How to make Linux image using URVEBoard Buildroot?

Enter A17Buildroot directory and run terminal: $ source ./envsetup.sh rockchip_rk3288 $ make menuconfig $ make $ urvemake Linux image is in rockdev/output directory.  You can flash it with URVEBoard Flash Toolkit. If you want to edit busybox utilities run: $ make busybox-menuconfig If you want to make modifications in kernel, enter kernel directory: $ cd kernel [...]

How to make Linux image using URVEBoard Buildroot?2020-05-29T09:49:10+02:00

How to check display frequency on Linux new kernels ?

cd /sys/devices/platform/display-subsystem/drm/card0/card0-HDMI-A-1 cat modes cat mode cd /sys/devices/platform/display-subsystem/drm/card0/card0-LVDS-1 cat modes cat mode

How to check display frequency on Linux new kernels ?2020-05-29T09:49:34+02:00

How to rotate screen on URVEBoard A17 linux with X server ?

Add to  /etc/init.d/autoboot.sh   sleep 1 && DISPLAY=:0.0 xrandr --output HDMI-1 --rotate left --fb 1080x1920   And make new file touch /usr/share/X11/xorg.conf.d/60-server.conf  Section "ServerFlags" Option "BlankTime" "0" Option "StandbyTime" "0" Option "SuspendTime" "0" Option "OffTime" "0" EndSection  

How to rotate screen on URVEBoard A17 linux with X server ?2020-05-29T09:49:51+02:00

How to merge VMWARE virtual disk files into one?

Use this command: vmware-vdiskmanager.exe" -r "source.vmdk" -t 0 "result.vmdk" It's good idea to do defragmentation of linux drive before merging: sudo e4defrag /dev/sda1; cat /dev/zero > zero.fill;sync;sleep 1;sync;rm -f zero.fill

How to merge VMWARE virtual disk files into one?2020-05-29T09:50:03+02:00

How to upgrade URVEPlayer on Android?

There are more than three ways for it: Istnieją przynajmniej trzy metody aktualizacji URVEPlayer dla Androida: Using menu locally on player (in this scenario player need to have access to our internet webpage): Connect mouse and reboot board. While URVEPlayer is starting there are few seconds to enter menu. Move your mouse from left [...]

How to upgrade URVEPlayer on Android?2020-05-29T09:50:19+02:00

How to rotate screen on X11, play video over html5 page displayed in QT app

      export QT_GSTREAMER_WIDGET_VIDEOSINK=rkximagesink export QT_GSTREAMER_WINDOW_VIDEOSINK=rkximagesink export DISPLAY=:0.0 export URVE_KMS_X=550 export URVE_KMS_Y=40 export URVE_KMS_W=400 export URVE_KMS_H=720 case $1 in start) ##nohup ./Carmachine & ##wylacza wygaszanie ekranu xset s off -dpms ##obraca ekran i ustawia odwrotna rozdzialke xrandr --output HDMI-1 --rotate left --fb 1080x1920 nohup /home/root/test1 "http://camendesign.com/code/video_for_everybody/test.html" & nohup gst-launch-1.0 -v filesrc location="/home/root/swepvii-tlr2_h720p.mov" ! qtdemux [...]

How to rotate screen on X11, play video over html5 page displayed in QT app2020-05-29T09:50:31+02:00

GStreamer cheatsheet

# Plays hardware accelerated video on HDMI (works from URVE Linux 2.0) URVE_KMS_X=0 URVE_KMS_Y=0 URVE_KMS_W=1920 URVE_KMS_H=300 DISPLAY=:0.0 gst-launch-1.0 -v filesrc location="/home/root/venom-trailer-1_h1080p.mov" ! qtdemux ! h264parse ! mppvideodec ! kmssink connector-id=78 display-ratio=false # on LVDS (display-ratio=false is for disable aspect ratio) URVE_KMS_X=0 URVE_KMS_Y=0 URVE_KMS_W=1920 URVE_KMS_H=300 DISPLAY=:0.0 gst-launch-1.0 -v filesrc location="/home/root/venom-trailer-1_h1080p.mov" ! qtdemux ! h264parse ! mppvideodec [...]

GStreamer cheatsheet2020-05-29T09:50:43+02:00

How to backup and restore (migrate) postgres database?

@SET PGPASSWORD=password @SET PGDATABASE=postgres @SET PGUSER=postgres @SET PGPORT=5433 We need to export everything to all.sql pg_dumpall > all.sql Then, on new server we need to close all database connections: C:\URVE\Server\bin>psql REVOKE CONNECT ON DATABASE urve FROM public; SELECT pg_terminate_backend(pid) FROM pg_stat_activity WHERE datname = 'urve'; DROP DATABASE "urve"; C:\URVE\Server\bin>psql -d urve -f e:\all.sql GRANT CONNECT [...]

How to backup and restore (migrate) postgres database?2020-05-29T09:50:53+02:00

How to make OWNCLOUD works over the internet ?

You need to edit config.php file, like this and add $_SERVER['HTTP_HOST'] nano /var/www/owncloud/config/config.php array ( 0 => '192.168.80.131', 1 => $_SERVER['HTTP_HOST'], ),

How to make OWNCLOUD works over the internet ?2020-05-29T09:51:30+02:00

How to get newest sourcecode in Yocto package?

#in .bb file SRCREV = "${AUTOREV}" SRC_URI = "git:///home/urve/Desktop/gstreamer-rockchip"   # after sourcecode changes git commit -a bitbake -c clean gstreamer1.0-rockchip bitbake -f -c compile gstreamer1.0-rockchip bitbake qt5-image #having problems with license file checksum? add to recipe this line BB_STRICT_CHECKSUM = "0"

How to get newest sourcecode in Yocto package?2020-05-29T09:53:37+02:00
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