preference = -1 if proto == 'rtmp' else 1
label = child.get('label')
tbr = int_or_none(child.get('bitrate'))
- width, height = [int_or_none(x) for x in child.get('resolution', '').split('x')]
+ width, height = [int_or_none(x) for x in child.get('resolution', 'x').split('x')[:2]]
formats.append({
'format_id': '%s-%s' % (proto, label if label else tbr),
'url': video_url,