+ Decoder (Decoder const&) = delete;
+ Decoder& operator= (Decoder const&) = delete;
+
+ std::shared_ptr<VideoDecoder> video;
+ std::shared_ptr<AudioDecoder> audio;
+ std::list<std::shared_ptr<TextDecoder>> text;
+ std::shared_ptr<AtmosDecoder> atmos;
+
+ std::shared_ptr<TextDecoder> only_text () const;
+
+ /** Do some decoding and perhaps emit video, audio or subtitle data.
+ * @return true if this decoder will emit no more data unless a seek() happens.
+ */