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How to set a different outut resolution (XBMC)

PostPosted: Mon Feb 24, 2014 7:50 pm
by Sat4all
Settings the video output resolution from XBMC is blocked somehow. It seems to be fixed at 1080p@60Hz.

I would like to use 720p@50Hz or 1080i@50Hz. How can I get this done?

Kind regards,

Michel

Re: How to set a different outut resolution (XBMC)

PostPosted: Tue Feb 25, 2014 4:58 am
by mijanek
You may try this from the console. (taken from Koying@xbmc forum)

check supportet resolutions..
Code: Select All Code
cat /sys/class/graphics/fb0/modes


and dynamically change it with, e.g.
Code: Select All Code
echo 1 > /sys/class/graphics/fb0/blank
echo U:1280x720p-60 > /sys/class/graphics/fb0/mode
echo 0 > /sys/class/graphics/fb0/blank

Re: How to set a different outut resolution (XBMC)

PostPosted: Tue Feb 25, 2014 5:15 am
by Sat4all
Have you actually tried this?

Re: How to set a different outut resolution (XBMC)

PostPosted: Wed Feb 26, 2014 1:54 pm
by mijanek
No, as I didn't need this, but others yes. Isn't it working?

Re: How to set a different outut resolution (XBMC)

PostPosted: Thu Feb 27, 2014 2:00 am
by bzoli72
mijanek Wrote:You may try this from the console. (taken from Koying@xbmc forum)

check supportet resolutions..
Code: Select All Code
cat /sys/class/graphics/fb0/modes


and dynamically change it with, e.g.
Code: Select All Code
echo 1 > /sys/class/graphics/fb0/blank
echo U:1280x720p-60 > /sys/class/graphics/fb0/mode
echo 0 > /sys/class/graphics/fb0/blank


Hi mijanek!

With matrixTV 1.0.0.3-1 version:

Code: Select All Code
[root@matrixtv ~]# cat /sys/class/graphics/fb0/modes
S:640x480p-60
S:1920x1080p-30
S:1920x1080p-25
S:1920x1080p-24
S:720x576p-50
S:720x480p-60
S:720x480p-60
S:1280x720p-50
S:1280x720p-60
S:1920x1080p-50
S:1920x1080p-60
V:640x480p-60
D:1920x1080p-60
V:640x480p-60


echo S:1280x720p-60 > /sys/class/graphics/fb0/mode is working.

Re: How to set a different outut resolution (XBMC)

PostPosted: Thu Feb 27, 2014 2:58 am
by Sat4all
Looked everywhere, read all documentation, but no root password or other shell login credentials to be found :(

maybe documentation could be updated... No one guesses the root password to be root ;)

What is the exact syntax to set it to 720p@50Hz?

Tried several options, but get nothing but errors...

Re: How to set a different outut resolution (XBMC)

PostPosted: Thu Feb 27, 2014 3:14 am
by Cjcr
Sat4all Wrote:What is the exact syntax to set it to 720p@50Hz?

Tried several options, but get nothing but errors...

Should be:
Code: Select All Code
echo S:1280x720p-50 > /sys/class/graphics/fb0/mode

:?:

Re: How to set a different outut resolution (XBMC)

PostPosted: Thu Feb 27, 2014 3:21 am
by Sat4all
Thanks, 1920x1080@24Hz works. Picture is not very nice, but at least I am having some picture.