600 ? 600 / $big : 1;
	$backup_sizes = get_post_meta( $post_id, '_wp_attachment_backup_sizes', true );
	$can_restore  = false;
	if ( ! empty( $backup_sizes ) && isset( $backup_sizes['full-orig'], $meta['file'] ) ) {
		$can_restore = wp_basename( $meta['file'] ) !== $backup_sizes['full-orig']['file'];
	}
	if ( $msg ) {
		if ( isset( $msg->error ) ) {
			$note = "
";
		} elseif ( isset( $msg->msg ) ) {
			$note = "";
		}
	}
	/**
	 * Shows the settings in the Image Editor that allow selecting to edit only the thumbnail of an image.
	 *
	 * @since 6.3.0
	 *
	 * @param bool $show Whether to show the settings in the Image Editor. Default false.
	 */
	$edit_thumbnails_separately = (bool) apply_filters( 'image_edit_thumbnails_separately', false );
	?>
	
	stream( $mime_type ) ) ) {
			return false;
		}
		return true;
	} else {
		/* translators: 1: $image, 2: WP_Image_Editor */
		_deprecated_argument( __FUNCTION__, '3.5.0', sprintf( __( '%1$s needs to be a %2$s object.' ), '$image', 'WP_Image_Editor' ) );
		/**
		 * Filters the GD image resource to be streamed to the browser.
		 *
		 * @since 2.9.0
		 * @deprecated 3.5.0 Use {@see 'image_editor_save_pre'} instead.
		 *
		 * @param resource|GdImage $image         Image resource to be streamed.
		 * @param int              $attachment_id The attachment post ID.
		 */
		$image = apply_filters_deprecated( 'image_save_pre', array( $image, $attachment_id ), '3.5.0', 'image_editor_save_pre' );
		switch ( $mime_type ) {
			case 'image/jpeg':
				header( 'Content-Type: image/jpeg' );
				return imagejpeg( $image, null, 90 );
			case 'image/png':
				header( 'Content-Type: image/png' );
				return imagepng( $image );
			case 'image/gif':
				header( 'Content-Type: image/gif' );
				return imagegif( $image );
			case 'image/webp':
				if ( function_exists( 'imagewebp' ) ) {
					header( 'Content-Type: image/webp' );
					return imagewebp( $image, null, 90 );
				}
				return false;
			case 'image/avif':
				if ( function_exists( 'imageavif' ) ) {
					header( 'Content-Type: image/avif' );
					return imageavif( $image, null, 90 );
				}
				return false;
			default:
				return false;
		}
	}
}
/**
 * Saves image to file.
 *
 * @since 2.9.0
 * @since 3.5.0 The `$image` parameter expects a `WP_Image_Editor` instance.
 * @since 6.0.0 The `$filesize` value was added to the returned array.
 *
 * @param string          $filename  Name of the file to be saved.
 * @param WP_Image_Editor $image     The image editor instance.
 * @param string          $mime_type The mime type of the image.
 * @param int             $post_id   Attachment post ID.
 * @return array|WP_Error|bool {
 *     Array on success or WP_Error if the file failed to save.
 *     When called with a deprecated value for the `$image` parameter,
 *     i.e. a non-`WP_Image_Editor` image resource or `GdImage` instance,
 *     the function will return true on success, false on failure.
 *
 *     @type string $path      Path to the image file.
 *     @type string $file      Name of the image file.
 *     @type int    $width     Image width.
 *     @type int    $height    Image height.
 *     @type string $mime-type The mime type of the image.
 *     @type int    $filesize  File size of the image.
 * }
 */
function wp_save_image_file( $filename, $image, $mime_type, $post_id ) {
	if ( $image instanceof WP_Image_Editor ) {
		/** This filter is documented in wp-admin/includes/image-edit.php */
		$image = apply_filters( 'image_editor_save_pre', $image, $post_id );
		/**
		 * Filters whether to skip saving the image file.
		 *
		 * Returning a non-null value will short-circuit the save method,
		 * returning that value instead.
		 *
		 * @since 3.5.0
		 *
		 * @param bool|null       $override  Value to return instead of saving. Default null.
		 * @param string          $filename  Name of the file to be saved.
