+ def is_ad_fragment_start(s):
+ return (s.startswith('#ANVATO-SEGMENT-INFO') and 'type=ad' in s
+ or s.startswith('#UPLYNK-SEGMENT') and s.endswith(',ad'))
+
+ def is_ad_fragment_end(s):
+ return (s.startswith('#ANVATO-SEGMENT-INFO') and 'type=master' in s
+ or s.startswith('#UPLYNK-SEGMENT') and s.endswith(',segment'))