.TH MUX 1.SH NAMEmux \- interactive television demo.SH SYNOPSIS.B mux/mux.SH DESCRIPTION.I Muxis a standalone application environment run from the Inferno consolein.IR emu (1)or startedautomatically by.IR init (8)in a native environment.It directly uses the.IR draw (3)device and either keyboard or Infrared,and cannot be run under.IR wm (1).It is included in this release only as an example of the use of the Prefab graphicsmodule described by.IR prefab-intro (2).The simpler style of graphics and interaction provided by Prefab anddemonstrated by.I muxmight be more appropriate than Tkon devices that use infrared remote controlfor interaction, such as televisions,or devices with limited screen space, such as pocket devices or portable telephones..SS Configuration.I Muxproduces a menu derived from the configuration file.BR /services/basic .Each line in the file has three fields, separated by.BR : ,of the following form:.IP.IB icon : app : label.PPThe.I iconis the name of a bitmap file to displayed in the menu alongside the textual.I label(which is the rest of the line).When the item is selected, as described below,.I muxruns the Dis file.IP.BI /dis/mux/ app .dis.SS ApplicationsThe following applications are available:.TF audioctl.TP.B fnnFinancial reports:a scrolling `ticker tape' along the bottom of the screen..TP.B movieMovies: select a film from a menu of categories.TP.B newsToday's Newspaper: on-screen newspapers.TP.B tvTelevision.TP.B tvlistTV Timetable.TP.B pizzaOrder Pizza.TP.B emailInternet mail.TP.B webInternet Web Browser: simplistic web browser.TP.B registerRegister with a service provider.TP.B ovidPresentations.TP.B audioctlAudio Control.PD.PP.SS Interaction.I Muxcan be controlled using an infrared device, but for demonstration purposesunder.IR emu (1)the infrared is emulated using the keyboard (see.IR ir (2)).The following are the common controls:.TF newline.TP.B rchannel up.TP.B cchannel down.TP.B tvolume up.TP.B vvolume down.TP.B icursor up.TP.B mcursor down.TP.B jcursor left; rewind.TP.B kcursor right; fast forward.TP.B xreturn to main menu leaving application running; recall.TP.B newlineselect item.TP.B spaceexit and return to the previous screen or menu.SH FILES.B /services/basic.br.B /icons/*.bit.SH SOURCE.B /appl/mux.SH SEE ALSO.IR wm (1),.IR ir (2),.IR prefab-intro (2),.IR virgil (2),.IR manufacture (8),.IR register (8),.IR signer (8),.IR virgild (8).SH BUGSThe video demonstrations currently work only on native machines with specific hardware..brFor copyright reasons, some databases are not distributed, or have randomly-generated content.