libavcodec/hevc_filter.c:444: error: Uninitialized Value
  The value read from left_beta_offset was never initialized.

libavcodec/hevc_filter.c:444:31: 
442. 
443.                 tc_offset   = x >= x0 ? cur_tc_offset : left_tc_offset;
444.                 beta_offset = x >= x0 ? cur_beta_offset : left_beta_offset;
                                   ^
445. 
446.                 beta[0] = betatable[av_clip(qp0 + beta_offset, 0, MAX_QP)];
