5230800×600\u50cf\u7d20\u3002\u6211\u4eec\u8fd8\u53ef\u4ee5\u6307\u5b9a\u7f29\u7565\u56fe\u7684\u8d28\u91cf\uff0c\u8fd9\u91cc\u6211\u4eec\u5c06\u5176\u8bbe\u7f6e\u4e3a100\u3002\u6700\u540e\uff0c\u6211\u4eec\u5c06\u7f16\u8f91\u540e\u7684\u56fe\u50cf\u4fdd\u5b58\u5230\u539f\u59cb\u8def\u5f84\u4e2d\u3002<\/p>\n
      \n
    1. \u56fe\u50cf\u88c1\u526a
      \u53e6\u4e00\u4e2a\u5e38\u89c1\u7684\u56fe\u50cf\u5904\u7406\u64cd\u4f5c\u662f\u88c1\u526a\u3002\u8fd9\u901a\u5e38\u7528\u4e8e\u5220\u9664\u56fe\u50cf\u5468\u56f4\u7684\u4e0d\u5fc5\u8981\u90e8\u5206\uff0c\u6216\u8005\u5c06\u56fe\u50cf\u526a\u6210\u7279\u5b9a\u7684\u5f62\u72b6\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u5728Yii\u6846\u67b6\u4e2d\u8fdb\u884c\u56fe\u50cf\u88c1\u526a\u7684\u4ee3\u7801\u793a\u4f8b\uff1a<\/li>\n<\/ol>\n
      $imageFile = 'example.jpg';\n$imagePath = Yii::getPathOfAlias('webroot.images'). '\/' . $imageFile;\n$options = array(\n    'left' =&gt; 100,\n    'top' =&gt; 50,\n    'width' =&gt; 500,\n    'height' =&gt; 400,\n    'quality' =&gt; 100,\n);\nYii::app()-&gt;image-&gt;load($imagePath)-&gt;crop($options['left'], $options['top'], $options['width'], $options['height'])-&gt;save($imagePath, $options['quality']);<\/pre>\n
        \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
      \u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5c06\u201cexample.jpg\u201d\u52a0\u8f7d\u5230\u56fe\u50cf\u7ec4\u4ef6\u4e2d\uff0c\u5e76\u6307\u5b9a\u8981\u88c1\u526a\u7684\u5de6\u4e0a\u89d2\u548c\u5bbd\u5ea6\/\u9ad8\u5ea6\u3002\u6700\u540e\uff0c\u6211\u4eec\u5c06\u7f16\u8f91\u540e\u7684\u56fe\u50cf\u4fdd\u5b58\u5230\u539f\u59cb\u8def\u5f84\u4e2d\u3002<\/p>\n
        \n
      1. \u56fe\u50cf\u65cb\u8f6c
        \u56fe\u50cf\u65cb\u8f6c\u4e5f\u662f\u4e00\u4e2a\u5e38\u89c1\u7684\u56fe\u50cf\u5904\u7406\u64cd\u4f5c\uff0c\u5b83\u53ef\u4ee5\u5c06\u56fe\u50cf\u65cb\u8f6c\u5230\u7279\u5b9a\u7684\u89d2\u5ea6\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u5728Yii\u6846\u67b6\u4e2d\u65cb\u8f6c\u56fe\u50cf\u7684\u4ee3\u7801\u793a\u4f8b\uff1a<\/li>\n<\/ol>\n
        $imageFile = 'example.jpg';\n$imagePath = Yii::getPathOfAlias('webroot.images'). '\/' . $imageFile;\n$options = array(\n    'angle' =&gt; 90,\n    'quality' =&gt; 100,\n);\nYii::app()-&gt;image-&gt;load($imagePath)-&gt;rotate($options['angle'])-&gt;save($imagePath, $options['quality']);<\/pre>\n
          \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
        \u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u5c06\u201cexample.jpg\u201d\u52a0\u8f7d\u5230\u56fe\u50cf\u7ec4\u4ef6\u4e2d\uff0c\u5e76\u5c06\u5176\u65cb\u8f6c90\u5ea6\u3002\u6700\u540e\uff0c\u6211\u4eec\u5c06\u7f16\u8f91\u540e\u7684\u56fe\u50cf\u4fdd\u5b58\u5230\u539f\u59cb\u8def\u5f84\u4e2d\u3002<\/p>\n
          \n
        1. \u56fe\u50cf\u6c34\u5370
