Questions tagged [display]
Questions regarding the display(s) attached to a unix or linux machine, the DISPLAY environment setting, the ImageMagick display tool or (along with X11 tag) remote display redirection
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How do I make sure two entities manipulating the same SPI line with different linux modules don't collide, or is this handled by the kernel already?
TL;DR
I am developing some code for my SPI display that also has an SD card reader on it for use on a Linux board. I'm trying to use mmc_spi with the SD card reader portion, concurrently with a ...
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Animating GIFs as previews in File Manager "LF" or "ranger"
The desired behavior: When I'm using a file manager "LF" I would like to have animated GIFs as previews when I am over an image/gif mime-type file.
What I actually had on mind was to convert ...
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How can I run Firefox over the same running instance but in two different WAYLAND_DISPLAY?
I'm testing a new wayland compositor and debugging some rendering issues. To test this, I'm switching to a different TTY, starting compositor B and then trying to open a new Firefox window there; I do ...
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In some linux system , echo $DISPLAY shows :1 instead of :0 why is that?
DISPLAY as :1 typically means that your X server instance is running on display :1, but why it doesn't runs in :0, there is no other display nothing else is connected with my laptop, why it chose :1 , ...
- 101
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One of the monitors is not working
I'm using a 4 monitor system and a couple of days ago everything was working great. After one of the computer reboots, the monitor on the DVI-D-0 output simply stopped displaying the image, displaying ...
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Custom EDID for specfic physical monitor, not output [amd]
I have a setup where I connect to two different displays depending on where I am. I would like to use a mode which one of the monitors doesn't allow, but that won't be loaded when any other display is ...
- 101
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How can Firefox access /dev/dri/renderD128 when it should be only root accessible
/dev/dri/renderD128 should only be accessible to root or users in the render group as per:
project_kohli% ls -lha /dev/dri/renderD128
crw-rw----+ 1 root render 226, 128 May 26 09:...
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Authorization required, but no authorization protocol specified
When changing the hostname in the icewm-session, the application startup breaks down. Such errors are written in the logs .xsession-errors when launching applications:
Authorization required, but no ...
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Can someone please explain how xrandr --scale works?
From the docs:
Changes the dimensions of the output picture. If the y value is
omitted, the x value will be used for both dimensions. Values
larger than 1 ...
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Display bmp image using u-boot on virtual QEMU
I have an issue of displaying a bmp image using u-boot on virtual QEMU. I've built QEMU using buildroot and added the following options in u-boot.fragement file to support splash screen and virtio gpu:...
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Keeping display contiguration (with panning) after disconnecting external monitor from laptop
Setup
Laptop: Lenovo Legion 5 15ACH6 (with Nvidia GeForce RTX 3050) eDP-2
External monitor: Asus ZenScreen MB16AH Monitor 15.6" FHD (connected via USB C) DP-1-2
Other Info
The external monitor ...
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1
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KDE environment distro show black screen in my system
I fresh install Fedora with KDE in my desktop computer with ASRock motherboard and AMD Ryzen 5600G with iGPU and i made the bootable USB using balena etcher. When i update via terminal
sudo dnf ...
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Monitor power control on touchscreen monitor
I have a computer (Ubuntu) connected to a touchscreen monitor via a single USB-C cable. It provides video output, touchscreen abilities, and power.
My goal is to have a systemd service use xset or ...
- 101
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Grub menu not visible on TV (but working)
My question is similar to this one:
GRUB Menu Not Visible
To summarize, GRUB seems to be working in so far that it times-out after the expected 10s I set, and starts the expected default OS, but I can'...
- 101
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No HDR option on KDE Neon plasma 6 - using iGPU instead of dGPU?
I installed KDE Neon about a month ago on my laptop (Gigabyte Aero 15XD) which have an HDR display and an Nvidia RTX 3070. I updated Neon to v6 recently, on Wayland, and hoped to enable HDR, but I don'...
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