#0  0x00007f72f5f4b584 in copy_samples_s (out=<value optimized out>, 
    in=<value optimized out>, samples=<value optimized out>, 
    channels=<value optimized out>, width=<value optimized out>)
    at gstvorbisdeclib.c:43
	j = <value optimized out>
#1  0x00007f72f5f49d5c in vorbis_dec_decode_buffer (vd=0x37d81d0, 
    buffer=<value optimized out>) at gstvorbisdec.c:1227
	timestamp = 9563696145
	duration = 23219954
	packet_wrapper = {packet = 0x7f730403dd90 "�j}�\n\211N\201", 
  bytes = 308, b_o_s = 140131729453984, e_o_s = 0, granulepos = -1, 
  packetno = 0}
	result = Unhandled dwarf expression opcode 0x9f