VAR_S2R_MAIN_N 199 libavfilter/vf_scale.c vars_w[VAR_S2R_MAIN_N] || vars_h[VAR_S2R_MAIN_N] || VAR_S2R_MAIN_N 210 libavfilter/vf_scale.c vars_w[VAR_S2R_MAIN_N] || vars_h[VAR_S2R_MAIN_N] || VAR_S2R_MAIN_N 704 libavfilter/vf_scale.c scale->var_values[VAR_S2R_MAIN_N] = link->frame_count_out;