		 * @param WP_Image_Editor $image     The image editor instance.
		 * @param string          $mime_type The mime type of the image.
		 * @param int             $post_id   Attachment post ID.
		 */
		$saved = apply_filters( 'wp_save_image_editor_file', null, $filename, $image, $mime_type, $post_id );
		if ( null !== $saved ) {
			return $saved;
		}
		return $image->save( $filename, $mime_type );
	} else {
		/* translators: 1: $image, 2: WP_Image_Editor */
		_deprecated_argument( __FUNCTION__, '3.5.0', sprintf( __( '%1$s needs to be a %2$s object.' ), '$image', 'WP_Image_Editor' ) );
		/** This filter is documented in wp-admin/includes/image-edit.php */
		$image = apply_filters_deprecated( 'image_save_pre', array( $image, $post_id ), '3.5.0', 'image_editor_save_pre' );
		/**
		 * Filters whether to skip saving the image file.
		 *
		 * Returning a non-null value will short-circuit the save method,
		 * returning that value instead.
		 *
		 * @since 2.9.0
		 * @deprecated 3.5.0 Use {@see 'wp_save_image_editor_file'} instead.
		 *
		 * @param bool|null        $override  Value to return instead of saving. Default null.
		 * @param string           $filename  Name of the file to be saved.
		 * @param resource|GdImage $image     Image resource or GdImage instance.
		 * @param string           $mime_type The mime type of the image.
		 * @param int              $post_id   Attachment post ID.
		 */
		$saved = apply_filters_deprecated(
			'wp_save_image_file',
			array( null, $filename, $image, $mime_type, $post_id ),
			'3.5.0',
			'wp_save_image_editor_file'
		);
		if ( null !== $saved ) {
			return $saved;
		}
		switch ( $mime_type ) {
			case 'image/jpeg':
				/** This filter is documented in wp-includes/class-wp-image-editor.php */
				return imagejpeg( $image, $filename, apply_filters( 'jpeg_quality', 90, 'edit_image' ) );
			case 'image/png':
				return imagepng( $image, $filename );
			case 'image/gif':
				return imagegif( $image, $filename );
			case 'image/webp':
				if ( function_exists( 'imagewebp' ) ) {
					return imagewebp( $image, $filename );
				}
				return false;
			case 'image/avif':
				if ( function_exists( 'imageavif' ) ) {
					return imageavif( $image, $filename );
				}
				return false;
			default:
				return false;
		}
	}
}
/**
 * Image preview ratio. Internal use only.
 *
 * @since 2.9.0
 *
 * @ignore
 * @param int $w Image width in pixels.
 * @param int $h Image height in pixels.
 * @return float|int Image preview ratio.
 */
function _image_get_preview_ratio( $w, $h ) {
	$max = max( $w, $h );
	return $max > 600 ? ( 600 / $max ) : 1;
}
/**
 * Returns an image resource. Internal use only.
 *
 * @since 2.9.0
 * @deprecated 3.5.0 Use WP_Image_Editor::rotate()
 * @see WP_Image_Editor::rotate()
 *
 * @ignore
 * @param resource|GdImage  $img   Image resource.
 * @param float|int         $angle Image rotation angle, in degrees.
 * @return resource|GdImage|false GD image resource or GdImage instance, false otherwise.
 */
function _rotate_image_resource( $img, $angle ) {
	_deprecated_function( __FUNCTION__, '3.5.0', 'WP_Image_Editor::rotate()' );
	if ( function_exists( 'imagerotate' ) ) {
		$rotated = imagerotate( $img, $angle, 0 );
		if ( is_gd_image( $rotated ) ) {
			imagedestroy( $img );
			$img = $rotated;
		}
	}
	return $img;
}
/**
 * Flips an image resource. Internal use only.
 *
 * @since 2.9.0
 * @deprecated 3.5.0 Use WP_Image_Editor::flip()
 * @see WP_Image_Editor::flip()
 *
 * @ignore
 * @param resource|GdImage $img  Image resource or GdImage instance.
 * @param bool             $horz Whether to flip horizontally.
 * @param bool             $vert Whether to flip vertically.
 * @return resource|GdImage (maybe) flipped image resource or GdImage instance.
