diff --git a/libavfilter/vf_transpose.c b/libavfilter/vf_transpose.c index 911329caac..e4de31b042 100644 --- a/libavfilter/vf_transpose.c +++ b/libavfilter/vf_transpose.c @@ -151,7 +151,7 @@ static int filter_slice(AVFilterContext *ctx, void *arg, int jobnr, 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;