#0  0xb7717833 in expose_callback (w=0x9fe1d48, evt=0xbf815328, data=0xa15ffa0) at display.c:227
  222:                       0, 0);
  223:       }
  224:     else
  225:       {
  226:       x -= d->digit_width;
  227:       gdk_draw_pixbuf(d->widget->window,
  228:                       NULL,
  229:                       d->pixbufs[d->indices[pos_i]],
  230:                       0, // gint src_x,
  231:                       0, // gint src_y,
  232:                       x,
#1  0xb72daf0e in _gtk_marshal_BOOLEAN__BOXED (closure=0xa15dff0, return_value=0xbf8150a0, n_param_values=2, param_values=0xbf815100, invocation_hint=0xbf8150bc, marshal_data=0x0) at /build/buildd/gtk+2.0-2.24.24/gtk/gtkmarshalers.c:86
  [Error: /build/buildd/gtk+2.0-2.24.24/gtk/gtkmarshalers.c was not found in source tree]
#2  0xb708b6eb in g_closure_invoke (closure=0xa15dff0, return_value=0xbf8150a0, n_param_values=2, param_values=0xbf815100, invocation_hint=0xbf8150bc) at /build/buildd/glib2.0-2.41.2/./gobject/gclosure.c:768
  [Error: /build/buildd/glib2.0-2.41.2/./gobject/gclosure.c was not found in source tree]
#3  0xb709d1a8 in signal_emit_unlocked_R (node=0xa131d00, node@entry=0x9fd4b28, detail=169085888, detail@entry=0, instance=0x9fe1d48, emission_return=0xbf8151b0, instance_and_params=0xbf815100) at /build/buildd/glib2.0-2.41.2/./gobject/gsignal.c:3553
  [Error: /build/buildd/glib2.0-2.41.2/./gobject/gsignal.c was not found in source tree]
#4  0xb70a52bb in g_signal_emit_valist (instance=0x9fe1d48, signal_id=41, detail=0, var_args=0xbf815260 "|R\201\277\060+\375\t9\355\n\267\002") at /build/buildd/glib2.0-2.41.2/./gobject/gsignal.c:3319
  [Error: /build/buildd/glib2.0-2.41.2/./gobject/gsignal.c was not found in source tree]
#5  0xb70a58b5 in g_signal_emit (instance=instance@entry=0x9fe1d48, signal_id=41, detail=detail@entry=0) at /build/buildd/glib2.0-2.41.2/./gobject/gsignal.c:3365
  [Error: /build/buildd/glib2.0-2.41.2/./gobject/gsignal.c was not found in source tree]
#6  0xb7407b63 in gtk_widget_event_internal (widget=widget@entry=0x9fe1d48, event=event@entry=0xbf815328) at /build/buildd/gtk+2.0-2.24.24/gtk/gtkwidget.c:5010
  [Error: /build/buildd/gtk+2.0-2.24.24/gtk/gtkwidget.c was not found in source tree]
#7  0xb7407f17 in IA__gtk_widget_send_expose (widget=widget@entry=0x9fe1d48, event=event@entry=0xbf815328) at /build/buildd/gtk+2.0-2.24.24/gtk/gtkwidget.c:4839
  [Error: /build/buildd/gtk+2.0-2.24.24/gtk/gtkwidget.c was not found in source tree]
#8  0xb72d9977 in IA__gtk_main_do_event (event=0xbf815328) at /build/buildd/gtk+2.0-2.24.24/gtk/gtkmain.c:1624
  [Error: /build/buildd/gtk+2.0-2.24.24/gtk/gtkmain.c was not found in source tree]
#9  0xb71392a0 in _gdk_window_process_updates_recurse (window=window@entry=0xa140bc0, expose_region=expose_region@entry=0xa1330c0) at /build/buildd/gtk+2.0-2.24.24/gdk/gdkwindow.c:5443
  [Error: /build/buildd/gtk+2.0-2.24.24/gdk/gdkwindow.c was not found in source tree]