 */
function _flip_image_resource( $img, $horz, $vert ) {
	_deprecated_function( __FUNCTION__, '3.5.0', 'WP_Image_Editor::flip()' );
	$w   = imagesx( $img );
	$h   = imagesy( $img );
	$dst = wp_imagecreatetruecolor( $w, $h );
	if ( is_gd_image( $dst ) ) {
		$sx = $vert ? ( $w - 1 ) : 0;
		$sy = $horz ? ( $h - 1 ) : 0;
		$sw = $vert ? -$w : $w;
		$sh = $horz ? -$h : $h;
		if ( imagecopyresampled( $dst, $img, 0, 0, $sx, $sy, $w, $h, $sw, $sh ) ) {
			imagedestroy( $img );
			$img = $dst;
		}
	}
	return $img;
}
/**
 * Crops an image resource. Internal use only.
 *
 * @since 2.9.0
 *
 * @ignore
 * @param resource|GdImage $img Image resource or GdImage instance.
 * @param float            $x   Source point x-coordinate.
 * @param float            $y   Source point y-coordinate.
 * @param float            $w   Source width.
 * @param float            $h   Source height.
 * @return resource|GdImage (maybe) cropped image resource or GdImage instance.
 */
function _crop_image_resource( $img, $x, $y, $w, $h ) {
	$dst = wp_imagecreatetruecolor( $w, $h );
	if ( is_gd_image( $dst ) ) {
		if ( imagecopy( $dst, $img, 0, 0, $x, $y, $w, $h ) ) {
			imagedestroy( $img );
			$img = $dst;
		}
	}
	return $img;
}
/**
 * Performs group of changes on Editor specified.
 *
 * @since 2.9.0
 *
 * @param WP_Image_Editor $image   WP_Image_Editor instance.
 * @param array           $changes Array of change operations.
 * @return WP_Image_Editor WP_Image_Editor instance with changes applied.
 */
function image_edit_apply_changes( $image, $changes ) {
	if ( is_gd_image( $image ) ) {
		/* translators: 1: $image, 2: WP_Image_Editor */
		_deprecated_argument( __FUNCTION__, '3.5.0', sprintf( __( '%1$s needs to be a %2$s object.' ), '$image', 'WP_Image_Editor' ) );
	}
	if ( ! is_array( $changes ) ) {
		return $image;
	}
	// Expand change operations.
	foreach ( $changes as $key => $obj ) {
		if ( isset( $obj->r ) ) {
			$obj->type  = 'rotate';
			$obj->angle = $obj->r;
			unset( $obj->r );
		} elseif ( isset( $obj->f ) ) {
			$obj->type = 'flip';
			$obj->axis = $obj->f;
			unset( $obj->f );
		} elseif ( isset( $obj->c ) ) {
			$obj->type = 'crop';
			$obj->sel  = $obj->c;
			unset( $obj->c );
		}
		$changes[ $key ] = $obj;
	}
	// Combine operations.
	if ( count( $changes ) > 1 ) {
		$filtered = array( $changes[0] );
		for ( $i = 0, $j = 1, $c = count( $changes ); $j < $c; $j++ ) {
			$combined = false;
			if ( $filtered[ $i ]->type === $changes[ $j ]->type ) {
				switch ( $filtered[ $i ]->type ) {
					case 'rotate':
						$filtered[ $i ]->angle += $changes[ $j ]->angle;
						$combined               = true;
						break;
					case 'flip':
						$filtered[ $i ]->axis ^= $changes[ $j ]->axis;
						$combined              = true;
						break;
				}
			}
			if ( ! $combined ) {
				$filtered[ ++$i ] = $changes[ $j ];
			}
		}
		$changes = $filtered;
		unset( $filtered );
	}
	// Image resource before applying the changes.
	if ( $image instanceof WP_Image_Editor ) {
		/**
		 * Filters the WP_Image_Editor instance before applying changes to the image.
		 *
		 * @since 3.5.0
		 *
		 * @param WP_Image_Editor $image   WP_Image_Editor instance.
		 * @param array           $changes Array of change operations.
