for (map<DCPTextTrack, shared_ptr<dcp::SubtitleAsset> >::const_iterator i = _closed_caption_assets.begin(); i != _closed_caption_assets.end(); ++i) {
shared_ptr<dcp::ReelClosedCaptionAsset> a = maybe_add_text<dcp::ReelClosedCaptionAsset> (
i->second, reel_picture_asset->actual_duration(), reel, refs, fonts, _film, _period
);
for (map<DCPTextTrack, shared_ptr<dcp::SubtitleAsset> >::const_iterator i = _closed_caption_assets.begin(); i != _closed_caption_assets.end(); ++i) {
shared_ptr<dcp::ReelClosedCaptionAsset> a = maybe_add_text<dcp::ReelClosedCaptionAsset> (
i->second, reel_picture_asset->actual_duration(), reel, refs, fonts, _film, _period
);