#0  0x00007fa16ee0e299 in gst_color_balance_list_channels () from /usr/lib/libgstinterfaces-0.10.so.0
No symbol table info available.
#1  0x000000000042c706 in empathy_video_src_get_supported_channels ()
No symbol table info available.
#2  0x0000000000428353 in ?? ()
No symbol table info available.
#3  0x00007fa16eb56fd4 in ?? () from /usr/lib/libgstreamer-0.10.so.0
No symbol table info available.
#4  0x00007fa16c11bb6d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007fa16c11c368 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#6  0x00007fa16c11c8a2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#7  0x00007fa16d81010d in gtk_main () from /usr/lib/libgtk-3.so.0
No symbol table info available.
#8  0x00007fa16c8c134e in g_application_run () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#9  0x0000000000421d5f in main ()
No symbol table info available.