		 */
		$image = apply_filters( 'wp_image_editor_before_change', $image, $changes );
	} elseif ( is_gd_image( $image ) ) {
		/**
		 * Filters the GD image resource before applying changes to the image.
		 *
		 * @since 2.9.0
		 * @deprecated 3.5.0 Use {@see 'wp_image_editor_before_change'} instead.
		 *
		 * @param resource|GdImage $image   GD image resource or GdImage instance.
		 * @param array            $changes Array of change operations.
		 */
		$image = apply_filters_deprecated( 'image_edit_before_change', array( $image, $changes ), '3.5.0', 'wp_image_editor_before_change' );
	}
	foreach ( $changes as $operation ) {
		switch ( $operation->type ) {
			case 'rotate':
				if ( 0 !== $operation->angle ) {
					if ( $image instanceof WP_Image_Editor ) {
						$image->rotate( $operation->angle );
					} else {
						$image = _rotate_image_resource( $image, $operation->angle );
					}
				}
				break;
			case 'flip':
				if ( 0 !== $operation->axis ) {
					if ( $image instanceof WP_Image_Editor ) {
						$image->flip( ( $operation->axis & 1 ) !== 0, ( $operation->axis & 2 ) !== 0 );
					} else {
						$image = _flip_image_resource( $image, ( $operation->axis & 1 ) !== 0, ( $operation->axis & 2 ) !== 0 );
					}
				}
				break;
			case 'crop':
				$sel = $operation->sel;
				if ( $image instanceof WP_Image_Editor ) {
					$size = $image->get_size();
					$w    = $size['width'];
					$h    = $size['height'];
					$scale = 1 / _image_get_preview_ratio( $w, $h ); // Discard preview scaling.
					$image->crop( $sel->x * $scale, $sel->y * $scale, $sel->w * $scale, $sel->h * $scale );
				} else {
					$scale = 1 / _image_get_preview_ratio( imagesx( $image ), imagesy( $image ) ); // Discard preview scaling.
					$image = _crop_image_resource( $image, $sel->x * $scale, $sel->y * $scale, $sel->w * $scale, $sel->h * $scale );
				}
				break;
		}
	}
	return $image;
}
/**
 * Streams image in post to browser, along with enqueued changes
 * in `$_REQUEST['history']`.
 *
 * @since 2.9.0
 *
 * @param int $post_id Attachment post ID.
 * @return bool True on success, false on failure.
 */
function stream_preview_image( $post_id ) {
	$post = get_post( $post_id );
	wp_raise_memory_limit( 'admin' );
	$img = wp_get_image_editor( _load_image_to_edit_path( $post_id ) );
	if ( is_wp_error( $img ) ) {
		return false;
	}
	$changes = ! empty( $_REQUEST['history'] ) ? json_decode( wp_unslash( $_REQUEST['history'] ) ) : null;
	if ( $changes ) {
		$img = image_edit_apply_changes( $img, $changes );
	}
	// Scale the image.
	$size = $img->get_size();
	$w    = $size['width'];
	$h    = $size['height'];
	$ratio = _image_get_preview_ratio( $w, $h );
	$w2    = max( 1, $w * $ratio );
	$h2    = max( 1, $h * $ratio );
	if ( is_wp_error( $img->resize( $w2, $h2 ) ) ) {
		return false;
	}
	return wp_stream_image( $img, $post->post_mime_type, $post_id );
}
/**
 * Restores the metadata for a given attachment.
 *
 * @since 2.9.0
 *
 * @param int $post_id Attachment post ID.
 * @return stdClass Image restoration message object.
 */
function wp_restore_image( $post_id ) {
	$meta             = wp_get_attachment_metadata( $post_id );
	$file             = get_attached_file( $post_id );
	$backup_sizes     = get_post_meta( $post_id, '_wp_attachment_backup_sizes', true );
	$old_backup_sizes = $backup_sizes;
	$restored         = false;
	$msg              = new stdClass();
	if ( ! is_array( $backup_sizes ) ) {
		$msg->error = __( 'Cannot load image metadata.' );
		return $msg;
	}
	$parts         = pathinfo( $file );
	$suffix        = time() . rand( 100, 999 );
	$default_sizes = get_intermediate_image_sizes();
	if ( isset( $backup_sizes['full-orig'] ) && is_array( $backup_sizes['full-orig'] ) ) {
		$data = $backup_sizes['full-orig'];
		if ( $parts['basename'] !== $data['file'] ) {
			if ( defined( 'IMAGE_EDIT_OVERWRITE' ) && IMAGE_EDIT_OVERWRITE ) {
				// Delete only if it's an edited image.
