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Can non-X devices (e.g. a raw framebuffer) be viewed (and even controlled) via VNC with x11vnc?

April 26, 2017controlled Devices framebuffer raw viewed VNC x11vnc

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Can non-X devices (e.g. a raw framebuffer) be viewed (and even controlled) via VNC with x11vnc?

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As of Apr/2005 there is support for this. Two options were added: “-rawfb string” (to indicate the raw frame buffer device, file, etc. and its parameters) and “-pipeinput command” (to provide an external program that will inject or otherwise process mouse and keystroke input.) Some useful -pipeinput schemes, VID, CONSOLE, and UINPUT, have since been built into x11vnc for convenience. This non-X mode for x11vnc is somewhat experimental because it is so removed in scope from the intended usage of the tool. Incomplete attempt is made to make all of the other options consistent with non-X framebuffer polling. So all of the X-related options (e.g. -add_keysyms, -xkb) are just ignored or may cause an error if used. Be careful applying such an option via remote control. The format for the -rawfb string is: -rawfb :