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Questions tagged [xorg]

For questions pertaining to running, configuring, installing or troubleshooting the Xorg Server on the Raspberry Pi.

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91
votes
3answers
158k views

Boot without starting X-server

During the installation of Raspian I chose "Start X-Server after boot", but now I want to boot it once without starting the X-Server, so I've got more memory to run a program. How do I boot without ...
88
votes
8answers
91k views

How to uninstall X Server and Desktop Manager when running as headless server?

I'm using my Raspberry Pi as a headless server which I can ssh into. I don't need the X Server, LXDE etc. I'm running Raspbian "wheezy". I've already disabled "Start desktop on boot" using raspi-...
81
votes
5answers
177k views

How do I prevent the screen from going blank?

I am running the Debian wheezy beta and using my Pi to display my geckoboard dashboards using midori, as a result I want to prevent the screen from going blank, which it does after 10 minutes (though ...
65
votes
11answers
104k views

How can I remove the GUI from Raspbian/Debian?

I would like to know how to completely remove X.org and all GUI-related components from Raspbian or soft-float Debian. The most obvious solution would be sudo apt-get purge xorg, but I am afraid that ...
44
votes
6answers
15k views

Is there a GPU accelerated Xorg server?

At present all of the official builds of the X Window System run on the CPU, which takes up a lot of processing power and runs X rather slowly. I know there's no official GPU accelerated version of ...
28
votes
5answers
59k views

How do I display images without starting X11?

I can view videos using OMXPlayer: omxplayer -o hdmi video.h264 How do I do the same for still images?
26
votes
5answers
24k views

Having launched X, can I shutdown without a mouse?

I've launched into X using startx, but now can't shutdown my pi, as I have no mouse, and I can't seem to access anything with the keyboard alone. What can I do?
22
votes
2answers
47k views

How can I start X11 only for a single application?

I am planning to use my RPi only for one application, which needs X server to be started. This application is chromium, which requires A LOT of resources already. I would like to start only the bare ...
18
votes
6answers
50k views

X11 Connection Rejected Because of Wrong Authentication

I'm trying to run gparted on my Raspberry Pi. After logging in with ssh -X pi@pi and trying to run sudo gparted, I get the error message... X11 connection rejected because of wrong authentication. ...
18
votes
2answers
76k views

Possible to reinstall X server and use graphical after having removed it?

I've used my raspberry pi for about 2 years now and in the beginning I removed the X server as I thought I'd never use it. (I followed the tips here to remove How to uninstall X Server and Desktop ...
16
votes
1answer
8k views

Running 1080p video from within XOrg smoothly

The 1080p examples that work outside of X.Org run very smoothly on my Pi, but within X.Org they don't run very smoothly at all at the moment. Given that X.Org is currently not GPU-accelerated, this ...
14
votes
2answers
10k views

Can I use the Raspberry Pi as a second monitor?

I have a desktop running Ubuntu 10.04 (which I should upgrade - I know!), which uses GDM. It currently has 2 screens installed, which are configured using xorg.conf. It includes using xinerama to act ...
13
votes
5answers
30k views

Forward mouse and keyboard input to X session

I'm accessing my Pi via SSH. My network is too slow to actually forward the Pi's desktop back to my laptop, so I have a monitor connected to my Pi. When I startx through Putty, I see the desktop on ...
13
votes
4answers
15k views

How do I attach two monitors in a dual head configuration?

I'm considering buying a Raspberry Pi or compatible solution. My problem is that I could not find how to achieve a dual head configuration. I would like to attach two 1920x1200 displays by digital ...
13
votes
4answers
61k views

Problems starting X

Just whacked Raspian on an SD card, and booted up my Pi. A message at the top says 'Use startx to start a graphical interface'. So I startx. I get a load of details: OS version; X version; all that ...
13
votes
2answers
3k views

How do I use the Raspberry Pi as a Thin Client?

Is the Raspberry Pi good as a graphical thin-client ? Is the Raspberry Pi strong enough to run remote X sessions or do stuff like Xmove to share remote X apps?
12
votes
4answers
15k views

How to boot into own python script (GUI) only?

