xrandr is a X Window System extension, which allows clients to dynamically change X screens, so as to resize, rotate and reflect the root window of a screen.

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1k views

Dual monitors with 2 videos driver with xrandr 1.4

I'm trying to dual-screen with 2 differents video card drivers (i915 & nvidia) but as you can see xrandr is only listing nvidia provider. [x@epoch ~]$ xrandr --listproviders Providers: number : ...
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74 views

i3 and vmware: How to detect resolution change and set current res to the new res change?

I am using vmware to run arch linux. I have setup i3-gaps and everything is setup correctly while using lemonbar, however, my only problem is that lemonbar is set for the current resolution. When I ...
4
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338 views

VNC-Server as a virtual X11 monitor

From a currently running X11 session, I would like to provide run a VNC server such that it appears to my system as a second, “virtual” monitor – i.e. so that I can position it using xrandr and the ...
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312 views

Due to a broken monitor, I need to setup only the right half of my screen

The left side of my full hd monitor is broken, in order to use only the good part the resolution needs to be 1274x1080, aligned to the right. A simple xrandr -s 1274x1080 will get the right ...
4
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698 views

What is the xcalib -screen number for the HDMI monitor?

I must use a VGA-to-DVI cable and a HDMI cable to run two monitors. I'm trying to invert the colors on both monitors but I can only invert one of them: $ xcalib -invert -alter -s 0 #works $ xcalib ...
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143 views

xrandr detects amplifier as monitor

To help with setting up multi-monitor X I'm using a simple script to get screen resolution information using xrandr. This was working fine until I tried attaching an amplifier to attempt to use HDMI ...
4
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214 views

How to rename devices for graphical output such as VGA0

On my Laptop the names of my graphical outputs change depending on what chip is activated in the BIOS. This leads to problems in some scripts where outputs such as VGA-0 or LVDS-0 are specified. So I ...
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21 views

Where does Linux vncserver (Xvnc) get the list of geometry possiblities

I have looked through through parts of the code, and the places obvious to me, but I have not found the place that I can add legal geometries for a vncserver that I can set using xrandr. I have tried ...
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39 views

Why I need a framebuffer size larger then monitor size when transform destination area is smaller

I tried to remove 100px left & right the top of a 1366x768 screen (as below) using xrandr transformation. But I got an error about not enough framebuffer size. $ xrandr --output LVDS1 --fb ...
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33 views

How to set VertRefresh without restarting X?

Suppose a second monitor is attached to a running system, and the video driver has some trouble getting this monitor's EDID to get its limits of operation. The monitor has a native resolution of ...
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319 views

Xorg: set provider source output in xorg.conf

I've configured quad screen with xrandr commands: xrandr --setprovideroutputsource 1 0 xrandr --output DVI-0 --auto --right-of DVI-1 xrandr --output DVI-1-2 --auto --left-of DVI-1 xrandr --output ...
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141 views

how to use xrandr to mirror just a part of my main screen?

I want to make a mirror of just a part of my main screen to another monitor with different resolution. So it will be necessary to crop the desired area and apply a transformation to fit the screen ...
3
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609 views

XRandR crops displayed area on certain multi-monitor configurations

I have total of four monitors. One (1680x1050) is connected to integrated Intel display adapter, and three (1440x900 and two 1920x1080) are connected to dedicated ATI display adapter. With certain ...
3
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273 views

Lost control of the windows sent to monitor on HDMI, which xrandr doesn’t detect

I have set two monitors—one is a usual monitor, and the second one is an HDMI TV. The configuration is done in a single xorg.conf file. The problem is that the second display seem to be working, i.e. ...
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346 views

How can I crop a 1920x1200 monitor to 1920x1080?

I have just purchased a 1920x1200 monitor, and have some situations where I want to force the output to the more common 1920x1080. However, I don't want to distort the output, and would prefer a ...
3
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2k views

xrandr --pos doesn't do anything

I hooked up a tv to my linux computer. I noticed the screen was offset by about 200px to the right, leaving behind a black vertical strip on the left of the screen and cutting off a portion of the ...
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478 views

How to use screen rotation in Awesome WM configuration?

