1 <video tal:define="href tales:absolute_url(video);

     2 				   conversions tales:conversions(video);

     3 				   thumbnails tales:thumbnails(video);

     4 				   size thumbnails.get_image_size();

     5 				   thumbnail thumbnails.get_thumbnail('{0}x{1}'.format(size[0], size[1]), 'png');

     6 				   timestamp tales:timestamp(thumbnail);"

     7 	   controls

     8 	   poster="${href}/++thumb++${size[0]}x${size[1]}.png?_=${timestamp}">

     9 	<tal:loop repeat="conversion conversions.get_conversions(order=('video/webm','video/mp4','video/x-flv'))">

    10 		<source tal:define="media_width conversions.get_conversion_width(conversion.__name__);

    11 							media_src tales:absolute_url(conversion);

    12 							video_type tales:video_type(conversion);"

    13 				tal:condition="video_type"

    14 				type="${video_type}"

    15 				src="${media_src.replace('+', '%2b')}"

    16 				media="${'all and (max-width: {0}px)'.format(media_width) if media_width else None}" />

    17 	</tal:loop>

    18 </video>