Make VPATH building work with -I $(top_srcdir) for rfb/rfb.h

pull/1/head
runge 18 years ago
parent 6a6ccc8c58
commit 3c80351a1c

@ -1,3 +1,8 @@
2006-04-26 Karl Runge <runge@karlrunge.com>
* all Makefile.am: use -I $(top_srcdir) instead of -I .. so VPATH
builds will work.
* configure.ac: create rfb subdir for rfbint.h under VPATH.
2006-04-17 Steven Carr <scarr@jsa-usa.com> 2006-04-17 Steven Carr <scarr@jsa-usa.com>
* Added an example camera application to demonstrate another * Added an example camera application to demonstrate another
way to write a server application. way to write a server application.

@ -34,11 +34,23 @@
# set VNCVIEWERCMD to whatever vncviewer command you want to use: # set VNCVIEWERCMD to whatever vncviewer command you want to use:
# #
VNCVIEWERCMD=${VNCVIEWERCMD:-vncviewer} VNCVIEWERCMD=${VNCVIEWERCMD:-vncviewer}
#
# Same for STUNNEL, e.g. /path/to/stunnel or stunnel4, etc.
#
PATH=$PATH:/usr/sbin:/usr/local/sbin:/dist/sbin; export PATH PATH=$PATH:/usr/sbin:/usr/local/sbin:/dist/sbin; export PATH
if [ "X$STUNNEL" = "X" ]; then
type stunnel4 > /dev/null 2>&1
if [ $? = 0 ]; then
STUNNEL=stunnel4
else
STUNNEL=stunnel
fi
fi
help() { help() {
head -36 $0 | tail +2 head -39 $0 | tail +2
} }
# grab our cmdline options: # grab our cmdline options:
@ -274,8 +286,8 @@ cat $tmp | uniq
echo "" echo ""
sleep 1 sleep 1
echo "running: stunnel $tmp" echo "running: $STUNNEL $tmp"
stunnel $tmp < /dev/tty > /dev/tty & $STUNNEL $tmp < /dev/tty > /dev/tty &
pid=$! pid=$!
echo "" echo ""

@ -1,4 +1,4 @@
AM_CFLAGS=-I.. -g -Wall AM_CFLAGS=-I $(top_srcdir) -g -Wall
LDADD = ../libvncclient/libvncclient.a @WSOCKLIB@ LDADD = ../libvncclient/libvncclient.a @WSOCKLIB@
if WITH_FFMPEG if WITH_FFMPEG

@ -403,6 +403,10 @@ AC_TYPE_SIZE_T
AC_HEADER_TIME AC_HEADER_TIME
AC_HEADER_SYS_WAIT AC_HEADER_SYS_WAIT
AC_TYPE_SOCKLEN_T AC_TYPE_SOCKLEN_T
if test ! -d ./rfb; then
echo "creating subdir ./rfb for rfbint.h"
mkdir ./rfb
fi
AC_CREATE_STDINT_H(rfb/rfbint.h) AC_CREATE_STDINT_H(rfb/rfbint.h)
AC_CACHE_CHECK([for in_addr_t], AC_CACHE_CHECK([for in_addr_t],
inaddrt, [ inaddrt, [

@ -1,4 +1,4 @@
AM_CFLAGS = -I .. AM_CFLAGS = -I $(top_srcdir)
LDADD = ../libvncserver/libvncserver.a @WSOCKLIB@ LDADD = ../libvncserver/libvncserver.a @WSOCKLIB@
noinst_PROGRAMS=zippy noinst_PROGRAMS=zippy

@ -1,4 +1,4 @@
AM_CFLAGS=-I.. -g -Wall AM_CFLAGS=-I $(top_srcdir) -g -Wall
LDADD = ../libvncserver/libvncserver.a @WSOCKLIB@ LDADD = ../libvncserver/libvncserver.a @WSOCKLIB@
if OSX if OSX

@ -1,4 +1,4 @@
AM_CFLAGS=-g -I.. -I. -Wall AM_CFLAGS=-g -I $(top_srcdir) -I. -Wall
libvncclient_a_SOURCES=cursor.c listen.c rfbproto.c sockets.c vncviewer.c libvncclient_a_SOURCES=cursor.c listen.c rfbproto.c sockets.c vncviewer.c

@ -1,4 +1,4 @@
AM_CFLAGS=-g -Wall AM_CFLAGS=-g -Wall -I $(top_srcdir)
if WITH_TIGHTVNC_FILETRANSFER if WITH_TIGHTVNC_FILETRANSFER
TIGHTVNCFILETRANSFERHDRS=tightvnc-filetransfer/filelistinfo.h \ TIGHTVNCFILETRANSFERHDRS=tightvnc-filetransfer/filelistinfo.h \

@ -1,4 +1,4 @@
AM_CFLAGS=-g -Wall AM_CFLAGS=-g -Wall -I $(top_srcdir)
includedir=$(prefix)/include/rfb includedir=$(prefix)/include/rfb

@ -1,4 +1,4 @@
AM_CFLAGS=-I.. -g -Wall AM_CFLAGS=-I $(top_srcdir) -g -Wall
LDADD = ../libvncserver/libvncserver.a ../libvncclient/libvncclient.a @WSOCKLIB@ LDADD = ../libvncserver/libvncserver.a ../libvncclient/libvncclient.a @WSOCKLIB@
if HAVE_LIBPTHREAD if HAVE_LIBPTHREAD

@ -1,3 +1,7 @@
2006-04-26 Karl Runge <runge@karlrunge.com>
* x11vnc: skip exit in check_openssl() if not compiled with
libssl. set SKIP_HELP (again) in small footprint builds.
2006-04-16 Karl Runge <runge@karlrunge.com> 2006-04-16 Karl Runge <runge@karlrunge.com>
* x11vnc: More web proxy work for Java SSL applet and wrapper * x11vnc: More web proxy work for Java SSL applet and wrapper
script ssl_vncviewer. Apache SSL gateway support for script ssl_vncviewer. Apache SSL gateway support for

@ -1,4 +1,4 @@
AM_CFLAGS = -I .. AM_CFLAGS = -I $(top_srcdir)
LDADD = ../libvncserver/libvncserver.a @WSOCKLIB@ LDADD = ../libvncserver/libvncserver.a @WSOCKLIB@
SUBDIRS = misc SUBDIRS = misc

