% static_cast<int64_t>((static_cast<int64_t>(foreground_->nb_frames()) - static_cast<int64_t>(auto_play_delta_ ? *auto_play_delta_ : 0)));\r
\r
foreground_event_subject_ << monitor::event("type") % u8(foreground_->name());\r
- background_event_subject_ << monitor::event("type") % u8(foreground_->name());\r
+ background_event_subject_ << monitor::event("type") % u8(background_->name());\r
\r
return frame;\r
}\r