				if ( preg_match( '/-e[0-9]{13}\./', $parts['basename'] ) ) {
					wp_delete_file( $file );
				}
			} elseif ( isset( $meta['width'], $meta['height'] ) ) {
				$backup_sizes[ "full-$suffix" ] = array(
					'width'  => $meta['width'],
					'height' => $meta['height'],
					'file'   => $parts['basename'],
				);
			}
		}
		$restored_file = path_join( $parts['dirname'], $data['file'] );
		$restored      = update_attached_file( $post_id, $restored_file );
		$meta['file']   = _wp_relative_upload_path( $restored_file );
		$meta['width']  = $data['width'];
		$meta['height'] = $data['height'];
	}
	foreach ( $default_sizes as $default_size ) {
		if ( isset( $backup_sizes[ "$default_size-orig" ] ) ) {
			$data = $backup_sizes[ "$default_size-orig" ];
			if ( isset( $meta['sizes'][ $default_size ] ) && $meta['sizes'][ $default_size ]['file'] !== $data['file'] ) {
				if ( defined( 'IMAGE_EDIT_OVERWRITE' ) && IMAGE_EDIT_OVERWRITE ) {
					// Delete only if it's an edited image.
					if ( preg_match( '/-e[0-9]{13}-/', $meta['sizes'][ $default_size ]['file'] ) ) {
						$delete_file = path_join( $parts['dirname'], $meta['sizes'][ $default_size ]['file'] );
						wp_delete_file( $delete_file );
					}
				} else {
					$backup_sizes[ "$default_size-{$suffix}" ] = $meta['sizes'][ $default_size ];
				}
			}
			$meta['sizes'][ $default_size ] = $data;
		} else {
			unset( $meta['sizes'][ $default_size ] );
		}
	}
	if ( ! wp_update_attachment_metadata( $post_id, $meta )
		|| ( $old_backup_sizes !== $backup_sizes && ! update_post_meta( $post_id, '_wp_attachment_backup_sizes', $backup_sizes ) )
	) {
		$msg->error = __( 'Cannot save image metadata.' );
		return $msg;
	}
	if ( ! $restored ) {
		$msg->error = __( 'Image metadata is inconsistent.' );
	} else {
		$msg->msg = __( 'Image restored successfully.' );
		if ( defined( 'IMAGE_EDIT_OVERWRITE' ) && IMAGE_EDIT_OVERWRITE ) {
			delete_post_meta( $post_id, '_wp_attachment_backup_sizes' );
		}
	}
	return $msg;
}
/**
 * Saves image to post, along with enqueued changes
 * in `$_REQUEST['history']`.
 *
 * @since 2.9.0
 *
 * @param int $post_id Attachment post ID.
 * @return stdClass
 */
function wp_save_image( $post_id ) {
	$_wp_additional_image_sizes = wp_get_additional_image_sizes();
	$return  = new stdClass();
	$success = false;
	$delete  = false;
	$scaled  = false;
	$nocrop  = false;
	$post    = get_post( $post_id );
	$img = wp_get_image_editor( _load_image_to_edit_path( $post_id, 'full' ) );
	if ( is_wp_error( $img ) ) {
		$return->error = esc_js( __( 'Unable to create new image.' ) );
		return $return;
	}
	$full_width  = ! empty( $_REQUEST['fwidth'] ) ? (int) $_REQUEST['fwidth'] : 0;
	$full_height = ! empty( $_REQUEST['fheight'] ) ? (int) $_REQUEST['fheight'] : 0;
	$target      = ! empty( $_REQUEST['target'] ) ? preg_replace( '/[^a-z0-9_-]+/i', '', $_REQUEST['target'] ) : '';
	$scale       = ! empty( $_REQUEST['do'] ) && 'scale' === $_REQUEST['do'];
	/** This filter is documented in wp-admin/includes/image-edit.php */
	$edit_thumbnails_separately = (bool) apply_filters( 'image_edit_thumbnails_separately', false );
	if ( $scale ) {
		$size            = $img->get_size();
		$original_width  = $size['width'];
		$original_height = $size['height'];
		if ( $full_width > $original_width || $full_height > $original_height ) {
			$return->error = esc_js( __( 'Images cannot be scaled to a size larger than the original.' ) );
			return $return;
		}
		if ( $full_width > 0 && $full_height > 0 ) {
			// Check if it has roughly the same w / h ratio.