@ -1,5 +1,5 @@
x11vnc README file Date: Sun Apr 16 12:51:24 EDT 2006 x11vnc README file Date: Wed Apr 26 11:25:58 EDT 2006
The following information is taken from these URLs: The following information is taken from these URLs:
@ -1211,19 +1211,23 @@ make
for much info on X11 permissions. For example, you may need to set for much info on X11 permissions. For example, you may need to set
your XAUTHORITY environment variable or use the [203]-auth option to your XAUTHORITY environment variable or use the [203]-auth option to
point to the correct MIT-MAGIC-COOKIE file (e.g. /home/joe/.Xauthority point to the correct MIT-MAGIC-COOKIE file (e.g. /home/joe/.Xauthority
or /var/gdm/:0.Xauth or /var/lib/kdm/A:0-crWk72K), or simply be sure or /var/gdm/:0.Xauth or /var/lib/kdm/A:0-crWk72K or /tmp/.gdmzndVlR),
you run x11vnc as the correct user (i.e. the user who is logged into or simply be sure you run x11vnc as the correct user (i.e. the user
the X session you wish to view). who is logged into the X session you wish to view).
The MIT cookie file contains the secret key that allows x11vnc to The MIT cookie file contains the secret key that allows x11vnc to
connect to the desired X display. connect to the desired X display.
If, say, sshd has set XAUTHORITY to point to a random file it has If, say, sshd has set XAUTHORITY to point to a random file it has
created for X forwarding that will cause problems. (Under some created for X forwarding that will cause problems. (Under some
circumstances even su(1) and telnet(1) can set XAUTHORITY.) Running circumstances even su(1) and telnet(1) can set XAUTHORITY. See also
x11vnc as root is often not enough: you need to know where the the gdm parameter NeverPlaceCookiesOnNFS that sets XAUTHORITY to a
MIT-MAGIC-COOKIE file for the desired X display is. Example random filename in /tmp for the whole X session).
solution:
Running x11vnc as root is often not enough: you need to know where the
MIT-MAGIC-COOKIE file for the desired X display is.
Example solution:
x11vnc -display :0 -auth /var/gdm/:0.Xauth x11vnc -display :0 -auth /var/gdm/:0.Xauth
(this is for the display manager gdm and requires root permission to (this is for the display manager gdm and requires root permission to
@ -2896,7 +2900,10 @@ connect = 5900
The [365]ssl_vncviewer script provided with x11vnc can set up the The [365]ssl_vncviewer script provided with x11vnc can set up the
stunnel tunnel automatically on unix as long as the stunnel command is stunnel tunnel automatically on unix as long as the stunnel command is
installed on the Viewer machine and available in PATH (and vncviewer installed on the Viewer machine and available in PATH (and vncviewer
too of course). too of course). Note that on Debian based system you will need to
install the package stunnel4 not stunnel. You can set the environment
variables STUNNEL and VNCVIEWERCMD to point to the correct programs if
you want to override the defaults.
Here are some examples: Here are some examples:
1) ssl_vncviewer far-away.east:0 1) ssl_vncviewer far-away.east:0
@ -3588,7 +3595,9 @@ ied)
* Configure your window manager or desktop "theme" to not use fancy * Configure your window manager or desktop "theme" to not use fancy
images, shading, and gradients for the window decorations, etc. images, shading, and gradients for the window decorations, etc.
Disable window animations, etc. Maybe your desktop has a "low Disable window animations, etc. Maybe your desktop has a "low
bandwidth" theme you can easily switch into and out of. bandwidth" theme you can easily switch into and out of. Also in
Firefox disable eye-candy, e.g.: Edit -> Preferences -> Advanced
-> Use Smooth Scrolling (deselect it).
* Avoid small scrolls of large windows using the Arrow keys or * Avoid small scrolls of large windows using the Arrow keys or
scrollbar. Try to use PageUp/PageDown instead. (not so much of a scrollbar. Try to use PageUp/PageDown instead. (not so much of a
problem in x11vnc 0.7.2 if [405]-scrollcopyrect is active and problem in x11vnc 0.7.2 if [405]-scrollcopyrect is active and
@ -3636,28 +3645,33 @@ ied)
file. file.
x11vnc parameters: x11vnc parameters:
* Try using [408]-nodragging (no screen updates when dragging mouse, * Make sure the [408]-wireframe option is active (it should be on by
but sometimes you miss visual feedback)
* Make sure the [409]-wireframe option is active (it should be on by
default) and you have Opaque Moves/Resizes Enabled in the window default) and you have Opaque Moves/Resizes Enabled in the window
manager. manager.
* Make sure the [410]-scrollcopyrect option is active (it should be * Make sure the [409]-scrollcopyrect option is active (it should be
on by default). This detects scrolls in many (but not all) on by default). This detects scrolls in many (but not all)
applications an applies the CopyRect encoding for a big speedup. applications an applies the CopyRect encoding for a big speedup.
* Set [411]-fs 1.0 (disables fullscreen updates) * Specify [410]-speeds modem to force the wireframe and
* Try increasing [412]-wait or [413]-defer (reduces the maximum scrollcopyrect heuristic parameters (and any future ones) to those
of a dialup modem connection (or supply the rd,bw,lat numerical
values that characterize your link).
* If wireframe and scrollcopyrect aren't working, try using the more
drastic [411]-nodragging (no screen updates when dragging mouse,
but sometimes you miss visual feedback)
* Set [412]-fs 1.0 (disables fullscreen updates)
* Try increasing [413]-wait or [414]-defer (reduces the maximum
"frame rate", but won't help much for large screen changes) "frame rate", but won't help much for large screen changes)
* Try the [414]-progressive pixelheight mode with the block * Try the [415]-progressive pixelheight mode with the block
pixelheight 100 or so (delays sending vertical blocks since they pixelheight 100 or so (delays sending vertical blocks since they
may change while viewer is receiving earlier ones) may change while viewer is receiving earlier ones)
* If you just want to watch one (simple) window use [415]-id (cuts * If you just want to watch one (simple) window use [416]-id (cuts
down extraneous polling and updates, but can be buggy or down extraneous polling and updates, but can be buggy or
insufficient) insufficient)
* Set [416]-nosel (disables all clipboard selection exchange) * Set [417]-nosel (disables all clipboard selection exchange)
* Use [417]-nocursor and [418]-nocursorpos (repainting the remote * Use [418]-nocursor and [419]-nocursorpos (repainting the remote
cursor position and shape takes resources and round trips) cursor position and shape takes resources and round trips)
* On very slow links (e.g. <= 28.8) you may need to increase the * On very slow links (e.g. <= 28.8) you may need to increase the
[419]-readtimeout n setting if it sometimes takes more than 20sec [420]-readtimeout n setting if it sometimes takes more than 20sec
to paint the full screen, etc. to paint the full screen, etc.
@ -3679,7 +3693,7 @@ ied)
Note that the DAMAGE extension does not speed up the actual reading of Note that the DAMAGE extension does not speed up the actual reading of
pixels from the video card framebuffer memory, by, say, mirroring them pixels from the video card framebuffer memory, by, say, mirroring them
in main memory. So reading the fb is still painfully [420]slow (e.g. in main memory. So reading the fb is still painfully [421]slow (e.g.
5MB/sec), and so even using X DAMAGE when large changes occur on the 5MB/sec), and so even using X DAMAGE when large changes occur on the
screen the bulk of the time is still spent retrieving them. Not ideal, screen the bulk of the time is still spent retrieving them. Not ideal,
but use of the ShadowFB XFree86/Xorg option speeds up the reading but use of the ShadowFB XFree86/Xorg option speeds up the reading
@ -3697,27 +3711,27 @@ ied)
DAMAGE rectangles to contain real damage. The larger rectangles are DAMAGE rectangles to contain real damage. The larger rectangles are
only used as hints to focus the traditional scanline polling (i.e. if only used as hints to focus the traditional scanline polling (i.e. if
a scanline doesn't intersect a recent DAMAGE rectangle, the scan is a scanline doesn't intersect a recent DAMAGE rectangle, the scan is
skipped). You can use the "[421]-xd_area A" option to adjust the size skipped). You can use the "[422]-xd_area A" option to adjust the size
of the trusted DAMAGE rectangles. The default is 20000 pixels (e.g. a of the trusted DAMAGE rectangles. The default is 20000 pixels (e.g. a
140x140 square, etc). Use "-xd_area 0" to disable the cutoff and trust 140x140 square, etc). Use "-xd_area 0" to disable the cutoff and trust
all DAMAGE rectangles. all DAMAGE rectangles.
The option "[422]-xd_mem f" may also be of use in tuning the The option "[423]-xd_mem f" may also be of use in tuning the
algorithm. To disable using DAMAGE entirely use "[423]-noxdamage". algorithm. To disable using DAMAGE entirely use "[424]-noxdamage".
Q-61: When I drag windows around with the mouse or scroll up and down Q-61: When I drag windows around with the mouse or scroll up and down
things really bog down (unless I do the drag in a single, quick things really bog down (unless I do the drag in a single, quick
motion). Is there anything to do to improve things? motion). Is there anything to do to improve things?
This problem is primarily due to [424]slow hardware read rates from This problem is primarily due to [425]slow hardware read rates from
video cards: as you scroll or move a large window around the screen video cards: as you scroll or move a large window around the screen
changes are much too rapid for x11vnc to keep up them (it can usually changes are much too rapid for x11vnc to keep up them (it can usually
only read the video card at about 5-10 MB/sec, so it can take a good only read the video card at about 5-10 MB/sec, so it can take a good
fraction of a second to read the changes induce from moving a large fraction of a second to read the changes induce from moving a large
window, if this to be done a number of times in succession the window window, if this to be done a number of times in succession the window
or scroll appears to "lurch" forward). See the description in the or scroll appears to "lurch" forward). See the description in the
[425]-pointer_mode option for more info. The next bottleneck is [426]-pointer_mode option for more info. The next bottleneck is
compressing all of these changes and sending them out to connected compressing all of these changes and sending them out to connected
viewers, however the VNC protocol is pretty much self-adapting with viewers, however the VNC protocol is pretty much self-adapting with
respect to that (updates are only packaged and sent when viewers ask respect to that (updates are only packaged and sent when viewers ask
@ -3727,26 +3741,26 @@ ied)
default should now be much better than before and dragging small default should now be much better than before and dragging small
windows around should no longer be a huge pain. If for some reason windows around should no longer be a huge pain. If for some reason
these changes make matters worse, you can go back to the old way via these changes make matters worse, you can go back to the old way via
the "[426]-pointer_mode 1" option. the "[427]-pointer_mode 1" option.
Also added was the [427]-nodragging option that disables all screen Also added was the [428]-nodragging option that disables all screen
updates while dragging with the mouse (i.e. mouse motion with a button updates while dragging with the mouse (i.e. mouse motion with a button
held down). This gives the snappiest response, but might be undesired held down). This gives the snappiest response, but might be undesired
in some circumstances when you want to see the visual feedback while in some circumstances when you want to see the visual feedback while
dragging (e.g. menu traversal or text selection). dragging (e.g. menu traversal or text selection).
As of Dec/2004 the [428]-pointer_mode n option was introduced. n=1 is As of Dec/2004 the [429]-pointer_mode n option was introduced. n=1 is
the original mode, n=2 an improvement, etc.. See the -pointer_mode n the original mode, n=2 an improvement, etc.. See the -pointer_mode n
help for more info. help for more info.
Also, in some circumstances the [429]-threads option can improve Also, in some circumstances the [430]-threads option can improve
response considerably. Be forewarned that if more than one vncviewer response considerably. Be forewarned that if more than one vncviewer
is connected at the same time then libvncserver may not be thread safe is connected at the same time then libvncserver may not be thread safe
(try to get the viewers to use different VNC encodings, e.g. tight and (try to get the viewers to use different VNC encodings, e.g. tight and
ZRLE). ZRLE).
As of Apr/2005 two new options (see the [430]wireframe FAQ and As of Apr/2005 two new options (see the [431]wireframe FAQ and
[431]scrollcopyrect FAQ below) provide schemes to sweep this problem [432]scrollcopyrect FAQ below) provide schemes to sweep this problem
under the rug for window moves or resizes and for some (but not all) under the rug for window moves or resizes and for some (but not all)
window scrolls. window scrolls.
@ -3762,8 +3776,8 @@ ied)
the window move/resize stops, it returns to normal processing: you the window move/resize stops, it returns to normal processing: you
should only see the window appear in the new position. This spares you should only see the window appear in the new position. This spares you
from interacting with a "lurching" window between all of the from interacting with a "lurching" window between all of the
intermediate steps. BTW the lurching is due to [432]slow video card intermediate steps. BTW the lurching is due to [433]slow video card
read rates (see [433]here too). A displacement, even a small one, of a read rates (see [434]here too). A displacement, even a small one, of a
large window requires a non-negligible amount of time, a good fraction large window requires a non-negligible amount of time, a good fraction
of a second, to read in from the hardware framebuffer. of a second, to read in from the hardware framebuffer.
@ -3771,7 +3785,7 @@ ied)
for -wireframe to do any good. for -wireframe to do any good.
The mode is currently on by default because most people are inflicted The mode is currently on by default because most people are inflicted
with the problem. It can be disabled with the [434]-nowireframe option with the problem. It can be disabled with the [435]-nowireframe option
(aka -nowf). Why might one want to turn off the wireframing? Since (aka -nowf). Why might one want to turn off the wireframing? Since
x11vnc is merely guessing when windows are being moved/resized, it may x11vnc is merely guessing when windows are being moved/resized, it may
guess poorly for your window-manager or desktop, or even for the way guess poorly for your window-manager or desktop, or even for the way
@ -3816,13 +3830,13 @@ ied)
* Maximum time to show a wireframe animation. * Maximum time to show a wireframe animation.
* Minimum time between sending wireframe outlines. * Minimum time between sending wireframe outlines.
See the [435]"-wireframe tweaks" option for more details. On a slow See the [436]"-wireframe tweaks" option for more details. On a slow
link, e.g. dialup modem, the parameters may be automatically adjusted link, e.g. dialup modem, the parameters may be automatically adjusted
for better response. for better response.
CopyRect encoding: In addition to the above there is the CopyRect encoding: In addition to the above there is the
