.
Thread 2 (process 7493):
#0  0xb7f30410 in __kernel_vsyscall ()
#1  0xb77095c6 in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb78b8d98 in ?? () from /usr/lib/libgstreamer-0.10.so.0
#3  0x0808d3c0 in ?? ()
#4  0x0843d598 in ?? ()
#5  0x00000000 in ?? ()
.
Thread 1 (process 7484):
#0  0xb7037cbf in ?? () from /usr/lib/libgstbase-0.10.so.0
#1  0x00000000 in ?? ()