          \u53e6\u4e00\u4e2a\u6d41\u884c\u7684\u56fe\u50cf\u64cd\u4f5c\u662f\u6dfb\u52a0\u6c34\u5370\u3002\u8fd9\u901a\u5e38\u7528\u4e8e\u9632\u6b62\u56fe\u50cf\u88ab\u76d7\u6216\u7a83\u53d6\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u5728Yii\u6846\u67b6\u4e2d\u6dfb\u52a0\u6c34\u5370\u7684\u4ee3\u7801\u793a\u4f8b\uff1a<\/li>\n<\/ol>\n
          $imageFile = 'example.jpg';\n$imagePath = Yii::getPathOfAlias('webroot.images'). '\/' . $imageFile;\n$watermarkFile = 'watermark.png';\n$watermarkPath = Yii::getPathOfAlias('webroot.images'). '\/' . $watermarkFile;\n$options = array(\n    'position' =&gt; 'bottomright',\n    'alpha' =&gt; 100,\n    'padding' =&gt; 10,\n);\nYii::app()-&gt;image-&gt;load($imagePath)-&gt;watermark($watermarkPath, $options['position'], $options['alpha'], $options['padding'])-&gt;save($imagePath, 100);<\/pre>\n
            \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
          \u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u52a0\u8f7d\u539f\u59cb\u56fe\u50cf\u548c\u6c34\u5370\u56fe\u50cf\uff0c\u5e76\u5c06\u6c34\u5370\u653e\u7f6e\u5728\u53f3\u4e0b\u89d2\u3002\u6211\u4eec\u8fd8\u6307\u5b9a\u4e86\u6c34\u5370\u7684\u900f\u660e\u5ea6\u548c\u8865\u767d\u3002<\/p>\n
          \u603b\u7ed3
          \u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u7b80\u8981\u4ecb\u7ecd\u4e86\u5982\u4f55\u5728Yii\u6846\u67b6\u4e2d\u5904\u7406\u56fe\u50cf\u3002\u867d\u7136\u6211\u4eec\u53ea\u6f14\u793a\u4e86\u4e00\u4e9b\u57fa\u672c\u7684\u64cd\u4f5c\uff0c\u4f46\u662fYii\u6846\u67b6\u63d0\u4f9b\u4e86\u66f4\u591a\u7684\u9ad8\u7ea7\u529f\u80fd\uff0c\u4f8b\u5982\u6539\u53d8\u989c\u8272\uff0c\u8c03\u6574\u5bf9\u6bd4\u5ea6\uff0c\u6a21\u7cca\u7b49\u3002\u4f7f\u7528Yii\u6846\u67b6\uff0c\u6211\u4eec\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u5b9e\u73b0\u6240\u6709\u8fd9\u4e9b\u64cd\u4f5c\u3002<\/p>\n
          \u4ee5\u4e0a\u5c31\u662fYii\u6846\u67b6\u4e2d\u7684\u56fe\u50cf\u5904\u7406\uff1a\u64cd\u4f5c\u56fe\u7247\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
          yii\u6846\u67b6\u662f\u4e00\u4e2a\u529f\u80fd\u5f3a\u5927\u7684php\u6846\u67b6\uff0c\u5b83\u63d0\u4f9b\u4e86\u8bb8\u591a\u5f3a\u5927\u7684\u529f\u80fd\uff0c\u5176\u4e2d\u5305\u62ec\u5904\u7406\u56fe\u50cf\u7684\u80fd\u529b\u3002\u56fe\u50cf\u5904\u7406\u662f\u4e00\u4e2a\u5e7f\u6cdb\u5e94\u7528\u7684\u9886\u57df\uff0c\u65e0\u8bba\u662f\u7f51\u7ad9\u8fd8\u662f\u79fb\u52a8\u5e94\u7528\u7a0b\u5e8f\u90fd\u9700\u8981\u7528\u5230\u8fd9\u4e2a\u529f\u80fd\u3002yii\u6846\u67b6\u63d0\u4f9b\u4e86\u5904\u7406\u56fe\u7247\u7684\u7ec4\u4ef6\uff0c\u4f7f\u5f97\u5f00\u53d1\u8005\u53ef\u4ee5\u5f88\u8f7b\u677e\u5730\u5b8c\u6210\u56fe\u7247\u5904\u7406\u7684\u4efb\u52a1\u3002 \u5728Yii\u6846\u67b6\u4e2d\uff0c\u5904\u7406\u56fe\u7247\u7684\u4e3b\u8981\u7c7b\u662fCImageComponent\u3002\u8fd9\u4e2a\u7ec4\u4ef6\u63d0\u4f9b\u4e86\u5f88\u591a\u57fa\u672c\u7684\u529f\u80fd\uff0c\u4f8b\u5982\u7f29\u653e\u3001\u88c1\u526a\u3001\u65cb\u8f6c\u3001\u6c34\u5370\u7b49\u3002\u5f53\u7136\uff0c\u5b83\u4e5f\u80fd\u591f\u5904\u7406\u66f4\u590d\u6742\u7684\u56fe\u50cf\u64cd\u4f5c\uff0c\u4f8b\u5982\u6539\u53d8\u989c\u8272\u3001\u5bf9\u6bd4\u5ea6\u3001\u4eae\u5ea6\u7b49\u3002\u901a\u8fc7\u8fd9\u4e2a\u7ec4\u4ef6\uff0c\u6211\u4eec\u53ef\u4ee5\u5f88\u8f7b\u677e\u5730\u64cd\u4f5c\u56fe\u7247\uff0c\u800c\u65e0\u9700\u4f7f\u7528\u5176\u4ed6\u56fe\u50cf\u5904\u7406\u5e93\u6216\u8f6f\u4ef6\u3002 \u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u5c06CImageComponent\u7ec4\u4ef6\u6dfb\u52a0\u5230\u6211\u4eec\u7684\u9879\u76ee\u4e2d\u3002\u8fd9\u53ef\u4ee5\u901a\u8fc7\u5728config\/main.php\u6587\u4ef6\u4e2d\u6dfb\u52a0\u4ee5\u4e0b\u4ee3\u7801\u6765\u5b9e\u73b0\uff1a ‘components’ =&gt; array( ‘image’ =&gt; array( ‘class’ =&gt; ‘CImageComponent’, ‘driver’ =&gt; ‘GD’, ), ), \u767b\u5f55\u540e\u590d\u5236 \u8fd9\u91cc\uff0c\u6211\u4eec\u5c06’image’\u7ec4\u4ef6\u6dfb\u52a0\u5230Yii\u6846\u67b6\u4e2d\uff0c\u5e76\u6307\u5b9a\u4f7f\u7528GD\u9a71\u52a8\u7a0b\u5e8f\u3002\u5f53\u7136\uff0c\u9664\u4e86GD\u9a71\u52a8\u7a0b\u5e8f\uff0cYii\u6846\u67b6\u8fd8\u652f\u6301Imagick\u548cGmagick\u9a71\u52a8\u7a0b\u5e8f\u3002 \u4e0b\u9762\uff0c\u8ba9\u6211\u4eec\u770b\u4e00\u4e9b\u5e38\u89c1\u7684\u56fe\u7247\u5904\u7406\u64cd\u4f5c\u3002 \u56fe\u7247\u7f29\u653e\u56fe\u50cf\u7f29\u653e\u662f\u4e00\u4e2a\u5e7f\u6cdb\u4f7f\u7528\u7684\u64cd\u4f5c\uff0c\u5b83\u53ef\u4ee5\u5c06\u56fe\u50cf\u7f29\u5c0f\u6216\u653e\u5927\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\u4ee3\u7801\uff0c\u6f14\u793a\u5982\u4f55\u4f7f\u7528Yii\u6846\u67b6\u6765\u7f29\u653e\u56fe\u50cf\uff1a $imageFile = ‘example.jpg’; $imagePath = Yii::getPathOfAlias(‘webroot.images’). ‘\/’ . $imageFile; $options = array( ‘width’ =&gt; 800, ‘height’ =&gt; 600, ‘quality’ =&gt; 100, ); Yii::app()-&gt;image-&gt;load($imagePath)-&gt;resize($options[‘width’], $options[‘height’])-&gt;save($imagePath, $options[‘quality’]); \u767b\u5f55\u540e\u590d\u5236 \u8fd9\u91cc\uff0c\u6211\u4eec\u52a0\u8f7d\u540d\u4e3aexample.jpg\u7684\u56fe\u50cf\u5e76\u5c06\u5176\u7f29\u653e\u5230800×600\u50cf\u7d20\u3002\u6211\u4eec\u8fd8\u53ef\u4ee5\u6307\u5b9a\u7f29\u7565\u56fe\u7684\u8d28\u91cf\uff0c\u8fd9\u91cc\u6211\u4eec\u5c06\u5176\u8bbe\u7f6e\u4e3a100\u3002\u6700\u540e\uff0c\u6211\u4eec\u5c06\u7f16\u8f91\u540e\u7684\u56fe\u50cf\u4fdd\u5b58\u5230\u539f\u59cb\u8def\u5f84\u4e2d\u3002 \u56fe\u50cf\u88c1\u526a\u53e6\u4e00\u4e2a\u5e38\u89c1\u7684\u56fe\u50cf\u5904\u7406\u64cd\u4f5c\u662f\u88c1\u526a\u3002\u8fd9\u901a\u5e38\u7528\u4e8e\u5220\u9664\u56fe\u50cf\u5468\u56f4\u7684\u4e0d\u5fc5\u8981\u90e8\u5206\uff0c\u6216\u8005\u5c06\u56fe\u50cf\u526a\u6210\u7279\u5b9a\u7684\u5f62\u72b6\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u5728Yii\u6846\u67b6\u4e2d\u8fdb\u884c\u56fe\u50cf\u88c1\u526a\u7684\u4ee3\u7801\u793a\u4f8b\uff1a $imageFile = ‘example.jpg’; $imagePath = Yii::getPathOfAlias(‘webroot.images’). 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