#10 0xb71392f3 in _gdk_window_process_updates_recurse (window=window@entry=0xa0a3388, expose_region=expose_region@entry=0xa1446e0) at /build/buildd/gtk+2.0-2.24.24/gdk/gdkwindow.c:5416
  [Error: /build/buildd/gtk+2.0-2.24.24/gdk/gdkwindow.c was not found in source tree]
#11 0xb7169db3 in _gdk_windowing_window_process_updates_recurse (window=window@entry=0xa0a3388, region=region@entry=0xa1446e0) at /build/buildd/gtk+2.0-2.24.24/gdk/x11/gdkwindow-x11.c:5643
  [Error: /build/buildd/gtk+2.0-2.24.24/gdk/x11/gdkwindow-x11.c was not found in source tree]
#12 0xb7135ae8 in gdk_window_process_updates_internal (window=<optimized out>) at /build/buildd/gtk+2.0-2.24.24/gdk/gdkwindow.c:5610
  [Error: /build/buildd/gtk+2.0-2.24.24/gdk/gdkwindow.c was not found in source tree]
#13 0xb7136447 in IA__gdk_window_process_all_updates () at /build/buildd/gtk+2.0-2.24.24/gdk/gdkwindow.c:5716
  [Error: /build/buildd/gtk+2.0-2.24.24/gdk/gdkwindow.c was not found in source tree]
#14 0xb725328f in gtk_container_idle_sizer (data=0x0) at /build/buildd/gtk+2.0-2.24.24/gtk/gtkcontainer.c:1360
  [Error: /build/buildd/gtk+2.0-2.24.24/gtk/gtkcontainer.c was not found in source tree]
#15 0xb7113098 in gdk_threads_dispatch (data=0xa114c10) at /build/buildd/gtk+2.0-2.24.24/gdk/gdk.c:512
  [Error: /build/buildd/gtk+2.0-2.24.24/gdk/gdk.c was not found in source tree]
#16 0xb6f9a3e0 in g_idle_dispatch (source=0xa101658, callback=0xb7113040 <gdk_threads_dispatch>, user_data=0xa114c10) at /build/buildd/glib2.0-2.41.2/./glib/gmain.c:5319
  [Error: /build/buildd/glib2.0-2.41.2/./glib/gmain.c was not found in source tree]
#17 0xb6f9d9db in g_main_dispatch (context=<optimized out>) at /build/buildd/glib2.0-2.41.2/./glib/gmain.c:3064
  [Error: /build/buildd/glib2.0-2.41.2/./glib/gmain.c was not found in source tree]
#18 g_main_context_dispatch (context=0x9fb03f0) at /build/buildd/glib2.0-2.41.2/./glib/gmain.c:3663
  [Error: /build/buildd/glib2.0-2.41.2/./glib/gmain.c was not found in source tree]
#19 0xb6f9ddd9 in g_main_context_iterate (context=0x9fb03f0, block=169085888, block@entry=1, dispatch=1, self=<optimized out>) at /build/buildd/glib2.0-2.41.2/./glib/gmain.c:3734
  [Error: /build/buildd/glib2.0-2.41.2/./glib/gmain.c was not found in source tree]
#20 0xb6f9e189 in g_main_loop_run (loop=loop@entry=0xa151920) at /build/buildd/glib2.0-2.41.2/./glib/gmain.c:3928
  [Error: /build/buildd/glib2.0-2.41.2/./glib/gmain.c was not found in source tree]
#21 0xb72d84a0 in IA__gtk_main () at /build/buildd/gtk+2.0-2.24.24/gtk/gtkmain.c:1271
  [Error: /build/buildd/gtk+2.0-2.24.24/gtk/gtkmain.c was not found in source tree]
#22 0x0804d0f4 in main (argc=1, argv=0xbf815764) at main.c:96
   91: 
   92:   bg_cmdline_init(&app_data);
   93: 
   94:   bg_cmdline_parse(args, &argc, &argv, win);
   95:   
   96:   transcoder_window_run(win);
   97: 
   98:   transcoder_window_destroy(win);
   99: 
  100:   return 0;
  101:   }