[436]"-wirecopyrect mode" option. It is also on by default. This [437]"-wirecopyrect mode" option. It is also on by default. This
instructs x11vnc to not only show the wireframe animation, but to also instructs x11vnc to not only show the wireframe animation, but to also
instruct all connected VNC viewers to locally translate the window instruct all connected VNC viewers to locally translate the window
image data from the original position to the new position on the image data from the original position to the new position on the
@ -3870,7 +3884,7 @@ ied)
requiring the image data to be transmitted over the network. For fast requiring the image data to be transmitted over the network. For fast
links the speedup is primarily due to x11vnc not having to read the links the speedup is primarily due to x11vnc not having to read the
scrolled framebuffer data from the X server (recall that reading from scrolled framebuffer data from the X server (recall that reading from
the hardware framebuffer is [437]slow). the hardware framebuffer is [438]slow).
To do this x11vnc uses the RECORD X extension to snoop the X11 To do this x11vnc uses the RECORD X extension to snoop the X11
protocol between the X client with the focus window and the X server. protocol between the X client with the focus window and the X server.
@ -3892,10 +3906,10 @@ ied)
the X server display: if one falls too far behind it could become a the X server display: if one falls too far behind it could become a
mess... mess...
The initial implementation of [438]-scrollcopyrect option is useful in The initial implementation of [439]-scrollcopyrect option is useful in
that it detects many scrolls and thus gives a much nicer working that it detects many scrolls and thus gives a much nicer working
environment (especially when combined with the [439]-wireframe environment (especially when combined with the [440]-wireframe
[440]-wirecopyrect [441]options, which are also on by default; and if [441]-wirecopyrect [442]options, which are also on by default; and if
you are willing to enable the ShadowFB things are very fast). The fact you are willing to enable the ShadowFB things are very fast). The fact
that there aren't long delays or lurches during scrolling is the that there aren't long delays or lurches during scrolling is the
primary improvement. primary improvement.
@ -3928,10 +3942,10 @@ ied)
One can tap the Alt_L key (Left "Alt" key) 3 times in a row to One can tap the Alt_L key (Left "Alt" key) 3 times in a row to
signal x11vnc to refresh the screen to all viewers. Your signal x11vnc to refresh the screen to all viewers. Your
VNC-viewer may have its own screen refresh hot-key or button. See VNC-viewer may have its own screen refresh hot-key or button. See
also: [442]-fixscreen also: [443]-fixscreen
* Some applications, notably OpenOffice, do XCopyArea scrolls in * Some applications, notably OpenOffice, do XCopyArea scrolls in
weird ways that assume ancestor window clipping is taking place. weird ways that assume ancestor window clipping is taking place.
See the [443]-scr_skip option for ways to tweak this on a See the [444]-scr_skip option for ways to tweak this on a
per-application basis. per-application basis.
* Selecting text while dragging the mouse may be slower, especially * Selecting text while dragging the mouse may be slower, especially
if the Button-down event happens near the window's edge. This is if the Button-down event happens near the window's edge. This is
@ -3948,7 +3962,7 @@ ied)
because it fails to detect scrolls in it. Sometimes clicking because it fails to detect scrolls in it. Sometimes clicking
inside the application window or selecting some text in it to inside the application window or selecting some text in it to
force the focus helps. force the focus helps.
* When using the [444]-scale option there will be a quick CopyRect * When using the [445]-scale option there will be a quick CopyRect
scroll, but it needs to be followed by a slower "cleanup" update. scroll, but it needs to be followed by a slower "cleanup" update.
This is because for a fixed finite screen resolution (e.g. 75 dpi) This is because for a fixed finite screen resolution (e.g. 75 dpi)
scaling and copyrect-ing are not exactly independent. Scaling scaling and copyrect-ing are not exactly independent. Scaling
@ -3961,7 +3975,7 @@ ied)
If you find the -scrollcopyrect behavior too approximate or If you find the -scrollcopyrect behavior too approximate or
distracting you can go back to the standard polling-only update method distracting you can go back to the standard polling-only update method
with the [445]-noscrollcopyrect (or -noscr for short). If you find with the [446]-noscrollcopyrect (or -noscr for short). If you find
some extremely bad and repeatable behavior for -scrollcopyrect please some extremely bad and repeatable behavior for -scrollcopyrect please
report a bug. report a bug.
@ -4000,23 +4014,23 @@ ied)
this is because the cursor shape is often downloaded to the graphics this is because the cursor shape is often downloaded to the graphics
hardware (video card), but I could be mistaken. hardware (video card), but I could be mistaken.
A simple kludge is provided by the "[446]-cursor X" option that A simple kludge is provided by the "[447]-cursor X" option that
changes the cursor when the mouse is on the root background (or any changes the cursor when the mouse is on the root background (or any
window has the same cursor as the root background). Note that desktops window has the same cursor as the root background). Note that desktops
like GNOME or KDE often cover up the root background, so this won't like GNOME or KDE often cover up the root background, so this won't
work for those cases. Also see the "[447]-cursor some" option for work for those cases. Also see the "[448]-cursor some" option for
additional kludges. additional kludges.
Note that as of Aug/2004 on Solaris using the SUN_OVL overlay Note that as of Aug/2004 on Solaris using the SUN_OVL overlay
extension and IRIX, x11vnc can show the correct mouse cursor when the extension and IRIX, x11vnc can show the correct mouse cursor when the
[448]-overlay option is supplied. See [449]this FAQ for more info. [449]-overlay option is supplied. See [450]this FAQ for more info.
Also as of Dec/2004 XFIXES X extension support has been added to allow Also as of Dec/2004 XFIXES X extension support has been added to allow
exact extraction of the mouse cursor shape. XFIXES fixes the problem exact extraction of the mouse cursor shape. XFIXES fixes the problem
of the cursor-shape being write-only: x11vnc can now query the X of the cursor-shape being write-only: x11vnc can now query the X
server for the current shape and send it back to the connected server for the current shape and send it back to the connected
viewers. XFIXES is available on recent Linux Xorg based distros and viewers. XFIXES is available on recent Linux Xorg based distros and
[450]Solaris 10. [451]Solaris 10.
The only XFIXES issue is the handling of alpha channel transparency in The only XFIXES issue is the handling of alpha channel transparency in
cursors. If a cursor has any translucency then in general it must be cursors. If a cursor has any translucency then in general it must be
@ -4024,7 +4038,7 @@ ied)
situations where the cursor transparency can also handled exactly: situations where the cursor transparency can also handled exactly:
when the VNC Viewer requires the cursor shape be drawn into the VNC when the VNC Viewer requires the cursor shape be drawn into the VNC
framebuffer or if you apply a patch to your VNC Viewer to extract framebuffer or if you apply a patch to your VNC Viewer to extract
hidden alpha channel data under 32bpp. [451]Details can be found here. hidden alpha channel data under 32bpp. [452]Details can be found here.
Q-65: When using XFIXES cursorshape mode, some of the cursors look Q-65: When using XFIXES cursorshape mode, some of the cursors look
@ -4057,17 +4071,17 @@ ied)
for most cursor themes and you don't have to worry about it. for most cursor themes and you don't have to worry about it.
In case it still looks bad for your cursor theme, there are (of In case it still looks bad for your cursor theme, there are (of
course!) some tunable parameters. The "[452]-alphacut n" option lets course!) some tunable parameters. The "[453]-alphacut n" option lets
you set the threshold "n" (between 0 and 255): cursor pixels with you set the threshold "n" (between 0 and 255): cursor pixels with
alpha values below n will be considered completely transparent while alpha values below n will be considered completely transparent while
values equal to or above n will be completely opaque. The default is values equal to or above n will be completely opaque. The default is
240. The "[453]-alphafrac f" option tries to correct individual 240. The "[454]-alphafrac f" option tries to correct individual
cursors that did not fare well with the default -alphacut value: if a cursors that did not fare well with the default -alphacut value: if a
cursor has less than fraction f (between 0.0 and 1.0) of its pixels cursor has less than fraction f (between 0.0 and 1.0) of its pixels
selected by the default -alphacut, the threshold is lowered until f of selected by the default -alphacut, the threshold is lowered until f of
its pixels are selected. The default fraction is 0.33. its pixels are selected. The default fraction is 0.33.
Finally, there is an option [454]-alpharemove that is useful for Finally, there is an option [455]-alpharemove that is useful for
themes where many cursors are light colored (e.g. "whiteglass"). themes where many cursors are light colored (e.g. "whiteglass").
XFIXES returns the cursor data with the RGB values pre-multiplied by XFIXES returns the cursor data with the RGB values pre-multiplied by
the alpha value. If the white cursors look too grey, specify the alpha value. If the white cursors look too grey, specify
@ -4093,10 +4107,10 @@ ied)
alpha channel data to libvncserver. However, this data will only be alpha channel data to libvncserver. However, this data will only be
used for VNC clients that do not support the CursorShapeUpdates VNC used for VNC clients that do not support the CursorShapeUpdates VNC
extension (or have disabled it). It can be disabled for all clients extension (or have disabled it). It can be disabled for all clients
with the [455]-nocursorshape x11vnc option. In this case the cursor is with the [456]-nocursorshape x11vnc option. In this case the cursor is
drawn, correctly blended with the background, into the VNC framebuffer drawn, correctly blended with the background, into the VNC framebuffer
before being sent out to the client. So the alpha blending is done on before being sent out to the client. So the alpha blending is done on
the x11vnc side. Use the [456]-noalphablend option to disable this the x11vnc side. Use the [457]-noalphablend option to disable this
behavior (always approximate transparent cursors with opaque RGB behavior (always approximate transparent cursors with opaque RGB
values). values).
@ -4125,9 +4139,9 @@ ied)
Q-67: Why does the mouse arrow just stay in one corner in my Q-67: Why does the mouse arrow just stay in one corner in my
vncviewer, whereas my cursor (that does move) is just a dot? vncviewer, whereas my cursor (that does move) is just a dot?
This default takes advantage of a [457]tightvnc extension This default takes advantage of a [458]tightvnc extension
(CursorShapeUpdates) that allows specifying a cursor image shape for (CursorShapeUpdates) that allows specifying a cursor image shape for
the local VNC viewer. You may disable it with the [458]-nocursor the local VNC viewer. You may disable it with the [459]-nocursor
option to x11vnc if your viewer does not have this extension. option to x11vnc if your viewer does not have this extension.
Note: as of Aug/2004 this should be fixed: the default for Note: as of Aug/2004 this should be fixed: the default for
@ -4141,17 +4155,17 @@ ied)
clients (i.e. passive viewers can see the mouse cursor being moved clients (i.e. passive viewers can see the mouse cursor being moved
around by another viewer)? around by another viewer)?
Use the [459]-cursorpos option when starting x11vnc. A VNC viewer must Use the [460]-cursorpos option when starting x11vnc. A VNC viewer must
support the Cursor Positions Updates for the user to see the mouse support the Cursor Positions Updates for the user to see the mouse
motions (the TightVNC viewers support this). As of Aug/2004 -cursorpos motions (the TightVNC viewers support this). As of Aug/2004 -cursorpos
is the default. See also [460]-nocursorpos and [461]-nocursorshape. is the default. See also [461]-nocursorpos and [462]-nocursorshape.
Q-69: Is it possible to swap the mouse buttons (e.g. left-handed Q-69: Is it possible to swap the mouse buttons (e.g. left-handed
operation), or arbitrarily remap them? How about mapping button clicks operation), or arbitrarily remap them? How about mapping button clicks
to keystrokes, e.g. to partially emulate Mouse wheel scrolling? to keystrokes, e.g. to partially emulate Mouse wheel scrolling?
You can remap the mouse buttons via something like: [462]-buttonmap You can remap the mouse buttons via something like: [463]-buttonmap
13-31 (or perhaps 12-21). Also, note that xmodmap(1) lets you directly 13-31 (or perhaps 12-21). Also, note that xmodmap(1) lets you directly
adjust the X server's button mappings, but in some circumstances it adjust the X server's button mappings, but in some circumstances it
might be more desirable to have x11vnc do it. might be more desirable to have x11vnc do it.
@ -4159,7 +4173,7 @@ ied)
One user had an X server with only one mouse button(!) and was able to One user had an X server with only one mouse button(!) and was able to
map all of the VNC client mouse buttons to it via: -buttonmap 123-111. map all of the VNC client mouse buttons to it via: -buttonmap 123-111.
Note that the [463]-debug_pointer option prints out much info for Note that the [464]-debug_pointer option prints out much info for
every mouse/pointer event and is handy in solving problems. every mouse/pointer event and is handy in solving problems.
To map mouse button clicks to keystrokes you can use the alternate To map mouse button clicks to keystrokes you can use the alternate
@ -4181,7 +4195,7 @@ ied)
Exactly what keystroke "scrolling" events they should be bound to Exactly what keystroke "scrolling" events they should be bound to
depends on one's taste. If this method is too approximate, one could depends on one's taste. If this method is too approximate, one could
consider not using [464]-buttonmap but rather configuring the X server consider not using [465]-buttonmap but rather configuring the X server
to think it has a mouse with 5 buttons even though the physical mouse to think it has a mouse with 5 buttons even though the physical mouse
does not. (e.g. 'Option "ZAxisMapping" "4 5"'). does not. (e.g. 'Option "ZAxisMapping" "4 5"').
@ -4211,7 +4225,7 @@ ied)
Q-70: How can I get my AltGr and Shift modifiers to work between Q-70: How can I get my AltGr and Shift modifiers to work between
keyboards for different languages? keyboards for different languages?
The option [465]-modtweak should help here. It is a mode that monitors The option [466]-modtweak should help here. It is a mode that monitors
the state of the Shift and AltGr Modifiers and tries to deduce the the state of the Shift and AltGr Modifiers and tries to deduce the
correct keycode to send, possibly by sending fake modifier key presses correct keycode to send, possibly by sending fake modifier key presses
and releases in addition to the actual keystroke. and releases in addition to the actual keystroke.
