void schedule_interpolated_frame(std::chrono::steady_clock::time_point, int64_t output_pts,
std::function<void(std::shared_ptr<Frame>)> &&display_func,
QueueSpotHolder &&queue_spot_holder,
FrameOnDisk frame1, FrameOnDisk frame2,
void schedule_interpolated_frame(std::chrono::steady_clock::time_point, int64_t output_pts,
std::function<void(std::shared_ptr<Frame>)> &&display_func,
QueueSpotHolder &&queue_spot_holder,
FrameOnDisk frame1, FrameOnDisk frame2,