libavcodec/ivi_dsp.c:122: error: Uninitialized Value
  The value read from b1_3 was never initialized.

libavcodec/ivi_dsp.c:122:17: 
120.                 b1_1 = b1_ptr[back_pitch+indx+1];
121. 
122.                 tmp2 = tmp1 - tmp0*6 + b1_3;
                     ^
123.                 b1_3 = b1_1 - b1_2*6 + b1_ptr[pitch+indx+1];
124. 