@ -4220,16 +4234,16 @@ ied)
to get the old behavior). This was done because it was noticed on to get the old behavior). This was done because it was noticed on
newer XFree86 setups even on bland "us" keyboards like "pc104 us" newer XFree86 setups even on bland "us" keyboards like "pc104 us"
XFree86 included a "ghost" key with both "<" and ">" it. This key does XFree86 included a "ghost" key with both "<" and ">" it. This key does
not exist on the keyboard (see [466]this FAQ for more info). Without not exist on the keyboard (see [467]this FAQ for more info). Without
-modtweak there was then an ambiguity in the reverse map keysym => -modtweak there was then an ambiguity in the reverse map keysym =>
keycode, making it so the "<" symbol could not be typed. keycode, making it so the "<" symbol could not be typed.
Also see the [467]FAQ about the -xkb option for a more powerful method Also see the [468]FAQ about the -xkb option for a more powerful method
of modifier tweaking for use on X servers with the XKEYBOARD of modifier tweaking for use on X servers with the XKEYBOARD
extension. extension.
When trying to resolve keyboard mapping problems, note that the When trying to resolve keyboard mapping problems, note that the
[468]-debug_keyboard option prints out much info for every keystroke [469]-debug_keyboard option prints out much info for every keystroke
and so can be useful debugging things. and so can be useful debugging things.
@ -4241,9 +4255,9 @@ ied)
(e.g. pc105 in the XF86Config file when it should be something else, (e.g. pc105 in the XF86Config file when it should be something else,
say pc104). say pc104).
Short Cut: Try the [469]-xkb or [470]-sloppy_keys options and see if Short Cut: Try the [470]-xkb or [471]-sloppy_keys options and see if
that helps the situation. The discussion below is a bit outdated (e.g. that helps the situation. The discussion below is a bit outdated (e.g.
[471]-modtweak is now the default) but is useful reference for various [472]-modtweak is now the default) but is useful reference for various
tricks and so is kept. tricks and so is kept.
@ -4286,17 +4300,17 @@ ied)
-remap less-comma -remap less-comma
These are convenient in that they do not modify the actual X server These are convenient in that they do not modify the actual X server
settings. The former ([472]-modtweak) is a mode that monitors the settings. The former ([473]-modtweak) is a mode that monitors the
state of the Shift and AltGr modifiers and tries to deduce the correct state of the Shift and AltGr modifiers and tries to deduce the correct
keycode sequence to send. Since Jul/2004 -modtweak is now the default. keycode sequence to send. Since Jul/2004 -modtweak is now the default.
The latter ([473]-remap less-comma) is an immediate remapping of the The latter ([474]-remap less-comma) is an immediate remapping of the
keysym less to the keysym comma when it comes in from a client (so keysym less to the keysym comma when it comes in from a client (so
when Shift is down the comma press will yield "<"). when Shift is down the comma press will yield "<").
See also the [474]FAQ about the -xkb option as a possible workaround See also the [475]FAQ about the -xkb option as a possible workaround
using the XKEYBOARD extension. using the XKEYBOARD extension.
Note that the [475]-debug_keyboard option prints out much info for Note that the [476]-debug_keyboard option prints out much info for
every keystroke to aid debugging keyboard problems. every keystroke to aid debugging keyboard problems.
@ -4304,13 +4318,13 @@ ied)
(i.e. an extra comma). (i.e. an extra comma).
This is likely because you press "Shift" then "<" but then released This is likely because you press "Shift" then "<" but then released
the Shift key before releasing the "<". Because of a [476]keymapping the Shift key before releasing the "<". Because of a [477]keymapping
ambiguity the last event "< up" is interpreted as "," because that key ambiguity the last event "< up" is interpreted as "," because that key
unshifted is the comma. unshifted is the comma.
This should not happen in [477]-xkb mode, because it works hard to This should not happen in [478]-xkb mode, because it works hard to
resolve the ambiguities. If you do not want to use -xkb, try the resolve the ambiguities. If you do not want to use -xkb, try the
option [478]-sloppy_keys to attempt a similar type of algorithm. option [479]-sloppy_keys to attempt a similar type of algorithm.
Q-73: I'm using an "international" keyboard (e.g. German "de", or Q-73: I'm using an "international" keyboard (e.g. German "de", or
@ -4334,7 +4348,7 @@ ied)
In both cases no AltGr is sent to the VNC server, but we know AltGr is In both cases no AltGr is sent to the VNC server, but we know AltGr is
needed on the physical international keyboard to type a "@". needed on the physical international keyboard to type a "@".
This all worked fine with x11vnc running with the [479]-modtweak This all worked fine with x11vnc running with the [480]-modtweak
option (it figures out how to adjust the Modifier keys (Shift or option (it figures out how to adjust the Modifier keys (Shift or
AltGr) to get the "@"). However it fails under recent versions of AltGr) to get the "@"). However it fails under recent versions of
XFree86 (and the X.org fork). These run the XKEYBOARD extension by XFree86 (and the X.org fork). These run the XKEYBOARD extension by
@ -4351,7 +4365,7 @@ ied)
* there is a new option -xkb to use the XKEYBOARD extension API to * there is a new option -xkb to use the XKEYBOARD extension API to
do the Modifier key tweaking. do the Modifier key tweaking.
The [480]-xkb option seems to fix all of the missing keys: "@", "<", The [481]-xkb option seems to fix all of the missing keys: "@", "<",
">", etc.: it is recommended that you try it if you have this sort of ">", etc.: it is recommended that you try it if you have this sort of
problem. Let us know if there are any remaining problems (see the next problem. Let us know if there are any remaining problems (see the next
paragraph for some known problems). If you specify the -debug_keyboard paragraph for some known problems). If you specify the -debug_keyboard
@ -4359,7 +4373,7 @@ ied)
debugging output (send it along with any problems you report). debugging output (send it along with any problems you report).
Update: as of Jun/2005 x11vnc will try to automatically enable Update: as of Jun/2005 x11vnc will try to automatically enable
[481]-xkb if it appears that would be beneficial (e.g. if it sees any [482]-xkb if it appears that would be beneficial (e.g. if it sees any
of "@", "<", ">", "[" and similar keys are mapped in a way that needs of "@", "<", ">", "[" and similar keys are mapped in a way that needs
the -xkb to access them). To disable this automatic check use -noxkb. the -xkb to access them). To disable this automatic check use -noxkb.
@ -4374,7 +4388,7 @@ ied)
was attached to keycode 93 (no physical key generates this was attached to keycode 93 (no physical key generates this
keycode) while ISO_Level3_Shift was attached to keycode 113. The keycode) while ISO_Level3_Shift was attached to keycode 113. The
keycode skipping option was used to disable the ghost key: keycode skipping option was used to disable the ghost key:
[482]-skip_keycodes 93 [483]-skip_keycodes 93
* In implementing -xkb we noticed that some characters were still * In implementing -xkb we noticed that some characters were still
not getting through, e.g. "~" and "^". This is not really an not getting through, e.g. "~" and "^". This is not really an
XKEYBOARD problem. What was happening was the VNC viewer was XKEYBOARD problem. What was happening was the VNC viewer was
@ -4391,16 +4405,16 @@ ied)
What to do? In general the VNC protocol has not really solved this What to do? In general the VNC protocol has not really solved this
problem: what should be done if the VNC viewer sends a keysym not problem: what should be done if the VNC viewer sends a keysym not
recognized by the VNC server side? Workarounds can possibly be recognized by the VNC server side? Workarounds can possibly be
created using the [483]-remap x11vnc option: created using the [484]-remap x11vnc option:
-remap asciitilde-dead_tilde,asciicircum-dead_circumflex -remap asciitilde-dead_tilde,asciicircum-dead_circumflex
etc. Use -remap filename if the list is long. Please send us your etc. Use -remap filename if the list is long. Please send us your
workarounds for this problem on your keyboard. Perhaps we can have workarounds for this problem on your keyboard. Perhaps we can have
x11vnc adjust automatically at some point. Also see the x11vnc adjust automatically at some point. Also see the
[484]-add_keysyms option in the next paragraph. [485]-add_keysyms option in the next paragraph.
Update: for convenience "[485]-remap DEAD" does many of these Update: for convenience "[486]-remap DEAD" does many of these
mappings at once. mappings at once.
* To complement the above workaround using the [486]-remap, an * To complement the above workaround using the [487]-remap, an
option [487]-add_keysyms was added. This option instructs x11vnc option [488]-add_keysyms was added. This option instructs x11vnc
to bind any unknown Keysyms coming in from VNC viewers to unused to bind any unknown Keysyms coming in from VNC viewers to unused
Keycodes in the X server. This modifies the global state of the X Keycodes in the X server. This modifies the global state of the X
server. When x11vnc exits it removes the extra keymappings it server. When x11vnc exits it removes the extra keymappings it
@ -4419,7 +4433,7 @@ ied)
Short answer: disable key autorepeating by running the command "xset r Short answer: disable key autorepeating by running the command "xset r
off" on the Xserver where x11vnc is run (restore via "xset r on") or off" on the Xserver where x11vnc is run (restore via "xset r on") or
use the new (Jul/2004) [488]-norepeat x11vnc option. You will still use the new (Jul/2004) [489]-norepeat x11vnc option. You will still
have autorepeating because that is taken care of on your VNC viewer have autorepeating because that is taken care of on your VNC viewer
side. side.
@ -4443,7 +4457,7 @@ ied)
off", does the problem go away? off", does the problem go away?
The workaround is to manually apply "xset r off" and "xset r on" as The workaround is to manually apply "xset r off" and "xset r on" as
needed, or to use the [489]-norepeat (which has since Dec/2004 been needed, or to use the [490]-norepeat (which has since Dec/2004 been
made the default). Note that with X server autorepeat turned off the made the default). Note that with X server autorepeat turned off the
VNC viewer side of the connection will (nearly always) do its own VNC viewer side of the connection will (nearly always) do its own
autorepeating so there is no big loss here, unless someone is also autorepeating so there is no big loss here, unless someone is also
@ -4454,7 +4468,7 @@ ied)
keystrokes!! keystrokes!!
Are you using x11vnc to log in to an X session? (as described in Are you using x11vnc to log in to an X session? (as described in
[490]this FAQ) If so, x11vnc is starting before your session and it [491]this FAQ) If so, x11vnc is starting before your session and it
disables autorepeat when you connect, but then after you log in your disables autorepeat when you connect, but then after you log in your
session startup (GNOME, KDE, ...) could be resetting the autorepeat to session startup (GNOME, KDE, ...) could be resetting the autorepeat to
be on. Or it could be something inside your desktop trying to be be on. Or it could be something inside your desktop trying to be
@ -4478,7 +4492,7 @@ ied)
machine where I run the VNC viewer does not. Is there a way I can map machine where I run the VNC viewer does not. Is there a way I can map
a local unused key to send an AltGr? How about a Compose key as well? a local unused key to send an AltGr? How about a Compose key as well?
Something like "[491]-remap Super_R-Mode_switch" x11vnc option may Something like "[492]-remap Super_R-Mode_switch" x11vnc option may
work. Note that Super_R is the "Right Windoze(tm) Flaggie" key; you work. Note that Super_R is the "Right Windoze(tm) Flaggie" key; you
may want to choose another. The -debug_keyboard option comes in handy may want to choose another. The -debug_keyboard option comes in handy
in finding keysym names (so does xev(1)). in finding keysym names (so does xev(1)).
@ -4501,7 +4515,7 @@ ied)
Since xmodmap(1) modifies the X server mappings you may not want to do Since xmodmap(1) modifies the X server mappings you may not want to do
this (because it affects local work on that machine). Something like this (because it affects local work on that machine). Something like
the [492]-remap Alt_L-Meta_L to x11vnc may be sufficient for ones the [493]-remap Alt_L-Meta_L to x11vnc may be sufficient for ones
needs, and does not modify the X server environment. Note that you needs, and does not modify the X server environment. Note that you
cannot send Alt_L in this case, maybe -remap Super_L-Meta_L would be a cannot send Alt_L in this case, maybe -remap Super_L-Meta_L would be a
better choice if the Super_L key is typically unused in Unix. better choice if the Super_L key is typically unused in Unix.
@ -4512,7 +4526,7 @@ ied)
This can be done directly in some X servers using AccessX and This can be done directly in some X servers using AccessX and
Pointer_EnableKeys, but is a bit awkward. It may be more convenient to Pointer_EnableKeys, but is a bit awkward. It may be more convenient to
have x11vnc do the remapping. This can be done via the [493]-remap have x11vnc do the remapping. This can be done via the [494]-remap
option using the fake "keysyms" Button1, Button2, etc. as the "to" option using the fake "keysyms" Button1, Button2, etc. as the "to"
keys (i.e. the ones after the "-") keys (i.e. the ones after the "-")
@ -4521,7 +4535,7 @@ ied)
button "paste" because (using XFree86/Xorg Emulate3Buttons) you have button "paste" because (using XFree86/Xorg Emulate3Buttons) you have
to click both buttons on the touch pad at the same time. This to click both buttons on the touch pad at the same time. This
remapping: remapping:
[494]-remap Super_R-Button2 [495]-remap Super_R-Button2
maps the Super_R "flag" key press to the Button2 click, thereby making maps the Super_R "flag" key press to the Button2 click, thereby making
X pasting a bit easier. X pasting a bit easier.
@ -4551,7 +4565,7 @@ ied)
There may also be scaling viewers out there (e.g. TightVNC or UltraVNC There may also be scaling viewers out there (e.g. TightVNC or UltraVNC
on Windows) that automatically shrink or expand the remote framebuffer on Windows) that automatically shrink or expand the remote framebuffer
to fit the local display. Especially for hand-held devices. See also to fit the local display. Especially for hand-held devices. See also
[495]this FAQ on x11vnc scaling. [496]this FAQ on x11vnc scaling.
Q-80: Does x11vnc support server-side framebuffer scaling? (E.g. to Q-80: Does x11vnc support server-side framebuffer scaling? (E.g. to
@ -4559,7 +4573,7 @@ ied)
As of Jun/2004 x11vnc provides basic server-side scaling. It is a As of Jun/2004 x11vnc provides basic server-side scaling. It is a
global scaling of the desktop, not a per-client setting. To enable it global scaling of the desktop, not a per-client setting. To enable it
use the "[496]-scale fraction" option. "fraction" can either be a use the "[497]-scale fraction" option. "fraction" can either be a
floating point number (e.g. -scale 0.5) or the alternative m/n floating point number (e.g. -scale 0.5) or the alternative m/n
