I found the source of Problems now in a program which was loaded in rc.local.
It stop use of reboot shutdown etc.
After removing program from rc.local all cmds are useable.
So it is not related to kernel, i guess.
Dear all a nice christmas time,
I tried to get it run on my pi, but every time I start in SDL2-image the showimage programm I run in the error-message:
SDL_CreateWindowAndRenderer() failed: No available video device
Dear, I try to build an application with OpenMaxIL and MySQL CppConn. Now I run in trouble with the apt-get tool. When I like to build the OpenMaxIl I need Boost 1.50. So I install it. Then I like to install the libmysqlcppconn-dev package with apt-get and then it deinstall the boost 1.50 and instal...
I rebuild X264 and ffmpeg in the way as it was described on the ffmpeg-site-pages.
when I start ffplay to show a mpeg4-video (without sound) it is to slow. It only Plays 0.5 Frames per second in full-hd.
How should I set the Parameters by compiling or which misstake had I done?
Hallo, die Genauigkeit der schwarz/weiß-Messung kann runter bis auf 1/10mm gehen. Ist Abhängig vom Aufbau und Fertigungstoleranz. Besser als schwarz/weiß ist zum Beispiel silber/schwarz (reflektierend oder nicht) Du kannst aber auch die Tiefe direkt ablesen, wenn du binaere Streifen mit einer Scan-Z...
I missunderstand why it is a problem to have both connected and with a ip-adressed at the same time.
At my home it is all the time working (wifi and cable connected). I can use putty to connect both networks. Also at the same time. There is no problem (if you had a good power supply).
Im Datenblatt sthet die Init-Sequence wie folgt. Hast du diese Schritte nun alle drinnen? Vor allem die Wartezeit im letzten Schritt? Initialization Sequence Refer to Figure 9, “Initialization Sequence,” on page 21. To initialize the device: 1. Supply VA and VD. 2. Supply VIO while keeping the RST p...
Dear rst, i'm now a little bit farther and can compile and link a small sample. (I use extern "C" to include the header files, after that I could link the files) But now I got only an assert at s==0 GRAPHICS_RESOURCE_HANDLE img; uint32_t width, height; int LAYER=1; bcm_host_init(); int s,t,u; char c...
Hi, I tried to use OpenVG in a C++-Programm. I had setup the OpenVG correct (rebuild.sh works fine and I could start also the compiled demos like world_font.bin). By linking my programm I add the libs and the path. But it brings me every time the error: undefined reference to `gx_graphics_init(char ...
I'm using g++ to compile the program with the fltk lib.
The result is: Could not find device.Now I tried to start it after loading startx and then it works.
But I like to start the programm without first loading the startx