property == DCPContentProperty::CAN_BE_PLAYED ||
property == TextSubtitleContentProperty::TEXT_SUBTITLE_COLOUR ||
property == TextSubtitleContentProperty::TEXT_SUBTITLE_OUTLINE ||
- property == TextSubtitleContentProperty::TEXT_SUBTITLE_OUTLINE_COLOUR
+ property == TextSubtitleContentProperty::TEXT_SUBTITLE_OUTLINE_COLOUR ||
+ property == FFmpegContentProperty::SUBTITLE_STREAM
) {
_have_valid_pieces = false;