fraction notation (e.g. -scale 2/3). Note that if fraction is greater fraction notation (e.g. -scale 2/3). Note that if fraction is greater
than one the display is magnified. than one the display is magnified.
@ -4580,7 +4594,7 @@ ied)
One can also use the ":nb" with an integer scale factor (say "-scale One can also use the ":nb" with an integer scale factor (say "-scale
2:nb") to use x11vnc as a screen magnifier for vision impaired 2:nb") to use x11vnc as a screen magnifier for vision impaired
[497]applications. Since with integer scale factors the framebuffers [498]applications. Since with integer scale factors the framebuffers
become huge and scaling operations time consuming, be sure to use become huge and scaling operations time consuming, be sure to use
":nb" for the fastest response. ":nb" for the fastest response.
@ -4606,12 +4620,12 @@ ied)
If one desires per-client scaling for something like 1:1 from a If one desires per-client scaling for something like 1:1 from a
workstation and 1:2 from a smaller device (e.g. handheld), currently workstation and 1:2 from a smaller device (e.g. handheld), currently
the only option is to run two (or more) x11vnc processes with the only option is to run two (or more) x11vnc processes with
different scalings listening on separate ports ([498]-rfbport option, different scalings listening on separate ports ([499]-rfbport option,
etc.). etc.).
BTW, whenever you run two or more x11vnc's on the same X display and BTW, whenever you run two or more x11vnc's on the same X display and
use the [499]GUI, then to avoid all of the x11vnc's simultaneously use the [500]GUI, then to avoid all of the x11vnc's simultaneously
answering the gui you will need to use something like [500]"-connect answering the gui you will need to use something like [501]"-connect
file1 -gui ..." with different connect files for each x11vnc you want file1 -gui ..." with different connect files for each x11vnc you want
to control via the gui (or remote-control). The "-connect file1" usage to control via the gui (or remote-control). The "-connect file1" usage
gives separate communication channels between a x11vnc proces and the gives separate communication channels between a x11vnc proces and the
@ -4620,7 +4634,7 @@ ied)
Update: As of Mar/2005 x11vnc now scales the mouse cursor with the Update: As of Mar/2005 x11vnc now scales the mouse cursor with the
same scale factor as the screen. If you don't want that, use the same scale factor as the screen. If you don't want that, use the
[501]"-scale_cursor frac" option to set the cursor scaling to a [502]"-scale_cursor frac" option to set the cursor scaling to a
different factor (e.g. use "-scale_cursor 1" to keep the cursor at its different factor (e.g. use "-scale_cursor 1" to keep the cursor at its
natural unscaled size). natural unscaled size).
@ -4642,16 +4656,16 @@ ied)
screen is not rectangular (e.g. 1280x1024 and 1024x768 monitors joined screen is not rectangular (e.g. 1280x1024 and 1024x768 monitors joined
together), then there will be "non-existent" areas on the screen. The together), then there will be "non-existent" areas on the screen. The
X server will return "garbage" image data for these areas and so they X server will return "garbage" image data for these areas and so they
may be distracting to the viewer. The [502]-blackout x11vnc option may be distracting to the viewer. The [503]-blackout x11vnc option
allows you to blacken-out rectangles by manually specifying their allows you to blacken-out rectangles by manually specifying their
WxH+X+Y geometries. If your system has the libXinerama library, the WxH+X+Y geometries. If your system has the libXinerama library, the
[503]-xinerama x11vnc option can be used to have it automatically [504]-xinerama x11vnc option can be used to have it automatically
determine the rectangles to be blackened out. (Note on 8bpp determine the rectangles to be blackened out. (Note on 8bpp
PseudoColor displays the fill color may not be black). PseudoColor displays the fill color may not be black).
Some users have reported that the mouse does not behave properly for Some users have reported that the mouse does not behave properly for
their Xinerama display: i.e. the mouse cannot be moved to all regions their Xinerama display: i.e. the mouse cannot be moved to all regions
of the large display. If this happens try using the [504]-xwarppointer of the large display. If this happens try using the [505]-xwarppointer
option. This instructs x11vnc to fake mouse pointer motions using the option. This instructs x11vnc to fake mouse pointer motions using the
XWarpPointer function instead of the XTestFakeMotionEvent XTEST XWarpPointer function instead of the XTestFakeMotionEvent XTEST
function. (This may be due to a bug in the X server for XTEST when function. (This may be due to a bug in the X server for XTEST when
@ -4676,23 +4690,23 @@ ied)
Note: if you are running on Solaris 8 or earlier you can easily hit up Note: if you are running on Solaris 8 or earlier you can easily hit up
against the maximum of 6 shm segments per process (for Xsun in this against the maximum of 6 shm segments per process (for Xsun in this
case) from running multiple x11vnc processes. You should modify case) from running multiple x11vnc processes. You should modify
/etc/system as mentioned in another [505]FAQ to increase the limit. It /etc/system as mentioned in another [506]FAQ to increase the limit. It
is probably also a good idea to run with the [506]-onetile option in is probably also a good idea to run with the [507]-onetile option in
this case (to limit each x11vnc to 3 shm segments), or even this case (to limit each x11vnc to 3 shm segments), or even
[507]-noshm to use no shm segments. [508]-noshm to use no shm segments.
Q-83: Can x11vnc show only a portion of the display? (E.g. for a Q-83: Can x11vnc show only a portion of the display? (E.g. for a
special purpose rfb application). special purpose rfb application).
As of Mar/2005 x11vnc has the "[508]-clip WxH+X+Y" option to select a As of Mar/2005 x11vnc has the "[509]-clip WxH+X+Y" option to select a
rectangle of width W, height H and offset (X, Y). Thus the VNC screen rectangle of width W, height H and offset (X, Y). Thus the VNC screen
will be the clipped sub-region of the display and be only WxH in size. will be the clipped sub-region of the display and be only WxH in size.
One user used -clip to split up a large [509]Xinerama screen into two One user used -clip to split up a large [510]Xinerama screen into two
more managable smaller screens. more managable smaller screens.
This also works to view a sub-region of a single application window if This also works to view a sub-region of a single application window if
the [510]-id or [511]-sid options are used. The offset is measured the [511]-id or [512]-sid options are used. The offset is measured
from the upper left corner of the selected window. from the upper left corner of the selected window.
@ -4701,7 +4715,7 @@ ied)
crash. crash.
As of Dec/2004 x11vnc supports XRANDR. You enable it with the As of Dec/2004 x11vnc supports XRANDR. You enable it with the
[512]-xrandr option to make x11vnc monitor XRANDR events and also trap [513]-xrandr option to make x11vnc monitor XRANDR events and also trap
X server errors if the screen change occurred in the middle of an X X server errors if the screen change occurred in the middle of an X
call like XGetImage. Once it traps the screen change it will create a call like XGetImage. Once it traps the screen change it will create a
new framebuffer using the new screen. new framebuffer using the new screen.
@ -4711,7 +4725,7 @@ ied)
then the viewer will automatically resize. Otherwise, the new then the viewer will automatically resize. Otherwise, the new
framebuffer is fit as best as possible into the original viewer size framebuffer is fit as best as possible into the original viewer size
(portions of the screen may be clipped, unused, etc). For these (portions of the screen may be clipped, unused, etc). For these
viewers you can try the [513]-padgeom option to make the region big viewers you can try the [514]-padgeom option to make the region big
enough to hold all resizes and rotations. enough to hold all resizes and rotations.
If you specify "-xrandr newfbsize" then vnc viewers that do not If you specify "-xrandr newfbsize" then vnc viewers that do not
@ -4766,9 +4780,9 @@ ied)
* Fullscreen mode * Fullscreen mode
The way VMWare does Fullscreen mode on Linux is to display the Guest The way VMWare does Fullscreen mode on Linux is to display the Guest
desktop in a separate Virtual Console (e.g. VC 8) (see [514]this FAQ desktop in a separate Virtual Console (e.g. VC 8) (see [515]this FAQ
on VC's for background). Unfortunately, this Fullscreen VC is not an X on VC's for background). Unfortunately, this Fullscreen VC is not an X
server. So x11vnc cannot access it (however, [515]see this for a server. So x11vnc cannot access it (however, [516]see this for a
possible partial workaround). x11vnc works fine with "Normal X possible partial workaround). x11vnc works fine with "Normal X
application window" and "Quick-Switch mode" because these use X. application window" and "Quick-Switch mode" because these use X.
@ -4785,13 +4799,13 @@ ied)
response. One can also cut the display depth (e.g. to 16bpp) in this response. One can also cut the display depth (e.g. to 16bpp) in this
2nd X session to improve video performance. This 2nd X session 2nd X session to improve video performance. This 2nd X session
emulates Fullscreen mode to some degree and can be viewed via x11vnc emulates Fullscreen mode to some degree and can be viewed via x11vnc
as long as the VMWare X session [516]is in the active VC. as long as the VMWare X session [517]is in the active VC.
Also note that with a little bit of playing with "xwininfo -all Also note that with a little bit of playing with "xwininfo -all
-children" output one can extract the (non-toplevel) windowid of the -children" output one can extract the (non-toplevel) windowid of the
of the Guest desktop only when VMWare is running as a normal X of the Guest desktop only when VMWare is running as a normal X
application. Then one can export just the guest desktop (i.e. without application. Then one can export just the guest desktop (i.e. without
the VMWare menu buttons) by use of the [517]-id windowid option. The the VMWare menu buttons) by use of the [518]-id windowid option. The
caveats are the X session VMWare is in must be in the active VC and caveats are the X session VMWare is in must be in the active VC and
the window must be fully visible, so this mode is not terribly the window must be fully visible, so this mode is not terribly
convenient, but could be useful in some circumstances (e.g. running convenient, but could be useful in some circumstances (e.g. running
@ -4871,7 +4885,7 @@ ied)
screen to either shm or a mapped file. The format of these is XWD and screen to either shm or a mapped file. The format of these is XWD and
so the initial header should be skipped. BTW, since XWD is not so the initial header should be skipped. BTW, since XWD is not
strictly RGB the view will only be approximate. Of course for the case strictly RGB the view will only be approximate. Of course for the case
of Xvfb x11vnc can poll it much better via the [518]X API, but you get of Xvfb x11vnc can poll it much better via the [519]X API, but you get
the idea. the idea.
By default in -rawfb mode x11vnc will actually close any X display it By default in -rawfb mode x11vnc will actually close any X display it
@ -4924,7 +4938,7 @@ ied)
keystrokes into the Linux console (e.g. the virtual consoles: keystrokes into the Linux console (e.g. the virtual consoles:
/dev/tty1, /dev/tty2, etc) in x11vnc/misc/vcinject.pl. It is based on /dev/tty1, /dev/tty2, etc) in x11vnc/misc/vcinject.pl. It is based on
the vncterm/LinuxVNC.c program also in the libvncserver CVS. So to the vncterm/LinuxVNC.c program also in the libvncserver CVS. So to
view and interact with VC #2 (assuming it is the [519]active VC) one view and interact with VC #2 (assuming it is the [520]active VC) one
can run something like: can run something like:
x11vnc -rawfb map:/dev/fb0@1024x768x16 -pipeinput './vcinject.pl 2' x11vnc -rawfb map:/dev/fb0@1024x768x16 -pipeinput './vcinject.pl 2'
@ -4937,7 +4951,7 @@ ied)
more accurate and faster LinuxVNC program. The only advantage x11vnc more accurate and faster LinuxVNC program. The only advantage x11vnc
-rawfb might have is that it can presumably allow interaction with a -rawfb might have is that it can presumably allow interaction with a
non-text application, e.g. one based on svgalib. For example the non-text application, e.g. one based on svgalib. For example the
[520]VMWare Fullscreen mode is actually viewable under -rawfb. But [521]VMWare Fullscreen mode is actually viewable under -rawfb. But
this isn't much use until one figures out how to inject keystrokes and this isn't much use until one figures out how to inject keystrokes and
mouse events... mouse events...
@ -4969,9 +4983,9 @@ ied)
As of Jan/2004 x11vnc supports the "CutText" part of the rfb protocol. As of Jan/2004 x11vnc supports the "CutText" part of the rfb protocol.
Furthermore, x11vnc is able to hold the PRIMARY selection (Xvnc does Furthermore, x11vnc is able to hold the PRIMARY selection (Xvnc does
not seem to do this). If you don't want the Clipboard/Selection not seem to do this). If you don't want the Clipboard/Selection
exchanged use the [521]-nosel option. If you don't want the PRIMARY exchanged use the [522]-nosel option. If you don't want the PRIMARY
selection to be polled for changes use the [522]-noprimary option. You selection to be polled for changes use the [523]-noprimary option. You
can also fine-tune it a bit with the [523]-seldir dir option. can also fine-tune it a bit with the [524]-seldir dir option.
You may need to watch out for desktop utilities such as KDE's You may need to watch out for desktop utilities such as KDE's
"Klipper" that do odd things with the selection, clipboard, and "Klipper" that do odd things with the selection, clipboard, and
@ -4983,7 +4997,7 @@ ied)
As of Oct/2005 x11vnc enables the TightVNC file transfer As of Oct/2005 x11vnc enables the TightVNC file transfer
implementation that was added to libvncserver. This currently only implementation that was added to libvncserver. This currently only
works with TightVNC viewers (and Windows only it appears). It is on by works with TightVNC viewers (and Windows only it appears). It is on by
default, to disable it use the [524]-nofilexfer option. default, to disable it use the [525]-nofilexfer option.
Q-92: Why don't I hear the "Beeps" in my X session (e.g. when typing Q-92: Why don't I hear the "Beeps" in my X session (e.g. when typing
@ -4994,7 +5008,7 @@ ied)
in Solaris, see Xserver(1) for how to turn it on via +kb), and so you in Solaris, see Xserver(1) for how to turn it on via +kb), and so you
won't hear them if the extension is not present. won't hear them if the extension is not present.
If you don't want to hear the beeps use the [525]-nobell option. If If you don't want to hear the beeps use the [526]-nobell option. If
you want to hear the audio from the remote applications, consider you want to hear the audio from the remote applications, consider
trying a redirector such as esd. trying a redirector such as esd.
@ -5420,124 +5434,125 @@ References
405. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-scrollcopyrect 405. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-scrollcopyrect
406. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-wireframe 406. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-wireframe
