static inline int ff_insert_inpad(AVFilterContext *f, unsigned index,
                                   AVFilterPad *p)
{
    int ret = ff_insert_pad(index, &f->nb_inputs, offsetof(AVFilterLink, dstpad),
                  &f->input_pads, &f->inputs, p);
#if FF_API_FOO_COUNT
FF_DISABLE_DEPRECATION_WARNINGS
    f->input_count = f->nb_inputs;
FF_ENABLE_DEPRECATION_WARNINGS
#endif
    return ret;
}