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Created November 22, 2023 17:21
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Mirroring of Linux Mint screen on Android tablet
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vnc-android.md

Mirroring of Linux Mint screen on Android tablet

Table of Contents

Tested VNC clients @ Android

Installation @ Linux

➜  git:(master) ✗ sudo apt install tightvncserver tightvncpasswd xtightvncviewer xvfb

Starting up @ Linux

➜  git:(master) ✗ vncserver -name greenway -interface 192.168.1.138 # -geometry 1280x960 
New 'greenway' desktop is greenway:1
Starting applications specified in /home/vit/.vnc/xstartup
Log file is /home/vit/.vnc/greenway:1.log
➜  git:(master) ✗ ps -fe | grep vnc                                
vit        26453    1381  0 15:57 pts/5    00:00:00 Xtightvnc :1 -desktop greenway -auth /home/vit/.Xauthority -geometry 1024x768 -depth 24 -rfbwait 120000 -rfbauth /home/vit/.vnc/passwd -rfbport 5901 -fp /usr/share/fonts/X11/misc/,/usr/share/fonts/X11/Type1/,/usr/share/fonts/X11/75dpi/,/usr/share/fonts/X11/100dpi/ -co /etc/X11/rgb -interface 192.168.1.138
➜  git:(master) ✗ tail -f ~/.vnc/greenway:1.log                          
22/11/23 18:34:10 Xvnc version TightVNC-1.3.10
22/11/23 18:34:10 Copyright (C) 2000-2009 TightVNC Group
22/11/23 18:34:10 Copyright (C) 1999 AT&T Laboratories Cambridge
22/11/23 18:34:10 All Rights Reserved.
22/11/23 18:34:10 See http://www.tightvnc.com/ for information on TightVNC
22/11/23 18:34:10 Desktop name 'greenway' (greenway:1)
22/11/23 18:34:10 Protocol versions supported: 3.3, 3.7, 3.8, 3.7t, 3.8t
22/11/23 18:34:10 Listening for VNC connections on TCP port 5901
Font directory '/usr/share/fonts/X11/75dpi/' not found - ignoring
Font directory '/usr/share/fonts/X11/100dpi/' not found - ignoring
cinnamon-session[36733]: WARNING: t+0,00395s: Could not get session id for session. Check that logind is properly installed and pam_systemd is getting used at login.
cinnamon-session[36733]: WARNING: t+0,00434s: CSIdleMonitor: IDLETIME counter not found
cinnamon-session[36733]: GLib-GObject-CRITICAL: t+0,00435s: object CSIdleMonitor 0x556f821b57a0 finalized while still in-construction
cinnamon-session[36733]: GLib-GObject-CRITICAL: t+0,00435s: Custom constructor for class CSIdleMonitor returned NULL (which is invalid). Please use GInitable instead.
SSH_AUTH_SOCK=/run/user/1000/keyring/ssh
SSH_AUTH_SOCK=/run/user/1000/keyring/ssh
SSH_AUTH_SOCK=/run/user/1000/keyring/ssh
Failure: Module initialization failed
[cinnamon-settings-daemon-power] Failed to start: RANDR extension is not present
[cinnamon-settings-daemon-smartcard] Failed to start: no suitable smartcard driver could be found
** (csd-keyboard:36799): WARNING **: 18:34:11.501: XKB extension not available
[cinnamon-settings-daemon-color] Failed to start: RANDR extension is not present
[cinnamon-settings-daemon-power] Failed to start: RANDR extension is not present
xmodmap:  unable to open file '/usr/share/xmodmap/xmodmap.us' for reading
xmodmap:  1 error encountered, aborting.
[cinnamon-settings-daemon-smartcard] Failed to start: no suitable smartcard driver could be found
[cinnamon-settings-daemon-color] Failed to start: RANDR extension is not present
xkbcommon: ERROR: xkb_x11_keymap_new_from_device: illegal device ID: -1
xkbcommon: ERROR: xkb_x11_state_new_from_device: illegal device ID: -1metacity-Message: 18:34:11.830: could not find XKB extension.
** (polkit-gnome-authentication-agent-1:36960): WARNING **: 18:34:11.863: Unable to register authentication agent: GDBus.Error:org.freedesktop.PolicyKit1.Error.Failed: An authentication agent already exists for the given subject
Cannot register authentication agent: GDBus.Error:org.freedesktop.PolicyKit1.Error.Failed: An authentication agent already exists for the given subject