407. http://www.tightvnc.com/ 407. http://www.tightvnc.com/
408. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-nodragging 408. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-wireframe
409. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-wireframe 409. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-scrollcopyrect
410. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-scrollcopyrect 410. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-speeds
411. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-fs 411. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-nodragging
412. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-wait 412. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-fs
413. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-defer 413. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-wait
414. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-progressive 414. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-defer
415. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-id 415. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-progressive
416. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-nosel 416. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-id
417. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-nocursor 417. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-nosel
418. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-nocursorpos 418. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-nocursor
419. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-readtimeout 419. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-nocursorpos
420. http://www.karlrunge.com/x11vnc/index.html#fb_read_slow 420. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-readtimeout
421. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-xd_area 421. http://www.karlrunge.com/x11vnc/index.html#fb_read_slow
422. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-xd_mem 422. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-xd_area
423. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-noxdamage 423. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-xd_mem
424. http://www.karlrunge.com/x11vnc/index.html#fb_read_slow 424. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-noxdamage
425. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-pointer_mode 425. http://www.karlrunge.com/x11vnc/index.html#fb_read_slow
426. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-pointer_mode 426. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-pointer_mode
427. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-nodragging 427. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-pointer_mode
428. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-pointer_mode 428. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-nodragging
429. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-threads 429. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-pointer_mode
430. http://www.karlrunge.com/x11vnc/index.html#faq-wireframe 430. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-threads
431. http://www.karlrunge.com/x11vnc/index.html#faq-scrollcopyrect 431. http://www.karlrunge.com/x11vnc/index.html#faq-wireframe
432. http://www.karlrunge.com/x11vnc/index.html#faq-pointer-mode 432. http://www.karlrunge.com/x11vnc/index.html#faq-scrollcopyrect
433. http://www.karlrunge.com/x11vnc/index.html#fb_read_slow 433. http://www.karlrunge.com/x11vnc/index.html#faq-pointer-mode
434. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-wireframe 434. http://www.karlrunge.com/x11vnc/index.html#fb_read_slow
435. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-wireframe 435. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-wireframe
436. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-wireframe 436. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-wireframe
437. http://www.karlrunge.com/x11vnc/index.html#fb_read_slow 437. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-wireframe
438. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-scrollcopyrect 438. http://www.karlrunge.com/x11vnc/index.html#fb_read_slow
439. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-wireframe 439. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-scrollcopyrect
440. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-wirecopyrect 440. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-wireframe
441. http://www.karlrunge.com/x11vnc/index.html#faq-wireframe 441. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-wirecopyrect
442. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-fixscreen 442. http://www.karlrunge.com/x11vnc/index.html#faq-wireframe
443. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-scr_skip 443. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-fixscreen
444. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-scale 444. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-scr_skip
445. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-scrollcopyrect 445. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-scale
446. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-cursor 446. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-scrollcopyrect
447. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-cursor 447. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-cursor
448. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-overlay 448. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-cursor
449. http://www.karlrunge.com/x11vnc/index.html#the-overlay-mode 449. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-overlay
450. http://www.karlrunge.com/x11vnc/index.html#solaris10-build 450. http://www.karlrunge.com/x11vnc/index.html#the-overlay-mode
451. http://www.karlrunge.com/x11vnc/index.html#faq-xfixes-alpha-hacks 451. http://www.karlrunge.com/x11vnc/index.html#solaris10-build
452. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-alphacut 452. http://www.karlrunge.com/x11vnc/index.html#faq-xfixes-alpha-hacks
453. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-alphafrac 453. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-alphacut
454. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-alpharemove 454. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-alphafrac
455. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-nocursorshape 455. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-alpharemove
456. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-noalphablend 456. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-nocursorshape
457. http://www.tightvnc.com/ 457. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-noalphablend
458. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-nocursor 458. http://www.tightvnc.com/
459. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-cursorpos 459. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-nocursor
460. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-nocursorpos 460. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-cursorpos
461. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-nocursorshape 461. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-nocursorpos
462. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-buttonmap 462. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-nocursorshape
463. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-debug_pointer 463. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-buttonmap
464. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-buttonmap 464. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-debug_pointer
465. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-modtweak 465. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-buttonmap
466. http://www.karlrunge.com/x11vnc/index.html#faq-greaterless 466. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-modtweak
467. http://www.karlrunge.com/x11vnc/index.html#faq-xkbmodtweak 467. http://www.karlrunge.com/x11vnc/index.html#faq-greaterless
468. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-debug_keyboard 468. http://www.karlrunge.com/x11vnc/index.html#faq-xkbmodtweak
469. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-xkb 469. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-debug_keyboard
470. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-sloppy_keys 470. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-xkb
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472. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-modtweak 472. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-modtweak
473. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-remap 473. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-modtweak
474. http://www.karlrunge.com/x11vnc/index.html#faq-xkbmodtweak 474. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-remap
475. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-debug_keyboard 475. http://www.karlrunge.com/x11vnc/index.html#faq-xkbmodtweak
476. http://www.karlrunge.com/x11vnc/index.html#faq-greaterless 476. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-debug_keyboard
477. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-xkb 477. http://www.karlrunge.com/x11vnc/index.html#faq-greaterless
478. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-sloppy_keys 478. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-xkb
479. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-modtweak 479. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-sloppy_keys
480. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-xkb 480. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-modtweak
481. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-xkb 481. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-xkb
482. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-skip_keycodes 482. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-xkb
483. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-remap 483. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-skip_keycodes
484. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-add_keysyms 484. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-remap
485. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-remap 485. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-add_keysyms
486. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-remap 486. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-remap
487. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-add_keysyms 487. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-remap
488. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-norepeat 488. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-add_keysyms
489. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-norepeat 489. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-norepeat
490. http://www.karlrunge.com/x11vnc/index.html#faq-display-manager 490. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-norepeat
491. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-remap 491. http://www.karlrunge.com/x11vnc/index.html#faq-display-manager
492. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-remap 492. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-remap
493. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-remap 493. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-remap
494. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-remap 494. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-remap
495. http://www.karlrunge.com/x11vnc/index.html#faq-scaling 495. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-remap
496. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-scale 496. http://www.karlrunge.com/x11vnc/index.html#faq-scaling
497. http://www.cus.cam.ac.uk/~ssb22/source/vnc-magnification.html 497. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-scale
498. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-rfbport 498. http://www.cus.cam.ac.uk/~ssb22/source/vnc-magnification.html
499. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-gui 499. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-rfbport
500. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-connect 500. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-gui
501. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-scale_cursor 501. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-connect
502. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-blackout 502. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-scale_cursor
503. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-xinerama 503. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-blackout
504. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-xwarppointer 504. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-xinerama
505. http://www.karlrunge.com/x11vnc/index.html#faq-solshm 505. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-xwarppointer
506. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-onetile 506. http://www.karlrunge.com/x11vnc/index.html#faq-solshm
507. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-noshm 507. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-onetile
508. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-clip 508. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-noshm
509. http://www.karlrunge.com/x11vnc/index.html#faq-xinerama 509. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-clip
510. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-id 510. http://www.karlrunge.com/x11vnc/index.html#faq-xinerama
511. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-id 511. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-id
512. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-xrandr 512. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-id
513. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-padgeom 513. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-xrandr
514. http://www.karlrunge.com/x11vnc/index.html#faq-linuxvc 514. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-padgeom
515. http://www.karlrunge.com/x11vnc/index.html#faq-rawfb 515. http://www.karlrunge.com/x11vnc/index.html#faq-linuxvc
516. http://www.karlrunge.com/x11vnc/index.html#faq-linuxvc 516. http://www.karlrunge.com/x11vnc/index.html#faq-rawfb
517. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-id 517. http://www.karlrunge.com/x11vnc/index.html#faq-linuxvc
518. http://www.karlrunge.com/x11vnc/index.html#faq-xvfb 518. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-id
519. http://www.karlrunge.com/x11vnc/index.html#faq-linuxvc 519. http://www.karlrunge.com/x11vnc/index.html#faq-xvfb
520. http://www.karlrunge.com/x11vnc/index.html#faq-vmware 520. http://www.karlrunge.com/x11vnc/index.html#faq-linuxvc
521. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-nosel 521. http://www.karlrunge.com/x11vnc/index.html#faq-vmware
522. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-noprimary 522. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-nosel
523. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-seldir 523. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-noprimary
524. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-nofilexfer 524. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-seldir
525. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-nobell 525. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-nofilexfer
526. http://www.karlrunge.com/x11vnc/x11vnc_opts.html#opt-nobell
======================================================================= =======================================================================
http://www.karlrunge.com/x11vnc/chainingssh.html: http://www.karlrunge.com/x11vnc/chainingssh.html:

