+ /* note that the correct computation below is technically:
+ b->window[0]=ov_ilog(ci->blocksizes[0]-1)-6;
+ b->window[1]=ov_ilog(ci->blocksizes[1]-1)-6;
+ but since blocksizes are always powers of two,
+ the below is equivalent.
+ */
+ b->window[0]=ov_ilog(ci->blocksizes[0])-7;
+ b->window[1]=ov_ilog(ci->blocksizes[1])-7;