VAR_S2R_MAIN_POS 201 libavfilter/vf_scale.c vars_w[VAR_S2R_MAIN_POS] || vars_h[VAR_S2R_MAIN_POS]) ) { VAR_S2R_MAIN_POS 212 libavfilter/vf_scale.c vars_w[VAR_S2R_MAIN_POS] || vars_h[VAR_S2R_MAIN_POS]) ) { VAR_S2R_MAIN_POS 706 libavfilter/vf_scale.c scale->var_values[VAR_S2R_MAIN_POS] = in->pkt_pos == -1 ? NAN : in->pkt_pos;