Movie (recorded inputs) playback and recording. SDL has command lines to control it.

src/common/logging/log.h

@@ -92,6 +92,7 @@ enum class Class : ClassType {
     Loader,            ///< ROM loader
     Input,             ///< Input emulation
     Network,           ///< Network emulation
+    Movie,             ///< Movie (Input Recording) Playback
     WebService,        ///< Interface to Citra Web Services
     Count              ///< Total number of logging classes
 };