I'm using an xrandr script to set screen size and rotation. In this case one screen is in landscape mode and the other is rotated. How can I detect this rotation in the Awesome WM configuration? The ...
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343 views

Used xrandr to rotate monitor but cannot reverse it after deleting script

I following a guide to have my tablet (Samsung ativ 700t running ubuntu 12.10 Gnome3) invert the screen 180 on login I place a script file in /etc/X11/Session.d/45custom-script. Contents of file: ...
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991 views

debian X Xconf resolution xrandr badmatch

Recently I minimal installed debian squeeze(amd64), when I configs my resolution, unexpected errors came out, I did a lot of searching, but couldn't find a way to figure it out. to install the ...
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80 views

Dual monitor setup with xrandr: extending without/with disabled scrolling

This is not a question, but rather a work around for a problem under Ubuntu, I encountered. Setup: Given a laptop screen (e.g., "LVDS-1-0") and a second screen (e.g., "DP-1") with the second screen ...
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114 views

Is it possible to configure a 'scaled' desktop in xorg.conf similar to using xrandr's scale-from option?

I have a 14 inch ultrabook with a resolution of 2560x1440. I currently run Gnome 3.16 in HiDPI mode with a scaling factor of 2. Since I'm unable to specify a factional scaling factor, like 1.5, I've ...
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81 views

How do I write a Bash script to autoadjust the screen resolution of Enlightenment 20 running under VirtualBox?

I have noticed that VirtualBox guest additions fails to autoadjust the screen resolution of Enlightenment 20 on a few different platforms (including Arch Linux, Lubuntu and openSUSE Tumbleweed), see ...
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85 views

X11 - multiple monitors visible as one monitor

I have three monitors which are configured in xorg.conf this way: Option "metamodes" "DFP-4: 1920x1080+0+0, DFP-5: 1920x1080+0+1080, DFP-6: 1920x1080+0+2160" Is it possible to set two or even three ...
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64 views

Creating a virtual X11 output with Nvidia driver

I'm attempting to follow this guide to extend the desktop on computer A to computer B by creating a virtual output on computer A and using vnc to display the virtual output on computer B. The ...
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3k views

“xrandr: Failed to get size of gamma for output default” for Guest CENTOS 6.6, HOST OS Windows 7 enterprise

I am getting the following errors: xrandr: Failed to get size of gamma for output default Screen 0: minimum 640 x 480, current 1024 x 768, maximum 1024 x 768 default connected 1024x768+0+0 0mm ...
2
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43 views

Run script after changes in X server geometry

Is there an option to run a given script after the X server geometry is changed (or every invokation of xrandr)?
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191 views

Using xrandr when starting new xserver

I'm trying to set the resolution and refresh rate of a screen when i launch an application on a new xserver. The xrandr commands i usually use to get this screen to work are: xrandr --newmode ...
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261 views

Modeline for Dell U2415 1920x1200 resolution

I'm trying here to run my secondary display (U2415) on the native resolution 1920x1200. Xrandr unfortunately reports only 1920x1080, which is not satisfactory. $ xrandr Screen 0: minimum 8 x 8, ...
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115 views

Debian set very low display resolution

I have a very small display, 128 to 72 pixels, and I want to set the display resolution to 128x72, is that possible? Once I set the screen resolution with xrandr to 128x72 pixels, I only get gray ...
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456 views

Multi Head monitor with Intel HD Graphics - random black screen

I experience some troubles with a 3-head monitors configuration : hardware is an Intel NUC Core i5 - HD Graphics 4000 with 3 outputs (1 HDMI, 2 Mini-DP) debian wheezy, kernel 3.2 My Xorg ...
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214 views

Switch monitors on ThinkPad W520 while docked

I'm trying to make my (ThinkPad W520) laptop monitor turn on (by itself, with the other monitors turning off) using xrandr when docked and connected to external monitors. My end goal is to ...
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200 views

How can I set up an offbrand display link (Trulink) to work with arch linux?

I recently bought a USB to DVI adapter and it works great in Windows. However, I wanted to use it on Arch since that's where I do most of my work. Unfortunately it doesn't work. I've installed all ...
2
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0answers
318 views

How does xrandr identify/choose which resolutions to offer?

