Disable autoformatting in TinyMCE editor in WordPress

disable autop

/**
 * Disable autop shortcode for our html pages
 */
function bfp_clean_formatter($content) {
    $new_content = '';
    $pattern_full = '{(\[clean\].*?\[/clean\])}is';
    $pattern_contents = '{\[clean\](.*?)\[/clean\]}is';
    $pieces = preg_split($pattern_full, $content, -1, PREG_SPLIT_DELIM_CAPTURE);

    foreach ($pieces as $piece) {
        if (preg_match($pattern_contents, $piece, $matches)) {
            $new_content .= $matches[1];
        } else {
            $new_content .= wptexturize(wpautop($piece));
        }
    }

    return $new_content;
}

remove_filter('the_content', 'wpautop');
remove_filter('the_content', 'wptexturize');

add_filter('the_content', 'bfp_clean_formatter', 99);