#0  0x00000000 in ?? ()
#1  0xb7e34852 in IA__g_object_notify (object=0x8160600, property_name=0xb6aea73d "codec")
#2  0xb6ae64bc in cb_probe (pad=0x812ce20, e=0x806d0f0, user_data=0x8160600) at gststreaminfo.c:198
  [Error: gststreaminfo.c was not found in source tree]
#3  0xb7edbfb0 in gst_marshal_BOOLEAN__POINTER (closure=0x8160398, return_value=0xb605be00, n_param_values=2, 
#4  0xb7e2f772 in IA__g_closure_invoke (closure=0x8160398, return_value=0xb605be00, n_param_values=2, 
#5  0xb7e40323 in signal_emit_unlocked_R (node=0x8093728, detail=81, instance=0x812ce20, emission_return=0xb605bee8, 
#6  0xb7e41ba8 in IA__g_signal_emitv (instance_and_params=0xb605bec0, signal_id=34, detail=81, return_value=0xb605bee8)
#7  0xb7ea543a in gst_pad_emit_have_data_signal (pad=0x812ce20, obj=0x806d0f0) at gstpad.c:3393
  [Error: gstpad.c was not found in source tree]
#8  0xb7ea5fd5 in gst_pad_push_event (pad=0x812ce20, event=0x806d0f0) at gstpad.c:4048
  [Error: gstpad.c was not found in source tree]
#9  0xb7e9b0da in gst_proxy_pad_do_event (pad=0x812d650, event=0x806d0f0) at gstghostpad.c:140
  [Error: gstghostpad.c was not found in source tree]
#10 0xb7ea56e6 in gst_pad_send_event (pad=0x812d650, event=0x806d0f0) at gstpad.c:4206
  [Error: gstpad.c was not found in source tree]
#11 0xb7ea5d6e in gst_pad_push_event (pad=0x81541b8, event=0x806d0f0) at gstpad.c:4062
  [Error: gstpad.c was not found in source tree]
#12 0xb7ea6e19 in gst_pad_event_default (pad=0x81540f8, event=0x806d0f0) at gstpad.c:2930
  [Error: gstpad.c was not found in source tree]
#13 0xb6a5423c in gst_faad_sink_event (pad=0x81540f8, event=0x806d0f0) at gstfaad.c:870
  [Error: gstfaad.c was not found in source tree]
#14 0xb7ea56e6 in gst_pad_send_event (pad=0x81540f8, event=0x806d0f0) at gstpad.c:4206
  [Error: gstpad.c was not found in source tree]
#15 0xb7ea5d6e in gst_pad_push_event (pad=0x8154038, event=0x806d0f0) at gstpad.c:4062
  [Error: gstpad.c was not found in source tree]
#16 0xb6aba8e8 in gst_queue_loop (pad=0x8154038) at gstqueue.c:942
  [Error: gstqueue.c was not found in source tree]
#17 0xb7ec3a46 in gst_task_func (task=0x8147810, tclass=0x8145cc0) at gsttask.c:192
  [Error: gsttask.c was not found in source tree]
#18 0xb7db70c8 in g_thread_pool_thread_proxy (data=0x8145d50) at /build/buildd/glib2.0-2.14.1/glib/gthreadpool.c:265
  [Error: /build/buildd/glib2.0-2.14.1/glib/gthreadpool.c was not found in source tree]
#19 0xb7db55af in g_thread_create_proxy (data=0x8076b38) at /build/buildd/glib2.0-2.14.1/glib/gthread.c:635
  [Error: /build/buildd/glib2.0-2.14.1/glib/gthread.c was not found in source tree]
#20 0xb7c3146b in start_thread () from /lib/tls/i686/cmov/libpthread.so.0
#21 0xb7bb573e in clone () from /lib/tls/i686/cmov/libc.so.6