php imagecreatefromgif创建gif图片
php imagecreatefromgif创建gif图片
imagecreatefromgif($filename)
imagecreatefromgif()返回一个图像标识符代表从给定的文件名获得的图像
$filename是gif图片名称,来看个实例:
- <?php
 - function LoadGif($imgname)
 - {
 - /* Attempt to open */
 - $im = @imagecreatefromgif($imgname);
 - /* See if it failed */
 - if(!$im)
 - {//开源代码phpfensi.com
 - /* Create a blank image */
 - $im = imagecreatetruecolor (150, 30);
 - $bgc = imagecolorallocate ($im, 255, 255, 255);
 - $tc = imagecolorallocate ($im, 0, 0, 0);
 - imagefilledrectangle ($im, 0, 0, 150, 30, $bgc);
 - /* Output an error message */
 - imagestring ($im, 1, 5, 5, 'Error loading ' . $imgname, $tc);
 - }
 - return $im;
 - }
 - header('Content-Type: image/gif');
 - $img = LoadGif('bogus.image');
 - imagegif($img);
 - imagedestroy($img);
 - ?>