			$diff = round( $original_width / $original_height, 2 ) - round( $full_width / $full_height, 2 );
			if ( -0.1 < $diff && $diff < 0.1 ) {
				// Scale the full size image.
				if ( $img->resize( $full_width, $full_height ) ) {
					$scaled = true;
				}
			}
			if ( ! $scaled ) {
				$return->error = esc_js( __( 'Error while saving the scaled image. Please reload the page and try again.' ) );
				return $return;
			}
		}
	} elseif ( ! empty( $_REQUEST['history'] ) ) {
		$changes = json_decode( wp_unslash( $_REQUEST['history'] ) );
		if ( $changes ) {
			$img = image_edit_apply_changes( $img, $changes );
		}
	} else {
		$return->error = esc_js( __( 'Nothing to save, the image has not changed.' ) );
		return $return;
	}
	$meta         = wp_get_attachment_metadata( $post_id );
	$backup_sizes = get_post_meta( $post->ID, '_wp_attachment_backup_sizes', true );
	if ( ! is_array( $meta ) ) {
		$return->error = esc_js( __( 'Image data does not exist. Please re-upload the image.' ) );
		return $return;
	}
	if ( ! is_array( $backup_sizes ) ) {
		$backup_sizes = array();
	}
	// Generate new filename.
	$path = get_attached_file( $post_id );
	$basename = pathinfo( $path, PATHINFO_BASENAME );
	$dirname  = pathinfo( $path, PATHINFO_DIRNAME );
	$ext      = pathinfo( $path, PATHINFO_EXTENSION );
	$filename = pathinfo( $path, PATHINFO_FILENAME );
	$suffix   = time() . rand( 100, 999 );
	if ( defined( 'IMAGE_EDIT_OVERWRITE' ) && IMAGE_EDIT_OVERWRITE
		&& isset( $backup_sizes['full-orig'] ) && $backup_sizes['full-orig']['file'] !== $basename
	) {
		if ( $edit_thumbnails_separately && 'thumbnail' === $target ) {
			$new_path = "{$dirname}/{$filename}-temp.{$ext}";
		} else {
			$new_path = $path;
		}
	} else {
		while ( true ) {
			$filename     = preg_replace( '/-e([0-9]+)$/', '', $filename );
			$filename    .= "-e{$suffix}";
			$new_filename = "{$filename}.{$ext}";
			$new_path     = "{$dirname}/$new_filename";
			if ( file_exists( $new_path ) ) {
				++$suffix;
			} else {
				break;
			}
		}
	}
	// Save the full-size file, also needed to create sub-sizes.
	if ( ! wp_save_image_file( $new_path, $img, $post->post_mime_type, $post_id ) ) {
		$return->error = esc_js( __( 'Unable to save the image.' ) );
		return $return;
	}
	if ( 'nothumb' === $target || 'all' === $target || 'full' === $target || $scaled ) {
		$tag = false;
		if ( isset( $backup_sizes['full-orig'] ) ) {
			if ( ( ! defined( 'IMAGE_EDIT_OVERWRITE' ) || ! IMAGE_EDIT_OVERWRITE )
				&& $backup_sizes['full-orig']['file'] !== $basename
			) {
				$tag = "full-$suffix";
			}
		} else {
			$tag = 'full-orig';
		}
		if ( $tag ) {
			$backup_sizes[ $tag ] = array(
				'width'  => $meta['width'],
				'height' => $meta['height'],
				'file'   => $basename,
			);
		}
		$success = ( $path === $new_path ) || update_attached_file( $post_id, $new_path );
		$meta['file'] = _wp_relative_upload_path( $new_path );
		$size           = $img->get_size();
		$meta['width']  = $size['width'];
		$meta['height'] = $size['height'];
		if ( $success && ( 'nothumb' === $target || 'all' === $target ) ) {
			$sizes = get_intermediate_image_sizes();
			if ( $edit_thumbnails_separately && 'nothumb' === $target ) {
				$sizes = array_diff( $sizes, array( 'thumbnail' ) );
			}
		}
		$return->fw = $meta['width'];
		$return->fh = $meta['height'];
	} elseif ( $edit_thumbnails_separately && 'thumbnail' === $target ) {
		$sizes   = array( 'thumbnail' );
		$success = true;
		$delete  = true;
		$nocrop  = true;
	}
	/*
	 * We need to remove any existing resized image files because
	 * a new crop or rotate could generate different sizes (and hence, filenames),
	 * keeping the new resized images from overwriting the existing image files.
