challenge-bot.com Git - ozzloy@gmail.com/oble/blob - TODO

   1 (track this down:
   2 dginn% ./oble -c ~/Downloads/haarcascade_frontalface_alt.xml
   3 Corrupt JPEG data: 160038 extraneous bytes before marker 0x69
   4 ERROR: frame is null...)
   5 FOR SCREENSAVER:
   6 * gnome-screensaver-command --poke
   7         * find irc channel to ask if my understanding is correct
   8         * file bug
   9         * track down bug
  10                 * compile gnome-screensaver
  11
  12 http://coderrr.wordpress.com/2008/04/20/getting-idle-time-in-unix/#comment-1927
  13 in c:
  14 #include <X11/extensions/scrnsaver.h>
  15
  16 main() {
  17   XScreenSaverInfo *info = XScreenSaverAllocInfo();
  18   Display *display = XOpenDisplay(0);
  19
  20   XScreenSaverQueryInfo(display, DefaultRootWindow(display), info);
  21   printf("%u ms\n", info->idle);
  22 }
  23 in ruby inline:
  24 require 'inline'
  25
  26 class XScreenSaver
  27   class << self
  28     inline do |builder|
  29       builder.add_link_flags '-lXss'
  30       builder.include '<X11/extensions/scrnsaver.h>'
  31       builder.c %{
  32         double idle_time() {
  33           static Display *display;
  34           XScreenSaverInfo *info = XScreenSaverAllocInfo();
  35
  36           if (!display)  display = XOpenDisplay(0);
  37           if (!display)  return -1;
  38
  39           XScreenSaverQueryInfo(display, DefaultRootWindow(display), info);
  40
  41           return info->idle / 1000.0;
  42         }
  43       }
  44     end
  45   end
  46 end
  47
  48 if __FILE__ == $0
  49   loop { puts XScreenSaver.idle_time; sleep 0.2 }
  50 end
  51