libavcodec/h264pred.c:71: error: Uninitialized Value
  The value read from t1 was never initialized.

libavcodec/h264pred.c:71:5: 
69.     LOAD_LEFT_EDGE
70. 
71.     src[0+0*stride]=(l1 + t1)>>1;
        ^
72.     src[1+0*stride]=
73.     src[0+1*stride]=(l2 + t2)>>1;
