Source files part III: Subtitles and Captions, what files should I send?

• “Burned In Subtitles” rendered into picture of the primary video asset
• SRT file, UTF-8 encoding. We support modern subtitling & captioning formats including SCC, CAP, ASC, XML, STL, CCA and many others
  
• XML file in compliance with SMPTE 428-7-2014 specifications including the font
  

Timed text style guidelines are mandatory for a proper screening. Netflix and BBC guidelines are international standards.