{
public:
AudioAnalyser (std::shared_ptr<const Film> film, std::shared_ptr<const Playlist> playlist, bool from_zero, std::function<void (float)> set_progress);
{
public:
AudioAnalyser (std::shared_ptr<const Film> film, std::shared_ptr<const Playlist> playlist, bool from_zero, std::function<void (float)> set_progress);
AudioAnalyser (AudioAnalyser const&) = delete;
AudioAnalyser& operator= (AudioAnalyser const&) = delete;
AudioAnalyser (AudioAnalyser const&) = delete;
AudioAnalyser& operator= (AudioAnalyser const&) = delete;