Lines Matching defs:minval
43 "minval", ///< min value for the pixel
139 * Clip value val in the minval - maxval range.
144 double minval = s->var_values[VAR_MINVAL];
147 return av_clip(val, minval, maxval);
151 * Compute gamma correction for value val, assuming the minval-maxval
158 double minval = s->var_values[VAR_MINVAL];
161 return pow((val-minval)/(maxval-minval), gamma) * (maxval-minval)+minval;