如何设置wordpress禁止生成缩略图？只保留原始上传图片代码

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// disable generated image sizes 禁止生成图像尺寸 

function shapeSpace_disable_image_sizes($sizes) { 

// disable thumbnail size 禁止缩略图尺寸 unset($sizes['thumbnail']); 

// disable medium size 禁止中等尺寸  unset($sizes['medium']);

 // disable large size 禁止大尺寸 unset($sizes['large']); 

// disable medium-large size 禁止中大尺寸 unset($sizes['medium_large']); 

// disable 2x medium-large size 禁止2倍中大尺寸 unset($sizes['1536x1536']); 

// disable 2x large size 禁止2倍大尺寸  unset($sizes['2048x2048']);

 return $sizes; } 

add_action('intermediate_image_sizes_advanced', 'shapeSpace_disable_image_sizes');  

 // disable scaled image size 禁止缩放图片尺寸 add_filter('big_image_size_threshold', '__return_false');  

 // disable other image sizes 禁止生成其它图像尺寸 function shapeSpace_disable_other_image_sizes() { 

// disable images added via set_post_thumbnail_size() 

禁止通过set_post_thumbnail_size()函数生成的图片尺寸 remove_image_size('post-thumbnail'); 

// disable any other added image sizes 禁止添加其它图像尺寸 

remove_image_size('another-size'); }

add_action('init', 'shapeSpace_disable_other_image_sizes');

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function shapeSpace_disable_2x_large_images($sizes) { 

// disable 2x large size 禁止2倍大尺寸 unset($sizes['2048x2048']); 

return $sizes; } add_filter('intermediate_image_sizes_advanced', 

'shapeSpace_disable_2x_large_images');