libavcodec/h264pred.c:137: error: Uninitialized Value
  The value read from t3 was never initialized.

libavcodec/h264pred.c:137:5: 
135.     src[0+0*stride]=(t0 + t2 + 2*t1 + 2)>>2;
136.     src[1+0*stride]=
137.     src[0+1*stride]=(t1 + t3 + 2*t2 + 2)>>2;
         ^
138.     src[2+0*stride]=
139.     src[1+1*stride]=
