杨魅力
可以通过将此代码添加到主题的 functions.php 文件来修复它。它放大图像以适合所有缩略图大小并正确裁剪它们。/* Thumbnail upscale/* ------------------------------------ */ function alx_thumbnail_upscale( $default, $orig_w, $orig_h, $new_w, $new_h, $crop ){ if ( !$crop ) return null; // let the wordpress default function handle this $aspect_ratio = $orig_w / $orig_h; $size_ratio = max($new_w / $orig_w, $new_h / $orig_h); $crop_w = round($new_w / $size_ratio); $crop_h = round($new_h / $size_ratio); $s_x = floor( ($orig_w - $crop_w) / 2 ); $s_y = floor( ($orig_h - $crop_h) / 2 ); return array( 0, 0, (int) $s_x, (int) $s_y, (int) $new_w, (int) $new_h, (int) $crop_w, (int) $crop_h );}add_filter( 'image_resize_dimensions', 'alx_thumbnail_upscale', 10, 6 );资源