	 * https://core.trac.wordpress.org/ticket/32171
	 */
	if ( defined( 'IMAGE_EDIT_OVERWRITE' ) && IMAGE_EDIT_OVERWRITE && ! empty( $meta['sizes'] ) ) {
		foreach ( $meta['sizes'] as $size ) {
			if ( ! empty( $size['file'] ) && preg_match( '/-e[0-9]{13}-/', $size['file'] ) ) {
				$delete_file = path_join( $dirname, $size['file'] );
				wp_delete_file( $delete_file );
			}
		}
	}
	if ( isset( $sizes ) ) {
		$_sizes = array();
		foreach ( $sizes as $size ) {
			$tag = false;
			if ( isset( $meta['sizes'][ $size ] ) ) {
				if ( isset( $backup_sizes[ "$size-orig" ] ) ) {
					if ( ( ! defined( 'IMAGE_EDIT_OVERWRITE' ) || ! IMAGE_EDIT_OVERWRITE )
						&& $backup_sizes[ "$size-orig" ]['file'] !== $meta['sizes'][ $size ]['file']
					) {
						$tag = "$size-$suffix";
					}
				} else {
					$tag = "$size-orig";
				}
				if ( $tag ) {
					$backup_sizes[ $tag ] = $meta['sizes'][ $size ];
				}
			}
			if ( isset( $_wp_additional_image_sizes[ $size ] ) ) {
				$width  = (int) $_wp_additional_image_sizes[ $size ]['width'];
				$height = (int) $_wp_additional_image_sizes[ $size ]['height'];
				$crop   = ( $nocrop ) ? false : $_wp_additional_image_sizes[ $size ]['crop'];
			} else {
				$height = get_option( "{$size}_size_h" );
				$width  = get_option( "{$size}_size_w" );
				$crop   = ( $nocrop ) ? false : get_option( "{$size}_crop" );
			}
			$_sizes[ $size ] = array(
				'width'  => $width,
				'height' => $height,
				'crop'   => $crop,
			);
		}
		$meta['sizes'] = array_merge( $meta['sizes'], $img->multi_resize( $_sizes ) );
	}
	unset( $img );
	if ( $success ) {
		wp_update_attachment_metadata( $post_id, $meta );
		update_post_meta( $post_id, '_wp_attachment_backup_sizes', $backup_sizes );
		if ( 'thumbnail' === $target || 'all' === $target || 'full' === $target ) {
			// Check if it's an image edit from attachment edit screen.
			if ( ! empty( $_REQUEST['context'] ) && 'edit-attachment' === $_REQUEST['context'] ) {
				$thumb_url = wp_get_attachment_image_src( $post_id, array( 900, 600 ), true );
				$return->thumbnail = $thumb_url[0];
			} else {
				$file_url = wp_get_attachment_url( $post_id );
				if ( ! empty( $meta['sizes']['thumbnail'] ) ) {
					$thumb             = $meta['sizes']['thumbnail'];
					$return->thumbnail = path_join( dirname( $file_url ), $thumb['file'] );
				} else {
					$return->thumbnail = "$file_url?w=128&h=128";
				}
			}
		}
	} else {
		$delete = true;
	}
	if ( $delete ) {
		wp_delete_file( $new_path );
	}
	$return->msg = esc_js( __( 'Image saved' ) );
	return $return;
}