All Questions
Tagged with framebuffer video
8
questions
2
votes
0
answers
153
views
How does this whole FrameBuffer, DRM, KMS stuff work in todays Linux / Kernel?
I'm confused about what is what nowadays with Linux and video support for the console interface vs X.
Do the /dev/fb* items only relate to the old original framebuffer support?
Does DRM create/support ...
0
votes
1
answer
765
views
How do I write directly to video memory without xorg?
Kind of an odd question I know, but fifteen years ago I was able to use svgalib on some ancient version of Debian to draw directly to video memory without xorg.
To my dismay I see svgalib was pulled ...
0
votes
1
answer
4k
views
mplayer -vo caca with geometry
This -geometry 256x144+1095+600 work to show video in rigth bottom:
mplayer -ontop -noborder -geometry 256x144+1095+600 -loop 0 -idle -fixed-vo -msglevel all=-1 2>/dev/null video.mp4
But this one ...
4
votes
1
answer
3k
views
what is the difference between (linux) framebuffer and GPU's memory?
what is the difference between a Linux or software-controlled framebuffer and a GPU memory? Is there any good pictorial guide to explain how Linux framebuffer works? On an embedded board with GPU, do ...
4
votes
0
answers
1k
views
Can I change the X rotate the xf86-video-fbdev during execution?
Below is my /etc/X11/xorg.conf.d/1-fbdev.conf.
/etc/X11/xorg.conf.d/1-fbdev.conf
Section "Device"
Identifier "LCD"
Driver "fbdev"
Option "fbdev" "/dev/fb0"
Option "Rotate" "UD"
EndSection
I ...
10
votes
1
answer
4k
views
What is the kernel frame buffer?
I was reading the "mplayer" man pages trying to play video using just the console, (I don't have or don't want to install X11). It mentions that I can use the kernel frame buffer device which is ...
5
votes
1
answer
2k
views
Setting the video output for the framebuffer device
I'm working with Broadcom's 97356 device, which contains an HDMI and an analog video output device.
I'd like to be able to draw stuff to one of those two devices (or both at the same time!) using a ...
4
votes
1
answer
1k
views
Pivot in text mode (no X) (Pivot = rotated 90 degrees)
How to get rotated video in text mode (no X), even during booting sequence ?
OS: Linux
Graphics card: mostly ATI, but curious about NVida and Intel solutions.