WordPress禁止生成缩略图教程

WordPress默认不关闭上传以上图片会生成多个版本的缩略图，不管你用不用，时间久了网站Ftp占用爆表。建议禁用WordPress默认生成缩略图功能。

一、禁用方法

将下边的代码放到主题 functions.php 文件内即可生效

// 禁用自动生成的图片尺寸
function shapeSpace_disable_image_sizes($sizes) {

unset($sizes['thumbnail']); // disable thumbnail size
unset($sizes['medium']); // disable medium size
unset($sizes['large']); // disable large size
unset($sizes['medium_large']); // disable medium-large size
unset($sizes['1536x1536']); // disable 2x medium-large size
unset($sizes['2048x2048']); // disable 2x large size

return $sizes;

}
add_action('intermediate_image_sizes_advanced', 'shapeSpace_disable_image_sizes');

// 禁用缩放尺寸
add_filter('big_image_size_threshold', '__return_false');

// 禁用其他图片尺寸
function shapeSpace_disable_other_image_sizes() {

remove_image_size('post-thumbnail'); // disable images added via set_post_thumbnail_size() 
remove_image_size('another-size'); // disable any other added image sizes

}
add_action('init', 'shapeSpace_disable_other_image_sizes');