wp_get_video_extensions

<div class="wp-playlist wp-<?php echo $safe_type; ?>-playlist wp-playlist-<?php echo $safe_style; ?>">
	<?php if ( 'audio' === $atts['type'] ) : ?>
	<div class="wp-playlist-current-item"></div>
	<?php endif ?>
	<<?php echo $safe_type; ?> controls="controls" preload="none" width="
				<?php
				echo (int) $theme_width;
				?>
	"
	<?php
	if ( 'video' === $safe_type ) :