libavcodec/motion_est_template.c:1167: error: Uninitialized Value
  The value read from xmin was never initialized.

libavcodec/motion_est_template.c:1167:9: 
1165.         //FIXME try some early stop
1166.         CHECK_MV(P_MEDIAN[0]>>shift, P_MEDIAN[1]>>shift)
1167.         CHECK_MV(P_LEFT[0]>>shift, P_LEFT[1]>>shift)
              ^
1168.         CHECK_MV(P_TOP[0]>>shift, P_TOP[1]>>shift)
1169.         CHECK_MV(P_TOPRIGHT[0]>>shift, P_TOPRIGHT[1]>>shift)
