libavcodec/h264pred.c:333: error: Uninitialized Value
  The value read from l1 was never initialized.

libavcodec/h264pred.c:333:5: 
331.     src[1+0*stride]=(l0 + 2*l1 + l2 + 2)>>2;
332.     src[2+0*stride]=
333.     src[0+1*stride]=(l1 + l2 + 1)>>1;
         ^
334.     src[3+0*stride]=
335.     src[1+1*stride]=(l1 + 2*l2 + l3 + 2)>>2;