Xlib:  extension "X-Resource" missing on display ":1".
Unable to open desktop file /usr/share/applications/mate-terminal.desktop for panel launcher: No such file or directory
Unable to open desktop file /usr/share/applications/caja-browser.desktop for panel launcher: No such file or directory
** (cinnamon-killer-daemon:36973): WARNING **: 18:34:11.932: Binding '<Control><Alt>Escape' failed!
Muffin not running, skipping fractional scaling check.
Trying to connect to logind...
Starting screensaver...
** Message: 18:34:11.995: nemo-desktop: session is cinnamon, establishing proxy
Cinnamon Screensaver support not found in current theme - adding some...
cinnamon-session[36733]: WARNING: t+0,61272s: Detected that screensaver has appeared on the bus
Failed to connect to Cinnamon - screensaver will not activate when expo or overview modes are active.
Successfully using logind
22/11/23 18:34:19 Got connection from client 192.168.1.236
22/11/23 18:34:19 Using protocol version 3.8
22/11/23 18:34:19 Full-control authentication passed by 192.168.1.236
22/11/23 18:34:19 Pixel format for client 192.168.1.236:
22/11/23 18:34:19   32 bpp, depth 24, little endian
22/11/23 18:34:19   true colour: max r 255 g 255 b 255, shift r 0 g 8 b 16
22/11/23 18:34:19 Using tight encoding for client 192.168.1.236
22/11/23 18:34:19 rfbProcessClientNormalMessage: ignoring unknown encoding 16
22/11/23 18:34:19 rfbProcessClientNormalMessage: ignoring unknown encoding 9
22/11/23 18:34:19 rfbProcessClientNormalMessage: ignoring unknown encoding -65527
22/11/23 18:34:19 Using compression level 3 for client 192.168.1.236
22/11/23 18:34:19 Using image quality level 5 for client 192.168.1.236
22/11/23 18:34:19 Enabling X-style cursor updates for client 192.168.1.236
22/11/23 18:34:19 Enabling cursor position updates for client 192.168.1.236
22/11/23 18:34:19 rfbProcessClientNormalMessage: ignoring unknown encoding -131072
22/11/23 18:34:19 rfbProcessClientNormalMessage: ignoring unknown encoding -223
22/11/23 18:34:19 rfbProcessClientNormalMessage: ignoring unknown encoding -308
22/11/23 18:34:19 Enabling LastRect protocol extension for client 192.168.1.236
22/11/23 18:34:19 rfbProcessClientNormalMessage: ignoring unknown encoding -131071
22/11/23 18:34:19 rfbProcessClientNormalMessage: ignoring unknown encoding -131070
22/11/23 18:34:19 rfbProcessClientNormalMessage: ignoring unknown encoding -131069
22/11/23 18:34:19 rfbProcessClientNormalMessage: ignoring unknown encoding -309
22/11/23 18:34:19 rfbProcessClientNormalMessage: ignoring unknown encoding -258
22/11/23 18:34:19 rfbProcessClientNormalMessage: ignoring unknown encoding -1063131698
Cinnamon memory limit enabled: 2048 MB
(metacity:36947): metacity-WARNING **: 18:34:46.645: Buggy client sent a _NET_ACTIVE_WINDOW message with a timestamp of 0 for 0x5800015 (mintMenu.py)
cinnamon-session[36733]: WARNING: t+35,66207s: Detected that screensaver has left the bus
[1700670851,000,xklavier_config.c:xkl_config_registry_load_helper/] 	Missing registry file /usr/share/xmodmap/base.xml
Xlib:  extension "X-Resource" missing on display ":1".
Xlib:  extension "X-Resource" missing on display ":1".
22/11/23 18:37:45 Client 192.168.1.236 gone
22/11/23 18:37:45 Statistics:
22/11/23 18:37:45   key events received 99, pointer events 24
22/11/23 18:37:45   framebuffer updates 253, rectangles 6104, bytes 5585794
22/11/23 18:37:45     LastRect markers 246, bytes 2952
22/11/23 18:37:45     cursor shape updates 8, bytes 666
22/11/23 18:37:45     cursor position updates 1, bytes 12
22/11/23 18:37:45     tight rectangles 5849, bytes 5582164
22/11/23 18:37:45   raw bytes equivalent 253190424, compression ratio 45.357038
^C
➜  git:(main) ✗ vncserver -kill :1
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