I have the following problem: Using a RaspPi 3B running Raspbian Jessie (version 4.4.26-v7+) I would like the GUI of a self-written python script to be executed on startup. I know that this question ...
12
votes
1answer
27k views

Auto-start X-windows / gdm on the standard Debian build

I've built a bootable SD from the official Debian release. Is there an easy way to get GDM to auto-start when the machine boots (like a typical Linux desktop)? For bonus points, is there a way to ...
11
votes
4answers
16k views

Trying to turn off X11 in Jessie

I am running Debian Jessie which uses SystemD. I have so far been unable to find a way to stop X11 from starting on bootup. The raspi-config setting apparently does not do anything. Can anyone help?
11
votes
3answers
30k views

X11 forwarding with Xming over SSH?

I've got SSH access, and I have Xming installed, along with Xming fonts. I've configured PuTTY to forward x11 and told it to place the desktop at localhost:0, according to the instructions here. ...
10
votes
3answers
18k views

How to set up “kiosk” mode in Raspbian?

I want to set up my Raspberry Pi in a sort of "kiosk" mode where it boots up into a single full screen application. I know my way around the command line, but am a novice when it comes to customizing ...
10
votes
1answer
2k views

Is it safe to remove the xserver?

I do not use a digital monitor and no TV either with my Raspberry Pi. I would like to remove unnecessary packages to save disk space and memory consumption. I would like to preserve the possibility of ...
8
votes
1answer
7k views

Prevent screen from going blank for kiosk

I should start off by saying I am fairly new to Linux. I want my pi to scroll through pictures in Image Viewer and never sleep. I've followed these instructions from another question to try to fix the ...
8
votes
2answers
1k views

X forwarding and GPU memory allocation

I run my Raspberry Pi headless and typically use X forwarding to run applications. I'm wondering what split I should use for allocating the RAM. I am not sure whether it is the server or the client'...
8
votes
1answer
10k views

Launching vino-server on display :0 at boot

I run my Raspberry Pi with Raspbian with an X server running but without a monitor connected to it. I installed tightvncserver and now running: vncserver :1 -geometry 1600x900 -depth 24 I can have a ...
7
votes
2answers
29k views

please help -startx fails/hangs, finally returns error message “xauth: timeout in locking authority file /home/pi/.Xauthority ”

Running Raspbian 20120715 (see below) Current Operating System: Linux AllansPi 3.1.9+ #168 PREEMPT Sat Jul 14 18:56:31 BST 2012 armv6l Using usb keyboard, ...
7
votes
2answers
2k views

Power TV on/off

I'm looking for a solution to wake up my LCD TV. With the xset command I'm able to put the TV in different power saving modes: xset dpms force standby xset dpms 0 30 60 0 = standby 30 sec = ...
7
votes
3answers
1k views

Is URxvt's slow rendering because of the limited RAM'?

My URxvt renders text very slowly, about 5 lines per second, and doesn't render fully when resized. Is this normal for Xorg and URxvt? Is this caused by the limited RAM on the RPi or by my ...
6
votes
3answers
10k views

How to Wake the Raspbery Pi Display Without Disabling The Screensaver

People have asked how to disable the screen from going blank or to sleep, but I have a slightly different question. I would like to be able to remotely wake a sleeping or blank display, but then ...
6
votes
1answer
2k views

Xorg alternatives for Raspberry Pi architecture?

Could you list out some of the lightweight Xorg alternatives for the ARMv6?Xorg consumes a lot of resources.
6
votes
2answers
3k views

Is there any way to get redshift to work?

I'm a fan of the f.lux program but I couldn't find any way to install it on the arm architecture. However, there is an alternative called Redshift. Redshift installed fine; however, when I run it, it ...
6
votes
2answers
2k views

8 Bit / 256 Colors

I'm using a Raspbery Pi 2 as an X Window Server to replace some legacy devices. However the X window program only supports 256 colors and will throw an error if the color depth is set higher. I've ...
6
votes
1answer
1k views

How to start Xorg while showing splashscreen?

I'm creating a simple device with a Raspberry Pi and a touchscreen display connected to it. On boot, I want to show a loading image (a simple gif or jpg) while X is starting. Then a chromium-browser ...
5
votes
1answer
10k views

Is Raspbian big-endian or little endian

I'm getting a crashing bug in an X-Windows XCreateImage call. I could be wrong but it appears that Raspbian is running the pi 2 in big-endian mode. Can someone confirm/deny this suspicion?
5
votes
1answer
6k views

How do I boot the RPi into a python GUI instead of Raspbian desktop?

