libavcodec/hevc_filter.c:440: error: Uninitialized Value
  The value read from left_beta_offset was never initialized.

libavcodec/hevc_filter.c:440:31: 
438. 
439.                 tc_offset   = x >= x0 ? cur_tc_offset : left_tc_offset;
440.                 beta_offset = x >= x0 ? cur_beta_offset : left_beta_offset;
                                   ^
441. 
442.                 beta[0] = betatable[av_clip(qp0 + (beta_offset >> 1 << 1), 0, MAX_QP)];
