WP Custom Embed, to add responsive markup

WP Custom Embed

// Modifica o html do video embebedado para ficar responsivo
add_filter( 'embed_oembed_html','oembed_result', 10, 3 );
function oembed_result( $html, $url, $args ) {
	if( strstr( $url, 'youtu' ) ){
		$video_pattern = '~(?:http|https|)(?::\/\/|)(?:www.|)(?:youtu\.be\/|youtube\.com(?:\/embed\/|\/v\/|\/watch\?v=|\/ytscreeningroom\?v=|\/feeds\/api\/videos\/|\/user\S*[^\w\-\s]|\S*[^\w\-\s]))([\w\-]{11})[a-z0-9;:@#?&%=+\/\$_.-]*~i';

		$video_id = ( preg_replace( $video_pattern, '$1', $url ) );

		$html = '<div class="video-container"><iframe src="https://www.youtube.com/embed/' . $video_id . '" frameborder="0" allowfullscreen';
		foreach ( $args as $key => $value ) {
			$html .= ' ' .$key . '="' . $value . '"';
		}
		$html .= '></iframe></div>';
 	} else {
 		$html = '<div class="video-container">' . $html . '</div>';
 	}
	return $html;
}
function mg_youtube_player( $html, $url, $args ) {
	return str_replace( '?feature=oembed', '?feature=oembed&modestbranding=1&showinfo=0&rel=0', $html );
}
add_filter( 'oembed_result', 'mg_youtube_player', 10, 3 );