layer_status status() const
{
layer_status status;
status.foreground = foreground_->print();
status.background = background_->print();
status.is_paused = is_paused_;
status.total_frames = foreground_->nb_frames();
status.current_frame = frame_number_;
return status;
}
safe_ptr<basic_frame> receive_and_follow(safe_ptr<frame_producer>& producer, int hints)
{
auto frame = producer->receive(hints);
if(frame == basic_frame::eof())
{
CASPAR_LOG(info) << producer->print() << " End Of File.";
auto following = producer->get_following_producer();
if(following != frame_producer::empty())
{
following->set_leading_producer(producer);
producer = std::move(following);
}
else
producer = make_safe<last_frame_producer>(producer);
return receive_and_follow(producer, hints);
}
return frame;
}
virtual std::wstring print() const override
{
return L"separated[fill:" + fill_producer_->print() + L"|key[" + key_producer_->print() + L"]]";
}
virtual std::wstring print() const override
{
return L"transition[" + source_producer_->print() + L"=>" + dest_producer_->print() + L"]";
}
virtual std::wstring print() const override
{
return consumer_->print();
}
last_frame_producer(const safe_ptr<frame_producer>& producer)
: print_(producer->print())
, frame_(producer->last_frame() != basic_frame::eof() ? producer->last_frame() : basic_frame::empty())
, nb_frames_(producer->nb_frames())
{
}