int hsub = plane == 1 || plane == 2 ? trans->hsub : 0;
int vsub = plane == 1 || plane == 2 ? trans->vsub : 0;
int pixstep = trans->pixsteps[plane];
- int inh = in->height >> vsub;
+ int inh = FF_CEIL_RSHIFT(in->height, vsub);
int outw = FF_CEIL_RSHIFT(out->width, hsub);
int outh = FF_CEIL_RSHIFT(out->height, vsub);
int start = (outh * jobnr ) / nb_jobs;