@ -2891,7 +2891,9 @@ void xopen_display_fail_message(char *disp) {
fprintf(stderr, " by the -auth option, e.g.:\n"); fprintf(stderr, " by the -auth option, e.g.:\n");
fprintf(stderr, " x11vnc -auth /home/someuser/.Xauthority" fprintf(stderr, " x11vnc -auth /home/someuser/.Xauthority"
" -display :0\n"); " -display :0\n");
fprintf(stderr, " you must have read permission for that file.\n"); fprintf(stderr, " x11vnc -auth /tmp/.gdmzndVlR"
" -display :0\n");
fprintf(stderr, " you must have read permission for the auth file.\n");
fprintf(stderr, "\n"); fprintf(stderr, "\n");
fprintf(stderr, " - If NO ONE is logged into an X session yet, but" fprintf(stderr, " - If NO ONE is logged into an X session yet, but"
" there is a greeter login\n"); " there is a greeter login\n");

@ -34,8 +34,8 @@ static void badnews(void) {
void openssl_init(void) {badnews();} void openssl_init(void) {badnews();}
void openssl_port(void) {badnews();} void openssl_port(void) {badnews();}
void https_port(void) {badnews();} void https_port(void) {badnews();}
void check_openssl(void) {badnews();} void check_openssl(void) {if (use_openssl) badnews();}
void check_https(void) {badnews();} void check_https(void) {if (use_openssl) badnews();}
void ssl_helper_pid(pid_t pid, int sock) {badnews(); sock = pid;} void ssl_helper_pid(pid_t pid, int sock) {badnews(); sock = pid;}
void accept_openssl(int mode) {mode = 0; badnews();} void accept_openssl(int mode) {mode = 0; badnews();}
char *find_openssl_bin(void) {badnews(); return NULL;} char *find_openssl_bin(void) {badnews(); return NULL;}

