VAR_GAMMA 132 libavfilter/vf_eq.c eq->var_values[VAR_GAMMA] = av_clipf(av_expr_eval(eq->gamma_pexpr, eq->var_values, eq), 0.1, 10.0); VAR_GAMMA 138 libavfilter/vf_eq.c eq->param[0].gamma = eq->var_values[VAR_GAMMA] * eq->var_values[VAR_GAMMA_G];