I've been trying to get the RPi to boot into a custom python script that constructs a simple GUI using pygame, but nothing I attempt has any success. What are the steps I need to follow to get this ...
5
votes
1answer
8k views

How can I setup the video / graphics on the Raspberry Pi 3?

There seem to be redundant accelerated video module options for the Raspberry Pi 3. I read that the Raspberry Pi uses a device tree (a rather clever solution for ARM systems which do not have the ...
5
votes
2answers
2k views

Unable to start X after Cheese and VLC are installed

I installed Cheese and VLC from the Raspbian repositories. The programs worked perfectly until I tried to restart the computer. Now, after executing startx I get a black screen. After killing X I see ...
5
votes
1answer
10k views

What would a default xorg.conf look like?

I'm trying to setup Xdmx, which isn't easy. I'm having issues with xinerama and differing colour depths, which can be rectified by change xorg.conf on each of the machines. Of course, these days xorg....
4
votes
3answers
57k views

“cannot open display” with PuTTY

I am controlling my PI through my PC (wich is running Windows 7) using Putty to type in commands and tightvnc viewer to access the GUI. I can launch programs with the TightVNC viewer GUI or TightVNC ...
4
votes
3answers
6k views

Automatically start python program at start-up

I am working on a project that needs a special GUI that takes up the full screen. I know I can make the X-Window system start up on boot (using raspi-config then changing the setting) but is it ...
4
votes
1answer
8k views

Force HDMI resolution to 1920x1080, best mode available

I am working on a project that involves a raspberry pi outputting video to tvs. I'd like to have the raspberry pi always output FullHD video. If it was booted without a display, by default it ...
4
votes
1answer
619 views

Can I run the RPI driver in ArchLnux?

The RPI driver perports (source) to bring accelerated Xorg performance by routing X output through a frame buffer driver. The wiki page has clear instructions, but they are very specific to Raspbian, ...
3
votes
2answers
732 views

Pi 4 X-Display resolution doesn't match frame buffer

I just picked up a Pi 4 and imaged a new card with Raspbian Buster. I'm running this headless (using VNC) but noticed the resolution doesn't match what I've set via raspi-config (which updates /boot/...
3
votes
1answer
6k views

Capturing screenshot over SSH

I have Pi at work which is always on and does some stuff. I want to see the progress of the work at home, for that I need to see a screenshot from Pi like every one hour. Is it possible to capture and ...
3
votes
2answers
5k views

Minimize Kodi to run full screen X on OSMC Alpha 4

I am running OSMC Alpha 4 on my new Raspberry Pi 2. This comes with Kodi v14 (Helix), which auto-runs at boot. I can run an X application (xclock for example) after first killing Kodi with pkill ...
3
votes
2answers
377 views

Long blank screen during Xserver startup

we have RPi3 with touch screen display. We want to configure very smooth boot process with custom splash screen displayed and boot directly into our own GTK application. So we have replaced Plymouth ...
3
votes
2answers
2k views

In Jessie light what is needed for a graphical (opencv) application to show?

I've compiled opencv from source and installed it on a rpi3 Jessie (full) and I decided to do the same on a new rpi3 but with Jessie light this time. However when I try to run some of the examples, I ...
3
votes
1answer
2k views

Set X background as soon as poosible

I am currently working on a small rpi3 kiosk. I managed to set up a boot splashcreen with fbi started by an initscript. However I can not make a smooth transition between the splashscreen and the ...
3
votes
1answer
5k views

How to start an X session on RPi via ssh

I have configured Synergy to control my RPi, which I have connected to my TV. But since the keyboard is remote and Synergy hasn't started when I boot my RPi, I've got a "chicken and the egg" problem. ...
3
votes
1answer
3k views

High DPI @ lxde

The touchscreen monitor I'm using for my Raspberry Pi is about 150 DPI (1280x800 @ 10"). Such high dpi is hard to work with with a touch interface. I'd like to increase the DPI such that text is ...