+
+ std::unique_ptr<Mux> stream_mux; // To HTTP.
+
+ // While Mux object is constructing, <stream_mux_writing_header> is true,
+ // and the header is being collected into stream_mux_header.
+ bool stream_mux_writing_header;
+ std::string stream_mux_header;
+
+ bool stream_mux_writing_keyframes = false;