Was used to filter input from media_upload_form_handler() and to assign a default post_title from the file name if none supplied.
$postarrayrequired
$attachmentarrayrequired
function image_attachment_fields_to_save( $post, $attachment ) {
_deprecated_function( __FUNCTION__, '6.0.0' );
return $post;
}
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Licensed under the GNU GPLv2+ License.
https://developer.wordpress.org/reference/functions/image_attachment_fields_to_save