#0 0x00007fb80dbdbd0c in gst_mini_object_copy (mini_object=0xbdc240) at gstminiobject.c:192 mo_class = (GstMiniObjectClass *) 0x0 __PRETTY_FUNCTION__ = "gst_mini_object_copy" #1 0x00007fb7f957fd39 in gst_v4l2src_grab_frame (v4l2src=0xd8e470, buf=0x7fb7f325d908) at v4l2src_calls.c:133 v4l2object = (GstV4l2Object *) 0xd8b2c0 pool = (GstV4l2BufferPool *) 0xc45990 trials = pool_buffer = (GstBuffer *) 0xbdc240 need_copy = ret = __FUNCTION__ = "gst_v4l2src_grab_frame" #2 0x0000000000d9e188 in ?? () No symbol table info available. #3 0x00007fb80dbe5a8d in gst_pad_push (pad=0xc45990, buffer=) at gstpad.c:658 ret = 233221892 cache_ptr = (gpointer *) 0x1 peer = (GstPad *) 0xd8b2c0 caps = __PRETTY_FUNCTION__ = "gst_pad_push" #4 0x00007fb7fc192640 in ?? () No symbol table info available. #5 0x00007fb80dbdbe92 in gst_mini_object_ref (mini_object=0xd8b2c0) at gstminiobject.c:192 __PRETTY_FUNCTION__ = "gst_mini_object_ref" #6 0x00000093557f49f2 in ?? () No symbol table info available. #7 0x00007fb7f325d908 in ?? () No symbol table info available. #8 0x0000000000cd8330 in ?? () No symbol table info available. #9 0x0000000000d8e470 in ?? () No symbol table info available. #10 0x00007fb80de6af04 in __gst_debug_enabled () from /usr/lib/libgstreamer-0.10.so.0 No symbol table info available. #11 0x0000000000d8e470 in ?? () No symbol table info available. #12 0x0000000000000000 in ?? () No symbol table info available.