@ -2,7 +2,7 @@
.TH X11VNC "1" "April 2006" "x11vnc " "User Commands" .TH X11VNC "1" "April 2006" "x11vnc " "User Commands"
.SH NAME .SH NAME
x11vnc - allow VNC connections to real X11 displays x11vnc - allow VNC connections to real X11 displays
version: 0.8.1, lastmod: 2006-04-16 version: 0.8.1, lastmod: 2006-04-25
.SH SYNOPSIS .SH SYNOPSIS
.B x11vnc .B x11vnc
[OPTION]... [OPTION]...

@ -143,7 +143,7 @@
#undef NOGUI #undef NOGUI
#define NOGUI #define NOGUI
#undef SKIP_HELP #undef SKIP_HELP
#define SKIP_HELP 0 #define SKIP_HELP 1
#endif #endif
#if (SMALL_FOOTPRINT > 1) #if (SMALL_FOOTPRINT > 1)

@ -15,7 +15,7 @@ int xtrap_base_event_type = 0;
int xdamage_base_event_type = 0; int xdamage_base_event_type = 0;
/* date +'lastmod: %Y-%m-%d' */ /* date +'lastmod: %Y-%m-%d' */
char lastmod[] = "0.8.1 lastmod: 2006-04-16"; char lastmod[] = "0.8.1 lastmod: 2006-04-25";
/* X display info */ /* X display info */

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