My monitor has a maximum resolution of 2560x1440 (16:9). On one machine I run, (VMWare VM), xrandr identifies the highest resolution as 2560x1600 (16:10), and no other resolution suggested by xrandr ...
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304 views

How to fix flash fullscreen from appearing on the side of the screen

My situation is similar to the one described in How can I make flash fullscreen on an external display. I also have a laptop extended with a larger screen. Aside from KDE wildly resetting the screens ...
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274 views

No Video Output with DVI to VGA converter

Here's a weird one... so X definitely grabbed all the EDID info from my second monitor, as nothing seems amiss in any output or log. The system responds correctly to enabling output, i.e. xrandr ...
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12 views

Why does `xrandr` say I have 3 HDMI and 3 DP ports while I have only one HDMI and one DP?

This is what xrandr shows on my machine: $ xrandr -q Screen 0: minimum 320 x 200, current 3840 x 1200, maximum 8192 x 8192 VGA1 disconnected (normal left inverted right x axis y axis) HDMI1 ...
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31 views

Xrandr doesn't scale screen under Cygwin/X and Xming

The preamble: I have a very specific remote X client, that needs fixed resolution. 1280x1024, to say. And my notebook has 1440x900. And Windows aboard. So, the idea is to scale the output of the ...
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28 views

Setting monitor active with HDMI Splitter

I've recently bought a hdmi splitter the splitter is inactive, which means only one screen can be active at a time. It's starting to get frustrating that my tv seems to have a higher priority than ...
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0answers
32 views

Running a unified X display across two separate video cards

I'm trying to set up a triple-head configuration using an ATI X1300/X1550 (RV515) workstation card (ID 1002:7183) alongside my motherboard's integrated Intel HD 2500 (ID 8086:0152). Thus far, my ...
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51 views

How can I override xrandr selecting lower than the preferred resolution?

When I connect an external screen to my laptop using HDMI, the default resolution selected is not the maximum resolution - even though this resolution is listed under the available modes: HDMI1 ...
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112 views

Making XRANDR settings permanent

GNOME 3 Gnomebuntu - 15.10 I have an Intel NUC i3 6th gen and a 4k monitor with 32GB of ram. If I type the command xrandr after doing "xrandr -s 4096x2160" Screen 0: minimum 8 x 8, current 4096 x ...
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272 views

Arch linux DisplayPort external monitor not working

I got a problem with my secondary monitor (1680x1050) on Arch linux. When I connect my external monitor to HDMI it works fine, but when I connect it to DisplayPort (I tried it also on windows, works ...
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149 views

xrandr only lists mode after a while of waiting

I've installed arch linux a while ago on my laptop and everything worked fine. The issue I've been facing since two weeks or so (most certainly related to an update) occurs when login with external ...
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145 views

xrandr won't recognize HDMI

System Spec OS: Debian 8 Jessie Computer Model: ASUS G46V Laptop Graphics Card: Nvidia Geforce GTX 660M (This only seems to be an issue with my nvidia systems) Current Video Drivers: Nouveau ...
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240 views

Enabling triple-head setup with two Nvidia GT730 (Ubuntu)

After installing a second Nvidia GeForce GT730 in the hope of overcoming a single card's limitation of only being able to support two monitors, I still cannot get a 3rd monitor working. I keep the ...
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108 views

How to inform Xorg about a resolution I have already set?

I'm trying to get my Banana Pi Pro to switch between 1920x1080 and 1280x720 resolutions on an HDMI screen. Both resolutions work fine if I set them in uEnv.txt: disp.screen0_output_mode=1280x720p60 ...
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216 views

How tell xrandr to let my mouse move between monitors?

I have both an internal and external display which I'd like to pass my cursor over. When I start the computer with the external connected, my display manager starts with the wrong DPI, and I have to ...
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29 views

External monitor script has become unreliable

I have been using the following udev rule and bash script to automatically configure my external monitor for some time now, however recently the script has become unreliable, usually doing the ...
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65 views

Can't set xrandr brightness and gamma correctly

What is wrong? $ xrandr --output HDMI-1 --gamma 0.6:1.0:1.6 --brightness 0.76 $ xrandr --verbose | sed -n '/HDMI-1/,/Brightness/p' HDMI-1 connected 1920x1080+0+0 (0x6c) normal (normal left inverted ...
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50 views

X, mouse, and multihead: mouse only reaches part of second display

I'm running my laptop with an external monitor. The laptop's built in monitor and the external monitor have wildly different DPI, so I scale the external monitor to match the DPI of the internal one: ...