libavcodec/aacsbr.c:741: error: Uninitialized Value
  The value read from bs_pointer was never initialized.

libavcodec/aacsbr.c:741:22: 
739.             if (!bs_pointer)
740.                 idx = 1;
741.             else if (bs_pointer == 1)
                          ^
742.                 idx = ch_data->bs_num_env[1] - 1;
743.             else // bs_pointer > 1
